China supplier Gl Type Roller Chain Coupling

Product Description

Product Description

Roller chain couplings have the advantages of simple structure, convenient loading and unloading, large torque transmission, and easy operation. However, there is significant wear between the chains, especially during high-speed operation when the radial motion generated by centrifugal force will accelerate their wear. Therefore, it is not suitable for use at high speeds and under impact loads, nor for the connection of vertical shafts.

When designing the overall structure of the coupling, full attention should be paid to the lubrication and dust prevention between the tooth surface and the rollers, and an outer shell should be added. In addition to dust and oil storage, it also has a protective effect. Because if the chain breaks, it may cause personal accidents.

The double row sleeve roller chain coupling has formed a standard (old standard GB6069-85, new standard GB/T 6069-2002). The transmission torque and allowable speed are 4 times and 2 times that of a single row roller chain of the same size, respectively. Because when the chain size is determined, it can accommodate 2 teeth within the width of a single row of sleeve rollers, while a double row can only accommodate 1 tooth, the tooth thickness of a single row is only half of that of a double row. So, the rollers of the double row chain are located in the grooves of the main and driven sprockets, and when subjected to force, they rotate independently without interfering with each other, reducing wear.

Product Parameters

 

model Nominal torqueTnN·m Allowable speed(n)
r/min
Axis hole diameter
d1,d2
Axis hole length Chain number chain
Pitch
 
Number of teeth

 
D b1 S A Dx
()
Lx
()
kg Transmission inertiakg·m2
Ymodel J1model
No cover installed Installing cover L L1
GL1 40 1400 4500 16 42 06B 9.525 14 51.06 5.3 4.9 70 70 0.40 0.0571
18 42
19 42
20 52 38 4
GL2 63 1250 4500 19 42 06B 9.525 16 57.08 5.3 4.9 75 75 0.70 0.0571
20 52 38 4
22 52 38 4
24 52 38 4
GL3 100 1000 4000 20 52 38 08B 12.7 14 68.88 7.2 6.7 12 85 80 1.1 0.00038
22 52 38 12
24 52 44 12
25 62 6
GL4 160 1000 4000 24 52 08B 12.7 16 76.91 7.2 6.7 95 88 1.8 0.0
25 62 44 6
28 62 44 6
30 82 60
32 82 60
GL5 250 800 3150 28 62 10A 15.875 16 94.46 8.9 9.2 112 100 3.2 0.0571
30 82 60
32 82 60
35 82 60
38 82 60
40 112 84
GL6 400 630 2500 32 82 60 10A 15.875 20 116.57 8.9 9.2 140 105 5.0 0.0058
35 82 60
38 82 60
40 112 84
42 112 84
45 112 84
18 112 84
50 112 84
GL7 630 630 2500 40 112 60 12A 19.05 18 127.78 11.9 10.9 150 122 7.4 0.012
42 112 60
45 112 60
48 112 84
50 112 84
55 112 84
60 142 107
GL8 1000 500 2240 45 112 84 16A 25.40 16 154.33 15.0 14.3 12 180 135 11.1 0.571
48 112 84 12
50 112 84 12
55 112 84 12
60 142 107
65 142 107
70 142 107
GL9 1600 400 2000 50 112 84 16A 25.4 20 186.50 15.0 14.3 12 215 145 20.0 0.061
55 112 84 12

 

Packaging & Shipping

 

After Sales Service

 

If during transportation or if the customer receives the goods, opens the packaging and finds any damage, they can resend a new product to the customer.

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roller chain coupling

Retrofitting Roller Chain Couplings for Improved Performance

Yes, roller chain couplings can be retrofitted into existing systems to improve performance and enhance power transmission capabilities. Retrofitting is a cost-effective way to upgrade the coupling system without the need for significant modifications to the existing machinery.

When considering a retrofit with roller chain couplings, it is essential to ensure that the new couplings are compatible with the existing shaft sizes and operating conditions. The dimensions of the roller chain couplings should match the space available in the system, and the torque and speed ratings should meet or exceed the requirements of the application.

The advantages of retrofitting with roller chain couplings include:

  • Increased Torque Capacity: Roller chain couplings can handle higher torque loads compared to some other coupling types, providing improved power transmission capabilities.
  • Better Misalignment Tolerance: Roller chain couplings can accommodate both angular and parallel misalignments, reducing stress on the connected equipment and extending its service life.
  • Shock Load Absorption: The flexibility of roller chain couplings allows them to absorb shock loads, protecting the drivetrain and other mechanical components from sudden impacts.
  • Reduced Downtime: Retrofitting can be a quick and straightforward process, minimizing downtime during the upgrade.

Before proceeding with the retrofit, it is essential to consult with coupling manufacturers or engineering experts to ensure the proper selection and installation of roller chain couplings. Additionally, regular maintenance and inspections are crucial to ensure continued optimal performance and reliability of the retrofitted coupling system.

roller chain coupling

Reducing Vibrations and Ensuring Smooth Operation with Roller Chain Couplings

Roller chain couplings are designed to provide a flexible and torsionally soft connection between shafts, which helps in reducing vibrations and ensuring smooth operation in mechanical power transmission systems. Here’s how roller chain couplings contribute to achieving these benefits:

  • Shock Absorption: Roller chain couplings have the ability to absorb and dampen shock loads that may occur due to sudden starts, stops, or changes in the load. This feature prevents the transmission of these shocks to connected equipment, reducing vibrations and protecting the system from mechanical damage.
  • Torsional Flexibility: The flexibility of roller chain couplings allows for slight misalignments between shafts. This capability helps in accommodating minor misalignments, which might otherwise lead to increased vibrations and noise in rigid coupling systems.
  • Uniform Load Distribution: Roller chain couplings distribute the transmitted torque uniformly along the chain, reducing stress concentration on specific components. This even distribution of load helps in maintaining smooth operation and prolonging the life of the coupling.
  • Damping Properties: The material properties of roller chain couplings, such as the use of elastomeric or plastic elements in some designs, provide inherent damping characteristics. This damping helps in absorbing vibrations and preventing resonance, ensuring stable and smooth operation.
  • Reduced Backlash: Roller chain couplings exhibit minimal backlash due to the precise fit of the chain’s teeth with the sprockets. This feature is beneficial in applications that require accurate positioning and motion control.

By reducing vibrations and ensuring smooth operation, roller chain couplings contribute to improved overall system performance, reduced wear and tear on components, and enhanced reliability in various industrial applications.

roller chain coupling

How to Select the Right Roller Chain Coupling for Specific Machinery or Equipment?

Selecting the right roller chain coupling for specific machinery or equipment involves considering several important factors. Here’s a step-by-step guide:

  1. Torque Requirements: Determine the torque that the coupling needs to transmit between the driving and driven shafts. This will help you choose a coupling with the appropriate torque capacity for your application.
  2. Speed: Consider the operating speed of the machinery. Higher speeds may require special high-speed roller chain couplings designed to handle the centrifugal forces.
  3. Misalignment: Evaluate the degree of misalignment between the shafts. Different roller chain couplings have varying misalignment capabilities, so choose one that can accommodate the misalignment in your application.
  4. Space Constraints: Measure the available space for the coupling. Some roller chain couplings are compact and may be suitable for applications with limited space.
  5. Environmental Conditions: Take into account the operating environment, including temperature, humidity, and exposure to contaminants. Choose a coupling material and finish that can withstand the environmental conditions.
  6. Load Characteristics: Assess the nature of the loads and any shock or vibration present in the system. For heavy-duty or shock-loaded applications, consider using heavy-duty roller chain couplings.
  7. Alignment Maintenance: Evaluate the ease of alignment maintenance. Some couplings may require more frequent checks and adjustments to maintain proper alignment.
  8. Backlash: Determine the level of backlash permissible in the application. Certain couplings may introduce minimal backlash, which is critical in precision systems.
  9. Cost: Consider the overall cost, including the initial purchase price and long-term maintenance expenses. Opt for a roller chain coupling that provides the best value for your specific needs.

By carefully considering these factors, engineers and designers can identify the most suitable roller chain coupling that ensures reliable and efficient power transmission for their machinery or equipment.

China supplier Gl Type Roller Chain Coupling  China supplier Gl Type Roller Chain Coupling
editor by CX 2024-05-13

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