China Professional Sat77 Torque Arm Mounted Helical-Worm Gear Gearbox with Great quality

Solution Description


Item Description

Item Characteristics

Large modular layout, biomimetic area with owned intellectual home appropriate.
Undertake German worm hob to approach the worm wheel.
With the particular gear geometry, it gets substantial torque, effectiveness and prolonged lifestyle circle.
It can accomplish the immediate mixture for 2 sets of gearbox.
Mounting method: foot mounted, flange mounted, torque arm mounted.
Output shaft: reliable shaft, hollow shaft.

Principal used for
Chemical industry and environmental defense
Metal processing
Constructing and development
Agriculture and foodstuff
Textile and leather
Forest and paper
Vehicle washing equipment

Thorough Pictures


Merchandise Parameters

Specialized info:


Our Positive aspects




Packaging & Delivery

Organization Profile

Xihu (West Lake) Transmission Gear Co., Ltd. located HangZhou town, ZHangZhoug, as 1 expert maker and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox , AC motor and relative spare components, owns wealthy expertise in this line for numerous a long time.

We are 1 direct factory, with advanced creation products, the robust advancement staff and making capability to offer good quality merchandise for consumers.

Our goods commonly served to numerous industries of Metallurgy, Substances, lifting,mining,Petroleum,textile,drugs,picket etc. Main marketplaces: China, Africa,Australia,Vietnam, Turkey,Japan, Korea, Philippines…

Welcome to question us any questions, excellent supply often for you for extended expression business.


Q: Are you investing company or company?
A: We are manufacturing unit.

Q: How long is your delivery time?
A: Usually it is 5-ten days if the products are in inventory. or it is fifteen-20 times if the merchandise are not in inventory.

Q: Can we get 1 laptop of every single item for good quality testing?
A: Yes, we are glad to take demo buy for good quality screening.

Q:How to decide on a gearbox which satisfies your requirement?
A:You can refer to our catalogue to choose the gearbox or we can help to pick when you give
the technical information of required output torque, output speed and motor parameter etc.

Q: What info shall we give before inserting a acquire buy?
A:a) Variety of the gearbox, ratio, input and output kind, enter flange, mounting position, and motor informationetc.
b) Housing shade.
c) Acquire quantity.
d) Other particular specifications.

How to Pick a Worm Shaft and Equipment For Your Venture

You will find out about axial pitch PX and tooth parameters for a Worm Shaft twenty and Gear 22. Detailed info on these two components will support you decide on a suited Worm Shaft. Read on to discover far more….and get your palms on the most advanced gearbox ever produced! Here are some guidelines for selecting a Worm Shaft and Equipment for your undertaking!…and a few factors to maintain in brain.
worm shaft

Gear 22

The tooth profile of Gear 22 on Worm Shaft twenty differs from that of a typical equipment. This is simply because the tooth of Equipment 22 are concave, allowing for greater conversation with the threads of the worm shaft 20. The worm’s lead angle triggers the worm to self-lock, avoiding reverse motion. Even so, this self-locking mechanism is not totally dependable. Worm gears are utilized in numerous industrial purposes, from elevators to fishing reels and automotive energy steering.
The new gear is put in on a shaft that is secured in an oil seal. To put in a new gear, you very first want to remove the outdated equipment. Next, you want to unscrew the two bolts that maintain the equipment on to the shaft. Next, you should take away the bearing carrier from the output shaft. Once the worm gear is eliminated, you need to have to unscrew the retaining ring. Following that, set up the bearing cones and the shaft spacer. Make sure that the shaft is tightened effectively, but do not in excess of-tighten the plug.
To avoid premature failures, use the right lubricant for the sort of worm equipment. A higher viscosity oil is needed for the sliding action of worm gears. In two-thirds of purposes, lubricants have been insufficient. If the worm is frivolously loaded, a low-viscosity oil could be ample. Otherwise, a substantial-viscosity oil is needed to keep the worm gears in great problem.
One more choice is to range the variety of teeth around the gear 22 to lessen the output shaft’s pace. This can be carried out by setting a certain ratio (for case in point, 5 or ten occasions the motor’s speed) and modifying the worm’s dedendum appropriately. This process will lessen the output shaft’s velocity to the sought after degree. The worm’s dedendum must be tailored to the wanted axial pitch.

Worm Shaft 20

When picking a worm gear, consider the following issues to consider. These are large-performance, lower-sounds gears. They are tough, low-temperature, and prolonged-lasting. Worm gears are extensively employed in many industries and have many benefits. Shown under are just some of their benefits. Go through on for more data. Worm gears can be tough to maintain, but with proper upkeep, they can be quite trustworthy.
The worm shaft is configured to be supported in a body 24. The size of the body 24 is decided by the heart distance in between the worm shaft 20 and the output shaft sixteen. The worm shaft and equipment 22 could not appear in contact or interfere with one particular yet another if they are not configured correctly. For these reasons, correct assembly is important. Nonetheless, if the worm shaft twenty is not effectively put in, the assembly will not perform.
One more important thing to consider is the worm materials. Some worm gears have brass wheels, which could result in corrosion in the worm. In addition, sulfur-phosphorous EP equipment oil activates on the brass wheel. These materials can lead to important reduction of load area. Worm gears should be put in with high-quality lubricant to prevent these troubles. There is also a need to choose a content that is large-viscosity and has low friction.
Speed reducers can consist of several various worm shafts, and every single velocity reducer will require distinct ratios. In this circumstance, the speed reducer manufacturer can provide various worm shafts with different thread patterns. The various thread designs will correspond to diverse gear ratios. Irrespective of the equipment ratio, each worm shaft is manufactured from a blank with the sought after thread. It will not be challenging to find one that matches your demands.
worm shaft

Equipment 22’s axial pitch PX

The axial pitch of a worm gear is calculated by employing the nominal centre distance and the Addendum Issue, a continuous. The Heart Length is the length from the center of the gear to the worm wheel. The worm wheel pitch is also called the worm pitch. Each the dimension and the pitch diameter are taken into consideration when calculating the axial pitch PX for a Equipment 22.
The axial pitch, or lead angle, of a worm gear determines how efficient it is. The higher the guide angle, the less successful the gear. Lead angles are immediately connected to the worm gear’s load capacity. In specific, the angle of the lead is proportional to the duration of the anxiety area on the worm wheel tooth. A worm gear’s load ability is directly proportional to the quantity of root bending stress launched by cantilever motion. A worm with a lead angle of g is virtually similar to a helical equipment with a helix angle of 90 deg.
In the present invention, an enhanced technique of manufacturing worm shafts is explained. The approach involves determining the preferred axial pitch PX for every single reduction ratio and frame dimensions. The axial pitch is set up by a method of producing a worm shaft that has a thread that corresponds to the sought after gear ratio. A equipment is a rotating assembly of areas that are produced up of teeth and a worm.
In addition to the axial pitch, a worm gear’s shaft can also be created from diverse resources. The content utilized for the gear’s worms is an critical thing to consider in its choice. Worm gears are usually made of steel, which is stronger and corrosion-resistant than other resources. They also need lubrication and may have floor teeth to decrease friction. In addition, worm gears are often quieter than other gears.

Equipment 22’s tooth parameters

A study of Equipment 22’s tooth parameters uncovered that the worm shaft’s deflection depends on numerous elements. The parameters of the worm equipment were assorted to account for the worm equipment dimensions, pressure angle, and dimensions element. In addition, the quantity of worm threads was modified. These parameters are varied primarily based on the ISO/TS 14521 reference gear. This research validates the designed numerical calculation design making use of experimental outcomes from Lutz and FEM calculations of worm gear shafts.
Using the results from the Lutz examination, we can obtain the deflection of the worm shaft making use of the calculation technique of ISO/TS 14521 and DIN 3996. The calculation of the bending diameter of a worm shaft according to the formulation given in AGMA 6022 and DIN 3996 display a excellent correlation with check results. Even so, the calculation of the worm shaft employing the root diameter of the worm uses a distinct parameter to estimate the equal bending diameter.
The bending stiffness of a worm shaft is calculated via a finite element design (FEM). Using a FEM simulation, the deflection of a worm shaft can be calculated from its toothing parameters. The deflection can be deemed for a complete gearbox technique as stiffness of the worm toothing is regarded as. And finally, primarily based on this research, a correction factor is produced.
For an best worm equipment, the quantity of thread begins is proportional to the measurement of the worm. The worm’s diameter and toothing issue are calculated from Equation 9, which is a formulation for the worm gear’s root inertia. The distance amongst the primary axes and the worm shaft is determined by Equation 14.
worm shaft

Equipment 22’s deflection

To review the effect of toothing parameters on the deflection of a worm shaft, we utilized a finite factor method. The parameters deemed are tooth peak, force angle, measurement issue, and quantity of worm threads. Every of these parameters has a diverse affect on worm shaft bending. Desk 1 displays the parameter versions for a reference gear (Equipment 22) and a various toothing model. The worm equipment dimensions and number of threads figure out the deflection of the worm shaft.
The calculation technique of ISO/TS 14521 is primarily based on the boundary situations of the Lutz check set up. This method calculates the deflection of the worm shaft employing the finite factor strategy. The experimentally measured shafts ended up when compared to the simulation outcomes. The check final results and the correction element had been compared to confirm that the calculated deflection is similar to the measured deflection.
The FEM analysis implies the impact of tooth parameters on worm shaft bending. Gear 22’s deflection on Worm Shaft can be described by the ratio of tooth force to mass. The ratio of worm tooth power to mass determines the torque. The ratio amongst the two parameters is the rotational velocity. The ratio of worm gear tooth forces to worm shaft mass decides the deflection of worm gears. The deflection of a worm gear has an influence on worm shaft bending ability, effectiveness, and NVH. The continuous growth of energy density has been accomplished by means of breakthroughs in bronze resources, lubricants, and producing good quality.
The principal axes of moment of inertia are indicated with the letters A-N. The three-dimensional graphs are equivalent for the seven-threaded and 1-threaded worms. The diagrams also show the axial profiles of every gear. In addition, the major axes of minute of inertia are indicated by a white cross.

China Professional Sat77 Torque Arm Mounted Helical-Worm Gear Gearbox     with Great qualityChina Professional Sat77 Torque Arm Mounted Helical-Worm Gear Gearbox     with Great quality