Product Description
Nmrv Right Angle 90 Degree Reduction Worm Gear Reducer Gearbox
| 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 |
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
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. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| 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: | Available | Customized Request |
|---|
Using NMRV Gearboxes in High-Load Applications
NMRV gearboxes can be used in moderate to high-load applications, but their load capacity is generally limited compared to some other gearbox types. They are best suited for applications with light to moderate loads, such as conveyor systems, packaging equipment, and small machinery. It’s important to consider the specific load requirements and consult with gearbox manufacturers or engineers to ensure the chosen NMRV gearbox can handle the intended application’s load demands.
Lifespan of an NMRV Gearbox
The lifespan of an NMRV (worm gear) gearbox can vary based on several factors, including the quality of manufacturing, proper maintenance practices, operating conditions, and the specific application it is used for. However, when designed, manufactured, and maintained properly, NMRV gearboxes can have a long and reliable service life.
High-quality NMRV gearboxes that are made from durable materials, precisely machined, and assembled with care tend to have a longer lifespan. Regular maintenance, including proper lubrication, inspection, and addressing any signs of wear or damage, can significantly extend the gearbox’s operational life.
The operating conditions in which the gearbox is used also play a role in determining its lifespan. Factors such as load, temperature, speed, and environment can impact the wear and tear on the gearbox components.
It’s important to follow the manufacturer’s recommendations for maintenance intervals and procedures to ensure optimal performance and longevity of the NMRV gearbox. By adhering to these guidelines and addressing any issues promptly, users can expect an NMRV gearbox to provide reliable service for many years.
Key Features of an NMRV Gearbox
NMRV gearboxes, also known as worm gear reducers, offer several key features that make them suitable for various applications:
- Compact Design: NMRV gearboxes are known for their compact and space-saving design, making them ideal for installations with limited space.
- High Efficiency: These gearboxes offer relatively high efficiency levels, which ensures efficient power transmission and reduced energy loss.
- Speed Reduction: NMRV gearboxes are primarily used for speed reduction applications, where the input speed is reduced while torque is increased.
- Torque Multiplication: The worm and worm wheel mechanism allows for torque multiplication, making NMRV gearboxes suitable for applications requiring high torque output.
- Self-Locking: The helical design of the worm causes self-locking, preventing the output shaft from back-driving the input shaft and providing mechanical locking.
- Smooth Operation: NMRV gearboxes offer smooth and quiet operation, making them suitable for applications where noise reduction is important.
- Wide Range of Ratios: These gearboxes come in a wide range of gear ratios, allowing users to select the appropriate ratio for their specific application.
- Low Maintenance: The simple design and few moving parts contribute to the low maintenance requirements of NMRV gearboxes.
- Versatility: NMRV gearboxes are versatile and can be used in various industries and applications, including conveyor systems, food processing, packaging, and more.
It’s important to consider these key features when selecting an NMRV gearbox for your specific application to ensure optimal performance and efficiency.
editor by CX 2024-03-10