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
Tn
Kn·m
Speed
(n)
r/min
Shaft hole diameter
d
Shaft hole length D D1 B S Rotary inertia
kg·m2
 
Mass
kg
Y type  J1type
L
 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 Display

♦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 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.

FAQ
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 /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard Or Nonstandard: Standard
Shaft Hole: 10-32
Torque: >80N.M
Bore Diameter: 19mm
Speed: 4000r/M
Structure: Flexible
Samples:
US$ 500/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

China Custom Lz Elastic Pin Gear Coupling

pin coupling

Can Pin Couplings Accommodate High Torque and High-Speed Applications?

Pin couplings are versatile and robust, making them suitable for a wide range of applications, including those involving high torque and high-speed requirements. However, the specific design and construction of the pin coupling will determine its capacity to handle such demanding conditions.

The ability of a pin coupling to accommodate high torque depends on factors such as the material used, the size and number of pins, and the overall design. High-quality pin couplings are often made from strong and durable materials like alloy steel, which allows them to withstand significant torque loads without failure or deformation.

Similarly, the capability of a pin coupling to handle high speeds depends on factors such as the balance of the coupling and the precise manufacturing of the pins and hubs. Properly balanced pin couplings can operate at higher speeds without generating excessive vibration or causing premature wear.

When selecting a pin coupling for high torque and high-speed applications, it is essential to consider the following:

  • Design and Construction: Opt for pin couplings with a robust and well-engineered design to handle the expected torque and speed requirements.
  • Material: Choose pin couplings made from high-quality materials known for their strength and fatigue resistance.
  • Size: Select an appropriate size of pin coupling that can accommodate the torque and speed expected in the application.
  • Manufacturer’s Ratings: Refer to the manufacturer’s specifications and torque-speed curves to ensure the coupling meets the desired performance criteria.

By carefully considering these factors and choosing a pin coupling designed for high torque and high-speed applications, you can ensure reliable and efficient power transmission in demanding industrial settings.

pin coupling

How Does a Pin Coupling Handle Angular, Parallel, and Axial Misalignment?

A pin coupling is designed to handle different types of misalignment, including angular, parallel, and axial misalignment. The unique construction of pin couplings allows them to accommodate these misalignments without compromising the efficiency and performance of the connected equipment.

1. Angular Misalignment: Angular misalignment occurs when the axes of the driving and driven shafts are not parallel but intersect at an angle. Pin couplings can tolerate angular misalignment because of their flexible and floating pin design. The two coupling halves are connected by a series of pins, which can pivot and move within the pin holes. This flexibility allows the coupling to bend slightly, adjusting to the angle of misalignment between the shafts.

2. Parallel Misalignment: Parallel misalignment happens when the axes of the driving and driven shafts are parallel, but they are laterally displaced from each other. Pin couplings can handle parallel misalignment to some extent due to the floating nature of the pins. The pins can move laterally within the pin holes, allowing the coupling to adapt to the offset between the shafts.

3. Axial Misalignment: Axial misalignment occurs when there is a linear displacement along the axis of one shaft concerning the other. While pin couplings primarily focus on handling angular and parallel misalignment, they may offer limited axial misalignment capabilities. The floating pins provide a small degree of axial movement, but excessive axial misalignment is best avoided to prevent additional stresses on the coupling.

It is important to note that while pin couplings can accommodate some degree of misalignment, excessive misalignment should be avoided to prevent premature wear and potential failure of the coupling and connected equipment. Regular inspection and maintenance can help identify and address any misalignment issues, ensuring the optimal performance and longevity of the pin coupling in power transmission applications.

pin coupling

Understanding Pin Couplings and Their Functionality

A pin coupling, also known as a shear pin coupling, is a type of mechanical coupling used to connect two rotating shafts in a mechanical system. It is designed to transmit torque while allowing for a limited amount of angular misalignment between the shafts. The primary function of a pin coupling is to protect the connected equipment from torque overload and prevent damage to the shafts and other components in case of sudden shock or overload.

How a Pin Coupling Works:

A typical pin coupling consists of two hubs, one on each shaft to be connected, and a series of pins that pass through the hubs to join them together. The pins are usually made of a softer material than the hubs, such as brass or aluminum, to act as sacrificial elements. The number and size of the pins depend on the coupling’s torque rating and the required angular misalignment capacity.

When the shafts are misaligned, the pins experience shear stress as they bend under the applied load. In normal operating conditions, the pins remain intact and allow the torque to transfer from one shaft to another. However, in the event of an overload or excessive misalignment, the pins will shear off, preventing the transmission of excessive torque and protecting the connected equipment from damage.

After shearing, the damaged pins can be easily replaced, and the coupling can be put back into service without major repairs to the equipment. This feature makes pin couplings particularly suitable for applications with varying operating conditions and environments where shock loads or sudden overloads may occur.

Advantages of Pin Couplings:

Protection against Overload: The shear pins act as a safety feature, protecting the connected equipment from excessive torque and sudden shocks.

Misalignment Tolerance: Pin couplings can accommodate a limited amount of angular misalignment between the shafts.

Easy Replacement: After shearing, the damaged pins can be quickly replaced, reducing downtime and maintenance costs.

Versatility: Suitable for a wide range of applications, including pumps, compressors, and other industrial machinery.

Cost-Effective: The sacrificial pins are cost-effective components that can be easily replaced, avoiding costly repairs to the main equipment.

Limitations:

– Pin couplings have lower torque capacities compared to some other coupling types, such as gear couplings or rigid couplings.

– The need to replace the shear pins after each failure may lead to frequent maintenance requirements in applications with frequent overloads or misalignments.

In summary, pin couplings offer a reliable and cost-effective solution for torque transmission and protection against overloads in various mechanical systems. Their ability to accommodate misalignment and absorb shock loads makes them suitable for a wide range of industrial applications.

China Custom Lz Elastic Pin Gear Coupling  China Custom Lz Elastic Pin Gear Coupling
editor by CX 2024-04-29