Product Description
XL Star Type Rubber Flexible Jaw Coupling Flexible Plum Coupling
Description
The plum CHINAMFG coupling is closely combined with the main body of the 2 half coupling with polyurethane plastic as the elastic element, and the main body is mainly made of imported alloy aluminum. It is applicable to servo system, spindle drive, lifting platform, machine tool drive and gearbox motor. Compact, no backlash, 3 different hardness elastomers are provided, which can absorb vibration and compensate radial and angular deviation. It is mainly suitable for working places with frequent starting, CHINAMFG and reverse rotation, medium high speed, medium torque and high reliability.
Paramenters
| Type | Torque Tn (N.m) | Max Speed [n] (r/min) | Shaft hole DIA di dz | Hole Length L | D | D: | Dz | E | S |
| XL1 | 34 | 19000 | 6-19-24 | 25 | 40 | 32 | 40 | 16 | 2 |
| XL2 | 120 | 14000 | 8-24-28 | 30 | 55 | 40 | 55 | 18 | 2 |
| XL3 | 320 | 11800 | 10-28-38 | 35 | 65 | 48 | 65 | 20 | 2.5 |
| XL4 | 650 | 9500 | 12-38-45 | 45 | 80 | 66 | 78 | 24 | 3 |
| XL5 | 900 | 8000 | 14-42-55 | 50 | 98 | 75 | 94 | 26 | 3 |
| XL6 | 1050 | 7100 | 1548-60 | 56 | 105 | 85 | 104 | 28 | 3.5 |
| XL7 | 1250 | 6300 | 20-55-70 | 65 | 120 | 98 | 118 | 30 | 4 |
| XL8 | 1280 | 5600 | 22~65-75 | 75 | 135 | 115 | 134 | 35 | 4.5 |
| XL9 | 2930 | 4750 | 30-75-90 | 85 | 160 | 135 | 158 | 40 | 5 |
| XL10 | 7200 | 3750 | 40-90-100 | 100 | 200 | 160 | 180 | 45 | 5.5 |
| XL11 | 9900 | 3350 | 50-100-110 | 110 | 225 | 180 | 200 | 50 | 6 |
| XL12 | 12000 | 3000 | 60-110-125 | 120 | 255 | 200 | 230 | 55 | 6.5 |
| XL13 | 15000 | 2650 | 60-125-145 | 140 | 290 | 230 | 265 | 60 | 7 |
| XL14 | 22000 | 2360 | 60-140-165 | 155 | 320 | 255 | 300 | 65 | 7.5 |
| XL15 | 30000 | 2000 | 80-160-190 | 175 | 370 | 290 | 345 | 75 | 9 |
| XL16 | 35000 | 1800 | 85-180-220 | 195 | 420 | 325 | 400 | 85 | 10.5 |
Features
1. Elastic plum-shaped flexible coupling.
2. During transmission, it can realize zero backlash torque transmission torque under low torque state.
3. The elastic spacer is made of polyurethane, and the torque exceeds the traditional claw coupling by more than 2 times.
4. Plum CHINAMFG elastomer can resist oil and electrical insulation, operating temperature: -20ºC~80ºC.
5. Excellent elastic effect to absorb vibration, eccentricity and deflection.
6. If there are multiple deviations, the allowable value of a single deviation will be reduced.
What are the maintenance-free options available for flexible couplings?
Several maintenance-free options are available for flexible couplings, designed to reduce or eliminate the need for regular maintenance and lubrication. These options offer long-lasting performance and reliability while minimizing downtime and operational costs. Below are some maintenance-free options for flexible couplings:
1. Maintenance-Free Elastomeric Couplings: Elastomeric couplings with a specific design and materials can be maintenance-free. These couplings often incorporate high-quality elastomeric elements that do not require periodic lubrication. The elastomeric material provides damping of shocks and vibrations and allows for misalignment compensation, making them suitable for various applications without the need for regular maintenance.
2. Non-Lubricated Metallic Couplings: Some metallic couplings are designed to operate without the need for lubrication. These couplings use self-lubricating materials or specialized coatings that reduce friction between moving parts, eliminating the need for manual lubrication. They can handle high torque and speed requirements while providing reliable performance over extended periods without maintenance.
3. Pre-Lubricated Couplings: Certain flexible couplings come pre-lubricated during manufacturing. These couplings have grease or lubricant already applied to the critical components, providing sufficient lubrication for an extended period of operation. As a result, users do not need to perform regular lubrication maintenance, reducing maintenance tasks and associated costs.
4. Sealed Couplings: Some flexible couplings are designed with integrated seals or shields that protect internal components from contaminants and prevent lubricant leakage. These sealed couplings are inherently maintenance-free, as they ensure long-lasting performance without the need for external maintenance or re-lubrication.
5. Non-Wearing Materials: Certain flexible couplings are constructed using non-wearing materials, such as high-performance polymers. These materials offer excellent resistance to wear and abrasion, reducing the need for maintenance and replacement due to wear-related issues.
6. Torque-Responsive Couplings: Some maintenance-free couplings are designed to disengage or slip when the torque exceeds a certain threshold. This feature protects the connected equipment from excessive loads, preventing damage and reducing the need for maintenance or repairs caused by overload conditions.
Summary: Maintenance-free options for flexible couplings are available, offering reliable and long-lasting performance without the need for regular maintenance and lubrication. These couplings utilize specialized materials, designs, and features to handle various operating conditions while minimizing downtime and operational costs. Selecting a maintenance-free coupling that suits the specific application requirements can significantly improve the overall efficiency and reliability of the mechanical system.
How does a flexible coupling contribute to reducing maintenance and downtime costs?
A flexible coupling plays a significant role in reducing maintenance and downtime costs in mechanical systems. Here are the ways in which it achieves this:
- Misalignment Compensation: Flexible couplings can accommodate both angular and parallel misalignments between shafts. By absorbing and compensating for misalignment, they reduce wear and stress on connected equipment, minimizing the risk of premature failures and the need for frequent adjustments.
- Vibration Damping: Flexible couplings dampen vibrations and shock loads in the system. This not only protects the connected components from excessive wear but also reduces the likelihood of damage to bearings, seals, and other critical parts, which would otherwise require frequent replacement or repair.
- Protection Against Shock Loads: In applications where sudden starts, stops, or load fluctuations occur, flexible couplings can absorb and dissipate some of the shock loads, preventing potential damage to machinery. This feature extends the equipment’s lifespan and minimizes unplanned downtime.
- Longevity of Components: By reducing stress and wear on connected components, flexible couplings contribute to their longevity. Components such as bearings, shafts, and gears are subject to less strain and fatigue, resulting in extended service intervals and reduced replacement costs.
- Easy Installation and Maintenance: Flexible couplings are relatively easy to install and require minimal maintenance. Routine inspections to check for wear or damage can be done without significant downtime, allowing proactive maintenance to address any issues before they escalate.
- Adaptability to Operating Conditions: Flexible couplings can handle variations in operating conditions, such as temperature fluctuations and different types of loads. Their ability to accommodate changing conditions reduces the need for frequent adjustments or component replacements due to environmental factors.
- Reduced Downtime during Maintenance: In the event of maintenance or equipment repairs, flexible couplings can be quickly disconnected and reconnected, minimizing the downtime required for servicing. This quick replacement reduces production losses and improves overall system efficiency.
Overall, the use of flexible couplings in mechanical systems promotes reliability, extends the life of equipment, and helps prevent costly breakdowns. By reducing maintenance and downtime costs, flexible couplings contribute to improved productivity and profitability for industrial operations.
How does a flexible coupling protect connected equipment from shock loads and vibrations?
Flexible couplings play a crucial role in protecting connected equipment from shock loads and vibrations by providing damping and isolation capabilities. When machines or mechanical systems experience sudden shock loads or vibrations, the flexible coupling acts as a buffer, absorbing and dissipating the impact, thereby reducing the transmitted forces and protecting the equipment. Here’s how flexible couplings achieve this:
- Damping of Vibrations: Flexible couplings are often made from materials that exhibit damping properties. When vibrations are transmitted through the shafts, the flexible coupling’s material can absorb a portion of the vibrational energy, converting it into heat. This dissipation of energy helps reduce the amplitude of the vibrations and prevents them from propagating further into the connected equipment.
- Vibration Isolation: In addition to damping vibrations, flexible couplings also offer a degree of vibration isolation. They are designed to decouple the two shafts, which means that vibrations occurring on one shaft are not directly transmitted to the other shaft. This isolation effect prevents vibrations from propagating across the entire system and minimizes the impact on sensitive equipment or nearby components.
- Shock Absorption: When the connected machinery experiences sudden shock loads, such as during a startup or abrupt changes in load, the flexible coupling can act as a shock absorber. The coupling’s design allows it to deform slightly under the impact, absorbing and distributing the shock energy. This prevents the shock from being directly transferred to the connected equipment, reducing the risk of damage or premature wear.
- Misalignment Compensation: Flexible couplings are capable of compensating for misalignment between the shafts. Misalignment can lead to additional stresses and vibrations in the system. By allowing for some degree of angular, parallel, and axial misalignment, the flexible coupling reduces the forces transmitted to the connected equipment and the supporting structures.
- Reduction of Resonance Effects: Resonance is a phenomenon that occurs when the natural frequency of a system matches the frequency of external vibrations, leading to amplified vibrations. Flexible couplings can help avoid resonance effects by altering the system’s natural frequency and providing some level of flexibility that damps the resonance response.
By incorporating a flexible coupling into the drivetrain or power transmission system, equipment manufacturers and operators can significantly improve the reliability and longevity of connected machinery. The coupling’s ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more stable operation, reducing maintenance requirements and enhancing overall system performance.
In summary, flexible couplings act as protective elements, shielding connected equipment from shock loads and vibrations. Their ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more reliable operation of various mechanical systems.
editor by CX 2023-10-05