Product Description
Nmrv Combination Nmrv Worm Reducer Gearbox
NMRV 571-150 worm gear box with flange and electric motor
NMRV+NMRV Double Stage Arrangement Reduction Gear Box
RV Series Worm Gearbox
worm speed reducer
nmrv worm gear motor
RV Series
Including RV / NMRV / NRV.
Main Characteristic of RV Series Worm Gearbox
RV series worm gear reducer is a new-generation product developed by CHINAMFG on the basis of perfecting WJ series products with a compromise of advanced technology both at home and abroad.
1. High-quality aluminum alloy, light in weight and non-rusting.
2. Large in output torque.
3. Smooth running and low noise,durable in dreadful conditions.
4. High radiation efficiency.
5. Good-looking appearance, durable in service life and small volume.
6. Suitable for omnibearing installation.
Main Materials of RV Series Worm Gearbox
1. Housing: die-cast aluminum alloy(frame size: 571 to 090), cast iron(frame size: 110 to 150).
2. Worm: 20Crm, carbonization quencher heat treatment makes the surface hardness of worm gears up to 56-62 HRX, retain carbonization layer’s thickness between 0.3 and 0.5mm after precise grinding.
3. Worm Wheel: wearable stannum bronze alloy.
SPEED RATIO | 7.5~100 |
OUTPUT TORQUE | <1050NM |
IN POWER | 0.09-11KW |
MOUNTING TYPE | FOOT-MOUNTED FLANGE-MOUNTED |
When working, great load capacity, stable running, low noise with high efficiency. | |||||||
Gear Box’s Usage Field | |||||||
1 | Metallurgy | 11 | Agitator | ||||
2 | Mine | 12 | Rotary weeder | ||||
3 | Machine | 13 | Metallurgy | ||||
4 | Energy | 14 | Compressor | ||||
5 | Transmission | 15 | Petroleum industry | ||||
6 | Water Conserbancy | 16 | Air Compressor | ||||
7 | Tomacco | 17 | Crusher | ||||
8 | Medical | 18 | Materials | ||||
9 | Packing | 19 | Electronics | ||||
10 | Chemical industry | 20 | Textile indutry | ||||
… | … | ||||||
Power | 0.06kw | 0.09kw | 0.12kw | 0.18kw | 0.25kw | 0.37kw | 0.55kw |
0.75kw | 1.1kw | 1.5kw | 2.2kw | 3kw | 4kw | 5.5kw | |
7.5kw | 11kw | 15kw | |||||
Torque | 2.6N.m-3000N.m | ||||||
Ratio | 7.5-100, the double gearbox is more | ||||||
Color | Blue, Silver or as customers’ need | ||||||
Material | Iron or Aluminium | ||||||
Packing | Carton with Plywood Case or as clients’ requirement | ||||||
Type | RV571 | RV030 | RV040 | RV050 | RV063 | RV075 | RV090 |
Weight | 0.7kg | 1.3kg | 2.3kg | 3.5kg | 6.2kg | 9kg | 13kg |
Type | RV110 | RV130 | RV150 | ||||
Weight | 35kg | 60kg | 84kg | ||||
Mounting Methods | Foot Installation | Flange Installation | |||||
For various mortor or double input/output shafts can be equipped |
Product picture:
Structure:
Certificate:
Packing & Delivery:
Our company :
AOKMAN was founded in 1982, which has more than 36 years in R & D and manufacturing of gearboxes, gears, shaft, motor and spare parts.
We can offer the proper solution for uncountable applications. Our products are widely used in the ranges of metallurgical, steel, mining, pulp and paper, sugar and alcohol market and various other types of machines with a strong presence in the international market.
AOKMAN has become a reliable supplier, able to supply high quality gearboxes.With 36 years experience, we assure you the utmost reliability and security for both product and services.
Customer visiting:
FAQ:
1.Q:What kinds of gearbox can you produce for us?
A:Main products of our company: UDL series speed variator,RV series worm gear reducer, ATA series shaft mounted gearbox, X,B series gear reducer,
P series planetary gearbox and R, S, K, and F series helical-tooth reducer, more
than 1 hundred models and thousands of specifications
2.Q:Can you make as per custom drawing?
A: Yes, we offer customized service for customers.
3.Q:What is your terms of payment ?
A: 30% Advance payment by T/T after signing the contract.70% before delivery
4.Q:What is your MOQ?
A: 1 Set
Contact:
Welcome you contace me if you are interested in our product.
Our team will support any need you might have. /* 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, Industry |
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Function: | Speed Changing, Speed Reduction |
Layout: | Orthogonal |
Hardness: | Hardened |
Installation: | Horizontal Type |
Step: | Double-Step |
Customization: |
Available
| Customized Request |
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Can a Worm Gearbox be Used for High-Speed Applications?
Worm gearboxes are generally not recommended for high-speed applications due to their inherent design characteristics. Here’s why:
- Efficiency: Worm gearboxes tend to have lower efficiency compared to other gearbox types, which means they can generate more heat and experience more energy loss at high speeds.
- Heat Generation: The sliding contact between the worm and worm wheel in a worm gearbox can lead to significant friction and heat generation, especially at high speeds. This heat can cause thermal expansion, affecting the gearbox’s performance and longevity.
- Wear and Noise: High speeds can exacerbate wear and noise issues in worm gearboxes. Increased friction and wear can lead to faster degradation of components, resulting in reduced lifespan and increased maintenance needs.
- Backlash: Worm gearboxes may have higher backlash compared to other gearbox types, which can impact precision and accuracy in high-speed applications.
While worm gearboxes are more commonly used in applications requiring high torque and moderate speeds, they may not be the best choice for high-speed scenarios. If high-speed operation is a requirement, other gearbox types such as helical, spur, or planetary gearboxes are often better suited due to their higher efficiency, lower heat generation, and reduced wear at elevated speeds.
Worm Gearboxes in Conveyor Systems: Benefits and Considerations
Worm gearboxes play a crucial role in conveyor systems, offering several benefits and considerations for their effective integration:
- Space Efficiency: Worm gearboxes have a compact design, making them suitable for applications with limited space, such as conveyor systems.
- High Reduction Ratios: Worm gearboxes can achieve high reduction ratios in a single stage, allowing for slower conveyor speeds without sacrificing torque.
- Self-Locking: Worm gearboxes have inherent self-locking properties, preventing the conveyor from moving when the motor is not actively driving it.
- Directional Control: Worm gearboxes facilitate directional control, enabling the conveyor to move forward or reverse as needed.
- Low Noise: Worm gearboxes often produce lower noise levels compared to other gearbox types, contributing to quieter conveyor operation.
However, there are also considerations to keep in mind when using worm gearboxes in conveyor systems:
- Efficiency: Worm gearboxes may have lower mechanical efficiency compared to some other gearbox types, leading to energy losses.
- Heat Generation: Worm gearboxes can generate more heat due to sliding contact between the worm and gear, necessitating proper cooling mechanisms.
- Lubrication: Proper lubrication is critical to prevent wear and ensure efficient operation. Regular maintenance is required to monitor lubrication levels.
- Load and Speed: Worm gearboxes are well-suited for applications with high torque and low to moderate speed requirements. They may not be optimal for high-speed conveyors.
Before integrating a worm gearbox into a conveyor system, it’s important to carefully consider the specific requirements of the application, including load, speed, space constraints, and efficiency needs. Consulting with gearbox experts and manufacturers can help ensure the right choice for the conveyor’s performance and longevity.
Types of Worm Gear Configurations and Their Uses
Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:
- Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
- Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
- Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
- Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
- Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
- Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.
Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.
editor by CX 2024-03-04
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