Tag Archives: chain couplings

China factory Chain Couplers & Chain Couplings (4012, 4014)

Product Description

Chain Couplers & Chain Couplings (4012, 4014)

A– In general, the torque capacity of the couplings exceeds the normal torque transmitted by the largest shaft size that the coupling can accmmodates.

B– Therefore, select the smallest couplings which accommodates both shaft diameters.

C– Where there is reverse operation, shock loads, or any other severe operating condition, it is recommended that the next coupling size up is selected.

D– Good temperature and oil resistance

E– Free of maintenace

F– Packaging according to the customers’ demands.

Choose TAI

1. TAI with sophisticated CNC equipment, advanced technology and perfect inspection equipment produce all kinds of chains, sprockets and other transmission equipments which can make the customers’ trust. The company since its establishment has passed ISO9001 and other certifications.

2. “High quality, high benefit, high standards” to sing more integrated into the world. Adhering to the “good faith service to customers” purposes, from being in order to after-sales service, each bit closely link, TAI will provide the most intimate, comprehensive service.

3. “Meet the customers’ requirement, until customers’ satisfaction” is our goal from start to finish, better innovation and better cooperation can create better TAI to service the world. Let us work together, to create a better future with each other.

Welcome contact for more details.
 

Chain No Pitch Roller Dia Width Between Inner Plate Pin Dia
4012 12.7 7.95 7.85 3.96
4014
4016
5014 15.875 10.16 9.4 5.08
5016
5018
6018 19.05 11.91 12.57 5.94
6571
6571
8018 25.4 15.88 15.75 7.92
8571
8571
1571 31.75 19.05 18.9 9.53
10571
12018 38.1 22.23 25.22 11.1
UNIT is mm

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chain coupling

How does the chain size affect the performance of a chain coupling?

The chain size has a significant impact on the performance of a chain coupling. The size of the chain refers to the physical dimensions of the roller chain used in the coupling, including the pitch, roller diameter, and width. Here are some key ways in which the chain size affects the performance of a chain coupling:

  • Torque Capacity: The chain size directly affects the torque capacity of the chain coupling. Larger chain sizes are generally capable of transmitting higher torque loads due to their increased contact area and greater strength. Smaller chain sizes, on the other hand, have lower torque capacities and are suitable for applications with lighter torque requirements.
  • Speed Capability: The chain size also influences the speed capability of the chain coupling. Larger chains can typically handle higher rotational speeds without experiencing issues such as excessive vibration or centrifugal forces. Smaller chain sizes may have limitations in terms of maximum allowable speeds and may not be suitable for high-speed applications.
  • Service Life: The selection of an appropriate chain size is crucial for achieving the desired service life of the chain coupling. If the chain is undersized for the application, it may experience premature wear, fatigue, and ultimately fail under the operating conditions. Conversely, using an oversized chain may result in unnecessary costs, increased weight, and reduced efficiency.
  • Space Constraints: The physical size of the chain can also impact the overall dimensions and installation requirements of the chain coupling. Larger chain sizes may require more space for proper installation, including clearance for the chain links and sprockets. In applications with limited space, choosing a smaller chain size may be necessary to ensure proper fit and operation.
  • Compatibility: The chain size should be compatible with the sprockets and other components of the chain coupling. It is important to ensure that the chain and sprockets are designed to work together, with matching dimensions and tooth profiles. Using an incompatible chain size can lead to poor engagement, increased wear, and reduced overall performance.

When selecting the appropriate chain size for a chain coupling, it is essential to consider the specific requirements of the application, including torque, speed, space limitations, and compatibility with other components. Consulting the manufacturer’s recommendations and guidelines is crucial to ensure the optimal chain size selection for the desired performance, reliability, and longevity of the chain coupling.

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 factory Chain Couplers & Chain Couplings (4012, 4014)  China factory Chain Couplers & Chain Couplings (4012, 4014)
editor by CX 2024-02-25

China Good quality Manufacturer Wholesale Metel Kc Type 3012 to 12022 Roller Chain Shaft Couplings

Product Description

Product Description

Roller chain couplings are ideal for high torque applications, such as those found in the tire manufacturing industry. They are also commonly used in the farming and mining industries for applications involving bucket elevators and incline conveyors.


 

Product Parameters

Company Profile

ZheJiang Mighty Machinery Co., Ltd. specializes in manufacturing mechanical power transmission components. We Mighty is the branch of SCMC Group, a wholly state-owned company, established in 1980.
About us:
-3 manufacturing factories
We have 5 technical staff, our FTY have strong capacity for design and process design, and more than 70 workers and double shift eveyday.
-Large quality of material purchase and stock
We ensure both the quality and low cost for material and production.
-Strick quality control
We have strict process inspection and final production inspection to ensure the perfect quality.
-20 years of machinery experience
MIGHTY’s products are mainly exported to Europe, America and the 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 gained good reputation from CHINAMFG customers.
 

FAQ

Q: Are you manufacturer or trading company?

A: We are factory.

Q: How long is your delivery time?

A: Generally around 4-6 business days for standard parts and 25-30 business days for bulk production.

Q: Do you provide samples ? Is it free or extra ?

A: Yes, we could offer free sample but do not conclude the shipping cost.

Q: What is your terms of payment ?

A: Payment=1000USD, 30% T/T in advance, balance before shippment.

Q: Do you support OEM/ODM ?

A: Yes. Welcome for CHINAMFG out.

If you have another question, pls feel free to contact me without hesitation as below:

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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

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

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 Good quality Manufacturer Wholesale Metel Kc Type 3012 to 12022 Roller Chain Shaft Couplings  China Good quality Manufacturer Wholesale Metel Kc Type 3012 to 12022 Roller Chain Shaft Couplings
editor by CX 2024-02-24

China best Kc Roller Chain Shaft Coupling Sprocket Connector Flexible Couplings for Paper Bag Machine Gl with Housing Gear

Product Description

Kc Roller Chain Shaft Coupling Sprocket Connector Flexible Couplings for Paper Bag Machine Gl with Housing Gear

 

 

The chain coupling,compose of two-strand roller chains and 2 sprockets,features simple and compact structure,and high flexibility,power transmission capability and durability.What’s more,the chain coupling allows simple connection/disconnection,and the use of the housing enhances safety and durability.

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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

Can chain couplings accommodate angular misalignment?

Yes, chain couplings are designed to accommodate a certain degree of angular misalignment between the connected shafts. Angular misalignment refers to the situation where the axes of the two shafts are not perfectly aligned and form an angle with each other.

Chain couplings are flexible in nature, and their design allows for some degree of angular displacement. The flexibility is primarily provided by the roller chain, which can bend and adjust to a certain extent to accommodate the misalignment. This flexibility helps to reduce the stress on the coupling components and allows for smoother operation even in the presence of angular misalignment.

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

Regular inspection and maintenance of the chain coupling are also essential to identify and address any misalignment issues. If significant angular misalignment is detected, corrective measures should be taken, such as realigning the shafts or considering alternative coupling options that are better suited for the specific misalignment requirements.

It is worth mentioning that chain couplings are more tolerant of angular misalignment compared to some other types of couplings, such as rigid or gear couplings. However, it is still important to strive for proper alignment during installation and minimize any excessive misalignment to ensure optimal performance, reliability, and longevity of the chain coupling and the connected machinery or equipment.

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 best Kc Roller Chain Shaft Coupling Sprocket Connector Flexible Couplings for Paper Bag Machine Gl with Housing Gear  China best Kc Roller Chain Shaft Coupling Sprocket Connector Flexible Couplings for Paper Bag Machine Gl with Housing Gear
editor by CX 2024-02-24

China Professional Kc6018 Kc6020 Kc6022 Roller Chain Couplings

Product Description

KC6018 KC6571 KC6571 Roller Chain Couplings

KC Chain Couplings:

Product Name KC roller chain coupling
Material C45 steel
Part Number KCL3012-KC24026
Surface Treatment Hardening teeth
Bore size  Available
Size Standard & Custom

Main Products:

1. Timing Belt Pulley (Synchronous Pulley), Timing Bar, Clamping Plate; 

2. Forging, Casting, Stampling Part; 

3. V Belt Pulley and Taper Lock Bush; Sprocket, Idler and Plate Wheel;Spur Gear, Bevel Gear, Rack;  

4. Shaft Locking Device: could be alternative for Ringfeder, Sati, Chiaravalli, Tollok, etc.; 

5. Shaft Coupling: including Miniature couplings, Curved tooth coupling, Chain coupling, HRC coupling, 
    Normex coupling, Type coupling, GE Coupling, torque limiter, Universal Joint;  

6. Shaft Collars: including Setscrew Type, Single Split and Double Splits; 

7. Gear & Rack: Spur gear/rack, bevel gear, helical gear/rack.

8. Other customized Machining Parts according to drawings (OEM) Forging, Casting, Stamping Parts.

 

Packaging & Shipping:

All the products can be packed in cartons,or,you can choose the pallet packing.

MADE IN CHINA can be pressed on wooden cases.Land,air,sea transportation are available.UPS,DHL,TNT,

FedEx and EMS are all supported.

Company Introduction:

Factory View:

Exhibition:

Certification:

 

FAQ:

1. MOQ

 A: Generally, 1 pc for standard parts; contact for nonstandard parts.

2. Delivery Time

 A: In stock: within 5 working days. Out of stock: depends on your order quantity.

3. How To Select

 A: part number or drawing, catalogue. If no, you can send us your sample, so we can make the drawing and sample accordingly.

4: What is the Warranty for your products?

 A:Normally our warranty is 1 year.

 

Contacts:

 

 

 

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roller chain coupling

Roller Chain Couplings for Heavy Machinery and Industrial Conveyors

Yes, roller chain couplings are suitable for use in heavy machinery and industrial conveyors. They are widely used in various industrial applications, including mining equipment, steel mills, heavy-duty conveyors, and other heavy machinery systems.

The robust design of roller chain couplings allows them to handle high torque and heavy loads, making them ideal for demanding industrial environments. They are capable of transmitting significant power while providing flexibility to accommodate misalignments and shock loads.

Industrial conveyors often require reliable power transmission systems that can handle continuous operation and endure the harsh conditions of heavy material handling. Roller chain couplings offer a cost-effective and durable solution for connecting conveyor drive systems, enabling smooth and efficient operation.

When selecting roller chain couplings for heavy machinery or industrial conveyors, it is essential to consider the specific requirements of the application, including torque, speed, shaft size, and environmental conditions. Additionally, regular maintenance and proper lubrication are vital to ensure optimal performance and longevity of the coupling in these demanding applications.

roller chain coupling

Materials Used in Manufacturing Roller Chain Couplings

Roller chain couplings are typically constructed from high-quality materials to ensure durability and reliable performance. The most common materials used in their manufacturing include:

  • Steel: Steel is a popular choice for roller chain couplings due to its excellent strength and resistance to wear. It can handle high torque and speed requirements, making it suitable for a wide range of industrial applications.
  • Stainless Steel: Stainless steel is used when corrosion resistance is required. It is often employed in industries where the coupling is exposed to moisture, chemicals, or harsh environmental conditions.
  • Cast Iron: Cast iron is known for its robustness and excellent heat dissipation properties. It is commonly used in applications where shock absorption and reduced vibrations are essential.
  • Aluminum: Aluminum is a lightweight material that offers good strength-to-weight ratio. It is commonly used in applications where reducing the overall weight of the system is critical.
  • Nickel-Plated: Nickel-plated roller chain couplings provide enhanced corrosion resistance, making them suitable for applications in challenging environments.

When selecting a roller chain coupling, it is essential to consider the specific requirements of the application, including torque, speed, environment, and potential exposure to corrosive substances. Choosing the right material ensures the coupling’s longevity and efficient power transmission in the intended operating conditions.

roller chain coupling

Working Principle of Roller Chain Coupling and Its Advantages

A roller chain coupling works on the principle of transferring torque between two shafts using a roller chain wrapped around sprockets on each shaft. The sprockets are connected by the roller chain, and when one sprocket rotates, it drives the other sprocket, transmitting the torque from one shaft to the other.

The advantages of roller chain couplings over other coupling types include:

  • High Torque Capacity: Roller chain couplings can handle high torque loads, making them suitable for heavy-duty industrial applications.
  • Compact Design: The compact and simple design of roller chain couplings allows for easy installation in tight spaces and restricted environments.
  • Misalignment Tolerance: Roller chain couplings can accommodate angular, parallel, and axial misalignments between the shafts, reducing the need for precise alignment during installation.
  • Shock Absorption: The inherent flexibility of the roller chain allows it to absorb shocks and dampen vibrations, protecting connected equipment from sudden loads and impacts.
  • Cost-Effective: Roller chain couplings are generally cost-effective compared to other coupling types, providing an economical solution for power transmission needs.
  • Wide Application Range: Roller chain couplings are used in various industries, including manufacturing, agriculture, construction, and material handling, due to their versatility and reliable performance.
  • Easy Maintenance: Roller chain couplings are relatively easy to maintain and require minimal lubrication to keep the chain running smoothly.
  • Long Service Life: When properly installed and maintained, roller chain couplings offer a long service life, contributing to the overall efficiency and reliability of mechanical systems.

Overall, the working principle and advantages of roller chain couplings make them a popular choice for transmitting torque between shafts in diverse industrial applications.

China Professional Kc6018 Kc6020 Kc6022 Roller Chain Couplings  China Professional Kc6018 Kc6020 Kc6022 Roller Chain Couplings
editor by CX 2024-02-22

China high quality Kc4014 Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling

Product Description

Roller Chain Coupling–Feature

Body Construction

The body consists of 2 dedicated sprockets with hardened teeth and two-strand roller chains. The sprockets are coupled when the chains are wound around the sprockets, and decoupled with the chains removed. Therefore, transmission power can be coupled or separated without moving the transmission system.

 

Dimensions

 

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roller chain coupling

Standard Sizes and Specifications of Roller Chain Couplings

Roller chain couplings come in various sizes and specifications to accommodate a wide range of mechanical power transmission applications. The standard sizes and specifications of roller chain couplings typically include:

  • Chain Size: Roller chain couplings are available in different chain sizes, such as 40, 50, 60, 80, 100, etc. The chain size indicates the pitch of the roller chain used in the coupling.
  • Torque Capacity: The torque capacity of a roller chain coupling varies based on its size and design. Manufacturers provide torque ratings that specify the maximum amount of torque the coupling can handle without failure.
  • Speed Rating: Roller chain couplings have a maximum speed rating, which indicates the highest rotational speed at which the coupling can operate safely and efficiently.
  • Material: Roller chain couplings are commonly made from materials such as carbon steel, stainless steel, or nickel-plated steel, providing different levels of strength, corrosion resistance, and durability.
  • Hub Type: Roller chain couplings may come with different hub types, such as pilot bore hubs or taper bore hubs, to suit various shaft connections.
  • Number of Teeth: Some roller chain couplings have specific tooth configurations that can affect their performance and backlash characteristics.
  • Misalignment Capacity: Manufacturers specify the maximum allowable misalignment (angular and parallel) that the coupling can accommodate to ensure reliable operation.

It is essential to refer to the manufacturer’s catalogs or product specifications to determine the exact sizes and specifications available for specific roller chain couplings. Selecting the right size and specifications depends on the application’s requirements, including torque, speed, misalignment, and environmental conditions.

roller chain coupling

Reducing Vibrations and Ensuring Smooth Operation with Roller Chain Couplings

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

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

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

roller chain coupling

Torque and Speed Limits for Different Roller Chain Coupling Designs

The torque and speed limits of roller chain couplings can vary depending on their specific designs and construction materials. Some common factors that influence these limits include:

  • Coupling Size: Larger roller chain couplings generally have higher torque and speed ratings compared to smaller ones.
  • Construction Material: Couplings made from high-strength materials, such as stainless steel or hardened steel, can handle higher torques and speeds than those made from standard steel or other materials.
  • Number of Strands: Roller chain couplings with multiple strands of roller chain can handle higher torques compared to single-strand designs.
  • Operating Environment: The operating environment, including ambient temperature, humidity, and presence of contaminants, can affect the torque and speed capabilities of the coupling.

It is crucial to consult the manufacturer’s specifications and guidelines for each roller chain coupling model to determine its specific torque and speed limits. Exceeding the recommended torque and speed ratings may lead to premature wear, reduced efficiency, or even catastrophic failure of the coupling and connected equipment.

When selecting a roller chain coupling, it is essential to consider the application’s torque and speed requirements and choose a coupling that comfortably operates within those parameters. If the application demands high torques or speeds, it may be necessary to opt for larger or more robust coupling designs or explore alternative coupling types that better suit the specific requirements.

China high quality Kc4014 Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling  China high quality Kc4014 Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling
editor by CX 2024-02-21

China factory CHINAMFG Gl Type Roller Chain Couplings Chain Transmission Parts Connection Cover Coupling

Product Description

GL Type Roller Chain Couplings (GB/T609-2002)

♦Description

♦Basic Parameter and Main Dimension
Note:
N.m= Nominal Torque; rpm= Allowable speed of rotation(with cover/ without cover); d1.d2= Diameter of shaft hole ;
Y J1 L= Length of shaft hole; 06B 08B…= Chain number; P mm= Distance between 2 shaft lines of the chain;
Z= Number of teeth; kg= Mass; kg.m²= Rotational inertia; Amount of length compensation(radial, axial,angular)

♦Other Products List

Transmission Machinery 
Parts Name
Model
Universal Coupling WS, WSD, WSP
Cardan Shaft SWC, SWP, SWZ
Tooth Coupling CL, CLZ, GCLD, GIICL
GICL, NGCL, GGCL, GCLK
Disc Coupling JMI, JMIJ, JMII, JMIIJ
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

♦Our Company

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. 

 

♦Our Services
1. Design Service
Our design team has experience in Cardan shafts relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2. Product Service
Raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→ Packing→ Shipping

3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5. Quality Control
Every step should be a particular test by Professional Staff according to the standard of ISO9001 and TS16949.

♦FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of couplings.

Q 2: Can you do OEM?
Yes, we can. We can do OEM & ODM for all customers with customized PDF or AI format artworks.

Q 3: How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order the cost of the sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1 pcs.

Q 7: Do you have inspection procedures for coupling?
A: 100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A: T/T. 

Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

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chain coupling

How does the chain size affect the performance of a chain coupling?

The chain size has a significant impact on the performance of a chain coupling. The size of the chain refers to the physical dimensions of the roller chain used in the coupling, including the pitch, roller diameter, and width. Here are some key ways in which the chain size affects the performance of a chain coupling:

  • Torque Capacity: The chain size directly affects the torque capacity of the chain coupling. Larger chain sizes are generally capable of transmitting higher torque loads due to their increased contact area and greater strength. Smaller chain sizes, on the other hand, have lower torque capacities and are suitable for applications with lighter torque requirements.
  • Speed Capability: The chain size also influences the speed capability of the chain coupling. Larger chains can typically handle higher rotational speeds without experiencing issues such as excessive vibration or centrifugal forces. Smaller chain sizes may have limitations in terms of maximum allowable speeds and may not be suitable for high-speed applications.
  • Service Life: The selection of an appropriate chain size is crucial for achieving the desired service life of the chain coupling. If the chain is undersized for the application, it may experience premature wear, fatigue, and ultimately fail under the operating conditions. Conversely, using an oversized chain may result in unnecessary costs, increased weight, and reduced efficiency.
  • Space Constraints: The physical size of the chain can also impact the overall dimensions and installation requirements of the chain coupling. Larger chain sizes may require more space for proper installation, including clearance for the chain links and sprockets. In applications with limited space, choosing a smaller chain size may be necessary to ensure proper fit and operation.
  • Compatibility: The chain size should be compatible with the sprockets and other components of the chain coupling. It is important to ensure that the chain and sprockets are designed to work together, with matching dimensions and tooth profiles. Using an incompatible chain size can lead to poor engagement, increased wear, and reduced overall performance.

When selecting the appropriate chain size for a chain coupling, it is essential to consider the specific requirements of the application, including torque, speed, space limitations, and compatibility with other components. Consulting the manufacturer’s recommendations and guidelines is crucial to ensure the optimal chain size selection for the desired performance, reliability, and longevity of the chain 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

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 factory CHINAMFG Gl Type Roller Chain Couplings Chain Transmission Parts Connection Cover Coupling  China factory CHINAMFG Gl Type Roller Chain Couplings Chain Transmission Parts Connection Cover Coupling
editor by CX 2024-02-20

China Best Sales Kc6020 Industrial transmission Conveyor Shaft Sprocket Chain Couplings

Product Description

Chain
coupling No.

Chain No.

D Bore Dia Dimension Inertia

×10-3

kgf·m2

Approx Weight

kg

Casing
Min mm Max mm L

mm

I

mm

S

mm

d1
mm
d2
mm
C

mm

Dimension Approx Weight

kg

A
mm
B
mm
KC-6571 60-2X20 20 60 123.5 56.0 11.5 98 140 22.8 62.870 7.8 158 105 1.6

Chain couplings

The  Chain coupling is composed of a duplex roller chain and a pair of coupling sprockets. The function of connection and detachment is done by the joint of chain. It has the characteristic of compact and powerful, excellent durability, safe and smart, simple installation and easy alignment. The Xihu (West Lake) Dis.hua Chain coupling is suitable for a wide range of coupling applications.

Roller chain( Coupling Chains)

Though Hans Renold is credited with inventing the roller chain in 1880, sketches by Leonardo da Vinci in the 16th century show a chain with a roller bearing.Coupling chains)Coupling chains

Roller chain or bush roller chain is the type of chain drive most commonly used for transmission of mechanical power on many kinds of domestic, industrial and agricultural machinery, including conveyors, wire- and tube-drawing machines, printing presses, cars, motorcycles, and bicycles. It consists of a series of short cylindrical rollers held together by side links. It is driven by a toothed wheel called a sprocket. It is a simple, reliable, and efficient[1] means of power transmission.

Chain No. Pitch

P

mm

Roller diameter

d1max
mm

Width between inner plates
b1min
mm
Pin diameter

d2max
mm

Pin length Inner plate depth
h2max
mm
Plate thickness

Tmax
mm

Transverse pitch
Pt
mm
Tensile strength

Qmin
kN/lbf

Average tensile strength
Q0
kN
Weight per piece
q
kg/pc
Lmax
mm
Lcmax
mm
4012 12.7-0-0. p. 211. Retrieved 17 May 2-0-0. p. 86. Retrieved 30 January 2015.
 Green 1996, pp. 2337-2361
 “ANSI G7 Standard Roller Chain – Tsubaki Europe”. Tsubaki Europe. Tsubakimoto Europe B.V. Retrieved 18 June 2.
External links
    Wikimedia Commons has media related to Roller chains.
The Complete Xihu (West Lake) Dis. to Chain
Categories: Chain drivesMechanical power transmissionMechanical power control

Why Choose Us
1.     Reliable Quality Assurance System
2.     Cutting-Edge Computer-Controlled CNC Machines
3.     Bespoke Solutions from Highly Experienced Specialists 
4.     Customization and OEM Available for Specific Application
5.     Extensive Inventory of Spare Parts and Accessories
6.     Well-Developed CHINAMFG Marketing Network 
7.     Efficient After-Sale Service System

/* 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

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

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 Best Sales Kc6020 Industrial transmission Conveyor Shaft Sprocket Chain Couplings  China Best Sales Kc6020 Industrial transmission Conveyor Shaft Sprocket Chain Couplings
editor by CX 2024-02-17

China Good quality Kc Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling

Product Description

KC Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling

Product Description

Chain coupling: It comprises 2 sprockets, 1 double-row chain, and a yellow shell.

The chain coupling comprises a double-row roller chain and a pair of connecting sprockets. The connection and disassembly functions are completed through the joint of the chain. Our own factory with quality assurance produces the sprocket. Our couplings are characterized by compact structure, sturdiness, durability, safety, and easy installation.

Detailed Photos

 

Product Parameters

SIZE BORE Pilot A d O L I S B C BOLT TORQUE ARM(Nm) SPEED(rpm) (kg.cm2) WEIGHT
(kg)
3012 12-16 12 69 25 45 64.8 29.8 5.2 63 10.2 6M 190 5000 3.7 0.4
4012 12-22 12 77 33 62 79.4 36 7.4 72 14.4 6M 249 4800 5.5 0.8
4014 12-28 12 84 43 69 79.4 36 7.4 75 14.4 6M 329 4800 9.7 1.1
4016 14-32 14 92 48 77 87.4 40 7.4 75 14.4 6M 429 4800 14.4 1.4
5014 15-35 14 101 53 86 99.7 45 9.7 85 18.1 8M 620 3600 28 2.2
5016 16-40 16 111 60 93 99.7 45 9.7 85 18.1 8M 791 3600 37 2.7
5018 16-45 16 122 70 106 99.7 45 9.7 85 18.1 8M 979 3000 56.3 3.8
6018 20-56 20 142 85 127 123.5 56 11.5 105 22.8 10M 1810 2500 137.3 6.2
6571 20-60 20 158 98 139 123.5 56 11.5 105 22.8 10M 2210 2500 210.2 7.8
6571 20-71 20 168 110 151 123.5 56 11.5 117 22.8 10M 2610 2500 295 10.4
8018 20-80 20 190 110 169 141.2 63 15.2 129 29.3 12M 3920 2000 520 12.7
8571 20-90 20 210 121 185 145.2 65 15.2 137 29.3 12M 4800 2000 812.4 16
8571 20-100 20 226 140 202 157.2 71 15.2 137 29.3 12M 5640 1800 1110 20.2
1571 25-110 25 281 160 233 178.8 80 18.8 153 35.8 12M 8400 1800 2440 33
12018 35-125 35 307 170 256 202.7 90 22.7 181 45.4 12M 12700 1500 3940 47
12571 35-140 35 357 210 304 222.7 100 22.7 181 45.5 12M 18300 1250 7810 72
16018 63-160 35 375 228 340 254.1 112 30.1 240 58.5 16M 26400 1100 14530 108
16571 80-200 70 440 279 405 310.1 140 30.1 245 58.5 16M 37100 1000 32220 187
20018 82-205 75 465 289 425 437.5 200 37.5 285 71.6 20M 54100 800 50980 286
20571 100-255 90 545 263 506 477.5 220 37.5 300 71.6 20M 77800 600 111100 440
24571 120-310 110 650 448 607 650 302.5 45 340 87.8 20M 137000 600 310000 869
24026 150-360 140 745 526 704 700 327.5 45 350 87.8 20M 186000 500 598500 1260

 

Related Products

 

Company Profile

 

FAQ

Q: Can you make the coupling with customization?

A: Yes, we can customize per your request.

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

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

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

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

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

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

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

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

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

chain coupling

How does the chain size affect the performance of a chain coupling?

The chain size has a significant impact on the performance of a chain coupling. The size of the chain refers to the physical dimensions of the roller chain used in the coupling, including the pitch, roller diameter, and width. Here are some key ways in which the chain size affects the performance of a chain coupling:

  • Torque Capacity: The chain size directly affects the torque capacity of the chain coupling. Larger chain sizes are generally capable of transmitting higher torque loads due to their increased contact area and greater strength. Smaller chain sizes, on the other hand, have lower torque capacities and are suitable for applications with lighter torque requirements.
  • Speed Capability: The chain size also influences the speed capability of the chain coupling. Larger chains can typically handle higher rotational speeds without experiencing issues such as excessive vibration or centrifugal forces. Smaller chain sizes may have limitations in terms of maximum allowable speeds and may not be suitable for high-speed applications.
  • Service Life: The selection of an appropriate chain size is crucial for achieving the desired service life of the chain coupling. If the chain is undersized for the application, it may experience premature wear, fatigue, and ultimately fail under the operating conditions. Conversely, using an oversized chain may result in unnecessary costs, increased weight, and reduced efficiency.
  • Space Constraints: The physical size of the chain can also impact the overall dimensions and installation requirements of the chain coupling. Larger chain sizes may require more space for proper installation, including clearance for the chain links and sprockets. In applications with limited space, choosing a smaller chain size may be necessary to ensure proper fit and operation.
  • Compatibility: The chain size should be compatible with the sprockets and other components of the chain coupling. It is important to ensure that the chain and sprockets are designed to work together, with matching dimensions and tooth profiles. Using an incompatible chain size can lead to poor engagement, increased wear, and reduced overall performance.

When selecting the appropriate chain size for a chain coupling, it is essential to consider the specific requirements of the application, including torque, speed, space limitations, and compatibility with other components. Consulting the manufacturer’s recommendations and guidelines is crucial to ensure the optimal chain size selection for the desired performance, reliability, and longevity of the chain coupling.

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

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 Good quality Kc Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling  China Good quality Kc Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling
editor by CX 2024-02-16

China manufacturer CHINAMFG Gl Type Simple Structure Convenient Rotational Torque Roller Chain Couplings Coupling

Product Description

GL Type Roller Chain Couplings (GB/T609-2002)

♦Description

♦Basic Parameter and Main Dimension
Note:
N.m= Nominal Torque; rpm= Allowable speed of rotation(with cover/ without cover); d1.d2= Diameter of shaft hole;
Y J1 L= Length of shaft hole; 06B 08B…= Chain number; P mm= Distance between 2 shaft lines of the chain;
Z= Number of teeth; kg= Mass;  kg.m²= Rotational inertia; Amount of length compensation(radial, axial,angular)

♦Other Products List

Transmission Machinery 
Parts Name
Model
Universal Coupling WS, WSD, WSP
Cardan Shaft SWC, SWP, SWZ
Tooth Coupling CL, CLZ, GCLD, GIICL
GICL, NGCL, GGCL, GCLK
Disc Coupling JMI, JMIJ, JMII, JMIIJ
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

♦Our Company

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. 

 

♦Our Services
1. Design Service
Our design team has experience in Cardan shafts relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2. Product Service
Raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→ Packing→ Shipping

3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5. Quality Control
Every step should be a particular test by Professional Staff according to the standard of ISO9001 and TS16949.

♦FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of couplings.

Q 2: Can you do OEM?
Yes, we can. We can do OEM & ODM for all customers with customized PDF or AI format artworks.

Q 3: How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order the cost of the sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1 pcs.

Q 7: Do you have inspection procedures for coupling?
A: 100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A: T/T. 

Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

/* 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

roller chain coupling

Comparison of Roller Chain Couplings to Other Coupling Types

Roller chain couplings offer distinct advantages and characteristics that set them apart from other coupling types, such as gear or disc couplings. Below is a comparison of roller chain couplings with these two commonly used coupling types:

  • Roller Chain Couplings:

– Roller chain couplings are flexible and can accommodate misalignments, making them ideal for applications where shafts may not be perfectly aligned.

– They offer good shock absorption, which is beneficial in systems with varying loads or frequent starts and stops.

– Roller chain couplings are relatively compact and lightweight compared to other couplings, making them suitable for space-constrained installations.

– These couplings are cost-effective and provide a reliable and efficient power transmission solution.

  • Gear Couplings:

– Gear couplings are capable of handling high torque and can transmit power efficiently, making them suitable for heavy-duty applications.

– They have a high level of torsional rigidity, ensuring accurate torque transmission without backlash.

– Gear couplings are generally more expensive than roller chain couplings.

– They require accurate alignment during installation, which can be challenging in some applications.

  • Disc Couplings:

– Disc couplings offer high torque capacity and torsional stiffness, providing precise torque transmission and no backlash.

– They have a compact design and are often used in applications with limited space.

– Disc couplings can handle misalignment to some extent but may not be as forgiving as roller chain couplings.

– They are generally more expensive than roller chain couplings.

When choosing the appropriate coupling type, it is essential to consider the specific requirements of the application, such as torque, misalignment, speed, space limitations, and budget constraints. Each coupling type has its strengths, and the selection should be based on the demands of the mechanical power transmission system.

roller chain coupling

Handling Angular and Parallel Misalignments with Roller Chain Couplings

Yes, roller chain couplings are designed to accommodate both angular and parallel misalignments simultaneously. These couplings use a flexible roller chain to transmit torque between the driving and driven shafts, allowing for some degree of misalignment without causing undue stress on the coupling or connected equipment.

The roller chain’s flexible nature enables it to bend and twist slightly, accommodating small angular misalignments between the shafts. Additionally, the design of the sprockets and chain links allows for some axial movement, which addresses parallel misalignments.

It is important to note that while roller chain couplings can handle moderate misalignments, excessive misalignment should be avoided to prevent premature wear and potential coupling failure. Regular maintenance and alignment checks are crucial to ensure the coupling operates within its design limits and delivers reliable performance.

roller chain coupling

What is a Roller Chain Coupling and How Does It Function in Mechanical Power Transmission?

A roller chain coupling is a type of flexible coupling used in mechanical power transmission systems to connect two shafts and transmit torque between them. It consists of two sprockets, one on each shaft, and a roller chain that meshes with the sprockets.

The functioning of a roller chain coupling is as follows:

  1. Connection: The roller chain coupling is installed by placing the two sprockets on the respective shafts. The sprockets are positioned facing each other.
  2. Meshing: The roller chain is then looped around the sprockets, and its pins engage with the teeth of the sprockets.
  3. Power Transmission: When one shaft rotates, the roller chain transfers the rotational motion to the other shaft through the meshing of the chain with the sprockets.
  4. Torque Transfer: The torque is transmitted from one shaft to the other via the roller chain. This allows the two shafts to rotate together, providing a flexible and efficient power transmission connection.

Roller chain couplings are known for their reliability, simplicity, and ability to handle high torque loads. They are widely used in various industrial applications, including conveyor systems, pumps, mixers, and other equipment that require reliable torque transmission.

China manufacturer CHINAMFG Gl Type Simple Structure Convenient Rotational Torque Roller Chain Couplings Coupling  China manufacturer CHINAMFG Gl Type Simple Structure Convenient Rotational Torque Roller Chain Couplings Coupling
editor by CX 2024-02-15

China factory Kc Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling

Product Description

KC Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling

Product Description

Chain coupling: It comprises 2 sprockets, 1 double-row chain, and a yellow shell.

The chain coupling comprises a double-row roller chain and a pair of connecting sprockets. The connection and disassembly functions are completed through the joint of the chain. Our own factory with quality assurance produces the sprocket. Our couplings are characterized by compact structure, sturdiness, durability, safety, and easy installation.

Detailed Photos

 

Product Parameters

SIZE BORE Pilot A d O L I S B C BOLT TORQUE ARM(Nm) SPEED(rpm) (kg.cm2) WEIGHT
(kg)
3012 12-16 12 69 25 45 64.8 29.8 5.2 63 10.2 6M 190 5000 3.7 0.4
4012 12-22 12 77 33 62 79.4 36 7.4 72 14.4 6M 249 4800 5.5 0.8
4014 12-28 12 84 43 69 79.4 36 7.4 75 14.4 6M 329 4800 9.7 1.1
4016 14-32 14 92 48 77 87.4 40 7.4 75 14.4 6M 429 4800 14.4 1.4
5014 15-35 14 101 53 86 99.7 45 9.7 85 18.1 8M 620 3600 28 2.2
5016 16-40 16 111 60 93 99.7 45 9.7 85 18.1 8M 791 3600 37 2.7
5018 16-45 16 122 70 106 99.7 45 9.7 85 18.1 8M 979 3000 56.3 3.8
6018 20-56 20 142 85 127 123.5 56 11.5 105 22.8 10M 1810 2500 137.3 6.2
6571 20-60 20 158 98 139 123.5 56 11.5 105 22.8 10M 2210 2500 210.2 7.8
6571 20-71 20 168 110 151 123.5 56 11.5 117 22.8 10M 2610 2500 295 10.4
8018 20-80 20 190 110 169 141.2 63 15.2 129 29.3 12M 3920 2000 520 12.7
8571 20-90 20 210 121 185 145.2 65 15.2 137 29.3 12M 4800 2000 812.4 16
8571 20-100 20 226 140 202 157.2 71 15.2 137 29.3 12M 5640 1800 1110 20.2
1571 25-110 25 281 160 233 178.8 80 18.8 153 35.8 12M 8400 1800 2440 33
12018 35-125 35 307 170 256 202.7 90 22.7 181 45.4 12M 12700 1500 3940 47
12571 35-140 35 357 210 304 222.7 100 22.7 181 45.5 12M 18300 1250 7810 72
16018 63-160 35 375 228 340 254.1 112 30.1 240 58.5 16M 26400 1100 14530 108
16571 80-200 70 440 279 405 310.1 140 30.1 245 58.5 16M 37100 1000 32220 187
20018 82-205 75 465 289 425 437.5 200 37.5 285 71.6 20M 54100 800 50980 286
20571 100-255 90 545 263 506 477.5 220 37.5 300 71.6 20M 77800 600 111100 440
24571 120-310 110 650 448 607 650 302.5 45 340 87.8 20M 137000 600 310000 869
24026 150-360 140 745 526 704 700 327.5 45 350 87.8 20M 186000 500 598500 1260

 

Related Products

 

Company Profile

 

FAQ

Q: Can you make the coupling with customization?

A: Yes, we can customize per your request.

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

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

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

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

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

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

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

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

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

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

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 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 factory Kc Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling  China factory Kc Type Spline Shaft Couplings Roller Chain Coupling Rigid Shaft Coupling
editor by CX 2024-02-13