Tag Archives: NM Coupling

China Professional High Quality Nm HRC FCL L Type Flexible Jaw Coupling

Product Description

High Quality NM HRC FCL L Type Flexible Jaw Coupling
1. Material: Carbon steel, Alloy steel, Aluminum, Rubber and Cast Iron etc.

2. Finishing: Painted, blacken, zinc plated and so on.

3. OEM and ODM are available

4. Quick and easy mounting and disassembly.

5. High quality with competitive price

 

Our coupling type as below:

Chain Coupling: 3012, 4012, 4014, 4018, 5014, 5016, 5018, 6018, 6571, 6571, 8018, 8571, 8571, 1571, 12018, 12571

Tyre Coupling: A40,A50,A60,A70,A80,A90,A100,A110,A120,A140,A160,A180,A200

HRC Coupling: 70, 90, 110, 130, 150, 180, 230, 280

MH Coupling:  45, 55, 65, 80, 90, 115, 130, 145, 175, 200

NM Coupling: 50, 67, 82, 97, 112, 128, 148, 168, 194, 214, 240, 265

Jaw Coupling:  L035, L050, L070, L075, L090, L095, L099, L100, L110, L150, L190, L225

Flange Coupling: 90, 100, 112, 125, 140, 160, 180, 200, 224, 250, 280, 315, 355, 400, 450, 560, 630

Pin Coupling: 67, 83, 102, 134, 178, 204, 254, 318

Spacer Coupling: F40, F50, F60, F70, F80, F90, F100, F110, F120, F140

Jaw Coupling:  L035, L050, L070, L075, L090, L095, L099, L100, L110, L150, L190, L225

HangZhou CHINAMFG Industry Co., Ltd. is a specialized supplier of a full range of chains, sprockets, gears, gear racks, v belt pulley, timing pulley, V-belts, couplings, machined parts and so on.

 

Due to our CHINAMFG in offering best service to our clients, understanding of your needs and overriding sense of responsibility toward filling ordering requirements, we have obtained the trust of buyers worldwide. Having accumulated precious experience in cooperating with foreign customers, our products are selling well in the American, European, South American and Asian markets. Our products are manufactured by modern computerized machinery and equipment. Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria.

 

With many years’ experience in this line, we will be trusted by our advantages in competitive price, one-time delivery, prompt response, on-hand engineering support and good after-sales services.

 

Additionally, all our production procedures are in compliance with ISO9001 standards. We also can design and make non-standard products to meet customers’ special requirements. Quality and credit are the bases that make a corporation alive. We will provide best services and high quality products with all sincerity. If you need any information or samples, please contact us and you will have our soon reply.

chain coupling

What are the safety considerations when using chain couplings?

When using chain couplings, it is important to consider several safety aspects to ensure the protection of personnel, equipment, and the overall system. Here are some key safety considerations when using chain couplings:

  • Proper Installation: Ensure that the chain coupling is correctly installed according to the manufacturer’s instructions. Improper installation can lead to misalignment, inadequate lubrication, or other issues that can compromise safety and performance.
  • Alignment and Maintenance: Regularly inspect and maintain the chain coupling to ensure proper alignment, lubrication, and tension. Misalignment or lack of maintenance can result in premature wear, excessive vibration, and potential coupling failure, posing safety risks.
  • Guarding: Consider implementing appropriate guarding measures to protect personnel from coming into contact with the rotating chain coupling components. This is particularly important in applications where there is a risk of entanglement or pinch points.
  • Lockout/Tagout: Follow proper lockout/tagout procedures when performing maintenance or repairs on machinery equipped with chain couplings. This ensures that the equipment is safely de-energized, preventing accidental startup or release of stored energy.
  • Load Capacity: Do not exceed the recommended load capacity of the chain coupling. Overloading the coupling can lead to excessive stress, premature failure, and potential hazards. Consider the dynamic loads, shock loads, and any transient conditions that the coupling may experience during operation.
  • Environmental Factors: Evaluate the operating environment and consider any specific safety considerations related to temperature, humidity, corrosive substances, or other environmental factors. Take appropriate measures such as using suitable materials or protective coatings to ensure the coupling’s integrity and safety.
  • Training and Awareness: Provide adequate training to personnel who operate or work near chain couplings. Ensure that they understand the potential hazards, safety procedures, and the importance of following manufacturer’s guidelines and industry best practices.
  • Emergency Stop: Implement an emergency stop system or device that can quickly halt the machinery in case of an emergency or imminent danger. This allows for immediate shutdown and can help prevent accidents or injuries.

It is essential to consult the manufacturer’s documentation, safety guidelines, and applicable industry standards to ensure compliance with the recommended safety practices for chain couplings. By prioritizing safety considerations, potential risks can be minimized, and the overall reliability and performance of the chain coupling system can be enhanced.

chain coupling

What are the key components of a chain coupling?

A chain coupling consists of several key components that work together to transmit power and accommodate misalignments. Here are the main components of a chain coupling:

  • Sprockets: Sprockets are the toothed wheels that engage with the chain. They are typically made of steel or other durable materials and have specially designed teeth that mesh with the chain rollers. The sprockets provide the driving and driven connections, transmitting torque from one shaft to another.
  • Roller Chain: The roller chain is a series of interconnected links with rollers between them. It is looped around the sprockets, with the rollers engaging with the sprocket teeth. The roller chain transfers the rotational motion from the driving sprocket to the driven sprocket, allowing power transmission between the shafts.
  • Connecting Pins: Connecting pins are used to join the links of the roller chain together, forming a continuous loop. These pins are inserted through the pin holes in the chain links and secured with retaining clips or other fasteners. They ensure the integrity and strength of the chain.
  • Bushings or Bearings: Bushings or bearings are used to support the shafts and allow them to rotate smoothly within the chain coupling. They are typically inserted into the bores of the sprockets and provide a low-friction interface between the shaft and the coupling components.
  • Guard or Cover: In some chain couplings, a guard or cover is added to enclose the sprockets and chain. This serves as a protective barrier, preventing contact with moving parts and reducing the risk of accidents or injuries. The guard or cover also helps to contain lubrication and protect the chain from contaminants.
  • Lubrication: Lubrication is essential for the smooth operation and longevity of a chain coupling. Proper lubrication reduces friction, wear, and noise. Lubricants, such as chain oil or grease, are applied to the chain and sprockets to minimize frictional losses and prevent premature wear.

These components work together to provide a reliable and efficient power transmission in chain couplings. The sprockets engage with the roller chain, and as one sprocket rotates, it drives the chain, causing the other sprocket and the connected shaft to rotate. The roller chain and its components, along with lubrication, allow for flexibility and compensation of misalignment between the shafts.

chain coupling

What are the disadvantages of chain couplings?

  • Backlash: Chain couplings can exhibit a certain degree of backlash or play due to the clearances between the chain rollers and the sprocket teeth. This can result in reduced precision and accuracy in applications where precise motion control is required.

  • Noise and Vibration: The engagement between the chain and sprockets can generate noise and vibration during operation. This can be problematic in applications where noise reduction is important or where excessive vibration can affect the performance or integrity of the machinery.

  • Maintenance Requirements: While chain couplings are relatively easy to maintain, they still require regular attention. Lubrication of the chain and sprockets is essential to reduce wear and friction. Additionally, periodic inspection and adjustment of chain tension are necessary to ensure proper operation. Neglecting maintenance tasks can lead to premature wear, decreased efficiency, and potential coupling failure.

  • Space and Weight: Chain couplings occupy a certain amount of space due to the presence of sprockets and the length of the chain. In applications with space constraints, the size of the coupling may limit its usability. Additionally, the weight of the coupling components can be a consideration in applications where weight reduction is important.

  • Limitations in High-Speed Applications: Chain couplings may have limitations in high-speed applications. At high rotational speeds, the centrifugal forces acting on the chain and sprockets can increase, potentially causing stress and reducing the efficiency of the coupling. In such cases, alternative coupling designs, such as gear or flexible shaft couplings, may be more suitable.

  • Wear and Service Life: Like any mechanical component, chain couplings are subject to wear over time. The chain and sprockets can experience gradual wear and elongation, requiring eventual replacement. The service life of a chain coupling depends on factors such as the operating conditions, maintenance practices, and the quality of the components used.

While chain couplings offer several advantages, it is important to consider these disadvantages and evaluate their impact based on the specific application requirements. Proper maintenance, periodic inspection, and careful consideration of design factors can help mitigate these disadvantages and ensure optimal performance and longevity of the chain coupling.

China Professional High Quality Nm HRC FCL L Type Flexible Jaw Coupling  China Professional High Quality Nm HRC FCL L Type Flexible Jaw Coupling
editor by CX 2023-12-04

China Hot selling Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling

Product Description

Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling

Product Description

Main products
Coupling refers to a device that connects 2 shafts or shafts and rotating parts, rotates together during the transmission of motion and power, and does not disengage under normal conditions. Sometimes it is also used as a safety device to prevent the connected parts from bearing excessive load, which plays the role of overload protection.

Couplings can be divided into rigid couplings and flexible couplings.
Rigid couplings do not have buffering property and the ability to compensate the relative displacement of 2 axes. It is required that the 2 axes be strictly aligned. However, such couplings are simple in structure, low in manufacturing cost, convenient in assembly and disassembly, and maintenance, which can ensure that the 2 axes are relatively neutral, have large transmission torque, and are widely used. Commonly used are flange coupling, sleeve coupling and jacket coupling.
Flexible coupling can also be divided into flexible coupling without elastic element and flexible coupling with elastic element. The former type only has the ability to compensate the relative displacement of 2 axes, but cannot cushion and reduce vibration. Common types include slider coupling, gear coupling, universal coupling and chain coupling; The latter type contains elastic elements. In addition to the ability to compensate the relative displacement of 2 axes, it also has the functions of buffering and vibration reduction. However, due to the strength of elastic elements, the transmitted torque is generally inferior to that of flexible couplings without elastic elements. Common types include elastic sleeve pin couplings, elastic pin couplings, quincunx couplings, tire type couplings, serpentine spring couplings, spring couplings, etc

Coupling performance

1) Mobility. The movability of the coupling refers to the ability to compensate the relative displacement of 2 rotating components. Factors such as manufacturing and installation errors between connected components, temperature changes during operation and deformation under load all put CHINAMFG requirements for mobility. The movable performance compensates or alleviates the additional load between shafts, bearings, couplings and other components caused by the relative displacement between rotating components.
(2) Buffering. For the occasions where the load is often started or the working load changes, the coupling shall be equipped with elastic elements that play the role of cushioning and vibration reduction to protect the prime mover and the working machine from little or no damage.
(3) Safe, reliable, with sufficient strength and service life.
(4) Simple structure, easy to assemble, disassemble and maintain.

How to select the appropriate coupling type

The following items should be considered when selecting the coupling type.
1. The size and nature of the required transmission torque, the requirements for buffering and damping functions, and whether resonance may occur.
2. The relative displacement of the axes of the 2 shafts is caused by manufacturing and assembly errors, shaft load and thermal expansion deformation, and relative movement between components.
3. Permissible overall dimensions and installation methods, and necessary operating space for assembly, adjustment and maintenance. For large couplings, they should be able to be disassembled without axial movement of the shaft.
In addition, the working environment, service life, lubrication, sealing, economy and other conditions should also be considered, and a suitable coupling type should be selected by referring to the characteristics of various couplings.

If you cannot determine the type, you can contact our professional engineer

Related products

 

Company Profile

 

Our Equipments

Main production equipment:
Large lathe, surface grinder, milling machine, gear shaper, spline milling machine, horizontal broaching machine, gear hobbing machine, shaper, slotting machine, bench drilling machine, radial drilling machine, boring machine, band sawing machine, horizontal lathe, end milling machine, crankshaft grinder, CNC milling machine, casting equipment, etc.
Inspection equipment:
Dynamic balance tester, high-speed intelligent carbon and sulfur analyzer, Blochon optical hardness tester, Leeb hardness tester, magnetic yoke flaw detector, special detection, modular fixture (self-made), etc.

Machining equipments
Heat equipment

 

Our Factory
Application – Photos from our partner customers

Company Profile
Our leading products are mechanical transmission basic parts – couplings, mainly including universal couplings, drum gear couplings, elastic couplings and other 3 categories of more than 30 series of varieties. It is widely used in metallurgical steel rolling, wind power, hydropower, mining, engineering machinery, petrochemical, lifting, paper making, rubber, rail transit, shipbuilding and marine engineering and other industries.
Our factory takes the basic parts of national standards as the benchmark, has more than 40 years of coupling production experience, takes “scientific management, pioneering and innovation, ensuring quality and customer satisfaction” as the quality policy, and aims to continuously provide users with satisfactory products and services. The production is guided by reasonable process, and the ISO9001:2015 quality management system standard is strictly implemented. We adhere to the principle of continuous improvement and innovation of coupling products. In recent years, it has successfully developed 10 national patent products such as SWF cross shaft universal coupling, among which the double cross shaft universal joint has won the national invention patent, SWF cross shaft universal coupling has won the new product award of China’s general mechanical parts coupling industry and the ZHangZhoug Province new product science and technology project.
Our factory has strong technical force, excellent process equipment, complete professional production equipment, perfect detection means, excellent after-sales service, various products and complete specifications. At the same time, we can provide the design and manufacturing of special non-standard products according to the needs of users. Our products sell well at home and abroad, and are trusted by the majority of users. We sincerely welcome friends from all walks of life at home and abroad to visit and negotiate for common development.p

 

chain coupling

Can chain couplings accommodate parallel misalignment?

Yes, chain couplings are designed to accommodate a certain degree of parallel misalignment between the connected shafts. Parallel misalignment refers to the situation where the axes of the two shafts are not perfectly aligned and run parallel to each other but at a distance.

Chain couplings have some inherent flexibility that allows them to tolerate a certain amount of parallel misalignment. The flexibility is primarily provided by the roller chain, which can compensate for small parallel displacements between the shafts. This flexibility helps to reduce stress on the coupling components and allows for smooth operation even in the presence of parallel misalignment.

However, it is important to note that chain couplings have limitations in terms of parallel misalignment. Excessive parallel misalignment beyond the specified limits can lead to increased stress, uneven load distribution, accelerated wear, and potential coupling failure. The manufacturer’s specifications and guidelines should be followed to ensure that the parallel misalignment remains within the acceptable range for the specific chain coupling being used.

Proper alignment during installation is crucial to minimize parallel misalignment. The shafts should be aligned as closely as possible to ensure optimal performance and longevity of the chain coupling and the connected machinery or equipment. In some cases, additional measures such as shims or adjustable mounts may be necessary to achieve the desired alignment.

Regular inspection and maintenance of the chain coupling are also important to identify and address any parallel misalignment issues that may arise over time. If significant parallel misalignment is detected, corrective measures should be taken to realign the shafts or consider alternative coupling options that are better suited for parallel misalignment requirements.

In summary, chain couplings can accommodate a certain degree of parallel misalignment, but excessive misalignment should be avoided. Proper alignment during installation and adherence to manufacturer’s guidelines are essential for ensuring optimal performance, reliability, and longevity of the chain coupling and the connected machinery or equipment.

chain coupling

What are the key components of a chain coupling?

A chain coupling consists of several key components that work together to transmit power and accommodate misalignments. Here are the main components of a chain coupling:

  • Sprockets: Sprockets are the toothed wheels that engage with the chain. They are typically made of steel or other durable materials and have specially designed teeth that mesh with the chain rollers. The sprockets provide the driving and driven connections, transmitting torque from one shaft to another.
  • Roller Chain: The roller chain is a series of interconnected links with rollers between them. It is looped around the sprockets, with the rollers engaging with the sprocket teeth. The roller chain transfers the rotational motion from the driving sprocket to the driven sprocket, allowing power transmission between the shafts.
  • Connecting Pins: Connecting pins are used to join the links of the roller chain together, forming a continuous loop. These pins are inserted through the pin holes in the chain links and secured with retaining clips or other fasteners. They ensure the integrity and strength of the chain.
  • Bushings or Bearings: Bushings or bearings are used to support the shafts and allow them to rotate smoothly within the chain coupling. They are typically inserted into the bores of the sprockets and provide a low-friction interface between the shaft and the coupling components.
  • Guard or Cover: In some chain couplings, a guard or cover is added to enclose the sprockets and chain. This serves as a protective barrier, preventing contact with moving parts and reducing the risk of accidents or injuries. The guard or cover also helps to contain lubrication and protect the chain from contaminants.
  • Lubrication: Lubrication is essential for the smooth operation and longevity of a chain coupling. Proper lubrication reduces friction, wear, and noise. Lubricants, such as chain oil or grease, are applied to the chain and sprockets to minimize frictional losses and prevent premature wear.

These components work together to provide a reliable and efficient power transmission in chain couplings. The sprockets engage with the roller chain, and as one sprocket rotates, it drives the chain, causing the other sprocket and the connected shaft to rotate. The roller chain and its components, along with lubrication, allow for flexibility and compensation of misalignment between the shafts.

chain coupling

How to select the right chain coupling for a specific application?

Choosing the appropriate chain coupling for a specific application involves considering various factors to ensure optimal performance and reliable power transmission. Here are some key steps to guide you in the selection process:

  1. Identify Application Requirements: Begin by understanding the specific requirements of the application. Consider factors such as the torque load, speed, misalignment conditions (angular, parallel, axial), and environmental conditions (temperature, moisture, presence of corrosive substances).

  2. Determine Torque and Speed Requirements: Calculate or estimate the torque and speed requirements of the application. This information is crucial in selecting a chain coupling that can handle the transmitted torque and operate effectively at the required speed range.

  3. Evaluate Misalignment Compensation: Assess the expected misalignment conditions in the application. Determine the magnitude of angular, parallel, and axial misalignments that the chain coupling needs to tolerate. This will help in selecting a coupling design that can accommodate the anticipated misalignment without compromising performance or causing excessive stress on the machinery.

  4. Consider Space Limitations: Evaluate the available space for the chain coupling. Measure the shaft-to-shaft distance and ensure that the selected coupling can fit within the available space without interference with other components or structures.

  5. Assess Environmental Factors: Take into account the environmental conditions in which the chain coupling will operate. Consider factors such as temperature extremes, humidity, presence of dust or debris, and exposure to corrosive substances. Choose a chain coupling that is designed to withstand these conditions and is made from materials that offer adequate corrosion resistance.

  6. Consult Manufacturer Specifications: Review the specifications and technical information provided by reputable chain coupling manufacturers. Pay attention to factors such as torque ratings, speed limits, misalignment capabilities, material compatibility, and recommended maintenance practices.

  7. Consider Maintenance Requirements: Evaluate the maintenance requirements of the chain coupling. Assess factors such as lubrication needs, ease of inspection, and adjustment procedures. Choose a coupling that aligns with the maintenance capabilities and resources available in your application.

  8. Seek Expert Advice if Needed: If you are uncertain about the selection process or have specific application requirements that need expert guidance, consult with knowledgeable engineers or technical representatives from the coupling manufacturer. They can provide valuable insights and recommendations based on their expertise and experience.

By following these steps and considering the specific application requirements, you can select the right chain coupling that meets the torque, speed, misalignment, space, and environmental demands of your application. Proper selection will ensure efficient power transmission, reliable operation, and extended lifespan of the chain coupling.

China Hot selling Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling  China Hot selling Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling
editor by CX 2023-10-23

China wholesaler Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling

Product Description

High Demand Custom Aluminum Precise Milling Spare Lathe Machining Cnc Machine Parts

Product Description

1. Precision CNC machining parts strictly follow customers’ drawing, packing, and quality requirements.
2. Tolerance: between+/-0.01mm;
3. The high-tech CMM inspector to ensure the quality;
4. Full-Experienced engineers and well professional trained workers;
5. Fast delivery time;
6. Professional advice for our customers; 

Detailed Photos

 

Product Parameters

Our advantage of cnc machining:

Business Type Beyond the Manufacturer and strong organized ability in the industrial
Benefits 1. Deeper industrial experience at CNC machining parts service for more than 10-years,our customer’s requirement is our 1st priority.
2. 2D or 3D files is available;
3. We trust the quality priority and we insist the good quality should be based on the customers’ satisfied;
4. Without any MOQ requirement;
5.Faster delivery time;
6. Customized size and specification /OEM available
7. Near ZheJiang Port

The material

 
 Materials Accept
 
Stainless Steel SS201, SS303, SS304, SS316 etc.
Steel Q235, 20#, 45#,
Brass C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37) , C28000(CuZn40)
Iron 1213, 12L14,1215 etc.
Bronze C51000, C52100, C54400, etc.
Aluminum Al6061, Al6063,AL7075,AL5052 etc
Plastic ABS,POM,PC(Poly-Carbonate),PC+GF,PA(nylon),PA+GF,
PMMA(acrylic)PEEK,PEI etc)

Packaging & Shipping

 

  1. We prefer DHL or TNT express or other air freight between 1kg-100kg.
  2. we prefer sea freight more than 100kg or more than 1CBM
  3. As per customized specifications.

 

Company Profile

About us
HangZhou CHINAMFG Technology Co.,Ltd is located in HangZhou City, ZheJiang  Province, Which closed the ZheJiang .The Emitech Technology is mainly engaged in the CNC Machinery Industrial Service for 15 years. Our Parts are sold to Europe, America, Japan, South Korea and China in various kinds of industrial.At present, Our company has CNC Turning machines and CNC centers and equip with professional quality and testing instruments.We have full OEM Experience from worldwide, providing them with One-stop solutions for a broad range of applications.We look CHINAMFG to cooperating with you!
 

 

Our Advantages

1. Precision CNC machining parts strictly follow customer’s drawing,packing and quality requirement.
2. Tolerance: between+/-0.01mm;
3. The high-tech CMM inspector to ensure the quality;
4. Full-Experienced engineers and well professional trained workers;
5. Fast delivery time;
6. Professional advice for our customers; 

After Sales Service

High Demand Custom Aluminum Precise Milling Spare Lathe Machining Cnc Machine Parts
We usually provide 12 Months repair service. If our duty, we will respond to send the new parts.

Our Service

 

Our Processing CNC center, CNC milling, CNC turning, drilling, grinding, bending, stamping, tapping,
Surface finish Polishing, sandblasting, Zinc-plated, nickel-plated, chrome-plated, silver-plated, gold-plated, imitation gold-plated,
Tolerance 0.05mm~0.1mm
QC System 100% inspection before shipment
Drawing format CAD / PDF/ DWG/ IGS/ STEP
Packaging Plastic bag/Standard package / Carton or Pallet / As per customized specifications
Payment Terms 30 -50%T/T in advance, 70-50% balance before delivery; Pay Pal or Western Union is acceptable.
Trade terms EXW, FOB, CIF, As per the customer’s request
Shipment Terms

1)We prefer DHL or TNT express or other air freight between 1kg-100kg.

2) we prefer sea freight more than 100kg or more than 1CBM
3) As per customized specifications.

Note The CNC machining parts are usually custom-made based on the customer’s drawings and samples. So we need the Down Payment

 

chain coupling

Can chain couplings accommodate parallel misalignment?

Yes, chain couplings are designed to accommodate a certain degree of parallel misalignment between the connected shafts. Parallel misalignment refers to the situation where the axes of the two shafts are not perfectly aligned and run parallel to each other but at a distance.

Chain couplings have some inherent flexibility that allows them to tolerate a certain amount of parallel misalignment. The flexibility is primarily provided by the roller chain, which can compensate for small parallel displacements between the shafts. This flexibility helps to reduce stress on the coupling components and allows for smooth operation even in the presence of parallel misalignment.

However, it is important to note that chain couplings have limitations in terms of parallel misalignment. Excessive parallel misalignment beyond the specified limits can lead to increased stress, uneven load distribution, accelerated wear, and potential coupling failure. The manufacturer’s specifications and guidelines should be followed to ensure that the parallel misalignment remains within the acceptable range for the specific chain coupling being used.

Proper alignment during installation is crucial to minimize parallel misalignment. The shafts should be aligned as closely as possible to ensure optimal performance and longevity of the chain coupling and the connected machinery or equipment. In some cases, additional measures such as shims or adjustable mounts may be necessary to achieve the desired alignment.

Regular inspection and maintenance of the chain coupling are also important to identify and address any parallel misalignment issues that may arise over time. If significant parallel misalignment is detected, corrective measures should be taken to realign the shafts or consider alternative coupling options that are better suited for parallel misalignment requirements.

In summary, chain couplings can accommodate a certain degree of parallel misalignment, but excessive misalignment should be avoided. Proper alignment during installation and adherence to manufacturer’s guidelines are essential for ensuring optimal performance, reliability, and longevity of the chain coupling and the connected machinery or equipment.

chain coupling

What are the key components of a chain coupling?

A chain coupling consists of several key components that work together to transmit power and accommodate misalignments. Here are the main components of a chain coupling:

  • Sprockets: Sprockets are the toothed wheels that engage with the chain. They are typically made of steel or other durable materials and have specially designed teeth that mesh with the chain rollers. The sprockets provide the driving and driven connections, transmitting torque from one shaft to another.
  • Roller Chain: The roller chain is a series of interconnected links with rollers between them. It is looped around the sprockets, with the rollers engaging with the sprocket teeth. The roller chain transfers the rotational motion from the driving sprocket to the driven sprocket, allowing power transmission between the shafts.
  • Connecting Pins: Connecting pins are used to join the links of the roller chain together, forming a continuous loop. These pins are inserted through the pin holes in the chain links and secured with retaining clips or other fasteners. They ensure the integrity and strength of the chain.
  • Bushings or Bearings: Bushings or bearings are used to support the shafts and allow them to rotate smoothly within the chain coupling. They are typically inserted into the bores of the sprockets and provide a low-friction interface between the shaft and the coupling components.
  • Guard or Cover: In some chain couplings, a guard or cover is added to enclose the sprockets and chain. This serves as a protective barrier, preventing contact with moving parts and reducing the risk of accidents or injuries. The guard or cover also helps to contain lubrication and protect the chain from contaminants.
  • Lubrication: Lubrication is essential for the smooth operation and longevity of a chain coupling. Proper lubrication reduces friction, wear, and noise. Lubricants, such as chain oil or grease, are applied to the chain and sprockets to minimize frictional losses and prevent premature wear.

These components work together to provide a reliable and efficient power transmission in chain couplings. The sprockets engage with the roller chain, and as one sprocket rotates, it drives the chain, causing the other sprocket and the connected shaft to rotate. The roller chain and its components, along with lubrication, allow for flexibility and compensation of misalignment between the shafts.

chain coupling

What are the disadvantages of chain couplings?

  • Backlash: Chain couplings can exhibit a certain degree of backlash or play due to the clearances between the chain rollers and the sprocket teeth. This can result in reduced precision and accuracy in applications where precise motion control is required.

  • Noise and Vibration: The engagement between the chain and sprockets can generate noise and vibration during operation. This can be problematic in applications where noise reduction is important or where excessive vibration can affect the performance or integrity of the machinery.

  • Maintenance Requirements: While chain couplings are relatively easy to maintain, they still require regular attention. Lubrication of the chain and sprockets is essential to reduce wear and friction. Additionally, periodic inspection and adjustment of chain tension are necessary to ensure proper operation. Neglecting maintenance tasks can lead to premature wear, decreased efficiency, and potential coupling failure.

  • Space and Weight: Chain couplings occupy a certain amount of space due to the presence of sprockets and the length of the chain. In applications with space constraints, the size of the coupling may limit its usability. Additionally, the weight of the coupling components can be a consideration in applications where weight reduction is important.

  • Limitations in High-Speed Applications: Chain couplings may have limitations in high-speed applications. At high rotational speeds, the centrifugal forces acting on the chain and sprockets can increase, potentially causing stress and reducing the efficiency of the coupling. In such cases, alternative coupling designs, such as gear or flexible shaft couplings, may be more suitable.

  • Wear and Service Life: Like any mechanical component, chain couplings are subject to wear over time. The chain and sprockets can experience gradual wear and elongation, requiring eventual replacement. The service life of a chain coupling depends on factors such as the operating conditions, maintenance practices, and the quality of the components used.

While chain couplings offer several advantages, it is important to consider these disadvantages and evaluate their impact based on the specific application requirements. Proper maintenance, periodic inspection, and careful consideration of design factors can help mitigate these disadvantages and ensure optimal performance and longevity of the chain coupling.

China wholesaler Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling  China wholesaler Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling
editor by CX 2023-10-17

China manufacturer Gear Coupling Flexible Fluid Flange HRC Spacer Pin Mh Rigid Nm Jaw Steel Chain Brake Standard Drum Wheel Rolling Shaft Steel Transmission Parts

Product Description

Gear coupling flexible Fluid Flange HRC Spacer PIN MH Rigid NM Jaw Steel chain brake standard drum wheel rolling shaft steel transmission parts 

Ever-Power industry is 1 of the biggest couplings manufacturer in China, have already exported lots of gear couplings, Jaw couplings, chain couplings etc.. to Japan, Korea, Italy , USA ….. 
Application of Gear coupling

Gear couplings are used in a wide variety of applications, including:

  • Pumps
  • Compressors
  • Fans
  • Generators
  • Wind turbines
  • Conveyors
  • Mixers
  • Mills
  • Machine tools
  • Vehicles

Gear couplings are used to transmit power between 2 shafts that are not perfectly aligned. They can also be used to absorb shock and vibration, and to protect the equipment from damage.

There are many different types of gear couplings available, each with its own advantages and disadvantages. The type of coupling that is best for a particular application will depend on the size and type of equipment, the amount of power that needs to be transmitted, and the environment in which the equipment will be used.

Here are some of the benefits of using gear couplings:

  • High efficiency: Gear couplings are very efficient at transmitting power. This is due to the fact that the gears in the coupling help to reduce friction.
  • Long life: Gear couplings are very durable and can last for many years with proper maintenance.
  • Low maintenance: Gear couplings require very little maintenance. This is because they are self-lubricating and do not need to be greased or oiled.
  • Wide range of applications: Gear couplings can be used in a wide variety of applications. This makes them a versatile and cost-effective option for many businesses.

If you are looking for a reliable and efficient means of power transmission, gear couplings are a great option. They are available in a wide range of sizes and styles to meet the needs of different applications. Gear couplings are also relatively inexpensive, making them a cost-effective choice.

Main range of Couplings

chain coupling

What are the common materials used in chain couplings?

Chain couplings are commonly made from various materials that offer the necessary strength, durability, and wear resistance required for transmitting torque between shafts. The choice of materials depends on factors such as the application requirements, operating conditions, and the specific design of the coupling. Here are some common materials used in chain couplings:

  • Steel: Steel is one of the most widely used materials for chain couplings. It offers excellent strength, toughness, and resistance to wear and fatigue. Carbon steel and alloy steel are commonly used, with alloy steel providing enhanced properties such as higher tensile strength and improved corrosion resistance.
  • Stainless Steel: Stainless steel is chosen for chain couplings when corrosion resistance is a critical requirement. It offers good mechanical properties along with resistance to rust and corrosion, making it suitable for applications in harsh environments or where exposure to moisture or chemicals is present.
  • Cast Iron: Cast iron is occasionally used for chain couplings, particularly in applications where cost-effectiveness and moderate strength are important factors. Cast iron provides good wear resistance and can withstand moderate loads and operating conditions.
  • Bronze: Bronze is utilized in certain specialized chain couplings, especially in applications where self-lubrication and high resistance to corrosion are required. Bronze has good friction properties and can operate in conditions where lubrication may be limited or unavailable.
  • Plastics: In some cases, certain plastics, such as nylon or polyurethane, are used for chain coupling components like chain guides or protective covers. Plastics offer low friction, noise reduction, and resistance to chemicals, making them suitable for specific applications.

It’s important to note that the materials used in chain couplings may vary depending on the specific manufacturer, coupling design, and application requirements. It is recommended to consult the manufacturer’s specifications and guidelines to determine the appropriate materials for a particular chain coupling.

Additionally, in some cases, chain couplings may incorporate a combination of different materials, such as steel for the sprockets and roller chain, and elastomers for the flexible elements. This hybrid construction allows for optimized performance, balancing strength, flexibility, and damping characteristics.

Overall, the selection of materials for chain couplings is crucial to ensure reliable and efficient power transmission while considering factors such as load capacity, operating conditions, and the desired service life of the coupling.

chain coupling

How to install a chain coupling?

Proper installation of a chain coupling is crucial for ensuring its optimal performance and longevity. Here are the steps to follow when installing a chain coupling:

  1. Prepare the Work Area: Before beginning the installation, ensure that the work area is clean and free from any debris or contaminants. This will help prevent any damage to the coupling components during installation.

  2. Inspect the Components: Carefully inspect the chain coupling components, including the sprockets, roller chain, connecting pins, and bushings or bearings. Check for any signs of damage or wear. Replace any components that are worn or damaged.

  3. Position the Coupling: Position the coupling on the shafts that need to be connected. Ensure that the shafts are aligned properly and the coupling is centered between them.

  4. Install the Sprockets: Slide the sprockets onto the shafts, with the teeth facing each other. Make sure the sprockets are securely seated on the shafts and aligned with each other.

  5. Connect the Roller Chain: Loop the roller chain around the sprockets, ensuring that it is properly engaged with the sprocket teeth. Connect the ends of the roller chain using the connecting pins. Insert the connecting pins through the pin holes in the chain links and secure them with retaining clips or other fasteners.

  6. Tension the Chain: Adjust the tension of the roller chain to the manufacturer’s specifications. The chain should have the appropriate amount of slack to allow for smooth operation and accommodate misalignment but should not be too loose or too tight. Follow the manufacturer’s guidelines for determining the correct chain tension.

  7. Secure the Bushings or Bearings: If the chain coupling uses bushings or bearings, ensure they are properly installed in the bores of the sprockets and provide a secure and smooth rotation of the shafts.

  8. Apply Lubrication: Apply the recommended lubricant to the roller chain and sprockets. Proper lubrication is essential for reducing friction, wear, and noise, and it helps ensure smooth operation of the chain coupling.

  9. Check Alignment and Rotation: Once the chain coupling is installed, check the alignment of the shafts and the rotation of the coupling. Verify that the coupling rotates smoothly without any binding or interference.

  10. Inspect and Test: After installation, thoroughly inspect the entire chain coupling assembly. Look for any signs of misalignment, unusual noise, or vibration. Test the coupling’s operation by running the machinery at a low speed and gradually increasing to the normal operating speed. Monitor the coupling for any issues or abnormalities.

Following these installation steps will help ensure a proper and secure installation of the chain coupling, promoting efficient power transmission and minimizing the risk of premature failure or damage.

chain coupling

How does a chain coupling work?

A chain coupling works by connecting two rotating shafts using a roller chain and sprockets. The sprockets have teeth that engage with the rollers of the chain, creating a positive drive mechanism.

When the first shaft rotates, it drives the sprocket attached to it. The engaged chain then transfers the motion to the second sprocket and the second shaft, causing it to rotate as well.

The chain coupling design allows for flexibility and misalignment compensation. In the presence of angular misalignment between the shafts, the chain can accommodate the deviation by flexing and adjusting its position on the sprockets. Similarly, if there is parallel misalignment or axial displacement, the chain coupling can flex and adjust to maintain proper engagement and transmit torque between the shafts.

The engagement between the sprocket teeth and the chain rollers ensures a positive drive, meaning that the torque from the driving shaft is efficiently transferred to the driven shaft. This makes chain couplings suitable for applications where high torque loads need to be transmitted.

Proper lubrication is essential for the smooth operation and longevity of a chain coupling. Lubricants such as oil or grease are applied to the chain and sprockets to reduce friction and wear. The lubrication helps prevent heat buildup and ensures the chain and sprockets rotate smoothly, minimizing power losses and extending the lifespan of the coupling.

In summary, a chain coupling operates by using a roller chain and sprockets to connect two rotating shafts. The engaged chain transfers torque from the driving shaft to the driven shaft, while accommodating misalignment between the shafts. The positive drive mechanism and the flexibility of the chain make chain couplings effective in transmitting high torque loads while allowing for smooth and reliable power transmission.

China manufacturer Gear Coupling Flexible Fluid Flange HRC Spacer Pin Mh Rigid Nm Jaw Steel Chain Brake Standard Drum Wheel Rolling Shaft Steel Transmission Parts  China manufacturer Gear Coupling Flexible Fluid Flange HRC Spacer Pin Mh Rigid Nm Jaw Steel Chain Brake Standard Drum Wheel Rolling Shaft Steel Transmission Parts
editor by CX 2023-10-10

China Hot selling Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling

Product Description

Flexible flex Fluid Chain Jaw flange Gear Rigid Spacer PIN HRC MH NM universal Fenaflex Oldham spline clamp tyre grid hydraulic servo motor shaft Coupling
 

Product Description

The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload

We can provide the following couplings.
 

Rigid coupling Flange coupling Oldham coupling
Sleeve or muff coupling Gear coupling Bellow coupling
Split muff coupling Flexible coupling Fluid coupling
Clamp or split-muff or compression coupling Universal coupling Variable speed coupling
Bushed pin-type coupling Diaphragm coupling Constant speed coupling

Company Profile

We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!

 

How to use the coupling safely

The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.

 

Certifications

 

Packaging & Shipping

chain coupling

Can chain couplings transmit both torque and linear motion?

No, chain couplings are primarily designed to transmit torque between rotating shafts and are not intended for transmitting linear motion. The main function of a chain coupling is to connect two shafts in order to transfer rotational power from one shaft to another.

Chain couplings achieve torque transmission through the engagement of the roller chain with the sprockets on the connected shafts. As the driving sprocket rotates, it imparts rotational motion to the chain, which in turn rotates the driven sprocket connected to the other shaft. This mechanism allows the torque to be transmitted from one shaft to the other.

However, chain couplings do not provide a means for converting or transmitting linear motion. They are not designed to handle axial displacement or linear forces. Attempting to use a chain coupling for transmitting linear motion would result in inefficient and unreliable operation, as the coupling is not designed to handle the specific requirements and forces associated with linear motion.

For applications that require the transmission of linear motion, there are other types of couplings specifically designed for this purpose. Examples include rack and pinion systems, linear couplings, or specialized linear motion couplings that incorporate mechanisms such as ball screws or lead screws. These couplings are designed to convert rotary motion into linear motion or to transmit linear forces directly.

It is important to select the appropriate coupling type based on the specific requirements of the application, whether it involves torque transmission or the transmission of linear motion. Consulting the manufacturer’s specifications, guidelines, or seeking expert advice can help ensure the correct coupling selection for a particular application.

chain coupling

What is the maximum torque capacity of a chain coupling?

The maximum torque capacity of a chain coupling can vary depending on several factors, including the size and design of the coupling, the type and quality of the components used, and the application requirements. It is important to refer to the manufacturer’s specifications and guidelines for the specific chain coupling being used. These specifications typically provide the maximum torque capacity or the maximum allowable torque for the coupling.

The maximum torque capacity is usually expressed in torque units, such as Newton-meters (Nm) or foot-pounds (ft-lb). It represents the maximum amount of torque that the chain coupling can transmit without exceeding its design limits or risking premature failure.

When selecting a chain coupling, it is crucial to consider the torque requirements of the application and choose a coupling with a sufficient torque capacity. Factors such as the power requirements, operating conditions, and misalignment tolerance should be taken into account to ensure that the selected coupling can handle the required torque.

It is important to note that exceeding the maximum torque capacity of a chain coupling can lead to various issues, including accelerated wear, excessive stress on the components, and potential coupling failure. Therefore, it is recommended to always operate the chain coupling within its specified torque limits to maintain its reliability and longevity.

For accurate and precise information regarding the maximum torque capacity of a specific chain coupling, it is necessary to consult the manufacturer’s documentation or contact the manufacturer directly. They can provide detailed information based on the specific design and specifications of the coupling.

chain coupling

What are the applications of chain couplings?

Chain couplings are widely used in various industrial applications where the reliable transmission of power between rotating shafts is required. They offer flexibility, torque capacity, and misalignment compensation, making them suitable for a range of machinery and equipment. Here are some common applications of chain couplings:

  • Conveyors: Chain couplings are commonly used in conveyor systems to transfer power from drive motors to conveyor belts, allowing for the movement of materials in industries such as manufacturing, mining, and logistics.
  • Mixers and Agitators: Chain couplings find application in mixers and agitators, which are used in industries such as food and beverage, chemical processing, and wastewater treatment. They enable the rotation of mixing blades or paddles, facilitating the blending or agitation of substances.
  • Pumps: Chain couplings are utilized in pump systems to connect the pump shaft to the motor shaft. They enable the transfer of rotational energy, allowing pumps to move fluids in applications like water supply, irrigation, and industrial processes.
  • Crushers and Crushers: In industries such as mining, construction, and material handling, chain couplings are employed in crushers and crushers to transmit power from electric motors or engines to the crushing or grinding mechanisms, enabling the size reduction of materials.
  • Industrial Drives: Chain couplings are used in various industrial drives, including machinery for manufacturing, packaging, and material handling. They provide a reliable connection between motor-driven components such as gearboxes, rollers, and pulleys.
  • Fans and Blowers: Chain couplings find application in fan and blower systems, which are used for ventilation, cooling, and air circulation in HVAC systems, industrial processes, and power plants. They facilitate the rotation of fan blades, enabling the movement of air or gases.
  • Machine Tools: Chain couplings are utilized in machine tools such as lathes, milling machines, and drills, where the coupling connects the motor or drive spindle to the tool head or workpiece. They enable the transmission of rotational power for machining operations.
  • Textile Machinery: Chain couplings are used in textile machinery for processes like spinning, weaving, and knitting. They connect various components such as motors, spindles, and rollers, enabling the movement and processing of textile fibers.

These are just a few examples of the applications of chain couplings. Their versatility and ability to transmit high torque loads while accommodating misalignment make them suitable for a wide range of industries and machinery where the reliable and efficient transmission of power between rotating shafts is essential.

China Hot selling Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling  China Hot selling Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
editor by CX 2023-10-06

China Good quality Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling

Product Description

Flexible flex Fluid Chain Jaw flange Gear Rigid Spacer PIN HRC MH NM universal Fenaflex Oldham spline clamp tyre grid hydraulic servo motor shaft Coupling
 

Product Description

The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload

We can provide the following couplings.
 

Rigid coupling Flange coupling Oldham coupling
Sleeve or muff coupling Gear coupling Bellow coupling
Split muff coupling Flexible coupling Fluid coupling
Clamp or split-muff or compression coupling Universal coupling Variable speed coupling
Bushed pin-type coupling Diaphragm coupling Constant speed coupling

Company Profile

We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!

 

How to use the coupling safely

The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.

 

Certifications

 

Packaging & Shipping

chain coupling

Can chain couplings be used in high-speed applications?

Chain couplings can be used in certain high-speed applications, but there are limitations and considerations that need to be taken into account. The suitability of chain couplings for high-speed applications depends on factors such as the specific design of the coupling, the chosen chain type, and the operating conditions. Here are some key points to consider:

  • Coupling Design: The design of the chain coupling plays a crucial role in determining its suitability for high-speed applications. High-speed chain couplings typically incorporate features that minimize vibration, reduce stress concentrations, and ensure smooth operation. Couplings designed for high-speed use may have additional balancing or damping mechanisms to counteract potential issues associated with centrifugal forces and resonance.
  • Chain Type: The type of chain used in the coupling can affect its performance at high speeds. In general, roller chains are commonly used in chain couplings. However, for high-speed applications, special high-speed roller chains or other chain types designed for increased rotational speeds may be required. These chains are designed to minimize friction, reduce wear, and handle the centrifugal forces associated with high-speed operation.
  • Bearing Selection: Proper bearing selection is critical for high-speed chain couplings. The bearings used in the coupling should be capable of handling the anticipated speeds and dynamic loads. High-quality, precision bearings with appropriate lubrication are typically necessary to ensure smooth operation and minimize the risk of premature failure.
  • Balancing and Vibration: High-speed chain couplings should be properly balanced to minimize vibration and ensure stable operation. Imbalances in rotating components can lead to increased noise, excessive stress, and reduced service life. Balancing techniques such as dynamic balancing or the use of counterweights may be employed to achieve smooth and reliable operation.
  • Lubrication: Adequate lubrication is crucial for high-speed chain couplings to minimize friction, reduce wear, and dissipate heat effectively. Proper lubrication practices, including the use of high-quality lubricants and regular maintenance, should be followed to ensure optimal performance and prevent premature failure.

Despite these considerations, it’s important to note that chain couplings may have practical limitations in terms of maximum allowable speeds. The specific speed limitations will depend on factors such as the coupling design, chain type, size, and the operating conditions. It is advisable to consult the manufacturer’s specifications and guidelines to determine the maximum recommended speed for a particular chain coupling.

In certain high-speed applications where chain couplings may not be suitable, alternative coupling types such as flexible disc couplings, gear couplings, or elastomeric couplings specifically designed for high-speed applications may be more appropriate. These couplings are engineered to handle the challenges associated with high rotational speeds, offering improved balance, reduced vibration, and higher speed capabilities.

Overall, when considering the use of chain couplings in high-speed applications, it is essential to carefully evaluate the specific requirements, consult with the manufacturer, and ensure that the coupling is designed and selected to operate safely and reliably at the desired speeds.

chain coupling

What are the key components of a chain coupling?

A chain coupling consists of several key components that work together to transmit power and accommodate misalignments. Here are the main components of a chain coupling:

  • Sprockets: Sprockets are the toothed wheels that engage with the chain. They are typically made of steel or other durable materials and have specially designed teeth that mesh with the chain rollers. The sprockets provide the driving and driven connections, transmitting torque from one shaft to another.
  • Roller Chain: The roller chain is a series of interconnected links with rollers between them. It is looped around the sprockets, with the rollers engaging with the sprocket teeth. The roller chain transfers the rotational motion from the driving sprocket to the driven sprocket, allowing power transmission between the shafts.
  • Connecting Pins: Connecting pins are used to join the links of the roller chain together, forming a continuous loop. These pins are inserted through the pin holes in the chain links and secured with retaining clips or other fasteners. They ensure the integrity and strength of the chain.
  • Bushings or Bearings: Bushings or bearings are used to support the shafts and allow them to rotate smoothly within the chain coupling. They are typically inserted into the bores of the sprockets and provide a low-friction interface between the shaft and the coupling components.
  • Guard or Cover: In some chain couplings, a guard or cover is added to enclose the sprockets and chain. This serves as a protective barrier, preventing contact with moving parts and reducing the risk of accidents or injuries. The guard or cover also helps to contain lubrication and protect the chain from contaminants.
  • Lubrication: Lubrication is essential for the smooth operation and longevity of a chain coupling. Proper lubrication reduces friction, wear, and noise. Lubricants, such as chain oil or grease, are applied to the chain and sprockets to minimize frictional losses and prevent premature wear.

These components work together to provide a reliable and efficient power transmission in chain couplings. The sprockets engage with the roller chain, and as one sprocket rotates, it drives the chain, causing the other sprocket and the connected shaft to rotate. The roller chain and its components, along with lubrication, allow for flexibility and compensation of misalignment between the shafts.

chain coupling

What are the different types of chain couplings available?

Chain couplings come in various designs and configurations to suit different application requirements. Here are some common types of chain couplings:

  • Standard Roller Chain Couplings: These are the most basic and widely used type of chain couplings. They consist of two sprockets connected by a roller chain. The sprockets have hardened teeth that engage with the chain rollers, providing a reliable power transmission. Standard roller chain couplings are generally suitable for applications with moderate torque and speed requirements.
  • Double Roller Chain Couplings: Double roller chain couplings are similar to standard roller chain couplings but feature two parallel roller chains instead of one. This design increases the torque capacity and allows for higher power transmission. Double roller chain couplings are often used in applications that require higher torque and increased load-bearing capabilities.
  • Silent Chain Couplings: Silent chain couplings, also known as inverted-tooth chain couplings, use a special toothed chain with a meshing sprocket design. The teeth of the chain engage with the sprocket grooves, providing a smooth and quiet operation. Silent chain couplings are commonly used in applications where noise reduction is important, such as precision machinery or equipment operating in noise-sensitive environments.
  • Heavy-Duty Chain Couplings: Heavy-duty chain couplings are designed for applications that demand robust and rugged performance. They are constructed with larger sprockets and heavy-duty roller chains to handle high torque and heavy loads. These couplings are commonly used in industries such as mining, steel, and paper manufacturing, where extreme operating conditions and heavy machinery are present.
  • Flexible Chain Couplings: Flexible chain couplings incorporate an elastomeric element, such as a rubber or polyurethane insert, between the sprockets and the chain. This element provides flexibility, damping, and some degree of misalignment compensation. Flexible chain couplings are suitable for applications that require shock absorption, vibration damping, and moderate misalignment tolerance.
  • Stainless Steel Chain Couplings: Stainless steel chain couplings are specifically designed for applications that require corrosion resistance and sanitation, such as food processing, pharmaceutical, and chemical industries. They are made of stainless steel or other non-corrosive materials to withstand harsh environments and maintain hygienic conditions.

These are just a few examples of the different types of chain couplings available. Each type has its own advantages and is suitable for specific application requirements. It is important to carefully consider the torque, speed, misalignment, environmental factors, and other application-specific needs when selecting the appropriate chain coupling type for your particular application.

China Good quality Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling  China Good quality Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
editor by CX 2023-10-03

China Custom Rigid Coupling Transmission Parts Couplings Shaft Metal Stainless Steel Tooth Drum Curve Nm Chain Shaft Fexible Type of Rubber Best Manufacturers Rigid Coupling

Product Description

Rigid Coupling Transmission Parts Couplings Shaft Metal Stainless Steel Tooth Drum Curve NM Chain Shaft Fexible Type of Rubber Best Manufacturers Rigid Coupling

Application of Rigid Coupling

Rigid couplings are used to connect 2 shafts that are perfectly aligned. They are made up of 2 flanges, 1 mounted on each shaft. The flanges are then bolted together, which ensures that the shafts are held in place and cannot move relative to each other.

Rigid couplings are used in a wide variety of applications, including:

  • Machine tools: Rigid couplings are used in machine tools to connect the motor to the cutting tool. This allows the cutting tool to operate at a high speed and torque, which is necessary for cutting through tough materials.
  • Wind turbines: Rigid couplings are used in wind turbines to connect the blades to the generator. This allows the generator to generate electricity at a controlled speed and torque, which is necessary for providing power to homes and businesses.
  • Robotics: Rigid couplings are used in robotics to connect the motor to the robot’s joints. This allows the robot to move its joints at a controlled speed and torque, which is necessary for performing tasks such as picking and placing objects.
  • Conveyors: Rigid couplings are used in conveyors to connect the motor to the conveyor belt. This allows the conveyor belt to move at a controlled speed and torque.
  • Mining: Rigid couplings are used in mining equipment, such as crushers, conveyors, and pumps. The coupling allows the equipment to move materials at a controlled speed and torque, which is necessary for mining operations.
  • Construction: Rigid couplings are used in construction equipment, such as excavators, cranes, and loaders. The coupling allows the machinery to move at a controlled speed and torque, which is necessary for construction operations.
  • Aerospace: Rigid couplings are used in aerospace applications, such as jet engines and helicopters. The coupling allows the engines to operate at a controlled speed and torque, which is necessary for flight.

Rigid couplings are a versatile and valuable tool for a variety of applications. They can be used to connect 2 shafts that are perfectly aligned, and they can be used in a wide range of industries.

Here are some of the benefits of using rigid couplings:

  • Increased efficiency: Rigid couplings can help to improve efficiency by reducing friction and vibration.
  • Reduced wear and tear: Rigid couplings can help to reduce wear and tear on the shafts and couplings.
  • Improved safety: Rigid couplings can help to improve safety by preventing shafts from becoming misaligned.
  • Increased versatility: Rigid couplings can be used in a wide range of applications.

If you need to connect 2 shafts that are perfectly aligned, then a rigid coupling may be the right solution for you.

 

chain coupling

Can chain couplings transmit both torque and linear motion?

No, chain couplings are primarily designed to transmit torque between rotating shafts and are not intended for transmitting linear motion. The main function of a chain coupling is to connect two shafts in order to transfer rotational power from one shaft to another.

Chain couplings achieve torque transmission through the engagement of the roller chain with the sprockets on the connected shafts. As the driving sprocket rotates, it imparts rotational motion to the chain, which in turn rotates the driven sprocket connected to the other shaft. This mechanism allows the torque to be transmitted from one shaft to the other.

However, chain couplings do not provide a means for converting or transmitting linear motion. They are not designed to handle axial displacement or linear forces. Attempting to use a chain coupling for transmitting linear motion would result in inefficient and unreliable operation, as the coupling is not designed to handle the specific requirements and forces associated with linear motion.

For applications that require the transmission of linear motion, there are other types of couplings specifically designed for this purpose. Examples include rack and pinion systems, linear couplings, or specialized linear motion couplings that incorporate mechanisms such as ball screws or lead screws. These couplings are designed to convert rotary motion into linear motion or to transmit linear forces directly.

It is important to select the appropriate coupling type based on the specific requirements of the application, whether it involves torque transmission or the transmission of linear motion. Consulting the manufacturer’s specifications, guidelines, or seeking expert advice can help ensure the correct coupling selection for a particular application.

chain coupling

How does misalignment affect chain couplings?

Misalignment in chain couplings can have detrimental effects on their performance and lifespan. Here are some ways in which misalignment can affect chain couplings:

  • Increase in Load: Misalignment puts additional load on the coupling components. When the shafts connected by the coupling are not properly aligned, the coupling must compensate for the angular, parallel, or axial misalignment. This increased load can lead to excessive stress and premature wear on the coupling components, such as sprockets, roller chain, and connecting pins.
  • Uneven Load Distribution: Misalignment can cause an uneven distribution of load across the coupling. As a result, some sections of the coupling experience higher stresses than others. This uneven load distribution can lead to localized wear and fatigue, reducing the overall strength and reliability of the coupling.
  • Reduced Power Transmission: Misalignment affects the efficiency of power transmission through the coupling. When the shafts are not properly aligned, there is increased friction and slippage between the roller chain and the sprockets. This slippage reduces the amount of power transferred from one shaft to another, resulting in a loss of efficiency and a decrease in the overall performance of the machinery or equipment.
  • Increased Wear: Misalignment can accelerate wear on the coupling components. The misalignment causes the roller chain to operate at an angle or with excessive tension, causing additional stress and wear on the chain links, sprocket teeth, and connecting pins. The increased wear can lead to chain elongation, loss of engagement with the sprockets, and ultimately, coupling failure.
  • Noise and Vibration: Misalignment often results in increased noise and vibration during operation. The misaligned coupling generates additional vibrations and impacts, leading to excessive noise and potential damage to the coupling and surrounding equipment. These vibrations can also propagate through the connected machinery, affecting its overall performance and reliability.

To mitigate the negative effects of misalignment, it is crucial to ensure proper alignment of the shafts and the chain coupling during installation and periodically check and adjust the alignment as needed. Proper alignment minimizes stress on the coupling components, maximizes power transmission efficiency, and extends the service life of the chain coupling.

chain coupling

What is a chain coupling?

A chain coupling is a mechanical device used to connect two rotating shafts in a power transmission system. It consists of two sprockets or toothed wheels and a roller chain that meshes with the sprocket teeth. The sprockets are mounted on the respective shafts and linked together by the chain, allowing torque to be transmitted from one shaft to the other.

Chain couplings are designed to provide a flexible and reliable connection between shafts while accommodating misalignment between them. They are known for their ability to compensate for angular, parallel, and axial misalignments, making them suitable for a wide range of industrial applications.

The sprockets of a chain coupling typically have hardened teeth that engage with the rollers of the chain. The chain itself is made up of a series of interconnected links, each consisting of two plates joined by pins. The rollers are mounted on the pins, allowing them to rotate freely and mesh with the sprocket teeth.

One of the key advantages of chain couplings is their ability to transmit high torque loads. The engagement between the sprockets and the chain provides a positive drive, allowing for efficient power transfer even in demanding applications. Chain couplings are commonly used in heavy-duty machinery and equipment where large amounts of power need to be transferred, such as conveyors, mixers, crushers, and industrial drives.

Chain couplings also offer flexibility in shaft alignment. They can compensate for angular misalignment, which occurs when the shafts are not perfectly aligned at an angle. Additionally, they can accommodate parallel misalignment, where the shafts are offset from each other, as well as axial misalignment, which refers to the displacement along the axis of the shafts.

Proper lubrication is essential for the efficient operation and longevity of chain couplings. Lubricants such as oil or grease are applied to the chain and sprockets to reduce friction and wear. This helps to prevent heat buildup and ensures smooth rotation and power transmission.

Chain couplings are available in various sizes, configurations, and materials to suit different application requirements. The selection of a chain coupling depends on factors such as torque capacity, speed, shaft diameter, and misalignment tolerance.

In summary, chain couplings provide a flexible, reliable, and high-torque solution for connecting rotating shafts in power transmission systems. They offer the ability to compensate for misalignment, making them suitable for a wide range of industrial applications where efficient power transfer is crucial.

China Custom Rigid Coupling Transmission Parts Couplings Shaft Metal Stainless Steel Tooth Drum Curve Nm Chain Shaft Fexible Type of Rubber Best Manufacturers Rigid Coupling  China Custom Rigid Coupling Transmission Parts Couplings Shaft Metal Stainless Steel Tooth Drum Curve Nm Chain Shaft Fexible Type of Rubber Best Manufacturers Rigid Coupling
editor by CX 2023-08-21

Expore near me made in China – replacement parts – in Nashville United States High Quality Standard Flexible Nm Coupling 82 with top quality

Expore  near me  made in China - replacement parts -  in Nashville United States  High Quality Standard Flexible Nm Coupling 82 with top quality

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears factory in China with 5 diverse branches. For a lot more specifics: Cell/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828

Product Description

We are the top prime Chinese coupling maker, and are specializing in various high quality NM coupling.

one. Material: EPT EPT iron, Rubber.
two. EPT and EPT are offered
three. Large efficient in transmission
4. Ending: Painted.
five. High high quality with competitive price tag
six. Various mode EPT appropriate for your distinct demands
seven. Inventory for distinct bore dimension on equally sides obtainable.
8. Software in broad range of surroundings.
9. Rapid and effortless mounting and disassembly.
ten. Resistant to oil and electrical insulation.
11. Similar clockwise and anticlockwise rotational attributes.
twelve. Little dimension, lower weight, substantial transmitted torque.
13. It has very good overall performance on compensating the misalignment.

Techncial Date

 

KASIN No. Max.Torque Normal N.m Max.pace Bore dia. Hub/BØ Outside dia./A Ø Length/L  Tolerance   Approx.Fat/Kgs
Min Max
  d Ø d Ø
50 13 135000 7 19 33 50 25 2. ±0.5 .5
sixty seven 39.two 10,000 9 28 46 sixty seven thirty 2.5 ±0.five 1
eighty two 88.two eight,000 10 32 53 82 forty 3. ±1. 1.8
ninety seven 186.2 seven,000 twelve forty two 69 97 50 three. ±1. three.3
112 294 6,000 fourteen forty eight seventy nine 112 sixty three.5 ±1. 5.two
128 470.4 5,000 eighteen 55 ninety 128 70 3.5 ±1. eight
148 735 4,five hundred 22 sixty five 107 148 80 three.5 ±1. 12.seven
168 1225 four,000 28 seventy five 124 168 ninety three.5 ±1.5 19.3
194 1960 3,five hundred 32 85 140 194 one hundred three.5 ±1.5 26.3
214 2940 three,000 forty five 95 157 214 110 4. ±2. 35.seven
265 7355.9 2,500 70 120 198 265 one hundred forty five.5 ±2.5 66.three

Associated Products 

                            Roller Chain Coupling                                               FCL Coupling                                                   Curved Jaw Coupling

Producing

Programs:  

NM couplings are supplied in the industry’s huge EPT variety of stock bore/keyway mixtures. These couplings require no lubrication and give extremely reputable support for light-weight, medium, and large responsibility electrical motor and interior combustion electrical power transmission programs.  Applications consist of power transmission to industrial gear this sort of as pumps, equipment containers, compressors, blowers, mixers, and conveyors.

About Us

Kasin group was recognized in 1989, and its fir EPT item is casting carrier trolley for power & free conveyor program. In 1995, EPT purchased HangZhou Guoping Forging Manufacturing unit (LYGP), a marketer of forging bolts & nuts to power & free line market place in china. With this acquisition, EPT positioned by itself as one of significant parts suppliers of monorail and power & free conveyor technique in china.

In 2005, H&H Corp., a professional company of big measurement conveyor chain, was bought a portion as sharehould by Kasin, and labored as export window to all in excess of the planet, especially bucket elevator chain, sugar mill chain, welded mill scaper chain.

In 2015, EPT set up alone machinery company/ EPT equipment(ZheJiang )Co.,Ltd., developed fleixible coupling, eg: FCL Coupling, NM Coupling, Curved Jaw Coupling, Chain Coupling andJaw Coupling.

Presently, EPT is one particular of the bigge EPT professional speciali EPT of EPT Class EPT Chain, Fall Forged Rivetless Chain,  Forged Chain, Sugar Mill Chain, Bucket EPT Chain, Versatile Couplings and 100% to oversea market place, covering Japan, U.S. and Europ etc.
 
With the certification of ISO 9001 and GB/T 19001, EPT provide best top quality items at the sensible value, to acquire-get situation in extended-phrases cooperation, adhering to the slogan: “FIR EPT TIME, Each TIME“.

Our mission is to provide highe EPT good quality merchandise at the be EPT attainable price tag. And in carrying out so, to give an unmatched client encounter and to create consumer tru EPT and gratification. Sincere, Quality, Successful, Building, Stability the five critical parts constituting KASIN, which is the essential motto for all of the EPT employees. As a result, we preserve striving to create a corporate program that is extremely appreciated and we hope that you carry on to decide on and use EPT products with pride and satisfaction.

Exhibition

Certificates

Our Support

one. The queries about the coupling will be answered inside of 24 several hours.

two.  Update the procession of production.

3. Our professional engineer can solution specialized inquiries,aid you remedy complex difficulties and   help you pick the mo EPT suitable merchandise in accordance to your requirment.

4. Warranty 12 months: Totally free alternative of defective merchandise inside of 12 months.

Packing Detai EPT & Delivery

Interior Packing: Carton, Normal export packing or In accordance to customer’s need

Outer packing: picket situations or In accordance to customer’s necessity

FAQ

Q: Are you investing business or maker ?

A: We are professionally maker in China and personal ourself Forging & Casting-workshop, warmly welcome to check out our factory  at any time.
 

Q: How extended is your supply time?

A: Typically it is 5-ten times if the products are in stock. or it is 15-25 days if the products are not in stock, it is in accordance to amount.
 

Q: Do you provide samples ? is it cost-free or added ?

A: Indeed, it truly is obtainable for EPT to submit sample for approval totally free of demand, nevertheless it is EPT regulation: for new potentioal buyer, sample is free of charge but client is responsilble for logistic price.
 

Q: What is your conditions of payment ?

A: a hundred%T/T Ahead of cargo soon after inspect effectively

If you have an EPT question, p EPT feel free to contact us as below:
 

Follows Us:

EPT Industries(ZheJiang ) Co.,Ltd.

No.989,Guoshun Highway, ZheJiang FengPu Industrial Park,
FengXian District, ZheJiang , P.R.China, 201400

Tel: 86~571-8822571/8822 0571 -57152031              Fax: 0086-571-88220971: 86~571-8822571/8822 0571 -57152030

 
Http://      

We – EPG Team the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears manufacturing facility in China with 5 distinct branches. For far more information: Cellular/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828 The use of original products manufacturer’s (OEM) portion quantities or logos , e.g. CASE® and John Deere® are for reference reasons only and for indicating item use and compatibility. Our company and the outlined substitute areas contained herein are not sponsored, approved, or created by the OEM.

Expore  near me  made in China - replacement parts -  in Nashville United States  High Quality Standard Flexible Nm Coupling 82 with top quality

Expore  near me  made in China - replacement parts -  in Nashville United States  High Quality Standard Flexible Nm Coupling 82 with top quality

Expore  near me  made in China - replacement parts -  in Nashville United States  High Quality Standard Flexible Nm Coupling 82 with top quality