China Nmrv/Nrv Nmrv130 Worm Gear Speed Reduction Reducer Gearbox worm gearbox exploded view

Item Description

NMRV  REDUCTION WORM GEARBOX
The NMRV a hundred thirty single-phase worm equipment motor develops torque on the output shaft in the range from 280 to 1596 N * m. The unit is provided with an IEC motor with a power of .75 – 7.5 kW. Radial load on the shaft – up to eighteen 000 N.
The gear housing is made of gray forged iron grade G200, has a protecting powder coating.
Supplies components:
Body – iron, flanges – iron, worm – steel crown worm wheel – bronze. 
Kind of lubricant: synthetic ISO VG 220. 
Excess weight: 48 kg.

Sort designation plan

NMRV – 130 – 7.5 – one hundred twenty – 4 – B3

  • NMRV – worm gear motor
  • 130 – size (middle length, mm)
  • seven.5 – equipment ratio
  • 120 – output shaft rotation speed, rpm
  • four – electric motor power, kW
  • B3 – mounting place

NMRV 130 gearbox efficiency

i one = 2800 rpm 1 = 1400 rpm 1 = 900, rpm
2 ,
rpm
2M ,
N * m
P
kw
RD
%
two ,
rpm
2M ,
N * m
P
kw
RD
%
two ,
rpm
2M ,
N * m
P
kw
RD
%
seven.5 373 571 24.00 92 187 780 sixteen.eighty ninety one a hundred and twenty 935 thirteen.twenty 89
10 280 606 19.thirty ninety two a hundred and forty  817 13.30 ninety 90 980 ten.fifty 88
fifteen 187 668  14.fifty ninety ninety three  876 9.eighty  87 sixty 1015  7.fifty 85
20 a hundred and forty 735  12.10 89 70  950 eight.10  86 forty five 1092  6.20 eighty three
twenty five 112 645  8.forty 90 56  795 5.fifty  85 36 914  4.twenty eighty two
thirty ninety three 655  7.fifty eighty five 47  683  4.twenty  80 thirty 735  3.00 77
40 70 781  6.90 eighty three 35  959  4.fifty  78 23 1090  3.50 seventy five
fifty 56 787  5.70 eighty one 28  985  3.eighty  76 18 1084  2.80 73
60 47 748  4.sixty 80 23  965  3.10  75 fifteen 1040  2.thirty seventy one
80 35 648  3.thirty seventy two 18  782  2.20  67 eleven 959  1.70 65
100 28 605  2.fifty seventy one 14  765  1.70  66 nine 855  1.30 sixty two
  • n1 – rotational pace el. engine
  • n2 – revolutions on the output shaft
  • T 2M – torque on the output shaft
  • P is the maximum allowable motor power
  • RD – effectiveness

GEARBOX Function

one.Good quality,lengthy daily life time,minimal sounds.
2.Compact,hassle-free.
3.Large effectiveness,massive torque.

 

All round and mounting proportions NMRV one hundred thirty

NMRV130 gear motor  has a wide range of equipment ratios.
Gear ratios: 7.5, ten, fifteen, 20, twenty five, 30, 40, 50, sixty, 80, 100 .

Output flange to NMRV a hundred thirty gearbox

Geared NMRV130 can be supplied with unilateral or bilateral output shaft. 
The gearbox arrives regular with a hollow output shaft

A torque arm is an additional selection to the gearbox.

  Model  NMRV Series
  Single Phase  RV25-RV150
  Ratio  7.5-100
  Input Electricity  0.06KW-15KW
  Output Pace  14-280rpm
  Output Torque   5-1800Nm
Main areas  worm wheel,worm shaft
 Core elements materials      worm shaft:20 Cr Mn Ti,worm wheel:Nodular forged iron interal,9-4 copper external
  Lubrication   RV30-ninety:artificial oil, RV110-150:GN460-W mineral oil
 Bearings  C&U

 
 
 

US $32
/ 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:

###

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
%
7.5 373 571 24.00 92 187 780 16.80 91 120 935 13.20 89
10 280 606 19.30 92 140  817 13.30 90 90 980 10.50 88
15 187 668  14.50 90 93  876 9.80  87 60 1015  7.50 85
20 140 735  12.10 89 70  950 8.10  86 45 1092  6.20 83
25 112 645  8.40 90 56  795 5.50  85 36 914  4.20 82
30 93 655  7.50 85 47  683  4.20  80 30 735  3.00 77
40 70 781  6.90 83 35  959  4.50  78 23 1090  3.50 75
50 56 787  5.70 81 28  985  3.80  76 18 1084  2.80 73
60 47 748  4.60 80 23  965  3.10  75 15 1040  2.30 71
80 35 648  3.30 72 18  782  2.20  67 11 959  1.70 65
100 28 605  2.50 71 14  765  1.70  66 9 855  1.30 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

###

 
 
 
US $32
/ 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:

###

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
%
7.5 373 571 24.00 92 187 780 16.80 91 120 935 13.20 89
10 280 606 19.30 92 140  817 13.30 90 90 980 10.50 88
15 187 668  14.50 90 93  876 9.80  87 60 1015  7.50 85
20 140 735  12.10 89 70  950 8.10  86 45 1092  6.20 83
25 112 645  8.40 90 56  795 5.50  85 36 914  4.20 82
30 93 655  7.50 85 47  683  4.20  80 30 735  3.00 77
40 70 781  6.90 83 35  959  4.50  78 23 1090  3.50 75
50 56 787  5.70 81 28  985  3.80  76 18 1084  2.80 73
60 47 748  4.60 80 23  965  3.10  75 15 1040  2.30 71
80 35 648  3.30 72 18  782  2.20  67 11 959  1.70 65
100 28 605  2.50 71 14  765  1.70  66 9 855  1.30 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

###

 
 
 

Types of Gearboxes

There are several types of gearboxes. Some are known as helical gear reducers, while others are called planetary gearboxes. The article also discusses Continuously Variable Transmission (CVT) and helical gear reducer. If you are interested in purchasing a new gearbox, make sure to read our articles on these different types. If you are confused, consider reading our articles on planetary gearboxes and helical gear reducers.
gearbox

planetary gearbox

The planetary gearbox has several advantages. Its compact design and light weight allows it to transmit high torques while remaining quiet. The gears are connected to one another through a carrier, which is typically fixed and helps transmit torques to the output shaft. Its planetary structure arrangement also reduces backlash and provides high rigidity, which is important for quick start and stop cycles and rotational direction change. Depending on the design and performance desired, planetary gearboxes are categorized into three main types:
The type of planetary gears used in a given application determines the overall cost of the unit. Manufacturers offer a range of prices, and they can help you determine which gearbox is right for your needs. You should also ask a manufacturer for the cost of a planetary gearbox. By asking about price and specs, you can avoid wasting money and time on a planetary gearbox that does not perform up to its potential.
A planetary gearbox is probably installed in your new car’s automatic transmission. For more information, consult your owner’s manual or call the dealer’s service department. This type of gearbox is more complex than other types of gearboxes, so if you don’t know much about them, do an internet search for “planetary gearbox.”
The teeth of a planetary gearbox are formed by the stepping motion of two gears: the sun gear and the inner ring. The sun gear is the input, while the planetary gears rotate around the sun gear. Their ratio depends on the number of teeth and the space between the planets. If you have a 24 tooth sun gear, the planetary gears’ ratio will be -3/2. The sun gear is also attached to the axle.
Another advantage of a planetary gear system is that it can generate high torques. The load is shared among multiple planet gears. This makes the gears more resilient to damage. A planetary gearbox can be as high as 332,000 Nm, and can be used in vehicles and industrial applications requiring medium to high torque. A planetary gear system is a great alternative to a traditional transmission. So, how does it work?

helical gearbox

The main difference between the helical gearbox and the spur gear is the center distance between the teeth. The helical gearbox has a larger pitch circle than the spur gear and thus requires a radial module. In addition, the two types of gears can only be made with the same tooth-cutting tool as the spur gear. However, the helical gearbox is more efficient in terms of production costs.
The helical gearbox is a low-power consumption, compact type of gearbox that is used for a wide range of industrial applications. They are highly durable and withstand high loads with utmost efficiency. The helical gearbox can be manufactured in cast steel and iron for small and medium units. This type of gearbox is also commonly used for crushers, conveyors, coolers, and other applications that need low power.
The helical gear has many advantages over the spur gear. It produces less noise. It has less friction and is less likely to wear out. It is also quieter than spur gears. This is because multiple teeth are in mesh. Because the teeth are in mesh, the load is distributed over a larger area, resulting in a smoother transition between gears. The reduction in noise and vibration reduces the risk of damaging the gear.
The helical gear’s axial excitation force is obtained using a linearized equation of motion in the rotational direction. The damping coefficient of the equation is 0.07. The helical gear is made up of a steel shaft with a diameter of 20 mm and a 5 mm thick aluminum plate. The stiffness of the bearing is 6.84 x 107 N/m. The damping force of the plate is 2,040 kg/m2/s.
The worm gearbox has a better efficiency ratio than the helical one, but it is less efficient in low-ratio applications. In general, worm gearboxes are more efficient than helical gearboxes, although there are some exceptions to this rule. A helical gearbox is better for applications that require high torque. It may also be more economical in the long run. If you are considering a helical gearbox, consider the advantages it has over worm gearboxes.
gearbox

helical gear reducer

A helical gear reducer for a machine’s gearbox is an integral component of the drive system. This unit amplifies torque and controls speed and, therefore, compliments the engine by rotating slower than the engine’s input shaft. A helical gear reducer is a compact gearbox component that is used in industrial applications. A variety of sizes is available to suit various machine configurations. The following sections will discuss some of the different types available.
Designed by experts and engineers, a helical gear reducer is a surprisingly small and light gear that satisfies the needs of many machine applications. It features a large transmission torque, a low starting and running speed, and a fine classification of transmission ratios. A helical gear reducer is lightweight and easily connected to other gears, and it features a high technical content.
In order to avoid errors and poor performance, regular maintenance is a must. The proper lubrication of the gear reducer can minimize failures, errors, and poor performance. Every gear reducer manufacturer sells a suitable lubricant, which must match the properties of the machine’s drive mechanism. It is also advisable to check the lubrication regularly to avoid any deterioration of the unit’s performance.
While the worm gearbox may be better for applications where torque is high, the helical gear reducer offers greater efficiency at lower cost. Although worm gearboxes may be cheaper initially, they are less effective at higher ratios. Even if the worm gear is more expensive to buy, it still offers 94% efficiency, which makes it more cost-effective. There are some significant advantages to both types of gearboxes.
The main advantage of a helical gear reducer over a spur gear is its smoother operation. Unlike spur gears, which have teeth that are straight, helical gears have angled teeth that gradually engage with each other. This helps ensure that the gear does not grind or make excessive noise when it turns. Additionally, they are less commonly used in automation and precision machinery. They are often used in industrial applications.
gearbox

Continuously variable transmission

A Continuously Variable Transmission (CVT) is an automatic transmission that can run through a vast number of gears. Unlike a standard automatic transmission, it can run at any speed, even at a low rev. The CVT is also capable of running at infinitely low gears. Its basic function is to provide different torque ratios to the engine. In addition to delivering power, CVTs have other benefits.
One of the major advantages of a CVT is its simplicity. Its simplicity translates into fewer moving parts, which means less maintenance. The CVT’s simplicity also means that it can handle a wide variety of different types of road conditions and driving styles. In addition to being a great alternative to a traditional automatic transmission, CVTs can be used on many other types of vehicles, including tractors, snowmobiles, motor scooters, and power tools.
A CVT is much smoother than a conventional automatic transmission. It never has to hunt for a gear. It also responds well to throttle inputs and speed changes. Both of these technologies are available on many modern vehicles, including the Nissan Rogue and Mazda CX-5. It’s important to note that each of these transmissions has its pros and cons. So, if you’re looking for a car with a CVT, make sure to read the reviews. They’ll help you decide which transmission is right for you.
Another advantage of a CVT is its fuel efficiency. Many cars now feature CVTs, and they’re becoming increasingly popular with automakers. In addition to fuel efficiency, most cars with CVTs also have a smoother ride. There’s no more sudden downshifts or gear hunting. This makes driving a lot easier. And, the added benefits of smoother driving make CVTs the ideal choice for many drivers.
Although a CVT is more common among Japanese car manufacturers, you’ll find CVTs on European car models as well. The Mercedes-Benz A-Class, B-Class, and Megane are some examples of vehicles that use this technology. Before making a decision, consider the reliability of the model in question. Consumer Reports is a good resource for this. It also offers a history of use and reliability for every type of car, including the Honda Accord.

China Nmrv/Nrv Nmrv130 Worm Gear Speed Reduction Reducer Gearbox     worm gearbox exploded viewChina Nmrv/Nrv Nmrv130 Worm Gear Speed Reduction Reducer Gearbox     worm gearbox exploded view
editor by czh 2022-11-26