Product Description
PIN Coupling Industrial Bush Couplings Fenner Type Flexible Cushioned Drive Connector Transmission HighQuality Competitive Price Rubber Small Shear PIN Coupling
| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 19-32 |
| Torque: | >80N.M |
| Bore Diameter: | 19mm |
| Speed: | 4000r/M |
| Structure: | Flexible |
| Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
|---|
How Does a Pin Coupling Protect Connected Equipment from Shock Loads and Vibrations?
Pin couplings are designed to provide excellent protection to connected equipment from shock loads and vibrations, ensuring the smooth and reliable operation of the machinery. The unique features of pin couplings contribute to their ability to absorb and dampen shock loads and vibrations effectively:
- Flexibility: Pin couplings possess a certain degree of flexibility due to the presence of movable pins. When subjected to sudden shock loads or vibrations, the pins can flex and move slightly, absorbing the impact and preventing it from transmitting directly to the connected equipment. This flexibility helps in reducing stress and minimizing the risk of damage to the machinery.
- Torsional Compliance: The pin coupling’s design allows for a certain amount of torsional compliance. This means that when the connected shafts experience slight misalignments or angular displacements, the pin coupling can compensate for these variations without causing additional stress or vibration in the system. This feature ensures that the machinery remains in proper alignment even under dynamic conditions, reducing wear and tear.
- Damping Characteristics: The presence of movable pins introduces damping characteristics to the coupling. When vibrations occur in the system, the pins can dampen these oscillations, preventing resonance and the amplification of vibrations. This damping effect improves the overall stability and performance of the machinery.
- Strength and Resilience: High-quality pin couplings are constructed from durable materials with excellent fatigue resistance. This enables the coupling to withstand repeated shock loads and vibrations over an extended period without compromising its integrity. The strength and resilience of the pin coupling contribute to the protection of the connected equipment.
Overall, pin couplings are reliable and versatile components that can effectively protect connected equipment from shock loads and vibrations. Their flexibility, torsional compliance, damping characteristics, and robust construction make them suitable for various industrial applications where shock and vibration mitigation are essential for maintaining the health and longevity of machinery and equipment.
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.
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 2023-12-07
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JMIJ Variety Diaphragm Coupling
The JMIJ Elastic Diaphragm Coupling compensates for the two axis misalignment capability. In comparison with the equipment coupling, the angular displacement can be doubled. The radial displacement has small reaction drive and massive flexibility, permitting a certain axial, radial and angular displacement. The JMIJ Double Important Elastic Diaphragm Coupling are diverse from the typical diaphragm couplings. They not only connect the intermediate shaft, extend the transmission length, but also have two diaphragms to boost the flexibility payment sum, so they are also known as double diaphragm couplings.
JMIJ Double Essential Elastic Diaphragm Coupling can accurately transfer pace, procedure without rotation big difference, and can be used for precision mechanical transmission. The transmission effectiveness is up to 99.86% in the transmission, particularly for medium and high speed substantial electricity transmission. It is straightforward in composition, light-weight in bodyweight, tiny in volume and hassle-free in assembly and dismantling. Do not have to move the machine to set up, with out lubrication. It can transfer safely underneath the situation of shock and vibration. It has clear shock absorption, no sound, no wear and tear.
♦JMIJ Type Diaphragm Coupling Principal Dimension(JB/T9147-1999)
| Sort | Nominal torque Tn |
Peak torque Tmax |
Max Pace np |
Bore diameter d |
Bore Duration | D | t | L2 min |
Mass | Rotary inertia | |||
| Y sort | J,J1,Z,Z1 type | L(advise) | |||||||||||
| L | L | L1 | |||||||||||
| N·m | N·m | r·min-1 | mm | kg | kg·m2 | ||||||||
| JMIJ1 | 25 | 80 | 6000 | fourteen | 32 | – | J127 Z1twenty |
35 | ninety | 8.8 | 100 | one.8 | .0013 |
| 16,18,19 | forty two | 30 | |||||||||||
| 20,22 | 52 | 38 | |||||||||||
| JMIJ2 | 63 | 180 | 5000 | 18,19 | 42 | thirty | 45 | 100 | 9.5 | 2.four | .002 | ||
| 20,22,24 | 52 | 38 | |||||||||||
| 25 | sixty two | forty four | |||||||||||
| JMIJ3 | 100 | 315 | 5000 | 20,22,24 | 52 | – | 38 | fifty | one hundred twenty | 11 | a hundred and twenty | 4.one | .0047 |
| twenty five,28 | 62 | forty four | |||||||||||
| thirty | 82 | sixty | |||||||||||
| JMIJ4 | one hundred sixty | five hundred | 4500 | 24 | 52 | 38 | 55 | 130 | 12.5 | 5.4 | .0069 | ||
| twenty five,28 | 62 | 44 | |||||||||||
| thirty,32,35 | 82 | sixty | |||||||||||
| JMIJ5 | 250 | 710 | 4000 | 28 | sixty two | forty four | 60 | 150 | 14 | 140 | 8.eight | .5711 | |
| 30,32,35,38 | eighty two | sixty | |||||||||||
| 40 | 112 | 84 | |||||||||||
| JMIJ6 | four hundred | 1120 | 3600 | 32,35,38 | eighty two | 82 | 60 | sixty five | one hundred seventy | 15.5 | thirteen.4 | .5711 | |
| 40,forty two,forty five,forty eight, fifty |
112 | 112 | eighty four | ||||||||||
| JMIJ7 | 630 | 1800 | 3000 | 40,forty two,forty five,48, 50,55,fifty six |
112 | 112 | eighty four | 70 | 210 | 19 | one hundred fifty | 22.three | ..seventy six |
| sixty | 142 | – | 107 | ||||||||||
| JMIJ8 | one thousand | 2500 | 2800 | 45,48,fifty,55, fifty six |
112 | 112 | eighty four | eighty | 240 | 22.5 | a hundred and eighty | 36 | .1602 |
| 60,sixty three,sixty five,70 | 142 | 107 | |||||||||||
| JMIJ9 | 1600 | 4000 | 2500 | 55,56 | 112 | 84 | 85 | 260 | 24 | 220 | forty eight | .2509 | |
| sixty,sixty three,70,71, 75 |
142 | 107 | |||||||||||
| 80 | 172 | 132 | |||||||||||
| JMIJ10 | 2500 | 6300 | 2000 | 63,65,70,seventy one,75 | 142 | 142 | 107 | 90 | 280 | 17 | 250 | eighty five | .5159 |
| 80,eighty five,90,ninety five | 172 | – | 132 | ||||||||||
| JMIJ11 | 4000 | 9000 | 1800 | 75 | 142 | 142 | 107 | ninety five | 300 | 19.five | 290 | 112 | .8223 |
| eighty,eighty five,ninety,ninety five | 172 | 172 | 132 | ||||||||||
| one hundred,one hundred ten | 212 | – | 167 | ||||||||||
| JMIJ12 | 6300 | 12500 | 1600 | 90,95 | 172 | 132 | a hundred and twenty | 340 | 23 | three hundred | 152 | 1.4109 | |
| a hundred,one hundred ten,a hundred and twenty,125 | 212 | 167 | |||||||||||
♦Solution Show
♦Other Items Record
| Transmission Machinery Elements Title |
Product |
| 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 |
| Large Versatile Coupling | LM |
| Chain Coupling | GL |
| Jaw Coupling | LT |
| Grid Coupling | JS |
♦Our Business
Our company materials various types of goods. High quality and realistic price. We adhere to the theory of “top quality 1st, services first, constant advancement and innovation to fulfill the consumers” for the management and “zero defect, zero complaints” as the top quality aim. To EPT our service, we offer the items with very good quality at the realistic cost.
Welcome to customise items from our manufacturing facility and you should offer your design drawings or make contact with us if you need other needs.
♦Our Solutions
1.Design and style Providers
Our style crew has encounter in cardan shaft relating to product design and development. If you have any wants for your new solution or desire to make additional improvements, we are here to provide our assistance.
two.Item Solutions
raw materia EPT → Reducing → Forging →Rough machining →Shot blasting →Heat treatment method →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping
three.Samples Method
We could develop the sample in accordance to your prerequisite and amend the sample constantly to fulfill your need.
4.Analysis & Development
We typically research the new wants of the market place and produce the new model when there is new automobiles in the marketplace.
five.Top quality Manage
Every stage should be EPT check by Expert Employees according to the stHangZhourd of ISO9001 and TS16949.
♦FAQ
Q 1: Are you buying and selling company or producer?
A: We are a skilled company specializing in producing
different collection of couplings.
Q 2:Can you do OEM?
Of course, we can. We can do OEM & ODM for all the consumers with customized artworks of PDF or AI structure.
Q 3:How lengthy is your shipping time?
Normally it is 20-30 days if the merchandise are not in stock. It is according to amount.
Q 4: Do you supply samples ? Is it totally free or extra ?
Yes, we could provide the sample but not for free.Truly we have a really good price theory, when you make the bulk order then cost of sample will be deducted.
Q 5: How prolonged is your guarantee?
A: Our Warranty is twelve thirty day period under normal circumstance.
Q 6: What is the MOQ?
A:Typically our MOQ is 1pcs.
Q 7: Do you have inspection techniques for coupling ?
A:one hundred% self-inspection prior to packing.
Q 8: Can I have a check out to your manufacturing unit prior to the buy?
A: Sure,welcome to visit our manufacturing facility.
Q 9: What’s your payment?
A:one) T/T. two) L/C
♦Speak to Us
Add: No.one HangZhou Street,Chengnan park,HangZhou Town,ZheJiang Province,China
