Mô tả sản phẩm
High Rpm RV series Aluminum Alloy Worm Gear box NMRV 571-150 Reducer Variable Wheel Drive Speed Reduction Worm Gearbox
Product Parameters
Editing and broadcasting of main materials
1. Body, die-casting aluminum alloy;
2. Worm shaft, 20 Crq steel, high temperature treatment;
3. Worm gear, nickel bronze alloy;
4. Aluminum alloy body, sandblasting and surface anti-corrosion treatment;
5. Cast iron body, painted with bIu RA5571.
Regular center distance specification editing and broadcasting
Center distance: 130 (unit: mm).
Output hole/shaft diameter: 11, 14, 18, 25, 28, 35, 42, 45 (unit: mm)
Products Description
NMRV worm gearbox reducer is a commodity with sophisticated design and continuous improvements, its main features are made of high quality aluminum alloy, light weight and non-rusting, larget output toque, smooth running and low noise, high radiating efficiency, good looking apprearance, derable service life, small volume and suitable for all mounting positions.
Feature
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.
contact-info.html
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Model |
NMRV571, NMRV030, NMRV040, NMRV050, NMRV063, NMRV075, NMRV090, NMRV110, NMRV130, NMRV150 |
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Ratio |
5,7.5,10,15,20,25,30,40,50,60,80,100 |
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Output Torque |
1.8-1760Nm |
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Ứng dụng |
Machinery Industry |
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Input Speed |
900-2800RPM |
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Output Speed |
10-250RPM |
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Vật liệu |
Housing: Size 25-110 Is Aluminum Alloy, Size 110-150 Is Cast-Iron |
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Worm Wheel: ZCuSn10Pb1 |
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Worm:20Cr |
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Pinion:Tin Bronze |
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Output Shaft: Steel-45# |
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IEC Flange |
IEC Standard Flange Or On Customer Request |
Detailed Photos
Exploded View:
About CHINAMFG Transmission:
We are a professional reducer manufacturer located in HangZhou, ZheJiang province.
Our leading products is full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.
Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.
With fast delivery, superior after-sales service, advanced producing facility, our products sell well both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.
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| Độ cứng: | Hardened Tooth Surface |
|---|---|
| Cài đặt: | 90 Degree |
| Cách trình bày: | Expansion |
| Gear Shape: | Bevel Gear |
| Bước chân: | Bước đơn |
| Type: | Gear Reducer |
| Samples: |
US$ 30/Piece
1 Piece(Min.Order) | |
|---|

Advantages of Using Worm Gear in an NMRV Gearbox
Worm gears offer several advantages when used in an NMRV gearbox:
1. High Reduction Ratio: Worm gears provide a high reduction ratio in a compact form, allowing for significant speed reduction in a single stage.
2. High Efficiency: While worm gears typically have lower mechanical efficiency compared to some other gear types, the design of the NMRV gearbox optimizes efficiency by using a bronze worm gear and a self-locking mechanism that minimizes backdriving.
3. Compact Design: Worm gears have a compact and space-efficient design, making them suitable for applications with limited installation space.
4. Smooth and Quiet Operation: The meshing of worm gears and the helical design of the worm result in relatively smooth and quiet operation.
5. Self-Locking: Worm gears inherently have a self-locking characteristic, meaning that the gear cannot easily be back-driven by the worm. This property is beneficial for applications where holding position without external locking mechanisms is essential.
6. High Torque Capacity: Worm gears can transmit high torque loads, making them suitable for applications that require high torque output.
7. Simple Lubrication: The design of the NMRV gearbox allows for efficient lubrication of the worm gear, ensuring optimal performance and longevity.
These advantages make worm gears a popular choice for NMRV gearboxes in various industrial applications, where their characteristics contribute to reliable and efficient power transmission.

Common Problems Associated with NMRV Gearboxes
NMRV (worm gear) gearboxes are reliable and durable, but like any mechanical system, they can experience certain issues over time. Here are some common problems that can be associated with NMRV gearboxes:
- Overheating: Inadequate lubrication or excessive load can lead to overheating, causing accelerated wear and potential damage to the gearbox components.
- Noise and Vibration: Unusual noises or excessive vibration during operation could indicate misalignment, worn gears, or damaged bearings.
- Leakage: Oil leaks can occur due to worn seals or damaged gaskets, leading to lubricant loss and potential contamination of the surrounding environment.
- Worn Gears: Over time, gear teeth can wear down due to friction and load. This can result in reduced efficiency, increased backlash, and compromised performance.
- Misalignment: Improper installation or mounting can lead to misalignment between the input and output shafts, causing increased friction, wear, and reduced efficiency.
- Backlash: Excessive backlash between the worm gear and the mating gear can lead to poor positioning accuracy and reduced efficiency in motion control applications.
- Poor Lubrication: Using incorrect or inadequate lubricants, or neglecting proper lubrication maintenance, can lead to increased friction, wear, and potential failure of gearbox components.
- Seal Damage: Worn or damaged seals can result in oil leaks and contamination, affecting the performance and lifespan of the gearbox.
- Shaft Wear: Over time, the input and output shafts can experience wear due to load and friction, affecting the overall operation of the gearbox.
- Corrosion: Exposure to harsh environments or corrosive substances can lead to corrosion of gearbox components, reducing their lifespan.
To prevent and address these common problems, it’s crucial to follow proper maintenance and servicing practices, use high-quality lubricants, address issues promptly, and consult professionals when needed. Regular inspections and proactive maintenance can help extend the operational lifespan and reliability of NMRV gearboxes.

Lắp đặt hộp số NMRV
Việc lắp đặt hộp số NMRV đòi hỏi sự chú ý cẩn thận để đảm bảo căn chỉnh chính xác và gắn kết chắc chắn. Dưới đây là hướng dẫn chung về quy trình lắp đặt:
- Chuẩn bị không gian làm việc: Hãy đảm bảo bạn có một không gian làm việc sạch sẽ, ngăn nắp với đầy đủ dụng cụ và thiết bị cần thiết.
- Định vị: Đặt hộp số NMRV vào vị trí mong muốn trên máy móc của bạn, đảm bảo nó thẳng hàng với các bộ phận đầu vào và đầu ra.
- Căn chỉnh: Hãy đảm bảo trục đầu vào của hộp số thẳng hàng với trục dẫn động từ nguồn điện. Sự lệch trục có thể dẫn đến mài mòn sớm và giảm hiệu suất.
- Lắp đặt: Lắp đặt hộp số NMRV vào khung máy một cách chắc chắn bằng các ốc vít phù hợp. Tuân theo khuyến nghị của nhà sản xuất về thông số mô-men xoắn.
- Ghép nối đầu vào: Nối trục đầu vào của hộp số với trục dẫn động bằng một khớp nối phù hợp. Khớp nối này cần được căn chỉnh chính xác để tránh gây ứng suất không cần thiết lên các bộ phận của hộp số.
- Ghép nối đầu ra: Tương tự, hãy nối trục đầu ra của hộp số với bộ phận được dẫn động bằng một khớp nối phù hợp.
- Bôi trơn: Trước khi vận hành, hãy đảm bảo đổ đầy dầu bôi trơn được khuyến nghị vào hộp số để đảm bảo các bánh răng ăn khớp tốt và giảm ma sát.
- Thử nghiệm: Khởi động máy móc trong thời gian ngắn để kiểm tra xem có tiếng ồn bất thường, rung động hoặc rò rỉ nào không. Thực hiện bất kỳ điều chỉnh cần thiết nào.
Việc tuân thủ hướng dẫn và thông số kỹ thuật lắp đặt của nhà sản xuất là rất quan trọng để đảm bảo quá trình lắp đặt diễn ra suôn sẻ và không gặp sự cố. Lắp đặt đúng cách góp phần kéo dài tuổi thọ và đảm bảo hiệu suất hoạt động đáng tin cậy của hộp số NMRV.


editor by CX 2024-02-20