Tag Archives: rv worm gear reducer

China RV Worm Gear Reducer Gearbox worm gearbox assembly

Merchandise Description

Overview
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Swift Details
Gearing Arrangement:    Worm                                                                                                                 Brand Name:                  EED
Enter Speed:                     1400 rpm                                                                                                          Output Velocity:                14 rpm to 186 rpm
Rated Electrical power:                    .06 ~ 4KW                                                                                                      Output Torque:               2.6-479N.M
Coloration:                                 Blue/Silver or on request                                                                               Origin:                              ZHangZhoug, China (Mainland)         
Guarantee:                           1 Year                                                                                                                Software:                    Market    
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Offer Potential
Supply Capability:                   20000 Piece/Parts for each Thirty day period
Added Service:                    OEM is welcome         
QC Technique:                        ISO9001:2008
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Packaging & Supply
Bundle:                            Wood box/Paper carton    
Port:                                    HangZhou/ZheJiang  or on request     
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Kind Worm Equipment Velocity Reducer/Worm Gearbox
Model NMRV sequence dimensions:571,030,040,050,063,075,090,one hundred ten,130,150
RATIO 5,7.5,10,fifteen,20,25,thirty,forty,fifty,60,eighty,one hundred
Coloration Blue(RAL5571)/Silver grey (RAL9571) or on your ask for
Material Housing:Aluminum alloy
PACKING Wood box/Paper carton  
BEARING C&U
SEAL SKF
Warranty one 12 months
Input Power .09KM-15KM
USAGES Foodstuffs, Ceramics, Packing, Chemicals, Pharmacy, Plastics, Paper-producing, Equipment-tools
IEC FLANGE IEC normal flange or on ask for
LUBRICANT Shell or Henry

 

About CZPT given that 1984
HangZhou Melchizedek Import & Export Co., Ltd. is a leader manufactur in mechanism subject and punching/stamp
ing discipline since 1984. Our major item, NMRV worm equipment velocity reducer and sequence helical gearbox, XDR,
XDF, XDK, XDShave attained the superior technique index of the congeneric European and Janpanese produc
ts, We provide standard gears, sprockets, chains, pulleys, couplings, bushes and so on. We also can acknowledge orders
of  non-common items, this kind of as gears, shafts, punching elements ect, according to customers’ Drawings or sam-
ples. 

Our organization has complete set of equipment like CNC, lathes, milling devices, equipment hobbing equipment, g-
ear grinding equipment, gear honing machine, gear shaping equipment, worm grinder, grinding equipment, drilling m-
achines, boringmachines, planer, drawing benches, punches, hydraulic presses, plate shearing equipment and s-
o on. We have innovative screening equipments also. 

Our firm has set up favorable cooperation associations with sub-suppliers involving casting, uncooked mat-
erial, warmth therapy, area ending and so on.

                                                               

US $10-500
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: as for Request
Layout: as for Request
Gear Shape: Worm
Step: Single-Step

###

Customization:

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TYPE Worm Gear Speed Reducer/Worm Gearbox
MODEL NMRV series size:025,030,040,050,063,075,090,110,130,150
RATIO 5,7.5,10,15,20,25,30,40,50,60,80,100
COLOR Blue(RAL5010)/Silver grey (RAL9022) or on your request
MATERIAL Housing:Aluminum alloy
PACKING Wooden box/Paper carton  
BEARING C&U
SEAL SKF
WARRANTY 1 Year
INPUT POWER 0.09KM-15KM
USAGES Foodstuffs, Ceramics, Packing, Chemicals, Pharmacy, Plastics, Paper-making, Machine-tools
IEC FLANGE IEC standard flange or on request
LUBRICANT Shell or Henry
US $10-500
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: as for Request
Layout: as for Request
Gear Shape: Worm
Step: Single-Step

###

Customization:

###

TYPE Worm Gear Speed Reducer/Worm Gearbox
MODEL NMRV series size:025,030,040,050,063,075,090,110,130,150
RATIO 5,7.5,10,15,20,25,30,40,50,60,80,100
COLOR Blue(RAL5010)/Silver grey (RAL9022) or on your request
MATERIAL Housing:Aluminum alloy
PACKING Wooden box/Paper carton  
BEARING C&U
SEAL SKF
WARRANTY 1 Year
INPUT POWER 0.09KM-15KM
USAGES Foodstuffs, Ceramics, Packing, Chemicals, Pharmacy, Plastics, Paper-making, Machine-tools
IEC FLANGE IEC standard flange or on request
LUBRICANT Shell or Henry

What is a worm gear reducer gearbox?

A worm gear reducer gearbox is a mechanical device that uses a worm gear and a worm to reduce the speed of a rotating shaft. The gear reducer gearbox can increase the output torque of the engine according to the gear ratio. This type of gear reducer gearbox is characterized by its flexibility and compact size. It also increases the strength and efficiency of the drive.
worm reducer

Hollow shaft worm gear reducer gearbox

The hollow shaft worm gear reducer gearbox is an additional output shaft connecting various motors and other gearboxes. They can be installed horizontally or vertically. Depending on size and scale, they can be used with gearboxes from 4GN to 5GX.
Worm gear reducer gearboxes are usually used in combination with helical gear reducer gearboxes. The latter is mounted on the input side of the worm gear reducer gearbox and is a great way to reduce the speed of high output motors. The gear reducer gearbox has high efficiency, low speed operation, low noise, low vibration and low energy consumption.
Worm gear reducer gearboxes are made of hard steel or non-ferrous metals, increasing their efficiency. However, gears are not indestructible, and failure to keep running can cause the gear oil to rust or emulsify. This is due to moisture condensation that occurs during the operation and shutdown of the reducer gearbox. The assembly process and quality of the bearing are important factors to prevent condensation.
Hollow shaft worm gear reducer gearboxes can be used in a variety of applications. They are commonly used in machine tools, variable speed drives and automotive applications. However, they are not suitable for continuous operation. If you plan to use a hollow shaft worm gear reducer gearbox, be sure to choose the correct one according to your requirements.

Double throat worm gear

Worm gear reducer gearboxes use a worm gear as the input gear. An electric motor or sprocket drives the worm, which is supported by anti-friction roller bearings. Worm gears are prone to wear due to the high friction in the gear teeth. This leads to corrosion of the confinement surfaces of the gears.
The pitch diameter and working depth of the worm gear are important. The pitch circle diameter is the diameter of the imaginary circle in which the worm and the gear mesh. Working depth is the maximum amount of worm thread that extends into the backlash. Throat diameter is the diameter of the circle at the lowest point of the worm gear face.
When the friction angle between the worm and the gear exceeds the lead angle of the worm, the worm gear is self-locking. This feature is useful for lifting equipment, but may be detrimental to systems that require reverse sensitivity. In these systems, the self-locking ability of the gears is a key limitation.
The double throat worm gear provides the tightest connection between the worm and the gear. The worm gear must be installed correctly to ensure maximum efficiency. One way to install the worm gear assembly is through a keyway. The keyway prevents the shaft from rotating, which is critical for transmitting torque. Then attach the gear to the hub using the set screw.
The axial and circumferential pitch of the worm gear should match the pitch diameter of the larger gear. Single-throat worm gears are single-threaded, and double-throat worm gears are double-throat. A single thread design advances one tooth, while a double thread design advances two teeth. The number of threads should match the number of mating gears.
worm reducer

Self-locking function

One of the most prominent features of a worm reducer gearbox is its self-locking function, which prevents the input and output shafts from being interchanged. The self-locking function is ideal for industrial applications where large gear reduction ratios are required without enlarging the gear box.
The self-locking function of a worm reducer gearbox can be achieved by choosing the right type of worm gear. However, it should be noted that this feature is not available in all types of worm gear reducer gearboxes. Worm gears are self-locking only when a specific speed ratio is reached. When the speed ratio is too small, the self-locking function will not work effectively.
Self-locking status of a worm reducer gearbox is determined by the lead, pressure, and coefficient of friction. In the early twentieth century, cars had a tendency to pull the steering toward the side with a flat tire. A worm drive reduced this tendency by reducing frictional forces and transmitting steering force to the wheel, which aids in steering and reduces wear and tear.
A self-locking worm reducer gearbox is a simple-machine with low mechanical efficiency. It is self-locking when the work at one end is greater than the work at the other. If the mechanical efficiency of a worm reducer gearbox is less than 50%, the friction will result in losses. In addition, the self-locking function is not applicable when the drive is reversed. This characteristic makes self-locking worm gears ideal for hoisting and lowering applications.
Another feature of a worm reducer gearbox is its ability to reduce axially. Worm gears can be double-lead or single-lead, and it is possible to adjust their backlash to compensate for tooth wear.

Heat generated by worm gears

Worm gears generate considerable amounts of heat. It is essential to reduce this heat to improve the performance of the gears. This heat can be mitigated by designing the worms with smoother surfaces. In general, the speed at which worm gears mesh should be in the range of 20 to 24 rms.
There are many approaches for calculating worm gear efficiency. However, no other approach uses an automatic approach to building the thermal network. The other methods either abstractly investigate the gearbox as an isothermal system or build the TNM statically. This paper describes a new method for automatically calculating heat balance and efficiency for worm gears.
Heat generated by worm gears is a significant source of power loss. Worm gears are typically characterized by high sliding speeds in their tooth contacts, which causes high frictional heat and increased thermal stresses. As a result, accurate calculations are necessary to ensure optimal operation. In order to determine the efficiency of a gearbox system, manufacturers often use the simulation program WTplus to calculate heat loss and efficiency. The heat balance calculation is achieved by adding the no-load and load-dependent power losses of the gearbox.
Worm gears require a special type of lubricant. A synthetic oil that is non-magnetic and has a low friction coefficient is used. However, the oil is only one of the options for lubricating worm gears. In order to extend the life of worm gears, you should also consider adding a natural additive to the lubricant.
Worm gears can have a very high reduction ratio. They can achieve massive reductions with little effort, compared to conventional gearsets which require multiple reductions. Worm gears also have fewer moving parts and places for failure than conventional gears. One disadvantage of worm gears is that they are not reversible, which limits their efficiency.
worm reducer

Size of worm gear reducer gearbox

Worm gear reducer gearboxes can be used to decrease the speed of a rotating shaft. They are usually designed with two shafts at right angles. The worm wheel acts as both the pinion and rack. The central cross section forms the boundary between the advancing and receding sides of the worm gear.
The output gear of a worm gear reducer gearbox has a small diameter compared to the input gear. This allows for low-speed operation while producing a high-torque output. This makes worm gear reducer gearboxes great for space-saving applications. They also have low initial costs.
Worm gear reducer gearboxes are one of the most popular types of speed reducer gearboxes. They can be small and powerful and are often used in power transmission systems. These units can be used in elevators, conveyor belts, security gates, and medical equipment. Worm gearing is often found in small and large sized machines.
Worm gears can also be adjusted. A dual-lead worm gear has a different lead on the left and right tooth surfaces. This allows for axial movement of the worm and can also be adjusted to reduce backlash. A backlash adjustment may be necessary as the worm wears down. In some cases, this backlash can be adjusted by adjusting the center distance between the worm gear.
The size of worm gear reducer gearbox depends on its function. For example, if the worm gear is used to reduce the speed of an automobile, it should be a model that can be installed in a small car.

China RV Worm Gear Reducer Gearbox     worm gearbox assemblyChina RV Worm Gear Reducer Gearbox     worm gearbox assembly
editor by czh 2022-12-19

China Best Sales RV Series Worm Gear Reducer Small Reduction Gearbox with Hot selling

Relevant Industries: Equipment Repair Retailers
Gearing Arrangement: Worm
Product title: Worm Equipment Speed Reducer
Ratio: 5-100
Materials: Aluminium Alloy
Mounting Position: Horizontal Foot Mounted Vertical
Enter Kind: Shaft Enter
Constructions: Worm Gear Units
Software: Robotics
Output Type: Shaft output
Kind: Worm Gearmotor
Packing: Carton
Packaging Particulars: Carton or as consumer prerequisite
Port: ZheJiang /HangZhou/HangZhou/ZheJiang or as client prerequisite

RV Collection Worm Equipment Pace Reducer

The RV reducer is composed of a entrance stage of a planet-gear speed reducer and a rear phase of a cycloidal pin gear velocity reducer. The RV reducer has the rewards of compact structure, large transmission ratio, and transmission system with a self-locking operate below specific situations. It is 1 of the most typically utilized reducers, and it has reduced vibration, minimal sound and lower strength use.

RV Reducer Features:
(1) A huge transmission ratio assortment
(2) The torsional stiffness is large, and the output system is the earth provider supported at the two finishes. The rigid disc with the left stop of the world provider is output. The huge disc is bolted with the operating mechanism, and its torsional stiffness is significantly larger than that of the common cycloidal pinwheel. The output system of the reducer. Beneath the rated torque, the elastic backlash is small
(3) As long as the design and style is realistic and the manufacturing assembly precision is assured, substantial precision and modest gap backlash can be attained
(4) Substantial transmission efficiency
(5) The volume when transmitting the very same torque and power is small (or the bearing capacity per device volume is huge), the RV reducer makes use of 3 planetary gears for the first phase, specially the second phase, the cycloidal pin wheel is difficult. The multi-tooth engagement of the tooth surface, which in change establishes that it can transmit large torque with a tiny volume, and in the structural design, the transmission mechanism is put in the supporting primary bearing of the earth carrier, so that the axial dimension is significantly decreased. All of the earlier mentioned variables significantly minimize the overall quantity of the transmission.

RV Sequence Worm Equipment Velocity Reducer Specification:

Variety: Worm Equipment Pace Reducer
Product: a) NMRV571-a hundred thirty(F)
b) NRV571-a hundred thirty(F)
c) NMRV-NMRV571-one hundred thirty(F)
d) NRV-NMRV571-130(F)
Ratio: 1:5,7.5,10,fifteen,twenty,twenty five,30,40,50,60,80,100
Colour: Blue/Silver Or On Consumer Ask for
Materials: Housing: Die-Solid Aluminum Alloy
Packing: Carton and Wooden Circumstance
Bearing: C&U Bearing
Seal: NAK SKF
Input energy: .06KW,.09KW,.12KW,.18KW,.22KW,.25KW,.37KW,.55KW,.75KW,1.1KW,
one.5KW, 2.2KW,3KW,4KW,4.8KW ,5.5KW,7.5KW,9.2KW
Usages: Industrial Device, Food Things, Ceramics, CHEMICAL, Packing, Dyeing, Woodworking, Glass.
Lubricant: Synthetic/Mineral

Worm Equipment Velocity Reducer summary:

One Action Worm Gear Reducer
1. Produced of Aluminum alloy die-casting box, great hunting in look, compact in framework rust proofing on Floor and tiny quantity to conserve mounting room.
two. Excellent radiating attribute leads protected and large efficiency for utilizing.
three. The sturdy ability of loading and overload make certain steady transmission, make significantly less vibration and sound.
4. May differ of connecting structure for electrical power enter and torque output satisfy various demands the design and style of box define and the set of foot gap is apt to with high a lot of varieties of mounting.
five. In addition to large situations, no hole structure of box signifies a servicing-free of charge that is hermetically sealed. It prevents the lubricant from very easily getting rid of and going poor, and exchanging.
Double Action Worm Equipment Reducer
1. It is blended by 2 single phase reducers and has all the virtues of them. And you can get greater ratio with it.
2. The versions of25/30,25/40,thirty/forty,30/fifty,30163,forty/75,40/ninety,50/one hundred ten,sixty three/130,63/one hundred fifty, are in common use.
3. You can choose25,30,forty,fifty,sixty three,seventy five,90,one hundred ten,one hundred thirty,150 as blend models to blend in accordance to the truth of your specific demands.

Worm Equipment Velocity Reducer Structure Look at:

Worm Equipment Pace Reducer Product & Marker:

Dimensions:

NMRV571 Speed Reducer:

NRV speed reducer

NRV-NMRV Pace Reducer:
NMRV-NMRV Velocity Reducer:

NMRV-NMRV Mounting Positions:

Manufacture Photo:

Principal Tools

Organization Data

FAQProcess Of An Order:
1.You should check out item comprehensive information above.
A. Product/Measurement B. Transmission Ratio C. Shaft Path D. Buy Amount.
2.Our Export Services Group will make contact with you with a quotation file 3 several hours following our staff get your enquiry.
three.When you make sure you an buy, our staff will validate with you about color, deal, technique of payment and supply,
then a sales contract will be sent to you to validate.
four.Packing: Carton and Wood Case.
Any concern, you should really don’t hesitate to speak to us. Thank you!

Worm gear reducer

A worm gear reducer is a gear reducer that uses a worm gear train to reduce the required force. Unlike traditional gear reducers, these units are small and require low horsepower ratings. This reduces their efficiency, but their low cost and compact design help make up for this shortcoming. However, these gear reducers have some drawbacks, including their tendency to lock up when reversing.
worm_reducer

high efficiency

High-efficiency worm reducers are ideal for applications where high performance, repeatability, and accuracy are critical. It consists of an input hypoid gear and an output hypoid bevel gear. The input worm rotates perpendicular to the output worm, so for every revolution of the input worm, the output gear makes one revolution. This arrangement reduces friction (another source of energy loss) in a high-efficiency worm gear to at least two arc minutes.
Compared with worm gear reducers, hypoid gearmotors offer several advantages, including lower operating costs and higher efficiency. For example, hypoid gear motors can transmit more torque even at high reduction ratios. Also, they are more efficient than worm gear reducers, which means they can produce the same output with a smaller motor.
In recent years, the efficiency of worm gear reducers has been dramatically improved. Manufacturers have made great strides in materials, design, and manufacturing. New designs, including dual-enveloping worm gear reducers, increase efficiency by 3 to 8 percent. These improvements were made possible through countless hours of testing and development. Worm gear reducers also offer lower initial costs and higher overload capability than competing systems.
Worm gear reducers are popular because they provide maximum reduction in a small package. Their compact size makes them ideal for low to medium-horsepower applications and they are reticent. They also offer higher torque output and better shock load tolerance. Finally, they are an economical option to reduce the device’s power requirements.

low noise

Low-noise worm gear reducers are designed to reduce noise in industrial applications. This type of reducer uses fewer bearings and can work in various mounting positions. Typically, a worm reducer is a single-stage unit with only one shaft and one gear. Since there is only one gear, the noise level of the worm gear reducer will be lower than other types.
A worm gear reducer can be integrated into the electric power steering system to reduce noise. Worm reducers can be made and from many different materials. The following three-stage process will explain the components of a low-noise worm reducer.
Worm gear reducers can be mounted at a 90-degree angle to the input worm shaft and are available with various types of hollow or solid output shafts. These reducers are especially beneficial for applications where noise reduction is essential. They also have fewer parts and are smaller than other types of reducers, making them easier to install.
Worm gear reducers are available from various manufacturers. Due to their widespread availability, gear manufacturers maintain extensive inventories of these reducers. The worm gear ratio is standard, and the size of the worm gear reducer is universal. Also, worm gear reducers do not need to be sized for a specific purpose, unlike other load interruptions.
worm_reducer

pocket

A worm gear reducer is a transmission mechanism with a compact structure, large transmission ratio, and self-locking function under certain conditions. The worm gear reducer series products are designed with American technology and have the characteristics of stable transmission, strong bearing capacity, low noise, and compact structure. In addition, these products can provide a wide range of power supplies. However, these worm reducers are prone to leaks, usually caused by design flaws.
Worm gear reducers are available in single-stage and double-stage. The first type consists of an oil tank that houses the worm gear and bearings. The second type uses a worm gear with a sleeve for the first worm gear.
When choosing a gear reducer, it is essential to choose a high-quality unit. Improper gear selection can cause rapid wear of the worm gear. While worm gear reducers are generally durable, their degree of wear depends on the selection and operating conditions. For example, overuse, improper assembly, or working in extreme conditions can lead to rapid wear.
Worm reducers reduce speed and torque. Worm gears can be used to reduce the speed of rotating machines or inertial systems. Worm gears are a type of bevel gear, and their meshing surfaces have great sliding force. Because of this, worm gears can carry more weight than spur gears. They are also harder to manufacture. However, the high-quality design of the worm gear makes it an excellent choice for applications requiring high torque and high-speed rotation.
Worm gears can be manufactured using three types of gears. For large reduction ratios, the input and output gears are irreversible. However, the worm reducer can be constructed with multiple helices. The multi-start worm drive also minimizes braking effects.

Self-locking function

The worm reducer is self-locking to prevent the load from being driven back to the ground. The self-locking function is achieved by a worm that meshes with the rack and pinion. When the load reaches the highest position, the reverse signal is disabled. The non-locking subsystem back-drives the load to its original position, while the self-locking subsystem remains in its uppermost position.
The self-locking function of the worm reducer is a valuable mechanical feature. It helps prevent backing and saves the cost of the braking system. Additionally, self-locking worm gears can be used to lift and hold loads.
The self-locking worm gear reducer prevents the drive shaft from driving backward. It works with the axial force of the worm gear. A worm reducer with a self-locking function is a very efficient machine tool.
Worm gear reducers can be made with two or four teeth. Single-ended worms have a single-tooth design, while double-ended worms have two threads on the cylindrical gear. A multi-boot worm can have up to four boots. Worm reducers can use a variety of gear ratios, but the main advantage is their compact design. It has a larger load capacity than a cross-shaft helical gear mechanism.
The self-locking function of the worm reducer can also be used for gear sets that are not necessarily parallel to the shaft. It also prevents backward travel and allows forward travel. The self-locking function is achieved by a ratchet cam arranged around the gear member. It also enables selective coupling and decoupling between gear members.
worm_reducer

high gear ratio

Worm reducers are an easy and inexpensive way to increase gear ratios. These units consist of two worm gears – an input worm gear and an output worm gear. The input worm rotates perpendicular to the output worm gear, which also rotates perpendicular to itself. For example, a 5:1 worm gearbox requires 5 revolutions per worm gear, while a 60:1 worm gearbox requires 60 revolutions. However, this arrangement is prone to inefficiency since the worm gear experiences only sliding friction, not rolling friction.
High-reduction applications require many input revolutions to rotate the output gear. Conversely, low input speed applications suffer from the same friction issues, albeit with a different amount of friction. Worms that spin at low speeds require more energy to maintain their movement. Worm reducers can be used in many types of systems, but only some are suitable for high-speed applications.
Worm gears are challenging to produce, but the envelope design is the best choice for applications requiring high precision, high efficiency, and minimal backlash. Envelope design involves modifying gear teeth and worm threads to improve surface contact. However, this type of worm gear is more expensive to manufacture.
Worm gear motors have lower initial meshing ratios than hypoid gear motors, which allows the use of smaller motors. So a 1 hp worm motor can achieve the same output as a 1/2 hp motor. A study by Nissei compared two different types of geared motors, comparing their power, torque, and gear ratio. The results show that the 1/2 HP hypoid gear motor is more efficient than the worm gear motor despite the same output.
Another advantage of the worm gear reducer is the low initial cost and high efficiency. It offers high ratios and high torque in a small package, making it ideal for low to medium-horsepower applications. Worm gear reducers are also more shock-resistant.
China Best Sales RV Series Worm Gear Reducer Small Reduction Gearbox     with Hot selling		China Best Sales RV Series Worm Gear Reducer Small Reduction Gearbox     with Hot selling
editor by czh