China China Factory Aluminum RV Worm Gearbox Ratio 5: 1 – 100: 1 Speed Reducer Worm Reduction Gearbox IEC Input Flange worm gearbox china

Product Description

NMRV 50 Worm Gear Electric powered Motor Pace Reducer Gearbox Worm Gear Velocity Reducer

Input Configurations

Double or one enter shaft (NRV)

PAM / IEC motor enter shaft with circle or square flange (NMRV)

Output Configurations

 

Double or one output shaft

Output flange

Main Function

The gearbox can rotate in the two instructions work and consists of 1 oil filling at supply.  you will benefit from its high good quality and a brief shipping and delivery time.

Specification

Product

Motor Input Flange (circle)

Transmission Ratio

Power

(kw)

Ratio

(i)

Nominal Torque

(Nm)

PAM / IEC

Interior Dia.

Dis. Between Diagonal Screw Holes

External Dia.

Width of Essential Slot

5

7.5

ten

15

20

25

thirty

forty

fifty

60

eighty

100

N

M

P

E

Diamter of Enter Shaft

NMRV25

56B14

50

sixty five

eighty

3

nine

9

.06

7.5-sixty

two.6-fourteen

NMRV30

63B5

95

a hundred and fifteen

140

4

eleven

.06-.eighteen

seven.5-80

2.6-fourteen

63B14

sixty

75

ninety

56B5

80

a hundred

a hundred and twenty

three

nine

56B14

50

sixty five

eighty

NMRV40

71B5

110

a hundred thirty

a hundred and sixty

five

14

.09-.37

seven.5-100

11-53

71B14

70

85

105

63B5

95

115

one hundred forty

four

eleven

63B14

60

75

ninety

56B5

80

100

120

three

nine

NMRV50

80B5

130

a hundred sixty five

two hundred

6

19

.12-.75

7.5-a hundred

21-89

80B14

eighty

one hundred

a hundred and twenty

71B5

110

130

160

five

fourteen

71B14

70

85

one zero five

63B5

95

a hundred and fifteen

140

4

11

NMRV63

90B5

130

a hundred sixty five

200

8

24

.twenty five-1.five

seven.5-one hundred

fifty six-166

90B14

ninety five

a hundred and fifteen

a hundred and forty

80B5

a hundred thirty

165

200

6

19

80B14

eighty

a hundred

a hundred and twenty

71B5

a hundred and ten

130

160

5

14

71B14

70

eighty five

a hundred and five

NMRV75

one hundred/112B5

180

215

250

8

28

.fifty five-four

7.5-one hundred

ninety-269

100/112B14

one hundred ten

a hundred thirty

160

90B5

a hundred thirty

165

two hundred

eight

24

90B14

95

115

one hundred forty

80B5

130

165

200

6

19

80B14

eighty

a hundred

one hundred twenty

71B5

a hundred and ten

one hundred thirty

160

14

NMRV90

a hundred/112B5

180

215

250

eight

28

.55-four

seven.5-a hundred

a hundred and one-458

a hundred/112B14

a hundred and ten

130

one hundred sixty

90B5

a hundred thirty

165

two hundred

eight

24

90B14

ninety five

a hundred and fifteen

140

80B5

one hundred thirty

a hundred sixty five

200

6

19

80B14

80

a hundred

120

NMRV110

132B5

230

265

300

10

38

one.1-7.5

seven.5-a hundred

242-660

132B14

one hundred thirty

165

two hundred

a hundred/112B5

one hundred eighty

215

250

eight

28

90B5

130

165

two hundred

24

90B14

ninety five

a hundred and fifteen

one hundred forty

80B5

130

165

200

19

 NMRV130 

132B5

230

265

three hundred

10

 – 

38

 – 

 2.2-7.5 

 7.5-100 

 333-1596 

132B14

130

165

200

one hundred/112B5

one hundred eighty

215

250

8

28

90B5

130

one hundred sixty five

two hundred

24

90B14

95

115

a hundred and forty

NMRV150

160B5

250

three hundred

350

twelve

42

2.2-15

seven.5-one hundred

570-1760

132B5

230

265

300

ten

38

132B14

one hundred thirty

165

two hundred

100/112B5

one hundred eighty

215

250

eight

28

Company profile

State of affairs

Packing

FAQ

Q1: I want to buy your products, how can I pay out?
A: You can shell out through T/T(thirty%+70%), L/C ,D/P etc. 

Q2: How can you promise the good quality?
A: One particular year’s warranty against B/L date. If you satisfy with top quality issue, please send us photos or video clip to check, we promise to send spare components or new items to change. Our guarantee not include inappropriate operation or wrong specification variety. 

Q3: How we pick models and technical specs?
A: You can electronic mail us the sequence code (for case in point: RC sequence helical gearbox) as well as necessity particulars, this kind of as motor power,output speed or ratio, support aspect or your application…as much information as achievable. If you can source some photos or drawings,it is nice. 

Q4: If we will not uncover what we want on your internet site, what should we do?
A: We provide 3 possibilities:
one, You can e mail us the photos, drawings or descriptions particulars. We will try to design and style your items on the basis of our
normal versions.
2, Our R&D department is professional for OEM/ODM merchandise by drawing/samples, you can deliver us samples, we do custom-made style for your bulk getting.
3, We can develop new goods if they have good marketplace. We have already developed many items for specific making use of productive, such as particular gearbox for agitator, cement conveyor, sneakers devices and so on. 

Q5: Can we purchase 1 computer of each item for good quality tests?
A: Indeed, we are happy to accept demo get for quality tests.

Q6: How about your solution delivery time?
A: Typically for 20’container, it normally takes twenty five-thirty workdays for RV sequence worm gearbox, 35-40 workdays for helical gearmotors.

US $18-35
/ Piece
|
20 Pieces

(Min. Order)

###

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: B3,B6,B7,B8,V5,V6
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Single-Step

###

Customization:

###

Input Configurations
Double or single input shaft (NRV)
PAM / IEC motor input shaft with circle or square flange (NMRV)
Output Configurations
 
Double or single output shaft
Output flange

###

Model
Motor Input Flange (circle)
Transmission Ratio
Power
(kw)
Ratio
(i)
Nominal Torque
(Nm)
PAM / IEC
Internal Dia.
Dis. Between Diagonal Screw Holes
External Dia.
Width of Key Slot
5
7.5
10
15
20
25
30
40
50
60
80
100
N
M
P
E
Diamter of Input Shaft
NMRV25
56B14
50
65
80
3
9
9
0.06
7.5-60
2.6-14
NMRV30
63B5
95
115
140
4
11
0.06-0.18
7.5-80
2.6-14
63B14
60
75
90
56B5
80
100
120
3
9
56B14
50
65
80
NMRV40
71B5
110
130
160
5
14
0.09-0.37
7.5-100
11-53
71B14
70
85
105
63B5
95
115
140
4
11
63B14
60
75
90
56B5
80
100
120
3
9
NMRV50
80B5
130
165
200
6
19
0.12-0.75
7.5-100
21-89
80B14
80
100
120
71B5
110
130
160
5
14
71B14
70
85
105
63B5
95
115
140
4
11
NMRV63
90B5
130
165
200
8
24
0.25-1.5
7.5-100
56-166
90B14
95
115
140
80B5
130
165
200
6
19
80B14
80
100
120
71B5
110
130
160
5
14
71B14
70
85
105
NMRV75
100/112B5
180
215
250
8
28
0.55-4
7.5-100
90-269
100/112B14
110
130
160
90B5
130
165
200
8
24
90B14
95
115
140
80B5
130
165
200
6
19
80B14
80
100
120
71B5
110
130
160
14
NMRV90
100/112B5
180
215
250
8
28
0.55-4
7.5-100
101-458
100/112B14
110
130
160
90B5
130
165
200
8
24
90B14
95
115
140
80B5
130
165
200
6
19
80B14
80
100
120
NMRV110
132B5
230
265
300
10
38
1.1-7.5
7.5-100
242-660
132B14
130
165
200
100/112B5
180
215
250
8
28
90B5
130
165
200
24
90B14
95
115
140
80B5
130
165
200
19
 NMRV130 
132B5
230
265
300
10
 – 
38
 – 
 2.2-7.5 
 7.5-100 
 333-1596 
132B14
130
165
200
100/112B5
180
215
250
8
28
90B5
130
165
200
24
90B14
95
115
140
NMRV150
160B5
250
300
350
12
42
2.2-15
7.5-100
570-1760
132B5
230
265
300
10
38
132B14
130
165
200
100/112B5
180
215
250
8
28
US $18-35
/ Piece
|
20 Pieces

(Min. Order)

###

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: B3,B6,B7,B8,V5,V6
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Single-Step

###

Customization:

###

Input Configurations
Double or single input shaft (NRV)
PAM / IEC motor input shaft with circle or square flange (NMRV)
Output Configurations
 
Double or single output shaft
Output flange

###

Model
Motor Input Flange (circle)
Transmission Ratio
Power
(kw)
Ratio
(i)
Nominal Torque
(Nm)
PAM / IEC
Internal Dia.
Dis. Between Diagonal Screw Holes
External Dia.
Width of Key Slot
5
7.5
10
15
20
25
30
40
50
60
80
100
N
M
P
E
Diamter of Input Shaft
NMRV25
56B14
50
65
80
3
9
9
0.06
7.5-60
2.6-14
NMRV30
63B5
95
115
140
4
11
0.06-0.18
7.5-80
2.6-14
63B14
60
75
90
56B5
80
100
120
3
9
56B14
50
65
80
NMRV40
71B5
110
130
160
5
14
0.09-0.37
7.5-100
11-53
71B14
70
85
105
63B5
95
115
140
4
11
63B14
60
75
90
56B5
80
100
120
3
9
NMRV50
80B5
130
165
200
6
19
0.12-0.75
7.5-100
21-89
80B14
80
100
120
71B5
110
130
160
5
14
71B14
70
85
105
63B5
95
115
140
4
11
NMRV63
90B5
130
165
200
8
24
0.25-1.5
7.5-100
56-166
90B14
95
115
140
80B5
130
165
200
6
19
80B14
80
100
120
71B5
110
130
160
5
14
71B14
70
85
105
NMRV75
100/112B5
180
215
250
8
28
0.55-4
7.5-100
90-269
100/112B14
110
130
160
90B5
130
165
200
8
24
90B14
95
115
140
80B5
130
165
200
6
19
80B14
80
100
120
71B5
110
130
160
14
NMRV90
100/112B5
180
215
250
8
28
0.55-4
7.5-100
101-458
100/112B14
110
130
160
90B5
130
165
200
8
24
90B14
95
115
140
80B5
130
165
200
6
19
80B14
80
100
120
NMRV110
132B5
230
265
300
10
38
1.1-7.5
7.5-100
242-660
132B14
130
165
200
100/112B5
180
215
250
8
28
90B5
130
165
200
24
90B14
95
115
140
80B5
130
165
200
19
 NMRV130 
132B5
230
265
300
10
 – 
38
 – 
 2.2-7.5 
 7.5-100 
 333-1596 
132B14
130
165
200
100/112B5
180
215
250
8
28
90B5
130
165
200
24
90B14
95
115
140
NMRV150
160B5
250
300
350
12
42
2.2-15
7.5-100
570-1760
132B5
230
265
300
10
38
132B14
130
165
200
100/112B5
180
215
250
8
28

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 China Factory Aluminum RV Worm Gearbox Ratio 5: 1 - 100: 1 Speed Reducer Worm Reduction Gearbox IEC Input Flange     worm gearbox chinaChina China Factory Aluminum RV Worm Gearbox Ratio 5: 1 - 100: 1 Speed Reducer Worm Reduction Gearbox IEC Input Flange     worm gearbox china
editor by czh 2022-11-25