Product Description
JS Flexible grid Coupling with metallic elastic element Factory Direct Spider 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
Is it Possible to Replace a Motor Coupling Without Professional Assistance?
Replacing a motor coupling can be a relatively straightforward task, and it is possible to do it without professional assistance, depending on your level of mechanical skill and experience. However, it is essential to exercise caution and follow proper procedures to ensure a successful replacement and prevent any potential damage.
If you have a basic understanding of mechanical systems and tools, you can attempt to replace a motor coupling by following these general steps:
- Turn Off Power: Before starting any work, make sure to turn off the power supply to the motor to prevent accidents.
- Access the Coupling: Locate the motor coupling, which connects the motor shaft to the driven shaft or load. It is often situated near the motor or at the input of the driven equipment.
- Remove Guards and Covers: If applicable, remove any guards or covers that may be concealing the coupling and motor assembly.
- Loosen Fasteners: Loosen and remove the fasteners, such as set screws or bolts, that secure the coupling halves to the motor and driven shafts.
- Remove Old Coupling: Carefully slide or separate the old coupling from the motor and driven shafts.
- Install New Coupling: Place the new coupling onto the motor and driven shafts, ensuring proper alignment and engagement.
- Tighten Fasteners: Securely tighten the fasteners to hold the new coupling in place.
- Check Alignment: Verify that the motor and driven shafts are aligned properly to prevent premature wear and damage to the new coupling.
- Replace Guards and Covers: Once the new coupling is installed and aligned, replace any guards or covers that were removed.
- Turn On Power: After completing the replacement, turn the power supply back on and test the motor and driven equipment for proper operation.
While the process seems straightforward, it is essential to refer to the specific instructions provided by the manufacturer of the motor and coupling. Some couplings may have unique installation requirements, and following the manufacturer’s guidelines ensures optimal performance and safety.
If you are unsure about any aspect of the replacement process or encounter difficulties during the procedure, it is recommended to seek assistance from a qualified professional or a trained technician to avoid any potential damage to the motor or equipment.
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Can motor couplings handle reversing loads and shock loads effectively?
Motor couplings are designed to handle various types of loads, including reversing loads and shock loads, effectively. Let’s explore their capabilities in dealing with these load conditions:
1. Reversing Loads
Reversing loads occur when the direction of the transmitted torque alternates periodically. Motor couplings, especially flexible couplings and universal couplings (Hooke’s joints), are well-suited for handling reversing loads. These couplings can accommodate angular misalignments between the motor and driven load, allowing for smooth torque transmission even during direction changes. Properly aligned and maintained couplings can endure frequent reversals without significant wear or fatigue.
2. Shock Loads
Shock loads refer to sudden and intense forces that exceed the typical operating conditions. These loads can occur due to abrupt starts, stops, or impacts in the system. Motor couplings, particularly those with some level of flexibility, possess inherent shock-absorbing properties. Flexible couplings can dampen the impact of sudden loads, reducing the stress on connected components and preventing damage. Rigid couplings are less forgiving to shock loads but may still be suitable for certain applications where the impact is within their load-bearing capacity.
However, it’s essential to consider the specific application requirements and choose the appropriate coupling type based on the expected load conditions. Factors such as the magnitude and frequency of reversing and shock loads, system dynamics, and the overall design should be considered when selecting a motor coupling. Additionally, regular maintenance and inspection play a crucial role in ensuring that the couplings continue to perform effectively under challenging load conditions.
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Advantages of Using Grid Couplings in Industrial Machinery and Equipment
Grid couplings offer several advantages in industrial machinery and equipment applications, making them a popular choice for power transmission systems. Some of the key advantages include:
- High Torque Capacity: Grid couplings have a high torque capacity, allowing them to transmit significant amounts of torque between shafts. This makes them suitable for heavy-duty industrial applications that require substantial power transmission.
- Misalignment Tolerance: One of the primary benefits of grid couplings is their ability to accommodate misalignments between the connected shafts. They can handle both angular and radial misalignments, reducing stress on the machinery and extending component life.
- Vibration Damping: The serrated grid element in grid couplings acts as a vibration damper, absorbing shocks and vibrations that can occur during operation. This feature helps in reducing noise levels and ensuring smoother machinery performance.
- Shock Load Absorption: Grid couplings are designed to absorb shock loads, which are common in industrial environments. This capability protects the connected equipment from sudden overloads and prevents damage to the machinery.
- Torsional Flexibility: The flexible grid structure of the coupling provides torsional flexibility, allowing it to compensate for torsional vibrations and torque spikes. This feature contributes to improved system stability and reduced stress on components.
- Easy Installation and Maintenance: Grid couplings are relatively easy to install, making them a convenient choice for machinery assembly. They also require minimal maintenance, resulting in cost savings and reduced downtime for equipment servicing.
- Wide Range of Applications: Grid couplings are versatile and suitable for various industries, including mining, pulp and paper, steel mills, and power generation. They are employed in pumps, compressors, fans, conveyors, mixers, and other industrial equipment.
- Cost-Effective: Considering their durability, misalignment tolerance, and low maintenance requirements, grid couplings offer a cost-effective solution for power transmission needs in industrial settings.
Overall, grid couplings provide a robust and reliable means of transmitting power between rotating shafts while protecting machinery from adverse conditions. Their ability to handle misalignments and dampen vibrations makes them a valuable component in a wide range of industrial applications.
editor by CX 2024-04-15