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
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| Application: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Planetary Cones Friction |
| Step: | Stepless |
| Customization: |
Available
| Customized Request |
|---|
Can variator gearboxes be used for both speed reduction and speed increase?
Yes, variator gearboxes are versatile and can be used for both speed reduction and speed increase applications. Their design allows for continuous and stepless adjustment of the gear ratio, enabling a wide range of speed variations in either direction. Here’s how variator gearboxes achieve speed reduction and speed increase:
Variator gearboxes utilize a mechanism called a variator, which consists of two cone-shaped pulleys connected by a belt or chain. These pulleys can move closer or farther apart, effectively changing the effective diameter of the pulley and thus the gear ratio. By adjusting the distance between the pulleys, the gear ratio can be continuously varied, resulting in different output speeds.
Speed Reduction:
When the variator gearboxes are used for speed reduction, the input speed is higher than the desired output speed. In this case, the variator mechanism adjusts the pulleys to create a smaller effective diameter on the output side. As a result, the output shaft rotates at a slower speed compared to the input shaft, achieving speed reduction. This speed reduction is useful in various applications where slower speeds are required, such as conveyors, industrial machinery, or vehicles that need lower operating speeds.
Speed Increase:
Variator gearboxes can also be used to increase the speed from the input to the output shaft. In this scenario, the input speed is lower than the desired output speed. The variator mechanism adjusts the pulleys to create a larger effective diameter on the output side. As a result, the output shaft rotates at a faster speed than the input shaft, achieving speed increase. Speed increase functionality is beneficial in applications such as certain types of machinery or vehicles that require higher operating speeds.
The ability of variator gearboxes to provide continuous and stepless adjustment of the gear ratio allows for precise control of the output speed, regardless of whether it needs to be reduced or increased. This flexibility makes variator gearboxes suitable for a wide range of applications where adjustable speed control is necessary.
It is worth noting that while variator gearboxes can provide a significant range of speed reduction and speed increase, they have limitations in terms of the maximum and minimum achievable ratios. The specific capabilities of a variator gearbox depend on its design, size, and intended application. It is important to consult the manufacturer’s specifications and guidelines to ensure that a particular variator gearbox is suitable for the desired speed reduction or speed increase requirements.
What considerations should be taken into account when choosing lubrication for variator gearboxes?
When choosing lubrication for variator gearboxes, several important considerations should be taken into account. The lubricant plays a critical role in ensuring smooth operation, reducing friction, dissipating heat, and protecting the internal components of the gearbox. Here are the key factors to consider when selecting lubrication for variator gearboxes:
Operating Conditions:
The operating conditions of the variator gearbox are a primary consideration when choosing lubrication. Factors such as temperature, load, speed, and the environment in which the gearbox operates should be evaluated. Lubricants have specific viscosity and temperature ranges in which they perform optimally. It is essential to select a lubricant that can maintain its properties and provide adequate lubrication under the anticipated operating conditions.
Viscosity:
Viscosity is a vital property of lubricants. It determines the lubricant’s resistance to flow and its ability to form a stable lubricating film between moving components. The viscosity of the lubricant should be selected based on the speed and load requirements of the variator gearbox. If the viscosity is too low, it may result in inadequate lubrication and increased wear. Conversely, if the viscosity is too high, it may create excessive friction and power losses. Manufacturers typically provide viscosity recommendations based on the gearbox’s design and intended application.
Lubricant Type:
There are various types of lubricants available for variator gearboxes, including mineral oils, synthetic oils, and greases. Each type has specific characteristics and performance properties. Mineral oils are commonly used and offer good lubrication properties at a lower cost. Synthetic oils provide enhanced performance in terms of temperature stability, oxidation resistance, and load-carrying capacity. Greases are often used in applications where the gearbox operates in a sealed environment or requires extended lubrication intervals. The type of lubricant should be selected based on the specific requirements and operating conditions of the variator gearbox.
Additives and Properties:
Lubricants may contain additives to enhance their performance and provide additional benefits. These additives can include anti-wear agents, extreme pressure additives, antioxidants, and corrosion inhibitors. Consideration should be given to the presence of these additives and their compatibility with the gearbox components. Additionally, properties such as foaming tendency, air release, and water separation characteristics should be evaluated to ensure the lubricant can effectively perform its intended functions within the variator gearbox.
Compatibility:
Compatibility between the lubricant and the materials used in the variator gearbox is crucial. Lubricants should be compatible with the gearbox’s seals, gaskets, o-rings, and other elastomeric components. Incompatible lubricants can cause swelling, degradation, or loss of functionality in these components. It is important to consult the gearbox manufacturer’s recommendations or seek expert advice to ensure the selected lubricant is compatible with all the materials used in the variator gearbox.
Maintenance and Service Intervals:
The maintenance requirements and recommended service intervals should be considered when choosing lubrication for variator gearboxes. Some lubricants may have longer service life and extended maintenance intervals, while others may require more frequent replenishment or change-outs. Evaluating the lubricant’s longevity and the gearbox’s maintenance schedule will help determine the most suitable lubrication option that meets the operational and maintenance requirements of the variator gearbox.
By considering the operating conditions, viscosity requirements, lubricant type, additives and properties, compatibility, and maintenance aspects, one can make an informed choice when selecting lubrication for variator gearboxes. Proper lubrication selection and regular maintenance will contribute to the longevity, efficiency, and reliable performance of the variator gearbox in various 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 2024-05-08