China Hot selling CZPT Elastic Pin Gear Coupling supplier

Product Description

LZ Elastic Pin Gear Coupling(GB/T5015-2003)

LZ High Quality Elastic Pin Gear Coupling uses nylon rod to turn the column pin into the opposite hole between the 2 half coupling and the outer ring inner surface, and transfers the torque through the column pin to realize the connection between 2 half couplings. It has certain shaft offset compensation ability and shock absorption performance. 

LZ High Quality Elastic Pin Gear Coupling is symmetrical and interchangeable, long life, allowing large axial movement, and has the performance of cushioning, damping, wear resistance and so on. The shaft holes of the 2 axle head of the pin type coupling of the LZ elastic column are all straight holes.

LZ Elastic Pin Gear Coupling Basic Parameter And Main Diamention(GB/T5015-2003)

Model Nominal Torque
Shaft hole diameter
Shaft hole length D D1 B S Rotary inertia
Y type  J1type
 LZ1 0.112 5000 12-24 27-52 76 40 42 2.5 0.001 1.67
LZ2 0.25 5000 16-32 44-82 90 50 50 2.5 0.003 3.00
LZ3 0.63 4500 25-42 44-112 118 65 70 3.0 0.12 7.31
LZ4 1.8 4200 40-60 84-142 158 90 90 4 0.045 16.20
LZ5 4.5 4000 50-80 84-172 192 120 90 4 0.108 27.02
LZ6 8 3300 60-95 107-172 230 130 112 5 0.242 40.59
LZ7 11.2 2900 70-110 107-212 260 160 112 5 0.443 59.60
LZ8 18 2500 80-130 132-252 300 190 128 6 0.908 94.67
LZ9 25 2300 90-150 132-252 335 220 150 7 1.733 13.8
LZ10 31.5 2100 100-170 167-302 355 245 152 8 2.422 169.3
LZ11 40 2000 110-180 167-302 380 260 172 8 3.369 203.1
LZ12 63 1700 130-200 202-352 445 290 182 8 6.524 296.6
LZ13 100 1500 150-240 202-410 515 345 218 8 14.19 469.2
LZ14 125 1400 170-260 242-410 560 390 218 8 21.67 621.7
LZ15 160 1300 190-300 282-470 590 420 240 10 29.52 730.5
LZ16 250 1000 220-340 282-550 695 490 265 10 62.47 1144
LZ17 355 950 240-380 330-550 770 550 285 10 106.0 1557
LZ18 450 850 250-420 330-650 860 605 300 13 175.4 2062
LZ19 630 750 280-450 380-650 970 695 322 14 323.2 3068
LZ20 1120 650 320-500 380-650 1160 800 355 15 669.4 4715
LZ21 1800 530 380-630 450-800 1440 1571 360 18 1880 8699
LZ22 2240 500 420-750 540-800 1520 1100 405 19 2596 9437
LZ23 2800 460 480-850 540-880 1640 1240 440 20 3982 12095

♦Product Show

♦Other Products List

Transmission Machinery 
Parts Name
Universal Coupling WS,WSD,WSP
Cardan Shaft SWC,SWP,SWZ
Tooth Coupling CL,CLZ,GCLD,GIICL,
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

♦Our Company

HangZhou CZPT Machinery Manufacturing Co., Ltd. is a technology-based company specializing in the design and manufacture of basic transmission parts and various auxiliary non-standard equipment accessories. The products are mainly used in metallurgy, electric power, mining, chemical industry, petroleum, papermaking, shipbuilding, heavy industry, etc.

In many industries, it has provided strong technical and equipment support for many companies around the world. At present, the products are also exported to Russia, Italy, Spain, Brazil, Ukraine, Turkey, Australia, Singapore, Vietnam, Indonesia, Malaysia, Sri Lanka and other countries and regions.

Welcome to customize products from our factory and please provide your design drawings or contact us if you need other requirements.

♦Our Services
1.Design Services
Our design team has experience in cardan shaft 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 special test by Professional Staff according to the standard of ISO9001 and TS16949.

Q 1: Are you trading company or 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 of 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 then cost of sample will be deducted.

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

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

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:1) T/T. 

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

Standard Or Nonstandard: Standard
Shaft Hole: 10-32
Torque: 0.112kn.M-2800kn.M
Bore Diameter: 12mm-850mm
Speed: 400r/M-5000r/M
Structure: Flexible
US$ 500/Piece
1 Piece(Min.Order)

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Functions and Modifications of Couplings

A coupling is a mechanical device that connects two shafts and transmits power. Its main purpose is to join two rotating pieces of equipment together, and it can also be used to allow some end movement or misalignment. There are many different types of couplings, each serving a specific purpose.


Functions of coupling are useful tools to study the dynamical interaction of systems. These functions have a wide range of applications, ranging from electrochemical processes to climate processes. The research being conducted on these functions is highly interdisciplinary, and experts from different fields are contributing to this issue. As such, this issue will be of interest to scientists and engineers in many fields, including electrical engineering, physics, and mathematics.
To ensure the proper coupling of data, coupling software must perform many essential functions. These include time interpolation and timing, and data exchange between the appropriate nodes. It should also guarantee that the time step of each model is divisible by the data exchange interval. This will ensure that the data exchange occurs at the proper times.
In addition to transferring power, couplings are also used in machinery. In general, couplings are used to join two rotating pieces. However, they can also have other functions, including compensating for misalignment, dampening axial motion, and absorbing shock. These functions determine the coupling type required.
The coupling strength can also be varied. For example, the strength of the coupling can change from negative to positive. This can affect the mode splitting width. Additionally, coupling strength is affected by fabrication imperfections. The strength of coupling can be controlled with laser non-thermal oxidation and water micro-infiltration, but these methods have limitations and are not reversible. Thus, the precise control of coupling strength remains a major challenge.


Couplings transmit power from a driver to the driven piece of equipment. The driver can be an electric motor, steam turbine, gearbox, fan, or pump. A coupling is often the weak link in a pump assembly, but replacing it is less expensive than replacing a sheared shaft.
Coupling functions have wide applications, including biomedical and electrical engineering. In this book, we review some of the most important developments and applications of coupling functions in these fields. We also discuss the future of the field and the implications of these discoveries. This is a comprehensive review of recent advances in coupling functions, and will help guide future research.
Adaptable couplings are another type of coupling. They are made up of a male and female spline in a polymeric material. They can be mounted using traditional keys, keyways, or taper bushings. For applications that require reversal, however, keyless couplings are preferable. Consider your process speed, maximum load capacity, and torque when choosing an adaptable coupling.
Coupling reactions are also used to make pharmaceutical products. These chemical reactions usually involve the joining of two chemical species. In most cases, a metal catalyst is used. The Ullmann reaction, for instance, is an important example of a hetero-coupling reaction. This reaction involves an organic halide with an organometallic compound. The result is a compound with the general formula R-M-R. Another important coupling reaction involves the Suzuki coupling, which unites two chemical species.
In engineering, couplings are mechanical devices that connect two shafts. Couplings are important because they enable the power to be transmitted from one end to the other without allowing a shaft to separate during operation. They also reduce maintenance time. Proper selection, installation, and maintenance, will reduce the amount of time needed to repair a coupling.


Maintenance of couplings is an important part of the lifecycle of your equipment. It’s important to ensure proper alignment and lubrication to keep them running smoothly. Inspecting your equipment for signs of wear can help you identify problems before they cause downtime. For instance, improper alignment can lead to uneven wear of the coupling’s hubs and grids. It can also cause the coupling to bind when you rotate the shaft manually. Proper maintenance will extend the life of your coupling.
Couplings should be inspected frequently and thoroughly. Inspections should go beyond alignment checks to identify problems and recommend appropriate repairs or replacements. Proper lubrication is important to protect the coupling from damage and can be easily identified using thermography or vibration analysis. In addition to lubrication, a coupling that lacks lubrication may require gaskets or sealing rings.
Proper maintenance of couplings will extend the life of the coupling by minimizing the likelihood of breakdowns. Proper maintenance will help you save money and time on repairs. A well-maintained coupling can be a valuable asset for your equipment and can increase productivity. By following the recommendations provided by your manufacturer, you can make sure your equipment is operating at peak performance.
Proper alignment and maintenance are critical for flexible couplings. Proper coupling alignment will maximize the life of your equipment. If you have a poorly aligned coupling, it may cause other components to fail. In some cases, this could result in costly downtime and increased costs for the company.
Proper maintenance of couplings should be done regularly to minimize costs and prevent downtime. Performing periodic inspections and lubrication will help you keep your equipment in top working order. In addition to the alignment and lubrication, you should also inspect the inside components for wear and alignment issues. If your coupling’s lubrication is not sufficient, it may lead to hardening and cracking. In addition, it’s possible to develop leaks that could cause damage.


The aim of this paper is to investigate the effects of coupling modifications. It shows that such modifications can adversely affect the performance of the coupling mechanism. Moreover, the modifications can be predicted using chemical physics methods. The results presented here are not exhaustive and further research is needed to understand the effects of such coupling modifications.
The modifications to coupling involve nonlinear structural modifications. Four examples of such modifications are presented. Each is illustrated with example applications. Then, the results are verified through experimental and simulated case studies. The proposed methods are applicable to large and complex structures. They are applicable to a variety of engineering systems, including nonlinear systems.
China Hot selling CZPT Elastic Pin Gear Coupling   supplier China Hot selling CZPT Elastic Pin Gear Coupling   supplier
editor by CX 2023-04-28