Product Description
Custom JSB Double Flange Snake Spring Flexible shaft Grid Coupling Steel snake spring Coupling
Description:
The JS series spring coupling with detachable expansion sleeve is composed of 2 half coupling components and 1 (or more) serpentine spring with high strength and toughness, as well as 2 sealing components and 2 shells. The torque range is between 2-1300 kN.m.
Features:
1. Specially designed for servo, stepper motor.
2. The shaft and the shaft sleeve are connected without clearance, which is suitable for CHINAMFG and reverse rotation.
3. Low inertia, suitable for high speed running.
4. The diaphragm is made of stainless steel, with excellent fatigue resistance.
5. Clamping screw fastening method.
6. The shaft sleeve is made of high-strength aluminum alloy.
Paramters:
Advantages:
1. Good vibration reduction and long service life
The coupling is axially embedded in the 2 halves by more than 36% of the serpentine spring. The trapezoidal cross-section serpentine spring piece is made of high-quality spring steel, which has undergone strict heat treatment and is specially processed. It has good mechanical properties, so that the service life of the coupling is much longer than that of non-metal elastic element Column pin coupling, nylon rod pin coupling) greatly increased.
2. Wide range of variable loads and safe starting
The tooth surfaces where the 2 half-couplings contact the reed are arc-shaped. When the transmission torque increases, the spring leaf will deform along the tooth arc surface, so that the force points of the 2 half-couplings acting on the reed are close. The contact point between the reed and the tooth surface, that is, the change of the torque, changes with the magnitude of the transmitted torque, and its transmission characteristics are variable stiffness. Therefore, it has a greater load variation than ordinary elastic couplings. The buffer effect produced when the transmission force makes the reed deform along the tooth arc, especially when the machine is started or when a strong impact load occurs, can protect the safety of the supporting parts to a certain extent.
3. High transmission efficiency and reliable operation
The transmission efficiency of the coupling has been determined to reach 99.47%, and its short-term overload capacity is twice the rated torque, and the operation is safe and reliable.
4. Low noise and good lubrication
The aluminum alloy casing protects the spring from being thrown out during operation, and the casing is filled with butter, which not only ensures good lubrication, but also eliminates the noise when the reeds engage by being absorbed by the grease damping.
5. Simple structure, easy assembly and disassembly
The whole machine has few parts, small size, and light weight. The spring piece designed as a trapezoidal cross-section fits the trapezoidal tooth groove very conveniently and tightly, so that the assembly, disassembly and maintenance are easier than ordinary couplings.
6. Large installation deviation is allowed
Since the spring piece is in point contact with the arc surface of the tooth, the coupling can obtain greater flexibility. It can be installed to work normally with radial, angular and axial deviations at the same time.
Packing & shipping:
1 Prevent from damage.
2. As customers’ requirements, in perfect condition.
3. Delivery : As per contract delivery on time
4. Shipping : As per client request. We can accept CIF, Door to Door etc. or client authorized agent we supply all the necessary assistant.
About us:
HangZhou CHINAMFG machinery technology Co., Ltd is an industry transmission solutions manufacuturer and service provider.
We offer 1 stop solution for power transmission products for different factories, such as chemicals, energy, material handling, environmental, extraction, pulp and paper, steel and metal, food and beverage, and construction industries.
We supply: Customised gears, Small gearmotors, Industrial gearboxes, Motors, Brand product sourcing.
Our industrial Gear, Gearbox, gearmotor and motor are sold to more than 30 countries. High quality, good price, in time response and sincere service are our value and promises. We aim at making happy cooperation with our customers, bring them reliable and comfortable service. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Are There Specific Safety Precautions to Consider When Working with Motor Couplings?
Yes, there are several safety precautions that should be taken into consideration when working with motor couplings:
- Lockout-Tagout Procedures: Before performing any maintenance or installation work on motor couplings, it is essential to follow proper lockout-tagout procedures. This involves disconnecting the power source and placing a lock and tag on the disconnect switch to prevent accidental energization of the equipment.
- Proper Personal Protective Equipment (PPE): When working with motor couplings, personnel should wear appropriate personal protective equipment, including safety glasses, gloves, and other necessary gear to protect against potential hazards and injuries.
- Securely Support Equipment: Ensure that all equipment connected to the motor coupling is securely supported to prevent unexpected movement or collapse during maintenance or operation.
- Avoid Excessive Misalignment: While motor couplings can compensate for misalignment to some extent, it is crucial to avoid excessive misalignment beyond the coupling’s specified limits to prevent premature wear and potential failure.
- Follow Manufacturer’s Instructions: Always adhere to the manufacturer’s guidelines, recommendations, and installation procedures when working with motor couplings. Improper installation or usage can lead to performance issues and safety hazards.
- Regular Inspection: Conduct regular inspections of motor couplings to identify any signs of wear, damage, or misalignment. Address any issues promptly to maintain safe and reliable operation.
- Stay Informed: Ensure that personnel working with motor couplings are properly trained and informed about potential risks and safety procedures.
- Safe Handling of Equipment: Use appropriate lifting and handling equipment when moving or installing motor couplings to prevent injuries and damage to the equipment.
- Environmental Considerations: Consider the environmental conditions in which the motor coupling will operate and choose materials and coatings that can withstand the specific environment to ensure safe and reliable performance.
By following these safety precautions, individuals can mitigate risks associated with working with motor couplings and contribute to a safe working environment for all personnel involved in the installation, maintenance, and operation of the equipment.
Please answer in detail: Comparing motor couplings with direct drives and other power transmission methods.
Motor couplings and direct drives are two common power transmission methods used in various mechanical systems. Let’s compare these methods with other power transmission approaches:
1. Motor Couplings
Motor couplings are mechanical devices used to connect two shafts and transmit torque from one to the other. They allow some misalignment between the shafts, reducing stress and increasing the lifespan of the connected components. Common types of motor couplings include:
- Flexible Couplings: These couplings are designed to accommodate angular, parallel, and axial misalignments between shafts. They are versatile and offer shock absorption.
- Rigid Couplings: Rigid couplings provide a solid connection between shafts, offering high torque transmission with little to no misalignment allowance.
- Universal Couplings: Also known as Hooke’s joints, universal couplings transmit torque through two intersecting shafts, allowing for misalignment between them.
2. Direct Drives
Direct drives, also known as direct-drive mechanisms, eliminate the need for intermediary power transmission elements like gears, belts, or chains. In this approach, the motor is directly coupled to the driven load, providing a more efficient power transfer. Direct drives offer advantages such as:
- Higher Efficiency: Since there are no intermediate elements, direct drives reduce power losses, resulting in improved overall efficiency.
- Less Maintenance: Eliminating belts or gears reduces the need for maintenance and reduces the chances of mechanical failures.
- Reduced Noise: The absence of gear or belt noise contributes to quieter operation.
3. Other Power Transmission Methods
In addition to motor couplings and direct drives, there are other power transmission methods, each with its own advantages and use cases:
- Gear Transmission: Gears are widely used for torque transmission and speed reduction. They offer precise control but may require regular maintenance.
- Belt and Chain Drives: These systems are cost-effective and offer flexibility in layout design. However, they may suffer from slippage and require tension adjustments.
- Hydraulic Transmission: Hydraulic systems are used in heavy machinery, offering high torque capabilities and smooth operation. However, they require more complex control systems.
- Pneumatic Transmission: Pneumatic systems use compressed air for power transmission, offering clean and lightweight operation.
Choosing the appropriate power transmission method depends on factors such as the application requirements, load characteristics, efficiency, maintenance considerations, and cost constraints.
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Common Industries that Use Grid Couplings and Their Applications
Grid couplings are widely used in various industries due to their ability to handle high torque, misalignments, and shock loads. Some of the common industries and their applications where grid couplings are employed include:
| Industry | Applications |
|---|---|
| Power Generation |
|
| Steel Mills |
|
| Mining |
|
| Pulp and Paper |
|
| Chemical Processing |
|
| Oil and Gas |
|
| Water and Wastewater |
|
Grid couplings are favored in these industries because they offer reliable performance in demanding applications, helping to ensure smooth operation and reduced downtime. Their ability to accommodate misalignments and dampen vibrations makes them suitable for various heavy-duty machinery and equipment.
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editor by CX 2024-04-12