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”.
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, Agricultural Machinery, Ceramic
Hardness: Hardened Tooth Surface
Installation: Vertical or Horizotal Type
Layout: Coaxial
Gear Shape: Planetary Conedisk Friction Type
Step: Stepless
Customization:
Available

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variator

How do variators contribute to smoother acceleration and deceleration in vehicles?

Variators play a significant role in achieving smoother acceleration and deceleration in vehicles, particularly those equipped with continuously variable transmissions (CVTs). The continuous and seamless adjustment of the gear ratio provided by variators allows for precise control of engine speed and power delivery, resulting in smoother changes in vehicle speed. Here’s how variators contribute to smoother acceleration and deceleration:

1. Continuous Gear Ratio Adjustment:

Variators in CVTs enable the continuous adjustment of the gear ratio, allowing the engine to operate at the most efficient and effective speed for a given driving condition. Unlike traditional transmissions with fixed gear ratios, variators provide an infinite number of gear ratios within their operating range. This continuous adjustment ensures that the vehicle’s engine stays within its optimal power band, resulting in smooth and responsive acceleration and deceleration.

2. Elimination of Gear Shifts:

Traditional transmissions with discrete gear ratios require frequent gear shifts during acceleration and deceleration, which can cause jerky movements or interruptions in power delivery. In contrast, variators eliminate the need for gear shifts altogether. The smooth and continuous adjustment of the gear ratio by the variator allows the engine to maintain a consistent and optimal speed, resulting in seamless acceleration and deceleration without the interruption of gear changes.

3. Precise Engine Control:

Variators enable precise control of the engine speed, allowing for finer adjustments during acceleration and deceleration. The engine speed can be matched more closely to the desired vehicle speed, resulting in smoother transitions. By continuously optimizing the gear ratio based on the driver’s input and the vehicle’s operating conditions, variators ensure that the engine operates in its most efficient range, leading to smoother acceleration and deceleration.

4. Adaptive Power Delivery:

Variators in modern CVTs are often equipped with advanced control systems that adapt the power delivery to match the driver’s demands and the road conditions. These control systems monitor various parameters such as throttle input, vehicle speed, and engine load, and adjust the gear ratio accordingly to provide the desired acceleration or deceleration response. This adaptive power delivery ensures that the vehicle responds smoothly to the driver’s inputs, enhancing the overall driving experience.

5. Seamless Transitions:

The continuous and infinite gear ratios provided by variators allow for seamless transitions between different driving conditions. Whether it’s transitioning from a standing start to cruising speed or decelerating from high speed to a stop, variators ensure that the changes in vehicle speed are gradual and smooth. This eliminates the abrupt shifts that can occur with traditional transmissions, resulting in a more comfortable and refined driving experience.

In summary, variators, particularly in vehicles equipped with CVTs, contribute to smoother acceleration and deceleration by providing continuous gear ratio adjustment, eliminating gear shifts, enabling precise engine control, facilitating adaptive power delivery, and ensuring seamless transitions between different driving conditions. These features result in improved drivability, reduced jerkiness, and enhanced comfort for the driver and passengers.

variator

How do variators contribute to the adaptability and versatility of machinery in different settings?

Variators play a significant role in enhancing the adaptability and versatility of machinery across various settings. Their unique design and functionality offer several benefits that enable machinery to perform effectively in diverse environments. Here’s a detailed explanation of how variators contribute to adaptability and versatility:

1. Variable Speed Control:

One of the key features of variators is their ability to provide variable speed control. By adjusting the gear ratio continuously, variators allow machinery to operate at different speeds, optimizing performance based on specific requirements. This adaptability in speed control enables machinery to adapt to different tasks, environments, and operating conditions, making them versatile in handling a wide range of applications.

2. Smooth and Seamless Transitions:

Variators offer smooth and seamless transitions between different gear ratios. Unlike traditional transmissions with fixed gear steps, variators eliminate the need for manual gear shifting, resulting in uninterrupted power delivery. This smooth transition allows machinery to adapt rapidly to changing loads, terrain, or operational demands, ensuring consistent performance and minimizing downtime.

3. Enhanced Torque and Power Distribution:

With variators, machinery can achieve enhanced torque and power distribution. By continuously adjusting the gear ratio, variators optimize the power transfer from the source (e.g., engine or motor) to the driven components. This adaptability in torque and power distribution enables machinery to handle varying loads and tasks efficiently, improving productivity and versatility across different settings.

4. Ability to Handle Variable Loads:

Variators excel in handling variable loads, which is crucial in many applications. Machinery often encounters situations where the load fluctuates due to changing materials, processes, or external factors. Variators can dynamically adjust the gear ratio to match the load requirements, ensuring optimal performance without straining the machinery. This adaptability to variable loads enhances the versatility of machinery in different settings.

5. Flexible Power Band:

Variators offer a flexible power band, allowing machinery to operate within its most efficient range. By continuously adjusting the gear ratio, variators enable the machinery to maintain the engine or motor speed at its optimal level, maximizing power output while conserving energy. This adaptability to the power band enhances the efficiency and adaptability of machinery across various settings.

6. Customizable Performance:

Variators often provide options for performance customization. They may include adjustable parameters or settings that allow operators to fine-tune the machinery’s behavior based on specific requirements. This customization capability enhances the adaptability of machinery, enabling it to be optimized for different tasks, environments, or operator preferences.

7. Integration with Advanced Control Systems:

Variators can seamlessly integrate with advanced control systems, such as electronic control units (ECUs) or programmable logic controllers (PLCs). This integration enables precise control and monitoring of the variator’s operation, allowing for adaptive and intelligent responses to changing conditions. By leveraging advanced control systems, variators enhance the adaptability and versatility of machinery by enabling features like automated performance adjustments, load sensing, and fault diagnostics.

In summary, variators contribute significantly to the adaptability and versatility of machinery in different settings. Their variable speed control, smooth transitions, enhanced torque and power distribution, ability to handle variable loads, flexible power band, customizable performance, and integration with advanced control systems all work together to enable machinery to adapt to diverse tasks, environments, and operating conditions. This adaptability and versatility enhance the machinery’s performance, productivity, efficiency, and overall utility across various settings.

variator

What is a variator, and how does it function in mechanical systems?

A variator is a mechanical device used in certain systems to provide variable speed or torque output. It is commonly found in applications such as belt-driven continuously variable transmissions (CVTs) and hydraulic systems. A variator allows for seamless and continuous adjustment of output speed or torque within a specific range, without the need for discrete gears or speed ratios. Here’s a detailed explanation of what a variator is and how it functions in mechanical systems:

A variator typically consists of two primary components: a driving element and a driven element. The driving element is connected to the power source, while the driven element is connected to the load or output. The two elements are linked together through a set of movable parts, such as adjustable sheaves, cones, or pistons.

The function of a variator is to vary the effective diameter or contact ratio between the driving and driven elements. By changing the effective diameter, the output speed or torque can be adjusted continuously. The specific mechanism employed by a variator depends on its design and application, but the basic principle remains the same.

In a belt-driven CVT variator, for example, the driving element consists of two variable-diameter pulleys connected by a belt. The pulleys have movable sheaves that can adjust their effective diameter. By changing the position of the sheaves, the belt rides at different points on the pulleys, effectively changing the gear ratio and allowing for continuous speed variation. When the driving pulley’s effective diameter increases, the belt rides higher on the pulley, resulting in a larger output speed. Conversely, when the driving pulley’s effective diameter decreases, the belt rides lower, resulting in a smaller output speed.

In hydraulic systems, a variator can be achieved through the use of adjustable flow control valves or variable-displacement pumps. By adjusting the valve position or pump displacement, the flow rate and speed of the hydraulic fluid can be varied, enabling precise control of the output speed and torque.

Overall, the variator’s function in mechanical systems is to provide a continuously variable output by adjusting the effective diameter, contact ratio, or flow rate. This enables smooth and seamless speed or torque variation without the need for discrete gears or speed ratios. Variators offer advantages such as improved efficiency, flexibility, and precise control in various applications, including automotive transmissions, industrial machinery, and hydraulic systems.

China manufacturer Mechanical Speed Variator Jwb Series  China manufacturer Mechanical Speed Variator Jwb Series
editor by CX 2023-12-25