China Good quality Nmrv 2.2kw China Speed Reducer Variator Gearbox planetary gearbox

Product Description

Stepless speed Variator
 
High modularity
– Matched with a large range of gearboxes, they are suitable to modular assembling of flanges, feet and torque arms.

High versatility
– 11 sizes, more than 200 versions, with wide range of different mounting positions.

High performances
– Power from 0.18 kW to 7.5 kW.
– Max torque 3000 Nm.
– Up to 6000 Nm when combined with bevel helical gearboxes. 
– With the differential device, output speed can be brought to “zero” speed, when the motor is running.

High reliability
– Strengthened box for heavy duty applications.
– Planets and races are made in special steel 100Cr6 and are in oil bath, that guarantee the best conditions of transmission of the motion by friction.

The design of UDL series stepless speed variator compromises the advanced technology both at home and abroad. The products include the following main characteristics:
     1. High speed-regulating precision: up to 0.5-1 rotation.
     2. Large speed -changing range: The speed ratio ranges from 1:1.4 to 1:7 freely.
     3. High in strength and long in service life.
     4. Convenient to regulate the speed.
     5. Continuous in running, front-to-back in running direction, smooth in driving, stable in performance and low in noise.
     6. Full in sealing and suitable for any environment.
     7. Compact in structure and small in volume.
     8. Made of high-quality aluminum alloy die cast into forming, good-looking in appearance, light in weight and it never gets rusty.
     9. Good in adaptation: UDL series stepless speed variators can be combined with all kinds of speed reducers, as to achieve low stepless speed changing.

 

 

FAQ
1, Q:what’s your MOQ for udl speed contorller   ?
A: 1pc is ok for each type electric gear box  motor 

2, Q: What about your warranty for your stepless governor ?

A: 1 year ,but except man-made destroyed

3, Q: which payment way you can accept ?
A: TT, western union .

4, Q: how about your payment way ?
A: 100%payment in advanced less $5000 ,30% payment in advanced payment , 70% payment before sending over $5000.

5, Q: how about your packing of speed reduction motor  ?
A: plywood case ,if size is small  ,we will pack with pallet for less 1 container 

6, Q: What information should be given, if I buy electric helical geared motor  from you ?
A: rated power,  ratio or output speed,type ,voltage , mounting way , quantity , if more is better , 

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Bevel
Step: Double-Step
Type: Bevel
Customization:
Available

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Customized Request

variator gearbox

How do variator gearboxes ensure efficient power transmission and speed regulation?

Variator gearboxes are designed to ensure efficient power transmission and speed regulation through a combination of mechanical principles and control mechanisms. Here’s how they achieve these objectives:

Efficient Power Transmission:

Variator gearboxes employ various mechanisms to ensure efficient power transmission from the input to the output shaft. These mechanisms minimize energy losses and maximize the transfer of mechanical power. Here are a few key factors that contribute to efficient power transmission:

  1. Optimized Gear Design: Variator gearboxes are engineered with carefully designed gear profiles, tooth shapes, and gear ratios. These design elements help to reduce friction, minimize backlash, and improve the meshing efficiency between the gears. By optimizing the gear design, variator gearboxes can achieve higher power transmission efficiency.
  2. High-Quality Bearings: Variator gearboxes utilize high-quality bearings that reduce friction and allow smooth rotation of the gears and shafts. Well-lubricated bearings minimize energy losses due to friction, thereby improving overall power transmission efficiency.
  3. Lubrication Systems: Proper lubrication is essential for efficient power transmission in variator gearboxes. Lubricants reduce friction and wear between moving components, ensuring smooth operation and minimizing energy losses. Variator gearboxes often incorporate dedicated lubrication systems that deliver lubricants to critical areas, optimizing power transmission efficiency and extending the lifespan of the gearbox.
  4. Material Selection: The choice of materials in variator gearboxes plays a significant role in power transmission efficiency. High-strength and low-friction materials are often used for gears, shafts, and other critical components to minimize energy losses through friction and maximize power transfer.
  5. Minimization of Internal Losses: Variator gearboxes are designed to minimize internal losses caused by factors such as windage, churning, and fluid flow resistance. Streamlined housing designs, efficient cooling systems, and optimized fluid dynamics within the gearbox contribute to reducing these losses, resulting in improved power transmission efficiency.

Speed Regulation:

Variator gearboxes excel in speed regulation by providing precise and adjustable speed control according to the requirements of the application. The following features enable accurate speed regulation:

  1. Continuous Adjustment: Variator gearboxes offer continuous and stepless adjustment of the gear ratio or speed control mechanism. This allows for fine-tuning the output speed to match the specific speed requirements of the application. Continuous adjustment ensures that the desired speed can be precisely achieved, enabling effective speed regulation.
  2. Responsive Control Mechanisms: Variator gearboxes incorporate control mechanisms that respond quickly to speed adjustment inputs. These mechanisms can be mechanical, hydraulic, electronic, or a combination of these. Responsive control systems enable rapid and accurate regulation of the output speed, ensuring precise speed control in real-time.
  3. Wide Speed Range: Variator gearboxes can offer a wide range of achievable speeds, allowing for flexibility in speed regulation. By adjusting the gear ratio or other speed control mechanisms, variator gearboxes can cover a broad range of speed requirements, making them versatile in applications where speed variation is essential.
  4. 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 reliable speed regulation.
  5. 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 accurate speed regulation even in the presence of external factors affecting the load or operating conditions.

By incorporating efficient power transmission mechanisms and precise speed regulation features, variator gearboxes can optimize energy transfer and maintain the desired speed levels in a wide range of applications. This enables them to deliver efficient power transmission while offering reliable and adjustable speed regulation.

variator gearbox

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.

variator gearbox

Can you explain the different types of variator gearboxes and their functions?

There are several different types of variator gearboxes, each with its own design and function. Here are some of the common types:

  1. Belt-and-Pulley Variators: Belt-and-pulley variators, also known as variable speed drives or variable speed transmissions (VSTs), use a belt and a set of variable diameter pulleys to achieve speed variation. The pulleys can change their effective diameter by adjusting their position, allowing for continuous adjustment of the output speed. Belt-and-pulley variators are commonly used in applications such as vehicles, industrial machinery, and power transmission systems.
  2. Cone Variators: Cone variators, also called toroidal or traction drive variators, use a pair of conical disks or rollers to achieve speed variation. The conical elements have varying radii, and their contact point determines the output speed. As the cones move closer or farther apart, the effective radius changes, resulting in speed adjustment. Cone variators are often employed in applications where compact size, high torque capacity, and high efficiency are desired, such as in automotive transmissions and industrial power transmission systems.
  3. Disc Variators: Disc variators, also known as disc drives or disk-and-roll variators, use a set of interlocking discs and rollers to achieve speed variation. The discs have spiral grooves that guide the movement of the rollers. By adjusting the axial position of the rollers, the effective diameter of the variator changes, leading to speed control. Disc variators are commonly used in applications where high torque capacity and precise speed control are required, such as in heavy machinery, construction equipment, and marine propulsion systems.
  4. Hydrostatic Variators: Hydrostatic variators use hydraulic systems to achieve speed variation. They typically consist of a pump, a motor, and a control valve. The pump supplies hydraulic fluid under pressure, which drives the motor to generate rotational motion. By controlling the flow rate and pressure of the hydraulic fluid, the output speed can be adjusted. Hydrostatic variators are commonly used in applications that require high torque, precise control, and the ability to handle heavy loads, such as in construction machinery, agricultural equipment, and machine tools.
  5. Torque Converter Variators: Torque converter variators, also known as fluid couplings, use a fluid-filled chamber to transmit torque and achieve speed variation. They consist of an impeller, a turbine, and a stator. The impeller and turbine are connected to the input and output shafts, respectively, and the stator redirects the fluid flow. By altering the fluid flow characteristics, torque converter variators allow for speed control. They are commonly used in automotive automatic transmissions and heavy-duty industrial applications.

Each type of variator gearbox offers specific advantages and is suitable for different applications based on factors such as torque requirements, speed range, efficiency, compactness, and control options. The selection of the appropriate variator gearbox depends on the specific needs and constraints of the application at hand.

In summary, the different types of variator gearboxes include belt-and-pulley variators, cone variators, disc variators, hydrostatic variators, and torque converter variators. Each type has its own design and function, providing a range of options for achieving continuous and stepless speed variation in various mechanical systems.

China Good quality Nmrv 2.2kw China Speed Reducer Variator Gearbox   planetary gearbox	China Good quality Nmrv 2.2kw China Speed Reducer Variator Gearbox   planetary gearbox
editor by CX 2023-09-14

Variator Gearbox

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