Tag Archives: hydraulic quick release coupling

China Good quality Kze Series Kze3-8 G3/8 Stainless Steel Hydraulic Quick Release Coupling High Pressure Female Male Quick Coupler Hose Connector Hydraulic Couplings

Product Description

Product Description

  

Technical Specification

Fluid Air. if you use liquid please contact factory
Max Working Pressure 1.32Mpa(13.5kgf/cm2 )
Pressure Range Normal Working Pressure 0~0.9Mpa(0~9.2kgf/cm2)
Low Working Pressure -99.99~0Kpa(-750~0mmHg )
Ambient Temperature 0~60ºC
Application Pipe PU tube, Nylon tube
Modle Number Hydraulic Quick Coupler 

 

Detailed Photos

 

Hot Sale Product

 

Application

Company Profile

      HangZhou Yisheng Pneumatic Co.,Ltd devoting ourselves to pneumatic components.we integrates developing manufacturing,sales,service and technical support together for long terms .
     Our sales network have covered exceed 100 countries and areas. German,France ,Italy,United Kingdom, United States, Russia, Turkey,Dubai,Saudi Arabia, Brazil, Chile ,Middle East countries and Southeast Asia .This serve us win the high reputation and impression in the products we support  pneumatic fitting ,plastic tube ,air source,cylinder ,solenoid valve,and All kinds of products .
     Your attention and propose is the important motivity for our enterprise ,we are keenly expect we could make effort together with you .
     We sincerely hope to cooperate with customers all over the world on the basis of mutual benefit.
     We honestly welcome to visit, thank you .

Payment & Delivery

FAQ

Q: Can I get some samples?
A: Yes,Sample order is available for quality check and market test.But you have to pay the express cost.

Q: What’s delivery time?
A: It usually takes about 3-5 working days for small order and 10-15 days for bulk order.

Q: What’s your payment terms?
A: We usually accept all kinds of payment terms.Such as T/T,L/C,Western Union,Paypal and Cash.

Q: What’s your warranty terms?
A: We offer 12 months warranty time.

Q: Do you have the products in stock?
A: Depends on your request.We have standard models in stock.Some special products and big order will be newly produced according to your order.

Q: Can I mix different power in 1 container?
A: Yes,Different models can be mixed up in 1 container,even 1 order.

Q: How does your factory do the quality control?
A: Quality is priority,we always attach importance to quality control from the beginning to the end of the production.Every product will be fully assembled and carefully tested before packing and shipping.

Q: I would like to know if you have a partner for export?
A: Yes,YISHENG have the right to export and can sell product all over the world.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

What are the maintenance requirements for hydraulic couplings to ensure optimal performance?

Maintaining hydraulic couplings is crucial to ensure their optimal performance and extend their service life. Regular maintenance helps identify potential issues early on and prevents costly breakdowns. Here are the essential maintenance requirements for hydraulic couplings:

  • Inspection: Regularly inspect the hydraulic coupling for signs of wear, damage, or leaks. Check for any unusual noises, vibrations, or changes in performance during operation.
  • Lubrication: Ensure proper lubrication of the coupling’s moving parts. Use the manufacturer-recommended lubricants and follow the specified intervals for re-lubrication.
  • Coupling Alignment: Check and correct the alignment of the driving and driven shafts connected by the coupling. Misalignment can lead to premature wear and reduce coupling efficiency.
  • Bolt Tightening: Regularly check and tighten the bolts and fasteners securing the coupling. Loose bolts can lead to coupling slippage and compromised power transmission.
  • Cleanliness: Keep the hydraulic coupling and its surrounding area clean from dirt, debris, and contaminants. Clean the coupling during scheduled maintenance to prevent contamination-related issues.
  • Temperature and Pressure Checks: Monitor the operating temperature and pressure to ensure they remain within the specified limits for the coupling. Operating beyond the recommended ranges can cause damage and reduce coupling performance.
  • Overload Prevention: Avoid exceeding the rated torque capacity of the coupling to prevent overload and potential damage to the coupling or connected equipment.
  • Replacement of Worn Parts: Replace any worn or damaged components of the hydraulic coupling promptly. Follow the manufacturer’s guidelines for part replacement and use genuine spare parts when needed.
  • Periodic Maintenance: Establish a regular maintenance schedule for the hydraulic coupling based on the operating conditions and manufacturer recommendations. Adhering to this schedule helps identify and address issues before they become severe.
  • Expert Inspection: If you encounter any unusual performance issues or suspect coupling problems, consult a hydraulic system expert for a detailed inspection and analysis. They can provide valuable insights and recommendations for maintenance and repairs.

Proper and consistent maintenance of hydraulic couplings is essential to ensure their reliability, efficiency, and safe operation. By following the recommended maintenance practices, you can prolong the life of the hydraulic coupling and optimize the performance of your hydraulic system.

hydraulic coupling

What are the standard sizes and thread types available for hydraulic couplings?

Hydraulic couplings come in a variety of sizes and thread types to accommodate different hydraulic system requirements. The standard sizes and thread types are specified based on industry standards and regional norms. Here are some common standard sizes and thread types for hydraulic couplings:

  • Thread Types:
    • NPT (National Pipe Thread): NPT is a widely used thread type in North America. It has a tapered thread design and requires thread sealants like Teflon tape to ensure a leak-free connection.
    • BSP (British Standard Pipe): BSP is commonly used in Europe and many other parts of the world. It can have parallel (BSPP) or tapered (BSPT) threads and often requires thread sealants for a secure connection.
    • JIC (Joint Industry Council): JIC threads have a 37-degree flare angle and are prevalent in hydraulic systems. They provide a reliable metal-to-metal seal without the need for thread sealants.
    • SAE (Society of Automotive Engineers): SAE threads are commonly used in mobile hydraulic applications. They have a 45-degree flare angle and offer excellent sealing capabilities.
    • ORFS (O-Ring Face Seal): ORFS fittings feature a flat face with an O-ring seal. They are suitable for high-pressure applications and provide a reliable leak-free connection.
  • Standard Sizes:
    • Hydraulic couplings are available in various standard sizes, typically measured in inches or millimeters. Common sizes for hydraulic couplings include 1/4″, 3/8″, 1/2″, 3/4″, 1″, and 1 1/4″ for smaller couplings and up to larger sizes like 2″, 2 1/2″, and 3″ for heavy-duty industrial applications.
    • Metric sizes, such as 6 mm, 10 mm, 12 mm, 16 mm, and 20 mm, are also commonly used in hydraulic systems, especially in countries that follow the metric system.
    • Some specialized hydraulic systems may require custom sizes to meet specific application needs.

It’s important to note that while these thread types and sizes are commonly used, there may be other proprietary or industry-specific thread types and sizes depending on the manufacturer or application requirements. When selecting hydraulic couplings, it’s essential to ensure that the chosen couplings match the thread type and size of the corresponding components in the hydraulic system to ensure a proper and secure connection.

Hydraulic coupling manufacturers often provide detailed specifications and technical information about their products, including the available thread types and sizes, to help users select the right couplings for their specific hydraulic system needs.

hydraulic coupling

What are the key design considerations when using hydraulic couplings in hydraulic systems?

Designing hydraulic systems with hydraulic couplings requires careful consideration of various factors to ensure optimal performance, reliability, and safety. Here are the key design considerations:

  1. Fluid Compatibility: Select hydraulic couplings made from materials compatible with the hydraulic fluid used in the system. Incompatible materials may lead to chemical reactions, corrosion, or degradation of the coupling, affecting its performance and service life.
  2. Pressure Rating: Ensure that the hydraulic coupling has an adequate pressure rating to handle the maximum operating pressure of the hydraulic system. Using a coupling with a lower pressure rating may lead to failure and system leaks.
  3. Temperature Range: Consider the temperature range in which the hydraulic system will operate. Choose a hydraulic coupling that can withstand the minimum and maximum temperatures without deformation or loss of performance.
  4. Torsional Stiffness: Evaluate the required torsional stiffness of the coupling based on the system’s torque demands. A coupling with insufficient torsional stiffness may lead to excessive vibrations and decreased system accuracy.
  5. Misalignment Compensation: Hydraulic couplings should be able to accommodate misalignments between the driving and driven shafts. Consider the angular, radial, and axial misalignment capacity of the coupling to prevent excessive stress on the system components.
  6. Speed and Torque Requirements: Determine the speed and torque demands of the hydraulic system. Choose a coupling that can handle the required torque and rotational speed to ensure efficient power transmission.
  7. Environmental Conditions: Factor in the environmental conditions the hydraulic system will be exposed to, such as moisture, dust, chemicals, or extreme temperatures. Select a coupling with appropriate coatings or materials to withstand these conditions.
  8. Overload Protection: Consider whether overload protection is necessary for the hydraulic system. Some hydraulic couplings offer built-in overload protection features, which can be beneficial in preventing damage during unexpected load spikes.
  9. Installation and Maintenance: Choose a hydraulic coupling that is easy to install and maintain. Accessible coupling designs simplify inspection and servicing, reducing downtime and maintenance costs.
  10. Size and Weight: Consider the available space and weight constraints in the system. Opt for a hydraulic coupling that fits within the available space and meets the weight limitations without compromising performance.

By carefully considering these design considerations and selecting the appropriate hydraulic coupling, designers can ensure a reliable and efficient hydraulic system that meets the specific requirements of the application. Regular maintenance and proper coupling installation also play a crucial role in prolonging the life and performance of the hydraulic system.

China Good quality Kze Series Kze3-8 G3/8 Stainless Steel Hydraulic Quick Release Coupling High Pressure Female Male Quick Coupler Hose Connector Hydraulic Couplings  China Good quality Kze Series Kze3-8 G3/8 Stainless Steel Hydraulic Quick Release Coupling High Pressure Female Male Quick Coupler Hose Connector Hydraulic Couplings
editor by CX 2024-04-26

China Good quality Kze Series Kze3-8 G3/8 Stainless Steel Hydraulic Quick Release Coupling High Pressure Female Male Quick Coupler Hose Connector Hydraulic Couplings

Product Description

Product Description

  

Technical Specification

Fluid Air. if you use liquid please contact factory
Max Working Pressure 1.32Mpa(13.5kgf/cm2 )
Pressure Range Normal Working Pressure 0~0.9Mpa(0~9.2kgf/cm2)
Low Working Pressure -99.99~0Kpa(-750~0mmHg )
Ambient Temperature 0~60ºC
Application Pipe PU tube, Nylon tube
Modle Number Hydraulic Quick Coupler 

 

Detailed Photos

 

Hot Sale Product

 

Application

Company Profile

      HangZhou Yisheng Pneumatic Co.,Ltd devoting ourselves to pneumatic components.we integrates developing manufacturing,sales,service and technical support together for long terms .
     Our sales network have covered exceed 100 countries and areas. German,France ,Italy,United Kingdom, United States, Russia, Turkey,Dubai,Saudi Arabia, Brazil, Chile ,Middle East countries and Southeast Asia .This serve us win the high reputation and impression in the products we support  pneumatic fitting ,plastic tube ,air source,cylinder ,solenoid valve,and All kinds of products .
     Your attention and propose is the important motivity for our enterprise ,we are keenly expect we could make effort together with you .
     We sincerely hope to cooperate with customers all over the world on the basis of mutual benefit.
     We honestly welcome to visit, thank you .

Payment & Delivery

FAQ

Q: Can I get some samples?
A: Yes,Sample order is available for quality check and market test.But you have to pay the express cost.

Q: What’s delivery time?
A: It usually takes about 3-5 working days for small order and 10-15 days for bulk order.

Q: What’s your payment terms?
A: We usually accept all kinds of payment terms.Such as T/T,L/C,Western Union,Paypal and Cash.

Q: What’s your warranty terms?
A: We offer 12 months warranty time.

Q: Do you have the products in stock?
A: Depends on your request.We have standard models in stock.Some special products and big order will be newly produced according to your order.

Q: Can I mix different power in 1 container?
A: Yes,Different models can be mixed up in 1 container,even 1 order.

Q: How does your factory do the quality control?
A: Quality is priority,we always attach importance to quality control from the beginning to the end of the production.Every product will be fully assembled and carefully tested before packing and shipping.

Q: I would like to know if you have a partner for export?
A: Yes,YISHENG have the right to export and can sell product all over the world.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

Are there specialized hydraulic couplings for high-pressure or high-flow applications?

Yes, there are specialized hydraulic couplings designed to meet the demands of high-pressure and high-flow applications. These specialized couplings are engineered to handle the increased loads, pressures, and flow rates typically encountered in industrial settings where heavy-duty equipment and machinery are used. Here are some types of hydraulic couplings commonly used in such applications:

  • High-Pressure Hydraulic Couplings: High-pressure hydraulic couplings are constructed with robust materials and advanced sealing technologies to withstand extreme pressure levels. They are commonly used in hydraulic systems that operate at pressures exceeding standard hydraulic system limits. These couplings ensure reliable power transmission and prevent leakage or failure under high-pressure conditions.
  • Quick-Disconnect Couplings: Quick-disconnect couplings, also known as quick-release or quick-connect couplings, are designed for rapid and efficient connection and disconnection of hydraulic lines. They are prevalent in high-flow applications where frequent connections and disconnections are necessary, such as in construction equipment, agricultural machinery, and manufacturing processes.
  • Multi-Couplings: Multi-couplings allow the simultaneous connection of multiple hydraulic lines with a single motion. These couplings are suitable for applications with complex hydraulic circuits, such as material handling systems and mobile hydraulics. They simplify the connection process and minimize downtime during equipment setup or maintenance.
  • High-Flow Hydraulic Couplings: High-flow hydraulic couplings are designed to accommodate large volumetric flow rates in hydraulic systems. They feature larger passageways and flow channels to reduce pressure drop and ensure efficient fluid transfer in applications like heavy machinery, material handling, and large-scale industrial processes.
  • Flush Face Couplings: Flush face couplings provide a leak-free connection when connected or disconnected. They are suitable for high-pressure applications where minimizing fluid loss during connection and disconnection is critical for safety and environmental reasons.
  • Flat Face Couplings: Flat face couplings are ideal for high-pressure applications where cleanliness and contamination control are essential. Their flat mating surfaces prevent trapping debris during connection, making them suitable for construction equipment, mining machinery, and other rugged applications.
  • High-Temperature Hydraulic Couplings: High-temperature hydraulic couplings are designed to operate in extreme temperature environments, such as those encountered in hot industrial processes or near machinery generating significant heat. They use specialized seals and materials that can withstand elevated temperatures without compromising performance.

Specialized hydraulic couplings are engineered to handle the unique challenges posed by high-pressure or high-flow applications, ensuring safe, efficient, and reliable operation in demanding industrial environments. When selecting a hydraulic coupling for such applications, it’s crucial to consider factors like the specific pressure and flow requirements, environmental conditions, compatibility with the hydraulic fluid, and the overall system design to achieve optimal performance and safety.

hydraulic coupling

Where can I find reputable suppliers or manufacturers of hydraulic couplings for my specific hydraulic system requirements?

Finding reputable suppliers or manufacturers of hydraulic couplings is essential to ensure the quality, performance, and compatibility of the couplings with your specific hydraulic system requirements. Here are some methods and sources to help you locate reliable hydraulic coupling suppliers:

  1. Online Directories and Marketplaces: Utilize online industrial directories and marketplaces that list hydraulic coupling manufacturers and suppliers. Websites like ThomasNet, Alibaba, and IndustryNet can provide comprehensive listings with company profiles and product offerings.
  2. Trade Shows and Exhibitions: Attend trade shows and exhibitions focused on fluid power and hydraulic components. These events offer an opportunity to meet suppliers in person, see product demonstrations, and discuss your specific requirements directly with the manufacturers.
  3. Industry Associations: Many industry associations, such as the International Fluid Power Society (IFPS) or the National Fluid Power Association (NFPA), maintain directories of member companies that offer hydraulic couplings and related products. These associations often have strict membership criteria, which can serve as a marker of reputable companies.
  4. Online Search Engines: Conduct a targeted search using online search engines. Use specific keywords related to your hydraulic system requirements, such as “high-pressure hydraulic couplings” or “quick-connect hydraulic couplings,” along with your location to find local suppliers.
  5. Manufacturer Websites: Visit the websites of well-known hydraulic coupling manufacturers. Reputable manufacturers often provide detailed product information, specifications, and contact details, making it easier to assess their suitability for your requirements.
  6. Customer Reviews and Testimonials: Look for customer reviews and testimonials to gauge the reputation and customer satisfaction of potential hydraulic coupling suppliers. Positive feedback from other customers can be an indicator of reliable and reputable manufacturers.

When evaluating hydraulic coupling suppliers, consider the following factors to ensure they meet your specific requirements:

  • Product Range: Check if the supplier offers a diverse range of hydraulic couplings, including the types, sizes, and configurations that match your needs.
  • Quality Assurance: Inquire about the supplier’s quality control processes and certifications to ensure their hydraulic couplings meet industry standards and regulatory requirements.
  • Customization Options: If your hydraulic system requires specialized couplings, confirm if the supplier can provide customization options to meet your unique specifications.
  • Technical Support: Assess the supplier’s technical expertise and support capabilities to assist with product selection, installation, and troubleshooting.
  • Pricing and Delivery: Obtain competitive pricing and inquire about delivery lead times to ensure the supplier can meet your budget and project timelines.
  • After-Sales Service: Inquire about the supplier’s after-sales service, warranty policies, and availability of spare parts to ensure long-term support for your hydraulic couplings.

By conducting thorough research and due diligence, you can find reputable suppliers or manufacturers of hydraulic couplings that align with your specific hydraulic system requirements. Working with reliable suppliers will help you obtain high-quality couplings that contribute to the efficient and reliable operation of your hydraulic system.

hydraulic coupling

What is a hydraulic coupling, and how does it function in fluid power transmission?

A hydraulic coupling is a mechanical device used in fluid power systems to transmit power from one shaft to another, often at different angles or distances. It facilitates the transfer of hydraulic energy from a prime mover, such as an electric motor or an internal combustion engine, to various hydraulic components, such as pumps, actuators, and cylinders.

The main function of a hydraulic coupling is to transmit rotational motion and power while accommodating misalignments and torsional vibrations. It acts as a link between the driving and driven shafts, ensuring that the hydraulic system operates smoothly and efficiently.

Hydraulic couplings operate based on the principle of hydraulic fluid transmission. The coupling consists of two main parts, the input (driving) and output (driven) elements, both of which have specially designed vanes or blades. These vanes are submerged in hydraulic fluid.

When the input element rotates, it creates a flow of hydraulic fluid around the vanes, which in turn generates pressure on the output element. The pressure difference between the two elements causes the output element to start rotating, effectively transmitting power from the input shaft to the output shaft.

Hydraulic couplings are advantageous in various applications due to their ability to:

  1. Isolate Shock Loads: They can isolate and dampen shock loads and torsional vibrations, protecting sensitive components from sudden jolts and improving overall system performance.
  2. Accommodate Misalignment: Hydraulic couplings can accommodate misalignment between the input and output shafts, reducing wear and tear on the system and extending the lifespan of the components.
  3. Provide Overload Protection: They offer overload protection by slipping or disengaging when the torque exceeds a certain threshold, preventing damage to the system and its components.
  4. Start-Up Assistance: Hydraulic couplings can provide smooth start-up assistance, gradually transmitting power as the fluid builds up pressure, minimizing shock and stress during system startup.
  5. Reduce Noise and Vibration: By dampening vibrations and shock loads, hydraulic couplings contribute to quieter and smoother operation of fluid power systems.

Overall, hydraulic couplings play a critical role in fluid power transmission, ensuring efficient power transfer, protecting components from shocks and vibrations, and enhancing the overall performance and reliability of hydraulic systems in various industrial and mobile applications.

China Good quality Kze Series Kze3-8 G3/8 Stainless Steel Hydraulic Quick Release Coupling High Pressure Female Male Quick Coupler Hose Connector Hydraulic Couplings  China Good quality Kze Series Kze3-8 G3/8 Stainless Steel Hydraulic Quick Release Coupling High Pressure Female Male Quick Coupler Hose Connector Hydraulic Couplings
editor by CX 2024-04-23

China Best Sales Custom Made Hydraulic Quick Release Tyre Coupling

Product Description

UL Type Tyre Coupling

UL tyre coupling is an elastic coupling with high performance, because of the elastic element is as a whole tire body, the tire coupling has good shock damping and the shaft offset compensation performance, absorbing excellent and convenient assembly and disassembly, no lubrication, easy maintenance, long life and other advantages. The working temperature of tyre coupling -20~80 degrees Celsius, transmitting torque 10~20000N.M, tyre coupling, suitable for wet dust, shock, vibration, reversing the changeable and frequent starting work environment.

♦UL Type Tyre Coupling Main Dimension And Characteristic Parameter (GB/T5844-2002)

Type Nominal torque Instantaneous maximum torque Speed Diameter of shaft hole(d) Length of shaft hole(L) D B Mass Rotary inertia Limited compensation
rpm mm
N·m N·m Steel Iron Steel Iron J,J1 type Y type mm kg kg·m2
 
Axial Radial Angle
UL1 10 31.5 5000 3500 11 11 22 25 80 20 0.7 0.0003 1.0 1.0
12,14 12,14 27 32
16,18 16 30 42
UL2 25 80 5000 3000 14 14 27 32 100 26 1.2 0.0008
16,18,19 16,18,19 30 42
20,22 20 38 52
UL3 63 180 4500 3000 18,19 18,19 30 42 120 32 1.8 0.0571 1.6 2.0
20,22,24 20,22 38 52
25 44 62
UL4 100 315 4300 3000 20,22,24 20,22,24 38 52 140 38 3 0.004
25,28 25 44 62
30 60 82
UL5 160 500 4000 3000 24 24 38 52 160 45 4.6 0.0084 1.6 2.0
25,28 25,28 44 62
30,32,35 30 60 82
UL6 250 710 3600 2500 28 28 44 62 180 50 7.1 0.0164
30,32,35,38 30,32,35 60 82
40 84 112
UL7 315 900 3200 2500 32,35,38 32,35,38 60 82 200 56 10.9 0.571 2.0 2.5
40,42,45,48 40,42 84 112
UL8 400 1250 3000 2000 38 38 60 82 220 63 13 0.0448 2.5 3.0
40,42,45,48,50 40,42,45 84 112
UL9 630 1800 2800 2000 42,45,48,50,55,56 42,45,48,50,55 84 112 250 71 20 0.571 3.6º
60 107 142
UL10 800 2240 2400 1600 45*,48*,50,55,56 45*,48*,50,55,56 84 112 280 80 30.6 0.1596 3.0 3.6 1º30′
60,63,65,70 60,63,65 107 142
UL11 1000 2500 2100 1600 50*,55*,56* 50*,55*,56* 84 112 320 90 39.0 0.2792
60,63,65,70,71,75 60,63,65 107 142
UL12 1600 4000 2000 1600 55*,56* 55*,56* 84 112 360 100 59 0.5356 3.6 4.0
60*,63*,65*,70,71,75 60*,63*,65*,70,71,75 107 142
80,85 80 132 172
UL13 2500 6300 1800 1600 63*,65*,70*,71*,75* 63*,65*,70*,71*,75* 107 142 400 110 81 0.896 4.0 4.5
80,85,90,95 80,85,90,95 132 172
UL14 4000 10000 1600 1400 75* 75* 107 142 480 130 145 2.2616 5.0
80*,85*,90*,95* 80*,85*,90*,95* 132 172
100,110 100,110 167 212
UL15 6300 14000 1200 1120 85*,90*,95* 90*,95* 132 172 560 150 222 4.6456 5 5.6 1º30′
100*,110*,120*,125* 100*,110*,120*,125* 167 212
UL16 10000 20000 1000 1000 100*,110*,120*,125* 100*,110*,120*,125* 167 212 630 180 302 8.0924 5 6.0
130,140 130,140 202 252
UL17 16000 31500 900 850 120*,125* 167 212 750 210 561 20.018 6.7 1º30′
130*,140*,150* 130*,140*,150* 202 252
160* 160* 242 302
UL18 25000 59000 800 750 140*,150* 202 252 900 250 818 43.053 8.0
160*,170*,180* 160*,170*,180* 242 302

Note:
1.
Shaft hole diameter with * is J type shaft hole that is permitted by the structure.(GB/T3852-2008)
2.Mass and rotary inertia of coupling are approximations of the maximum values of each type.

♦Product Show

♦Other Products List

Transmission Machinery 
Parts Name
Model
Universal Coupling WS,WSD,WSP
Cardan Shaft SWC,SWP,SWZ
Tooth Coupling CL,CLZ,GCLD,GIICL,
GICL,NGCL,GGCL,GCLK
Disc Coupling JMI,JMIJ,JMII,JMIIJ
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

♦Our Company

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.

Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.

Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. 

♦Our Services
1.Design Services
Our design team has experience in Cardan shafts relating to product design and development. We are here to offer our support if you have any needs for your new product or wish to make further improvements.

2.Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping

3.Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4.Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5.Quality Control
Every step should be a special test by Professional Staff according to the standard of ISO9001 and TS16949.

FAQ
Q 1: Are you a trading company or manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.

Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks of PDF or AI format.

Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have a very good price principle, when you make the bulk order the cost of the sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.

Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A:1) T/T. 

Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

What materials, such as steel or brass, are commonly used in manufacturing hydraulic couplings?

Hydraulic couplings are manufactured using a variety of materials, and the choice of material depends on the specific application requirements and the operating conditions of the hydraulic system. Some common materials used in manufacturing hydraulic couplings include:

  • Steel: Steel is one of the most widely used materials for hydraulic couplings due to its excellent strength, durability, and resistance to wear and corrosion. Carbon steel, stainless steel, and alloy steel are commonly used to manufacture hydraulic couplings for a wide range of applications.
  • Brass: Brass is another popular material for hydraulic couplings, especially in low-pressure and non-corrosive environments. Brass couplings offer good conductivity and are commonly used in fluid systems that require electrical grounding.
  • Aluminum: Aluminum couplings are lightweight and have good corrosion resistance. They are often used in applications where weight reduction is critical, such as aerospace and marine industries.
  • Cast Iron: Cast iron couplings provide high strength and durability, making them suitable for heavy-duty industrial applications with higher pressures and temperatures.
  • Stainless Steel: Stainless steel couplings are preferred for applications where resistance to corrosion and chemical exposure is essential. They are commonly used in the food and pharmaceutical industries.
  • Plastics: Some hydraulic couplings are made from various plastics, such as polypropylene or nylon. Plastic couplings are lightweight, corrosion-resistant, and suitable for low-pressure applications.
  • Bronze: Bronze couplings offer good corrosion resistance and are commonly used in marine and offshore applications.
  • Titanium: Titanium couplings are used in specialized applications where high strength and corrosion resistance are required, such as in the chemical and petrochemical industries.

Each material has its advantages and limitations, and the selection of the appropriate material depends on factors such as the operating pressure, temperature, chemical compatibility, weight requirements, and cost considerations of the specific hydraulic system.

Manufacturers of hydraulic couplings provide detailed specifications and material options for their products, enabling users to choose the most suitable coupling material for their application needs.

hydraulic coupling

Can hydraulic couplings be retrofitted into existing hydraulic systems for improved performance?

Yes, hydraulic couplings can be retrofitted into existing hydraulic systems to enhance performance, improve reliability, and address specific system requirements. Retrofitting hydraulic couplings can be a cost-effective way to upgrade older systems without the need for extensive modifications or complete replacements.

Retrofitting hydraulic couplings may be beneficial for several reasons:

  • Improved Efficiency: Upgrading to modern hydraulic couplings with better design features can reduce energy losses and improve overall system efficiency. For example, switching from older, less efficient couplings to newer, more streamlined designs can optimize fluid flow and reduce pressure drop.
  • Leak Reduction: Older hydraulic systems may experience fluid leaks due to worn-out or damaged couplings. Retrofitting with new, high-quality couplings equipped with advanced sealing technologies can significantly reduce the risk of leaks, leading to better system reliability and environmental safety.
  • Higher Pressure and Flow Capabilities: Newer hydraulic couplings may offer higher pressure and flow ratings, allowing the system to handle increased demands or heavier loads. This can be crucial for applications that require more power and performance.
  • Material Compatibility: In some cases, existing hydraulic systems may have components made from materials that are not compatible with certain hydraulic fluids. Retrofitting with appropriate couplings can ensure compatibility and prevent corrosion or other fluid-related issues.
  • Space Constraints: Modern hydraulic couplings often come in more compact designs, which can be advantageous for systems with limited space. Retrofitting with smaller couplings may allow for better system integration and improved layout.
  • Environmental Compliance: Retrofitting hydraulic couplings can help align the system with current environmental regulations and industry standards, reducing the risk of potential fines or non-compliance issues.

Before retrofitting hydraulic couplings, careful evaluation of the existing system is necessary to ensure compatibility and identify specific areas for improvement. Factors such as thread type, size, pressure rating, flow capacity, and material compatibility must be considered to select the appropriate couplings for the retrofit.

It’s essential to consult with hydraulic coupling manufacturers or experienced fluid power professionals when planning a retrofit. They can provide guidance on suitable coupling options and recommend the necessary modifications or adjustments to optimize system performance.

In conclusion, retrofitting hydraulic couplings into existing hydraulic systems can be a viable solution for enhancing performance, reducing leaks, and achieving better overall efficiency and reliability. It allows businesses to leverage the latest advancements in hydraulic coupling technology to extend the lifespan and improve the functionality of their existing hydraulic systems.

hydraulic coupling

Can you explain the working principle of a hydraulic coupling and its advantages over other coupling types?

A hydraulic coupling operates based on the principle of hydraulic fluid transmission to transfer power from one shaft to another. It consists of two main parts: the input (driving) element and the output (driven) element, both of which have specially designed vanes or blades submerged in hydraulic fluid.

When the input element rotates, it creates a flow of hydraulic fluid around the vanes. The fluid flow generates pressure on the output element, causing it to start rotating. This pressure difference between the input and output elements facilitates the transfer of torque and power from the driving shaft to the driven shaft.

The working principle of a hydraulic coupling allows it to accommodate misalignments and torsional vibrations. It effectively isolates shock loads, provides overload protection, and dampens vibrations, making it ideal for various industrial applications.

Advantages of hydraulic couplings over other coupling types include:

  1. Misalignment Tolerance: Hydraulic couplings can handle significant shaft misalignments, reducing wear and tear on the system and prolonging the life of the components. Other coupling types may have limitations in this regard.
  2. Vibration Damping: Hydraulic couplings can effectively dampen vibrations, preventing damage to connected equipment and promoting smoother operation. This advantage is especially critical in precision machinery and applications where vibrations can affect accuracy and performance.
  3. Overload Protection: Hydraulic couplings offer built-in overload protection. When the torque exceeds a certain threshold, the fluid coupling slips or disengages, preventing damage to the system and its components. Other coupling types may not have this automatic overload protection.
  4. Smooth Start-up: Hydraulic couplings provide gradual power transmission during start-up, which helps minimize shock and stress on the system. This feature is beneficial for systems with heavy loads or delicate components.
  5. Quiet Operation: Due to their vibration-damping properties, hydraulic couplings contribute to quieter operation, reducing noise levels in the machinery compared to some other coupling types.
  6. Wide Range of Applications: Hydraulic couplings are suitable for a wide range of industrial applications, including heavy machinery, mining equipment, conveyors, pumps, and more. Their adaptability and robust performance make them a popular choice in various industries.

While hydraulic couplings offer many advantages, the selection of the appropriate coupling type ultimately depends on the specific requirements of the application, such as torque, speed, misalignment, and environmental conditions. Properly choosing and maintaining the coupling can significantly improve the efficiency, reliability, and overall performance of fluid power transmission systems in industrial settings.

China Best Sales Custom Made Hydraulic Quick Release Tyre Coupling  China Best Sales Custom Made Hydraulic Quick Release Tyre Coupling
editor by CX 2024-04-16

China Best Sales Custom Made Hydraulic Quick Release Tyre Coupling

Product Description

UL Type Tyre Coupling

UL tyre coupling is an elastic coupling with high performance, because of the elastic element is as a whole tire body, the tire coupling has good shock damping and the shaft offset compensation performance, absorbing excellent and convenient assembly and disassembly, no lubrication, easy maintenance, long life and other advantages. The working temperature of tyre coupling -20~80 degrees Celsius, transmitting torque 10~20000N.M, tyre coupling, suitable for wet dust, shock, vibration, reversing the changeable and frequent starting work environment.

♦UL Type Tyre Coupling Main Dimension And Characteristic Parameter (GB/T5844-2002)

Type Nominal torque Instantaneous maximum torque Speed Diameter of shaft hole(d) Length of shaft hole(L) D B Mass Rotary inertia Limited compensation
rpm mm
N·m N·m Steel Iron Steel Iron J,J1 type Y type mm kg kg·m2
 
Axial Radial Angle
UL1 10 31.5 5000 3500 11 11 22 25 80 20 0.7 0.0003 1.0 1.0
12,14 12,14 27 32
16,18 16 30 42
UL2 25 80 5000 3000 14 14 27 32 100 26 1.2 0.0008
16,18,19 16,18,19 30 42
20,22 20 38 52
UL3 63 180 4500 3000 18,19 18,19 30 42 120 32 1.8 0.0571 1.6 2.0
20,22,24 20,22 38 52
25 44 62
UL4 100 315 4300 3000 20,22,24 20,22,24 38 52 140 38 3 0.004
25,28 25 44 62
30 60 82
UL5 160 500 4000 3000 24 24 38 52 160 45 4.6 0.0084 1.6 2.0
25,28 25,28 44 62
30,32,35 30 60 82
UL6 250 710 3600 2500 28 28 44 62 180 50 7.1 0.0164
30,32,35,38 30,32,35 60 82
40 84 112
UL7 315 900 3200 2500 32,35,38 32,35,38 60 82 200 56 10.9 0.571 2.0 2.5
40,42,45,48 40,42 84 112
UL8 400 1250 3000 2000 38 38 60 82 220 63 13 0.0448 2.5 3.0
40,42,45,48,50 40,42,45 84 112
UL9 630 1800 2800 2000 42,45,48,50,55,56 42,45,48,50,55 84 112 250 71 20 0.571 3.6º
60 107 142
UL10 800 2240 2400 1600 45*,48*,50,55,56 45*,48*,50,55,56 84 112 280 80 30.6 0.1596 3.0 3.6 1º30′
60,63,65,70 60,63,65 107 142
UL11 1000 2500 2100 1600 50*,55*,56* 50*,55*,56* 84 112 320 90 39.0 0.2792
60,63,65,70,71,75 60,63,65 107 142
UL12 1600 4000 2000 1600 55*,56* 55*,56* 84 112 360 100 59 0.5356 3.6 4.0
60*,63*,65*,70,71,75 60*,63*,65*,70,71,75 107 142
80,85 80 132 172
UL13 2500 6300 1800 1600 63*,65*,70*,71*,75* 63*,65*,70*,71*,75* 107 142 400 110 81 0.896 4.0 4.5
80,85,90,95 80,85,90,95 132 172
UL14 4000 10000 1600 1400 75* 75* 107 142 480 130 145 2.2616 5.0
80*,85*,90*,95* 80*,85*,90*,95* 132 172
100,110 100,110 167 212
UL15 6300 14000 1200 1120 85*,90*,95* 90*,95* 132 172 560 150 222 4.6456 5 5.6 1º30′
100*,110*,120*,125* 100*,110*,120*,125* 167 212
UL16 10000 20000 1000 1000 100*,110*,120*,125* 100*,110*,120*,125* 167 212 630 180 302 8.0924 5 6.0
130,140 130,140 202 252
UL17 16000 31500 900 850 120*,125* 167 212 750 210 561 20.018 6.7 1º30′
130*,140*,150* 130*,140*,150* 202 252
160* 160* 242 302
UL18 25000 59000 800 750 140*,150* 202 252 900 250 818 43.053 8.0
160*,170*,180* 160*,170*,180* 242 302

Note:
1.
Shaft hole diameter with * is J type shaft hole that is permitted by the structure.(GB/T3852-2008)
2.Mass and rotary inertia of coupling are approximations of the maximum values of each type.

♦Product Show

♦Other Products List

Transmission Machinery 
Parts Name
Model
Universal Coupling WS,WSD,WSP
Cardan Shaft SWC,SWP,SWZ
Tooth Coupling CL,CLZ,GCLD,GIICL,
GICL,NGCL,GGCL,GCLK
Disc Coupling JMI,JMIJ,JMII,JMIIJ
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

♦Our Company

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.

Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.

Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. 

♦Our Services
1.Design Services
Our design team has experience in Cardan shafts relating to product design and development. We are here to offer our support if you have any needs for your new product or wish to make further improvements.

2.Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping

3.Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4.Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5.Quality Control
Every step should be a special test by Professional Staff according to the standard of ISO9001 and TS16949.

FAQ
Q 1: Are you a trading company or manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.

Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks of PDF or AI format.

Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have a very good price principle, when you make the bulk order the cost of the sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.

Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A:1) T/T. 

Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

What materials, such as steel or brass, are commonly used in manufacturing hydraulic couplings?

Hydraulic couplings are manufactured using a variety of materials, and the choice of material depends on the specific application requirements and the operating conditions of the hydraulic system. Some common materials used in manufacturing hydraulic couplings include:

  • Steel: Steel is one of the most widely used materials for hydraulic couplings due to its excellent strength, durability, and resistance to wear and corrosion. Carbon steel, stainless steel, and alloy steel are commonly used to manufacture hydraulic couplings for a wide range of applications.
  • Brass: Brass is another popular material for hydraulic couplings, especially in low-pressure and non-corrosive environments. Brass couplings offer good conductivity and are commonly used in fluid systems that require electrical grounding.
  • Aluminum: Aluminum couplings are lightweight and have good corrosion resistance. They are often used in applications where weight reduction is critical, such as aerospace and marine industries.
  • Cast Iron: Cast iron couplings provide high strength and durability, making them suitable for heavy-duty industrial applications with higher pressures and temperatures.
  • Stainless Steel: Stainless steel couplings are preferred for applications where resistance to corrosion and chemical exposure is essential. They are commonly used in the food and pharmaceutical industries.
  • Plastics: Some hydraulic couplings are made from various plastics, such as polypropylene or nylon. Plastic couplings are lightweight, corrosion-resistant, and suitable for low-pressure applications.
  • Bronze: Bronze couplings offer good corrosion resistance and are commonly used in marine and offshore applications.
  • Titanium: Titanium couplings are used in specialized applications where high strength and corrosion resistance are required, such as in the chemical and petrochemical industries.

Each material has its advantages and limitations, and the selection of the appropriate material depends on factors such as the operating pressure, temperature, chemical compatibility, weight requirements, and cost considerations of the specific hydraulic system.

Manufacturers of hydraulic couplings provide detailed specifications and material options for their products, enabling users to choose the most suitable coupling material for their application needs.

hydraulic coupling

What are some real-world examples of successful hydraulic coupling installations and their benefits?

Hydraulic couplings have been successfully implemented in various real-world applications, offering significant benefits in terms of performance, efficiency, and reliability. Here are some examples of successful hydraulic coupling installations and the advantages they provided:

  • Construction Equipment: In the construction industry, hydraulic couplings are extensively used in excavators, loaders, bulldozers, and cranes. The flexibility and high torque transmission capability of hydraulic couplings ensure smooth and precise movements of heavy machinery, improving productivity and reducing wear on mechanical components. Additionally, the leak-free connections in hydraulic systems prevent fluid loss and environmental contamination.
  • Industrial Manufacturing: In manufacturing plants, hydraulic couplings are commonly found in various equipment like hydraulic presses, injection molding machines, and metal forming machinery. The instant response and controllability of hydraulic systems, enabled by high-quality couplings, allow precise positioning and repeatable operations, ensuring consistent product quality and reducing material waste.
  • Agricultural Machinery: Hydraulic couplings play a vital role in agricultural machinery, such as tractors, harvesters, and irrigation systems. The ability to handle varying loads and pressures in hydraulic couplings ensures efficient operation in different farming tasks. Moreover, the robustness and resistance to environmental factors contribute to the longevity and reliability of the agricultural equipment.
  • Mobile Equipment: Mobile hydraulic applications, including waste collection trucks, fire trucks, and utility service vehicles, benefit from hydraulic couplings’ compact design and versatility. Hydraulic systems with the right couplings offer precise control, even in confined spaces, making them suitable for diverse mobile operations.
  • Material Handling: Hydraulic couplings are integral to material handling equipment like forklifts, conveyor systems, and pallet stackers. The smooth acceleration and deceleration provided by hydraulic couplings improve safety and handling efficiency, allowing operators to maneuver heavy loads with ease.
  • Offshore and Marine: In offshore and marine applications, hydraulic couplings are used in cranes, winches, and other systems. The hermetically sealed magnetic couplings, for instance, prevent fluid leakage in critical marine environments, reducing maintenance costs and minimizing the risk of contamination in sensitive marine ecosystems.

The benefits of these successful hydraulic coupling installations include:

  • Improved Performance: Hydraulic couplings enable precise control and efficient power transmission, resulting in improved equipment performance and productivity.
  • Energy Efficiency: Hydraulic couplings with reduced pressure losses and optimized fluid flow contribute to energy savings, making hydraulic systems more environmentally friendly and cost-effective.
  • Enhanced Safety: The reliability and leak-free operation of hydraulic couplings increase operational safety, reducing the risk of accidents and equipment failures.
  • Extended Equipment Lifespan: Properly selected and maintained hydraulic couplings contribute to the longevity of hydraulic systems, reducing downtime and maintenance costs.
  • Environmental Protection: Hydraulic couplings, especially those with non-leak designs, help prevent fluid spills and reduce the impact of hydraulic systems on the environment.

These real-world examples illustrate the versatility and advantages of hydraulic couplings across different industries. The proper selection and installation of hydraulic couplings can significantly enhance the performance, efficiency, and reliability of various hydraulic systems, delivering long-term benefits for businesses and end-users alike.

hydraulic coupling

Can you explain the working principle of a hydraulic coupling and its advantages over other coupling types?

A hydraulic coupling operates based on the principle of hydraulic fluid transmission to transfer power from one shaft to another. It consists of two main parts: the input (driving) element and the output (driven) element, both of which have specially designed vanes or blades submerged in hydraulic fluid.

When the input element rotates, it creates a flow of hydraulic fluid around the vanes. The fluid flow generates pressure on the output element, causing it to start rotating. This pressure difference between the input and output elements facilitates the transfer of torque and power from the driving shaft to the driven shaft.

The working principle of a hydraulic coupling allows it to accommodate misalignments and torsional vibrations. It effectively isolates shock loads, provides overload protection, and dampens vibrations, making it ideal for various industrial applications.

Advantages of hydraulic couplings over other coupling types include:

  1. Misalignment Tolerance: Hydraulic couplings can handle significant shaft misalignments, reducing wear and tear on the system and prolonging the life of the components. Other coupling types may have limitations in this regard.
  2. Vibration Damping: Hydraulic couplings can effectively dampen vibrations, preventing damage to connected equipment and promoting smoother operation. This advantage is especially critical in precision machinery and applications where vibrations can affect accuracy and performance.
  3. Overload Protection: Hydraulic couplings offer built-in overload protection. When the torque exceeds a certain threshold, the fluid coupling slips or disengages, preventing damage to the system and its components. Other coupling types may not have this automatic overload protection.
  4. Smooth Start-up: Hydraulic couplings provide gradual power transmission during start-up, which helps minimize shock and stress on the system. This feature is beneficial for systems with heavy loads or delicate components.
  5. Quiet Operation: Due to their vibration-damping properties, hydraulic couplings contribute to quieter operation, reducing noise levels in the machinery compared to some other coupling types.
  6. Wide Range of Applications: Hydraulic couplings are suitable for a wide range of industrial applications, including heavy machinery, mining equipment, conveyors, pumps, and more. Their adaptability and robust performance make them a popular choice in various industries.

While hydraulic couplings offer many advantages, the selection of the appropriate coupling type ultimately depends on the specific requirements of the application, such as torque, speed, misalignment, and environmental conditions. Properly choosing and maintaining the coupling can significantly improve the efficiency, reliability, and overall performance of fluid power transmission systems in industrial settings.

China Best Sales Custom Made Hydraulic Quick Release Tyre Coupling  China Best Sales Custom Made Hydraulic Quick Release Tyre Coupling
editor by CX 2024-04-13

China Professional Excavator Bucket Quick Couplers, Quick Hitch, Hydraulic Quick Release Coupling

Product Description

Excavator bucket quick couplers, quick hitch, hydraulic quick release coupling
 

Product Description

Excavator quick coupler, also named as quick hitch coupler, quick hitch, bucket pin grabber can quickly connect various attachments (bucket, hydraulic breaker, hydraulic plate compactor, log grapple, ripper, etc.) on excavators, which can expand the scope of use of excavators, and save time and improve work efficiency.

As 1 of the leading excavator quick coupler manufacturers in China, HOMIE has a full range of quick hitch couplers for all kinds of brands and models of excavators.

Product Parameters

Please check the following quick coupler specification to choose the right model:

Category Unit Mini HM02 HM04 HM06 HM08 HM10 HM14
Pin Diameter mm 20-40 40-45 45-60 60-70 70-80 90-100 100-110
Oil Pressure bar 25-300 25-300 25-300 25-300 25-300 25-300 25-300
Operating Flow Lpm 15-25 15-25 15-25 15-25 15-25 15-25 15-25
Weight kg 25-40 50-75 70-110 180-250 350-450 550-650 650-800
Suitable Excavator Ton 1.5-3 4-6 6-9 12-16 17-25 26-35 35-45

More Products:
HOMIE develop and produce different types of excavator attachments, provide one-stop purchasing service. Our main products are different types of grapple, quick coupler, hydraulic plate compactor, rotary screening bucket, crusher bucket, heavy duty shear, demolition shear, hydraulic pulverizer, orange peel grapple, car dismantling shear, sleeper changer…

Company Profile

HangZhou Hemei Hydraulic Machinery Equipment Co., Ltd is 1 of leading manufacturers for excavator attachments in China. All products’ quality are strictly under control from processing to delivery. By continuous innovation and improvement, the company has got ISO 9001, CE certifications and technical patents successively. Our products have been sold to widely domestic and oversea customers and long term partnerships have been developed.

 

Certifications

 

 

Exhibition:

 

FAQ

1.What color can you produce ?
Yellow.If you need special, please advise.

2.How about the delivery time ?
Within 3-7 working days after receiving advance payment.

3.What’s the MOQ and payment ?
MOQ is 1 set.
T/T, L/C, Credit card, Money Gram, west union is accepted. and other terms can also be negotiated.

4.Are you a manufacture?
Yes, our factory was established in 2018.

5.Can you produce according to customers’ design?
Sure,we are professional manufacturer,OEM is available.

6.Which country have you exported?
America,Brazil,Mexico,Canada, Australia, Peru,Spain,Egypt,Pakistan, South Africa,etc.

7.How to buy my wanted products quickly?
Show me the model or the weight of your excavator, and we can give you best solution.
If you want to know the CHINAMFG freight,please also suggest your nearest SEAPORT.

8.How about the package?
Plywood case, or as customers’ demands.

9.How about your service?
7Days *24Hours hot line and email service.
Well-Retrained and experience staffs will answer all your questions within 12 hours.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

Are there specialized hydraulic couplings for high-pressure or high-flow applications?

Yes, there are specialized hydraulic couplings designed to meet the demands of high-pressure and high-flow applications. These specialized couplings are engineered to handle the increased loads, pressures, and flow rates typically encountered in industrial settings where heavy-duty equipment and machinery are used. Here are some types of hydraulic couplings commonly used in such applications:

  • High-Pressure Hydraulic Couplings: High-pressure hydraulic couplings are constructed with robust materials and advanced sealing technologies to withstand extreme pressure levels. They are commonly used in hydraulic systems that operate at pressures exceeding standard hydraulic system limits. These couplings ensure reliable power transmission and prevent leakage or failure under high-pressure conditions.
  • Quick-Disconnect Couplings: Quick-disconnect couplings, also known as quick-release or quick-connect couplings, are designed for rapid and efficient connection and disconnection of hydraulic lines. They are prevalent in high-flow applications where frequent connections and disconnections are necessary, such as in construction equipment, agricultural machinery, and manufacturing processes.
  • Multi-Couplings: Multi-couplings allow the simultaneous connection of multiple hydraulic lines with a single motion. These couplings are suitable for applications with complex hydraulic circuits, such as material handling systems and mobile hydraulics. They simplify the connection process and minimize downtime during equipment setup or maintenance.
  • High-Flow Hydraulic Couplings: High-flow hydraulic couplings are designed to accommodate large volumetric flow rates in hydraulic systems. They feature larger passageways and flow channels to reduce pressure drop and ensure efficient fluid transfer in applications like heavy machinery, material handling, and large-scale industrial processes.
  • Flush Face Couplings: Flush face couplings provide a leak-free connection when connected or disconnected. They are suitable for high-pressure applications where minimizing fluid loss during connection and disconnection is critical for safety and environmental reasons.
  • Flat Face Couplings: Flat face couplings are ideal for high-pressure applications where cleanliness and contamination control are essential. Their flat mating surfaces prevent trapping debris during connection, making them suitable for construction equipment, mining machinery, and other rugged applications.
  • High-Temperature Hydraulic Couplings: High-temperature hydraulic couplings are designed to operate in extreme temperature environments, such as those encountered in hot industrial processes or near machinery generating significant heat. They use specialized seals and materials that can withstand elevated temperatures without compromising performance.

Specialized hydraulic couplings are engineered to handle the unique challenges posed by high-pressure or high-flow applications, ensuring safe, efficient, and reliable operation in demanding industrial environments. When selecting a hydraulic coupling for such applications, it’s crucial to consider factors like the specific pressure and flow requirements, environmental conditions, compatibility with the hydraulic fluid, and the overall system design to achieve optimal performance and safety.

hydraulic coupling

How do hydraulic couplings compare to other coupling types, such as mechanical or magnetic couplings?

Hydraulic couplings, mechanical couplings, and magnetic couplings are three distinct types of couplings used in various applications to transmit power between shafts. Each type of coupling offers specific advantages and limitations, making them suitable for different scenarios. Here’s a comparison of hydraulic couplings with mechanical and magnetic couplings:

  • Power Transmission:
    • Hydraulic Couplings: Hydraulic couplings transmit power using hydraulic fluid to transfer torque between connected shafts. They are well-suited for applications with varying torque demands, as the fluid medium can accommodate fluctuations and dampen shock loads.
    • Mechanical Couplings: Mechanical couplings directly connect the shafts through solid mechanical links, such as rigid couplings or flexible couplings (e.g., gear, jaw, or disc couplings). They efficiently transmit power without losses, making them suitable for high-torque applications.
    • Magnetic Couplings: Magnetic couplings use magnetic fields to transfer torque between shafts. They offer non-contact power transmission, which eliminates the need for mechanical seals, making them suitable for applications requiring hermetic sealing, such as pumps handling hazardous fluids.
  • Speed and Torque:
    • Hydraulic Couplings: Hydraulic couplings can accommodate variations in speed and torque within their design limits. They offer good torque-to-inertia ratio, enabling smooth acceleration and deceleration in hydraulic systems.
    • Mechanical Couplings: Mechanical couplings maintain precise shaft alignment and have high torque capacity. However, they may not handle speed variations as effectively as hydraulic couplings.
    • Magnetic Couplings: Magnetic couplings are not suitable for high-torque applications, but they offer excellent speed control and precise torque transmission without direct contact between shafts.
  • Maintenance and Wear:
    • Hydraulic Couplings: Hydraulic couplings may require periodic maintenance, such as seal replacements, to ensure proper operation. They experience wear due to fluid flow and pressure.
    • Mechanical Couplings: Mechanical couplings have mechanical wear and may require lubrication and maintenance to sustain optimal performance and prevent misalignment over time.
    • Magnetic Couplings: Magnetic couplings have minimal wear and require less maintenance due to their non-contact nature. They are less prone to mechanical failures but may require magnetic field adjustments.
  • Environmental Considerations:
    • Hydraulic Couplings: Hydraulic couplings may require hydraulic fluid, which must be properly managed and maintained. They can be susceptible to fluid leakage if not adequately sealed.
    • Mechanical Couplings: Mechanical couplings can generate friction and heat during operation, which may require cooling measures in high-speed applications.
    • Magnetic Couplings: Magnetic couplings are hermetically sealed, preventing fluid leakage and offering environmental advantages in applications where containment is critical.

The selection of the most appropriate coupling type depends on the specific requirements of the application, including torque, speed, environmental factors, maintenance considerations, and cost. Each coupling type offers unique features that cater to diverse industrial needs, making them valuable components in numerous mechanical systems.

hydraulic coupling

What are the key design considerations when using hydraulic couplings in hydraulic systems?

Designing hydraulic systems with hydraulic couplings requires careful consideration of various factors to ensure optimal performance, reliability, and safety. Here are the key design considerations:

  1. Fluid Compatibility: Select hydraulic couplings made from materials compatible with the hydraulic fluid used in the system. Incompatible materials may lead to chemical reactions, corrosion, or degradation of the coupling, affecting its performance and service life.
  2. Pressure Rating: Ensure that the hydraulic coupling has an adequate pressure rating to handle the maximum operating pressure of the hydraulic system. Using a coupling with a lower pressure rating may lead to failure and system leaks.
  3. Temperature Range: Consider the temperature range in which the hydraulic system will operate. Choose a hydraulic coupling that can withstand the minimum and maximum temperatures without deformation or loss of performance.
  4. Torsional Stiffness: Evaluate the required torsional stiffness of the coupling based on the system’s torque demands. A coupling with insufficient torsional stiffness may lead to excessive vibrations and decreased system accuracy.
  5. Misalignment Compensation: Hydraulic couplings should be able to accommodate misalignments between the driving and driven shafts. Consider the angular, radial, and axial misalignment capacity of the coupling to prevent excessive stress on the system components.
  6. Speed and Torque Requirements: Determine the speed and torque demands of the hydraulic system. Choose a coupling that can handle the required torque and rotational speed to ensure efficient power transmission.
  7. Environmental Conditions: Factor in the environmental conditions the hydraulic system will be exposed to, such as moisture, dust, chemicals, or extreme temperatures. Select a coupling with appropriate coatings or materials to withstand these conditions.
  8. Overload Protection: Consider whether overload protection is necessary for the hydraulic system. Some hydraulic couplings offer built-in overload protection features, which can be beneficial in preventing damage during unexpected load spikes.
  9. Installation and Maintenance: Choose a hydraulic coupling that is easy to install and maintain. Accessible coupling designs simplify inspection and servicing, reducing downtime and maintenance costs.
  10. Size and Weight: Consider the available space and weight constraints in the system. Opt for a hydraulic coupling that fits within the available space and meets the weight limitations without compromising performance.

By carefully considering these design considerations and selecting the appropriate hydraulic coupling, designers can ensure a reliable and efficient hydraulic system that meets the specific requirements of the application. Regular maintenance and proper coupling installation also play a crucial role in prolonging the life and performance of the hydraulic system.

China Professional Excavator Bucket Quick Couplers, Quick Hitch, Hydraulic Quick Release Coupling  China Professional Excavator Bucket Quick Couplers, Quick Hitch, Hydraulic Quick Release Coupling
editor by CX 2024-04-13

China Hot selling Stainless Steel Connect Hydraulic Air Quick Release Coupling

Product Description

Material Brass,Copper,Stainless steel,Plastic (according to customer’s requirement)
Package Way Standars Carton+pallet or Customized like Blister all ok 
LeadTime 30 days as usual, it will base on the order QTY and delivery due to customer’s plan
Payment T/T or L/C 
MOQ: 1000PCS
Transportation By sea or By air 
Equipment Forging Machine, CNC machine,stamping machine, sand blasting machine etc
Customized Customized are welcome
QC Inspection 100% inspection before package and delivery
Factory Experience More than 20 years manufacture and customized products experience
Certificate ISO9001:2015, ROHS, SGS, Material Certification
Sample Samples and Dimensions report will offer to customer for confirmati

 

                                                      workshop

FAQ

1), Q: How can I get a sample?
A: Yes, if customer want, we will express couple pcs samples free for customer to check before we arrange batch producing, we would like to talk with customer to get your kindly advise .

2), Q: How Your Factory Control the Quality ?
A: We control the quality since Material arrive, we have workshop QC responsible for each producting line to check the product dimensions and other details during 1 by 1 producing process, inspection QC do spot check for each batch in everyday and package workers do 100% product appearance inspection 1 by 1 when they package the parts into the carton. 
We trust quality need to control on the producing line not final step.

3), what’s machine you do for these machining parts?
A: we have high precision machining center to produce for small tolerance products and we also have some automatic CNC machine, CNC machine, stamping machine, automatic drill-hole machine and sandblasting maching etc, except the plating, we do whole producing process in own factory.

                                 We are glad to receive your message, Welcome to contact us. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

How do hydraulic couplings contribute to reducing vibrations and noise in hydraulic systems?

Hydraulic couplings play a crucial role in reducing vibrations and noise in hydraulic systems, providing several mechanisms that help dampen and absorb these unwanted effects. Here’s how hydraulic couplings contribute to vibration and noise reduction:

  • Torsional Flexibility: Hydraulic couplings are designed with torsional flexibility, allowing them to twist and absorb torsional vibrations that may occur during operation. As the fluid flows through the coupling, it acts as a damping medium, attenuating vibrations and minimizing their transmission to the rest of the system.
  • Vibration Isolation: The inherent flexibility of hydraulic couplings helps isolate vibrations between the driving and driven components of the hydraulic system. This isolation prevents vibrations from propagating through the system, reducing the overall vibration levels and promoting smoother operation.
  • Shock Absorption: In systems subject to sudden changes in load or pressure, hydraulic couplings can act as shock absorbers. They cushion the impact of these shock loads, preventing them from reverberating through the system and causing noise or damage to sensitive components.
  • Damping Characteristics: Hydraulic couplings, especially those utilizing a hydraulic fluid medium, exhibit excellent damping characteristics. The fluid dissipates energy by converting kinetic energy into heat energy, effectively reducing the system’s resonant vibrations and noise.
  • Smooth Power Transmission: Hydraulic couplings provide smooth power transmission between the driving and driven elements. The absence of jerks or sudden changes in torque helps in minimizing vibrations and noise generation, leading to quieter operation.
  • Compensation for Misalignments: Hydraulic couplings can compensate for certain misalignments between the shafts they connect. By accommodating misalignments, the couplings reduce the stress on the system components, mitigating vibrations that might arise from misalignment-induced forces.
  • Elimination of Metal-to-Metal Contact: In certain couplings, the use of elastomeric or flexible elements eliminates direct metal-to-metal contact between the driving and driven shafts. This reduces transmission of vibrations and noise, resulting in a quieter system.

By incorporating these vibration and noise-reducing features, hydraulic couplings enhance the overall performance and longevity of hydraulic systems. They contribute to a more pleasant working environment by minimizing noise levels and reducing the risk of fatigue failure caused by excessive vibrations. Additionally, reduced vibrations help prevent premature wear and extend the lifespan of system components, ultimately leading to cost savings and improved efficiency in industrial applications.

hydraulic coupling

Are hydraulic couplings suitable for use in hydraulic cylinders or pumps?

Yes, hydraulic couplings are commonly used in hydraulic cylinders and pumps, playing a crucial role in connecting various components within hydraulic systems. Hydraulic cylinders and pumps are essential components in hydraulic systems, responsible for generating and controlling fluid power to perform mechanical work.

Hydraulic cylinders are actuators that convert fluid pressure into linear motion, producing force and movement. They are widely used in various applications, such as construction machinery, manufacturing equipment, agricultural machinery, and automotive systems.

Hydraulic pumps, on the other hand, are responsible for generating the fluid flow and pressure required to operate hydraulic systems. They provide the driving force that enables hydraulic cylinders and other actuators to perform their intended tasks.

Hydraulic couplings are used in hydraulic cylinders and pumps to connect hoses, tubes, and other hydraulic components. They ensure a secure and leak-free connection, allowing hydraulic fluid to flow between different parts of the system. Some common coupling types used in hydraulic cylinders and pumps include:

  • JIC Fittings: JIC (Joint Industry Council) fittings, which have a 37-degree flare angle, are commonly used in high-pressure hydraulic systems, including hydraulic cylinders and pumps. They provide reliable metal-to-metal sealing and are easy to assemble and disassemble.
  • ORFS Fittings: ORFS (O-Ring Face Seal) fittings are widely used in high-pressure hydraulic applications. They provide a robust and leak-free connection through an O-ring seal in the face of the fitting.
  • NPT Fittings: NPT (National Pipe Thread) fittings, with their tapered threads, are commonly used in lower-pressure hydraulic systems, providing a reliable seal with the use of thread sealants like Teflon tape.
  • BSP Fittings: BSP (British Standard Pipe) fittings, available in parallel (BSPP) and tapered (BSPT) threads, are widely used in European hydraulic systems.

Properly selected and installed hydraulic couplings ensure the integrity of the hydraulic system, allowing efficient and reliable power transmission between hydraulic cylinders, pumps, valves, and other components. When using hydraulic couplings in hydraulic cylinders and pumps, it’s essential to consider factors such as the required pressure rating, flow capacity, material compatibility, and environmental conditions to ensure optimal performance and safety.

In summary, hydraulic couplings are essential components in hydraulic systems, making them well-suited for use in hydraulic cylinders and pumps, where they facilitate fluid flow and help maintain the integrity of the overall hydraulic system.

hydraulic coupling

What is a hydraulic coupling, and how does it function in fluid power transmission?

A hydraulic coupling is a mechanical device used in fluid power systems to transmit power from one shaft to another, often at different angles or distances. It facilitates the transfer of hydraulic energy from a prime mover, such as an electric motor or an internal combustion engine, to various hydraulic components, such as pumps, actuators, and cylinders.

The main function of a hydraulic coupling is to transmit rotational motion and power while accommodating misalignments and torsional vibrations. It acts as a link between the driving and driven shafts, ensuring that the hydraulic system operates smoothly and efficiently.

Hydraulic couplings operate based on the principle of hydraulic fluid transmission. The coupling consists of two main parts, the input (driving) and output (driven) elements, both of which have specially designed vanes or blades. These vanes are submerged in hydraulic fluid.

When the input element rotates, it creates a flow of hydraulic fluid around the vanes, which in turn generates pressure on the output element. The pressure difference between the two elements causes the output element to start rotating, effectively transmitting power from the input shaft to the output shaft.

Hydraulic couplings are advantageous in various applications due to their ability to:

  1. Isolate Shock Loads: They can isolate and dampen shock loads and torsional vibrations, protecting sensitive components from sudden jolts and improving overall system performance.
  2. Accommodate Misalignment: Hydraulic couplings can accommodate misalignment between the input and output shafts, reducing wear and tear on the system and extending the lifespan of the components.
  3. Provide Overload Protection: They offer overload protection by slipping or disengaging when the torque exceeds a certain threshold, preventing damage to the system and its components.
  4. Start-Up Assistance: Hydraulic couplings can provide smooth start-up assistance, gradually transmitting power as the fluid builds up pressure, minimizing shock and stress during system startup.
  5. Reduce Noise and Vibration: By dampening vibrations and shock loads, hydraulic couplings contribute to quieter and smoother operation of fluid power systems.

Overall, hydraulic couplings play a critical role in fluid power transmission, ensuring efficient power transfer, protecting components from shocks and vibrations, and enhancing the overall performance and reliability of hydraulic systems in various industrial and mobile applications.

China Hot selling Stainless Steel Connect Hydraulic Air Quick Release Coupling  China Hot selling Stainless Steel Connect Hydraulic Air Quick Release Coupling
editor by CX 2024-03-27

China Good quality Stainless Steel Connect Hydraulic Air Quick Release Coupling

Product Description

Material Brass,Copper,Stainless steel,Plastic (according to customer’s requirement)
Package Way Standars Carton+pallet or Customized like Blister all ok 
LeadTime 30 days as usual, it will base on the order QTY and delivery due to customer’s plan
Payment T/T or L/C 
MOQ: 1000PCS
Transportation By sea or By air 
Equipment Forging Machine, CNC machine,stamping machine, sand blasting machine etc
Customized Customized are welcome
QC Inspection 100% inspection before package and delivery
Factory Experience More than 20 years manufacture and customized products experience
Certificate ISO9001:2015, ROHS, SGS, Material Certification
Sample Samples and Dimensions report will offer to customer for confirmati

 

                                                      workshop

FAQ

1), Q: How can I get a sample?
A: Yes, if customer want, we will express couple pcs samples free for customer to check before we arrange batch producing, we would like to talk with customer to get your kindly advise .

2), Q: How Your Factory Control the Quality ?
A: We control the quality since Material arrive, we have workshop QC responsible for each producting line to check the product dimensions and other details during 1 by 1 producing process, inspection QC do spot check for each batch in everyday and package workers do 100% product appearance inspection 1 by 1 when they package the parts into the carton. 
We trust quality need to control on the producing line not final step.

3), what’s machine you do for these machining parts?
A: we have high precision machining center to produce for small tolerance products and we also have some automatic CNC machine, CNC machine, stamping machine, automatic drill-hole machine and sandblasting maching etc, except the plating, we do whole producing process in own factory.

                                 We are glad to receive your message, Welcome to contact us. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

What are the maintenance requirements for hydraulic couplings to ensure optimal performance?

Maintaining hydraulic couplings is crucial to ensure their optimal performance and extend their service life. Regular maintenance helps identify potential issues early on and prevents costly breakdowns. Here are the essential maintenance requirements for hydraulic couplings:

  • Inspection: Regularly inspect the hydraulic coupling for signs of wear, damage, or leaks. Check for any unusual noises, vibrations, or changes in performance during operation.
  • Lubrication: Ensure proper lubrication of the coupling’s moving parts. Use the manufacturer-recommended lubricants and follow the specified intervals for re-lubrication.
  • Coupling Alignment: Check and correct the alignment of the driving and driven shafts connected by the coupling. Misalignment can lead to premature wear and reduce coupling efficiency.
  • Bolt Tightening: Regularly check and tighten the bolts and fasteners securing the coupling. Loose bolts can lead to coupling slippage and compromised power transmission.
  • Cleanliness: Keep the hydraulic coupling and its surrounding area clean from dirt, debris, and contaminants. Clean the coupling during scheduled maintenance to prevent contamination-related issues.
  • Temperature and Pressure Checks: Monitor the operating temperature and pressure to ensure they remain within the specified limits for the coupling. Operating beyond the recommended ranges can cause damage and reduce coupling performance.
  • Overload Prevention: Avoid exceeding the rated torque capacity of the coupling to prevent overload and potential damage to the coupling or connected equipment.
  • Replacement of Worn Parts: Replace any worn or damaged components of the hydraulic coupling promptly. Follow the manufacturer’s guidelines for part replacement and use genuine spare parts when needed.
  • Periodic Maintenance: Establish a regular maintenance schedule for the hydraulic coupling based on the operating conditions and manufacturer recommendations. Adhering to this schedule helps identify and address issues before they become severe.
  • Expert Inspection: If you encounter any unusual performance issues or suspect coupling problems, consult a hydraulic system expert for a detailed inspection and analysis. They can provide valuable insights and recommendations for maintenance and repairs.

Proper and consistent maintenance of hydraulic couplings is essential to ensure their reliability, efficiency, and safe operation. By following the recommended maintenance practices, you can prolong the life of the hydraulic coupling and optimize the performance of your hydraulic system.

hydraulic coupling

What are the standard sizes and thread types available for hydraulic couplings?

Hydraulic couplings come in a variety of sizes and thread types to accommodate different hydraulic system requirements. The standard sizes and thread types are specified based on industry standards and regional norms. Here are some common standard sizes and thread types for hydraulic couplings:

  • Thread Types:
    • NPT (National Pipe Thread): NPT is a widely used thread type in North America. It has a tapered thread design and requires thread sealants like Teflon tape to ensure a leak-free connection.
    • BSP (British Standard Pipe): BSP is commonly used in Europe and many other parts of the world. It can have parallel (BSPP) or tapered (BSPT) threads and often requires thread sealants for a secure connection.
    • JIC (Joint Industry Council): JIC threads have a 37-degree flare angle and are prevalent in hydraulic systems. They provide a reliable metal-to-metal seal without the need for thread sealants.
    • SAE (Society of Automotive Engineers): SAE threads are commonly used in mobile hydraulic applications. They have a 45-degree flare angle and offer excellent sealing capabilities.
    • ORFS (O-Ring Face Seal): ORFS fittings feature a flat face with an O-ring seal. They are suitable for high-pressure applications and provide a reliable leak-free connection.
  • Standard Sizes:
    • Hydraulic couplings are available in various standard sizes, typically measured in inches or millimeters. Common sizes for hydraulic couplings include 1/4″, 3/8″, 1/2″, 3/4″, 1″, and 1 1/4″ for smaller couplings and up to larger sizes like 2″, 2 1/2″, and 3″ for heavy-duty industrial applications.
    • Metric sizes, such as 6 mm, 10 mm, 12 mm, 16 mm, and 20 mm, are also commonly used in hydraulic systems, especially in countries that follow the metric system.
    • Some specialized hydraulic systems may require custom sizes to meet specific application needs.

It’s important to note that while these thread types and sizes are commonly used, there may be other proprietary or industry-specific thread types and sizes depending on the manufacturer or application requirements. When selecting hydraulic couplings, it’s essential to ensure that the chosen couplings match the thread type and size of the corresponding components in the hydraulic system to ensure a proper and secure connection.

Hydraulic coupling manufacturers often provide detailed specifications and technical information about their products, including the available thread types and sizes, to help users select the right couplings for their specific hydraulic system needs.

hydraulic coupling

Can you explain the working principle of a hydraulic coupling and its advantages over other coupling types?

A hydraulic coupling operates based on the principle of hydraulic fluid transmission to transfer power from one shaft to another. It consists of two main parts: the input (driving) element and the output (driven) element, both of which have specially designed vanes or blades submerged in hydraulic fluid.

When the input element rotates, it creates a flow of hydraulic fluid around the vanes. The fluid flow generates pressure on the output element, causing it to start rotating. This pressure difference between the input and output elements facilitates the transfer of torque and power from the driving shaft to the driven shaft.

The working principle of a hydraulic coupling allows it to accommodate misalignments and torsional vibrations. It effectively isolates shock loads, provides overload protection, and dampens vibrations, making it ideal for various industrial applications.

Advantages of hydraulic couplings over other coupling types include:

  1. Misalignment Tolerance: Hydraulic couplings can handle significant shaft misalignments, reducing wear and tear on the system and prolonging the life of the components. Other coupling types may have limitations in this regard.
  2. Vibration Damping: Hydraulic couplings can effectively dampen vibrations, preventing damage to connected equipment and promoting smoother operation. This advantage is especially critical in precision machinery and applications where vibrations can affect accuracy and performance.
  3. Overload Protection: Hydraulic couplings offer built-in overload protection. When the torque exceeds a certain threshold, the fluid coupling slips or disengages, preventing damage to the system and its components. Other coupling types may not have this automatic overload protection.
  4. Smooth Start-up: Hydraulic couplings provide gradual power transmission during start-up, which helps minimize shock and stress on the system. This feature is beneficial for systems with heavy loads or delicate components.
  5. Quiet Operation: Due to their vibration-damping properties, hydraulic couplings contribute to quieter operation, reducing noise levels in the machinery compared to some other coupling types.
  6. Wide Range of Applications: Hydraulic couplings are suitable for a wide range of industrial applications, including heavy machinery, mining equipment, conveyors, pumps, and more. Their adaptability and robust performance make them a popular choice in various industries.

While hydraulic couplings offer many advantages, the selection of the appropriate coupling type ultimately depends on the specific requirements of the application, such as torque, speed, misalignment, and environmental conditions. Properly choosing and maintaining the coupling can significantly improve the efficiency, reliability, and overall performance of fluid power transmission systems in industrial settings.

China Good quality Stainless Steel Connect Hydraulic Air Quick Release Coupling  China Good quality Stainless Steel Connect Hydraulic Air Quick Release Coupling
editor by CX 2024-03-26

China Standard High Quality Precision Casting Stainless Steel Pipe Fitting Hydraulic Female Adaptor Thread Camlock Pipe Joint Quick Release Connector Coupling Accessories

Product Description

ABOUT US
HangZhou Suijin machinery Technology Co,.Ltd is a profational manufacturer in HangZhou city, our main process is investment casting/precision casting and machining, for casting process, we have 2 kinds of production line, 1 is precision casting, another is water glass with competitive cost.

Apart from the investment casting workshop and machine workshop, we also provide the CHINAMFG parts to meet the requirement for varial demand from our customer.

CERTIFICATIONS
Our company got the ISO9001 and IATF16949 certification, and aslo we are awarded the new high-tech enterprice by Chinese government, and we have more than 20 patent.

ADVANTAGES
 • More than 10 years experience on casting and machining
 • Advanced inspection equipment to ensure the tolerance
 • Flexible PO QTY to meet customer demand
 • Professional engineers in casting and machining
 • Competitive price and exllent parts quality
 • Nearby HangZhou port, on-time delivery

PROCESS FLOW

OEM&ODM SERVICE
HangZhou suijin machinery technology can provide the ODM&OEM service for customer, and main is ODM, we can manufacturing the customized parts according to 2D&3D, we have professional R&D team can take part in ealier development phase of the project.

AVALIABLE MATERIA & SURFACE TREATMENT

Avaliable Material
Carbon Steel  Alloy Steel High Chromium Cast Iron Low carbon steel
Stainless Steel Duplex Stainless Steel Steel bar Ductile Cast Iron
Surface treatment
Heat Treatment  Zinc Coating Blackening Mirror Polishing
Satin Polishing Electrolytic Polishing Shot Peening DACROMET

PRODUCT APPLICATION
AUTO PARTS

 • Exhaust inlet/outlet cone                                 • Shift sleeve                                 • Fuel rail bracket  
 • Tempreture sensor boss                                  • Mounting Brackets                      • Oxygen sensor boss 
 • Brake balance block                                        • EGR sensor boss                              • Exhaust valve body

ARCHITECTURAL HARDWARE

 • Mounting Base                                • Mounting plate                                                 • Bearing Covers   
 • Coupling                                          • Grount sleeve                                                  • Sprockets
 • Handle                                             • law glass curtain wall accessories                  • Side Plates                                                                                
AGRICULTURAL MACHINERY PARTS

 • Tooth Blocks                                         • Track shoes                                             • Bucket Teeth   
 • Track Links                                           • Clamping                                                 • Mounting Brackets
 • Lifting Eyes                                           • Quick Joint                                              • Trencher Tooth     
                  
MARINE HARDWARE
 • Star handle                                              • Door hinge                                          • Folding Dock Cleat   
 • Mirror Polished Mooring                          • Hollow base boat rope cleat               • Mounting Brackets

VALAVE/PUMP

 • Valve body                                   • Explosion-proof valves                              • Pipe fitting              

OTHERS
The casting part is wildly use in the industries, such as rail&transit parts, bicycle parts, casting impeller, food machine sorting components, solar mounting system parts, container safety parts, Electronic lock body, robot parts and so on, we have more than 20 patents related to this kinds of project in production.    

ADVANCED EQUIPMENTS 

Our company also equiped advance inspection equipment to meet the inspection requirement of the parts, so that we can sure the part can have a good quality.

MAIN EQUIPMENT LIST

Magnetic defect inspection Spectrometer HB hardness inspection Mechanical inspection
Ultrasonic defect inspection Roughness tester HR hardness inspection CMM inspection
Metallographic detector X-ray inspection Dye penetrant inspection 100% Thread inspection

FAQ 

Q1 Are you factory or trading company?
A1 We are factory located in HangZhou city, China
Q2 What kinds of language is avaliable?
A2 English, Chinese, except email cummunication, we are ok with video meeting and calling.
Q3 How should I place an order?
A3 We are receive the PO and production drawing by email.
Q4 Which shipping methed is ok for you?
A4 Normally shipping by sea and train is use for mass production order delivery.
DHL,TNT,FedEx, UPS,EMS air shipment is use for sample delivery.
Q5 How can I contact you?
A5 You can contact us by email, and also we can chat by Skype, Teams, WhatsApp, Facebook.
Q6  What kinds of drawing format can be use?
A6 PRO/E, Auto CAD, CHINAMFG Works, IGS, UG, CAD/CAM/CAE, STEP.
Q7 Which packing material do you use for sea shipping?
A7 For sea shipping, we will packaging with European standard wooden pallet.
The parts will packing with PE bag inside the carton box.
Q8 How do you deal with the RFQ?
A8 Sales receiving the RFQ—Feasiblity study meeting with R&D engineer—Feed back technical issues with Customer—Sales quoted

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

Are there specialized hydraulic couplings for high-pressure or high-flow applications?

Yes, there are specialized hydraulic couplings designed to meet the demands of high-pressure and high-flow applications. These specialized couplings are engineered to handle the increased loads, pressures, and flow rates typically encountered in industrial settings where heavy-duty equipment and machinery are used. Here are some types of hydraulic couplings commonly used in such applications:

  • High-Pressure Hydraulic Couplings: High-pressure hydraulic couplings are constructed with robust materials and advanced sealing technologies to withstand extreme pressure levels. They are commonly used in hydraulic systems that operate at pressures exceeding standard hydraulic system limits. These couplings ensure reliable power transmission and prevent leakage or failure under high-pressure conditions.
  • Quick-Disconnect Couplings: Quick-disconnect couplings, also known as quick-release or quick-connect couplings, are designed for rapid and efficient connection and disconnection of hydraulic lines. They are prevalent in high-flow applications where frequent connections and disconnections are necessary, such as in construction equipment, agricultural machinery, and manufacturing processes.
  • Multi-Couplings: Multi-couplings allow the simultaneous connection of multiple hydraulic lines with a single motion. These couplings are suitable for applications with complex hydraulic circuits, such as material handling systems and mobile hydraulics. They simplify the connection process and minimize downtime during equipment setup or maintenance.
  • High-Flow Hydraulic Couplings: High-flow hydraulic couplings are designed to accommodate large volumetric flow rates in hydraulic systems. They feature larger passageways and flow channels to reduce pressure drop and ensure efficient fluid transfer in applications like heavy machinery, material handling, and large-scale industrial processes.
  • Flush Face Couplings: Flush face couplings provide a leak-free connection when connected or disconnected. They are suitable for high-pressure applications where minimizing fluid loss during connection and disconnection is critical for safety and environmental reasons.
  • Flat Face Couplings: Flat face couplings are ideal for high-pressure applications where cleanliness and contamination control are essential. Their flat mating surfaces prevent trapping debris during connection, making them suitable for construction equipment, mining machinery, and other rugged applications.
  • High-Temperature Hydraulic Couplings: High-temperature hydraulic couplings are designed to operate in extreme temperature environments, such as those encountered in hot industrial processes or near machinery generating significant heat. They use specialized seals and materials that can withstand elevated temperatures without compromising performance.

Specialized hydraulic couplings are engineered to handle the unique challenges posed by high-pressure or high-flow applications, ensuring safe, efficient, and reliable operation in demanding industrial environments. When selecting a hydraulic coupling for such applications, it’s crucial to consider factors like the specific pressure and flow requirements, environmental conditions, compatibility with the hydraulic fluid, and the overall system design to achieve optimal performance and safety.

hydraulic coupling

How do hydraulic couplings ensure efficient torque transmission and prevent fluid leaks?

Hydraulic couplings are designed with specific features to ensure efficient torque transmission and prevent fluid leaks, making them vital components in hydraulic systems. These features contribute to the overall performance and reliability of the hydraulic system. Here’s how hydraulic couplings achieve these goals:

  • High-Quality Materials: Hydraulic couplings are manufactured using high-quality materials, such as steel, stainless steel, brass, or other durable alloys. These materials offer excellent strength and wear resistance, allowing the couplings to withstand high torque and pressure loads without deforming or leaking.
  • Precision Machining: Hydraulic couplings undergo precise machining processes to achieve tight tolerances and smooth surfaces. This ensures proper alignment and mating of coupling components, minimizing energy losses and enhancing torque transmission efficiency.
  • Sealing Mechanisms: Hydraulic couplings incorporate various sealing mechanisms to prevent fluid leaks. O-rings, seals, or face seals are common sealing methods used in hydraulic couplings. When the coupling components are connected, the seals create a secure barrier, preventing hydraulic fluid from escaping the system.
  • Leak-Free Designs: Modern hydraulic couplings often feature leak-free designs that minimize the risk of fluid leakage during operation. These designs utilize advanced sealing technologies and tight tolerances to ensure a reliable and durable connection, even under high-pressure conditions.
  • Threaded Connections: Many hydraulic couplings use threaded connections, such as NPT, BSP, JIC, or SAE threads, to create a secure and leak-resistant joint. Properly tightened threaded connections maintain the integrity of the hydraulic system, reducing the likelihood of leaks.
  • Quick-Connect Couplings: Quick-connect hydraulic couplings are designed for rapid and easy connection and disconnection, often without the need for additional tools. These couplings use internal valves and seals to ensure a leak-free connection when engaged and prevent fluid leaks when disengaged.
  • Hermetically Sealed Couplings: In specific applications, hermetically sealed hydraulic couplings use magnetic coupling technology to provide a non-contact, leak-free transmission of torque and power. These couplings have no physical contact points, making them suitable for critical environments or systems handling hazardous fluids.

The combination of these design features ensures that hydraulic couplings efficiently transmit torque from one component to another while maintaining a secure and reliable seal to prevent fluid leaks. This is particularly important in hydraulic systems, where fluid leakage can lead to reduced performance, increased maintenance, and potential safety hazards.

Proper selection, installation, and maintenance of hydraulic couplings are crucial to optimize their torque transmission capabilities and prevent fluid leaks. Regular inspections and replacement of worn-out seals or damaged couplings are essential to ensure the continued efficiency and safety of the hydraulic system.

In summary, hydraulic couplings play a crucial role in efficient torque transmission and fluid sealing in hydraulic systems. Their robust construction, precision engineering, and advanced sealing technologies contribute to the overall performance and reliability of hydraulic machinery and equipment.

hydraulic coupling

Can you explain the working principle of a hydraulic coupling and its advantages over other coupling types?

A hydraulic coupling operates based on the principle of hydraulic fluid transmission to transfer power from one shaft to another. It consists of two main parts: the input (driving) element and the output (driven) element, both of which have specially designed vanes or blades submerged in hydraulic fluid.

When the input element rotates, it creates a flow of hydraulic fluid around the vanes. The fluid flow generates pressure on the output element, causing it to start rotating. This pressure difference between the input and output elements facilitates the transfer of torque and power from the driving shaft to the driven shaft.

The working principle of a hydraulic coupling allows it to accommodate misalignments and torsional vibrations. It effectively isolates shock loads, provides overload protection, and dampens vibrations, making it ideal for various industrial applications.

Advantages of hydraulic couplings over other coupling types include:

  1. Misalignment Tolerance: Hydraulic couplings can handle significant shaft misalignments, reducing wear and tear on the system and prolonging the life of the components. Other coupling types may have limitations in this regard.
  2. Vibration Damping: Hydraulic couplings can effectively dampen vibrations, preventing damage to connected equipment and promoting smoother operation. This advantage is especially critical in precision machinery and applications where vibrations can affect accuracy and performance.
  3. Overload Protection: Hydraulic couplings offer built-in overload protection. When the torque exceeds a certain threshold, the fluid coupling slips or disengages, preventing damage to the system and its components. Other coupling types may not have this automatic overload protection.
  4. Smooth Start-up: Hydraulic couplings provide gradual power transmission during start-up, which helps minimize shock and stress on the system. This feature is beneficial for systems with heavy loads or delicate components.
  5. Quiet Operation: Due to their vibration-damping properties, hydraulic couplings contribute to quieter operation, reducing noise levels in the machinery compared to some other coupling types.
  6. Wide Range of Applications: Hydraulic couplings are suitable for a wide range of industrial applications, including heavy machinery, mining equipment, conveyors, pumps, and more. Their adaptability and robust performance make them a popular choice in various industries.

While hydraulic couplings offer many advantages, the selection of the appropriate coupling type ultimately depends on the specific requirements of the application, such as torque, speed, misalignment, and environmental conditions. Properly choosing and maintaining the coupling can significantly improve the efficiency, reliability, and overall performance of fluid power transmission systems in industrial settings.

China Standard High Quality Precision Casting Stainless Steel Pipe Fitting Hydraulic Female Adaptor Thread Camlock Pipe Joint Quick Release Connector Coupling Accessories  China Standard High Quality Precision Casting Stainless Steel Pipe Fitting Hydraulic Female Adaptor Thread Camlock Pipe Joint Quick Release Connector Coupling Accessories
editor by CX 2024-03-18

China Best Sales Stainless Steel Tracheal Joint Hose Quick Connector Valve Hydraulic Release Quick Coupler Coupling

Product Description

Product Description

Product Name

Trailer Self-Sealing Quick Connector

Quality

High Quality

Size

OEM Standard

Surface treatment

Paint Spraying

Application

Trailer & Truck Spare Parts

Material

Carbon Steel or Stainless Steel

Recommend Products

Company Profile

Certifications

Shipping

FAQ

Q1: Why choose ZQ Auto Parts Company?
Provide first-class service to our customers, wholesale and accept custom-made various hardware auto parts.

Q2. How can we guarantee quality?
All of our processes follow strict ISO9001 procedures. We have strict quality control from production to delivery.

Q3:How to customize (OEM/ODM)?
If you have new product drawings or samples, please send them to us and we can customize them according to your requirements. We will also provide professional advice on our products to make the design more realized and maximize the performance.

Q4:Why should you buy from us not from other suppliers?
1.High quality assurance
2.Shorter lead time
3.Professional service
4.OEM/ODM
5.Quick response

Q5:Can You Strictly Follow The Tolerance on The Drawing And Meet The High Precision?
Yes, we can, we can provide high precision parts and make the parts as your drawing.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

hydraulic coupling

How do hydraulic couplings contribute to reducing vibrations and noise in hydraulic systems?

Hydraulic couplings play a crucial role in reducing vibrations and noise in hydraulic systems, providing several mechanisms that help dampen and absorb these unwanted effects. Here’s how hydraulic couplings contribute to vibration and noise reduction:

  • Torsional Flexibility: Hydraulic couplings are designed with torsional flexibility, allowing them to twist and absorb torsional vibrations that may occur during operation. As the fluid flows through the coupling, it acts as a damping medium, attenuating vibrations and minimizing their transmission to the rest of the system.
  • Vibration Isolation: The inherent flexibility of hydraulic couplings helps isolate vibrations between the driving and driven components of the hydraulic system. This isolation prevents vibrations from propagating through the system, reducing the overall vibration levels and promoting smoother operation.
  • Shock Absorption: In systems subject to sudden changes in load or pressure, hydraulic couplings can act as shock absorbers. They cushion the impact of these shock loads, preventing them from reverberating through the system and causing noise or damage to sensitive components.
  • Damping Characteristics: Hydraulic couplings, especially those utilizing a hydraulic fluid medium, exhibit excellent damping characteristics. The fluid dissipates energy by converting kinetic energy into heat energy, effectively reducing the system’s resonant vibrations and noise.
  • Smooth Power Transmission: Hydraulic couplings provide smooth power transmission between the driving and driven elements. The absence of jerks or sudden changes in torque helps in minimizing vibrations and noise generation, leading to quieter operation.
  • Compensation for Misalignments: Hydraulic couplings can compensate for certain misalignments between the shafts they connect. By accommodating misalignments, the couplings reduce the stress on the system components, mitigating vibrations that might arise from misalignment-induced forces.
  • Elimination of Metal-to-Metal Contact: In certain couplings, the use of elastomeric or flexible elements eliminates direct metal-to-metal contact between the driving and driven shafts. This reduces transmission of vibrations and noise, resulting in a quieter system.

By incorporating these vibration and noise-reducing features, hydraulic couplings enhance the overall performance and longevity of hydraulic systems. They contribute to a more pleasant working environment by minimizing noise levels and reducing the risk of fatigue failure caused by excessive vibrations. Additionally, reduced vibrations help prevent premature wear and extend the lifespan of system components, ultimately leading to cost savings and improved efficiency in industrial applications.

hydraulic coupling

Can hydraulic couplings be retrofitted into existing hydraulic systems for improved performance?

Yes, hydraulic couplings can be retrofitted into existing hydraulic systems to enhance performance, improve reliability, and address specific system requirements. Retrofitting hydraulic couplings can be a cost-effective way to upgrade older systems without the need for extensive modifications or complete replacements.

Retrofitting hydraulic couplings may be beneficial for several reasons:

  • Improved Efficiency: Upgrading to modern hydraulic couplings with better design features can reduce energy losses and improve overall system efficiency. For example, switching from older, less efficient couplings to newer, more streamlined designs can optimize fluid flow and reduce pressure drop.
  • Leak Reduction: Older hydraulic systems may experience fluid leaks due to worn-out or damaged couplings. Retrofitting with new, high-quality couplings equipped with advanced sealing technologies can significantly reduce the risk of leaks, leading to better system reliability and environmental safety.
  • Higher Pressure and Flow Capabilities: Newer hydraulic couplings may offer higher pressure and flow ratings, allowing the system to handle increased demands or heavier loads. This can be crucial for applications that require more power and performance.
  • Material Compatibility: In some cases, existing hydraulic systems may have components made from materials that are not compatible with certain hydraulic fluids. Retrofitting with appropriate couplings can ensure compatibility and prevent corrosion or other fluid-related issues.
  • Space Constraints: Modern hydraulic couplings often come in more compact designs, which can be advantageous for systems with limited space. Retrofitting with smaller couplings may allow for better system integration and improved layout.
  • Environmental Compliance: Retrofitting hydraulic couplings can help align the system with current environmental regulations and industry standards, reducing the risk of potential fines or non-compliance issues.

Before retrofitting hydraulic couplings, careful evaluation of the existing system is necessary to ensure compatibility and identify specific areas for improvement. Factors such as thread type, size, pressure rating, flow capacity, and material compatibility must be considered to select the appropriate couplings for the retrofit.

It’s essential to consult with hydraulic coupling manufacturers or experienced fluid power professionals when planning a retrofit. They can provide guidance on suitable coupling options and recommend the necessary modifications or adjustments to optimize system performance.

In conclusion, retrofitting hydraulic couplings into existing hydraulic systems can be a viable solution for enhancing performance, reducing leaks, and achieving better overall efficiency and reliability. It allows businesses to leverage the latest advancements in hydraulic coupling technology to extend the lifespan and improve the functionality of their existing hydraulic systems.

hydraulic coupling

How do hydraulic couplings accommodate misalignment and prevent overload during operation?

Hydraulic couplings are designed to accommodate misalignment and prevent overload during operation, ensuring smooth and efficient power transmission. Here’s how they achieve this:

  1. Misalignment Accommodation: Hydraulic couplings can handle different types of misalignment between the driving and driven shafts. This includes angular misalignment, radial misalignment, and axial misalignment. The design of the coupling allows it to flex and compensate for these misalignments, reducing stress on the system components and preventing premature wear.
  2. Torsional Flexibility: Hydraulic couplings offer torsional flexibility, which means they can twist and absorb torsional vibrations that may occur during operation. This capability helps to dampen vibrations and reduce the impact of shock loads on the system, enhancing the overall performance and protecting sensitive components.
  3. Slip Mechanism: In applications where overload protection is critical, some hydraulic couplings feature a slip mechanism. When the torque exceeds a certain threshold, the coupling slips, disengaging the driving and driven elements. This slip mechanism prevents damage to the system and its components by acting as a safety feature under high-load conditions.
  4. Hydraulic Fluid Damping: The hydraulic fluid present in the coupling acts as a damping medium. When torque is transmitted from the driving element to the driven element, the fluid dampens the transmission of vibrations, providing a smoother and quieter operation while reducing wear and tear.
  5. Gradual Start-up: During system start-up, hydraulic couplings provide gradual power transmission. As the fluid flow builds up and pressure increases, the coupling gradually engages, minimizing the shock and stress on the system. This gradual start-up is particularly beneficial for systems with heavy loads and delicate components.
  6. Continuous Power Transmission: Hydraulic couplings maintain continuous power transmission even when there are slight misalignments or variations in operating conditions. The ability to accommodate misalignments and fluctuations in torque allows the system to operate reliably and efficiently over time.

By accommodating misalignments, damping vibrations, and providing overload protection, hydraulic couplings ensure the smooth and reliable operation of hydraulic systems. Their versatility and adaptability make them suitable for a wide range of industrial applications, where precision, efficiency, and protection against shock loads are essential requirements.

China Best Sales Stainless Steel Tracheal Joint Hose Quick Connector Valve Hydraulic Release Quick Coupler Coupling  China Best Sales Stainless Steel Tracheal Joint Hose Quick Connector Valve Hydraulic Release Quick Coupler Coupling
editor by CX 2024-02-26

China Hot selling Stainless Steel Connect Hydraulic Air Quick Release Coupling

Product Description

Material Brass,Copper,Stainless steel,Plastic (according to customer’s requirement)
Package Way Standars Carton+pallet or Customized like Blister all ok 
LeadTime 30 days as usual, it will base on the order QTY and delivery due to customer’s plan
Payment T/T or L/C 
MOQ: 1000PCS
Transportation By sea or By air 
Equipment Forging Machine, CNC machine,stamping machine, sand blasting machine etc
Customized Customized are welcome
QC Inspection 100% inspection before package and delivery
Factory Experience More than 20 years manufacture and customized products experience
Certificate ISO9001:2015, ROHS, SGS, Material Certification
Sample Samples and Dimensions report will offer to customer for confirmati

 

                                                      workshop

FAQ

1), Q: How can I get a sample?
A: Yes, if customer want, we will express couple pcs samples free for customer to check before we arrange batch producing, we would like to talk with customer to get your kindly advise .

2), Q: How Your Factory Control the Quality ?
A: We control the quality since Material arrive, we have workshop QC responsible for each producting line to check the product dimensions and other details during 1 by 1 producing process, inspection QC do spot check for each batch in everyday and package workers do 100% product appearance inspection 1 by 1 when they package the parts into the carton. 
We trust quality need to control on the producing line not final step.

3), what’s machine you do for these machining parts?
A: we have high precision machining center to produce for small tolerance products and we also have some automatic CNC machine, CNC machine, stamping machine, automatic drill-hole machine and sandblasting maching etc, except the plating, we do whole producing process in own factory.

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hydraulic coupling

How do hydraulic couplings contribute to reducing vibrations and noise in hydraulic systems?

Hydraulic couplings play a crucial role in reducing vibrations and noise in hydraulic systems, providing several mechanisms that help dampen and absorb these unwanted effects. Here’s how hydraulic couplings contribute to vibration and noise reduction:

  • Torsional Flexibility: Hydraulic couplings are designed with torsional flexibility, allowing them to twist and absorb torsional vibrations that may occur during operation. As the fluid flows through the coupling, it acts as a damping medium, attenuating vibrations and minimizing their transmission to the rest of the system.
  • Vibration Isolation: The inherent flexibility of hydraulic couplings helps isolate vibrations between the driving and driven components of the hydraulic system. This isolation prevents vibrations from propagating through the system, reducing the overall vibration levels and promoting smoother operation.
  • Shock Absorption: In systems subject to sudden changes in load or pressure, hydraulic couplings can act as shock absorbers. They cushion the impact of these shock loads, preventing them from reverberating through the system and causing noise or damage to sensitive components.
  • Damping Characteristics: Hydraulic couplings, especially those utilizing a hydraulic fluid medium, exhibit excellent damping characteristics. The fluid dissipates energy by converting kinetic energy into heat energy, effectively reducing the system’s resonant vibrations and noise.
  • Smooth Power Transmission: Hydraulic couplings provide smooth power transmission between the driving and driven elements. The absence of jerks or sudden changes in torque helps in minimizing vibrations and noise generation, leading to quieter operation.
  • Compensation for Misalignments: Hydraulic couplings can compensate for certain misalignments between the shafts they connect. By accommodating misalignments, the couplings reduce the stress on the system components, mitigating vibrations that might arise from misalignment-induced forces.
  • Elimination of Metal-to-Metal Contact: In certain couplings, the use of elastomeric or flexible elements eliminates direct metal-to-metal contact between the driving and driven shafts. This reduces transmission of vibrations and noise, resulting in a quieter system.

By incorporating these vibration and noise-reducing features, hydraulic couplings enhance the overall performance and longevity of hydraulic systems. They contribute to a more pleasant working environment by minimizing noise levels and reducing the risk of fatigue failure caused by excessive vibrations. Additionally, reduced vibrations help prevent premature wear and extend the lifespan of system components, ultimately leading to cost savings and improved efficiency in industrial applications.

hydraulic coupling

What are some real-world examples of successful hydraulic coupling installations and their benefits?

Hydraulic couplings have been successfully implemented in various real-world applications, offering significant benefits in terms of performance, efficiency, and reliability. Here are some examples of successful hydraulic coupling installations and the advantages they provided:

  • Construction Equipment: In the construction industry, hydraulic couplings are extensively used in excavators, loaders, bulldozers, and cranes. The flexibility and high torque transmission capability of hydraulic couplings ensure smooth and precise movements of heavy machinery, improving productivity and reducing wear on mechanical components. Additionally, the leak-free connections in hydraulic systems prevent fluid loss and environmental contamination.
  • Industrial Manufacturing: In manufacturing plants, hydraulic couplings are commonly found in various equipment like hydraulic presses, injection molding machines, and metal forming machinery. The instant response and controllability of hydraulic systems, enabled by high-quality couplings, allow precise positioning and repeatable operations, ensuring consistent product quality and reducing material waste.
  • Agricultural Machinery: Hydraulic couplings play a vital role in agricultural machinery, such as tractors, harvesters, and irrigation systems. The ability to handle varying loads and pressures in hydraulic couplings ensures efficient operation in different farming tasks. Moreover, the robustness and resistance to environmental factors contribute to the longevity and reliability of the agricultural equipment.
  • Mobile Equipment: Mobile hydraulic applications, including waste collection trucks, fire trucks, and utility service vehicles, benefit from hydraulic couplings’ compact design and versatility. Hydraulic systems with the right couplings offer precise control, even in confined spaces, making them suitable for diverse mobile operations.
  • Material Handling: Hydraulic couplings are integral to material handling equipment like forklifts, conveyor systems, and pallet stackers. The smooth acceleration and deceleration provided by hydraulic couplings improve safety and handling efficiency, allowing operators to maneuver heavy loads with ease.
  • Offshore and Marine: In offshore and marine applications, hydraulic couplings are used in cranes, winches, and other systems. The hermetically sealed magnetic couplings, for instance, prevent fluid leakage in critical marine environments, reducing maintenance costs and minimizing the risk of contamination in sensitive marine ecosystems.

The benefits of these successful hydraulic coupling installations include:

  • Improved Performance: Hydraulic couplings enable precise control and efficient power transmission, resulting in improved equipment performance and productivity.
  • Energy Efficiency: Hydraulic couplings with reduced pressure losses and optimized fluid flow contribute to energy savings, making hydraulic systems more environmentally friendly and cost-effective.
  • Enhanced Safety: The reliability and leak-free operation of hydraulic couplings increase operational safety, reducing the risk of accidents and equipment failures.
  • Extended Equipment Lifespan: Properly selected and maintained hydraulic couplings contribute to the longevity of hydraulic systems, reducing downtime and maintenance costs.
  • Environmental Protection: Hydraulic couplings, especially those with non-leak designs, help prevent fluid spills and reduce the impact of hydraulic systems on the environment.

These real-world examples illustrate the versatility and advantages of hydraulic couplings across different industries. The proper selection and installation of hydraulic couplings can significantly enhance the performance, efficiency, and reliability of various hydraulic systems, delivering long-term benefits for businesses and end-users alike.

hydraulic coupling

How do you select the appropriate hydraulic coupling for specific fluid handling needs?

Selecting the right hydraulic coupling for specific fluid handling needs involves considering several critical factors to ensure optimal performance and reliability. Here’s a step-by-step guide to help you make an informed choice:

  1. Fluid Type: Identify the type of fluid that the coupling will handle. Different fluids have varying viscosities and chemical properties, which can impact the compatibility and material selection for the coupling.
  2. Operating Pressure and Temperature: Determine the maximum operating pressure and temperature that the coupling will experience. Ensure that the selected coupling is rated to handle the expected pressure and temperature levels without failure or deformation.
  3. Torque Requirements: Calculate the required torque capacity based on the power transmission needs of your system. Choose a coupling that can handle the anticipated torque while considering safety factors.
  4. Misalignment Tolerance: Evaluate the potential misalignments that may occur between the shafts in your system. Choose a coupling that offers sufficient misalignment tolerance to accommodate these variations without imposing excessive stress on the equipment.
  5. Vibration and Shock: Consider the level of vibration and shock the coupling will experience during operation. Select a coupling that can dampen vibrations and absorb shocks to protect the system components and ensure stable performance.
  6. Installation and Maintenance: Assess the ease of installation and maintenance requirements of the coupling. A well-designed coupling should be easy to install, inspect, and maintain, reducing downtime and maintenance costs.
  7. Environmental Factors: Take into account the environmental conditions in which the coupling will operate. Factors such as exposure to moisture, chemicals, dust, or extreme temperatures may affect the choice of coupling materials and coatings.
  8. Space Constraints: Consider the available space for installing the coupling. Some applications may have limited space, necessitating the use of compact or low-profile couplings.
  9. Coupling Type: Based on the above considerations, choose the most suitable coupling type for your specific fluid handling needs. Consider options such as jaw couplings, disc couplings, fluid couplings, gear couplings, or other specialized couplings based on your application requirements.

It’s essential to consult with coupling manufacturers or industry experts if you have specific or challenging application requirements. They can provide valuable insights and recommendations to ensure you select the right hydraulic coupling that meets your fluid handling needs and maximizes the efficiency and reliability of your system.

China Hot selling Stainless Steel Connect Hydraulic Air Quick Release Coupling  China Hot selling Stainless Steel Connect Hydraulic Air Quick Release Coupling
editor by CX 2024-02-10