Product Description

Nrv Aluminium Worm Gearbox with Extension Shaft

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 CZPT 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.

Product picture:

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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.

Energy Efficiency of a Worm Gearbox: What to Expect

The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:

• Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
• Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
• Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
• Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
• Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.

When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.