Product Description
Product Description
JS500 Series Grid Coupling
Grid Coupling is widely used in metallurgy, mining, lifting, transportation, petroleum, chemical, ships, textile, light industry, agricultural machinery, printing machines and pumps, fans, compressors, machine tools and other mechanical equipment and industry shaft transmission.
♦Feature
1.The serpentine spring as the elastic element, the elastic strong at the same time, greatly improves the grid coupling torque, widely used in heavy machinery and general machinery.The serpentine spring special technology department, has long service life, allowing higher speed, has good ability to compensate in the axial, radial and angle
2.High transmission efficiency, start safety. Transmission efficiency of up to 99.47%, short-time overload capacity is 2 times the rated torque, operation safety.
3.Simple structure, convenient assembly and disassembly, long service life
4.Damping effect is good to avoid the resonance.
♦Basic Parameter And Main Dimension
Model | Nominal Torque Nm |
Speed r/min |
Y,Z Bore d1,d2 |
A | BE Min |
D | E | N | L | M | P | J | SB | SD | Clearance (K) | No bore mass Kg |
|||
Max | Min | Min | Standard | Max | |||||||||||||||
JS502 | 125 | 4500 | 35 | 14 | 50 | 160 | 120 | 80 | 80 | 52 | 78 | 27 | 50 | 32 | 38 | 1.5 | 3 | 5 | 4 |
JS504 | 400 | 4500 | 48 | 14 | 65 | 195 | 160 | 105 | 105 | 62 | 95 | 36 | 60 | 32 | 38 | 1.5 | 3 | 5 | 9 |
JS506 | 900 | 3900 | 65 | 19 | 90 | 210 | 185 | 125 | 130 | 82 | 105 | 50 | 65 | 45 | 50 | 1.5 | 3 | 5 | 15.5 |
JS507 | 1800 | 3500 | 75 | 28 | 105 | 275 | 218 | 150 | 156 | 112 | 135 | 52 | 86 | 60 | 65 | 1.5 | 3 | 5 | 26 |
JS508 | 3150 | 3500 | 85 | 28 | 125 | 295 | 245 | 180 | 175 | 112 | 145 | 58 | 92 | 70 | 75 | 1.5 | 3 | 5 | 37 |
JS509 | 5600 | 2450 | 100 | 42 | 140 | 370 | 286 | 210 | 208 | 142 | 180 | 70 | 118 | 90 | 95 | 1.5 | 3 | 5 | 63 |
JS510 | 8000 | 2300 | 110 | 42 | 160 | 390 | 325 | 245 | 230 | 142 | 190 | 74 | 125 | 100 | 105 | 1.5 | 4 | 6.5 | 83 |
JS511 | 12500 | 2000 | 125 | 60 | 180 | 450 | 330 | 180 | 258 | 142 | 220 | 85 | 150 | 115 | 120 | 1.5 | 4 | 6.5 | 97 |
JS512 | 18000 | 1800 | 150 | 70 | 220 | 465 | 365 | 220 | 295 | 172 | 225 | 95 | 150 | 130 | 135 | 1.5 | 6 | 10 | 139 |
JS513 | 25000 | 1600 | 180 | 70 | 255 | 480 | 420 | 255 | 335 | 172 | 235 | 115 | 156 | 140 | 145 | 1.5 | 6 | 10 | 208 |
JS514 | 35500 | 1500 | 200 | 110 | 270 | 550 | 480 | 270 | 390 | 212 | 270 | 105 | 178 | 160 | 165 | 3 | 6 | 13 | 275 |
JS515 | 50000 | 1300 | 220 | 120 | 305 | 590 | 550 | 305 | 440 | 212 | 290 | 110 | 190 | 200 | 205 | 3 | 6 | 13 | 378 |
JS516 | 63000 | 1200 | 250 | 130 | 360 | 620 | 605 | 355 | 495 | 252 | 305 | 125 | 200 | 200 | 205 | 3 | 6 | 13 | 515 |
JS517 | 90000 | 1100 | 275 | 395 | 675 | 665 | 395 | 550 | 252 | 330 | 140 | 227 | 225 | 230 | 3 | 6 | 13 | 712 | |
JS518 | 125000 | 1000 | 305 | 440 | 710 | 710 | 430 | 600 | 302 | 350 | 160 | 242 | 250 | 255 | 3 | 6 | 13 | 890 | |
JS519 | 180000 | 900 | 330 | 500 | 745 | 780 | 495 | 660 | 302 | 365 | 175 | 252 | 275 | 280 | 3 | 6 | 13 | 1196 |
♦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 |
Company Profile
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. 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.
♦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
Materials Used in Manufacturing Grid Couplings
Grid couplings are designed to withstand high torque and provide flexibility while transmitting power in various industrial applications. The materials used in manufacturing grid couplings are chosen for their mechanical properties and durability. The common materials include:
- Cast Iron: Cast iron is a popular choice for the grid, hub, and outer flange components of the coupling. It offers excellent strength and wear resistance, making it suitable for heavy-duty applications.
- Steel: Steel is often used for the grid element or grid springs. It provides the required flexibility and resilience to handle misalignments and shock loads effectively.
- Alloy Steel: Alloy steel may be used for certain high-performance grid couplings. It offers enhanced strength and toughness, making it suitable for demanding industrial environments.
- Stainless Steel: Stainless steel is employed when corrosion resistance is a primary concern. It is commonly used in couplings for applications in corrosive or hygienic environments.
- Non-Metallic Materials: Some modern grid couplings use non-metallic materials, such as high-strength composites or synthetic polymers, for the grid element. These materials offer excellent dampening properties, reduce noise, and prevent electrical conductivity.
The specific material selection depends on factors like the application requirements, environmental conditions, and the level of load and torque the coupling needs to handle. Manufacturers carefully engineer grid couplings to ensure they meet the performance demands of the intended application while providing reliable and efficient power transmission.
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Explaining the concept of backlash and how it affects motor coupling performance.
Backlash is a crucial concept in motor couplings and other mechanical systems involving gears or interlocking components. It refers to the amount of clearance or play between mating components, resulting in a delay or gap before motion is transmitted from one component to the other. In the context of motor couplings, backlash can have both positive and negative effects on performance.
1. Effects of Backlash on Motor Coupling Performance:
Positive Effects:
- Shock Absorption: Backlash in flexible couplings can act as a shock-absorbing mechanism, reducing the impact of sudden loads or vibrations on the motor and driven load. This property helps protect the motor and other connected components from damage.
- Misalignment Compensation: Backlash allows some degree of angular, parallel, and axial misalignment between the motor and driven load. This feature is particularly beneficial in applications where precise alignment is challenging to achieve.
Negative Effects:
- Reduced Precision: Backlash introduces a degree of play or slop in the system, leading to reduced precision and accuracy in motion transmission. This can be problematic in applications requiring tight positioning control.
- Resonance and Vibration: Excessive backlash can lead to vibration and resonance issues, especially at high speeds. This can affect the overall performance and efficiency of the system.
- Reversing Loads: Backlash can cause a dead zone when reversing the direction of motion. This means that before the load reverses, the clearance must be taken up, leading to potential jerks or delays in motion.
2. Controlling Backlash in Motor Couplings:
Controlling backlash is essential to optimize motor coupling performance for specific applications. Manufacturers can design couplings with varying degrees of backlash depending on the application’s requirements. For instance:
- Low Backlash Designs: Some couplings are engineered to minimize backlash, making them suitable for applications demanding high precision and minimal play.
- Adjustable Backlash: Certain couplings allow users to adjust the amount of clearance, enabling customization based on the specific load conditions and system requirements.
- Preloading: Preloading is a technique used to minimize backlash by applying a slight tension or compression force between the mating components. This eliminates the clearance and enhances precision.
Ultimately, selecting the right motor coupling with the appropriate level of backlash involves considering factors such as the application’s load characteristics, required precision, speed, and potential vibration issues. Understanding and managing backlash play a critical role in maximizing the efficiency and reliability of motor couplings in various mechanical systems.
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What is a Grid Coupling and How Does It Work in Mechanical Power Transmission?
A grid coupling is a type of flexible coupling used in mechanical power transmission systems to connect two shafts and transmit torque between them. It consists of two hubs with a serrated grid element sandwiched between them.
Here’s how a grid coupling works in mechanical power transmission:
- Hub Assembly: The grid coupling has two hubs, one attached to each shaft that needs to be connected. These hubs can be flanged or cylindrical in shape.
- Serrated Grid Element: The grid coupling’s unique feature is the serrated grid element made of spring steel or stainless steel. This grid sits between the two hubs and resembles a flexible grid structure.
- Connecting the Hubs: The two hubs are brought together, and the serrated grid element is placed between them. The hubs’ teeth mesh with the grid’s slots, creating a flexible and resilient connection.
- Transmitting Torque: When torque is applied to one shaft, it gets transferred to the grid, which deforms slightly under the load. This deformation allows the serrated grid to absorb shocks, vibrations, and misalignments between the two shafts.
- Angular Misalignment: The grid coupling can accommodate angular misalignments between the connected shafts due to its flexible grid structure. It allows for some angular movement without causing undue stress on the system.
- Radial Misalignment: The coupling can also handle small radial misalignments between the shafts, ensuring smoother operation and reduced wear on the machinery.
- Torsional Flexibility: The serrated grid element provides torsional flexibility, allowing the coupling to absorb torsional shock loads and dampen vibrations during operation.
Grid couplings are known for their ability to protect connected equipment from excessive loads, shocks, and vibrations, making them ideal for applications in various industries such as mining, pulp and paper, steel mills, and power generation.
Additionally, grid couplings are relatively easy to install and require minimal maintenance, making them a popular choice for many power transmission systems.
editor by CX 2023-08-16