China supplier CHINAMFG Lz Type Flexible Pin & Bush Gear Couplings Flange Cover Connection Torque Coupling

Product Description

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

♦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 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 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

Potential Causes of Failure in Flexible Gear Couplings and Prevention

Flexible gear couplings, like any mechanical component, may experience failures if not properly maintained or operated. Some potential causes of failure and ways to prevent them include:

  • Misalignment: Misalignment between the shafts can cause excessive stress on the coupling components, leading to failure. Regularly check and align the shafts to ensure they are properly aligned within specified tolerances.
  • Overloading: Exceeding the rated torque capacity of the coupling can result in premature failure. Always operate within the recommended torque limits and avoid sudden shock loads.
  • Poor Lubrication: Inadequate or improper lubrication can lead to increased friction, wear, and overheating. Follow the manufacturer’s guidelines for lubrication frequency and use the correct type of lubricant.
  • Corrosion: Exposure to corrosive environments can degrade the coupling’s material over time. Select couplings made from corrosion-resistant materials or use protective coatings when necessary.
  • Fatigue: Cyclic loading and continuous operation can cause fatigue failure in flexible gear couplings. Ensure the coupling is rated for the application’s required number of cycles and replace it if it shows signs of fatigue or wear.
  • Temperature: Operating the coupling at temperatures beyond its limits can lead to material degradation and reduced performance. Check the coupling’s temperature rating and operate within the specified range.

Regular inspection, maintenance, and adherence to the manufacturer’s guidelines are essential to prevent failure and ensure the reliable performance of flexible gear couplings. Implementing preventive measures can extend the couplings’ lifespan, minimize downtime, and enhance the overall efficiency of the machinery they are part of.

flexible gear coupling

Flexible Gear Coupling: Function and Operation

A flexible gear coupling is a type of mechanical coupling used to connect two shafts in a power transmission system. It consists of two hubs with external gear teeth and an elastomeric flexible element between them. The flexible element can be made of materials such as polyurethane, rubber, or synthetic materials with high torsional flexibility and damping properties.

The function of a flexible gear coupling is to transmit torque between the connected shafts while accommodating misalignments and absorbing shocks and vibrations. When the shafts are misaligned due to angular, parallel, or axial displacements, the flexible element allows the hubs to move relative to each other, thus minimizing the transmission of misalignment forces to the connected machinery.

The operation of a flexible gear coupling involves the following steps:

  1. The torque from the driving shaft is transmitted to the first hub with external gear teeth.
  2. The external gear teeth on the first hub mesh with the internal gear teeth on the flexible element.
  3. As the flexible element deforms under torque and misalignment, it allows the second hub to rotate while maintaining contact with the first hub.
  4. The torque is then transmitted from the flexible element to the second hub, which drives the driven shaft.

The flexibility of the elastomeric element in a flexible gear coupling allows it to dampen vibrations and shocks that may occur during operation, thereby protecting the connected equipment from potential damage. Additionally, its ability to accommodate misalignment reduces stress on the shafts and bearings, extending the life of the power transmission system.

China supplier CHINAMFG Lz Type Flexible Pin & Bush Gear Couplings Flange Cover Connection Torque Coupling  China supplier CHINAMFG Lz Type Flexible Pin & Bush Gear Couplings Flange Cover Connection Torque Coupling
editor by CX 2024-04-02