Product Description
RV series Worm Gearbox
1. Product Features
Efficient and safe operating.
Compact structure and small volume save mounting space.
High load capacity and overload functions give stable transmission with reduced vibration and low noise.
Little gap structure of gearbox makes this reducer maintenance free and prevents lubricant from leaking.
Various linking structures for power input and torque output allows for different mounting methods.
Low noise and stably running, to adapt long term work condition in terrible environment.
Light weight and high mechanical strength.
Motor mounting, shaft mounting and flange mounting.
2. RV series are widely used, it is an ideal choice for modern industrial equipment to realize transmission and control at large speed reducing ratio.
| Input Power | 0.06-7.5kW |
| 比率 | 5-100 |
| 输出扭矩 | 0.06-1179N. m |
Application:
Ceramic Industry
Glass Industry
Food Industry
Metallurgy Industry
Beer& Drink Industry
Printing and dyeing Industry
Textile Industry
Warehouse Logoistics Industry
Wood working Machinery
environmental protection equipment Industry
Leather Industry
Pharmacy Industry
4.Our Services
4.1.We provide 12 months Warranty.
4.2. We have thousands of gearbox reducers. From Input Power 0.06KW to 200KW, Ratio 1.3-289.74, Output speed 0-1095rpm and Output torque 1.4-62800Nm…They can meet your all different requirements for different industries.
4.3. We provide E-catalog or Paper catalog,so you can select the model easily according to your requirements
4.4.You are welcome to visit our factory to check our products,we can help you to book the hotel or ticket
5.Company Information
Company Profile
ZheJiang CHINAMFG Drive Co.,Ltd,the predecessor was a state-owned military mould enterprise, was established in 1965. CHINAMFG specializes in the complete power transmission solution for high-end equipment manufacturing industries based on the aim of “Platform Product, Application Design and Professional Service”.
Starshine have a strong technical force with over 350 employees at present, including over 30 engineering technicians, 30 quality inspectors, covering an area of 80000 square CHINAMFG and kinds of advanced processing machines and testing equipments. We have a good foundation for the industry application development and service of high-end speed reducers & variators owning to the provincial engineering technology research center,the lab of gear speed reducers, and the base of modern R&D.
Our main products are R/S/K/F series helical geared motor, SNP series planetary gearboxes, SNKG series bevel-helical gearmotor, NCJ series gear motor, RV series worm gearboxes, JWB-X series speed variators, B/JXJ series cycloidal gearboxes, XGK series helical-hypoid Gearboxes, which widely used in ceramic industry, glass industry, woodworking machinery , high voltage switch, food & beverage, packaging & printing, Storage & logistics, hoisting & transportation facilities…etc , and CHINAMFG technically provide the professional product & service for the medium and high-end customers, and our gearboxes are best-selling in domestic, and even in abroad , such as in Europe, North America, South America, Middle East, South Asia, Southeast Asia, Africa…etc.
In the future , Starshine will hold the creed of “serving customer, diligence & simplicity, self-criticism, innovation, honesty, teamwork”, and the concept of “quality creates value” to focus on the customers’ requirements and provide them the competitive transmission solution and create value for them constantly, and make a high-end equipment manufacturing industry and create a preferred brand of replacing import products and upgrading continuously for the end users.
Between Dynamic and Static, Simple is Extraordinary, let’s go CHINAMFG hand in hand and make a brilliant future!
Our factory
1. 300 sets advanced processing machines
2. “6S”Standardized Management
Our Team
Technical Team
Sales Team
Exibition Show
2019 ASIA ceramics exhibition
2018 World of Industry Exhibition
Quality Assurance
Products 100% test before delivery
Passed ISO 9001: 2015 Certificate.
Our service
1. We provide 12 months Warranty.
2. We have thousands of gearbox reducers. From Input Power 0.06KW to 200KW, Ratio 1.3-289.74, Output speed 0-1095rpm and Output torque 1.4-62800Nm. They can meet your all different requirements for different industries.
3. 24 hours online service.
4. Fast delivry.
5. We provide E-catalog or Paper catalog,so you can select the model easily according to your requirements
6. Welcome you come to our factory to check our products, we can help you to book the hotel or ticket.
FAQ
Q:Are you a trading company or manufacturer?
A: We are manufacturer.
Q:Where do you base?
A: We are in Xihu (West Lake) Dis. district, HangZhou, China.
Q:What kinds of gearbox can you produce for us?
A: R/S/K/F series helical geared motor, SNP series planetary gearboxes, SNKG series bevel-helical gearmotor, NCJ series gear motor, RV series worm gearboxes, JWB-X series speed variators, B/JXJ series cycloidal gearboxes, XGK series helical-hypoid Gearboxes
Q:What are the application of the gearbox?
A:Products are widely used in ceramic, glass, food, metallurgy, beer & drink, printing and dyeing, textile, petrochemical engineering, warehouse logistics, wood-working machine, environmental protection equipment, printing and packaging, pharmacy, and leather. Products are sold in some countries and regions, such as Europe, America, and Southeast Asia, and it possesses dozens of distributors and after-sale service agents.
Q:What is the material you use?
A1: Aluminum Housing body ( For the RV series worm gearbox Size 30~90)
A2: Cast iron(For the RV series worm gearbox, Size 110-150, For the NCJ & F/R/S/K series helical gear reducer)
Any inquiry pls contact:
Nicola Huang (Export sales)
Website: gearbox1965
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| Application: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Function: | Speed Reduction |
| Layout: | Worm and Worm Wheel |
| Hardness: | Soft Tooth Surface |
| Installation: | Customerized |
| Step: | Double-Step |
| Customization: |
可用的
| 定制请求 |
|---|

Replacing Parts vs. Replacing the Whole NMRV Gearbox
Whether to replace parts or the entire NMRV gearbox depends on the extent of the issue and the availability of replacement parts:
Replacing Parts: If a specific component is faulty or worn, you can often replace that part. This is a cost-effective solution and is feasible when the damage is isolated to a single component.
When to Replace Parts:
- Minor wear on gears, bearings, or seals.
- Specific components are damaged, but the rest of the gearbox is in good condition.
Replacing the Whole Gearbox: If multiple components are severely damaged, the gearbox housing is cracked, or the gearbox repeatedly experiences issues, replacing the entire unit might be a better option.
When to Replace the Whole Gearbox:
- Severe damage to multiple components.
- Cracks or damage to the gearbox housing.
- Frequent breakdowns and repairs.
Professional Assessment: In some cases, it’s best to consult a professional technician to assess the situation and provide recommendations. They can guide you on whether to replace parts or the entire unit based on the specific circumstances.
Ultimately, the decision between replacing parts and replacing the whole NMRV gearbox depends on factors such as the extent of damage, cost considerations, and the expertise of professionals.

Benefits of Using an NMRV Gearbox
NMRV gearboxes offer several advantages that make them a popular choice in various applications:
- Compact Design: NMRV gearboxes are compact and space-efficient, making them suitable for installations with limited space.
- High Efficiency: These gearboxes are designed for high efficiency, minimizing energy losses during power transmission.
- Smooth Operation: NMRV gearboxes provide smooth and reliable operation due to their precise gear meshing and design.
- Quiet Performance: The design and quality of NMRV gearboxes contribute to quiet operation, reducing noise levels in various applications.
- Cost-Effective: Their efficient manufacturing processes and durability make NMRV gearboxes a cost-effective choice for power transmission.
- Wide Ratio Range: NMRV gearboxes are available in a wide range of gear ratios, allowing users to select the most suitable option for their specific application needs.
- Corrosion Resistance: Many NMRV gearboxes are constructed using materials that offer corrosion resistance, enhancing their longevity and performance in harsh environments.
- Easy Installation: The compact and lightweight design of NMRV gearboxes makes them relatively easy to install and integrate into various systems.
- Low Maintenance: With proper lubrication and maintenance, NMRV gearboxes can have a long service life with minimal maintenance requirements.
- Versatility: NMRV gearboxes are versatile and can be used in a wide range of applications, from industrial machinery to conveyor systems.
These benefits collectively contribute to the popularity of NMRV gearboxes in industries where efficient and reliable power transmission is crucial.

为您的应用选择合适尺寸的NMRV齿轮箱
为您的应用选择合适尺寸的NMRV齿轮箱需要考虑几个重要因素:
- 输入功率: 确定您的应用所需的功率,包括输入速度和所需的输出扭矩。
- 服务因素: 应考虑运行过程中可能出现的任何过载或意外情况。应用运行系数可确保齿轮箱能够应对偶尔出现的峰值负载。
- 输出速度: 计算变速箱所需的输出转速。这对于确保变速箱满足您的应用要求至关重要。
- 运行条件: 考虑变速箱运行的环境条件,包括温度、湿度以及接触灰尘或化学品的情况。
- 安装和空间: 评估可用于安装变速箱的空间,并确保其尺寸符合规定。
- 轴配置: 确定变速箱是否需要特定的轴配置,或者是否需要联轴器等附加部件。
- 应用类型: 考虑变速箱将用于何种应用类型,例如输送系统、搅拌器、混合器或其他特定应用。
- 负载特性: 分析负载特性,包括负载类型(恒定、间歇、冲击),以确保变速箱能够承受负载变化。
与变速箱制造商或分销商密切合作至关重要,他们可以提供技术支持,并根据您的具体应用要求协助您选择合适尺寸的 NMRV 变速箱。


editor by CX 2024-02-10