China ISO 9001 Approved Worm Speed Gear Gearbox Reduction Gear Box Reducer (Nmrv) with high quality

Product Description

ISO 9001 Accredited Worm Velocity Gear Gearbox Reduction Gear Box Reducer (Nmrv)

Input Configurations

Double or one enter shaft (NRV)

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

Output Configurations

 

Double or solitary output shaft

Output flange

Principal Characteristic

The gearbox can rotate in equally directions function and contains 1 oil filling at delivery.  you will reward from its substantial top quality and a quick delivery time.

Specification

Design

Motor Enter Flange (circle)

Transmission Ratio

Energy

(kw)

Ratio

(i)

Nominal Torque

(Nm)

PAM / IEC

Inner Dia.

Dis. Amongst Diagonal Screw Holes

External Dia.

Width of Crucial Slot

five

7.5

10

15

twenty

25

thirty

forty

fifty

60

eighty

a hundred

N

M

P

E

Diamter of Input Shaft

NMRV25

56B14

fifty

65

80

3

9

nine

.06

seven.5-sixty

2.6-14

NMRV30

63B5

95

one hundred fifteen

a hundred and forty

4

eleven

.06-.18

7.5-80

two.6-fourteen

63B14

sixty

75

ninety

56B5

eighty

100

one hundred twenty

3

9

56B14

fifty

65

eighty

NMRV40

71B5

110

one hundred thirty

a hundred and sixty

5

14

.09-.37

seven.5-100

11-53

71B14

70

eighty five

one hundred and five

63B5

ninety five

one hundred fifteen

140

four

eleven

63B14

60

seventy five

90

56B5

eighty

a hundred

one hundred twenty

three

9

NMRV50

80B5

a hundred thirty

165

two hundred

six

19

.twelve-.75

seven.5-a hundred

21-89

80B14

80

one hundred

120

71B5

110

130

160

5

14

71B14

70

eighty five

one zero five

63B5

ninety five

115

140

four

eleven

NMRV63

90B5

130

165

200

eight

24

.25-1.five

7.5-one hundred

fifty six-166

90B14

ninety five

a hundred and fifteen

a hundred and forty

80B5

one hundred thirty

165

two hundred

six

19

80B14

eighty

a hundred

120

71B5

one hundred ten

one hundred thirty

160

5

14

71B14

70

85

a hundred and five

NMRV75

one hundred/112B5

one hundred eighty

215

250

8

28

.fifty five-four

7.5-one hundred

ninety-269

one hundred/112B14

110

130

one hundred sixty

90B5

one hundred thirty

one hundred sixty five

200

8

24

90B14

ninety five

one hundred fifteen

140

80B5

130

a hundred sixty five

200

6

19

80B14

eighty

100

a hundred and twenty

71B5

a hundred and ten

a hundred thirty

160

fourteen

NMRV90

one hundred/112B5

a hundred and eighty

215

250

eight

28

.55-four

seven.5-a hundred

one zero one-458

a hundred/112B14

one hundred ten

one hundred thirty

one hundred sixty

90B5

130

one hundred sixty five

200

8

24

90B14

95

one hundred fifteen

a hundred and forty

80B5

a hundred thirty

a hundred sixty five

two hundred

6

19

80B14

80

one hundred

a hundred and twenty

NMRV110

132B5

230

265

three hundred

ten

38

one.1-7.5

seven.5-a hundred

242-660

132B14

one hundred thirty

165

two hundred

100/112B5

180

215

250

8

28

90B5

one hundred thirty

165

200

24

90B14

ninety five

one hundred 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

a hundred thirty

one hundred sixty five

two hundred

one hundred/112B5

180

215

250

8

28

90B5

130

a hundred sixty five

200

24

90B14

95

one hundred fifteen

a hundred and forty

NMRV150

160B5

250

three hundred

350

12

42

two.2-fifteen

seven.5-100

570-1760

132B5

230

265

300

10

38

132B14

a hundred thirty

a hundred sixty five

200

one hundred/112B5

180

215

250

eight

28

Firm profile

Circumstance

Packing

FAQ

Q1: I want to purchase your goods, how can I spend?
A: You can pay out via T/T(30%+70%), L/C ,D/P and many others. 

Q2: How can you ensure the quality?
A: One year’s guarantee towards B/L day. If you satisfy with top quality dilemma, remember to send out us photos or movie to verify, we assure to ship spare components or new items to substitute. Our promise not consist of inappropriate operation or mistaken specification selection. 

Q3: How we decide on designs and technical specs?
A: You can electronic mail us the sequence code (for illustration: RC series helical gearbox) as properly as requirement information, this sort of as motor electricity,output velocity or ratio, support element or your software…as much knowledge as possible. If you can provide some pictures or drawings,it is nice. 

This fall: If we don’t locate what we want on your internet site, what ought to we do?
A: We supply 3 alternatives:
1, You can electronic mail us the images, drawings or descriptions details. We will try out to layout your products on the basis of our
regular designs.
2, Our R&D department is specialist for OEM/ODM items by drawing/samples, you can send out us samples, we do customized design for your bulk purchasing.
three, We can create new items if they have good marketplace. We have currently designed many items for special utilizing profitable, such as particular gearbox for agitator, cement conveyor, sneakers devices and so on. 

Q5: Can we acquire 1 personal computer of each item for good quality testing?
A: Sure, we are happy to accept trial order for good quality testing.

Q6: How about your item supply time?
A: Typically for 20’container, it normally takes twenty five-thirty workdays for RV collection 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

Worm gear reducer

Cheaper than planetary gearboxes In many cases, worm gear reducers are a popular alternative to planetary gearboxes. A worm gear reducer is a mechanical device with vertical input and output shafts. This allows for very high reduction ratios. They are typically used in high-reduction situations such as machine tools.
Worm gears are cheaper than traditional gearboxes. They also have many benefits, including noise reduction. The output shaft of the worm gear reducer is almost 90 degrees from the motor input shaft, making it ideal for high-torque applications.
The worm gear reducer adopts an aluminum body, which is light in weight and high in operation efficiency. Additionally, they are available with hollow shafts and mounting flanges. In terms of initial cost, worm gear reducers are cheaper than planetary gearboxes. In addition, they have better efficiency and longer service life.
Worm drives are also ideal for portable battery-powered lifting equipment. The high gear ratio of the worm gear ensures that it does not reverse drive. The worm gear has a spring-applied brake that holds the motor in place.
Planetary gearboxes are popular among industrial users. The efficiency of planetary gearboxes is important for practical applications.
worm_reducer

pocket

The compact worm gear unit consists of a housing with an inner cavity. It has two side walls, one on either side of the front cover (13) and one on both sides of the rear cover (14). The front end cap is screwed onto the housing and the inner cavity is accessed through the rear end cap.
The compact worm gear unit can be configured to suit your application. They have many advantages, including saving space and increasing torque. The range includes single-envelope and double-envelope versions, available in a number of different power ratings. Additionally, they are IP65-rated, making them ideal for applications involving high radial or axial forces.
The compact worm reducer is a simple but effective worm drive. Its worm gear 16 meshes with the output shaft and rotates relatively stably. It also has a front-end cap and rear bearing. This enables the compact worm reducer to reduce vibration without damaging the output shaft.
Compact worm gear reducers are ideal for many applications and offer high efficiency. The compact design means you can mount them on the motor’s flange or base. Its durable construction makes it ideal for a variety of industries. They are extremely durable and can handle high-pressure and washdown conditions. They also come standard with a synthetic shaft.

high efficiency

High-efficiency worm gear reducers are ideal for applications that require precision, repeatability, and efficient performance. These reducers are designed with state-of-the-art servo motor technology to provide tight integration and an angular backlash of less than two arc minutes. The reduction ratio can be lower if the application requires it.
Rising energy costs have led to an increased focus on the efficiency of drives. In response to this, manufacturers have increased the efficiency of worm gear reducers through a number of technical improvements. By minimizing losses from rolling and sliding friction, worm gear reducers are more efficient than their counterparts.
The high-efficiency worm reducer is simple in design and has the characteristics of a compact structure, high-speed ratio, low power consumption, and self-locking. Other advantages of these reducers include low noise and long service life. Many also have built-in control systems that allow manual and remote adjustments. They also feature automatic shutdown protection and thermal protection.
High-efficiency worm reducers can be used for mechanical acceleration. The input hypoid gear is usually made of steel, while the output hypoid gear is usually made of bronze. Bronze is a soft metal that is good at absorbing shock loads. However, bronze requires work hardening to achieve optimum hardness. For large worm gears, this process can take 300 to 550 hours.
worm_reducer

low clearance

A low-clearance worm reducer is a device used to adjust the speed of a rotating shaft. It uses a worm gear consisting of two members. One worm is at one end of the shaft and the other is at the other end. Both worms are screwed into the synchronous drive structure.
Low clearance worm gear reducers can be produced on conventional worm gear production lines without overlapping investments. These units are usually made of soft rubber. Also, they are relatively quiet in operation. These machines are designed so that they are suitable for use in elevators. The softer material in the worm gear also helps absorb shock loads.
The tooth profile of the worm gear is designed to change with the axial movement of the worm. Worms have thinner right teeth and thicker left teeth. As the worm moves to the right, its teeth mesh with the worm gear, reducing backlash.
There are many different types of worm gears. The design of gears depends on many factors, including backlash, thermal design, friction factors and lubrication. Worm gears are made of several different materials. Some different types of materials used in worm gears require special lubrication.

quieter

The quieter worm reducer is designed to reduce the noise level of the rotating gear motor. The device has more gear teeth in meshing contact with the gears, which helps it run more quietly. In addition to being quieter than other transmissions, it’s also less expensive than its counterparts.
Worm gearboxes can be used for different applications, but they are not as efficient as helical gearboxes. Worm reducers are cheaper but less than 90% efficient. Higher gear ratios reduce efficiency, so worm gear reducers are better suited for applications that require low-speed torque. The cost of buying a worm gearbox will depend on the horsepower and gear ratios required.
Worm reducers are also more comfortable to use than planetary gearboxes. They don’t vibrate and heat up quickly, making them an excellent choice for low to medium horsepower applications. Worm gear reducers can be upgraded to improve their performance by combining with other gear trains or gearboxes.
worm_reducer

easy to replace

An easily replaceable worm gear reducer can save you a lot of money. A worm gear reducer is part of a chain drive and allows you to change gear ratios quickly and easily. Worm gear reducers can be easily replaced in a number of ways. It’s a good idea to read the manufacturer’s manual before replacing a worm gear reducer. Make sure you have the instructions available so you can refer to them in the future.
Worm gear reducers offer many advantages, including long service life and low noise. They are also designed with a 90-degree output shaft for easy installation. Another advantage of these gear reducers is that they can be used with both solid and hollow output shafts. This means less maintenance and downtime.
Worm gear reducers are widely used. Most gear manufacturers have large inventories. Worm gears also have uniform mounting dimensions. Dimensional consistency means you don’t have to worry about matching the shaft length and diameter to the worm gear. You can easily find a replacement worm gear reducer for your equipment.
When replacing the worm gear reducer, check the lubricating oil recommended by the machine. If not included, use original gear oil. Be sure to follow the manufacturer’s instructions carefully.

China ISO 9001 Approved Worm Speed Gear Gearbox Reduction Gear Box Reducer (Nmrv)     with high quality China ISO 9001 Approved Worm Speed Gear Gearbox Reduction Gear Box Reducer (Nmrv)     with high quality
editor by czh 2022-11-26