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 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”.
CHINAMFG 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 |
|---|---|
| Function: | Speed Changing, Speed Reduction |
| Layout: | Speed Variator |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Stepless |
| Customization: |
Available
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What factors should be considered when selecting a variator for different industrial applications?
When selecting a variator for different industrial applications, several factors need to be considered to ensure optimal performance and compatibility. Here are the key factors that should be taken into account:
1. Load Requirements:
The first factor to consider is the load requirements of the specific industrial application. Determine the torque and power demands of the machinery or equipment that the variator will be driving. It is essential to select a variator that can handle the anticipated load conditions without exceeding its maximum torque or power capabilities. Consider factors such as starting torque, peak torque, and continuous torque requirements to ensure the variator can handle the load effectively.
2. Speed Range:
Consider the required speed range for the application. Determine the minimum and maximum speeds that the variator needs to achieve. Variators are designed to operate within specific speed ranges, so it is crucial to select a model that can accommodate the required speed range while maintaining optimal performance. Additionally, consider the desired speed resolution or increments required for precise speed control.
3. Environmental Conditions:
Take into account the environmental conditions in which the variator will operate. Factors such as temperature, humidity, dust, and vibration levels can impact the performance and longevity of the variator. Choose a variator that is designed to withstand the specific environmental conditions of the industrial application. For example, some variators are specifically designed for harsh or hazardous environments and have enhanced protection against dust, moisture, or extreme temperatures.
4. Control System Integration:
Determine how the variator will integrate with the control system of the industrial application. Consider compatibility with existing control interfaces or protocols, such as analog, digital, or fieldbus systems. Ensure that the variator can be easily integrated into the control architecture of the machinery or equipment, allowing for seamless communication and control. Compatibility with programmable logic controllers (PLCs) or other control devices should also be evaluated.
5. Operational Efficiency:
Evaluate the operational efficiency of the variator. Look for features that contribute to energy efficiency, such as low power losses or regenerative capabilities. A variator that operates efficiently can help reduce energy consumption, lower operating costs, and minimize the environmental impact. Consider features like automatic energy optimization, energy monitoring, or sleep modes that can enhance the overall efficiency of the variator.
6. Maintenance and Serviceability:
Consider the ease of maintenance and serviceability of the variator. Look for features that simplify maintenance tasks, such as accessible components, user-friendly interfaces, and diagnostic capabilities. Additionally, consider the availability of spare parts and the reputation of the manufacturer or supplier in terms of customer support and after-sales service.
7. Cost and Budget:
Finally, evaluate the cost of the variator and its alignment with the budget for the industrial application. Consider the initial purchase cost as well as the long-term operational costs, including energy consumption, maintenance, and potential downtime. It is important to strike a balance between the desired features, performance, and cost-effectiveness to ensure the best value for the specific application.
By considering these factors – load requirements, speed range, environmental conditions, control system integration, operational efficiency, maintenance and serviceability, and cost – when selecting a variator for different industrial applications, you can make an informed decision that meets the specific needs of the machinery or equipment, ensuring reliable and efficient operation.
What is the impact of variators on the lifespan of mechanical components in a system?
The impact of variators on the lifespan of mechanical components in a system is a crucial consideration. Variators, such as continuously variable transmissions (CVTs), can have both positive and negative effects on the longevity of mechanical components. Here’s a detailed explanation of the impact of variators on the lifespan of mechanical components:
1. Reduced Wear and Tear:
Variators can contribute to reduced wear and tear on mechanical components compared to traditional transmissions with fixed gear steps. The continuously variable nature of variators allows for smoother and seamless gear ratio changes, eliminating the shock and stress associated with gear shifts in conventional transmissions. This smoother operation can reduce the strain on various components like gears, synchronizers, and clutch packs, potentially extending their lifespan.
2. Improved Power Delivery:
Variators optimize power delivery by continuously adjusting the gear ratios to keep the engine in its most efficient operating range. By operating the engine within its optimal powerband, variators can reduce the load and stress on mechanical components. When the engine operates more efficiently, it can lead to reduced wear on components like pistons, connecting rods, and crankshafts, potentially increasing their lifespan.
3. Enhanced Cooling and Lubrication:
Variators often incorporate advanced cooling and lubrication systems to maintain optimal operating conditions. These systems help manage heat generated during operation and ensure proper lubrication of critical components. Effective cooling and lubrication can prevent excessive heat buildup, reduce friction, and minimize wear on bearings, shafts, and other moving parts. By providing better cooling and lubrication, variators can help extend the lifespan of these mechanical components.
4. Increased Complexity and Component Interdependence:
Variators, especially electronic or computer-controlled ones, can introduce increased complexity and component interdependence within the system. The integration of electronic control systems, sensors, and actuators adds additional components that can potentially fail or require maintenance. The interdependence of these components means that a failure in one part can affect the overall performance and lifespan of the variator and other mechanical components. Proper maintenance, regular inspections, and timely repairs are crucial to mitigate potential issues and ensure the longevity of the system.
5. Maintenance and Service Requirements:
Variators may have specific maintenance and service requirements to ensure their optimal performance and longevity. Regular fluid changes, inspections, and adjustments may be necessary to keep the variator and associated mechanical components in good working condition. Adhering to the manufacturer’s recommended maintenance schedule is important to prevent premature wear and failure of components. Neglecting maintenance can lead to accelerated wear, reduced lifespan, and potential costly repairs.
6. Quality of Design and Manufacturing:
The overall lifespan of mechanical components in a variator system can be influenced by the quality of design and manufacturing. Variators and their associated components should be designed and manufactured to meet specific performance and durability standards. High-quality materials, precise engineering, and stringent quality control can contribute to the longevity of mechanical components. Variators from reputable manufacturers with a track record of reliability and performance are more likely to have a positive impact on the lifespan of mechanical components.
7. Driving Habits and Operating Conditions:
The impact of variators on the lifespan of mechanical components can also be influenced by driving habits and operating conditions. Aggressive driving, excessive loading, and operating the vehicle in extreme conditions can put additional stress on the variator and associated components. Continuous high RPM operation, abrupt throttle inputs, or towing heavy loads can accelerate wear and potentially shorten the lifespan of mechanical components. Operating the vehicle within recommended limits and practicing responsible driving habits can help preserve the longevity of the system.
In conclusion, variators can have both positive and negative impacts on the lifespan of mechanical components in a system. The continuously variable nature of variators can reduce wear and tear, improve power delivery, and enhance cooling and lubrication. However, increased complexity, maintenance requirements, and the quality of design and manufacturing are factors to consider. Additionally, driving habits and operating conditions play a significant role in determining the lifespan of mechanical components. Regular maintenance, proper care, and responsible driving practices are essential to ensure the longevity of the variator system and its associated mechanical components.
Can you explain the role of a variator in continuously variable transmissions (CVTs)?
In continuously variable transmissions (CVTs), a variator plays a crucial role in providing seamless and continuous variation of the gear ratios. It is the key component that enables CVTs to offer a wide range of gear ratios without discrete gears. Here’s a detailed explanation of the role of a variator in CVTs:
A CVT is a type of transmission that can vary the gear ratio continuously within a specific range, rather than having a fixed set of gears like traditional automatic or manual transmissions. The variator in a CVT is responsible for adjusting the gear ratio based on the driving conditions and driver inputs.
The variator in a CVT typically consists of two variable-diameter pulleys connected by a belt or chain. Each pulley has a pair of adjustable sheaves that can change their effective diameter. The belt or chain runs between the two pulleys, and its position on the sheaves determines the gear ratio.
When the driver accelerates or decelerates, the variator adjusts the effective diameter of the pulleys to change the position of the belt on the sheaves. This, in turn, alters the gear ratio between the input and output shafts of the transmission. By continuously adjusting the effective diameter of the pulleys, the variator allows the CVT to provide an infinite number of gear ratios within its range.
During acceleration, the variator increases the effective diameter of the driving pulley and decreases the effective diameter of the driven pulley. This causes the belt to ride higher on the driving pulley and lower on the driven pulley, resulting in a higher gear ratio. As a result, the engine can operate at higher RPMs while the vehicle accelerates smoothly.
Conversely, during deceleration or cruising, the variator adjusts the effective diameters to lower the gear ratio. This allows the engine to operate at lower RPMs, improving fuel efficiency and reducing noise levels.
The variator continuously monitors the driving conditions and adjusts the gear ratio accordingly to provide optimal performance, whether it’s for smooth acceleration, efficient cruising, or maintaining a constant speed. The adjustments are typically controlled by a computer, which takes into account factors such as throttle position, vehicle speed, engine load, and driver inputs.
In summary, the variator in a CVT is responsible for continuously varying the gear ratio by adjusting the effective diameter of the pulleys. It allows the CVT to offer a wide range of gear ratios without discrete gears, providing smooth acceleration, improved fuel efficiency, and optimized performance in various driving conditions.
editor by CX 2024-03-24