China high quality RV Double Worm Gear Reducer with AC Electric Motor 380V 50Hz with Great quality

Item Description

Detailed Images




Product Description

one. Housing: Die-cast Aluminium Alloy Gearbox (RV571~RV090)Solid Iron Gearbox (RV110~RV150)
two. Worm Wheel: Wearable Tin Bronze Alloy, Aluminum Bronze Alloy
3. Worm Shaft: 20Cr Metal, carburizing, quenching, grinding, surface area hardness 56-62HRC, .3-.5mm remaining carburized
layer soon after specific grinding
four. Input Configurations:
Geared up with Electrical Motors (AC Motor, Brake Motor, DC Motor, Servo Motor)
IEC-normalized Motor Flange
Reliable Shaft Enter
Worm Shaft Tail Extension Input
five. Output Configurations:
Keyed Hollow Shaft Output
Hollow Shaft with Output Flange
Plug-in Reliable Shaft Output

Hollow Shaft Input with IEC-normalized Motor Flange
Sound Shaft Enter


Solution Parameters

Technical Info

Ratio: 5, 7.5, 10, 15, 20, twenty five, 30, 40, fifty, sixty, eighty, 100
Flange Mounted
Foot Mounted
Torque Arm Mounted
Grease Lubrication
Oil-bath and Splash Lubrication
Natural Cooling





Organization Profile

Xihu (West Lake) Transmission Tools Co., Ltd. positioned HangZhou metropolis, ZHangZhoug, as 1 specialist producer
and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox , AC motor and relative spare
elements, owns rich encounter in this line for several several years.

We are 1 direct manufacturing facility, with innovative generation equipment, the sturdy development staff and generating
ability to offer quality merchandise for customers.

Our goods widely served to various industries of Metallurgy, Chemical substances, lifting,mining,Petroleum,textile,medicine,wood etc. Main markets: China, Africa,Australia,Vietnam, Turkey,
Japan, Korea, Philippines…

Welcome to inquire us any concerns, very good offer always for you for prolonged expression enterprise.



Q: Are you buying and selling firm or maker?
A: We are manufacturing facility.

Q: How lengthy is your supply time?
A: Generally it is 5-ten times if the merchandise are in inventory. or it is fifteen-twenty days if the products are not in inventory.

Q: Can we get 1 computer of each and every product for top quality testing?
A: Of course, we are glad to acknowledge demo purchase for high quality tests.

Q:How to select a gearbox which meets your necessity?
A:You can refer to our catalogue to select the gearbox or we can assist to select when you supply
the technological information of needed output torque, output speed and motor parameter and so forth.

Q: What information shall we give before placing a purchase get?
A:a) Type of the gearbox, ratio, enter and output kind, enter flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase amount.
d) Other specific demands.

How to Pick the Proper Worm Shaft

You may possibly be curious to know how to select the right Worm Shaft. In this write-up, you will learn about worm modules with the very same pitch diameter, Double-thread worm gears, and Self-locking worm travel. After you have selected the appropriate Worm Shaft, you will discover it less complicated to use the tools in your home. There are a lot of advantages to choosing the right Worm Shaft. Go through on to understand far more.
worm shaft

Concave form

The concave condition of a worm’s shaft is an essential characteristic for the style of a worm gearing. Worm gearings can be identified in a wide variety of styles, and the simple profile parameters are obtainable in professional and firm literature. These parameters are utilized in geometry calculations, and a variety of the proper worm gearing for a specific application can be based mostly on these specifications.
The thread profile of a worm is outlined by the tangent to the axis of its principal cylinder. The enamel are formed in a straight line with a marginally concave form alongside the sides. It resembles a helical gear, and the profile of the worm itself is straight. This type of gearing is often utilised when the amount of enamel is higher than a specific restrict.
The geometry of a worm gear is dependent on the kind and manufacturer. In the earliest days, worms had been manufactured equivalent to straightforward screw threads, and could be chased on a lathe. During this time, the worm was usually created with straight-sided resources to create threads in the acme plane. Later, grinding techniques improved the thread finish and decreased distortions ensuing from hardening.
When a worm gearing has numerous teeth, the pitch angle is a essential parameter. A greater pitch angle boosts efficiency. If you want to improve the pitch angle without escalating the quantity of tooth, you can substitute a worm pair with a distinct variety of thread starts off. The helix angle have to increase although the middle length remains consistent. A larger pitch angle, nonetheless, is nearly by no means utilized for electricity transmissions.
The least variety of gear teeth relies upon on the angle of pressure at zero gearing correction. The diameter of the worm is d1, and is primarily based on a recognized module worth, mx or mn. Usually, greater values of m are assigned to more substantial modules. And a smaller sized quantity of enamel is named a minimal pitch angle. In circumstance of a reduced pitch angle, spiral gearing is utilised. The pitch angle of the worm equipment is more compact than ten degrees.
worm shaft

Numerous-thread worms

Multi-thread worms can be divided into sets of 1, two, or four threads. The ratio is decided by the amount of threads on each and every set and the variety of enamel on the apparatus. The most typical worm thread counts are 1,2,4, and 6. To uncover out how many threads you have, depend the start and conclude of each and every thread and divide by two. Employing this method, you will get the proper thread count each time.
The tangent plane of a worm’s pitch profile modifications as the worm moves lengthwise along the thread. The guide angle is greatest at the throat, and decreases on both sides. The curvature radius r” may differ proportionally with the worm’s radius, or pitch angle at the regarded stage. Therefore, the worm sales opportunities angle, r, is increased with diminished inclination and decreases with growing inclination.
Multi-thread worms are characterized by a continual leverage in between the equipment surface and the worm threads. The ratio of worm-tooth surfaces to the worm’s length may differ, which allows the wormgear to be adjusted in the very same path. To enhance the gear speak to in between the worm and gear, the tangent relationship in between the two surfaces is optimum.
The effectiveness of worm equipment drives is mostly dependent on the helix angle of the worm. Several thread worms can boost the effectiveness of the worm equipment generate by as much as 25 to fifty% when compared to one-thread worms. Worm gears are manufactured of bronze, which minimizes friction and heat on the worm’s tooth. A specialised equipment can lower the worm gears for greatest effectiveness.

Double-thread worm gears

In a lot of various programs, worm gears are employed to drive a worm wheel. These gears are distinctive in that the worm are not able to be reversed by the power applied to the worm wheel. Simply because of their self-locking properties, they can be utilised to prevent reversing motion, although this is not a trusted operate. Purposes for worm gears incorporate hoisting products, elevators, chain blocks, fishing reels, and automotive power steering. Since of their compact dimensions, these gears are often used in purposes with limited area.
Worm sets generally show much more use than other sorts of gears, and this means that they need much more limited make contact with patterns in new areas. Worm wheel enamel are concave, generating it challenging to evaluate tooth thickness with pins, balls, and equipment tooth calipers. To measure tooth thickness, even so, you can evaluate backlash, a measurement of the spacing among enamel in a equipment. Backlash can range from one particular worm gear to yet another, so it is critical to verify the backlash at numerous factors. If the backlash is various in two locations, this suggests that the enamel might have various spacing.
One-thread worm gears supply large speed reduction but decrease performance. A multi-thread worm gear can offer substantial performance and substantial speed, but this will come with a trade-off in terms of horsepower. Nonetheless, there are a lot of other purposes for worm gears. In addition to large-duty programs, they are usually used in gentle-obligation gearboxes for a selection of features. When used in conjunction with double-thread worms, they let for a sizeable speed reduction in one particular step.
Stainless-steel worm gears can be utilized in damp environments. The worm equipment is not susceptible to rust and is ideal for damp and damp environments. The worm wheel’s sleek surfaces make cleaning them simple. However, they do need lubricants. The most typical lubricant for worm gears is mineral oil. This lubricant is designed to defend the worm generate.
worm shaft

Self-locking worm drive

A self-locking worm generate prevents the system from transferring backward when the motor stops. A dynamic self-locking worm travel is also achievable but does not contain a keeping brake. This variety of self-locking worm drive is not prone to vibrations, but may possibly rattle if unveiled. In addition, it could call for an additional brake to preserve the system from relocating. A good brake may possibly be required for security.
A self-locking worm drive does not let for the interchangeability of the pushed and driving gears. This is as opposed to spur gear trains that let equally to interchange positions. In a self-locking worm drive, the driving equipment is usually engaged and the driven equipment remains stationary. The generate mechanism locks instantly when the worm is operated in the wrong way. Numerous sources of details on self-locking worm gears consist of the Machinery’s Handbook.
A self-locking worm travel is not tough to build and has a excellent mechanical edge. In reality, the output of a self-locking worm push can’t be backdriven by the input shaft. DIYers can construct a self-locking worm generate by modifying threaded rods and off-the-shelf gears. However, it is easier to make a ratchet and pawl mechanism, and is substantially significantly less expensive. However, it is important to understand that you can only generate a single worm at a time.
Another benefit of a self-locking worm drive is the simple fact that it is not attainable to interchange the input and output shafts. This is a significant reward of utilizing these kinds of a system, as you can attain large equipment reduction without having growing the dimension of the gear box. If you’re considering about getting a self-locking worm gear for a distinct software, think about the subsequent suggestions to make the appropriate option.
An enveloping worm gear set is greatest for applications demanding large accuracy and efficiency, and minimum backlash. Its enamel are shaped in a different way, and the worm’s threads are modified to boost surface area contact. They are much more expensive to manufacture than their one-start off counterparts, but this sort is best for purposes where precision is vital. The worm travel is also a fantastic option for heavy trucks simply because of their huge measurement and large-torque potential.

China high quality RV Double Worm Gear Reducer with AC Electric Motor 380V 50Hz     with Great qualityChina high quality RV Double Worm Gear Reducer with AC Electric Motor 380V 50Hz     with Great quality