China Professional HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280 HRC Spider Rubber Polyurethane PU Coupling

Product Description

HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280 HRC Spider Rubber Polyurethane PU Coupling

Product Description

 

Quick Detail:
HRC Couplings
Double cardanic type DKM Coupling
C45 steel, Alloy steel, Aluminum etc. material
Standard and non-standard coupling available
With high quality and competitive price
Prompt delivery
Packing as per customer’s demand.

Description:

We are the leading top Chinese coupling manufacturer, and are specializing in various high quality Double cardanic type DKM
Coupling.
1. For high shaft displacements
2. 3-part double-cardanic
3. Reduced vibration and noise
4. The restoring forces resulting from displacements are very low
5. Increase of the total lifetime of all adjacent components (bearings,seals etc.)
6. Approved according to EC Standard 94/9/EC(Explosion Certificate ATEX 95)
7. Double-cardanic design without the need for bearing support or external guarding
8. Finish bore according to ISO fit H7, feather keyway according to DIN 6885 (JS9)
9. Size: 19, 24, 28, 38, 42, 48, 55, 65, 75, 90 mm

Applications:
HRC Couplings Double cardanic type DKM Coupling are offered in the industry’s largest variety of stock bore/keyway combinations.
These couplings require no lubrication and provide highly reliable service for light, medium, and heavy duty electrical motor and
internal combustion power transmission applications. Applications include power transmission to industrial equipment such as
pumps, gear boxes, compressors, blowers, mixers, and conveyors.
 

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FAQ

Q: Are you trading company or manufacturer ?

A: Our group consists in 3 factories and 2 abroad sales corporations.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q:How long is your delivery time ? What is your terms of payment ?

A: Generally it is 40-45 days. The time may vary depending on the product and the level of customization. For standard products, the payment is: 30% T/T in advance ,balance before shippment.

Q:What is the exact MOQ or price for your product ?

A: As an OEM company, we can provide and adapt our products to a wide range of needs.Thus, MOQ and price may greatly vary with size, material and further specifications; For instance, costly products or standard products will usually have a lower MOQ. Please contact us with all relevant details to get the most accurate quotation.

If you have another question, please feel free to contact us.

 

 

 

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spider coupling

Can a spider coupling handle high levels of torque and angular misalignment?

Yes, a spider coupling is designed to handle a range of torque levels and accommodate angular misalignment. The elastomeric spider element, which is a key component of the coupling, provides the flexibility needed to transmit torque and compensate for misalignment. Here’s how a spider coupling handles these factors:

  • High Torque: Spider couplings are engineered to transmit torque efficiently. The elastomeric spider deforms slightly under torque load, allowing it to transfer power between the shafts. The specific torque capacity depends on the design, materials, and size of the coupling. High-performance spider couplings can handle significant torque loads, making them suitable for various industrial applications.
  • Angular Misalignment: Spider couplings can accommodate angular misalignment between the connected shafts. The elastomeric spider can flex in different directions, allowing for a certain degree of angular deviation between the shafts. This flexibility helps prevent excessive stress on the shafts and components, enhancing the coupling’s lifespan and reliability.

However, it’s important to note that while spider couplings can handle a range of torque levels and angular misalignment, there are limitations to how much misalignment they can compensate for. Excessive misalignment can lead to premature wear and reduced coupling performance. It’s recommended to follow the manufacturer’s guidelines for allowable misalignment and torque capacity to ensure optimal coupling performance and longevity.

spider coupling

Are there any specific maintenance practices for ensuring the longevity of spider couplings?

Yes, implementing proper maintenance practices is crucial for ensuring the longevity and optimal performance of spider couplings. Here are some specific maintenance practices to consider:

  • Regular Inspections: Conduct routine visual inspections of the coupling to identify any signs of wear, damage, or misalignment. Regular inspections allow you to detect issues early and address them before they escalate.
  • Lubrication: Follow the manufacturer’s recommendations for lubrication intervals and use the appropriate lubricant. Proper lubrication reduces friction, prevents excessive wear, and maintains coupling efficiency.
  • Alignment Checks: Ensure that the shafts connected by the coupling are properly aligned. Misalignment can accelerate wear and compromise coupling performance. Regular alignment checks are essential, especially after maintenance or changes in operating conditions.
  • Torque Checks: Periodically check the torque values of fasteners such as bolts, nuts, and screws that secure the coupling components. Proper torque ensures the coupling remains securely fastened.
  • Temperature Monitoring: Monitor the operating temperature of the coupling during normal operation. Abnormally high temperatures can indicate excessive friction and potential issues with the coupling.
  • Environmental Considerations: If the machinery is operating in harsh or corrosive environments, take appropriate measures to protect the coupling from contaminants, chemicals, and moisture.
  • Replacement of Elastomeric Spider: The elastomeric spider is a critical component of the coupling. Replace it if you notice signs of wear, cracks, tears, or deformation. Follow the manufacturer’s recommended replacement intervals.
  • Documentation: Maintain records of maintenance activities, inspections, and any repairs performed on the coupling. This documentation helps track the history of the coupling and informs future maintenance decisions.
  • Training and Education: Ensure that maintenance personnel are trained in proper coupling maintenance practices. This includes handling, installation, and lubrication procedures.

By adhering to these maintenance practices, you can extend the lifespan of spider couplings, reduce the likelihood of unexpected failures, and ensure the continued reliability of machinery systems.

spider coupling

Can you explain the role of the elastomeric spider in a spider coupling’s function?

The elastomeric spider plays a critical role in the function of a spider coupling by providing flexibility, misalignment compensation, and vibration dampening. It is the central component that connects the two hubs of the coupling and transmits torque between the shafts. The elastomeric spider is typically made from a durable and resilient elastomer material, such as rubber or polyurethane. Here’s how the elastomeric spider contributes to the spider coupling’s operation:

  • Flexibility: The elastomeric material of the spider allows it to flex and deform as torque is transmitted between the shafts. This flexibility accommodates misalignment between the shafts, including angular, radial, and axial misalignment.
  • Misalignment Compensation: The spider coupling’s design incorporates the elastomeric spider’s ability to stretch and compress. This allows it to absorb and compensate for minor misalignments that can occur due to manufacturing tolerances, thermal expansion, or external forces.
  • Vibration Dampening: The elastomeric material of the spider acts as a cushion, absorbing and dampening vibrations that may be generated during operation. This reduces the transmission of vibrations from one shaft to another and contributes to smoother machinery performance.
  • Torque Transmission: As the shafts rotate and torque is applied to one hub of the coupling, the elastomeric spider deforms to transmit the torque to the other hub and, subsequently, to the second shaft. The spider’s ability to deform under load ensures efficient power transmission.
  • Resilience: Elastomeric spiders are designed to withstand repeated cycles of deformation and load. Their resilience allows them to maintain their original shape and performance over time, contributing to the longevity of the coupling.
  • Reduced Maintenance: The presence of the elastomeric spider reduces the need for constant alignment adjustments and maintenance, as it compensates for misalignments and dampens vibrations that can cause wear and tear.

Overall, the elastomeric spider’s ability to provide flexibility, misalignment compensation, vibration dampening, and efficient torque transmission makes it a crucial component in spider couplings, enhancing their performance and reliability in various industrial applications.

China Professional HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280 HRC Spider Rubber Polyurethane PU Coupling  China Professional HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280 HRC Spider Rubber Polyurethane PU Coupling
editor by CX 2024-05-16

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