XLD Star Type Flexible Coupling (JB/T10466-2004)
♦Description♦Basic Parameter and Main Dimension(JB/T3241-1991)
Note: N.m= Norminal Torque; d1.d2= Diameter of shaft hole
♦Other Products List
|High Flexible Coupling
HangZhou CHINAMFG 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 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.
Raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→ Packing → Shipping
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.
Every step should be special test by Professional Staff according to the standard of ISO9001 and TS16949.
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?
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China
How does Misalignment Affect the Performance of Industrial Couplings, and How Can it be Corrected?
Misalignment is one of the most common issues affecting the performance of industrial couplings. When the connected shafts are not properly aligned, it can lead to various problems that can impact the efficiency, reliability, and lifespan of the coupling and the entire mechanical system. Here’s how misalignment affects coupling performance and the methods to correct it:
Effects of Misalignment:
- Increased Stress: Misalignment creates additional stresses on the coupling and connected machinery. This can result in premature wear, fatigue, and potential failure of coupling components.
- Vibration and Noise: Misalignment generates vibrations and noise during operation. Excessive vibrations can damage other system components, reduce precision, and lead to discomfort for operators and personnel.
- Reduced Power Transmission: Misalignment reduces the effective torque transmission capacity of the coupling. As a result, the system may not achieve the desired level of performance or may experience frequent slip-offs.
- Temperature Rise: Misalignment causes additional friction and heat generation in the coupling. This can lead to an increase in operating temperature, potentially compromising the lubrication and reducing the coupling’s life.
- Uneven Wear: Misalignment causes uneven loading on coupling elements, resulting in uneven wear and potentially leading to the failure of certain parts.
Methods to Correct Misalignment:
- Shaft Realignment: The most effective method to correct misalignment is to perform a shaft realignment. This involves adjusting the position of one or both shafts to ensure they are co-linear and concentric. Precision alignment tools such as laser alignment systems or dial indicators are commonly used for this purpose.
- Flexible Couplings: For applications where misalignment is inevitable due to factors such as thermal expansion or dynamic loads, flexible couplings can be used. Flexible couplings, like diaphragm couplings or elastomeric couplings, can accommodate small misalignments and reduce the stress on the system.
- Spacer Couplings: Spacer couplings can be used to create space between the shaft ends, allowing for adjustments and realignments without disassembling the entire coupling assembly.
- Torque Limiting Couplings: Torque limiting couplings can protect the machinery from excessive torque during misalignment or shock loads. They disengage temporarily when the torque exceeds a predefined limit, preventing damage to the coupling and other components.
- Periodic Maintenance: Regular maintenance and inspections should be performed to monitor the coupling’s alignment and address any changes or misalignments that may occur during operation.
Correcting misalignment is crucial for ensuring optimal performance and longevity of industrial couplings. Proper alignment minimizes stress, reduces wear, and enhances power transmission efficiency. Whether through precision alignment methods or using flexible couplings, addressing misalignment proactively can prevent costly repairs, downtime, and potential safety hazards in industrial systems.
How do Couplings Contribute to the Overall Efficiency and Productivity of Industrial Processes?
Couplings play a crucial role in enhancing the overall efficiency and productivity of industrial processes by facilitating reliable power transmission and ensuring smooth operation of machinery. Their contributions can be summarized as follows:
- Power Transmission: Couplings efficiently transfer mechanical power between connected shafts, allowing motors to drive various industrial equipment and processes. By maintaining a strong and dependable connection, couplings minimize power losses during transmission, ensuring that the maximum power generated by the motor is effectively utilized in the machinery.
- Torsional Flexibility: Many couplings, such as elastomeric couplings and diaphragm couplings, offer torsional flexibility. This flexibility helps dampen vibrations and shocks generated during machinery operation, protecting both the machinery and the surrounding structures from undue stress. Reduced vibrations also lead to smoother operations, less wear on components, and improved precision in industrial processes.
- Misalignment Compensation: Couplings can accommodate misalignment between connected shafts, whether it’s due to thermal expansion, manufacturing tolerances, or dynamic loads. This ability to compensate for misalignment reduces the need for precision shaft alignment during installation and ensures continuous power transmission even under changing operating conditions. Consequently, machinery downtime is reduced, and maintenance efforts are optimized.
- Overload Protection: Certain couplings, such as torque-limiting couplings and overload couplings, provide protection against sudden torque spikes and overloads. These couplings disengage temporarily when the torque exceeds a preset limit, preventing damage to machinery components and protecting the entire system from catastrophic failures.
- Reduction of Noise and Vibrations: Vibrations and noise can be detrimental to both the machinery and the work environment. By effectively dampening vibrations, couplings contribute to a quieter workplace and improve the overall comfort and safety for operators and personnel.
- Flexible Design and Application: Industrial couplings come in various types and sizes, offering versatility in design and application. This flexibility allows engineers and designers to choose the most suitable coupling for specific industrial processes, optimizing performance and productivity. Whether it’s a high-speed application, a heavy-duty process, or an environment with challenging operating conditions, there is a coupling to meet the requirements.
- Easy Maintenance: Couplings that are properly selected and installed require minimal maintenance. Many couplings are designed with features that facilitate easy access for inspections, lubrication, and replacement if needed. This ease of maintenance reduces downtime and ensures continuous operation of industrial processes.
- Extended Machinery Lifespan: By reducing stress on machinery components, dampening vibrations, and offering protection against overload conditions, couplings contribute to extending the overall lifespan of industrial equipment. This leads to higher return on investment and cost savings in the long run.
In conclusion, industrial couplings are essential components that significantly contribute to the overall efficiency and productivity of industrial processes. By ensuring reliable power transmission, accommodating misalignment, providing overload protection, and dampening vibrations, couplings optimize machinery performance, reduce downtime, and enhance the overall industrial process efficiency.
Advantages and Disadvantages of Using Flexible Couplings in Industrial Setups
Flexible couplings offer several advantages in industrial setups, but they also come with some disadvantages. Here’s a detailed overview of both aspects:
- Misalignment Compensation: Flexible couplings can compensate for various types of misalignment, including angular, axial, and parallel misalignment. This capability reduces stress on connected machinery, bearings, and shafts, resulting in extended component life and improved reliability.
- Vibration Dampening: Flexible couplings can absorb and dampen vibrations, preventing them from being transmitted to other parts of the machinery or equipment. This feature helps reduce noise and minimizes wear and tear on the system, leading to smoother operation and decreased maintenance requirements.
- Shock Absorption: Some types of flexible couplings, such as grid and elastomeric couplings, offer excellent shock absorption properties. They can handle sudden load changes and impacts, making them suitable for applications with varying loads or in environments prone to shock forces.
- Torsional Flexibility: Flexible couplings provide torsional flexibility, allowing for slight angular displacement between connected shafts. This flexibility helps prevent torsional vibrations and mechanical resonance, improving the overall stability and performance of the machinery.
- Easy Installation and Maintenance: Most flexible couplings are relatively easy to install and require minimal maintenance. They often do not need lubrication, reducing maintenance efforts and downtime, which can result in cost savings.
- Cost-Effective Solution: Flexible couplings are often more cost-effective than rigid couplings, especially in applications where misalignment compensation and shock absorption are required. They offer a balance between performance and affordability.
- Backlash: Some flexible couplings introduce a certain amount of backlash or angular play due to their design. In precision applications, this backlash may result in reduced accuracy and positioning errors.
- Lower Torque Capacity: Compared to some rigid couplings, flexible couplings generally have lower torque capacity. In high-torque applications, careful selection is essential to ensure the coupling can handle the required torque without slipping or failing.
- Limitations on High-Speed Applications: Some types of flexible couplings may have limitations in high-speed applications due to factors like balancing requirements or resonance effects.
- Finite Lifespan: Flexible couplings have a finite lifespan and may require periodic replacement, especially in demanding or high-load applications.
When choosing whether to use flexible couplings in an industrial setup, engineers should carefully consider the specific requirements and operating conditions of the application. While flexible couplings offer significant advantages, they may not be suitable for every scenario. Proper selection and regular maintenance of the coupling can ensure optimal performance and extend its lifespan, contributing to the overall efficiency and reliability of the industrial system.
editor by CX 2023-12-04