China Standard Udl0.55 Speed Variator, Speed Variable Gearbox bevel gearbox

Product Description

Specifications

The design of UDL series planet cone-disk step-less 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 1:4 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 aluminium alloy diecast into forming,good surface,light in weight and it never gets rusty

9) Good in adaptation: UDL series planet cone-disk stepless speed variators can be combined with all kinds of speed reducers as to achieve low stepless speed changing

UDL series planet cone disk stepless speed variators are widely used for foodstuffs,ceramics,packing,chemicals,pharmacy,plastics,paper making, mchine-tools, transportation,and all kinds of automatic production lines,pipelines and assembly lines which need speed-regulation.it is a good companion for your production.

 

Basic model: UDL 0.55 B5

UD

Code of planetary cone-disk stepless variator

L

Aluminium alloy casing,and no mark means castiron casing

0.55

Relevant motor power

B5

Installation position code

                   

 Combination of gear speed reducer and basic model

UDL

Code of planetary cone-disk stepless variator with aluminium alloy casing

0.55

Relevant motor power

2

Second gear speed reducer,no mark means first gear speed reducer

C

Code of gear speed reducer

5

Speed ratio of gear speed reducer

B5

Installation position code

 

Speed variator Structure & principle

Speed variator is mainly composed of the below mentioned componenta:sun wheel(11)pressed
 by disc spring is connected with inputshaft,fixing plate(7)if fixed in the shell of speed variator,
the inner edge of many proportional planetary conedishes(8) is clamped by sun wheel,the outer edge of planetary cone-dishes is wedged into the clearance between
 fixing plate and speed regulating cam(2),slide block(13)supported every conedish axes is mounted in the radial proportional groove of planetary rack(12)which connected with output 
shaft(1).with the movement of input shaft,the axes of whole planetary cone dishes group 
makes revolution movement while every planetary cone dish surrounds itself whirligig,
it is just that the planetary rack distilled this revolution movement and passed into output shaft
output speed.

     The speed is adjusted by speed regulation hand wheel(6).while moving hand wheel.the 
screw closed to hand wheel dries speed regulating cam to make circumferential displacement
 by extracting pin(4) Under the action of cam gears of fixing cam(3) and speed regulating cam,
this circumferential displacement can transfer to axial displacement of speed regulating cam by 
steel ball(14).it also can make the clear ace between fixing cam and speed regulating cam
 larger or smaller,the result is that the axes of planetary cone dishes group make radial 
displacement outwards or inwards along the radial proportional groove of planetary rack,
so it can up to speed regulation with transmission ratio`s varation.

 

     Torque is transferred by the attrition of sun wheel and planetary cone dish,planetary cone 
dish and fixing plate.the given oil of speed variator can make friction belt produce good traction

Outline surface for basic model-B5
Planrtary stepless speed variator Structure and mounting position
Planrtary stepless speed variator Installation diagram for output flange
Planrtary stepless speed variator Installation diagram for torque arm
Planrtary stepless speed variator Installation diagram for output shafts AZ,GZ

Planrtary stepless speed variator Endless transmission view & name of part

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Application: Motor, Motorcycle, Machinery
Hardness: Soft Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Conical – Cylindrical Gear
Step: Three-Step
Customization:
Available

|

Customized Request

variator gearbox

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.

variator gearbox

How do variator gearboxes manage variations in load and torque during operation?

Variator gearboxes are designed to effectively manage variations in load and torque during operation by employing various mechanisms and features. These enable the gearbox to adapt to changing conditions and maintain optimal performance. Here’s how variator gearboxes manage load and torque variations:

Torque-Sensing Mechanisms:

Variator gearboxes often incorporate torque-sensing mechanisms that detect changes in torque and load. These mechanisms can be mechanical, hydraulic, or electronic in nature. When a variation in torque occurs, the torque-sensing mechanism sends signals to the control system, which in turn adjusts the gear ratio or other relevant parameters. This adjustment ensures that the gearbox can accommodate the changing load and torque conditions, maintaining efficient power transmission.

Control Systems:

Variator gearboxes utilize control systems that actively monitor and regulate the gearbox’s operation. These control systems receive input from torque sensors, speed sensors, and other feedback devices to continuously evaluate the load and torque conditions. Based on this information, the control system adjusts the gear ratio or control parameters to optimize performance and ensure efficient power transmission. The control systems play a crucial role in managing load and torque variations during operation.

Variable Pulley Systems:

Variable pulley systems are a key component of variator gearboxes. These systems consist of cone-shaped pulleys connected by a belt or chain. The pulleys can move closer or farther apart, altering the effective diameter and adjusting the gear ratio. By modifying the gear ratio, variator gearboxes can adapt to variations in load and torque. When the load increases, the gear ratio can be adjusted to provide higher torque output, and vice versa. This flexibility allows the gearbox to manage load variations effectively.

Load Balancing:

Variator gearboxes can distribute the load across multiple gear stages or paths, depending on the design. By balancing the load distribution, the gearbox can minimize stress on individual components and ensure uniform wear. This load balancing feature helps in managing variations in torque and prolonging the gearbox’s lifespan by preventing excessive wear on specific components that may occur due to uneven loads.

Overload Protection:

To safeguard against excessive loads and torque, variator gearboxes may incorporate overload protection mechanisms. These mechanisms can include torque limiters, shear pins, or electronic overload protection systems. When the load or torque exceeds a predefined threshold, these mechanisms disengage or activate protective measures to prevent damage to the gearbox. Overload protection ensures that the gearbox can handle variations in load and torque within its designed capacity, protecting it from potential failures.

Robust Construction:

Variator gearboxes are constructed with durable materials and designed to withstand varying loads and torque. The components are engineered to handle the expected operating conditions and provide reliable performance. The selection of appropriate materials, heat treatment processes, and precision manufacturing techniques contribute to the gearbox’s ability to manage load and torque variations effectively.

By utilizing torque-sensing mechanisms, control systems, variable pulley systems, load balancing, overload protection, and robust construction, variator gearboxes are capable of managing variations in load and torque during operation. These features enable the gearbox to adapt to changing conditions, optimize power transmission, and ensure reliable performance in various applications.

variator gearbox

Are there specific designs of variator gearboxes for different load conditions?

Yes, variator gearboxes can have specific designs tailored for different load conditions. The design considerations for variator gearboxes take into account the torque requirements, load conditions, and mechanical constraints of the specific application. Here are some common design variations based on load conditions:

  1. High Torque Applications: Some variator gearboxes are specifically designed to handle high torque applications. These gearboxes are built with robust components and materials capable of transmitting and withstanding substantial torque loads. They may incorporate features such as reinforced gears, larger bearings, and enhanced lubrication systems to ensure reliable torque transmission and durability under heavy loads. Examples of high torque variator gearboxes can be found in heavy machinery, construction equipment, and marine propulsion systems.
  2. Variable Load Conditions: Variator gearboxes designed for variable load conditions often incorporate adaptive control mechanisms. These gearboxes can adjust their operating parameters, such as gear ratio or hydraulic pressure, in response to changes in the load. By continuously monitoring the load conditions, they optimize the speed and torque output to match the requirements of the varying load, improving efficiency and performance. Variable load variator gearboxes are commonly used in applications where the load conditions can change dynamically, such as in industrial machinery, material handling systems, and automotive transmissions.
  3. Precision and Low Torque Applications: For applications that require precise speed control and low torque transmission, variator gearboxes with high accuracy and fine adjustment capabilities are employed. These gearboxes are designed to provide smooth and precise speed variations with minimal backlash or hysteresis. They may incorporate features like high-resolution position sensors, fine-tuned control algorithms, and high-precision mechanical components to achieve the desired level of accuracy. Precision variator gearboxes find applications in fields such as scientific instruments, laboratory equipment, and precision manufacturing processes.
  4. High-Speed Applications: Variator gearboxes designed for high-speed applications focus on minimizing rotational inertia and reducing internal friction. They are engineered to handle the challenges associated with high rotational speeds, such as centrifugal forces, heat generation, and vibration. These gearboxes often employ lightweight materials, aerodynamic designs, and advanced bearing systems to ensure smooth operation and minimize energy losses. High-speed variator gearboxes can be found in applications such as turbine generators, centrifugal compressors, and high-speed machining equipment.
  5. Specialized Load Conditions: In certain industries or specific applications, variator gearboxes are designed to handle specialized load conditions. These gearboxes may incorporate unique features or mechanisms tailored to the specific requirements of the application. For example, in off-road vehicles, variator gearboxes designed for rough terrains and heavy-duty applications may have reinforced casings, sealed components, and enhanced protection against dust, water, and impact. Similarly, in extreme temperature environments, variator gearboxes may be designed with specialized materials and cooling systems to ensure reliable operation under extreme heat or cold conditions.

These are just a few examples of the specific designs of variator gearboxes for different load conditions. The design of a variator gearbox is influenced by the load characteristics, performance requirements, and environmental factors of the intended application. By tailoring the design to the specific load conditions, variator gearboxes can optimize their performance, efficiency, and durability in various industrial and mechanical systems.

China Standard Udl0.55 Speed Variator, Speed Variable Gearbox   bevel gearbox	China Standard Udl0.55 Speed Variator, Speed Variable Gearbox   bevel gearbox
editor by CX 2024-04-02