Product Description

 GSL-Z Type Telescopic Drum Gear Coupling(JB/T10540-2005)

♦Description

Table 1: Load Property Coefficient

Load nature  working mechanism	K
Uniform load, smooth work	1.0
Uneven load, moderate impact	1.1~1.3
Comparatively large impact load, frequent positive and negative rotation	1.3~1.5
Extra large impact load, frequent positive and negative rotation	>1.5~2.25

 

♦Main Dimension and Parameter

Note:
kN.m= Nominal Torque; β= Working axis Angle; L D= Overall dimensions;
S= Expansion amount; d l= Size of trunnion

Note:
Dimensions of roll connection (d3max H2max)- Nominal size, Deviation of limit; Connection sizeof reducer end(d4 d5…);
kg= Mass(Every 100mm increases); kg.m²= Rotational inertia(Every 100mm increases) 
1. The connection size of both ends (the diameter and length of the flat hole of the roll end and the modulus and number of teeth of the reducer end) is given according to the maximum structure size. When the actual needs to change, it can be adjusted in this range.
2. Lmin is the minimum length size allowed to be manufactured for the coupling. The actual minimum length size can be determined according to the actual needs of users, but must be ≥Lmin.
3. The mass and rotational  inertia in the table are approximate values calculated by Lmin (excluding expansion).

♦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 CZPT 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 Services
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 Services
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 the new model when there is new cars in the market.

5. Quality Control
Every step should be a special 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 the customers with customized artworks in PDF or AI format.

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

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have a very good price principle, when you make the bulk order 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

Can Drive Couplings Handle Reversing Loads and Shock Loads Effectively?

Yes, drive couplings are designed to handle reversing loads and shock loads effectively in various industrial applications. Their ability to accommodate these dynamic loads makes them suitable for many power transmission scenarios. Here’s how drive couplings handle reversing loads and shock loads:

• Reversing Loads: Drive couplings, especially flexible couplings like elastomeric, grid, and gear couplings, can handle reversing loads without difficulty. These couplings have torsional flexibility, which allows them to compensate for angular misalignments and absorb shocks during load reversals. As the direction of the load changes, the coupling flexes and adjusts accordingly, minimizing stress on the connected equipment. This flexibility also reduces the wear and tear on both the coupling and the connected machinery, leading to improved durability and extended service life.
• Shock Loads: Drive couplings are engineered to handle shock loads efficiently. Shock loads are sudden, high-intensity forces that can occur during equipment start-ups, stops, or unexpected changes in operating conditions. Elastomeric couplings are particularly effective in damping these shock loads due to the flexibility of their elastomeric elements. Grid couplings with a spring-like grid structure and gear couplings with rigid teeth also excel at distributing and absorbing shock loads. Even chain couplings, designed with roller chains, can effectively handle shock loads by absorbing the impact through the rollers and chain links.

When selecting a drive coupling for an application that involves reversing loads or shock loads, it’s essential to consider factors such as the magnitude and frequency of the loads, the operating environment, and the specific coupling’s design capabilities. Manufacturers often provide load capacity charts and guidelines to help users select the appropriate coupling for their requirements.

Proper maintenance and regular inspections are also essential to ensure that the coupling remains in good working condition. Monitoring the coupling’s performance and addressing any signs of wear or damage promptly can prevent unexpected failures and enhance the overall reliability of the power transmission system.

Best Practices for Maintaining Drive Couplings

Maintaining drive couplings is crucial to ensure their optimal performance, longevity, and reliability in power transmission systems. Following these best practices can help you keep your drive couplings in excellent condition:

1. Regular Inspections: Conduct visual inspections of the drive couplings and associated components at regular intervals. Look for signs of wear, damage, or misalignment.
2. Lubrication: Some drive couplings require lubrication for smooth operation. Follow the manufacturer’s recommendations regarding the type and frequency of lubrication.
3. Alignment: Ensure proper alignment of the shafts connected by the coupling. Misalignment can lead to premature wear and reduced performance.
4. Torque Monitoring: Monitor the torque transmitted through the drive coupling, especially in high-load applications. Avoid exceeding the recommended torque limits to prevent damage.
5. Torsional Flexibility: For flexible drive couplings, check the torsional flexibility to ensure it can accommodate torque variations and vibrations without failure.
6. Temperature and Environment: Consider the operating temperature and environment when selecting a drive coupling. Extreme temperatures or harsh conditions can impact performance and durability.
7. Replace Worn Components: If any part of the drive coupling shows signs of wear or damage, replace it promptly with genuine manufacturer-recommended parts.
8. Dynamic Balancing: For high-speed applications, ensure that the drive coupling and connected components are dynamically balanced to prevent vibrations and premature wear.
9. Follow Maintenance Schedule: Adhere to the maintenance schedule provided by the coupling manufacturer. Regular maintenance helps detect issues early and ensures smooth operation.
10. Proper Installation: Ensure the drive coupling is installed correctly and according to the manufacturer’s instructions. Improper installation can lead to performance issues.
11. Keep It Clean: Maintain cleanliness around the drive coupling area to prevent the ingress of debris or contaminants that can cause damage.
12. Training and Awareness: Provide proper training to maintenance personnel regarding the maintenance and care of drive couplings. Create awareness about the importance of regular inspections and maintenance.

By following these best practices, you can prolong the life of your drive couplings, reduce downtime, and enhance the overall efficiency and reliability of your power transmission system.

How does a Flexible Drive Coupling differ from a Rigid Drive Coupling?

A drive coupling is a mechanical device used to connect two shafts in a power transmission system. Drive couplings can be broadly classified into two main categories: flexible drive couplings and rigid drive couplings. Each type offers distinct advantages and is suitable for different application requirements. Here’s how a flexible drive coupling differs from a rigid drive coupling:

Flexible Drive Coupling:

A flexible drive coupling is designed with an element that allows some degree of movement and flexibility between the connected shafts. This element can be made of various materials, such as elastomers, metal discs, or grids. The flexibility of the coupling element enables it to accommodate misalignments, shocks, and vibrations, making it ideal for applications where these factors are present.

Main Characteristics:

• Misalignment Absorption: Flexible couplings can compensate for angular, parallel, and axial misalignments between the shafts, reducing stress on connected machinery and extending component life.
• Shock and Vibration Damping: The flexible element of the coupling dampens shocks and vibrations, protecting the connected equipment from sudden impact loads and reducing noise and wear.
• Torsional Flexibility: Flexible couplings can twist and bend, providing torsional flexibility to accommodate fluctuations in torque and prevent damage from torque spikes.
• Energy Absorption: In high-torque applications, the flexible element absorbs energy and reduces peak loads, which can be beneficial for protecting the drivetrain.

Rigid Drive Coupling:

A rigid drive coupling, on the other hand, is designed to provide a direct and rigid connection between the shafts. It has little to no flexibility or movement in the coupling itself. Rigid couplings are typically used when precise shaft alignment is essential, and there is minimal misalignment or vibration in the system.

Main Characteristics:

• Precision Alignment: Rigid couplings ensure precise alignment between the connected shafts, which is critical in applications requiring accurate positioning and minimal shaft deflection.
• No Misalignment Compensation: Unlike flexible couplings, rigid couplings do not compensate for misalignments, so proper alignment during installation is crucial to prevent premature wear or damage to the equipment.
• Torsional Stiffness: Rigid couplings have high torsional stiffness, meaning they efficiently transmit torque with minimal torsional deflection.
• High Torque Capacity: Due to their solid construction, rigid couplings can handle higher torque loads compared to some flexible coupling types.

In summary, the choice between a flexible drive coupling and a rigid drive coupling depends on the specific application’s requirements, including the degree of misalignment, shock and vibration levels, torque capacity, and precision alignment needs. Flexible couplings are suitable for applications with misalignments and dynamic loads, while rigid couplings are preferred for precise positioning and high-torque applications with minimal misalignment.

editor by CX 2023-08-18