Product Description
Characteristics:
(1)Large output torque
(2) Safe, reliable, economical and durable
(3) Stable transmission, quiet operation
(4) High heat-radiating efficiency, high carrying ability
(5) Combination of 2 single-step worm gear speed reducers, meeting the requirements of super speed ratio
(6) Mechanical gearboxes are widely used in the sectors,like foodstuff, ceramics, and chemical manufacturing, as well as packing, printing, dyeing and plastics
Technical data:
(1) Motor input power:0.06kw-15kw
(2) Output torque:4-2320N.M
(3) Speed ratio of worm gear peed reducer: 5/10/15/20/25/30/40/50/60/80/100
(4) With IEC motor input flange: 56B14/71B14/80B5/90B5…
Materials:
(1) NMRV571-NMRV090: Aluminium alloy housing
(2) NMRV110-150: Cast iron housing
(3) Bearing: CHINAMFG bearing & Homemade bearing
(4) Lubricant: Synthetic & Mineral
(5) The material of the worm mandrel is HT250, and the worm ring gear is ZQSn10-1.
(6) With high quality homemade bearings, assembled CHINAMFG oil seals & filled with high quality lubricant.
Operation&mantenance
(1)When worm speed reducer starts to work up to200-400 hours, its lubricant should be replaced.
(2)The gearbox need to replace the oil after 4000 hours.
(3)Worm reduction gearbox is fully filled with lubricant oil after finshed assembly.
(4)Lubricanting oil should be kept enough in the casing and checked at a fixed time.
Color:
(1) Blue / Light blue
(2) Silvery White
Quality control
(1) Quality guarantee: 1 year
(2) Certificate of quality: ISO9001:2000
(3) Every product must be tested before sending
| Motor power | Model | speed ratio | output speed | output toruqe |
| 1.1kw 1400rpm | NMRV130 | 80 | 18rpm | 408.0N.M |
| NMRV130 | 100 | 14rpm | 480.0N.M | |
| 1.5kw 1400rpm | NMRV130 | 80 | 18rpm | 557.0N.M |
| NMRV130 | 100 | 14rpm | 655.0N.M | |
| 2.2kw 1400rpm | NMRV130 | 25 | 56rpm | 319.0N.M |
| NMRV130 | 30 | 47rpm | 365.0N.M | |
| NMRV130 | 40 | 35rpm | 468.0N.M | |
| NMRV130 | 50 | 28rpm | 563.0N.M | |
| NMRV130 | 60 | 24rpm | 657.0N.M | |
| NMRV130 | 80 | 18rpm | 816.0N.M | |
| NMRV130 | 100 | 14rpm | 976.0N.M | |
| 3.0kw 1400rpm | NMRV130 | 25 | 56rpm | 430.0N.M |
| NMRV130 | 30 | 47rpm | 491.0N.M | |
| NMRV130 | 40 | 35rpm | 638.0N.M | |
| NMRV130 | 50 | 28rpm | 767.0N.M | |
| NMRV130 | 60 | 24rpm | 896.0N.M | |
| NMRV130 | 80 | 18rpm | 1113.0N.M | |
| 4.0kw 1400rpm | NMRV130 | 25 | 56rpm | 573.0N.M |
| NMRV130 | 30 | 47rpm | 655.0N.M | |
| NMRV130 | 40 | 35rpm | 851.0N.M | |
| NMRV130 | 50 | 28rpm | 1571.0N.M | |
| NMRV130 | 60 | 24rpm | 1195.0N.M |
| Application: | Reducer |
|---|---|
| Hardness: | Hardened |
| Type: | Worm and Wormwheel |
| Manipulate Way: | Robotics |
| Manufacturing Method: | Rolling Gear |
| Color: | Blue |
| Customization: |
Available
| Customized Request |
|---|
Adjusting Gear Ratio in a Variable Gearbox
In a variable gearbox, adjusting the gear ratio is typically achieved through mechanisms like Continuously Variable Transmissions (CVTs). CVTs use various designs, such as pulleys with adjustable diameters or expanding/contracting belts, to vary the effective gear ratio continuously. By changing the effective diameters of the pulleys or the distance between the belt’s contact points, the gear ratio can be adjusted smoothly, allowing the engine to operate at its most efficient speed under different load conditions. Other variable transmission systems may use different principles, but the goal is to provide seamless and continuous adjustment of the gear ratio.
Effect of Different Load Conditions on a Variable Gearbox
The performance of a variable gearbox can be significantly influenced by various load conditions. Here’s how different load conditions can affect a variable gearbox:
- Light Loads: Under light load conditions, a variable gearbox may operate at lower torque levels. This can lead to higher efficiency and reduced wear and tear on components, resulting in smoother operation and potentially improved fuel efficiency.
- Normal Loads: Operating within the designed load range of the gearbox ensures optimal performance and efficiency. The gearbox can adapt to changes in load and provide the appropriate gear ratio for efficient power transmission.
- Heavy Loads: When subjected to heavy loads, a variable gearbox may experience increased stress and higher torque demands. While the gearbox can adapt and provide higher torque output, it may also generate more heat and experience greater wear, potentially affecting its longevity if not properly managed.
- Variable Loads: In applications with varying loads, a well-designed variable gearbox can provide continuous adjustment of the gear ratio to match the changing demands. This flexibility can enhance overall efficiency and prevent strain on the gearbox.
- Overloads: Operating the gearbox beyond its rated capacity or experiencing sudden spikes in load can lead to excessive wear, reduced efficiency, and potential overheating. It’s important to avoid overloading the gearbox to ensure its longevity.
In summary, different load conditions can impact the performance, efficiency, and durability of a variable gearbox. Properly managing and selecting the appropriate gear ratios for specific load conditions can help optimize its operation and maximize its lifespan.
Concept of Variable Gear Ratios in a Gearbox
Variable gear ratios refer to the ability to change the transmission ratio between the input and output shafts of a gearbox continuously. Unlike traditional gearboxes with fixed gear ratios, variable gearboxes allow seamless adjustment of the transmission ratio, enabling optimal power delivery across different operating conditions. This is achieved through mechanisms like Continuously Variable Transmissions (CVTs) or other variable transmission systems.
editor by CX 2023-09-15