Solution Description

NMRV  REDUCTION WORM GEARBOX
The NMRV a hundred thirty solitary-phase worm equipment motor develops torque on the output shaft in the assortment from 280 to 1596 N * m. The unit is supplied with an IEC motor with a electrical power of .75 – 7.5 kW. Radial load on the shaft – up to eighteen 000 N.
The equipment housing is created of gray cast iron grade G200, has a protecting powder coating.
Supplies parts:
Physique – iron, flanges – iron, worm – steel crown worm wheel – bronze. 
Kind of lubricant: synthetic ISO VG 220. 
Bodyweight: 48 kg.

Variety designation plan

NMRV – 130 – 7.5 – 120 – 4 – B3

  • NMRV – worm gear motor
  • 130 – size (centre length, mm)
  • seven.5 – gear ratio
  • one hundred twenty – output shaft rotation speed, rpm
  • 4 – electric motor electrical power, kW
  • B3 – mounting situation

NMRV one hundred thirty gearbox functionality

i one = 2800 rpm one = 1400 rpm 1 = 900, rpm
two ,
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 373 571 24.00 ninety two 187 780 sixteen.80 91 120 935 13.20 89
10 280 606 19.thirty 92 a hundred and forty  817 13.30 ninety ninety 980 10.50 88
fifteen 187 668  14.fifty 90 93  876 nine.eighty  87 sixty 1015  7.fifty eighty five
twenty one hundred forty 735  12.ten 89 70  950 8.ten  86 forty five 1092  6.twenty 83
twenty five 112 645  8.40 ninety 56  795 five.50  85 36 914  4.20 82
30 93 655  7.fifty 85 47  683  4.20  80 thirty 735  3.00 77
forty 70 781  6.ninety 83 35  959  4.fifty  78 23 1090  3.50 75
50 fifty six 787  5.70 81 28  985  3.eighty  76 eighteen 1084  2.eighty 73
sixty forty seven 748  4.60 eighty 23  965  3.ten  75 15 1040  2.thirty seventy one
80 35 648  3.30 72 eighteen  782  2.twenty  67 11 959  1.70 65
one hundred 28 605  2.50 seventy one fourteen  765  1.70  66 nine 855  1.thirty 62
  • n1 – rotational velocity el. motor
  • n2 – revolutions on the output shaft
  • T 2M – torque on the output shaft
  • P is the maximum allowable engine electricity
  • RD – efficiency

GEARBOX Attribute

1.Great high quality,extended daily life time,reduced sound.
two.Compact,convenient.
three.Large performance,huge torque.

 

General and mounting proportions NMRV one hundred thirty

NMRV130 gear motor  has a wide selection of gear ratios.
Gear ratios: 7.5, ten, fifteen, 20, 25, thirty, forty, fifty, sixty, eighty, a hundred .

Output flange to NMRV a hundred thirty gearbox

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

A torque arm is an further selection 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 elements  worm wheel,worm shaft
 Core components materials      worm shaft:twenty Cr Mn Ti,worm wheel:Nodular solid iron interal,9-4 copper external
  Lubrication   RV30-90:synthetic oil, RV110-a hundred and fifty: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

###

 
 
 

Choosing an Agricultural Gearbox

An agricultural gearbox is an important part of your machine, especially if it is geared to change the speed, direction, or rotation of the machine. The CZPT Gearbox Company manufactures high-performance agricultural gearboxes to maximize the performance of a farmer’s machine. These gearboxes can be reverse-engineered to work with existing designs or customized to meet the specific requirements of your machine. As the heart of your machine, these gearboxes can help you maximize the efficiency and productivity of your machines.
agriculturalparts

Bevel gearbox

When selecting an agricultural gearbox, make sure to consider the durability of the product. The quality of materials, the design of the mechanism, and functionality of the device will all affect its lifespan. Look for products that can withstand repeated use and will last for many years, as opposed to requiring frequent repairs or replacements. If the device is designed to last a long time, you can save a great deal of money by purchasing a long-lasting version.
A Bevel gearbox is a one-stage, single-stage unit that incorporates spiral and straight bevel gears to transmit rotational power. It is widely used in agricultural machinery, and is available in a wide variety of ratios, horsepower capacity, and configuration angles. One company, CZPT Gearbox, offers a 50deg bevel gear drive, suitable for use in portable grain auger and elevator applications.
The assembly of a bevel gearbox is made up of two sleeves: a lower bevel gear angular gear 3 and an upper bevel gear angle gear 2. Both sleeve assemblies are connected to the tractor’s frame through a mounting bracket. A profiled pin 31 is fixed to the cardan shaft via a threaded bore. This is the pivoting mechanism that allows the upper bevel gear angular gear 2 to pivot relative to the lower bevel gear angular gear 3.
Spiral bevel gears are similar to bevel gears, but have a much higher degree of total coverage. They are more expensive to manufacture and are only suitable for larger agricultural equipment. In addition, spiral bevel gears require more space than straight bevel gears. A spiral bevel gear is more efficient and quieter than a straight bevel gear. Its durability is another consideration. The best choice for your equipment depends on the overall application, speed, and torque requirements.
The bevel gear family is used as deflection gears in three directions. The deflection of rotational movement can take place at angles of 90deg, 120deg, or 135deg. Different types of drive wheels can be used as well, including simple screw drives. Bevel gearboxes can be purchased with standard mounts or in customized versions. Bevel gearboxes also come in aluminum housings.
agriculturalparts

Closed-loop seals

If the climate where you work or live is humid, a closed-loop seal for agricultural gearbox will prevent water from entering and damaging the components inside. A closed-loop seal is a better alternative to desiccant breathers because they keep the gearbox isolated from the atmosphere. This is very important because moisture can cause damage to the machinery and can affect the overall performance. A closed-loop seal is also made of elastomeric material and will not allow water to enter the gearbox.
An agricultural gearbox has many applications. They are essential to the production of agricultural products. The food chain depends on these gearboxes. Even a few minutes of downtime can affect the production of the entire food chain. Whether you need a gearbox for a lawnmower or an entire farming system, it is essential to find a high-quality agricultural gearbox with a closed-loop seal.
The environment in which agricultural equipment operates is notoriously harsh, which is why it is imperative to choose the most reliable and efficient closed-loop seals. Agricultural equipment operates in dusty and dirty conditions. That means the seals must be durable and effective, and they must prevent external media from getting in. The right seal will help the machinery operate at its highest level, and protect both the operator and the environment.
Gaskets are one of the most important components in a gearbox flange joint. When high compressive forces are set in these joints due to a critical load, gaskets start to fail. The gaskets lose their strength and leakage occurs. A gasket’s deformation also plays a major role in sealing performance. This is why detailed analysis is done to evaluate the effect of gasket thickness on deformation and von Mises stress.

Quality of materials

Agricultural gearboxes are an important component of all farming equipment. They are used in nearly every step of the cropping cycle, and are vital to an efficient operation. In addition to efficient performance, these gearboxes must be rugged enough to survive the harsh environments that farmers operate their machinery in. These challenges include continual operation, high and low temperatures, and operation in both moist and arid environments. Safety regulations also pose a unique set of challenges.
A line of high-quality agricultural gearboxes is a great choice. CZPT Gearbox Company manufactures a complete line of gear drives for a variety of agricultural applications. They even design custom gear drives for specific applications, from portable grain elevators to grain carts. These gear drives have a long service life and are competitively priced. They can be used on a variety of types of agricultural machinery, and the company’s engineers are experienced in every aspect of production.
A tractor’s gear box is commonly made of grey cast iron, which is durable and offers good machinability. The material is also vibration-dampening and has good wear resistance. Belt pulleys are typically cast iron and are primarily used for long-distance power transmission. The brake drum, on the other hand, needs to be made of a high-quality material with higher vibration resistance, which is why it must be made of grey iron ASTM A48 Class 35.
agriculturalparts

Durability

Agricultural gearboxes are important for all phases of the food production process. A single component failure can result in significant downtime, costing the farmer money. Hence, you should buy a quality agricultural gearbox. A durable gearbox is easy to maintain and can be accessed in case of problems. However, if you do not have time to maintain your gearbox, you may find it difficult to repair it yourself.
Regular oil changes are also vital for ensuring the longevity of agricultural gearboxes. Agricultural equipment gets dirty in the fields, which can lead to contamination of gearbox components. Improper lubrication causes damage-causing friction. To prevent such friction, change oil regularly. Check for signs of internal malfunctions, such as oil particles on gears or in the pinion shaft. Visual inspections will help you determine the troublesome symptoms before components fail. Symptoms include flaking, fatigue, and noises.
To ensure the durability of agricultural gears, a study was carried out. A 86-kW tractor was used to perform a field test using a gearbox simulation model. The test ended after 107 h, as there were operational and noise issues. A disassembly revealed that the range shift A and B gears had broken teeth. A study of the transmission’s operating parameters revealed that it could be improved by reducing the contact and bending stress.
CZPT Gearbox Company manufactures high-performance gearboxes for various agricultural applications. Their engineers can reverse engineer existing designs or develop custom gearboxes for specific requirements. Agricultural gearboxes are essential for maximizing the performance of farming machinery. They transmit power from an input shaft to an output shaft, enabling the change of rotation, speed, and direction. In other words, a gearbox can help you maximize the efficiency of your agricultural equipment.
China Nmrv/Nrv Nmrv130 Worm Gear Speed Reduction Reducer Gearbox     with Good quality China Nmrv/Nrv Nmrv130 Worm Gear Speed Reduction Reducer Gearbox     with Good quality
editor by czh 2023-01-22