Product Description

 Densen customized High Pressure Curved Flexible Drive Spider Jaw Shaft Star Coupling

Product Name	Densen customized High Pressure Curved Flexible Drive Spider Jaw Shaft Star Coupling
DN mm	12~160mm
Rated Torque	25~25000 N·m
Allowable speed	15300~1500 N·m
Material	35CrMo/ZG270/45# steel/Aluminum alloy
Application	Widely used in metallurgy, mining, engineering and other fields.

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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:

 

Contact us

 

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Accommodating Varying Torque and Speed Requirements with Servo Couplings

Servo couplings are versatile components designed to accommodate varying torque and speed requirements in different applications. Their ability to transmit torque while compensating for misalignment makes them suitable for a wide range of motion control systems. Here’s how servo couplings can accommodate varying torque and speed requirements:

• Torque Capacity:

  Servo couplings come in various designs and materials, each with its unique torque capacity. By selecting the appropriate coupling type and material, you can match the coupling’s torque capacity to the requirements of the application. For higher torque applications, steel or stainless-steel couplings are preferred, while aluminum or plastic couplings may suffice for lower torque applications.

• Misalignment Compensation:

  In motion control systems, shaft misalignment can occur due to various factors. Servo couplings can compensate for angular, parallel, and axial misalignments, ensuring smooth operation even when the shafts are not perfectly aligned. This feature helps prevent excessive stress on the coupling and the connected components, making them suitable for applications with varying misalignment conditions.

• Dynamic Response:

  High-speed motion control systems often require a coupling with excellent dynamic response characteristics. Flexible couplings, such as bellows or elastomeric couplings, can handle rapid changes in speed and direction, providing the necessary flexibility for dynamic applications.

• Damping and Vibration:

  Some applications may experience vibrations or shocks during operation. Servo couplings made of materials like elastomers or plastics can act as vibration dampeners, reducing the impact of shocks and vibrations on the system.

• Customization:

  In certain cases, off-the-shelf servo couplings may not fully meet the specific torque and speed requirements of a particular application. In such situations, manufacturers may offer customized servo couplings tailored to the application’s needs, providing a solution that precisely matches the system’s requirements.

Overall, servo couplings are designed to be adaptable and flexible, making them suitable for a wide variety of torque and speed requirements in different motion control applications. Proper selection and installation of the right type of servo coupling can significantly contribute to the overall efficiency, performance, and longevity of the motion control system.

Considerations for Selecting Servo Couplings in High-Speed Applications

High-speed applications present unique challenges that require careful consideration when selecting servo couplings. Here are specific factors to keep in mind:

• Torsional Stiffness: In high-speed applications, torsional stiffness is crucial to ensure rapid response and accuracy. A coupling with sufficient torsional stiffness reduces torsional deflection and maintains precise motion control even at high speeds.
• Dynamic Balance: High-speed operation can magnify any imbalances in the servo system. Choosing a servo coupling with dynamic balance helps minimize vibration and prevents excessive wear on the motor and bearings.
• Material Selection: The material of the servo coupling should be carefully chosen to withstand the high rotational speeds and avoid resonance issues. Consider materials with high strength, low inertia, and excellent fatigue resistance to ensure reliability in high-speed applications.
• Backlash: High-speed systems require quick changes in motion direction. Selecting a zero-backlash coupling reduces the chances of sudden impacts and vibrations due to backlash, ensuring smooth and accurate motion.
• Inertia: The inertia of the servo coupling should be minimized to reduce the system’s overall inertia and allow for rapid acceleration and deceleration without sacrificing performance.
• Temperature Resistance: High-speed operation can generate heat, so the chosen coupling should have good temperature resistance to prevent premature failure or deformation.
• Bearing Loads: Consider the loads exerted on the motor and driven load bearings at high speeds. The coupling should be capable of handling these loads without causing excessive wear on the bearings.
• Installation and Alignment: Proper installation and alignment of the servo coupling are critical in high-speed applications. Ensure precise alignment to avoid introducing additional stresses and misalignments that can compromise system performance.
• Service Life and Maintenance: Evaluate the expected service life of the servo coupling under high-speed conditions and consider the maintenance requirements to ensure long-term reliability.

By considering these specific factors, engineers can select the most suitable servo coupling for high-speed applications, optimizing performance, accuracy, and efficiency while minimizing wear and vibration issues.

What is a Servo Coupling, and Its Role in Servo Motor Systems

A servo coupling is a specialized type of coupling used in servo motor systems to connect the servo motor shaft to the driven load. Servo motor systems are widely used in various industries for precise motion control applications, where accuracy, speed, and torque control are crucial. The servo coupling plays a vital role in ensuring the efficient transfer of motion and torque from the servo motor to the driven load while compensating for misalignments between the motor and load shafts.

The main functions and role of a servo coupling in a servo motor system are as follows:

• Motion Transmission: The primary function of a servo coupling is to transmit motion from the shaft of the servo motor to the load. It connects the motor shaft to the driven load, such as a ball screw, gearbox, or another mechanical component, enabling the motor to drive and control the motion of the load precisely.
• Torque Transmission: In addition to motion, the servo coupling also transfers torque from the motor to the load. As the servo motor generates rotational force (torque), the coupling efficiently transmits this torque to the driven load, allowing it to perform its intended motion with the required force.
• Misalignment Compensation: Perfect alignment between the servo motor shaft and the load shaft is challenging to achieve in real-world applications. Any misalignment can cause detrimental effects, including increased wear, reduced performance, and premature failure. The servo coupling acts as a flexible element that can compensate for various types of misalignments, such as angular, parallel, and axial misalignments. This flexibility helps to maintain smooth and efficient power transmission even when the motor and load are not perfectly aligned.
• Damping of Vibrations: Servo motor systems often operate at high speeds and with rapid changes in direction. These dynamic movements can generate vibrations that may adversely affect the performance and lifespan of the system. A well-designed servo coupling can dampen these vibrations, providing a more stable and controlled motion to the load, reducing the risk of damage or inaccuracies.
• Backlash Minimization: Backlash refers to the play or gap between the teeth or components of the coupling when the direction of motion is reversed. Excessive backlash can result in lost motion and reduced precision. High-quality servo couplings are engineered to minimize backlash, ensuring accurate bidirectional motion control in the servo motor system.

Overall, a properly selected and installed servo coupling enhances the performance, efficiency, and reliability of servo motor systems. It protects sensitive components, such as bearings and motors, from excessive loads and vibrations, leading to extended equipment life and improved motion control capabilities.

editor by CX 2024-02-24