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) | |
---|
Customization: |
Available
| Customized Request |
---|
Are There Any Safety Considerations When Using Pin Couplings in Rotating Machinery?
Yes, there are several safety considerations to keep in mind when using pin couplings in rotating machinery. These considerations are essential to ensure the safe and efficient operation of the equipment and to protect personnel working in the vicinity. Here are some key safety points to consider:
- Guarding: When installing pin couplings, it is crucial to provide adequate guarding around the coupling area. This helps prevent accidental contact with the rotating coupling components, such as pins and hubs, which could cause severe injuries.
- Maintenance and Inspection: Regular maintenance and inspection of the pin coupling are vital to identify any signs of wear, misalignment, or damage. Any worn or damaged components should be replaced immediately to prevent coupling failure, which could lead to sudden equipment shutdown or safety hazards.
- Proper Alignment: Ensuring precise alignment of the connected shafts is crucial to the safe operation of the pin coupling. Misalignment can lead to increased stresses and premature wear on the coupling components, resulting in potential failures.
- Torque and Speed Limits: Adhering to the manufacturer’s recommended torque and speed limits for the pin coupling is essential for its safe operation. Exceeding these limits can lead to overloading and failure of the coupling.
- Environmental Considerations: Take into account the operating environment when selecting a pin coupling. Extreme temperatures, corrosive atmospheres, or harsh conditions may require special materials or coatings to ensure the coupling’s integrity and prevent premature failure.
- Training and Awareness: Operators and maintenance personnel should receive proper training on the safe handling, installation, and maintenance of pin couplings. Awareness of potential hazards and safety protocols is crucial for the safe use of rotating machinery.
- Emergency Shutdown: Install emergency shutdown systems that can quickly stop the rotating machinery in case of any safety concerns or abnormal conditions.
- Compliance with Regulations: Ensure that the use of pin couplings complies with all relevant safety and industry regulations and standards.
By taking these safety considerations into account and implementing proper safety measures, the use of pin couplings in rotating machinery can be done safely and effectively, mitigating potential risks and ensuring a safe working environment for personnel.
Can Pin Couplings Be Used for Both Motor-to-Shaft and Shaft-to-Shaft Connections?
Yes, pin couplings can be used for both motor-to-shaft and shaft-to-shaft connections in various mechanical systems. The versatile design of pin couplings allows them to connect two shafts with aligned or misaligned centers, making them suitable for a wide range of applications.
Motor-to-Shaft Connections: In motor-driven systems, pin couplings are commonly used to connect the motor shaft to the driven shaft of the equipment. The motor can be an electric motor, combustion engine, or any other type of power source. The pin coupling efficiently transfers torque from the motor shaft to the equipment’s driven shaft, enabling power transmission and mechanical motion.
Shaft-to-Shaft Connections: Pin couplings are also well-suited for shaft-to-shaft connections, where two separate shafts need to be joined together. This could be the case when extending the length of a shaft or connecting two separate pieces of rotating equipment. The pin coupling provides a secure and flexible connection between the two shafts, allowing torque to be transmitted between them while accommodating misalignment.
It is essential to consider the specific requirements of the application when selecting a pin coupling. Factors such as the amount of misalignment, torque capacity, operating conditions, and space constraints should be taken into account to ensure the coupling can effectively and reliably connect the motor and shafts.
Overall, the versatility and performance of pin couplings make them a popular choice for both motor-to-shaft and shaft-to-shaft connections in various industrial and mechanical systems.
Limitations and Disadvantages of Using Pin Couplings
While pin couplings offer various advantages and are suitable for many applications, they also have some limitations and disadvantages to consider:
- Misalignment Restrictions: Pin couplings can accommodate a certain degree of misalignment, but excessive misalignment can lead to increased wear and stress on the coupling components. They are not as effective at handling large angular or parallel misalignments compared to other flexible couplings like gear or elastomeric couplings.
- Less Damping Capacity: Pin couplings have limited damping capacity, which means they may not effectively absorb and reduce vibrations in the system. In applications where vibration damping is critical, elastomeric or flexible couplings may be more suitable.
- Noisy Operation: The rigid nature of pin couplings can lead to increased noise during operation, especially at high speeds or in applications with significant misalignment. This noise can be a concern in environments where noise levels need to be minimized.
- Higher Maintenance: Compared to maintenance-free couplings like certain types of elastomeric couplings, pin couplings may require more frequent inspection and maintenance. The pins and other components may experience wear over time and need replacement.
- Environmental Limitations: Some pin couplings may not be suitable for use in corrosive or high-temperature environments, depending on the materials used. Stainless steel or other corrosion-resistant materials can help mitigate this limitation.
- Size and Weight: In certain applications, the size and weight of pin couplings may be larger and heavier compared to other types of couplings. This can be a consideration in applications where weight is a concern or space is limited.
Despite these limitations, pin couplings remain a popular choice for many applications where their advantages, such as simplicity, durability, and cost-effectiveness, outweigh their disadvantages. It is crucial to carefully assess the specific requirements of the application and consider factors like misalignment, vibration, maintenance needs, and environmental conditions when selecting a coupling type.
editor by CX 2024-04-26
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