China factory High Abrasion Resistant Flexible Rubber Jaw Shaft Star Coupling Element PU Coupling Spider

Product Description

Rubber Spider Coupling Characteristic: 

1. Performance Shock Absorber
2. Low Compression Deformation
3. Corrosion Resistance
4. Oil Resistance
5. High Pressure Resistance
6. Wear Resistance

Rubber Material Compare

E – Excellent          G – Good          F – Fair          P – Poor          
Material Properties
Property NBR  EPDM CR Silicone FKM NR SBR PU HNBR FVMQ IIR
Abrasion Resistance G G G P G E E E G P G
Acid Resistance F G F F E F F P E F G
Chemical Resistance F E F G E F F F G E E
Cold Resistance G G F E P G G G G G G
Compression Set Resistance G G F G E G G F G G F
Dynamic Properties G G F P G E E E G P F
Electrical Properties F G F E F G G F F E G
Elongation G G G F F F F F G F G
Flame Resistance P P G F E P P P P G P
Heat Resistance G G G E E F F F E E G
Impermeability G G G P G F F G G P E
Oil Resistance E P F F E P P G E G P
Ozone Resistance P E G E E P P E G E G
Tear Resistance F G F P F G G G F P G
Tensile Strength G G G P G E E E E F G
Water Resistance G E F G F G G P E F G
Weather Resistance F E E E E F F E G E G

Why Us:

We have a fully-equipped workshop that meets ISO 9001:2015 and IATF 16949:2016 requirements. All products are compliant
with FDA, WRAS, UL, RoHS and REACH standards, and meet DIN, JIS and ASTM regulations. Material report and dimension
checking report are available.

1. Quality Approvals. More than 15 years professional manufacture experience.
2. Experienced Staff and Service. Professional R&D team, production team, sales team, after-sales service team.
3. Product Performance and affordable cost. Superior performance with most competitive price.
4. Prompt Delivery. Faster delivery time. 
5. Small Orders Accepted.
 

Material Rubber Metal Bonded, NR Rubber, SBR Rubber, Carbon Steel, Stailess Steel
Material Report FDA, ROHS, UL, WRAS and REACH
Dimension Standard Sizes or As per customers’ Requirement
Certifications ISO9001,IATF16949,ISO14001
Color Any colors according to PANTONE or RAL
Surface Finish Texture (VDI/MT standard, or made to client’s sample), polished (high polish, mirror polish), smooth, painting, powder coating, printing, electroplating etc.
Service Custom Made or OEM and ODM
Free Samples Okay
Production Ways CAD Drawing, 3D Files or Samples
Production Capacity 200T,300T and 500T Compressing Molding, Injection Molding, Auto Vacuum Vulcanizing, Plastic Injection, and Extrusion
Supplying Capacity One Million Pieces/ Month
Tolerance Generally±0.05mm or Better
QC PPAP, In House Control, Third Party Inspection Institution such SGS, TUV
Lead Time 15 Days for Molding, 15-20 Days for Series Production
Application Industry Machinery,Automotive,Mechanical Equipment, Construction, House Application,
Medical Machine
More Parts

Grommet, sleeve, feet, gasket, wheel, bellow, cap, dust cover, pad, washer, 

Strip, plug, stopper, grip, seal, bushing, bumper, blocks, and anti vibration mounts etc.

Supplying Standard and Customized Rubber & Plastic Parts
Established in 2004, Xihu (West Lake) Dis. Rubber is specialized in providing quality customized rubber molding,
extrusion parts, plastic injection products and some standard parts.

Meeting Various Standards
We have a fully-equipped workshop that meets ISO 9001:2015 and IATF 16949:2016 requirements.
Our products are compliant with FDA, WRAS, UL, RoHS and REACH standards, and meet DIN, JIS
, BS and ASTM regulations.

Parts include, but are not limited to:
Grommet, sleeve, feet, gasket, wheel, bellow, cap, dust cover, pad, washer, Strip, plug, stopper, grip,
seal, bushing, bumper, blocks, and anti vibration mounts etc.

FAQ

1. What types of rubber do you use?

Xihu (West Lake) Dis. Rubber has extensive experience in a vast range of rubber, including: Natural Rubber, SBR, CR, NBR, HNBR,
EPDM, Silicone Rubber, FPM, ACM, FK etc.

2. What types of plastic do you use?
Xihu (West Lake) Dis. Rubber has extensive experience in a vast range of plastics, including: ABS, Polypropylene (PP), PVC, POM,
PE, PEEK, Polyamide (PA) Nylons, PBT, etc.

3. What services do you provide?
We offer a broad range of services, including, Custom Rubber Molding, Liquid Injection Molding, Rubber Extrusion, and
Rubber/Plastic to Metal Bonded Parts.

4. Why us?
4.1 More than 15 years professional manufacture experience.
4.2 Professional R&D team, production team, sales team, after-sales service team.
4.3 Superior performance with most competitive price.
4.4 Faster delivery time.

5. Perfect quality control process
5.1 Raw material inspection 
      All raw materials before warehousing must be tested, and the corresponding physical property report shall be issued,
and compared with the physical property report of raw materials. Only when the test values of the 2 physical property
reports are consistent, can they be warehoused.

5.2 Mold inspection
      After mold development or cleaning, we will check the full size of the mold to ensure that the quality of each cavity is
the same.

5.3 Product inspection
      In the process of product production, inspectors regularly inspect the semi-finished products to ensure the rationality
of the process and control the defective rate within a reasonable range.

5.4 Finished product inspection
      The double inspection can ensure that the product appearance and size are 100% qualified.

/* 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

flexible coupling

What are the key features to look for when purchasing a flexible coupling?

When purchasing a flexible coupling, several key features should be considered to ensure it meets the specific requirements of the application and provides reliable performance. The following are the key features to look for:

  • 1. Type of Coupling: There are different types of flexible couplings available, such as jaw couplings, beam couplings, bellows couplings, disc couplings, and more. Each type has its advantages and limitations, so choosing the right type depends on factors like misalignment compensation needed, torque capacity, and application requirements.
  • 2. Material: The material of the coupling is crucial for its durability and performance. Common materials include stainless steel, aluminum, steel, and various elastomers. Select a material that can withstand the environmental conditions, loads, and temperature ranges of the application.
  • 3. Size and Dimensions: Ensure that the coupling’s size and dimensions match the shaft sizes and available space in the system. Oversized or undersized couplings may lead to inefficiencies, misalignment, and reduced performance.
  • 4. Torque Rating: Consider the maximum torque the coupling can handle to ensure it can transmit the required power without failure or damage.
  • 5. Speed Rating: Check the coupling’s maximum rotational speed capability to ensure it can handle the desired operating speed without issues.
  • 6. Misalignment Compensation: Different couplings offer varying degrees of misalignment compensation, such as angular, parallel, and axial misalignment. Choose a coupling that can accommodate the expected misalignments in the system.
  • 7. Backlash: For precision applications, consider couplings with minimal or zero-backlash to prevent motion inaccuracies and ensure precise positioning.
  • 8. Operating Environment: Assess the environmental conditions, including temperature, humidity, dust, and chemical exposure, and select a coupling with suitable resistance to these factors.
  • 9. Maintenance: Decide whether maintenance-free couplings or those requiring periodic lubrication align better with the application’s requirements and maintenance schedule.
  • 10. Electrical Isolation: If required, choose couplings with electrical isolation features to prevent current flow between connected shafts.
  • 11. Dynamic Behavior: Evaluate the coupling’s dynamic performance, including resonance and damping characteristics, to ensure smooth operation under various loads and speeds.
  • 12. Application Compatibility: Verify that the selected coupling is suitable for the specific application, such as pumps, compressors, robotics, automation, or other industrial processes.

Summary: When purchasing a flexible coupling, consider factors such as the type of coupling, material, size, torque rating, speed rating, misalignment compensation, backlash, operating environment, maintenance, electrical isolation, dynamic behavior, and application compatibility. Careful consideration of these features will ensure that the coupling meets the demands of the application, provides reliable performance, and contributes to the overall efficiency of the mechanical system.

flexible coupling

How does a flexible coupling handle misalignment in large rotating equipment?

Flexible couplings are designed to accommodate various types of misalignment in large rotating equipment, ensuring smooth and efficient power transmission while minimizing stress on connected components. Here’s how flexible couplings handle different types of misalignment:

  • Angular Misalignment: Angular misalignment occurs when the axes of the two connected shafts are not collinear and form an angle. Flexible couplings can handle angular misalignment by allowing the coupling elements to flex and move slightly, thus accommodating the angle between the shafts. The flexible elements, often made of elastomeric materials or metallic membranes, can bend and twist to compensate for angular misalignment, ensuring that the coupling remains engaged and transfers torque effectively.
  • Parallel Misalignment: Parallel misalignment, also known as offset misalignment, happens when the two shafts are not perfectly aligned along their axes, resulting in a lateral shift. Flexible couplings can handle parallel misalignment through their ability to move radially, allowing the flexible elements to adjust and take up the offset. This capability prevents excessive side loads on the shafts and bearings, reducing wear and increasing the lifespan of the equipment.
  • Axial Misalignment: Axial misalignment occurs when there is a linear displacement of one shaft relative to the other, either toward or away from the other shaft. Some flexible couplings, such as certain types of flexible disc couplings, can accommodate a limited amount of axial misalignment. However, for large axial movement, other types of couplings or special designs may be required.

The flexibility of the coupling elements allows them to act as a buffer between the shafts, dampening shocks, vibrations, and torsional forces caused by misalignment or other dynamic loads. This helps protect the connected equipment from damage and enhances the overall performance and reliability of the rotating system.

In large rotating equipment, where misalignment is more common due to thermal expansion, foundation settling, or other factors, flexible couplings play a critical role in maintaining smooth operation and reducing stress on the machinery. However, it is essential to choose the appropriate type of flexible coupling based on the specific requirements of the application and to regularly inspect and maintain the coupling to ensure optimal performance and longevity.

flexible coupling

Can flexible couplings accommodate high torque and high-speed applications?

Yes, flexible couplings can accommodate both high torque and high-speed applications, but the suitability depends on the specific design and material of the flexible coupling. Different types of flexible couplings have varying torque and speed capacities, and it’s crucial to select the right type of coupling based on the application requirements.

High Torque Applications:

Some flexible couplings, such as gear couplings and disc couplings, are designed to handle high torque levels. Gear couplings consist of toothed hubs that mesh with each other, providing a robust and efficient torque transmission. They are commonly used in heavy-duty industrial applications, such as steel mills, mining equipment, and power generation plants, where high torque loads are prevalent.

Disc couplings are also suitable for high torque applications. They use a series of flexible metal discs that can handle significant torque while compensating for misalignment. Disc couplings are often used in high-speed machinery and critical applications where precise torque transmission is essential.

High-Speed Applications:

Flexible couplings can also be used in high-speed applications. For instance, certain disc couplings, elastomeric couplings, and grid couplings are capable of handling high rotational speeds. These couplings have low inertia, which means they can respond quickly to changes in speed and provide efficient power transmission at high RPMs.

Elastomeric couplings, such as jaw couplings and tire couplings, are commonly used in various industrial applications, including pumps, compressors, and fans, where both torque and speed requirements are high. They offer good flexibility and damping properties, making them suitable for applications with high-speed variations and vibrations.

Considerations:

When selecting a flexible coupling for high torque and high-speed applications, several factors should be considered:

  • The torque and speed ratings provided by the coupling manufacturer should be checked to ensure they meet or exceed the application’s requirements.
  • The design and materials of the coupling should be suitable for the specific operating conditions, including temperature, environment, and potential exposure to corrosive substances.
  • Proper alignment and installation of the coupling are critical to ensure optimal performance and prevent premature wear.
  • In some cases, it may be necessary to use additional components, such as torque limiters or speed reducers, to protect the coupling and the connected equipment from excessive loads or speed fluctuations.

In conclusion, flexible couplings can indeed accommodate high torque and high-speed applications, but the appropriate coupling type and proper selection are essential to ensure reliable and efficient performance in these demanding conditions.

China factory High Abrasion Resistant Flexible Rubber Jaw Shaft Star Coupling Element PU Coupling Spider  China factory High Abrasion Resistant Flexible Rubber Jaw Shaft Star Coupling Element PU Coupling Spider
editor by CX 2024-04-04

Comments

Leave a Reply

Your email address will not be published. Required fields are marked *