Product Description
Pneumatic Coupling
A pneumatic coupling is used to connect compressed air tools to a compressed air line. A pneumatic coupler allows a tool to be easily connected or disconnected to a hose or pipe while it is under pressure.
Pneumatic Coupling Parameter
| Working Fluid | Air |
| Max Withshand Pressure | 1.32Mpa(13.5kgf/cm2) |
| MAx Operating Pressure | 0-0.9Mpa(0-9.2kgf/cm2) |
| Ambient And Fluid Temperature | 0-60ºC |
| Applicable Soft Tube | PU Tube Nylon Tube |
| Material | Zinc Alloy |
Why choose us?
(1) Quality, we only produce top-level quality products, we promise that all of our product’s raw material are first class, and good quality system controls, so our goods’ quality is very good.
(2) Price, our policy is that “Win-to-Win”. That means in view of our long-standing business relationships, we only take small profit to help you for the marketing.
(3) Delivery, we alway have some products in stock, so we can complete the delivery within the time stipulated before.
(4) No MOQ, I think it is an attractive condition to some of you who have no big demands for each items temporarily. Company frofile Our company is specialized in manufactuing all kinds of valves,hydro-pneumatic components,alumium parts and plastic parts.Our main products are including pneumatic cylinder,solenoid valve,air filter,air regulator,air lubricator,pneumatic fitting,hydraulic fitting,tubes etc.as below;
*ISO Standard Cylinder:DNC/SI(ISO6431&6432)
*Standard Cylinder:SC/SU,
*Mini Cylinder:MAL,MA,,MI,CJ2B,CDM2B
*Compact Cylinder:SDA,CQ2
*Cylinder:CU,TN,STM,MGP
*Solenoid Valve:3v1,3v,4v,4M,3A,4A ,drain valve etc
*Air Source Treatment Unit:A,HA,HNA,T,A/B,etc
*pneumatic accessories:fitting,hand valve,muffler,tube,pressure switch
*Pneumatic Vibrator:GT,K,R,SK,FP,NTP etc.
HangZhou HI-TECH SMART MACHINERY CO LTD was established in 2013,which is a high tech company specialized in pneumatic components and microduct accessories manufacturing. After years’ hard working, it has owned 2 factories now, and the products include pneumatic vibrators, air cylinders, solenoid valves, air treatment units, pneumatic fittings&mufflers, microduct connectors and other accessories. We have sold our goods to more than 60 countries, and that number is still increasing.
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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.
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:
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
Are there specific pressure and temperature limits for different hydraulic coupling designs?
Yes, different hydraulic coupling designs have specific pressure and temperature limits, and these limits can vary based on the coupling type and construction materials. Here are some general considerations regarding pressure and temperature limits for common hydraulic coupling designs:
- Jaw Couplings: Jaw couplings typically have a pressure rating ranging from 1000 psi to 5000 psi (6.9 MPa to 34.5 MPa) and can handle temperatures from -20°C to 120°C (-4°F to 248°F). These couplings are suitable for various industrial applications with moderate pressure and temperature requirements.
- Disc Couplings: Disc couplings offer higher pressure and temperature capabilities compared to jaw couplings. Their pressure rating can range from 2000 psi to 6000 psi (13.8 MPa to 41.4 MPa), and they can handle temperatures between -50°C to 150°C (-58°F to 302°F). These couplings are commonly used in high-performance and precision equipment.
- Fluid Couplings: Fluid couplings are suitable for applications requiring smooth start-ups and shock absorption. Their pressure limits can range from 150 psi to 3000 psi (1.03 MPa to 20.7 MPa), and they can handle temperatures from -40°C to 150°C (-40°F to 302°F). These couplings are often used in heavy machinery, such as conveyors and crushers.
- Gear Couplings: Gear couplings have a higher pressure rating, typically ranging from 2500 psi to 8000 psi (17.2 MPa to 55.2 MPa), and can handle temperatures from -20°C to 150°C (-4°F to 302°F). These couplings are commonly used in heavy-duty industrial applications with high torque requirements.
- Oldham Couplings: Oldham couplings have pressure limits ranging from 500 psi to 3000 psi (3.4 MPa to 20.7 MPa) and can handle temperatures between -30°C to 100°C (-22°F to 212°F). They are suitable for applications where shafts are not in perfect alignment.
- Diaphragm Couplings: Diaphragm couplings offer high pressure and temperature capabilities. Their pressure rating can range from 3000 psi to 10000 psi (20.7 MPa to 68.9 MPa), and they can handle temperatures from -50°C to 200°C (-58°F to 392°F). These couplings are commonly used in high-speed and high-temperature applications like pumps and compressors.
- Beam Couplings: Beam couplings typically have a pressure rating ranging from 1000 psi to 4000 psi (6.9 MPa to 27.6 MPa) and can handle temperatures between -40°C to 150°C (-40°F to 302°F). They are commonly used in precision equipment and motion control applications.
It’s essential to consult the manufacturer’s specifications and guidelines for each specific hydraulic coupling design to ensure it is suitable for the intended application’s pressure and temperature requirements. Using a coupling within its specified limits ensures safe and reliable operation and maximizes the performance and lifespan of the hydraulic system.
editor by CX 2024-03-29