China OEM RF Series Coaxial Gearbox with Variable Frequency- Braking Motor with Flange Connection cvt gearbox

Product Description

RF Series Gearbox with Variable Frequency- Braking Motor with Flange Connection

RF Series reducers are designed and manufactured on the basis of modular combination system.
 

Product Description

Small size, light weight, large transmission torque, superior performance, stable operation, low noise, durable, can be installed in a variety of ways, can be matched with different types of motors, a wide range of applications. sewage treatment, chemical industry, pharmacy and other industries. 

There are a lot of motor combinations, installation forms and structural schemes. The transmission ratio is classified and fine to meet different operating conditions, and the performance is superior.

Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface is carburized, quenched and hardened, and the gear is finely ground. It has stable transmission, low noise, and large bearing capacity. Low temperature rise, long service life. It is widely used in metallurgy,1. Features: small offset output, compact structure, maximum use of box space, use of integral casting box, good stiffness, can improve the strength of the shaft and bearing life.
 

1.Technical data:

Product Name RF Series Coaxial Gearbox with Variable Frequency- Braking Motor with Flange Connection
Gear material 20CrMnTi alloy steel
Color Blue Silver  Customerized 
Case Material   Cast iron HT200 
Gear Processing   Grinding finish by HOFLER Grinding Machines
Noise Test Below 65dB
Brand of bearings C&U bearing, ZWZ,LYC, HRB, CHINAMFG ,etc
Brand of oil seal NAK or other brand
Temp. rise (MAX) 40ºC  
Temp. rise (Oil)(MAX 50ºC  
Vibration ≤20µm
Housing hardness HBS190-240
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Machining precision of gears 5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment Carburizing, Quenching etc
Efficiency 95%~96% (depends on the transmission stage)
Backlash ≤20Arcmin  

2. Installation type and output mode:
    bottom seated type and large and small flange type installation, CHINAMFG shaft output.

3. Input mode:
    direct motor, shaft input and connecting flange input.

4. Reduction ratio:
    single <5,secondary 5~24.8, tertiary 27.2~264, R/R combination up to 18125.

5. Average efficiency:
    Class II 96%, Class III 95%, R/R combination 85%.

6.Technical parameters:
    Coaxial output 
    Power: 0.12KW~160KW  
    Torque: 1.4N · m ~ 23200N · m  
    Output speed: 0.06 ~ 1090r/min

7. Model of R series reducer:
    RF37, 47, 57, 67, 77, 87, 97, 107,137, 147, 167,177

Detailed Photos

 

 

Certifications

 

Packaging & Shipping

 

Installation Instructions

Company Profile

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FAQ

 

Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of reducer.

Q 2:Can you do OEM?
A:Yes, we can. We can do OEM  for all the customers .if you want to order NON-STANDERD speed reducers,pls provide Drafts, Dimensions,      Pictures and Samples if possible.

Q 3: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances. 

Q 4: Do you have inspection procedures for reducer?
A:100% self-inspection before packing. 

Q 5: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory. 

Q 6:How to choose a gearbox? What if I don’t know which gear reducer I need?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide,the technical information of required output torque, output speed and motor parameter etc. Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.

Q 7: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, Size , Transmission Ratio, input and output type, input flange, mounting position, motor information and shaft deflection etc. b)Housing color.c) Purchase quantity. d) Other special requirements

Q 8:What is the payment term?
A:You can pay via T/T(30% in advance as deposit before production +70% before delivery

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Application: Motor, Machinery, Marine, Agricultural Machinery, Chemical
Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Customization:
Available

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Customized Request

variator gearbox

Adjusting Gear Ratio in a Variable Gearbox

In a variable gearbox, adjusting the gear ratio is typically achieved through mechanisms like Continuously Variable Transmissions (CVTs). CVTs use various designs, such as pulleys with adjustable diameters or expanding/contracting belts, to vary the effective gear ratio continuously. By changing the effective diameters of the pulleys or the distance between the belt’s contact points, the gear ratio can be adjusted smoothly, allowing the engine to operate at its most efficient speed under different load conditions. Other variable transmission systems may use different principles, but the goal is to provide seamless and continuous adjustment of the gear ratio.

variator gearbox

Contribution of a Variable Gearbox to Smoother Acceleration in Vehicles

A variable gearbox plays a significant role in achieving smoother acceleration in vehicles. Here’s how it contributes to this effect:

  • Continuous Adjustment: Unlike traditional gearboxes with fixed gear ratios, a variable gearbox can continuously adjust its gear ratio to match the engine’s power and the vehicle’s speed. This ensures that the engine operates within its optimal power band, providing smoother and more responsive acceleration.
  • Optimal Power Delivery: By selecting the most suitable gear ratio at any given moment, a variable gearbox ensures that the engine delivers the right amount of power to the wheels. This prevents sudden jolts or jerks during gear changes and maintains a seamless flow of power to the wheels.
  • Stepless Transitions: Variable gearboxes, especially in the form of continuously variable transmissions (CVTs), offer stepless transitions between gear ratios. This means there are no distinct gear shifts, resulting in a smoother and more gradual increase in speed without the sensation of gear changes.
  • Adapting to Load: A variable gearbox can adapt to changes in load, terrain, and driving conditions. It can select lower gear ratios for uphill climbs and higher ratios for cruising on flat roads, ensuring that the acceleration remains smooth regardless of the situation.
  • Reduced Clutch Engagement: In manual transmissions, clutch engagement during gear shifts can sometimes cause jerky acceleration. With a variable gearbox, especially in automatic and CVT configurations, there is less reliance on clutch engagement, leading to smoother acceleration.

In summary, a variable gearbox’s ability to continuously adjust gear ratios, optimize power delivery, provide stepless transitions, and adapt to load conditions all contribute to achieving smoother acceleration in vehicles, enhancing both driver comfort and overall performance.

variator gearbox

Variable Gearbox vs. Traditional Gearbox: Key Differences

A variable gearbox, such as a Continuously Variable Transmission (CVT), differs from a traditional gearbox by offering an infinite number of gear ratios within a specific range. This contrasts with traditional gearboxes that have a fixed set of discrete gear ratios. Variable gearboxes use mechanisms like pulleys, belts, or gears to provide seamless transitions and optimize engine efficiency. In contrast, traditional gearboxes require manual or automatic shifting between preset gears. Variable gearboxes offer smoother acceleration, better fuel efficiency, and adaptability to varying conditions, while traditional gearboxes may have noticeable gear shifts and are limited to the available gear options.

China OEM RF Series Coaxial Gearbox with Variable Frequency- Braking Motor with Flange Connection   cvt gearbox	China OEM RF Series Coaxial Gearbox with Variable Frequency- Braking Motor with Flange Connection   cvt gearbox
editor by CX 2024-05-14