Product Description
Reducer, Worm Gear Reducer, Speed Reducer Gearboxes High Speed Gearbox Reducer NMRV-030-5-5614
Product Description
|
Type |
Reduction gearbox |
|
Rated power |
3KW/4KW/5.5KW/7.5KW/11KW |
|
Product name |
Gearbox |
|
Model |
NMRV150 |
|
Material |
Cast iron |
|
Features |
Conveyor belt/transportation/industrial, small size, high heat dissipation, smooth transmission, low noise |
Technical performance and selection reference
|
Motor power |
Model |
speed ratio |
output speed |
output toruqe |
|
0.25kw 1400rpm |
RV075 |
60 |
24rpm |
68.0N.M |
|
RV075 |
80 |
18rpm |
80.0N.M |
|
|
RV075 |
100 |
14rpm |
94.0N.M |
|
|
0.37kw 1400rpm |
RV075 |
40 |
35rpm |
74.0N.M |
|
RV075 |
50 |
28rpm |
88.0N.M |
|
|
RV075 |
60 |
24rpm |
97.0N.M |
|
|
RV075 |
80 |
18rpm |
119.0N.M |
|
|
RV075 |
100 |
14rpm |
139.0N.M |
|
|
0.55kw 1400rpm |
RV075 |
25 |
56rpm |
76.0N.M |
|
RV075 |
30 |
47rpm |
87.0N.M |
|
|
RV075 |
40 |
35rpm |
108.0N.M |
|
|
RV075 |
50 |
28rpm |
128.0N.M |
|
|
RV075 |
60 |
24rpm |
144.0N.M |
|
|
RV075 |
80 |
18rpm |
177.0N.M |
|
|
RV075 |
100 |
14rpm |
206.0N.M |
|
|
0.75kw 1400rpm |
RV075 |
15 |
94rpm |
66.0N.M |
|
RV075 |
20 |
70rpm |
85.0N.M |
|
|
RV075 |
25 |
56rpm |
101.0N.M |
|
|
RV075 |
30 |
47rpm |
117.0N.M |
|
|
RV075 |
40 |
35rpm |
147.0N.M |
|
|
RV075 |
50 |
28rpm |
174.0N.M |
|
|
RV075 |
60 |
24rpm |
196.0N.M |
|
|
RV075 |
80 |
18rpm |
250.0N.M |
|
|
1.1kw 1400rpm |
RV075 |
10 |
140rpm |
66.0N.M |
|
RV075 |
15 |
94rpm |
95.0N.M |
|
|
RV075 |
20 |
70rpm |
122.0N.M |
|
|
RV075 |
25 |
56rpm |
148.0N.M |
|
|
RV075 |
30 |
47rpm |
171.0N.M |
|
|
RV075 |
40 |
35rpm |
216.0N.M |
|
|
RV075 |
50 |
28rpm |
263.0N.M |
|
|
RV075 |
60 |
24rpm |
297.0N.M |
|
|
1.5kw 1400rpm |
RV075 |
7.5 |
186rpm |
68.0N.M |
|
RV075 |
10 |
140rpm |
89.0N.M |
|
|
RV075 |
15 |
94rpm |
129.0N.M |
|
|
RV075 |
20 |
70rpm |
166.0N.M |
|
|
RV075 |
25 |
56rpm |
202.0N.M |
|
|
RV075 |
30 |
47rpm |
233.0N.M |
|
|
RV075 |
40 |
35rpm |
299.0N.M |
|
|
2.2kw 1400rpm |
RV075 |
7.5 |
186rpm |
99.0N.M |
|
RV075 |
10 |
140rpm |
131.0N.M |
|
|
RV075 |
15 |
94rpm |
189.0N.M |
|
|
RV075 |
20 |
70rpm |
249.0N.M |
|
|
RV075 |
25 |
56rpm |
304.0N.M |
|
|
RV075 |
30 |
47rpm |
247.0N.M |
|
|
3.0kw 1400rpm |
RV075 |
7.5 |
186rpm |
135.0N.M |
|
RV075 |
10 |
140rpm |
178.0N.M |
|
|
RV075 |
15 |
94rpm |
258.0N.M |
|
|
4.0kw 1400rpm |
RV075 |
7.5 |
186rpm |
180.0N.M |
|
RV075 |
10 |
140rpm |
237.0N.M |
Specification
|
Product name |
SNRV worm gear reducer |
|
Ratio |
5,7.5,10,15,20,25,30,40,50,60,80,100 |
|
Input power |
0.25~4.0 KW |
|
Color |
Blue/Silver/Black or on Request |
|
Weight |
9 Kg |
|
Material |
571-105 aluminum alloy, 110-150 cast iron |
|
The worm material is 20Cr carburized and quenched, the surface hardness reaches 58-62 degrees, and after processing, the |
|
|
Worm gear hub ductile iron QT500, tooth tin bronze ZQSN10-1 |
|
|
Oil seals |
CHINAMFG |
|
Input form |
SMRV : fitted for motor flanged coupling |
|
SMRV:The tail of the worm has an extension shaft |
|
|
SRV: with input shaft |
|
|
SRV-E : With bidirectional input shaft worm |
|
|
Suitable motor pole |
2pole,4pole,6pole |
|
Inch size |
Available |
|
Personal customization |
Available |
|
Extra service |
OEM |
|
Quality Assurance |
1 year |
|
Features |
High precision, smooth transmission, large output torque, low noise, long service life |
|
Suitable for omni-directional installation |
|
|
Can be easily mounted with various accessories like torque arms, different types of flanges, shafts and so on |
|
|
Good rust resistance |
|
Surface coating |
First, the shell is treated by surface particle blasting, and then, through special anticorrosion treatment, RAL5571 blue plastic |
|
After polishing and sanding, it is dried at high temperature and then sprayed with RAL5571 paint in the shell. |
|
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| Application: | Motor, Electric Cars, Motorcycle, Machinery, Agricultural Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Layout: | Coaxial |
| Gear Shape: | Conical – Cylindrical Gear |
| Step: | Stepless |
| Samples: |
US$ 9/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Emerging Trends in Speed Reducer Gearbox Technology
Speed reducer gearbox technology is undergoing continuous advancements, driven by the need for improved efficiency, reliability, and performance in various industrial applications. Some emerging trends in speed reducer gearbox technology include:
- Compact and Lightweight Designs: Manufacturers are developing speed reducer gearboxes with compact and lightweight designs, allowing for easier integration into space-constrained environments and reducing overall equipment weight.
- High-Efficiency Gearing: Advanced materials and manufacturing processes are being used to create high-efficiency gear designs, minimizing friction and energy losses, and maximizing power transmission.
- Integrated Sensors and Monitoring: Many modern speed reducer gearboxes come equipped with integrated sensors and monitoring systems. These technologies enable real-time data collection, condition monitoring, and predictive maintenance, enhancing reliability and reducing downtime.
- Smart and Digital Gearboxes: The integration of digital technologies, such as IoT (Internet of Things) connectivity and automation, is transforming traditional speed reducer gearboxes into “smart” gearboxes. These gearboxes can communicate with other equipment, adjust settings remotely, and optimize performance based on real-time data.
- Noise and Vibration Reduction: Noise and vibration reduction technologies are becoming more prominent in speed reducer gearbox design. Enhanced damping and isolation features help minimize noise levels and vibrations, contributing to quieter and more comfortable operating environments.
- Customization and Modular Design: Manufacturers are offering more customization options and modular designs for speed reducer gearboxes. This allows users to tailor gearboxes to their specific needs and easily replace individual components for maintenance purposes.
As technology continues to evolve, these emerging trends in speed reducer gearbox technology are likely to drive further innovation, enabling industries to achieve higher levels of efficiency, productivity, and overall equipment performance.

Managing Shock Loads and Sudden Speed Changes in Speed Reducer Gearboxes
Speed reducer gearboxes are designed to effectively manage shock loads and sudden changes in rotational speed, ensuring reliable operation and minimizing potential damage to both the gearbox and the connected machinery. They employ various design features and components to achieve this:
1. High-Strength Materials: Speed reducer gearboxes are constructed using durable and high-strength materials, such as alloy steel, to withstand sudden impacts and shock loads without deformation or failure.
2. Robust Bearings: Heavy-duty bearings are used to support the shafts and gears within the gearbox. These bearings are selected for their ability to handle both radial and axial loads, providing stability and reducing the risk of damage.
3. Shock-Resistant Gears: Gear teeth are designed to absorb and distribute shock loads. Tooth profiles and surface treatments are optimized to minimize stress concentrations and prevent premature wear or fractures.
4. Torque Limiters: Some speed reducer gearboxes incorporate torque limiters or overload protection devices. These mechanisms disengage the gearbox from the motor or driven equipment when excessive torque or shock loads are detected, preventing damage to the components.
5. Lubrication: Proper lubrication is essential to reduce friction and dissipate heat generated during sudden speed changes. High-quality lubricants ensure smooth operation and enhance the gearbox’s ability to absorb shocks.
6. Inertia Considerations: Speed reducer gearboxes are designed to manage changes in inertia between the input and output sides. This is important for maintaining stability during sudden acceleration or deceleration.
By incorporating these features and engineering principles, speed reducer gearboxes can effectively handle shock loads and sudden changes in rotational speed, enhancing the overall reliability and performance of mechanical systems.

Different Designs of Speed Reducer Gearboxes for Specific Tasks
Speed reducer gearboxes come in various designs, each tailored to specific tasks and applications. These designs are optimized to provide efficient speed reduction and torque multiplication for different industrial scenarios. Here are some common designs:
Helical Gearbox: Helical gearboxes feature helical-cut gears with angled teeth that engage gradually, resulting in smoother and quieter operation. They are suitable for applications requiring moderate to high torque and are often used in conveyor systems, mixers, and heavy machinery.
Worm Gearbox: Worm gearboxes consist of a worm screw and a worm wheel, providing high gear ratios for substantial speed reduction. They are compact and can handle heavy loads, making them suitable for conveyors, elevators, and automotive applications.
Planetary Gearbox: Planetary gearboxes utilize a central sun gear, multiple planet gears, and an outer ring gear. They offer high torque density and compact designs, making them ideal for robotics, precision machinery, and aerospace applications.
Bevel Gearbox: Bevel gearboxes use bevel gears to transmit power between intersecting shafts. They can handle both high torque and speed variations, making them suitable for printing presses, packaging machinery, and woodworking equipment.
Right Angle Gearbox: Right angle gearboxes, also known as miter gearboxes, change the direction of rotation by 90 degrees. They are used in applications where space is limited or where motion needs to be redirected, such as in conveyor systems, packaging machines, and material handling equipment.
Inline Helical Gearbox: Inline helical gearboxes are compact and offer efficient power transmission. They are commonly used in pumps, compressors, and industrial fans.
Coaxial Gearbox: Coaxial gearboxes have input and output shafts that are parallel and share the same axis. They are used in applications requiring compact and direct power transmission, such as printing machinery and textile equipment.
These are just a few examples of the different designs of speed reducer gearboxes available. The choice of design depends on factors such as the required torque, speed reduction, available space, and specific application needs.


editor by CX 2024-04-10