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

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

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 are the advantages of using chain couplings?

  • Flexible and Reliable Connection: Chain couplings provide a flexible and reliable connection between rotating shafts. They can accommodate misalignment between the shafts, including angular, parallel, and axial misalignments. This flexibility helps to reduce stress on the shafts and bearings, resulting in smoother operation and extended equipment lifespan.

  • High Torque Capacity: Chain couplings are capable of transmitting high torque loads. The positive engagement between the sprocket teeth and the chain rollers allows for efficient power transfer, making them suitable for applications that require the transmission of substantial rotational forces.

  • Mechanical Protection: Chain couplings act as mechanical protection by providing a breakable link in the power transmission system. In case of sudden overloads or jams in the system, the chain can break, preventing damage to the machinery components. This feature helps to protect expensive equipment and minimizes downtime for repairs.

  • Misalignment Compensation: Chain couplings can compensate for misalignment between the connected shafts. They can tolerate angular misalignment, where the shafts are not perfectly aligned at an angle, parallel misalignment, where the shafts are offset from each other, and axial misalignment, which refers to displacement along the axis of the shafts. This ability to accommodate misalignment helps to prevent excessive stress and premature wear on the shafts and bearings.

  • Wide Range of Applications: Chain couplings are versatile and find applications in various industries and machinery. They are used in conveyors, pumps, crushers, mixers, industrial drives, and many other systems. The ability to handle different torque requirements, speed variations, and misalignment conditions makes chain couplings suitable for a wide range of power transmission needs.

  • Easy Maintenance: Chain couplings are relatively easy to maintain. Regular lubrication of the chain and sprockets helps to reduce friction and wear, ensuring smooth operation and extending the life of the coupling. Maintenance tasks such as chain tensioning and inspection can be carried out without requiring complex tools or specialized training.

In summary, the advantages of using chain couplings include their flexible and reliable connection, high torque capacity, ability to compensate for misalignment, mechanical protection, wide range of applications, and ease of maintenance. These features make chain couplings a preferred choice in various industries where efficient power transmission and reliable operation are vital.

China factory CHINAMFG Gl Type Transmission Parts Industrial Equipment Roller Chain Couplings Coupling  China factory CHINAMFG Gl Type Transmission Parts Industrial Equipment Roller Chain Couplings Coupling
editor by CX 2024-02-06