Product Description
JWB Series Speed Variator
1. Features:
JWB-X type
- Sizes: ≥04
- Power up to 1.5 kW or more
- Cases in RAL 5571 blue cast iron
- Shafts: case hardened and tempered steel.
- Internal components: heat-treated steel
- Output speed with 4 pole(1400r/min) motors: 2-10r/min;4.7-23.5r/min;15-75r/min;20-100r/min, 28-140r/min, 30-150r/min;40-200r/min;60-300r/min;80-400r/min;100-500r/min;190-950r/min.
- Output Torque value max 1002Nm
- Silent, vibration-free running
- Bidirectional rotation
- Control handwheel positionable on either side
- Slipping speed to max load at 5%
- Regulation sensibility: 0,5 rpm
- Painted with blue epoxy-polyester powder
JWB-X B type
- Sizes:01,02,03 and 04
- Power up to 1.5 kW or less
- Cases in die-cast aluminium alloy
- Shafts: case hardened and tempered steel.
- Internal components: heat-treated steel
- Output speed with 4 pole(1400r/min) motors: 2r/min-20r/min;4.7r/min-23.5r/min;6.5-32.5r/min, 8-40r/min, 9-45r/min, 13-65r/min, 15r/min-75r/min;18-90r/min, 25-125r/min, 28r/min-140r/min;40r/min-200r/min;60r/min-300r/min;80r/min-400r/min;100r/min-500r/min;190r/min-950r/min.
- Output Torque value max 795 Nm
- Silent, vibration-free running
- Bidirectional rotation
- Control hand wheel positionable on either side
- Slipping speed to max load at 5%
- Regulation sensibility: 0,5 rpm
- Painted with blue epoxy-polyester powder
2. Technical parameters
| Type | Output Torque | Output Shaft Dia. | Output Speed Range | 2rpm-950rpm | |
| SWB01 | 2.6-1.6N.m | φ11 | Applicable Motor Power | 0.18kW-7.5kW | |
| SWB02 | 258-1.8N.m | φ14,φ24,φ28,φ32 | |||
| SWB03 | 426-4N.m | φ24,φ28,φ38 | Input Options | With Inline AC Motor | |
| SWB04 | 795-8N.m | φ28,φ38,φ42 | With IEC Motor | ||
| SWB05 | 535-16N.m | φ38,φ48,φ55 | With Input Shaft | ||
| SWB06 | 1002-40N.m | φ42,φ55,φ70 | With Input Flange | ||
About Us
ZheJiang CHINAMFG Drive Co.,Ltd,the predecessor was a state-owned military mould enterprise, was established in 1965. CHINAMFG specializes in the complete power transmission solution for high-end equipment manufacturing industries based on the aim of “Platform Product, Application Design and Professional Service”.
Starshine have a strong technical force with over 350 employees at present, including over 30 engineering technicians, 30 quality inspectors, covering an area of 80000 square CHINAMFG and kinds of advanced processing machines and testing equipments. We have a good foundation for the industry application development and service of high-end speed reducers & variators owning to the provincial engineering technology research center,the lab of gear speed reducers, and the base of modern R&D.
Our Team
Quality Control
Quality:Insist on Improvement,Strive for Excellence With the development of equipment manufacturing indurstry,customer never satirsfy with the current quality of our products,on the contrary,wcreate the value of quality.
Quality policy:to enhance the overall level in the field of power transmission
Quality View:Continuous Improvement , pursuit of excellence
Quality Philosophy:Quality creates value
3. Incoming Quality Control
To establish the AQL acceptable level of incoming material control, to provide the material for the whole inspection, sampling, immunity. On the acceptance of qualified products to warehousing, substandard goods to take return, check, rework, rework inspection; responsible for tracking bad, to monitor the supplier to take corrective
measures to prevent recurrence.
4. Process Quality Control
The manufacturing site of the first examination, inspection and final inspection, sampling according to the requirements of some projects, judging the quality change trend;
found abnormal phenomenon of manufacturing, and supervise the production department to improve, eliminate the abnormal phenomenon or state.
5. FQC(Final QC)
After the manufacturing department will complete the product, stand in the customer’s position on the finished product quality verification, in order to ensure the quality of
customer expectations and needs.
6. OQC(Outgoing QC)
After the product sample inspection to determine the qualified, allowing storage, but when the finished product from the warehouse before the formal delivery of the goods, there is a check, this is called the shipment inspection.Check content:In the warehouse storage and transfer status to confirm, while confirming the delivery of the
product is a product inspection to determine the qualified products.
7. Certification.
Packing
Delivery
| Application: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Single-Step |
| Customization: |
Available
| Customized Request |
|---|
How do variator gearboxes handle changes in speed while maintaining efficiency?
Variator gearboxes are designed to handle changes in speed while maintaining efficiency through their unique construction and control mechanisms. Here’s how variator gearboxes achieve efficient speed handling:
Continuous Adjustment:
Variator gearboxes offer continuous and stepless adjustment of the gear ratio or speed control mechanism. This feature allows for precise control of the output speed, enabling efficient handling of speed changes. By continuously adjusting the gear ratio, variator gearboxes can match the desired output speed while minimizing energy losses and maintaining overall efficiency.
Responsive Control Mechanisms:
Variator gearboxes incorporate control mechanisms that respond quickly to speed adjustment inputs. These control mechanisms can be mechanical, hydraulic, electronic, or a combination of these. When a change in speed is required, the control system activates and adjusts the variator mechanism to modify the gear ratio accordingly. The responsiveness of these control mechanisms ensures that speed changes can be executed promptly and efficiently.
Optimized Gear Design:
Variator gearboxes are engineered with optimized gear designs that minimize energy losses during speed changes. The gear profiles, tooth shapes, and gear ratios are carefully designed to reduce friction and improve the meshing efficiency between the gears. This optimization helps to maintain high power transmission efficiency even during speed adjustments, allowing the gearbox to handle changes in speed efficiently.
Stable Speed Maintenance:
Variator gearboxes are designed to maintain the selected speed setting with high stability. Once the desired speed is achieved, the gearbox is engineered to minimize speed variations due to external load changes or disturbances. This stability ensures that the output speed remains consistent, contributing to efficient speed handling. By minimizing speed fluctuations, variator gearboxes can prevent unnecessary energy losses and maintain overall efficiency.
Feedback and Control Systems:
Some variator gearboxes incorporate feedback and control systems that monitor the output speed and adjust the gear ratio or control parameters accordingly. These systems provide closed-loop control, constantly comparing the actual speed with the desired speed and making adjustments to maintain efficient speed handling. By continuously monitoring and fine-tuning the gear ratio, the gearbox can adapt to changing speed requirements while optimizing efficiency.
Wide Speed Range:
Variator gearboxes offer a wide range of achievable speeds, allowing for flexibility in speed handling. They can cover a broad spectrum of speed requirements by adjusting the gear ratio or other speed control mechanisms. This wide speed range enables efficient speed handling across different operating conditions and applications, ensuring that the gearbox can operate at its optimal efficiency throughout the speed range.
By incorporating continuous adjustment, responsive control mechanisms, optimized gear design, stable speed maintenance, feedback and control systems, and a wide speed range, variator gearboxes can handle changes in speed efficiently while maintaining high power transmission efficiency. These features make them well-suited for applications that require precise and efficient speed handling.
How do manufacturers ensure the durability of variator gearboxes in industrial environments?
Manufacturers employ various strategies and techniques to ensure the durability of variator gearboxes in industrial environments. These measures are implemented during the design, construction, and testing stages to enhance the gearbox’s ability to withstand the harsh conditions and rigorous demands of industrial applications. Here’s how manufacturers ensure the durability of variator gearboxes:
Rugged Construction:
Manufacturers use robust and durable materials for constructing variator gearboxes. High-quality metals, such as steel or cast iron, are commonly used for gearbox housings and essential components. These materials possess excellent strength, wear resistance, and thermal stability, enabling the gearbox to withstand heavy loads, vibrations, and temperature variations typically encountered in industrial environments.
Enhanced Gear Design:
The gear design of variator gearboxes is optimized for durability. Manufacturers carefully select gear materials, tooth profiles, and surface treatments to minimize wear, improve load distribution, and enhance the gearbox’s ability to handle torque and shock loads. Advanced manufacturing techniques, such as precision machining and heat treatment processes, are employed to ensure the gears have the required hardness, toughness, and dimensional accuracy for long-lasting performance.
Sealing and Protection:
Variator gearboxes are equipped with effective sealing systems to prevent the ingress of contaminants, such as dust, dirt, and moisture, into the gearbox. Seals, gaskets, and O-rings are used to create a barrier that protects internal components from environmental elements. Additionally, manufacturers often incorporate protective measures, such as breather vents or pressure relief valves, to maintain an appropriate internal pressure and prevent the buildup of excessive heat or pressure that could compromise the gearbox’s durability.
Effective Lubrication:
Proper lubrication is critical for the durability of variator gearboxes. Manufacturers ensure that the gearbox is designed with efficient lubrication systems that provide adequate lubricant flow to all critical components. This lubrication helps reduce friction, dissipate heat, and prevent excessive wear and corrosion. Manufacturers may also specify the use of specific lubricants that are suitable for the operating conditions and requirements of the variator gearbox, further enhancing its durability.
Thorough Testing and Quality Control:
Manufacturers subject variator gearboxes to rigorous testing procedures to validate their durability in industrial environments. These tests may include load testing, endurance testing, temperature cycling, and performance verification. Through comprehensive testing, manufacturers can identify potential weaknesses or design flaws and make necessary improvements to ensure the gearbox’s durability. Additionally, stringent quality control measures are implemented throughout the manufacturing process to maintain consistency and reliability in the production of variator gearboxes.
Compliance with Standards and Regulations:
Manufacturers adhere to industry standards and regulations to ensure the durability and safety of variator gearboxes. Compliance with standards, such as ISO (International Organization for Standardization) and specific industry guidelines, helps manufacturers design and manufacture gearboxes that meet or exceed the required performance and durability criteria. This ensures that the variator gearboxes are suitable for use in industrial environments and can withstand the demanding operating conditions they may encounter.
By employing rugged construction, enhanced gear design, sealing and protection measures, effective lubrication systems, thorough testing and quality control, and compliance with standards and regulations, manufacturers ensure the durability of variator gearboxes in industrial environments. These measures contribute to the reliability, longevity, and performance of variator gearboxes, making them well-suited for demanding industrial applications.
What benefits do variator gearboxes offer in various industrial applications?
Variator gearboxes offer several benefits in various industrial applications, making them valuable components in numerous systems. Here are some of the key advantages they provide:
- Continuously Adjustable Speed: One of the primary benefits of variator gearboxes is their ability to provide continuously adjustable speed control. Unlike traditional gearboxes with fixed gear ratios, variators offer stepless speed variation within a certain range. This feature allows for precise control of rotational speeds in industrial machinery, optimizing performance and efficiency in different processes.</li
- Optimized Power Efficiency: Variator gearboxes help optimize power efficiency in industrial applications. By allowing for continuous speed adjustment, they enable the machinery to operate at the most efficient speed for a given task. This ensures that the system consumes only the necessary amount of power, minimizing energy waste and reducing operating costs.
- Flexible Torque Transmission: Variator gearboxes can handle a wide range of torque requirements, making them suitable for various industrial applications. They can transmit high torque while maintaining their efficiency, allowing industrial machinery to generate the necessary power for demanding tasks. This flexibility in torque transmission contributes to the versatility and adaptability of variator gearboxes in industrial settings.
- Smooth and Precise Control: Variator gearboxes provide smooth and precise control over rotational speeds. The stepless speed adjustment allows for seamless transitions between different speeds without sudden jumps or changes. This smooth control enhances the precision and accuracy of industrial processes, ensuring consistent performance and high-quality output.
- Improved System Performance: By enabling precise speed control, variator gearboxes enhance the overall performance of industrial systems. They allow machinery to operate at the optimal speed for specific tasks, leading to improved productivity, reduced cycle times, and enhanced product quality. The ability to fine-tune the speed also facilitates better synchronization between different components or processes, further optimizing system performance.
- Reduced Mechanical Stress: Variator gearboxes can help reduce mechanical stress on industrial machinery. By allowing for gradual speed adjustments, they minimize sudden changes in load or torque, which can put excessive stress on components. This reduction in mechanical stress contributes to extended equipment lifespan, reduced maintenance requirements, and improved reliability in industrial applications.
- Adaptability to Changing Conditions: Variator gearboxes offer adaptability to changing operating conditions. They allow for real-time adjustments in speed, which is particularly beneficial in applications where the load or process requirements vary. This adaptability enables industrial machinery to respond quickly to changing demands, ensuring optimal performance and efficiency in dynamic environments.
In summary, variator gearboxes provide benefits such as continuously adjustable speed control, optimized power efficiency, flexible torque transmission, smooth and precise control, improved system performance, reduced mechanical stress, and adaptability to changing conditions. These advantages make variator gearboxes valuable in various industrial applications, including manufacturing, material handling, packaging, robotics, and many others, where precise speed control and efficient power transmission are essential.
editor by CX 2023-10-24