China Nmrv/Nrv Nmrv150 Worm Gear Speed Reduction Reducer Gearbox with high quality

Product Description

NMRV  REDUCTION WORM GEARBOX
NMRV 150 worm gear motor for standard industrial use refers to angular kind drives. The device gives higher output torque (up to 1760 N * m), withstands significant radial hundreds (up to eighteen 000 N). Robust solid iron physique equipment motor has a protective coating. Mounting possibilities: ft / flange.
Extra possibilities:

  • reactive rod for reactive torque payment
  • outlet flange for securing to the frame
  • variator attachment for regulating the output shaft rotation speed
  • torque limiter

Resources parts:
Body – iron, flanges – iron, worm – metal CZPT worm wheel – bronze. 
Kind of lubricant: synthetic ISO VG 220. 
Bodyweight: 84 kg.

Sort designation scheme

NMRV – a hundred and fifty – 7.5 – 186.7 – 15 – B7

  • NMRV – worm equipment motor
  • one hundred fifty – measurement (middle length, mm)
  • 7.5 – equipment ratio
  • 186.7 – output shaft rotation speed, rpm
  • fifteen – electric powered motor power, kW
  • B7 – mounting situation

NMRV one hundred fifty gearbox efficiency

i one = 2800 rpm 1 = 1400 rpm one = 900, rpm
2 ,
rpm
2M ,
N * m
P
kw
RD
%
two ,
rpm
2M ,
N * m
P
kw
RD
%
2 ,
rpm
2M ,
N * m
P
kw
RD
%
7.five 373 862 36.twenty 93 187 1162 twenty five.thirty 91 one hundred twenty 1410 19.ninety 89
ten 280 879 28.00 ninety two 140 1197 19.50 90 ninety 1429 fifteen.30 88
fifteen 187 924 twenty.10 90 93 1250 two p.m.  87 sixty 1488 eleven.00 eighty five
20 140 990 16.30 89 70 1320 11.25  86 forty five 1550 eight.eighty 83
25 112 920 twelve.00 90 fifty six 1203 eight.thirty  85 36 1414 six.50 eighty two
thirty 93 900 10.thirty 85 47 1138  7.00  80 thirty 1348 5.50 seventy seven
40 70 1234 10.90 eighty three 35 1596  7.50  78 23 1837 five.ninety 75
50 56 1091  7.90 eighty one 28 1426  5.fifty  76 eighteen 1665 4.30 seventy three
60 47 1571  6.thirty 80 23 1370  4.forty  75 15 1582 three.50 71
eighty 35 884  4.fifty seventy two 18 1102 three.ten  67 11 1354 two.40 65
100 28 848  3.fifty seventy one 14 1080 2.40  66 nine 1250 one.90 62
  • n1 – rotational velocity el. motor
  • n2 – revolutions on the output shaft
  • T 2M – torque on the output shaft
  • P is the maximum allowable motor energy
  • RD – effectiveness

GEARBOX Attribute

1.Excellent good quality,prolonged lifestyle time,lower noise.
two.Compact,convenient.
three.High effectiveness,huge torque.

 

General and mounting dimensions NMRV 150

NMRV150 gear motor  has a wide range of gear ratios.
Gear ratios: 7.5, 10, fifteen, 20, twenty five, thirty, forty, 50, 60, eighty, one hundred .

Output flange to NMRV one hundred fifty gearbox

Geared NMRV150 can be provided with unilateral or bilateral output shaft. 
The gearbox will come common with a hollow output shaft

A torque arm is an extra option to the gearbox.

  Model  NMRV Sequence
  Single Phase  RV25-RV150
  Ratio  7.5-100
  Input Electricity  0.06KW-15KW
  Output Velocity  14-280rpm
  Output Torque   5-1800Nm
Core areas  worm wheel,worm shaft
 Core parts material      worm shaft:twenty Cr Mn Ti,worm wheel:Nodular solid iron interal,9-4 copper exterior
  Lubrication   RV30-90:artificial oil, RV110-one hundred fifty:GN460-W mineral oil
 Bearings  C&U

 
 
 


/ Piece
|
10 Pieces

(Min. Order)

###

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

|


###

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
%
7.5 373 862 36.20 93 187 1162 25.30 91 120 1410 19.90 89
10 280 879 28.00 92 140 1197 19.50 90 90 1429 15.30 88
15 187 924 20.10 90 93 1250 2 p.m.  87 60 1488 11.00 85
20 140 990 16.30 89 70 1320 11.25  86 45 1550 8.80 83
25 112 920 12.00 90 56 1203 8.30  85 36 1414 6.50 82
30 93 900 10.30 85 47 1138  7.00  80 30 1348 5.50 77
40 70 1234 10.90 83 35 1596  7.50  78 23 1837 5.90 75
50 56 1091  7.90 81 28 1426  5.50  76 18 1665 4.30 73
60 47 1024  6.30 80 23 1370  4.40  75 15 1582 3.50 71
80 35 884  4.50 72 18 1102 3.10  67 11 1354 2.40 65
100 28 848  3.50 71 14 1080 2.40  66 9 1250 1.90 62

###

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

###

  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

###

 
 
 

/ Piece
|
10 Pieces

(Min. Order)

###

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

|


###

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
%
7.5 373 862 36.20 93 187 1162 25.30 91 120 1410 19.90 89
10 280 879 28.00 92 140 1197 19.50 90 90 1429 15.30 88
15 187 924 20.10 90 93 1250 2 p.m.  87 60 1488 11.00 85
20 140 990 16.30 89 70 1320 11.25  86 45 1550 8.80 83
25 112 920 12.00 90 56 1203 8.30  85 36 1414 6.50 82
30 93 900 10.30 85 47 1138  7.00  80 30 1348 5.50 77
40 70 1234 10.90 83 35 1596  7.50  78 23 1837 5.90 75
50 56 1091  7.90 81 28 1426  5.50  76 18 1665 4.30 73
60 47 1024  6.30 80 23 1370  4.40  75 15 1582 3.50 71
80 35 884  4.50 72 18 1102 3.10  67 11 1354 2.40 65
100 28 848  3.50 71 14 1080 2.40  66 9 1250 1.90 62

###

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

###

  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

###

 
 
 

Worm gear reducer gearbox

A worm gear reducer gearbox is a gear reducer gearbox that uses a worm gear train to reduce the required force. Unlike traditional gear reducer gearboxes, these units are small and require low horsepower ratings. This reduces their efficiency, but their low cost and compact design help make up for this shortcoming. However, these gear reducer gearboxes have some drawbacks, including their tendency to lock up when reversing.
worm reducer

high efficiency

High-efficiency worm reducer gearboxes are ideal for applications where high performance, repeatability, and accuracy are critical. It consists of an input hypoid gear and an output hypoid bevel gear. The input worm rotates perpendicular to the output worm, so for every revolution of the input worm, the output gear makes one revolution. This arrangement reduces friction (another source of energy loss) in a high-efficiency worm gear to at least two arc minutes.
Compared with worm gear reducer gearboxes, hypoid gearmotors offer several advantages, including lower operating costs and higher efficiency. For example, hypoid gear motors can transmit more torque even at high reduction ratios. Also, they are more efficient than worm gear reducer gearboxes, which means they can produce the same output with a smaller motor.
In recent years, the efficiency of worm gear reducer gearboxes has been dramatically improved. Manufacturers have made great strides in materials, design, and manufacturing. New designs, including dual-enveloping worm gear reducer gearboxes, increase efficiency by 3 to 8 percent. These improvements were made possible through countless hours of testing and development. Worm gear reducer gearboxes also offer lower initial costs and higher overload capability than competing systems.
Worm gear reducer gearboxes are popular because they provide maximum reduction in a small package. Their compact size makes them ideal for low to medium-horsepower applications and they are reticent. They also offer higher torque output and better shock load tolerance. Finally, they are an economical option to reduce the device’s power requirements.

low noise

Low-noise worm gear reducer gearboxes are designed to reduce noise in industrial applications. This type of reducer gearbox uses fewer bearings and can work in various mounting positions. Typically, a worm reducer gearbox is a single-stage unit with only one shaft and one gear. Since there is only one gear, the noise level of the worm gear reducer gearbox will be lower than other types.
A worm gear reducer gearbox can be integrated into the electric power steering system to reduce noise. Worm reducer gearboxes can be made and from many different materials. The following three-stage process will explain the components of a low-noise worm reducer gearbox.
Worm gear reducer gearboxes can be mounted at a 90-degree angle to the input worm shaft and are available with various types of hollow or solid output shafts. These reducer gearboxes are especially beneficial for applications where noise reduction is essential. They also have fewer parts and are smaller than other types of reducer gearboxes, making them easier to install.
Worm gear reducer gearboxes are available from various manufacturers. Due to their widespread availability, gear manufacturers maintain extensive inventories of these reducer gearboxes. The worm gear ratio is standard, and the size of the worm gear reducer gearbox is universal. Also, worm gear reducer gearboxes do not need to be sized for a specific purpose, unlike other load interruptions.
worm reducer

pocket

A worm gear reducer gearbox is a transmission mechanism with a compact structure, large transmission ratio, and self-locking function under certain conditions. The worm gear reducer gearbox series products are designed with American technology and have the characteristics of stable transmission, strong bearing capacity, low noise, and compact structure. In addition, these products can provide a wide range of power supplies. However, these worm reducer gearboxes are prone to leaks, usually caused by design flaws.
Worm gear reducer gearboxes are available in single-stage and double-stage. The first type consists of an oil tank that houses the worm gear and bearings. The second type uses a worm gear with a sleeve for the first worm gear.
When choosing a gear reducer gearbox, it is essential to choose a high-quality unit. Improper gear selection can cause rapid wear of the worm gear. While worm gear reducer gearboxes are generally durable, their degree of wear depends on the selection and operating conditions. For example, overuse, improper assembly, or working in extreme conditions can lead to rapid wear.
Worm reducer gearboxes reduce speed and torque. Worm gears can be used to reduce the speed of rotating machines or inertial systems. Worm gears are a type of bevel gear, and their meshing surfaces have great sliding force. Because of this, worm gears can carry more weight than spur gears. They are also harder to manufacture. However, the high-quality design of the worm gear makes it an excellent choice for applications requiring high torque and high-speed rotation.
Worm gears can be manufactured using three types of gears. For large reduction ratios, the input and output gears are irreversible. However, the worm reducer gearbox can be constructed with multiple helices. The multi-start worm drive also minimizes braking effects.

Self-locking function

The worm reducer gearbox is self-locking to prevent the load from being driven back to the ground. The self-locking function is achieved by a worm that meshes with the rack and pinion. When the load reaches the highest position, the reverse signal is disabled. The non-locking subsystem back-drives the load to its original position, while the self-locking subsystem remains in its uppermost position.
The self-locking function of the worm reducer gearbox is a valuable mechanical feature. It helps prevent backing and saves the cost of the braking system. Additionally, self-locking worm gears can be used to lift and hold loads.
The self-locking worm gear reducer gearbox prevents the drive shaft from driving backward. It works with the axial force of the worm gear. A worm reducer gearbox with a self-locking function is a very efficient machine tool.
Worm gear reducer gearboxes can be made with two or four teeth. Single-ended worms have a single-tooth design, while double-ended worms have two threads on the cylindrical gear. A multi-boot worm can have up to four boots. Worm reducer gearboxes can use a variety of gear ratios, but the main advantage is their compact design. It has a larger load capacity than a cross-shaft helical gear mechanism.
The self-locking function of the worm reducer gearbox can also be used for gear sets that are not necessarily parallel to the shaft. It also prevents backward travel and allows forward travel. The self-locking function is achieved by a ratchet cam arranged around the gear member. It also enables selective coupling and decoupling between gear members.
worm reducer

high gear ratio

Worm reducer gearboxes are an easy and inexpensive way to increase gear ratios. These units consist of two worm gears – an input worm gear and an output worm gear. The input worm rotates perpendicular to the output worm gear, which also rotates perpendicular to itself. For example, a 5:1 worm gearbox requires 5 revolutions per worm gear, while a 60:1 worm gearbox requires 60 revolutions. However, this arrangement is prone to inefficiency since the worm gear experiences only sliding friction, not rolling friction.
High-reduction applications require many input revolutions to rotate the output gear. Conversely, low input speed applications suffer from the same friction issues, albeit with a different amount of friction. Worms that spin at low speeds require more energy to maintain their movement. Worm reducer gearboxes can be used in many types of systems, but only some are suitable for high-speed applications.
Worm gears are challenging to produce, but the envelope design is the best choice for applications requiring high precision, high efficiency, and minimal backlash. Envelope design involves modifying gear teeth and worm threads to improve surface contact. However, this type of worm gear is more expensive to manufacture.
Worm gear motors have lower initial meshing ratios than hypoid gear motors, which allows the use of smaller motors. So a 1 hp worm motor can achieve the same output as a 1/2 hp motor. A study by Agknx compared two different types of geared motors, comparing their power, torque, and gear ratio. The results show that the 1/2 HP hypoid gear motor is more efficient than the worm gear motor despite the same output.
Another advantage of the worm gear reducer gearbox is the low initial cost and high efficiency. It offers high ratios and high torque in a small package, making it ideal for low to medium-horsepower applications. Worm gear reducer gearboxes are also more shock-resistant.
China Nmrv/Nrv Nmrv150 Worm Gear Speed Reduction Reducer Gearbox     with high quality China Nmrv/Nrv Nmrv150 Worm Gear Speed Reduction Reducer Gearbox     with high quality
editor by CX 2023-03-28

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