Gearing Arrangement: Worm
Output Torque: 66N.M~~304N.M
Input Speed: 1400rpm
Output Speed: 14~~186rpm
Speed ratio: 7.5/10/15/20/25/30/40/50/60/80/100
Housing material: Aluminium alloy
Worm gear material: chromium alloy 20CrMnTi
Worm wheel material: bronze ZQsn10-1
Color: Blue/Silver/Coustomzied
Certificate: ISO9001:2008 CCC,CE
Extra service: OEM
Packaging Details: 1 pc / carton,several cartons / wooden pallet

MNRV Worm Gearbox Speed Reducer Machine
Features
1.Wide transmission rate, strong output torque2.Compact mechanical structure, light weight, small volume&Good heat-dissipating3.Smooth operation with lower noise or vibration4.Easy mounting, 300w mini motor reduction gearbox dc motor,dc motor with gearbox 24v free linking, high efficiency5. PERFECT SUBSTITUDE FOR MOTOVARIO AND CZPT PRODUCTS
Applications
Wide range of application,including light industry of food &beverage, Cement,package,construction material, Industrial Fruit Vegetable And Flower Dehydrator Dryer Machine chemicals and etc.

Performance parameter for RV series worm gear speed reducer

Performance parameter for RV series worm gear speed reducer

Motor power
Model
speed ratio
output speed
output toruqe

0.25kw
1400rpm
NMRV075
60
24rpm
68.0N.M

NMRV075
80
18rpm
80.0N.M

NMRV075
100
14rpm
94.0N.M

0.37kw
1400rpm
NMRV075
40
35rpm
74.0N.M

NMRV075
50
28rpm
88.0N.M

NMRV075
60
24rpm
97.0N.M

NMRV075
80
18rpm
119.0N.M

NMRV075
100
14rpm
139.0N.M

0.55kw
1400rpm
NMRV075
25
56rpm
76.0N.M

NMRV075
30
47rpm
87.0N.M

NMRV075
40
35rpm
108.0N.M

NMRV075
50
28rpm
128.0N.M

NMRV075
60
24rpm
144.0N.M

NMRV075
80
18rpm
177.0N.M

NMRV075
100
14rpm
206.0N.M

0.75kw
1400rpm
NMRV075
15
94rpm
66.0N.M

NMRV075
20
70rpm
85.0N.M

NMRV075
25
56rpm
101.0N.M

NMRV075
30
47rpm
117.0N.M

NMRV075
40
35rpm
147.0N.M

NMRV075
50
28rpm
174.0N.M

NMRV075
60
24rpm
196.0N.M

NMRV075
80
18rpm
250.0N.M

1.1kw
1400rpm
NMRV075
10
140rpm
66.0N.M

NMRV075
15
94rpm
95.0N.M

NMRV075
20
70rpm
122.0N.M

NMRV075
25
56rpm
148.0N.M

NMRV075
30
47rpm
171.0N.M

NMRV075
40
35rpm
216.0N.M

NMRV075
50
28rpm
263.0N.M

NMRV075
60
24rpm
297.0N.M

1.5kw
1400rpm
NMRV075
7.5
186rpm
68.0N.M

NMRV075
10
140rpm
89.0N.M

NMRV075
15
94rpm
129.0N.M

NMRV075
20
70rpm
166.0N.M

NMRV075
25
56rpm
202.0N.M

NMRV075
30
47rpm
233.0N.M

NMRV075
40
35rpm
299.0N.M

2.2kw
1400rpm
NMRV075
7.5
186rpm
99.0N.M

NMRV075
10
140rpm
131.0N.M

NMRV075
15
94rpm
189.0N.M

NMRV075
20
70rpm
249.0N.M

NMRV075
25
56rpm
304.0N.M

NMRV075
30
47rpm
247.0N.M

3.0kw
1400rpm
NMRV075
7.5
186rpm
135.0N.M

NMRV075
10
140rpm
178.0N.M

NMRV075
15
94rpm
258.0N.M

4.0kw
1400rpm
NMRV075
7.5
186rpm
180.0N.M

NMRV075
10
140rpm
237.0N.M

Technical data:

Model
RV571 030 040 050 063 075 090 110 130 150

Single unit versions
NMRV – fitted for motor flanged coupling,
NRV – with input shaft,
NMRV-E motor flanged coupling with worm extension shaft,
NRV-E with double extension worm shaft,

Power
0.06—-15KW

Single unit reduction ratio
1:5 7.5 10 15 20 25 30 40 50 60 80 100

Output torque
2.6—1195N.M

Worm shaft
20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm

Worm wheel
worm mandrel is HT250,and worm ring gear,ZQSn10-1

Types of Vehicle Gearboxes

In a vehicle, there are many types of gearboxes available. There are planetary gearboxes, Coaxial helical gearboxes, and skew bevel helical gearboxes, among others. In this article, we’ll cover all of them and help you determine which type of gearbox would be right for your vehicle. Also, we’ll discuss how each differs from the others.

planetary gearbox

A planetary gearbox is composed of three main components: a sun gear, an input bevel gear, and an output shaft. A planetary gearbox can have different output torques and ratios. The basic model of a planetary gearbox is highly efficient and transmits 97% of the power input. There are several kinds of planetary gearboxes, depending on the type of operation. In general, there are three types: the simple, the intermediate, and the complex.
The price of a planetary gearbox can vary a lot, and it’s important to know what you’ll need. Different manufacturers produce different planetary gearboxes, so check with a manufacturer to see what they have available. Make sure to check the quality of the planetary gearbox before making a final purchase. In addition, be sure to compare the prices and the availability of a particular product. A quality planetary gearbox will provide years of trouble-free operation and will not break your bank.
Planetary gears feature an integer number of teeth. Each planet has teeth that must mesh with its ring or sun. The number of planets, ring, and tooth count of each gear determine whether the teeth mesh. Some planets have fewer teeth than others, so they mesh better than others. However, compound planets can be more flexible and achieve higher reduction ratios. If you’re looking for a planetary gearbox for your next project, consider getting in touch with a manufacturer who specializes in this technology.
When it comes to construction, a planetary gearbox is no exception. It’s extremely important to choose the right planetary gear for your application, because an imbalance in the planet gear can cause increased wear and failure. Moreover, the compact size of a planetary gear ensures maximum heat dissipation. However, a planetary gear box may require cooling in some applications. A planetary gearbox will make your life easier, and it will give you years of trouble-free operation.

Straight bevel helical gearbox

The Straight bevel helical gearbox has a number of advantages, but it has a relatively short manufacturing process. Its most popular application is in the automotive industry, where it is used in many types of vehicles. Other applications include heavy and light equipment and the aviation and marine industries. Below is a brief introduction to this gearbox type. Read on to learn about its benefits. This type of gearbox is one of the easiest to manufacture.
The spiral bevel gear has larger teeth than straight bevel gears, resulting in a smoother, quieter rotation. It can handle high-speed heavy loads with less vibration. Spiral bevel gears are classified by their tooth form and cutting method. Straight bevel gears are easier to design and manufacture, but spiral bevel gears are more expensive. Both designs are suitable for high-speed, heavy-load operations, and general manufacturing applications.
In addition to being easy to install, the modular bevel gears have many advantages. They have an exceptionally high degree of interchangeability and feature the highest standards of component integrity. They can also be tailored to meet your specific requirements. The advantages of this gearbox type include high precision, optimum performance, and low noise. And because they are modular, they can be produced in a variety of finishes. These include stainless steel, titanium, and bronze.
Straight bevel helical gearbox manufacturers are committed to a high degree of precision in their designs. The radii, torques, and tooth profiles of straight bevel gears are more precisely measured than those of cylindrical bevel gears. The same calculations are used for all traditional bevel gear generators. This ensures that your 5-axis milled bevel gear sets have the same calculations and layout.

Coaxial helical gearbox

The Coaxial helical gearbox is a highly efficient transmission system that is well suited for light-duty applications. Compared to spur-type gearboxes, the real pitch of a Coaxial helical gearbox is low at all helix angles. This is because the coaxial type has the same number of teeth and center gap as the spur gearbox. Coaxial helical gearboxes also have a smaller footprint and are compact.
Several nations have implemented lockdown regulations for Industrial Gearbox trade, threatening the global economy. Several factors have been implicated in COVID-19, including supply chain, market, and financial markets. Experts are monitoring the situation globally and project remunerative prospects for gearbox manufacturers after the crisis. This report depicts the latest scenario and offers a comprehensive analysis of COVID-19’s impact on the entire industry.
This Coaxial helical gearbox features a compact structure and high precision gear. Its three-stage design combines two-stage gears with a single-stage gear, forging high-quality alloy steel for high precision and durability. The gears are serially-designed for easy interchangeability. They are also available in high-frequency heat-treated steel. A Coaxial helical gearbox is the perfect solution for many applications.
Coaxial helical gearboxes have the added benefit of using cylindrical gears instead of shafts. They operate quietly, and have more surface area to interact with. Their fixed angles make them suitable for heavy-duty applications, like in conveyors, coolers, and grinders. Compared to other gearbox types, Helical gearboxes have higher power-carrying capacity. Listed below are the benefits of a Coaxial Helical Gearbox

Skew bevel helical gearbox

A Skew bevel helical gear box is a common type of industrial gearbox. These gearboxes are rigid and compact and can be used in a variety of applications. They are commonly used in heavy-duty applications such as grinding mills, conveyors, and coolers. They are used in many applications to provide rotary motions between non-parallel shafts. They also have the added benefit of high-efficiency in a variety of industries.
Skew bevel helical gear boxes are suitable for heavy loads and are monolithic in construction. This type of gearbox combines the benefits of bevel and helical gears for right-angle torque, which makes it a popular choice for heavy-duty applications. In addition to being a robust and reliable gearbox, these gearboxes are highly customizable and can meet almost any industrial need.
To maximize the efficiency of bevel gears, FE-based tooth contact analysis is used to develop a sophisticated geometry optimization algorithm. The software also allows users to define optimal flank topography by introducing application-specific weightings for specific load levels. With this data, a manufacturing simulation is conducted to determine the best variant. A robust variant combines the benefits of efficiency, load-carrying capacity, and low excitation behavior.
The helical gear can be angled at 90 degrees. This is similar to a spur gear but produces less noise. It can achieve a nine-to-one speed reduction with one stage. However, a helical gear requires a larger driver gear for higher reductions. This gearbox is suitable for speeds from 1:1 to three times. They are often used in the manufacture of motors and generators.

Extruder helical gearbox

An extruder helical gearbox is one of the most common industrial gears. It is compact in size and low-power consuming, making it ideal for heavy-duty applications. Extruder helical gearboxes are suitable for a variety of industrial applications, including cement, plastics, rubber, conveyors, and coolers. In addition to its use in plastics and rubber manufacturing, this gearbox is also useful in other low-power applications such as crushers, coolers, and conveyors.
CZPT SG series Extruder Helical Gearboxes are available in Single Screw and Twin Screw Variations. These gears feature a compact design, high power density, and long service life. Axial bearing housing and thrust bearings are mounted on the input shafts. Extruder helical gearboxes can be installed in various positions, including horizontal, vertical, and inclined.
Helicoidal gears are often produced in a modular manner. This design provides multiple benefits, including engineering and performance advantages, modular production, and the highest level of component integrity. A single helical gearbox can be assembled into a larger gearbox if needed, but modular production ensures consistent performance and economy. This modular design is also cost-effective. It is a versatile and reliable solution for a wide range of applications.
In addition to its efficiencies, Extruder helical gearboxes also have a low noise profile. They have no squeal sounds, and they are silent when running. They can transfer more power than conventional gearboxes. This type of gear has been used in the manufacturing of high-quality plastic products for years. They are often used for applications in automotive transmissions. Aside from being quiet, helical gears have higher contact levels and lower vibration.