Product Description

GR-32×42 GR Motor Shaft Coupling Rigid Coupling

Description of GR-32×42 GR Motor Shaft Coupling Rigid Coupling
>The material is aluminum alloy, and the middle bellows is made of stainless steel with excellent corrosion resistance
>Laser welding is used between bellows and shaft sleeve, with zero rotation clearance, suitable for CHINAMFG and reverse rotation
>Bellows structure can effectively compensate radial, angular and axial deviation
>Designed for servo motor stepper motor
>Fastening method of setscrew

 

Catalogue of GR-32×42 GR Motor Shaft Coupling Rigid Coupling

model parameter	common bore diameter d1,d2	ΦD	L	LI	L2	L3	N	F	tightening screw torque (N.M)
GR-16×27	4,5,6,6.35,7,8	16	27	7.5	2	8	13.5	3	0.7
GR-20×32	5,6,6.35,7,8,9,9.525,10,11,12	20	32	7.2	2.8	12	18	3.5	0.7
GR-22.5×34	5,6,6.35,7,8,9,9.525,10,11,12	22.5	34	8.05	2.8	12.3	20.2	4.5	1.7
GR-25×37	6,6.35,7,8,9,9.525,10,11,12	25	37	9.5	3	12	20.2	4.5	1.7
GR-32×42	8,9,10,11,12,12.7,14,15	32	42	8	4	18	27.2	5.5	4
GR-40×51	8,9,9.525,10,11,12,12.7,14,15,16,17,18,19,20	40	51	9.5	6	20	34.5	5.5	4
GR-55×57	10,11,12,12.7,14,15,16,17,18,19,20,22,24,25	55	57	9	6	27	51.9	6.25	7
GR-65×81	10,11,12,12.7,14,15,16,17,18,19,20,22,24,25,28,30,32,35,38	65	81	19.5	7	28	60.5	8.9	7

model parameter	Rated torque(N.m)	allowable eccentricity (mm)	allowable deflection angle (°)	allowable axial deviation (mm)	maximum speed (rpm)	static torsional stiffness (N.M/rad)	weight (g)
GR-16×27	0.8	0.1	2	-0.8	20000	150	8
GR-20×32	1.5	0.1	2	-1.2	18000	220	13
GR-22.5×34	1.8	0.15	2	-1.2	16000	300	22
GR-25×37	2	0.15	2	-1.2	15000	330	30
GR-32×42	2.5	0.2	2	-1.7	11000	490	53
GR-40×51	6.4	0.3	2	-1.7	10000	530	85
GR-55×57	12	0.3	2	-1.7	9000	860	170
GR-65×81	18	0.2	2	-1.8	4500	900	280

 

 

 

 

 

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How to Properly Install a Rigid Shaft Coupling for Optimal Performance and Reliability

Proper installation of a rigid shaft coupling is essential to ensure optimal performance and reliability in mechanical systems. Here are the steps to follow for a successful installation:

1. Shaft Preparation: Ensure that the shafts to be connected are clean, smooth, and free from any burrs or contaminants that could affect the coupling’s performance.
2. Alignment: Align the two shafts accurately to minimize misalignment during installation. The alignment process is critical as any misalignment can lead to premature wear and reduced coupling efficiency.
3. Fitment: Choose the appropriate size of the rigid shaft coupling that matches the shaft diameters. Carefully slide the coupling onto one shaft at a time.
4. Fastening: For one-piece rigid couplings, ensure that the coupling is fitted snugly onto both shafts. For two-piece couplings, bolt the two halves together securely around the shafts.
5. Tightening: Use the recommended torque value and follow the manufacturer’s guidelines to tighten the coupling bolts properly. Over-tightening can cause distortion, while under-tightening can lead to slippage and reduced torque transmission.
6. Inspection: After installation, inspect the coupling to ensure that it is centered and aligned correctly. Check for any signs of misalignment or interference during rotation.
7. Lubrication: Some rigid couplings may require lubrication at the friction points to reduce wear and friction. Follow the manufacturer’s recommendations for lubrication intervals and types.
8. Load Testing: Perform load testing on the system to verify the coupling’s performance and check for any unusual vibrations or noises during operation.
9. Regular Maintenance: Include the rigid coupling in your regular maintenance schedule. Periodically check for signs of wear, misalignment, or damage, and replace the coupling if necessary.

By following these installation steps and best practices, you can ensure that the rigid shaft coupling operates optimally, providing reliable torque transmission and contributing to the overall efficiency and longevity of the mechanical system.

What are the maintenance requirements for rigid shaft couplings to extend their lifespan?

Rigid shaft couplings are mechanical components used to connect two shafts and transmit torque between them. While rigid couplings are known for their durability and minimal maintenance needs, proper care and maintenance can further extend their lifespan and ensure optimal performance. Here are key maintenance considerations:

• Lubrication: Some rigid couplings, especially those with moving parts like set screws, may require periodic lubrication to reduce friction and wear. Use appropriate lubricants as recommended by the manufacturer.
• Visual Inspection: Regularly inspect the coupling for signs of wear, corrosion, or damage. Look for cracks, dents, or any other abnormalities that could affect its performance. Address any issues promptly.
• Tightening Fasteners: If the rigid coupling is secured using fasteners such as set screws or bolts, ensure they are tightened to the manufacturer’s specifications. Loose fasteners can lead to misalignment and reduced coupling effectiveness.
• Alignment Check: Periodically check the alignment of the connected shafts. Misalignment can lead to increased stress on the coupling and premature wear. Realign the shafts if necessary.
• Coupling Integrity: Make sure the coupling is securely fastened and properly seated on both shafts. Any looseness or improper fitting can lead to vibrations and wear.
• Cleanliness: Keep the coupling and surrounding area clean from dirt, debris, and contaminants. Foreign particles can lead to increased wear and reduced performance.
• Environmental Factors: Consider the operating environment. If the coupling is exposed to harsh conditions, such as extreme temperatures or corrosive substances, take appropriate measures to protect the coupling’s surfaces and materials.
• Replacement of Worn Parts: If any components of the coupling show significant wear or damage, consider replacing them as per the manufacturer’s recommendations. This can prevent further issues and maintain coupling integrity.
• Manufacturer Guidelines: Always follow the maintenance recommendations provided by the coupling manufacturer. They can provide specific guidelines based on the coupling’s design and materials.

Proper maintenance practices not only extend the lifespan of rigid shaft couplings but also contribute to the overall reliability and efficiency of the connected machinery. Regular inspections and maintenance can help identify potential issues early, preventing costly downtime and repairs.

It’s important to note that maintenance requirements can vary based on the specific design and material of the rigid coupling. Consulting the manufacturer’s documentation and seeking professional advice can help establish a suitable maintenance schedule tailored to the coupling’s characteristics and the application’s demands.

What are the Materials Commonly Used to Manufacture Rigid Shaft Couplings, and How Do They Impact Performance?

Rigid shaft couplings are typically made from a variety of materials, and the choice of material can significantly impact the performance of the coupling in specific applications. Some common materials used in manufacturing rigid shaft couplings include:

• Steel: Steel is one of the most commonly used materials for rigid shaft couplings. It offers excellent strength and durability, making it suitable for high-torque and heavy-duty applications. Steel couplings can withstand significant stresses and provide reliable torque transmission.
• Stainless Steel: Stainless steel couplings offer the same benefits as regular steel couplings but with the added advantage of corrosion resistance. They are commonly used in applications where the coupling may be exposed to harsh environments or moisture.
• Aluminum: Aluminum couplings are lightweight and have good corrosion resistance. They are often used in applications where weight reduction is essential, such as in aerospace and automotive industries.
• Brass: Brass couplings are known for their excellent machinability and corrosion resistance. They are commonly used in applications where electrical conductivity is required.
• Cast Iron: Cast iron couplings are robust and offer good resistance to wear and tear. They are commonly used in industrial machinery and equipment.

The choice of material depends on various factors, including the application’s operating conditions, such as torque requirements, temperature, and environmental conditions. For example, in high-torque applications, steel or stainless steel couplings are often preferred due to their high strength. On the other hand, aluminum couplings are favored in applications where weight reduction is critical.

It is essential to consider the specific needs of the application and the coupling’s material properties to ensure optimal performance, longevity, and reliability of the rigid shaft coupling.

editor by CX 2024-02-24

Product Description

8-10mm bore diameter OD 25mm L 40mm wholesale simple shaft  hard quick motor rigid coupling

Product Description

Mighty can produce full series of Tyre Coupling;The purpose of the coupling is to connect 2 shafts of different mechanisms (the driving axis and the driven axis) to rotate together and transfer torque.

Material: Aluminum or stainless steel;
ore type: Finished Bore/Stock Bore;
 

 

 

 

Other Type of Couplings:

 

 

Company Information

MIGHTY, a brand belongs to SCMC Corp. which is a wholly state-owned enterprise established in 1980, is specialized in producing precision mechanical power transmission products. After years of hard work, Mighty has already got the certificate of ISO9001:2000 and become a holding company of 3 manufacturing factories.
 

Mighty’s products are mainly exported to Europe, America and Middle East market. With the top-ranking management, professional technical support and abundant export experience, Mighty has established lasting and stable business partnership with many world famous companies and has got good reputation from CHINAMFG customers in international sales.
 

Equipment: sawing machine, CNC Lathe, drilling machine, hobbing machine, punch machine, milling machine, gear shaper, grinding machine, machining center, etc.

Trade Show: PTC Asia, Canton Fair, Hannover Messe, IFPE

 

 

Main Products:

Timing belt pulleys, timing bars, timing belt clamping plates.

Locking elements and shrink discs: could be alternative for Ringfeder, Sati, Chiaravalli, BEA, KBK, Tollok, etc.

V belt pulleys and taper lock bush.

Sprockets, idler, and plate wheels.

Gears and racks: spur gear, helical gear, bevel gear, worm gear, gear rack.

Shaft couplings: miniature coupling, curved tooth coupling, chain coupling, HRC coupling, normex coupling, FCL coupling, GE coupling, rigid and flexible coupling, jaw coupling, disc coupling, multi-beam coupling, universal joint, torque limiter, shaft collars.

Forging, Casting, Stamping Parts.
Other customized power transmission products and Machining Parts (OEM).

 

 

Application

 

1. Engineering: machine tools, foundry equipments, conveyors, compressors, painting systems, etc.

2. Pharmaceuticals& Food Processing: pulp mill blowers, conveyor in warehouse, agitators, grain, boiler, bakery machine, labeling machine, robots, etc.

3. Agriculture Industries: cultivator, rice winnower tractor, harvester, rice planter, farm equipment, etc.

4. Texitile Mills: looms, spinning, wrappers, high-speed auto looms, processing machine, twister, carding machine, ruler calendar machine, high speed winder, etc.

5. Printing Machinery: newspaper press, rotary machine, screen printer machine, linotype machine offset printer, etc.

6. Paper Industries: chipper roll grinder, cut off saw, edgers, flotation cell and chips saws, etc.

7. Building Construction Machinery: buffers, elevator floor polisher mixing machine, vibrator, hoists, crusher, etc.

8. Office Equipments: typewriter, plotters, camera, money drive, money sorting machine, data storage equipment, etc.

9. Glass and Plastic Industries: conveyor, carton sealers, grinders, creeper paper manufacturing machine, lintec backing, etc.

10. Home Appliances: vacuum cleaner, laundry machine, icecream machine, sewing machine, kitchen equipments, etc.

 

FAQ

Q: Are you trading company or manufacturer ?
A: We are factory.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

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: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:

 

Contacts

We warmly welcome friends from domestic and abroad come to us for business negotiation and cooperation for mutual benefit. To supply customers excellent quality products with good price and punctual delivery time is our responsibility.

Any question or inquiry, pls contact us without hesitate, we assure any of your inquiry will get our prompt attention and reply!
 

  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Can Rigid Shaft Couplings Accommodate Different Shaft Sizes and Handle High Torque Loads?

Yes, rigid shaft couplings are designed to accommodate different shaft sizes and are capable of handling high torque loads. One of the key advantages of rigid couplings is their ability to provide a solid and strong connection between two shafts.

Rigid shaft couplings come in various designs, such as one-piece and two-piece configurations. The one-piece couplings have a solid construction with no moving parts and are ideal for applications where precise alignment and torque transmission are essential.

The two-piece rigid couplings consist of two halves that are bolted together around the shafts, creating a tight and secure connection. These couplings allow for easier installation and removal without the need to move the connected shafts. They are commonly used in applications where frequent maintenance is required.

The design of rigid shaft couplings enables them to handle high torque loads efficiently. The solid and rigid construction allows for the direct transfer of torque from one shaft to another, minimizing power loss and ensuring precise torque transmission.

Moreover, rigid couplings can accommodate different shaft sizes by offering various bore diameters and keyway options. This adaptability allows users to connect shafts of different diameters without the need for additional modifications or couplings.

However, it is crucial to select the appropriate size and type of rigid coupling based on the specific application’s torque requirements and shaft sizes. Properly sized rigid couplings will ensure reliable and efficient power transmission while preventing issues such as misalignment, vibration, and premature wear.

Can rigid shaft couplings reduce vibrations and noise in mechanical systems?

Rigid shaft couplings are primarily designed for accurate torque transmission and shaft alignment. While they are not specifically intended to reduce vibrations and noise, they can indirectly contribute to minimizing vibrations and noise in mechanical systems.

Here’s how rigid shaft couplings can help mitigate vibrations and noise:

• Shaft Alignment: Rigid couplings ensure precise alignment between connected shafts. Proper alignment reduces angular and axial misalignment, which can lead to vibrations and noise. By maintaining alignment, rigid couplings prevent the generation of excessive forces that contribute to vibration.
• Reduced Dynamic Imbalance: Accurate alignment achieved by rigid couplings helps in minimizing dynamic imbalance, which is a common cause of vibrations. When shafts are misaligned, it can lead to uneven distribution of forces and create vibrations in rotating machinery.
• Minimized Wear: Rigid couplings prevent misalignment-induced wear and excessive friction between shafts. This helps in reducing the potential for vibration-producing irregularities that can arise from worn or damaged components.
• Stable Connection: Rigid couplings create a solid and stable connection between shafts. This stability minimizes the likelihood of resonances and vibrations caused by flexible components that might amplify vibrations in the system.
• Uniform Torque Transmission: Rigid couplings facilitate even torque distribution between shafts. Uneven torque transmission can lead to fluctuations and vibration-causing oscillations in the system.

While rigid couplings can provide some indirect benefits in reducing vibrations and noise, they might not be as effective as specialized vibration-damping couplings or other mechanical solutions explicitly designed for vibration and noise reduction. In cases where vibration and noise reduction are critical, engineers might consider incorporating additional measures such as damping materials, flexible couplings, or vibration isolators.

Ultimately, the choice of coupling and vibration reduction strategy depends on the specific requirements of the application. If vibration and noise reduction are primary concerns, it’s advisable to consult with engineering experts and consider coupling designs that prioritize these attributes.

Can Rigid Shaft Couplings Handle Misalignment Between Shafts Effectively?

Rigid shaft couplings are not designed to accommodate misalignment between shafts effectively. Unlike flexible couplings, which can bend or flex to some degree to compensate for misalignment, rigid couplings are inflexible and require precise alignment for proper operation.

When using rigid shaft couplings, it is crucial to ensure that the two shafts being connected are aligned with high accuracy. Misalignment between the shafts can lead to various issues, including:

• Vibrations: Misalignment can cause vibrations and increase stress on the coupling and connected machinery, leading to premature wear and reduced performance.
• Increased Stress: Misalignment results in additional stress on the shafts and coupling, which may lead to fatigue failure over time.
• Reduced Efficiency: Misalignment can result in power loss and reduced overall system efficiency.
• Noise: Misalignment may generate noise during operation, leading to potential discomfort for operators and additional wear on components.

To ensure the effective functioning of rigid shaft couplings, it is crucial to align the shafts accurately during installation. The alignment process typically involves using precision tools and techniques to achieve the desired alignment tolerances.

For applications where misalignment is expected or unavoidable, flexible couplings such as beam couplings or jaw couplings may be more suitable as they can accommodate slight misalignments and reduce the transmission of shock and vibration between shafts.

Overall, rigid shaft couplings are best suited for applications where precise shaft alignment is feasible and necessary for optimal performance. Proper alignment and regular maintenance are essential to maximize the life and efficiency of rigid couplings in mechanical systems.

editor by CX 2024-02-20