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China supplier Customized Small Gear Motor Nmrv 063 Gearbox 220V DC Motor with Reducer for Elevator gearbox engine

Product Description

SC Transmission Customized small gear motor nmrv 063
gearbox 220v dc motor with reducer for elevator

Product Description

NMRV NRV SERIES WORM GEAR SPEED REDUCER FEATURES:

 

The weight of the NMRV reducer is relatively light. The shell is made of aluminium alloy. It has the advantages of light weight, superior strength, exquisite appearance, high heat dissipation performance, long service life, no noise and so on. It is easy to connect with the motor.

NMRV reducer is a more practical transmission equipment, and in the appearance design and its integration are more in line with the needs of the public than other types of reducers.

The application field and popularity of the RV reducer made of aluminium alloy are even better than other types of reducer. It is a kind of reducer with high practicability, and also a combination of advanced technology at home and abroad.

NMRV reducer is very convenient to connect with ordinary motor, CVT, flange electromagnetic clutch brake unit, and does not need coupling. Suitable for all-round installation, and the output torque is relatively large, work fairly smoothly and so on.

 

  • Product Parameters

     

  • RV – Sizes:–150
  • Input Options: with input shaft, With Square flange,With Input Flange
  • Input Power 0.06 to 11 kW
  • RV-Size from 030 to 105 in die-cast aluminium alloy budy and over 110 in cast iron
  • Ratios between 5 and 100
  • Max torque 1550 N.m and admissible output radial loads max 8771 N
  • Aluminium units are supplied complete with synthetic oil and allow for universal mounting positions, with no need to modify lubricant quantity
  • Worm wheel: Copper (9-4/10-1/12-2 for options). 
  • Loading capacity in accordance with: ISO 9001:2015/GB/T 19001-2016
  • Worm gear reducers are available with diffferent combinations: NMRV+NMRV, NMRVpower+NMRV, JWB+NMRV
  • NMRV, NRV+VS,NMRV+AS,NMRV+VS,NMRV+F
  • Options: torque arm, output flange, viton oil seals, low/high temperature oil, filling/drain/breather/level plug.

 

Detailed Photos

 

Company Profile

FAQ

Shipping

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Application: Motor, Machinery, Agricultural Machinery
Gear Shape: Bevel Gear
Type: Worm Reducer
Output Torque: 2.6n.M-1195n.M
Input: Flange or Shaft
Input Power: 0.1-25.8kw
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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Customized Request

worm gearbox

How to Install and Align a Worm Reducer Properly

Proper installation and alignment of a worm reducer are crucial for ensuring optimal performance and longevity. Follow these steps to install and align a worm reducer:

  1. Preparation: Gather all the necessary tools, equipment, and safety gear before starting the installation process.
  2. Positioning: Place the worm reducer in the desired location, ensuring that it is securely mounted to a stable surface. Use appropriate fasteners and mounting brackets as needed.
  3. Shaft Alignment: Check the alignment of the input and output shafts. Use precision measurement tools to ensure that the shafts are parallel and in line with each other.
  4. Base Plate Alignment: Align the base plate of the reducer with the foundation or mounting surface. Ensure that the base plate is level and properly aligned before securing it in place.
  5. Bolt Tightening: Gradually and evenly tighten the mounting bolts to the manufacturer’s specifications. This helps ensure proper contact between the reducer and the mounting surface.
  6. Check for Clearance: Verify that there is enough clearance for any rotating components or parts that may move during operation. Avoid any interference that could cause damage or performance issues.
  7. Lubrication: Apply the recommended lubricant to the worm reducer according to the manufacturer’s guidelines. Proper lubrication is essential for smooth operation and reducing friction.
  8. Alignment Testing: After installation, run the worm reducer briefly without a load to check for any unusual noises, vibrations, or misalignment issues.
  9. Load Testing: Gradually introduce the intended load to the worm reducer and monitor its performance. Ensure that the reducer operates smoothly and efficiently under the load conditions.

It’s important to refer to the manufacturer’s installation guidelines and specifications for your specific worm reducer model. Proper installation and alignment will contribute to the gearbox’s reliability, efficiency, and overall functionality.

worm gearbox

How to Calculate the Input and Output Speeds of a Worm Gearbox?

Calculating the input and output speeds of a worm gearbox involves understanding the gear ratio and the principles of gear reduction. Here’s how you can calculate these speeds:

  • Input Speed: The input speed (N1) is the speed of the driving gear, which is the worm gear in this case. It is usually provided by the manufacturer or can be measured directly.
  • Output Speed: The output speed (N2) is the speed of the driven gear, which is the worm wheel. To calculate the output speed, use the formula:

    N2 = N1 / (Z1 * i)

Where:
N2 = Output speed (rpm)
N1 = Input speed (rpm)
Z1 = Number of teeth on the worm gear
i = Gear ratio (ratio of the number of teeth on the worm gear to the number of threads on the worm)

It’s important to note that worm gearboxes are designed for gear reduction, which means that the output speed is lower than the input speed. Additionally, the efficiency of the gearbox, friction, and other factors can affect the actual output speed. Calculating the input and output speeds is crucial for understanding the performance and capabilities of the worm gearbox in a specific application.

worm gearbox

Types of Worm Gear Configurations and Their Uses

Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:

  • Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
  • Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
  • Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
  • Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
  • Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
  • Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.

Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.

China supplier Customized Small Gear Motor Nmrv 063 Gearbox 220V DC Motor with Reducer for Elevator   gearbox engineChina supplier Customized Small Gear Motor Nmrv 063 Gearbox 220V DC Motor with Reducer for Elevator   gearbox engine
editor by CX 2024-03-27

China wholesaler High Quality Vf Series Precision Aluminium Worm Gear Reducers Small Servo Motor Worm Gearbox Vf63 Worm Drive Reduction Gearbox Supplier gearbox engine

Product Description

VF SERIES WORM GEAR SPEED REDUCER

According to European standard of similar product,we adopt high-quality artificial oil,imported famous brand seal parts and
manufacture technology to produce square multi-placed reductor. Feature beautiful appearance,easy installation,compact
structure,low noise and high efficiency.

Power: 0.04-15 Kw
Transmission Ration Range: 7-100
Output Torque: 24-2700 N.m
Models:
VF Type: 
VF30, VF44, VF49, VF63, VF72, VF86, VF110, VF130, VF150
VFR Type: VFR44, VFR49, VFR63, VFR72, VFR86, VFR110, VFR30, VFR150
VF-VF Combined Type: VF/VF 30/40, VF/VF 30/49, VF/VF 30/63, VF/VF 44/72, VF/VF 44/86, VF/VF 49/110, VF/VF 63/130, VF/VF 86/150

Application:
This product is widely applied to fields of metallurgy, mines, hoisting, transportation, cement, architecture, chemical, textile, printing, dyeing and pharmaceutical etc.
More mounting position and dimensions please click here to contact us.


 

Ratio:

1:5,7.5,10,15,20,25,30,40,50,60,80,100

Color:

Blue, Silver Or On Customer Request

Noise:

low noise (<50DB)

Advantage:

Efficient and safe operating

 

 

Material:

Housing: Die-Cast Aluminum Alloy

Worm Gear-Bronze 9-4#

Worm-20CrMnTi with carburizing and quenching, surface harness is 56-62HRC

Shaft-chromium steel-45#

Packing:

Carton and Wooden Case

Bearing:

C&U Bearing

Seal:                      

NAK SKF

Certificate:

ISO9001,CE,3C,OEM

Warranty:

12 months

Input Power:   

0.06kw, 0.09kw, 0.12kw, 0.18kw, 0.25kw, 0.37kw, 0.55kw, 0.75kw, 1.1kw, 1.5kw, 2.2kw, 3kw, 4kw, 5.5kw, 7.5kw, 11kw, 15kw       

Usages:

Industrial Machine: Food Stuff, Ceramics,CHEMICAL,Packing,Dyeing,

Woodworking,Glass.

IEC Flange:

56B5, 56B14, 63B5, 63B14, 71B5, 71B14, 80B5, 80B14, 90B5, 90B14, 100B5, 100B14, 112B5, 112B14, 132B5, 160B5

Lubricant:

Synthetic & Mineral

   

Related Products
Company Information

 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

|
Request Sample

worm gearbox

What are the Noise Levels Associated with Worm Gearboxes?

The noise levels associated with worm gearboxes can vary depending on several factors, including the design, quality, operating conditions, and maintenance of the gearbox. Here are some key points to consider:

  • Design and Quality: Well-designed and high-quality worm gearboxes tend to produce lower noise levels. Factors such as gear tooth profile, precision manufacturing, and proper alignment can contribute to reduced noise.
  • Gear Engagement: The way the worm and worm wheel engage and mesh with each other can impact noise levels. Proper tooth contact and alignment can help minimize noise during operation.
  • Lubrication: Inadequate or improper lubrication can lead to increased friction and wear, resulting in higher noise levels. Using the recommended lubricant and maintaining proper lubrication levels are important for noise reduction.
  • Operating Conditions: Operating the gearbox within its specified load and speed limits can help prevent excessive noise generation. Overloading or operating at high speeds beyond the gearbox’s capabilities can lead to increased noise.
  • Backlash: Excessive backlash or play between the gear teeth can lead to impact noise as the teeth engage. Proper backlash adjustment can help mitigate this issue.
  • Maintenance: Regular maintenance, including gear inspection, lubrication checks, and addressing any wear or damage, can help keep noise levels in check.

It’s important to note that while worm gearboxes can produce some noise due to the nature of gear meshing, proper design, maintenance, and operation can significantly reduce noise levels. If noise is a concern for your application, consulting with gearbox manufacturers and experts can provide insights into selecting the right gearbox type and implementing measures to minimize noise.

worm gearbox

Energy Efficiency of a Worm Gearbox: What to Expect

The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:

  • Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
  • Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
  • Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
  • Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
  • Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.

When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.

worm gearbox

How Does a Worm Gearbox Compare to Other Types of Gearboxes?

Worm gearboxes offer unique advantages and characteristics that set them apart from other types of gearboxes. Here’s a comparison between worm gearboxes and some other common types:

  • Helical Gearbox: Worm gearboxes have higher torque multiplication, making them suitable for heavy-load applications, while helical gearboxes are more efficient and offer smoother operation.
  • Bevel Gearbox: Worm gearboxes are compact and can transmit motion at right angles, similar to bevel gearboxes, but worm gearboxes have self-locking capabilities.
  • Planetary Gearbox: Worm gearboxes provide high torque output and are cost-effective for applications with high reduction ratios, whereas planetary gearboxes offer higher efficiency and can handle higher input speeds.
  • Spur Gearbox: Worm gearboxes have better shock load resistance due to their sliding motion, while spur gearboxes are more efficient and suitable for lower torque applications.
  • Cycloidal Gearbox: Cycloidal gearboxes have high shock load capacity and compact design, but worm gearboxes are more cost-effective and can handle higher reduction ratios.

While worm gearboxes have advantages such as high torque output, compact design, and self-locking capability, the choice between gearbox types depends on the specific requirements of the application, including torque, efficiency, speed, and space limitations.

China wholesaler High Quality Vf Series Precision Aluminium Worm Gear Reducers Small Servo Motor Worm Gearbox Vf63 Worm Drive Reduction Gearbox Supplier   gearbox engineChina wholesaler High Quality Vf Series Precision Aluminium Worm Gear Reducers Small Servo Motor Worm Gearbox Vf63 Worm Drive Reduction Gearbox Supplier   gearbox engine
editor by CX 2023-10-19

China Custom Wpa Series Worm Gear Box 1 20 Ratio Horizontal Worm Reduction Gearbox Motor Gear Box Worm Gearbox Small bevel gearbox

Product Description

Factory high quality WP series 90 degree worm reduction gear box for electric motor

Features:
1. Different variants, both input and output shafts can be mounted horizontally or vertically

2. Compact structure

3. Direct drive or indirect drive available

4. Output could be CHINAMFG shaft or hollow hole

Product Parameters

Model Ratio

10

15

20

25

30

40

50

60

40

0.4

0.33

0.26

0.24

0.22

0.16

0.14

o.12

50

0.65

0.52

0.40

0.37

0.34

0.27

0.24

0.20

60

1.00

0.82

0.65

0.59

0.54

0.45

0.40

0.32

70

1.60

1.35

1.10

0.96

0.82

0.67

0.61

0.52

80

2.20

1.78

1.36

1.28

1.20

0.90

0.80

0.75

100

3.60

3.10

2.60

2.35

2.10

1.68

1.30

1.00

120

5.20

4.35

3.50

3.25

3.00

2.20

1.90

1.50

135

9.75

7.85

6.00

5.50

5.00

3.69

2.89

2.30

147

10.71

8.43

6.18

5.71

5.23

3.84

3.09

2.52

155

12.80

9.90

7.00

6.53

6.00

4.40

3.61

3.00

175

17.30

13.60

10.00

9.13

8.30

6.18

4.85

4.07

200

22.60

18.20

13.86

12.75

11.67

8.78

6.71

5.58

250

33.20

27.40

21.60

20.00

18.43

14.00

10.43

8.62

Product Description

Product Description

(1)Worm gear reducer is a power transmission mechanism, the use of gear speed converter, the motor (motor) the number of rotation to slow down to the number of rotation, and get a larger torque mechanism. At present, the application of speed reducer is widely used in the mechanism of transmitting power and motion.

(2)In all kinds of mechanical transmission system can see traces of it, from the transport ships, automobiles, motorcycles, construction heavy machinery, industrial machinery processing equipment and automated production equipment, to the common daily life appliances, clocks and watches, and so forth. Its application from the transmission of large power, to a small load, the precision of the angle of transmission can be seen in the application, and in industrial applications, the reducer has a reduction and increase the torque function. So it is widely used in speed and torque conversion equipmen

 

The role of main reducer:

1, reduce speed and increase the output torque, torque output ratio of motor output by the deceleration ratio, but should pay attention to not exceed the speed reducer rated torque.
2, deceleration while reducing the load inertia, inertia is reduced to the square of the reduction ratio. We can look at the General Motors has a value of inertia.

 

 

 

Company Profile

 

Application: Electric Cars, Motorcycle, Agricultural Machinery, Car, Power Transmission
Layout: Three-Ring
Hardness: Hardened Tooth Surface
Installation: Torque Arm Type
Type: Worm Gear Box
Input Speed: 1440rpm
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

worm gearbox

How to Install and Align a Worm Reducer Properly

Proper installation and alignment of a worm reducer are crucial for ensuring optimal performance and longevity. Follow these steps to install and align a worm reducer:

  1. Preparation: Gather all the necessary tools, equipment, and safety gear before starting the installation process.
  2. Positioning: Place the worm reducer in the desired location, ensuring that it is securely mounted to a stable surface. Use appropriate fasteners and mounting brackets as needed.
  3. Shaft Alignment: Check the alignment of the input and output shafts. Use precision measurement tools to ensure that the shafts are parallel and in line with each other.
  4. Base Plate Alignment: Align the base plate of the reducer with the foundation or mounting surface. Ensure that the base plate is level and properly aligned before securing it in place.
  5. Bolt Tightening: Gradually and evenly tighten the mounting bolts to the manufacturer’s specifications. This helps ensure proper contact between the reducer and the mounting surface.
  6. Check for Clearance: Verify that there is enough clearance for any rotating components or parts that may move during operation. Avoid any interference that could cause damage or performance issues.
  7. Lubrication: Apply the recommended lubricant to the worm reducer according to the manufacturer’s guidelines. Proper lubrication is essential for smooth operation and reducing friction.
  8. Alignment Testing: After installation, run the worm reducer briefly without a load to check for any unusual noises, vibrations, or misalignment issues.
  9. Load Testing: Gradually introduce the intended load to the worm reducer and monitor its performance. Ensure that the reducer operates smoothly and efficiently under the load conditions.

It’s important to refer to the manufacturer’s installation guidelines and specifications for your specific worm reducer model. Proper installation and alignment will contribute to the gearbox’s reliability, efficiency, and overall functionality.

worm gearbox

Worm Gearbox vs. Helical Gearbox: A Comparison

Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:

Aspect Worm Gearbox Helical Gearbox
Efficiency Lower efficiency due to sliding friction between the worm and worm wheel. Higher efficiency due to rolling contact between helical gear teeth.
Torque Transmission Excellent torque transmission and high reduction ratios achievable in a single stage. Good torque transmission, but may require multiple stages for high reduction ratios.
Noise and Vibration Generally higher noise and vibration levels due to sliding action. Lower noise and vibration levels due to smoother rolling contact.
Backlash Higher inherent backlash due to the design. Lower backlash due to meshing of helical teeth.
Efficiency at Higher Speeds Less suitable for high-speed applications due to efficiency loss. More suitable for high-speed applications due to higher efficiency.
Overload Protection Natural self-locking feature provides some overload protection. May not have the same level of inherent overload protection.
Applications Commonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery. Widely used in various applications including automotive transmissions, industrial machinery, and more.

Both worm and helical gearboxes have their place in engineering, and the choice between them depends on the specific requirements of the application. Worm gearboxes are preferred for applications with high reduction ratios, while helical gearboxes are chosen for their higher efficiency and smoother operation.

worm gearbox

Can a Worm Gearbox Provide High Torque Output?

Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gears are known for their high torque multiplication capabilities, making them suitable for applications that require significant torque transfer.

The torque output of a worm gearbox is influenced by several factors:

  • Lead Angle: The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.
  • Worm Diameter: A larger diameter worm can offer increased torque output as it provides more contact area with the gear.
  • Gear Ratio: The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.
  • Lubrication: Proper lubrication is essential to minimize friction and ensure efficient torque transmission.
  • Material and Quality: High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.

Due to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.

China Custom Wpa Series Worm Gear Box 1 20 Ratio Horizontal Worm Reduction Gearbox Motor Gear Box Worm Gearbox Small   bevel gearbox	China Custom Wpa Series Worm Gear Box 1 20 Ratio Horizontal Worm Reduction Gearbox Motor Gear Box Worm Gearbox Small   bevel gearbox
editor by CX 2023-09-27

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