China Professional NMRV075 NMRV063 Worm Gearbox Speed Reducer Machine with Great quality

Applicable Industries: Manufacturing Plant, Machinery Repair Shops
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/pcs for 1 carton, several cartos for 1 wooden pallet
Port: HangZhou/ZheJiang

MNRV075 Worm Gearbox Speed Reducer Machine
Features
1.Wide transmission rate, strong output torque2.Compact mechanical structure, GJF Brand joint assembly right drive shaft drive for Mazda 6 2003-2009 cv axle joint drive boot C-MZ054A-8H light weight, small volume&Good heat-dissipating3.Smooth operation with lower noise or vibration4.Easy mounting, free linking, high efficiency5. PERFECT SUBSTITUDE FOR MOTOVARIO AND CZPT PRODUCTS
Applications
Wide range of application, 48V 5HP electric outboard boat motor electric dinghy motor with Gear-Less ,Brush-less ,Shaft-Less design including light industry of food &beverage, Cement,package,construction material, 2571 EEC Approved 4KW Cheap Electric UTV 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, CZPT bus S6-160 transmission gearbox parts input shaft and worm ring gear,ZQSn10-1

Types of Gearboxes

There are several types of gearboxes. Some are known as helical gear reducers, while others are called planetary gearboxes. The article also discusses Continuously Variable Transmission (CVT) and helical gear reducer. If you are interested in purchasing a new gearbox, make sure to read our articles on these different types. If you are confused, consider reading our articles on planetary gearboxes and helical gear reducers.
gearbox

planetary gearbox

The planetary gearbox has several advantages. Its compact design and light weight allows it to transmit high torques while remaining quiet. The gears are connected to one another through a carrier, which is typically fixed and helps transmit torques to the output shaft. Its planetary structure arrangement also reduces backlash and provides high rigidity, which is important for quick start and stop cycles and rotational direction change. Depending on the design and performance desired, planetary gearboxes are categorized into three main types:
The type of planetary gears used in a given application determines the overall cost of the unit. Manufacturers offer a range of prices, and they can help you determine which gearbox is right for your needs. You should also ask a manufacturer for the cost of a planetary gearbox. By asking about price and specs, you can avoid wasting money and time on a planetary gearbox that does not perform up to its potential.
A planetary gearbox is probably installed in your new car’s automatic transmission. For more information, consult your owner’s manual or call the dealer’s service department. This type of gearbox is more complex than other types of gearboxes, so if you don’t know much about them, do an internet search for “planetary gearbox.”
The teeth of a planetary gearbox are formed by the stepping motion of two gears: the sun gear and the inner ring. The sun gear is the input, while the planetary gears rotate around the sun gear. Their ratio depends on the number of teeth and the space between the planets. If you have a 24 tooth sun gear, the planetary gears’ ratio will be -3/2. The sun gear is also attached to the axle.
Another advantage of a planetary gear system is that it can generate high torques. The load is shared among multiple planet gears. This makes the gears more resilient to damage. A planetary gearbox can be as high as 332,000 Nm, and can be used in vehicles and industrial applications requiring medium to high torque. A planetary gear system is a great alternative to a traditional transmission. So, how does it work?

helical gearbox

The main difference between the helical gearbox and the spur gear is the center distance between the teeth. The helical gearbox has a larger pitch circle than the spur gear and thus requires a radial module. In addition, the two types of gears can only be made with the same tooth-cutting tool as the spur gear. However, the helical gearbox is more efficient in terms of production costs.
The helical gearbox is a low-power consumption, compact type of gearbox that is used for a wide range of industrial applications. They are highly durable and withstand high loads with utmost efficiency. The helical gearbox can be manufactured in cast steel and iron for small and medium units. This type of gearbox is also commonly used for crushers, conveyors, coolers, and other applications that need low power.
The helical gear has many advantages over the spur gear. It produces less noise. It has less friction and is less likely to wear out. It is also quieter than spur gears. This is because multiple teeth are in mesh. Because the teeth are in mesh, the load is distributed over a larger area, resulting in a smoother transition between gears. The reduction in noise and vibration reduces the risk of damaging the gear.
The helical gear’s axial excitation force is obtained using a linearized equation of motion in the rotational direction. The damping coefficient of the equation is 0.07. The helical gear is made up of a steel shaft with a diameter of 20 mm and a 5 mm thick aluminum plate. The stiffness of the bearing is 6.84 x 107 N/m. The damping force of the plate is 2,040 kg/m2/s.
The worm gearbox has a better efficiency ratio than the helical one, but it is less efficient in low-ratio applications. In general, worm gearboxes are more efficient than helical gearboxes, although there are some exceptions to this rule. A helical gearbox is better for applications that require high torque. It may also be more economical in the long run. If you are considering a helical gearbox, consider the advantages it has over worm gearboxes.
gearbox

helical gear reducer

A helical gear reducer for a machine’s gearbox is an integral component of the drive system. This unit amplifies torque and controls speed and, therefore, compliments the engine by rotating slower than the engine’s input shaft. A helical gear reducer is a compact gearbox component that is used in industrial applications. A variety of sizes is available to suit various machine configurations. The following sections will discuss some of the different types available.
Designed by experts and engineers, a helical gear reducer is a surprisingly small and light gear that satisfies the needs of many machine applications. It features a large transmission torque, a low starting and running speed, and a fine classification of transmission ratios. A helical gear reducer is lightweight and easily connected to other gears, and it features a high technical content.
In order to avoid errors and poor performance, regular maintenance is a must. The proper lubrication of the gear reducer can minimize failures, errors, and poor performance. Every gear reducer manufacturer sells a suitable lubricant, which must match the properties of the machine’s drive mechanism. It is also advisable to check the lubrication regularly to avoid any deterioration of the unit’s performance.
While the worm gearbox may be better for applications where torque is high, the helical gear reducer offers greater efficiency at lower cost. Although worm gearboxes may be cheaper initially, they are less effective at higher ratios. Even if the worm gear is more expensive to buy, it still offers 94% efficiency, which makes it more cost-effective. There are some significant advantages to both types of gearboxes.
The main advantage of a helical gear reducer over a spur gear is its smoother operation. Unlike spur gears, which have teeth that are straight, helical gears have angled teeth that gradually engage with each other. This helps ensure that the gear does not grind or make excessive noise when it turns. Additionally, they are less commonly used in automation and precision machinery. They are often used in industrial applications.
gearbox

Continuously variable transmission

A Continuously Variable Transmission (CVT) is an automatic transmission that can run through a vast number of gears. Unlike a standard automatic transmission, it can run at any speed, even at a low rev. The CVT is also capable of running at infinitely low gears. Its basic function is to provide different torque ratios to the engine. In addition to delivering power, CVTs have other benefits.
One of the major advantages of a CVT is its simplicity. Its simplicity translates into fewer moving parts, which means less maintenance. The CVT’s simplicity also means that it can handle a wide variety of different types of road conditions and driving styles. In addition to being a great alternative to a traditional automatic transmission, CVTs can be used on many other types of vehicles, including tractors, snowmobiles, motor scooters, and power tools.
A CVT is much smoother than a conventional automatic transmission. It never has to hunt for a gear. It also responds well to throttle inputs and speed changes. Both of these technologies are available on many modern vehicles, including the Nissan Rogue and Mazda CX-5. It’s important to note that each of these transmissions has its pros and cons. So, if you’re looking for a car with a CVT, make sure to read the reviews. They’ll help you decide which transmission is right for you.
Another advantage of a CVT is its fuel efficiency. Many cars now feature CVTs, and they’re becoming increasingly popular with automakers. In addition to fuel efficiency, most cars with CVTs also have a smoother ride. There’s no more sudden downshifts or gear hunting. This makes driving a lot easier. And, the added benefits of smoother driving make CVTs the ideal choice for many drivers.
Although a CVT is more common among Japanese car manufacturers, you’ll find CVTs on European car models as well. The Mercedes-Benz A-Class, B-Class, and Megane are some examples of vehicles that use this technology. Before making a decision, consider the reliability of the model in question. Consumer Reports is a good resource for this. It also offers a history of use and reliability for every type of car, including the Honda Accord.

China Professional NMRV075 NMRV063 Worm Gearbox Speed Reducer Machine  with Great qualityChina Professional NMRV075 NMRV063 Worm Gearbox Speed Reducer Machine  with Great quality