China best 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.

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jaw coupling

Contribution of Jaw Coupling to Equipment Longevity

Jaw couplings play a vital role in enhancing the longevity and reliability of connected equipment in mechanical power transmission systems. The design and features of jaw couplings contribute to minimizing wear, reducing downtime, and protecting the equipment from harmful forces. Here’s how jaw couplings contribute to equipment longevity:

  • Shock Absorption: Jaw couplings have elastomeric spider inserts that act as shock absorbers, dampening vibrations and impact loads. This helps in protecting the connected equipment from sudden shocks and extends its operational life.
  • Misalignment Compensation: In real-world applications, shaft misalignment is common due to thermal expansion, machine settling, or manufacturing tolerances. Jaw couplings can tolerate a certain degree of misalignment, reducing stress on bearings, seals, and other components of the equipment.
  • Overload Protection: During overloads or torque spikes, jaw couplings can flex slightly, absorbing excess torque and preventing damage to the equipment. This overload protection feature prevents catastrophic failures and extends the life of mechanical components.
  • Backlash Reduction: Excessive backlash in a power transmission system can lead to inaccuracies in motion control and wear on components. Jaw couplings are designed to provide low backlash, enhancing precision and minimizing wear on gears and other sensitive parts.
  • Resilience to Contaminants: Jaw couplings often feature enclosed designs that protect the elastomeric spider from contaminants like dust, dirt, and moisture. This helps in maintaining the coupling’s performance and preventing premature failure due to external elements.
  • Low Maintenance: Compared to some other types of couplings, jaw couplings require minimal maintenance. Regular lubrication and inspection of the coupling can significantly extend its life and keep the connected equipment running smoothly.
  • Easy Installation: The simple and compact design of jaw couplings makes them easy to install and integrate into various mechanical systems. Proper installation ensures efficient power transmission and reduces the chances of component damage.

Overall, jaw couplings contribute to equipment longevity by providing protection against shock loads, compensating for misalignment, preventing overloads, reducing backlash, and offering resilience to environmental factors. By selecting the right jaw coupling for the application and following proper maintenance practices, users can maximize the lifespan of connected equipment and improve the overall efficiency of their mechanical systems.

jaw coupling

How does a jaw coupling help in torque and rotational speed control?

A jaw coupling plays a vital role in torque and rotational speed control by facilitating efficient power transmission while compensating for misalignments and dampening vibrations. Here’s how a jaw coupling helps in achieving torque and rotational speed control:

  • Torque Transmission: Jaw couplings are designed to transmit torque between two shafts with minimal power loss. The elastomer spider, which acts as the flexible element between the two coupling hubs, efficiently transfers torque from one shaft to the other. This precise torque transmission is essential in maintaining consistent rotational motion and controlling the speed of the driven equipment.
  • Misalignment Compensation: In rotating machinery, misalignments between the motor and driven equipment are common due to factors like installation errors, thermal expansion, or shaft deflection. Jaw couplings can handle both angular and parallel misalignments. By accommodating these misalignments, jaw couplings ensure smooth operation and prevent unnecessary stress on the equipment, thus contributing to torque and rotational speed control.
  • Vibration Damping: Vibrations are an inherent characteristic of rotating machinery and can affect torque and rotational speed stability. The elastomer spider in the jaw coupling acts as a damping element, absorbing and dissipating vibrations. This vibration damping capability reduces the risk of speed fluctuations and enhances overall system stability during operation.
  • Start-Up and Overload Protection: During start-up or when the driven equipment experiences sudden overload conditions, there may be spikes in torque and rotational speed. Jaw couplings, with their torsional flexibility, can absorb these sudden torque variations, protecting the equipment from damage and providing smoother start-up and operation.

The combination of precise torque transmission, misalignment compensation, vibration damping, and overload protection makes jaw couplings effective in achieving torque and rotational speed control. However, it is essential to choose the appropriate jaw coupling size and material for the specific application to ensure optimal performance and reliability.

For applications that require even higher torque capacity or stricter speed control, specialized coupling types like gear couplings or servo couplings may be more suitable. These couplings offer advanced features for precision motion control and torque transmission in more demanding applications.

jaw coupling

Comparing Jaw Couplings to Other Types of Couplings in Performance

Jaw couplings offer certain advantages and disadvantages compared to other types of couplings, and their performance characteristics vary based on the specific application requirements. Here’s a comparison of jaw couplings with some commonly used coupling types:

  • Jaw Couplings vs. Gear Couplings: Jaw couplings are more economical and easier to install than gear couplings. They can handle misalignment to some extent, but gear couplings are better suited for high torque and high misalignment applications.
  • Jaw Couplings vs. Disc Couplings: Both jaw couplings and disc couplings provide some level of misalignment compensation, but disc couplings offer higher torque capacity and better torsional stiffness. Jaw couplings are generally more cost-effective for low to moderate torque applications.
  • Jaw Couplings vs. Oldham Couplings: Jaw couplings are torsionally stiffer than Oldham couplings, which means they provide more accurate torque transmission. However, Oldham couplings can accommodate higher misalignment and have no moving parts, making them suitable for some low-speed applications.
  • Jaw Couplings vs. Flexible Beam Couplings: Beam couplings are more flexible than jaw couplings and can handle higher misalignment. However, jaw couplings have a higher torque capacity and can dampen vibration better in certain conditions.

Ultimately, the choice of coupling depends on the specific needs of the application, including factors like torque requirements, misalignment, speed, and cost considerations. It’s essential to carefully evaluate the performance characteristics of different coupling types and select the one that best suits the demands of the mechanical system to ensure reliable and efficient power transmission.

China best High Abrasion Resistant Flexible Rubber Jaw Shaft Star Coupling Element PU Coupling Spider  China best High Abrasion Resistant Flexible Rubber Jaw Shaft Star Coupling Element PU Coupling Spider
editor by CX 2024-02-18

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