Product Description

LZ Type Flexible Pin Bush Gear Couplings(GB/T 5015-2003)

Product Description

 

♦Description
The LZ type flexible pin coupling is made of the outer edge of the 2 half couplings and the inner edge of the outer sleeve to make a semicircular groove with the same radius, and a pin is embedded in the middle pin hole.
When working, the half-coupling of the driving shaft drives the outer sleeve through the pin, and the outer sleeve drives the driven half-coupling to rotate through the pin to transmit torque.

 

Advantage:

1. Low life-cycle costs and long service life

2. Increase productivity

3. Professional and innovative solutions

4. Reduce carbon dioxide emissions

♦Detailed Pictures

♦Product Parameter

Note:
kN.m= Norminal Torque; rpm= Allowable speed of rotation; d1.d2= Diameter of shaft hole;
Y L= Length of shaft hole; kg.m²= Rotational inertia; kg= Mass

Allowable Compensation for Elastic Pin& Bush Gear Couplings

Note: △Y= Radial; △X= Axial; △α= Angular
1. The measuring part of radial compensation is half of the maximum outer circle width of the half coupling.
2. The compensation quantity listed in the table refers to the relative offset of 2 axes caused by installation error, shock, vibration, deformation, temperature change and other factors.
The installation error must be less than the value listed in the table.

Other products

 

♦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

 

Company Profile

 

♦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 service

 

♦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

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flexible gear coupling

Maintenance Requirements for Flexible Gear Couplings

To extend the lifespan and ensure optimal performance of flexible gear couplings, regular maintenance is essential. Here are the key maintenance requirements:

  • Lubrication: Proper lubrication is crucial for flexible gear couplings. Regularly inspect the coupling’s lubrication system and ensure it is filled with the recommended lubricant. Adequate lubrication reduces friction, wear, and heat generation, leading to smoother operation and increased lifespan.
  • Inspection: Regularly inspect the flexible gear coupling for signs of wear, damage, or misalignment. Look for unusual vibrations, noise, or temperature increases during operation, as these may indicate issues that need attention.
  • Torque Monitoring: Periodically check the torque levels to ensure they are within the coupling’s specified limits. Overloading the coupling can lead to premature wear and failure.
  • Bolt Tightening: Check and tighten the coupling bolts as needed. Vibrations and continuous operation can cause bolts to loosen over time, affecting the coupling’s performance.
  • Alignment: If misalignment is detected during inspection, address it promptly. Proper shaft alignment is crucial for the coupling’s longevity and smooth operation.
  • Environmental Considerations: Be mindful of the operating environment. In harsh conditions, such as corrosive or high-temperature environments, additional protective measures may be necessary to safeguard the coupling’s integrity.

Following these maintenance practices will help prevent premature wear, reduce downtime, and extend the lifespan of flexible gear couplings, ensuring reliable and efficient power transmission in the long run.

flexible gear coupling

Handling Torsional Stiffness and Dynamic Balancing in Flexible Gear Couplings

Flexible gear couplings are designed to effectively handle torsional stiffness and dynamic balancing in rotating machinery. Here’s how they achieve this:

  • Torsional Stiffness: Flexible gear couplings are engineered to provide a certain level of torsional stiffness while still allowing for some flexibility. This stiffness helps transmit torque efficiently from one shaft to another, ensuring minimal power loss. The flexibility of the coupling allows it to accommodate misalignments and shock loads, reducing the risk of damage to connected equipment.
  • Dynamic Balancing: Proper dynamic balancing is crucial in rotating machinery to prevent vibrations that could lead to premature wear and damage. Flexible gear couplings are designed to have symmetrical and evenly distributed masses. This helps minimize any dynamic imbalances that could occur during rotation, resulting in smoother and more stable operation.

The combination of torsional stiffness and dynamic balancing in flexible gear couplings makes them suitable for various industrial applications, providing reliable power transmission while dampening vibrations and accommodating misalignments. It ensures that the connected machinery operates efficiently and with reduced wear and tear, resulting in longer equipment lifespan and enhanced overall system performance.

flexible gear coupling

Proper Installation of Flexible Gear Couplings for Optimal Performance and Reliability

Proper installation of a flexible gear coupling is crucial to ensure its optimal performance, reliability, and longevity. Here are the steps to follow for a successful installation:

  1. Inspect the Coupling: Before installation, carefully inspect the coupling components, including the hubs, gear teeth, and flexible element, for any damage or defects.
  2. Clean the Components: Ensure that all components are clean and free from dirt, debris, and any contaminants that could affect the coupling’s performance.
  3. Check Alignment: Verify that the shafts of the connected equipment are properly aligned within the manufacturer’s recommended tolerances. Misalignment can lead to premature wear and failure of the coupling.
  4. Grease or Lubricate: Apply the appropriate coupling lubricant or grease to the gear teeth and the flexible element. Lubrication helps reduce friction, heat generation, and wear.
  5. Assemble the Coupling: Carefully assemble the coupling by aligning the gear teeth of the hubs and the internal sleeve. Follow the manufacturer’s guidelines for the correct orientation and positioning.
  6. Tighten Fasteners: Gradually tighten the fasteners, such as bolts or screws, in a cross-pattern to ensure even pressure distribution. Do not overtighten, as it can cause deformation of the coupling components.
  7. Perform a Trial Run: After installation, perform a trial run to check for any abnormalities, unusual noises, or vibrations. Monitor the coupling during the trial run to detect any potential issues.
  8. Regular Maintenance: Implement a regular maintenance schedule to inspect and lubricate the coupling periodically. Follow the manufacturer’s maintenance guidelines to ensure the coupling’s continued performance and reliability.
  9. Replace Worn Components: If any components of the coupling show signs of wear or damage during maintenance inspections, replace them promptly to prevent further issues.

It is essential to follow the manufacturer’s installation instructions and guidelines specific to the flexible gear coupling model to achieve the best results. Proper installation enhances the coupling’s ability to handle misalignment, transmit torque efficiently, and ensure reliable operation in the power transmission system.

China Hot selling CHINAMFG Lz Type Good Versatility Simple Structure Coupling Flexible Pin & Bush Gear Couplings  China Hot selling CHINAMFG Lz Type Good Versatility Simple Structure Coupling Flexible Pin & Bush Gear Couplings
editor by CX 2024-05-13