China best Nmrv/Nrv Nmrv040 Worm Gear Speed Reduction Reducer Gearbox best automatic gearbox

Product Description

NMRV   REDUCTION WORM GEARBOX
The NMRV 040 worm gear motor is characterized by a wide range of gear ratios (5 – 80), a compact aluminum alloy housing, and ease of installation and maintenance. The unit is equipped with an engine power of 0.09 – 0.55 kW. Output shaft rotation frequency: 900 – 2800 rpm.
The NMRV 040 motor gearbox has similar mounting dimensions with the Siti MU40, STM UMI 40, Varvel SRT 40 drives and can be used to replace them.
Parts materials:
Case – aluminum, flanges – aluminum, worm – steel, worm wheel CHINAMFG – bronze. 
Type of lubricant: synthetic ISO VG 320. 
Weight: 2.3 kg.

Type designation scheme

NMRV – 040 – 80 – 17.5 – 0.12 – B3

  • NMRV – worm gear motor
  • 040 – size (center distance, mm)
  • 80 – gear ratio
  • 17.5 – output shaft rotation speed, rpm
  • 0,12 – electric motor power, kW
  • B3 – mounting position

NMRV 040 gearbox performance

I
 
1 = 2800 rpm 1 = 1400 rpm 1 = 900, rpm
2 ,
rpm
2M ,
N * m
P
kw
RD
%
2 ,
rpm
2M ,
N * m
P
kw
RD
%
2 ,
rpm
2M ,
N * m
P
kw
RD
%
5 560 24 1.50 87 280 36 1.10 86 180 41 0.80 84
7.5 373 29 1.30 88 187 41 0.93 86 120 49 0.73 84
10 280 32 1.10  86 140  44 0.76 84 90 50 0.58 82
15 187 34  0.78  84 93  44  0.53  81 60 52  0.41 79
20 140 31  0.56  82 70  40  0.37  79 45 47  0.29 76
25 112 34  0.50  79 56  43  0.34  74 36 49  0.26 71
30 93 33  0.44  73 47  38  0.27  68 30 43  0.21 65
40 70 35  0.36  72 35  44  0.24  67 23 52  0.19 64
50 56 32  0.29  65 28  41  0.20  60 18 48  0.16 57
60 47 29  0.24  59 23  38  0.17  54 15 41  0.13 50
80 35 23  0.15  56 18  31  0.11  51 11 37  0.09 49
100 28 24  0.13  53 14  29  0.09  48 9 33  0.07 44
  • n1 – rotational speed el. engine;
  • n2 – revolutions on the output shaft;
  • T 2M – torque on the output shaft;
  • P is the maximum allowable engine power;
  • RD – efficiency

GEARBOX FEATURE

1.Good quality,long life time,low noise.
 
3.High efficiency,big torque.

 

Overall and mounting dimensions NMRV 040

NMRV040 gear motor  has a wide range of gear ratios.
Gear ratios:  5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100 .

Output flange to NMRV 040 gearbox

Geared NMRV040 can be supplied with unilateral or bilateral output shaft. 
The gearbox comes standard with a hollow output shaft

A torque arm is an additional option to the gearbox.

  Model  NMRV SERIES
  Single Stage  RV25-RV150
  Ratio  7.5-100
  Input Power  0.06KW-15KW
  Output Speed  14-280rpm
  Output Torque   5-1800Nm
Core parts  worm wheel,worm shaft
 Core parts material      worm shaft:20 Cr Mn Ti,worm wheel:Nodular cast iron interal,9-4 copper external
  Lubrication   RV30-90:synthetic oil, RV110-150:GN460-W mineral oil
 Bearings  C&U

 
 
 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Motorcycle, Machinery, Agricultural Machinery, Industry
Hardness: Hardened
Installation: Any Angle
Gear Shape: Worm Gear
Step: Single-Step
Type: Worm and Wormwheel
Samples:
US$ 20/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

speed reducer gearbox

Enhancing Efficiency of Conveyor Systems and Material Handling Equipment with Speed Reducer Gearboxes

Speed reducer gearboxes play a significant role in optimizing the efficiency of conveyor systems and material handling equipment, contributing to smoother operations, reduced energy consumption, and improved productivity.

Conveyor Systems:

  • Variable Speed Control: Speed reducer gearboxes allow precise control over the rotational speed of conveyor belts. This enables operators to adjust the speed according to the specific material being transported, preventing spills, jams, and material damage.
  • Torque Amplification: By increasing torque while reducing speed, speed reducer gearboxes help conveyor systems handle heavy loads and inclines with ease. This minimizes strain on the motor and extends the equipment’s lifespan.
  • Energy Efficiency: Speed reducer gearboxes convert high-speed, low-torque input into low-speed, high-torque output. This efficient power transmission reduces energy consumption, leading to cost savings and environmental benefits.
  • Smooth Start and Stop: Gearboxes enable smooth acceleration and deceleration of conveyor belts, reducing wear and tear on components and minimizing product damage.

Material Handling Equipment:

  • Enhanced Lifting Capacity: Speed reducer gearboxes allow material handling equipment, such as forklifts and cranes, to lift heavier loads by multiplying torque while maintaining a manageable speed.
  • Precision Control: Gearboxes provide fine control over the movement of material handling equipment, allowing operators to position and place items accurately and safely.
  • Reduced Operator Fatigue: The torque amplification provided by speed reducer gearboxes reduces the effort required to move heavy objects, reducing operator fatigue and improving overall ergonomics.
  • Safety: Gearboxes contribute to safer operations by enabling controlled and gradual movements, minimizing the risk of sudden jerks or overexertion.

By incorporating speed reducer gearboxes into conveyor systems and material handling equipment, industries can achieve higher levels of efficiency, reliability, and safety while reducing operational costs and enhancing overall performance.

speed reducer gearbox

Limitations and Drawbacks of Speed Reducer Gearbox Systems

While speed reducer gearbox systems offer various benefits, they also come with certain limitations and drawbacks that should be considered:

1. Efficiency Loss: Speed reducer gearboxes introduce mechanical losses due to friction and gear meshing. These losses can result in reduced overall efficiency, especially in applications where precise speed control is crucial.

2. Size and Weight: Gearboxes add size and weight to the machinery, which can be a limitation in space-constrained environments or applications where weight is a critical factor.

3. Cost: The design, manufacturing, and maintenance of speed reducer gearboxes can be complex and costly. High-quality materials and precision engineering contribute to higher upfront and operational costs.

4. Maintenance: Gearboxes require regular maintenance, including lubrication, inspection, and potential replacement of worn parts. Improper maintenance can lead to reduced lifespan and operational issues.

5. Backlash: Gears within speed reducer gearboxes may exhibit backlash, which is the small amount of play between gear teeth. Backlash can affect precision in applications requiring accurate positioning.

6. Noise and Vibration: Gear meshing can generate noise and vibrations, especially at higher speeds. Additional measures may be needed to mitigate these effects and ensure a quieter operating environment.

7. Limited Ratios: Some gearbox designs offer a limited range of gear ratios, which may restrict the flexibility of certain applications requiring specific speed adjustments.

8. Heat Generation: The mechanical processes within gearboxes can generate heat, and inadequate cooling or lubrication can lead to overheating and reduced efficiency.

Despite these limitations, proper selection, design, and maintenance of speed reducer gearbox systems can help mitigate these drawbacks and ensure their effective integration into various mechanical systems.

speed reducer gearbox

Handling Variations in Input and Output Speeds with Speed Reducer Gearboxes

Speed reducer gearboxes are designed to efficiently handle variations in input and output speeds, ensuring that mechanical systems can operate at desired levels of torque and rotational motion. Here’s how they accomplish this:

Versatile Gear Ratios: Speed reducer gearboxes are equipped with a combination of gears, typically including multiple stages of gear reduction. Each stage contains gears with specific gear ratios. By strategically selecting gear ratios for each stage, the gearbox can adjust the speed and torque output according to the input from the motor or initial power source.

Multi-Stage Reduction: In many speed reducer gearboxes, the input shaft connects to a series of gears, each progressively smaller in size. As the input gear turns, it drives the next gear in the sequence. This process continues through multiple stages, resulting in a significant reduction in rotational speed while increasing torque output.

Helical and Planetary Gears: Some speed reducer gearboxes use helical gears or planetary gear sets. Helical gears have angled teeth that engage gradually, reducing noise and providing smoother transitions between gears. Planetary gears consist of a central sun gear, multiple planet gears, and an outer ring gear. They allow for compact designs and efficient speed reduction.

Frictional and Mechanical Efficiency: Speed reducer gearboxes are designed to minimize friction and mechanical losses during operation. High-quality materials, precision manufacturing, and proper lubrication contribute to higher efficiency and reduced energy waste.

Adjustable Configurations: Speed reducer gearboxes can be configured to achieve different output speeds and torque levels based on the specific requirements of the application. This adjustability allows for customization and fine-tuning of performance.

Torque and Speed Ratings: Manufacturers provide torque and speed ratings for their speed reducer gearboxes, indicating the maximum torque load they can handle while maintaining specified speed reductions. These ratings guide the selection of an appropriate gearbox for a given application.

Overall, speed reducer gearboxes effectively manage variations in input and output speeds through the use of gear ratios, multi-stage reduction, specialized gear designs, and careful engineering. This enables them to adapt to the changing demands of mechanical systems while providing precise control over motion and torque.

China best Nmrv/Nrv Nmrv040 Worm Gear Speed Reduction Reducer Gearbox   best automatic gearbox	China best Nmrv/Nrv Nmrv040 Worm Gear Speed Reduction Reducer Gearbox   best automatic gearbox
editor by CX 2024-03-03