Product Description
Flexible Coupling, High Quality Jaw Coupling
Application:
1.LT type shaft coupling with elastic sleeve and pin are widely used in various mechanical and hydraulic fields, can adapt positive and negative changeful start frequent occasions.
2.Printing machinery / Packing machinery / Wood-working machinery etc large-scale mechanical equipment.
Design feature:
1.Because of elastic sleeve distortion and the teeth clearance between ring holes of half-coupling,the coupling has some compensatory of relativity shir and isolation properties.
2.Working temperature is -20ºC~+70ºC.
3.The marking method of Keyway forms and shaft holes size must be in accord with GB/T3852-1997.
Basic Parameter And Main Dimension(GB/T4323-2002)
| Type | Nominal torque N·m |
Speed rpm |
Bore diameter (mm) d1,d2,dz |
Length of bore(mm) | D | A | S | Limited compensation | Mass kg |
Rotary Inertia kg·m2 |
|||||
| Y Type | J,J1,Z Type | Radial mm |
Angle | ||||||||||||
| Iron | Steel | Iron | Steel | L | L1 | L | mm | ||||||||
| LT1 | 6.3 | 6600 | 8800 | 9 | 9 | 20 | 14 | 71 | 18 | 3 | 0.2 | 1°30´ | 0.82 | 0.0005 | |
| 10,11 | 10,11 | 25 | 17 | ||||||||||||
| 12 | 12,14 | 32 | 20 | ||||||||||||
| LT2 | 16 | 5500 | 7600 | 12,14 | 12,14 | 32 | 20 | 80 | 18 | 3 | 0.2 | 1°30´ | 1.20 | 0.0008 | |
| 16 | 16,18,19 | 42 | 30 | 42 | |||||||||||
| LT3 | 31.5 | 4700 | 6300 | 16,18,19 | 16,18,19 | 42 | 30 | 42 | 95 | 35 | 4 | 0.2 | 1°30´ | 2.20 | 0.571 |
| 20 | 20,22 | 52 | 38 | 52 | |||||||||||
| LT4 | 63 | 4200 | 5700 | 20,22,24 | 20,22,24 | 52 | 38 | 52 | 106 | 35 | 4 | 0.2 | 1°30´ | 2.84 | 0.0037 |
| – | 25,28 | 62 | 44 | 62 | |||||||||||
| LT5 | 125 | 3600 | 4600 | 25,28 | 25,28 | 62 | 44 | 62 | 130 | 45 | 5 | 0.3 | 1°30´ | 6.05 | 0.012 |
| 30,32 | 30,32,35 | 82 | 60 | 82 | |||||||||||
| LT6 | 250 | 3300 | 3800 | 30,35,38 | 32,35,38 | 82 | 60 | 82 | 160 | 45 | 5 | 0.3 | 1°00´ | 9.57 | 0.571 |
| 40 | 40,42 | 112 | 84 | 112 | |||||||||||
| LT7 | 500 | 2800 | 3600 | 40,42,45 | 40,42,45,48 | 112 | 84 | 112 | 190 | 45 | 5 | 0.3 | 1°00´ | 14.01 | 0.055 |
| LT8 | 710 | 2400 | 3000 | 45,48,50,55 | 45,48,50,55,56 | 112 | 84 | 112 | 224 | 65 | 6 | 0.4 | 1°00´ | 23.12 | 0.1340 |
| – | 60,63 | 142 | 107 | 142 | |||||||||||
| LT9 | 1000 | 2100 | 2850 | 50,55,56 | 50,55,56 | 112 | 84 | 112 | 250 | 65 | 6 | 0.4 | 1°00´ | 30.69 | 0.2130 |
| 60,63 | 60,63,65,70,71 | 142 | 108 | 142 | |||||||||||
| LT10 | 2000 | 1700 | 2300 | 63,65,70,71,75 | 63,65,70,71,75 | 142 | 108 | 142 | 315 | 80 | 8 | 0.4 | 1°00´ | 61.40 | 0.660 |
| 80,85 | 80,85,90,95 | 172 | 132 | 172 | |||||||||||
| LT11 | 4000 | 1350 | 1800 | 80,85,90,95 | 80,85,90,95 | 172 | 132 | 172 | 400 | 100 | 10 | 0.5 | 0°00´ | 120.70 | 2.122 |
| 100,110 | 100,110 | 212 | 167 | 212 | |||||||||||
| LT12 | 8000 | 1100 | 1450 | 100,110,120,125 | 100,110,120,125 | 212 | 167 | 212 | 475 | 130 | 12 | 0.5 | 0°00´ 0°00´ |
210.34 | 5.39 |
| – | 13 | 252 | 202 | 252 | |||||||||||
| LT13 | 16000 | 800 | 1150 | 120,125 | 120,125 | 212 | 167 | 212 | 600 | 180 | 14 | 0.6 | 0°00´ | 419.36 | 11.58 |
| 130,140,150 | 130,140,150 | 252 | 202 | 252 | |||||||||||
| 160 | 160,170 | 302 | 242 | 302 | |||||||||||
NOTE:
1.Coupling weights in the sheet are calculated according to the minimum diameter and maximum length of the shaft hole.
2.Short overloading can not exceed 2 times rated normal torque.
3.Type of shaft holes, the lengths of L and L1 also can be produced as customer requirements.
4.Rotational inertia are similar value.
Product Show
♦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
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| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 8-24 |
| Torque: | >80N.M |
| Bore Diameter: | 14mm |
| Speed: | 4000r/M |
| Structure: | Flexible |
| Samples: |
US$ 500/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can Pin Couplings Be Used in Both Horizontal and Vertical Shaft Arrangements?
Yes, pin couplings can be used in both horizontal and vertical shaft arrangements. These couplings are designed to accommodate angular misalignment, parallel misalignment, and axial movement, making them versatile for various shaft orientations.
In horizontal shaft arrangements, where the shafts are aligned on the same horizontal plane, pin couplings can efficiently transmit torque while allowing for flexibility to accommodate minor misalignments and shaft movements. The pins and flexible elements in the coupling enable angular displacement and radial flexibility, ensuring smooth power transmission even if the shafts are not perfectly aligned.
In vertical shaft arrangements, where the shafts are aligned on a vertical plane, pin couplings can also be used effectively. The coupling design allows for axial movement, which is crucial in vertical applications where the shafts may experience expansion or contraction due to thermal changes or other factors. The flexible nature of pin couplings allows them to handle these axial movements without compromising the coupling’s performance.
Whether in horizontal or vertical arrangements, pin couplings are commonly used in various industrial applications, including pumps, compressors, conveyors, and other rotating machinery. They are known for their simplicity, ease of installation, and ability to provide reliable power transmission while accommodating misalignment and shaft movement.
When using pin couplings in either arrangement, it is essential to ensure proper alignment and regular maintenance to maximize their performance and service life. Additionally, considering factors like torque requirements, operating conditions, and environmental considerations will help in selecting the appropriate pin coupling for a specific application.
What Industries Commonly Use Pin Couplings for Power Transmission?
Pin couplings are widely used in various industries for power transmission due to their ability to accommodate misalignment and provide reliable torque transmission. Some of the industries where pin couplings are commonly employed include:
- 1. Manufacturing: In manufacturing processes, pin couplings are used in conveyor systems, mixers, agitators, and other machinery to transfer power between motors and driven equipment.
- 2. Pulp and Paper: The pulp and paper industry uses pin couplings in machinery such as pumps, fans, and rotary kilns for continuous power transmission.
- 3. Chemical and Petrochemical: Pin couplings find applications in chemical processing plants, refineries, and petrochemical facilities for various rotating equipment.
- 4. Water and Wastewater: Pin couplings are used in water treatment facilities, pumps, and blowers to transfer power efficiently.
- 5. Steel and Metal Processing: Steel mills and metal processing plants utilize pin couplings in rolling mills, extruders, and other equipment.
- 6. Food and Beverage: Pin couplings are employed in food processing machinery, packaging equipment, and conveyor systems.
- 7. Mining and Quarrying: The mining industry uses pin couplings in crushers, conveyor belts, and various mineral processing equipment.
- 8. Oil and Gas: Pin couplings are used in the oil and gas sector for pumps, compressors, and drilling equipment.
- 9. Power Generation: In power plants, pin couplings are used in turbines, generators, and other power transmission systems.
- 10. Construction and Heavy Equipment: Pin couplings find applications in construction machinery, earthmoving equipment, and other heavy-duty machinery.
- 11. Agriculture: In agricultural machinery, pin couplings are used in tractors, irrigation systems, and grain processing equipment.
These are just some examples of the industries where pin couplings are commonly used. Pin couplings offer versatility, ease of installation, and reliability, making them suitable for a wide range of applications in different sectors where power transmission is essential.
Advantages of Using Pin Couplings in Mechanical Systems
Pin couplings, also known as shear pin couplings, offer several advantages when used in mechanical systems. These advantages make them a popular choice for various industrial applications:
- 1. Overload Protection: Pin couplings are designed to provide overload protection to connected equipment. In case of excessive torque or sudden shock loads, the sacrificial pins will shear off, preventing damage to the shafts and other components.
- 2. Misalignment Tolerance: Pin couplings can accommodate a limited amount of angular misalignment between the shafts. This helps to compensate for minor misalignments and reduces the stress on the connected equipment.
- 3. Cost-Effective: The shear pins used in pin couplings are relatively inexpensive compared to other coupling components. In the event of a failure, replacing the damaged pins is a cost-effective solution, avoiding more significant repairs to the main equipment.
- 4. Easy Replacement: After shearing, the damaged pins can be quickly and easily replaced. This leads to reduced downtime and lower maintenance costs in the long run.
- 5. Versatility: Pin couplings are suitable for a wide range of applications, including pumps, compressors, fans, and other industrial machinery. Their ability to handle varying operating conditions makes them versatile in different environments.
- 6. Shock Load Absorption: Pin couplings can absorb and dissipate shock loads effectively. The shear pins act as a buffer, protecting the equipment from sudden impacts or overloads.
Despite their numerous advantages, it is essential to consider the limitations of pin couplings as well. They have lower torque capacities compared to some other coupling types, such as gear couplings or rigid couplings. Additionally, the need to replace shear pins after each failure may lead to more frequent maintenance requirements in applications with frequent overloads or misalignments.
In conclusion, pin couplings provide reliable torque transmission and safety features, making them a valuable component in various mechanical systems. Their ability to protect against overloads and accommodate misalignments makes them a practical choice in a wide range of industrial applications.
editor by CX 2024-03-29