China Standard HRC Flexible Rubber Camlock Shaft Coupling Types of Spider Coupling B/F/H Couplings

Product Description

HRC Flexible rubber Camlock shaft coupling types of spider coupling B/F/H Couplings
 

Product Description

  1. Installation is quick and easy without special tools required, only a hexagonal wrench is needed
  2. Maintenance is virtually eliminated without the lubrication required
  3. The electro-metric element allows HRC to be suitable for use in most conditions
  4. In the unlikely event of the flexible element being destroyed, the drive will be maintained by the inner action of the integrally cast driving dogs

 

Product Parameters

Type F&H Bored to size A B E F G L1 L2 L3 J
SIZE BUSH Bore C D Bore C D
MAX MIN MAX MIN
70 1008 25 9 20.0  23.5 32 10 20 23.5 69 60 31 25 18 65 66.5 68 29
90 1108 28 9 19.5 23.5 42 10 26 30.5 85 70 32 30.5 22.5 69.5 76 82.5 29
110 1610 42 14 18.5 26.5 55 10 37 45.5 112 100 45 45 29 82 101 119 38
130 1610 42 14 18.5 26.5 60 20 39 47.5 130 105 50 53 35 89 118 146 38
150 2012 50 14 23.5 33.5 85 28 46 56 150 115 62 60 40 107 134 160 42
180 2517 60 16 34.5 46.5 80 28 58 70 180 125 77 73 49 142 165 189 48
230 3571 75 25 39.5 52.5 100 48 77 90 225 155 99 85.5 59.5 165 202 240 55
280 3525 100 35 51.0  66.5 115 60 90 105.5 175 206 119 105.5 74.5 208 247 286 67

 

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Company Profile

 

FAQ

Q: Can you make the coupling with customization?

A: Yes, we can customize per your request.

Q: Do you provide samples?
A: Yes. The sample is available for testing.

Q: What is your MOQ?
A: It is 10pcs for the beginning of our business.

Q: What’s your lead time?
A: Standard products need 5-30 days, a bit longer for customized products.

Q: Do you provide technical support?
A: Yes. Our company has a design and development team, and we can provide technical support if you
need.

Q: How do you ship to us?
A: It is available by air, sea, or by train.

Q: How do I pay the money?
A: T/T and L/C are preferred, with different currencies, including USD, EUR, RMB, etc.

Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.

Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.

Q: How shall we contact you?
A: You can send an inquiry directly, and we will respond within 24 hours.

rubber coupling

Impact of Elastomer Element Design on Rubber Coupling Performance

The design of the elastomer elements in a rubber coupling plays a critical role in determining its overall performance and capabilities. The elastomer elements are the heart of the coupling, responsible for transmitting torque, absorbing vibrations, and accommodating misalignments. The following aspects of elastomer element design significantly impact the coupling’s performance:

  • Elastomer Material: The choice of elastomer material influences the coupling’s flexibility, damping characteristics, and resistance to wear. Different elastomers offer varying levels of resilience, chemical resistance, and temperature tolerance. Common elastomers used include natural rubber, synthetic rubber compounds, and polyurethane.
  • Elastomer Hardness (Durometer): The durometer hardness of the elastomer affects its flexibility and ability to absorb vibrations. Softer elastomers have higher damping capabilities but may offer less torsional stiffness. Harder elastomers provide better torque transmission but may have reduced vibration isolation.
  • Elastomer Shape and Geometry: The shape and geometry of the elastomer elements influence their flexibility and deformation characteristics. Different designs, such as cylindrical, star-shaped, or spider-shaped elements, affect the coupling’s ability to accommodate misalignments and transmit torque smoothly.
  • Elastomer Bonding: The way the elastomer is bonded to the coupling’s hubs or inserts impacts the coupling’s overall durability and reliability. Proper bonding ensures that the elastomer effectively transfers torque and maintains its properties over time.
  • Elastomer Properties Over Temperature: Elastomers can exhibit changes in performance with temperature fluctuations. Understanding how the chosen elastomer material behaves at different temperatures is essential for applications with varying operating conditions.

The design of the elastomer elements is a delicate balance between providing flexibility for vibration isolation and misalignment compensation while ensuring adequate torque transmission and overall coupling stiffness. Engineers must carefully select elastomer materials and design features based on the specific requirements of the application to achieve optimal coupling performance.

rubber coupling

Industry Standards and Guidelines for Rubber Couplings

There are no specific industry standards or guidelines that exclusively govern the design and application of rubber couplings. However, various general standards and engineering practices apply to flexible couplings, including rubber couplings:

  • ISO 14691: This standard provides guidelines for the installation, use, and maintenance of industrial flexible couplings, which include rubber couplings.
  • AGMA 9005: The American Gear Manufacturers Association (AGMA) standard provides information on selecting lubricants and lubrication methods for flexible couplings, ensuring proper performance and longevity.
  • API 671: This API standard specifies the requirements for special-purpose couplings used in petroleum, chemical, and gas industry services, which can include rubber couplings for specific applications.
  • Manufacturer Recommendations: Many rubber coupling manufacturers provide guidelines, specifications, and installation instructions for their products, helping users select the right coupling and use it correctly.

Since rubber couplings fall under the category of flexible couplings, engineers and designers can follow these broader standards and best practices while considering the specific characteristics and performance requirements of rubber couplings for their applications.

rubber coupling

Transmitting Torque and Damping Vibrations with a Rubber Coupling

A rubber coupling utilizes its flexible rubber element to achieve both torque transmission and vibration damping:

1. Torque Transmission: The rubber element connects two hubs, which are attached to the input and output shafts. As the input shaft rotates, it causes the rubber element to deform due to the applied torque. This deformation creates a shearing action within the rubber material, transmitting torque from the input to the output shaft.

2. Vibration Damping: The flexible rubber element of the coupling acts as a vibration isolator. When the coupling experiences external vibrations or shocks, the rubber absorbs the energy and dampens the vibrations before they reach the output shaft. The rubber’s elasticity and damping properties help mitigate vibrations and reduce the impact on the connected machinery, enhancing overall system performance and longevity.

This combination of torque transmission and vibration damping makes rubber couplings suitable for applications where misalignment compensation, shock absorption, and dampening of vibrations are essential, such as in pumps, compressors, HVAC systems, and various industrial machinery.

China Standard HRC Flexible Rubber Camlock Shaft Coupling Types of Spider Coupling B/F/H Couplings  China Standard HRC Flexible Rubber Camlock Shaft Coupling Types of Spider Coupling B/F/H Couplings
editor by CX 2023-11-27

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