Product Description
Product Description
Elastic Pin Shaft Coupling (HL)
Characteristics of HL type elastic pin coupling:
1, the structure is simple, easy to manufacture, assembly and disassembly and replacement of flexible components is more convenient, do not move the 2 coupling;
2, elastic element (PIN) of the material is generally used nylon 6, there is a trace amount of compensation for 2 axis offset, should not be used for low speed into heavy load and has a strong impact and vibration of the larger transmission shaft, the strength of its conditions;
3, the strength is extrusion strength calculation of shear strength and pin and pin hole wall elastic pin on cross section; HL type elastic pin coupling with elastic sleeve is sheathed with the pin (rubber), installed in the 2 coupling flange holes, in order to achieve 2 coupling connection. The elastic element (PIN) materials used in general nylon, traces of 2 axis offset compensation ability, elastic piece work under shear, poor reliability, speed of transmission shaft to apply only low requirements, not suitable for high reliability conditions.
Model | Tn(N.m) | [n]r/min | d 1 d 2 d z | D | S | Kg.m 2 | Kg | |||||
Y | Z,J 1 ,Z | |||||||||||
L | L 1 | L | ||||||||||
Steel | Iron | Steel | Iron | |||||||||
HL1 | 160 | 7100 | 12 14 | 12 14 | 32 | 27 | 32 | 90 | 2.5 | 0.0064 | 2 | |
16 18 | 16 18 | 42 | 30 | 42 | ||||||||
19 | 19 | |||||||||||
20 22 | 20 22 | 52 | 38 | 52 | ||||||||
24 | ||||||||||||
HL2 | 315 | 5600 | 20 22 | 20 22 | 52 | 38 | 52 | 120 | 2.5 | 0.253 | 5 | |
24 | 24 | |||||||||||
25 28 | 25 28 | 62 | 44 | 62 | ||||||||
30 32 | 30 32 | 82 | 60 | 82 | ||||||||
35 | ||||||||||||
HL3 | 630 | 5000 | 30 32 | 30 32 | 82 | 60 | 82 | 160 | 2.5 | 0.6 | 8 | |
35 38 | 35 38 | |||||||||||
40 42 | 40 42 | 112 | 84 | 112 | ||||||||
45 48 | ||||||||||||
HL4 | 1250 | 4000 | 2800 | 40 42 | 40 42 | 112 | 84 | 112 | 195 | 3 | 3.4 | 22 |
45 48 | 45 48 | |||||||||||
50 55 | 50 55 | |||||||||||
56 | 56 | |||||||||||
60 63 | 142 | 107 | 142 | |||||||||
HL5 | 2000 | 3550 | 2500 | 50 55 | 50 55 | 112 | 84 | 112 | 220 | 3 | 5.4 | 30 |
56 | 56 | |||||||||||
60 63 | 60 63 | 142 | 107 | 142 | ||||||||
65 67 | 65 67 | |||||||||||
71 75 | ||||||||||||
HL6 | 3150 | 2800 | 2100 | 60 63 | 60 63 | 142 | 107 | 142 | 280 | 4 | 15.6 | 53 |
65 70 | 65 70 | |||||||||||
71 75 | 71 75 | |||||||||||
80 | 80 | |||||||||||
85 | 172 | 132 | 172 | |||||||||
HL7 | 6300 | 2240 | 1700 | 70 71 | 70 71 | 142 | 107 | 142 | 320 | 4 | 41.1 | 98 |
75 | 75 | |||||||||||
80 85 | 80 85 | 172 | 132 | 172 | ||||||||
90 95 | 90 95 | |||||||||||
100 110 | 100 | 212 | 167 | 212 | ||||||||
HL8 | 10000 | 2120 | 1600 | 80 85 | 80 85 | 172 | 132 | 172 | 360 | 5 | 56.5 | 119 |
90 95 | 90 95 | |||||||||||
100 110 | 100 110 | 212 | 167 | 212 | ||||||||
120 125 | ||||||||||||
HL9 | 16000 | 1800 | 1250 | 100 110 | 100 110 | 212 | 167 | 212 | 410 | 5 | 133.3 | 197 |
120 125 | 120 125 | |||||||||||
130 140 | 130 | 252 | 202 | 252 | ||||||||
HL10 | 25000 | 1560 | 1120 | 110 120 | 110 120 | 212 | 167 | 212 | 480 | 6 | 273.2 | 322 |
125 | 125 | |||||||||||
130 140 | 130 140 | 252 | 202 | 252 | ||||||||
150 | 150 | |||||||||||
160 170 | 160 | 302 | 242 | 302 | ||||||||
180 | ||||||||||||
HL11 | 31500 | 1320 | 1000 | 130 140 | 130 140 | 252 | 202 | 252 | 540 | 6 | 555.7 | 520 |
150 | 150 | |||||||||||
160 170 | 160 170 | 302 | 242 | 302 | ||||||||
180 | 180 | |||||||||||
190 200 | 190 | 352 | 282 | 352 | ||||||||
220 | ||||||||||||
HL12 | 63000 | 1250 | 950 | 160 170 | 160 170 | 302 | 242 | 302 | 630 | 7 | 902 | 714 |
180 | 180 | |||||||||||
190 200 | 190 200 | 352 | 282 | 352 | ||||||||
220 | 220 | |||||||||||
240 250 | 410 | 330 | – | |||||||||
260 | ||||||||||||
HL13 | 100000 | 1120 | 850 | 190 200 | 190 200 | 352 | 282 | 352 | 710 | 8 | 1700 | 1057 |
220 | 220 | |||||||||||
240 250 | 240 250 | 410 | 330 | – | ||||||||
260 | 260 | |||||||||||
280 300 | 470 | 380 | – | |||||||||
HL14 | 160000 | 850 | 630 | 240 250 | 240 250 | 410 | 330 | – | 800 | 8 | 4318 | 1956 |
1. The coupling consists of 2 hubs: One pin hub with the corresponding pins and a bush hub.
2. The torque is transmitted via the steel pins with their taper elastomer rings and the corresponding bores in the bush hub.
3. They can be assembled with taper bush.
4. The couping is maintenance-free an is used in general engineering and the pump industry.
5. Customized requirement is available.
Detailed Photos
♦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 |
Company Profile
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. We company actively introduce 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.
After Sales Service
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: | as Your Requirement |
Torque: | 40~20000n.M |
Bore Diameter: | as Your Requirement |
Speed: | as Your Requirement |
Structure: | Flexible |
Customization: |
Available
| Customized Request |
---|
How Do Pin Couplings Compare to Other Types of Couplings in Terms of Performance?
Pin couplings offer certain advantages and disadvantages compared to other types of couplings, and their performance characteristics can vary depending on the specific application requirements. Below is a comparison of pin couplings with some commonly used couplings:
1. Gear Couplings:
- Flexibility: Gear couplings are more rigid than pin couplings and may not offer the same level of misalignment capacity.
- Torsional Stiffness: Gear couplings provide higher torsional stiffness, making them suitable for applications requiring precise torque transmission.
- Shock Absorption: Gear couplings can handle higher shock loads due to their robust design and greater stiffness.
- Maintenance: Gear couplings may require periodic lubrication and maintenance compared to maintenance-free pin couplings.
- Applications: Gear couplings are commonly used in heavy-duty and high-torque applications where precise torque transmission is essential.
2. Flexible (Elastomeric) Couplings:
- Flexibility: Elastomeric couplings offer higher misalignment capacity than pin couplings and can handle angular, parallel, and axial misalignment.
- Shock Absorption: Elastomeric couplings provide excellent shock absorption, damping vibrations, and protecting connected equipment.
- Torsional Stiffness: Elastomeric couplings have lower torsional stiffness compared to pin couplings, making them more forgiving in high shock load applications.
- Installation: Elastomeric couplings are easy to install and require no lubrication, making them maintenance-free.
- Applications: Elastomeric couplings are commonly used in pumps, compressors, and other machinery where vibration isolation is crucial.
3. Rigid Couplings:
- Torsional Stiffness: Rigid couplings provide high torsional stiffness, ensuring accurate torque transmission.
- Misalignment Capacity: Rigid couplings have little to no misalignment capacity and require precise shaft alignment.
- Applications: Rigid couplings are used in applications where precise alignment is essential, such as shaft-to-shaft connections in high-precision systems.
Conclusion:
Pin couplings strike a balance between flexibility and torsional stiffness, making them suitable for applications with moderate misalignment and shock loads. They are often used in general industrial applications, conveyors, and light to medium-duty machinery.
When selecting a coupling for a specific application, it is crucial to consider factors such as misalignment requirements, shock and vibration loads, torsional stiffness, maintenance needs, and the level of precision required. Each coupling type has its strengths and weaknesses, and the appropriate choice will depend on the specific demands of the application.
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.
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.
editor by CX 2024-04-12