Product Description
Introduction
1. Temperature rise 20-30 degrees lower than NMRV;
2. Wider range of ratio: up to 300:1;
3. Double lifetime compared with worm gearbox.
| TYPE | GSH50, GSH63, GSH75, GSH90 |
| Transmission Stage | B: 2 stages |
| C: 3 stages | |
| Ratio | B: 7.5,10,12.5,15,20,25,30,40,50,60 |
| C: 50,60,75,100,125,150,200,250,300 | |
| Coppia di uscita | Up to 500NM |
| Motor power | 0.12kw~4kw, with flange type B5 or B14 |
| Housing material | Aluminum alloy |
| Output shaft | material: 40Cr |
| Hardness level: 242-286HB | |
| Helical gear | Material: 20CrMnTi |
| Hardness level: 58-62HRC | |
| Precision level: 6 grade | |
| Transmission efficiency | B: 92%-94% |
| C: 90%-92% | |
| Oil seal brand | SKF |
| Bearing | C&U |
| Lubricant | Mineral oil or sythetic oil |
Greensky’s advantage
On the site you can find a range of renewable products including ac/dc motor, ac induction motor, reversible motor, blake motor, speed motor, ac angel motor, gear motor, planetary gear box, worm gear box and their relevant components.
Company Overview
Greensky Power Company Limited is a China based international company who is specialized in electric motor, gearbox and controlling system developing, manufacturing, quality controlling and trading.
Mission:
We are dedicated to develop an international electric motor company who can deliver one-stop reliable products with customer-oriented service.
History:
Greensky was established in 2571 by CHINAMFG Cheng in Los Angeles, USA and moved to HangZhou, China in 2011. In the past 8 years, the team of CHINAMFG continues to create the value to our esteemed customers all over the world by building up wide and reliable supply chain management system, effective quality & delivery time control system, cost efficiency manufacturing system and fast-respond professional service.
Location:
Xihu (West Lake) Dis. district, HangZhou, China
Xihu (West Lake) Dis. is a high-tech zone which is the center of oversea Chinese talent entrepreneurs. Some famous neighbours include Alibaba, Netease and Geely corporation.
Background:
Greensky is a subsidiary of EagleEye Capital Limited who has 3 manufacturing plants and 1 sales office with more than 500 employees and overall 200 million sales.
Greensky Overseas Exhibitions
Greensky Certificates:
FAQ
1 Q: What’s your MOQ?
A: 1unit is ok for different types.
2 Q: What about your warranty?
A: One year.
3 Q: Do you provide OEM service with customer-logo?
A: Yes, we could do OEM orders, but we mainly focus on our own brand.
4 Q: How about your payment terms ?
A: TT, western union and paypal. 100% payment in advanced for orders less $5,000. 30% deposit and balance before delivery for orders over $5,000.
5 Q: How about your packing ?
A: Carton, Plywood case. If you need more, we can pack all goods with pallet
6 Q: What information should be given, if I buy from you ?
A: Rated power, gearbox ratio, input speed, mounting position. More details, better!
7 Q: How do you deliver the order?
A: We will compare and choose the most suitable ways of delivery by sea, air or express courier.
Warmly welcome your inquiries !
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Motorcycle, Machinery, Agricultural Machinery, Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Layout: | Coaxial |
| Gear Shape: | Conical – Cylindrical Gear |
| Step: | Three-Step |
| Samples: | US$ 40/Piece 1 Piece(Min.Order) | |
|---|
| Customization: | Available | Customized Request |
|---|
Calculating Torque Requirements for an NMRV Gearbox
Calculating torque requirements for an NMRV gearbox involves several steps: Identify Input Torque, Calculate Output Torque, Consider Efficiency, and Add Safety Margin.
- Identify Input Torque: Determine the input torque required by the application, taking into account factors such as load, speed, and efficiency.
- Calculate Output Torque: Use the gear ratio of the NMRV gearbox to calculate the output torque needed to achieve the desired output speed.
- Consider Efficiency: Take into account the efficiency of the NMRV gearbox. The actual output torque will be influenced by the gearbox’s mechanical efficiency.
- Add Safety Margin: To ensure reliable performance and account for variations in operating conditions, it’s recommended to add a safety margin to the calculated torque requirements.
Formula to calculate output torque: Output Torque = Input Torque × Gear Ratio × Gearbox Efficiency
Keep in mind that torque requirements can vary based on the specific application and factors such as load type, duty cycle, and environmental conditions. Consulting with gearbox manufacturers or engineering experts can help ensure accurate torque calculations for your NMRV gearbox application.
Design Principles of an NMRV Gearbox
The design of an NMRV (worm gear) gearbox is based on key principles that enable its efficient and reliable operation:
- Worm Gear Mechanism: The core of an NMRV gearbox is the worm screw and worm wheel. The worm screw, typically cylindrical in shape, meshes with the teeth of the worm wheel. This configuration provides high gear reduction ratios.
- Helical Gearing: The worm screw is usually helical, allowing for smoother engagement with the worm wheel. Helical gearing reduces the sliding friction and noise associated with traditional straight-cut worm gears.
- Compact Design: NMRV gearboxes are designed to be compact, often with a right-angle configuration. This allows for efficient use of space in various applications.
- Alloy Construction: Many NMRV gearboxes are constructed from high-quality alloys, providing durability and corrosion resistance. The choice of materials ensures a gearbox capable of withstanding varying loads and environmental conditions.
- Bearing Support: Bearings support the rotating elements within the gearbox, reducing friction and ensuring smooth operation. Bearings are strategically placed to handle radial and axial loads.
- Sealing and Lubrication: NMRV gearboxes are equipped with effective sealing mechanisms to prevent the entry of contaminants and to retain lubricating oil. Proper lubrication is essential for reducing wear and enhancing gearbox efficiency.
- Efficient Power Transmission: The worm gear mechanism in NMRV gearboxes provides high gear reduction ratios, allowing for efficient power transmission while minimizing energy losses.
- Quiet Operation: The helical design of the worm screw and worm wheel contributes to quieter operation compared to traditional straight-cut worm gears.
- Wide Range of Ratios: NMRV gearboxes are available in various gear ratios, allowing users to select the appropriate configuration for their specific application needs.
The combination of these design principles results in an NMRV gearbox that offers efficient, reliable, and quiet power transmission for a wide range of industrial applications.
Working Principle of an NMRV Gearbox
An NMRV gearbox, also known as a worm gear reducer, operates based on a worm and worm wheel mechanism. Here’s how it works:
The gearbox consists of two main components: the worm (a screw-like shaft) and the worm wheel (a toothed wheel). The worm is driven by the input power source, while the worm wheel is connected to the output shaft.
As the worm rotates, its threaded shaft engages with the teeth of the worm wheel. The helical shape of the worm causes the teeth of the worm wheel to push against each other, resulting in a smooth and gradual transfer of motion. This mechanism provides the speed reduction and torque multiplication required for various applications.
One key characteristic of NMRV gearboxes is that the worm can turn the worm wheel, but the reverse is not possible due to the high friction generated by the helical threads. This feature prevents the output shaft from back-driving the input shaft, providing mechanical locking and enhancing safety and stability in applications.
The NMRV gearbox’s operation is continuous, and its simple design contributes to its reliability and efficiency. It is important to ensure proper lubrication to minimize wear and heat generation during operation.
editor by CX 2024-02-22