JS100 Series Grid Coupling
Grid Type Couplings are multi-piece mechanical couplings used to transmit torque and rotation between shafts in mechanical power transmission assemblies. Their design allows them to accommodate slight alignment changes that occur between connecting shafts, while also absorbing shock loads. CHINAMFG is a leading grid coupling manufacturer in China, a grid coupling supplier in China offering the latest and modern Grid Type Couplings.
Grid Coupling is widely used in metallurgy, mining, lifting, transportation, petroleum, chemical, ships, textile, light industry, agricultural machinery, printing machines and pumps, fans, compressors, machine tools and other mechanical equipment and industry shaft transmission.
1.The serpentine spring as the elastic element, the elastic strong at the same time, greatly improves the grid coupling torque, widely used in heavy machinery and general machinery. The serpentine spring special technology department, has long service life, allowing higher speed, has good ability to compensate in the axial, radial and angle
2.High transmission efficiency, start safety. Transmission efficiency of up to 99.47%, short-time overload capacity is 2 times the rated torque, operation safety.
3.Simple structure, convenient assembly and disassembly, long service life
4.Damping effect is good to avoid the resonance.
♦Basic Parameter and Main Dimension
Requires various non-standard shaft holes, keyways and shaft hole fitting lengths, please indicate this when ordering, and the factory will undertake the manufacture.
All the above models can be supplied on a non-standard basis.
♦Other Products List
|High Flexible Coupling
HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.
Our design team has experience in cardan shaft relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.
Raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→ Packing→ Shipping
We could develop the sample according to your requirement and amend the sample constantly to meet your need.
4.Research & Development
We usually research the new needs of the market and develop the new model when there is new cars in the market.
Every step should be special test by Professional Staff according to the standard of ISO9001 and TS16949.
Q 1: Are you trading company or manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of couplings.
Q 2: Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks of PDF or AI format.
Q 3: How long is your delivery time?
Generally it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: Do you provide samples? Is it free or extra ?
Yes, we could offer the sample but not for free. Actually we have a very good price principle, when you make the bulk order then cost of sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstance.
Q 6: What is the MOQ?
A: Usually our MOQ is 1 pcs.
Q 7: Do you have inspection procedures for coupling ?
A: 100% self-inspection before packing.
Q 8: Can I have a visit to your factory before the order?
A: Sure,welcome to visit our factory.
Q 9: What’s your payment?
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China
How to Select the Right Motor Coupling for Specific Torque and Speed Requirements
Selecting the right motor coupling for specific torque and speed requirements is crucial to ensure efficient power transmission and avoid premature failure. Here are the steps to help you make an informed coupling selection:
- Identify Torque and Speed Requirements: Determine the maximum torque and speed (RPM) demands of the driven equipment. Torque is typically given in pound-feet (lb-ft) or Newton-meters (Nm), while speed is measured in revolutions per minute (RPM).
- Consider Service Factor: Factor in the service conditions and potential overload situations to calculate the required torque capacity of the coupling. The service factor is a safety margin applied to the calculated torque to ensure the coupling can handle occasional peak loads or unexpected shock loads.
- Define Misalignment: Assess the potential misalignments that may occur between the motor and driven shafts. Determine the angular, parallel, and axial misalignment expected during operation.
- Choose Coupling Type: Based on the torque and speed requirements, as well as misalignment considerations, choose the appropriate coupling type. Different coupling types, such as elastomeric, grid, gear, or disc couplings, offer various torque capacities and misalignment capabilities.
- Material Selection: Consider the environmental conditions and the properties of the materials used in the coupling. Factors like temperature, chemical exposure, and corrosion resistance should be taken into account when choosing coupling materials.
- Check Size and Dimensions: Ensure that the selected coupling’s size and dimensions are compatible with the motor and driven equipment’s shaft sizes and connection requirements.
- Consult Manufacturer’s Catalog: Refer to the manufacturer’s catalog or coupling datasheets for detailed technical information, torque-speed curves, and misalignment data to match your specific application requirements.
- Factor in Cost and Longevity: Evaluate the cost-effectiveness and expected service life of the coupling. A higher initial investment in a high-quality coupling may result in longer service life and reduced maintenance costs in the long run.
- Seek Expert Advice: If you are unsure about the best coupling for your application, consult with coupling manufacturers or industry experts who can provide recommendations based on your specific requirements.
By following these steps and carefully evaluating your torque and speed requirements, as well as misalignment considerations, you can select the right motor coupling that ensures reliable and efficient power transmission in your mechanical system.
How to identify signs of wear or failure in a motor coupling?
Identifying signs of wear or failure in a motor coupling is essential for maintaining the efficiency and reliability of a mechanical system. Here are some common indicators to look for:
1. Visual Inspection:
Perform a visual inspection of the motor coupling regularly. Look for any of the following signs:
- Cracks or deformations in the coupling body
- Corrosion or rust on the coupling surface
- Visible signs of misalignment between the shafts
- Excessive wear on the coupling teeth or flanges
2. Abnormal Vibrations:
Unusual vibrations or shaking during motor operation can indicate an issue with the coupling. Excessive play due to wear or misalignment can lead to vibrations that affect the overall system’s performance.
Listen for any unusual noises, such as clunking, clicking, or rattling sounds during motor operation. These noises could be an indication of loose or damaged coupling components.
Check for shaft misalignment between the motor and driven load. Misalignment can lead to uneven distribution of forces, causing premature wear and failure of the coupling.
5. Increased Friction and Heat:
Feel for any excessive heat generated during motor operation. Increased friction due to misalignment or wear can cause the coupling to overheat.
6. Reduced Performance:
If you notice a decrease in the motor’s performance or efficiency, it could be a sign of coupling wear or failure. Reduced torque transmission or increased power losses may be evident.
7. Shaft Movement:
Check for any axial movement in the motor and driven load shafts. Axial play can indicate a worn or damaged coupling that needs attention.
If you observe any of these signs, it is crucial to address the issue promptly. Regular maintenance, including lubrication and alignment checks, can help prevent coupling failures and extend the coupling’s lifespan. If the coupling shows significant signs of wear or damage, consider replacing it with a new one to ensure optimal performance and avoid costly breakdowns in the future.
What is a Grid Coupling and How Does It Work in Mechanical Power Transmission?
A grid coupling is a type of flexible coupling used in mechanical power transmission systems to connect two shafts and transmit torque between them. It consists of two hubs with a serrated grid element sandwiched between them.
Here’s how a grid coupling works in mechanical power transmission:
- Hub Assembly: The grid coupling has two hubs, one attached to each shaft that needs to be connected. These hubs can be flanged or cylindrical in shape.
- Serrated Grid Element: The grid coupling’s unique feature is the serrated grid element made of spring steel or stainless steel. This grid sits between the two hubs and resembles a flexible grid structure.
- Connecting the Hubs: The two hubs are brought together, and the serrated grid element is placed between them. The hubs’ teeth mesh with the grid’s slots, creating a flexible and resilient connection.
- Transmitting Torque: When torque is applied to one shaft, it gets transferred to the grid, which deforms slightly under the load. This deformation allows the serrated grid to absorb shocks, vibrations, and misalignments between the two shafts.
- Angular Misalignment: The grid coupling can accommodate angular misalignments between the connected shafts due to its flexible grid structure. It allows for some angular movement without causing undue stress on the system.
- Radial Misalignment: The coupling can also handle small radial misalignments between the shafts, ensuring smoother operation and reduced wear on the machinery.
- Torsional Flexibility: The serrated grid element provides torsional flexibility, allowing the coupling to absorb torsional shock loads and dampen vibrations during operation.
Grid couplings are known for their ability to protect connected equipment from excessive loads, shocks, and vibrations, making them ideal for applications in various industries such as mining, pulp and paper, steel mills, and power generation.
Additionally, grid couplings are relatively easy to install and require minimal maintenance, making them a popular choice for many power transmission systems.
editor by CX 2023-11-27