Product Description

Densen Customized CNC Motor Jaw Shaft Coupling, Industrial Equipment Flexible Coupling Wholesale

Product show

Company Information

HangZhou New CHINAMFG Casting and Forging Company is the sales company of HangZhou CHINAMFG Group of Companies. Features of New CHINAMFG simply summarized as below:

1. Trusted supplier of steel, iron & non-ferrous components;

2. Extensive documented quality program in place. 

3. Castings, forgings, stampings, machining, welding & fabrication services.

4. 9 related factories, over 50 joint-venture sub-contractors.

5. 25+ years of manufacturing experiences, 10+ years of exporting experience

6. 100% of products sold to overseas customers.

7. 50% of customer base is forturne 500 companies. 

Processing support

Casting Service:

Casting is a manufacturing process in which a liquid material is usually poured into a mold, which contains a hollow cavity of the desired shape, and then allowed to solidify. 

 New Densen offers multiple investment casting, sand casting, permanent casting, die casting, low pressure casting, ESR casting, lost foam casting, etc. Material can be handled include steel, iron, non-ferrous. Single component weight range is from 0.01Kg to 150 tons separately. 

 Forging Service:

Forging is a manufacturing process involving the shaping of metal using localized compressive forces. New CHINAMFG offers open die forging, closed die forging and ring forging services. Material can be steel, iron and non-ferrous. Material can be handled include steel, iron, non-ferrous. Single component weight range is from 0.1Kg to 50,000Kgs.

Stamping Service:

Stamping (also known as punching) is the process of placing flat sheet metal in either blank or coil form into a stamping press where a tool and die surface forms the metal into a net shape.

 New Densen-XBL has more than 60 sets stamping equipments, is the designed supplier for several famous bands automotive companies, has the full ability to offer whole processes from blanking, stamping, welding, to electrostatic spraying for CHINAMFG customers.

Welding & Fabrication Service: 

Welding Frabrication is the fabrication process of metal structures by cutting, bending, then assembling the components together through welding 

 New CHINAMFG offers manual arc welding ,laser welding and robot welding etc. UT, MPT,RT,PT all are available used for inspection, WPS &PQR (Welding Process Specification& Procedure Qualification Records) before production is available under clients’ requirement.  

 Machining Service: 

Machining is any of various processes in which a piece of raw material is cut into a desired final shape and size by a controlled material-removal process. 

New Densen-XBL has more than 60 sets precision machines incl. CNC center, boring, milling, lathing, etc., and more than 300 inspection instruments incl. 3 sets CMM with grade μm. Repeated tolerance can be maintained as 0.02mm. Meanwhile awarded by certificates ISO9001-2008; ISO/TS16949. New Densen-XBL specialized in high precise machining for small-middle-big metal components. 

3rd Party Inspection:

New Densen worked as 3rd party inspection center besides its sister factories or sub-contractors’ self inspection, Offers process inspection, random inspection and before delivedry inspection services for material, mechanical, inside defects, dimentional, pressure, load, balance, surface treatment,  visual inspection and test. Weekly project follow-up report together with pictures and videos, full quality inspection documentation available. 

New CHINAMFG also designed as 3rd party inspection representative for several customers when their products made by other suppliers. 

Application:

FAQQ1. Are you a manufacturer or a trader?

Manufacture, we have 5 own foundries, 4 in ZheJiang Province, 1 in ZHangZhoug Province

Q2. Do you have MOQ request?

1 pcs per order is ok with us , unless material is seldom used.

Q3. If I only have a sample,without drawings, can you quote then manufacture for me?

Just send us the sample, we would have the sample simulated and measured by professional equipment then issue formal drawings for
you , at the same time, we could help you optimize the design according to your demand and related processes’ feasibility.

  /* 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

View More

Signs of Wear and Failure in Industrial Couplings, and How to Address Them

Industrial couplings can experience wear and failure over time due to various factors such as misalignment, overloading, fatigue, and lack of maintenance. Recognizing the signs of wear and addressing them promptly is essential to prevent further damage and ensure the safe and efficient operation of machinery. Here are some common signs of wear and failure in industrial couplings and how to address them:

• Excessive Vibrations: Excessive vibrations during operation can indicate misalignment, worn-out flexible elements, or coupling imbalance. Address the root cause of the vibrations by performing alignment checks, inspecting flexible elements, and balancing the coupling if necessary.
• Abnormal Noise: Unusual noises such as clanking, rattling, or grinding sounds may indicate coupling wear or damage. Investigate the source of the noise and inspect the coupling for signs of wear, misalignment, or damaged components. Replace worn or damaged parts as needed.
• High Operating Temperature: An increase in the operating temperature of the coupling could be a sign of excessive friction or inadequate lubrication. Check the coupling’s lubrication level and verify that it is suitable for the operating conditions. Inspect for any signs of rubbing or binding that may generate additional heat.
• Visible Cracks or Damage: Perform regular visual inspections of the coupling for any visible cracks, corrosion, or other damage. If any issues are found, discontinue using the coupling immediately and replace it with a new one to prevent potential catastrophic failure.
• Irregular Shaft Movement: If the shafts connected by the coupling exhibit irregular movement or wobbling during operation, it may indicate coupling wear or misalignment. Conduct alignment checks and inspect the coupling for signs of wear or deformation.
• Loose or Missing Bolts: Loose or missing bolts in the coupling assembly can lead to misalignment and reduced performance. Regularly check and tighten the coupling bolts to the manufacturer’s recommended torque specifications.
• Excessive Backlash: Backlash is the amount of play between the coupling components, which can result from wear or damage to the coupling’s flexible elements. Excessive backlash can affect precision applications. Replace the worn flexible elements or consider upgrading to a coupling with lower backlash.
• Reduced Torque Transmission: A decrease in torque transmission can be an indication of coupling wear or damage. Check for signs of wear on the coupling’s contact surfaces and inspect the flexible elements for deformation or deterioration.
• Unusual Coupling Movement: If the coupling exhibits abnormal movements, such as axial movement or coupling slippage, investigate the cause and address any misalignment or insufficient clamping force in the coupling assembly.
• Frequent Coupling Failures: If the coupling experiences frequent failures, it may indicate improper selection or inadequate maintenance practices. Reevaluate the coupling’s suitability for the application and implement a more rigorous maintenance schedule.

When addressing signs of wear and failure in industrial couplings, it is essential to follow the manufacturer’s guidelines and consult with experienced technicians or engineers if needed. Regular maintenance, timely replacement of worn components, and proper alignment of the coupling can significantly extend its service life and ensure reliable performance in power transmission 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.

How to Select the Right Industrial Coupling for Specific Machinery or Equipment?

Selecting the right industrial coupling for specific machinery or equipment involves a careful evaluation of various factors to ensure efficient and reliable power transmission. Here are the key steps to guide you in choosing the appropriate coupling:

1. Analyze Torque Requirements:

Determine the torque requirements of the application, including the maximum and continuous torque. This information is crucial in selecting a coupling that can handle the required torque without compromising performance.

2. Evaluate Speed and Operating Conditions:

Consider the rotational speed and operating conditions of the machinery or equipment. High-speed applications may require couplings that offer precise balance and low vibration. Additionally, assess factors like temperature, ambient conditions, and exposure to chemicals or corrosive agents to choose a coupling material that can withstand the environment.

3. Identify Misalignment:

Assess the potential misalignment between the shafts. Determine whether the machinery is subject to axial, angular, or parallel misalignment during operation. Diaphragm couplings are particularly effective in handling misalignments, making them a suitable choice in such scenarios.

4. Consider Space Constraints:

Examine the available space and spatial constraints around the coupling area. Some couplings require more axial space than others, and selecting a compact coupling might be necessary in space-restricted applications.

5. Account for Shock and Vibration:

Understand the magnitude of shock loads and vibrations in the application. Grid couplings and elastomeric couplings, such as jaw couplings, offer excellent shock absorption properties and are ideal for applications with varying loads or high shock forces.

6. Check Misalignment Capability:

Ensure that the selected coupling can accommodate the expected misalignment without compromising its performance or causing premature wear on the machinery. Disc couplings, for example, are designed for precise alignment applications and may not be suitable for large misalignments.

7. Consider Backlash Requirements:

In applications requiring precision motion, consider the need for low backlash in the coupling. Some couplings, like jaw couplings, may introduce minimal backlash, which can be critical in precise positioning systems.

8. Review Maintenance and Installation:

Assess the ease of installation and maintenance of the selected coupling. Couplings that are easy to install and require minimal maintenance can reduce downtime and improve the overall efficiency of the machinery.

9. Consult with Coupling Manufacturers:

When in doubt, consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommendations based on the specific requirements of your application.

By carefully considering these factors and evaluating the different types of industrial couplings available, you can select the right coupling that best matches the needs of your machinery or equipment. The right coupling choice ensures reliable power transmission, reduces the risk of premature failures, and enhances the overall performance and efficiency of your industrial applications.

editor by CX 2024-04-24