China Professional Aluminum Worm Gearbox Ratio Range 5 – 100 China Manufacturer automatic gearbox

Product Description

NMRV 50 Worm Gear Electric Motor Speed Reducer Gearbox Worm Gear Speed Reducer

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

Main Feature

The gearbox can rotate in both directions operate and contains 1 oil filling at delivery.  you will benefit from its high quality and a short delivery time.

Specification

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

Company profile

Scenario

TYPE: NMRV90-40-80B5-2.2KW-B3
Ratio: 40:1
Output Speed: 35 rpm
Output Torque: 433Nm
Application: Belt Conveyor

Packing

FAQ

Q1: I want to buy your products, how can I pay?
A: You can pay via T/T(30%+70%), L/C ,D/P etc. 

Q2: How can you guarantee the quality?
A: One year’s warranty against B/L date. If you meet with quality problem, please send us pictures or video to check, we promise to send spare parts or new products to replace. Our guarantee not include inappropriate operation or wrong specification selection. 

Q3: How we select models and specifications?
A: You can email us the series code (for example: RC series helical gearbox) as well as requirement details, such as motor power,output speed or ratio, service factor or your application…as much data as possible. If you can supply some pictures or drawings,it is nice. 

Q4: If we don’t find what we want on your website, what should we do?
A: We offer 3 options:
1, You can email us the pictures, drawings or descriptions details. We will try to design your products on the basis of our
standard models.
2, Our R&D department is professional for OEM/ODM products by drawing/samples, you can send us samples, we do customized design for your bulk purchasing.
3, We can develop new products if they have good market. We have already developed many items for special using successful, such as special gearbox for agitator, cement conveyor, shoes machines and so on. 

Q5: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.

Q6: How about your product delivery time?
A: Normally for 20’container, it takes 25-30 workdays for RV series worm gearbox, 35-40 workdays for helical gearmotors.

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

|

Customized Request

mover gearbox

Lubrication Frequency for Mower Gearbox

The frequency of lubricating your mower gearbox depends on the manufacturer’s recommendations, usage intensity, and operating conditions. Here are some general guidelines:

  • Regular Maintenance: It’s recommended to lubricate your mower gearbox at the beginning of the mowing season or after about 25-50 hours of operation.
  • Heavy Usage: If you’re using your mower frequently or in challenging conditions such as dusty or wet environments, you might need to lubricate more often, perhaps every 10-20 hours of operation.
  • Check the Manual: Consult your mower’s user manual for specific lubrication intervals and the type of lubricant to use. Different mowers and gearboxes might have varying requirements.
  • Inspect Regularly: Keep an eye on the gearbox for any signs of oil leakage or unusual noise. If you notice any issues, it’s a good idea to inspect and lubricate the gearbox as needed.

Using the right type of lubricant is crucial for optimal gearbox performance. Make sure to use a high-quality lubricating oil recommended by the manufacturer. Always follow proper lubrication procedures outlined in the user manual to ensure the longevity and efficiency of your mower gearbox.

mover gearbox

Using Synthetic Oil in Your Mower Gearbox

Yes, you can use synthetic oil in your mower gearbox, and in many cases, it’s recommended for its benefits. Synthetic oils offer several advantages over conventional oils:

  • Improved Lubrication: Synthetic oils provide better lubrication, reducing friction and wear on gearbox components.
  • Temperature Stability: Synthetic oils perform well in a wide range of temperatures, ensuring consistent lubrication in both hot and cold conditions.
  • Resistance to Breakdown: Synthetic oils have a higher resistance to thermal breakdown, which helps them maintain their properties and effectiveness over time.
  • Extended Oil Change Intervals: Synthetic oils often last longer than conventional oils, allowing for extended oil change intervals.
  • Reduced Deposits: Synthetic oils tend to produce fewer deposits and sludge in the gearbox, keeping it cleaner.

Before switching to synthetic oil, it’s important to:

  • Check the manufacturer’s recommendations: Confirm whether your mower’s gearbox is compatible with synthetic oil.
  • Choose the right viscosity: Select a synthetic oil with the appropriate viscosity rating for your mower’s gearbox.
  • Ensure proper mixing: If you’re switching from conventional to synthetic oil, it’s a good practice to thoroughly drain the old oil before adding the synthetic oil.

Using synthetic oil can contribute to the overall performance and longevity of your mower gearbox. However, always refer to your mower’s manual and the oil manufacturer’s recommendations for the best results.

mover gearbox

Signs of a Faulty Mower Gearbox

A faulty mower gearbox can lead to poor performance and potentially expensive repairs if not addressed promptly. Here are some common signs that indicate your mower gearbox may be experiencing issues:

  • Unusual Noises: Grinding, clunking, or squealing noises during operation can indicate worn or damaged gears or bearings in the gearbox.
  • Loss of Power: If your mower is struggling to cut grass or move forward efficiently, it could be due to a gearbox problem affecting power transmission.
  • Difficulty in Shifting Gears: If your mower has a manual transmission, difficulty in shifting gears or gears slipping out of place can be a sign of gearbox trouble.
  • Leaking Oil: Visible oil leaks around the gearbox housing suggest a potential seal or gasket issue that needs attention.
  • Excessive Vibration: Excessive vibration or shaking while operating the mower may indicate misaligned gears or other internal problems within the gearbox.
  • Uneven Cutting: If your mower is leaving uneven patches of grass, it could be due to an issue with the gearbox affecting blade synchronization.
  • Delayed Engagement: A delay between engaging the transmission and movement of the mower can signal a problem with the gearbox’s engagement mechanism.
  • Burning Smell: A burning or overheated odor could be the result of friction caused by damaged or improperly lubricated gearbox components.

If you notice any of these signs, it’s crucial to address the issue promptly. Ignoring gearbox problems can lead to further damage and more expensive repairs down the line. It’s recommended to consult a professional for an accurate diagnosis and appropriate repairs.

China Professional Aluminum Worm Gearbox Ratio Range 5 - 100 China Manufacturer   automatic gearbox	China Professional Aluminum Worm Gearbox Ratio Range 5 - 100 China Manufacturer   automatic gearbox
editor by CX 2023-11-28