China best CZPT Jmij Double Disc Diaphragm Coupling with Counterbore Intermediate Shaft Couplings

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Product Description

JMIJ Diaphram Coupling with Counterbore Intermediate Shaft(JB/T9147-1999)

Description
JM series diaphragm flexible coupling is widely used in the machinery and equipment industry, metallurgy, mines, petroleum, chemical, electric power, shipbuilding, lifting transport, textile, light industry, agricultural machinery, printing machinery and water pump, fan, etc. in the transmission of power machine.

Main Characteristics 
1. Compensation two-axis misalignment of the ability, and tooth type coupling can be much more than a double angle displacement, radial displacement of the small, flexible, allowing a certain axial, radial, and angular displacement.
2. Obvious damping effect, no noise, no wear, and tear.
3. High transmission efficiency, up to 99.86%. Especially suitable for medium and high-speed high-power transmission.
4. Adapt to high temperature (-80+300) and harsh environments, and can be in shock, vibration, safety, and dynamic conditions.
5. Simple structure, lightweight, small size, convenient assembly, and disassembly. Without moving the machine can be disassembled (with intermediate type), with no need for lubrication.
6. Accurately convey the rotational speed, the operation has not turned bad, can be used for the transmission of precision machinery.
JM series diaphragm flexible coupling is widely used in the machinery and equipment industry, metallurgy, mines, petroleum, chemical, electric power, shipbuilding, lifting transport, textile, light industry, agricultural machinery, printing machinery, and water pump, fan, etc. in the transmission of power machine.

♦Basic Parameter and Main Dimension(JB/T3241-1991)   

Type Norminal  torque
Tn
Peak torque
Tmax
Max
Speed
np
Bore diameter
d
Bore Length D t L2
min
Mass Rotary inertia
Y type J,J1,Z,Z1 type L
(recommend)
L L L1
N·m N·m r·min-1 mm kg kg·m2
JMIJ1 25 80 6000 14 32 J127
Z120
35 90 8.8 100 1.8 0.0013
16,18,19 42 30
20,22 52 38
JMIJ2 63 180 5000 18,19 42 30 45 100 9.5 2.4 0.002
20,22,24 52 38
25 62 44
JMIJ3 100 315 5000 20,22,24 52 38 50 120 11 120 4.1 0.0047
25,28 62 44
30 82 60
JMIJ4 160 500 4500 24 52 38 55 130 12.5 5.4 0.0069
25,28 62 44
30,32,35 82 60
JMIJ5 250 710 4000 28 62 44 60 150 14 140 8.8 0.5711
30,32,35,38 82 60
40 112 84
JMIJ6 400 1120 3600 32,35,38 82 82 60 65 170 15.5 13.4 0.5711
40,42,45,48,
50
112 112 84
JMIJ7 630 1800 3000 40,42,45,48,
50,55,56
112 112 84 70 210 19 150 22.3 0..76
60 142 107
JMIJ8 1000 2500 2800 45,48,50,55,
56
112 112 84 80 240 22.5 180 36 0.1602
60,63,65,70 142 107
JMIJ9 1600 4000 2500 55,56 112 84 85 260 24 220 48 0.2509
60,63,70,71,
75
142 107
80 172 132
JMIJ10 2500 6300 2000 63,65,70,71,75 142 142 107 90 280 17 250 85 0.5159
80,85,90,95 172 132
JMIJ11 4000 9000 1800 75 142 142 107 95 300 19.5 290 112 0.8223
80,85,90,95 172 172 132
100,110 212 167
JMIJ12 6300 12500 1600 90,95 172 132 120 340 23 300 152 1.4109
100,110,120,125 212 167

♦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 CZPT 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 months under normal circumstance. 

Q 6: What is the MOQ?
A: Usually our MOQ is 1 pcs.

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: T/T. 

Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

disc coupling

Comparison of Disc Couplings with Other Coupling Types

When comparing disc couplings with other coupling types like jaw couplings and elastomeric couplings, several factors come into play:

  • Flexibility: Disc couplings offer high flexibility and misalignment compensation, similar to elastomeric couplings, making them suitable for applications with angular, axial, and parallel misalignment.
  • Torsional Stiffness: Jaw couplings are known for their high torsional stiffness, which is suitable for precision applications. Disc couplings offer a balance between flexibility and stiffness.
  • Misalignment Compensation: Disc couplings excel in accommodating misalignment, whereas elastomeric couplings and jaw couplings are better suited for lower degrees of misalignment.
  • Vibration Damping: Elastomeric couplings provide excellent vibration damping due to their rubber elements. Disc couplings can also dampen vibrations to some extent.
  • Compactness: Jaw couplings and elastomeric couplings are relatively compact, making them suitable for space-constrained applications. Disc couplings are larger in size but offer higher torque capacity.
  • Torque Capacity: Disc couplings generally have higher torque capacity compared to elastomeric couplings and jaw couplings.
  • Installation and Maintenance: Disc couplings and elastomeric couplings are typically easier to install and require less maintenance compared to jaw couplings.
  • Material Options: All three coupling types are available in various materials, allowing for compatibility with different environments.

The choice between disc couplings, jaw couplings, and elastomeric couplings depends on the specific requirements of the application, including torque, misalignment, vibration, and stiffness considerations. Each coupling type has its strengths, and selecting the right one involves evaluating these factors to achieve optimal performance and reliability.

disc coupling

Unique Construction of Disc Couplings for Vibration Dampening and Resonance Control

The distinctive construction of disc couplings plays a vital role in their ability to dampen vibrations and control resonance:

  • Flexible Disc Packs: Disc couplings consist of multiple thin metal discs stacked alternately. These discs are connected to the hub and spacer, creating a flexible structure that can absorb and dissipate vibrations.
  • Radial Compliance: The flexible discs allow for radial compliance, enabling the coupling to absorb misalignments and shocks, which helps prevent the transmission of vibrations.
  • Torsional Flexibility: The flexible nature of the disc packs provides torsional flexibility, allowing the coupling to absorb torsional vibrations and shocks that may arise from the machinery.
  • Resonance Damping: The design of disc couplings helps dampen resonant frequencies. The unique construction disperses energy across the flexible elements, reducing the risk of resonant vibration buildup.
  • Material Selection: The choice of materials for the discs plays a role in controlling resonance. The right combination of material properties can help mitigate the effects of resonance.

By efficiently absorbing and dissipating vibrations and controlling resonance, disc couplings contribute to smoother operation, reduced wear and tear on machinery components, and enhanced overall system performance.

disc coupling

Disc Couplings: Function and Application in Mechanical Systems

A disc coupling is a type of flexible coupling used in mechanical systems to connect two shafts while allowing for angular misalignment, axial movement, and some degree of torsional flexibility. It consists of two hubs with flexible metallic discs, known as diaphragms, positioned between them.

Disc couplings are commonly utilized in various industrial applications where precise power transmission, reliability, and flexibility are essential. Some key features and applications of disc couplings include:

  • High Torque Transmission: Disc couplings are designed to transmit high torque loads between shafts while maintaining shaft alignment. The flexible diaphragms can accommodate misalignments and prevent torque overloads on connected equipment.
  • Angular Misalignment Compensation: The design of disc couplings allows them to handle angular misalignment between shafts, which can occur due to manufacturing tolerances or dynamic conditions.
  • Axial Movement Absorption: Disc couplings can absorb limited axial movement along the shaft axis without transferring excessive forces to the connected components.
  • Torsional Flexibility: The metallic diaphragms of disc couplings offer torsional flexibility, enabling them to dampen vibrations and shock loads. This helps protect connected equipment from damage and increases overall system reliability.
  • Precision Machinery: Disc couplings are often employed in precision machinery and equipment, such as CNC machines, robotics, pumps, compressors, and servo systems. These applications require accurate motion control and reliable power transmission.
  • High-Speed Applications: Due to their balanced design and ability to maintain precise alignment, disc couplings are suitable for high-speed applications where even a small misalignment can lead to vibration and wear.

The ability of disc couplings to provide both flexibility and precise torque transmission makes them a preferred choice in various industries, including manufacturing, aerospace, automotive, and more. Proper selection, installation, and maintenance of disc couplings contribute to improved machinery performance, reduced downtime, and extended component life.

China best CZPT Jmij Double Disc Diaphragm Coupling with Counterbore Intermediate Shaft Couplings  China best CZPT Jmij Double Disc Diaphragm Coupling with Counterbore Intermediate Shaft Couplings
editor by CX 2023-08-16

disc coupling

As one of leading disc coupling manufacturers, suppliers and exporters of products, We offer disc coupling and many other products.

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