China Standard High Torque 12V 100 Rpm 5kg Reversible DC Worm Gear Motor with high quality

Merchandise Description



Electricity: 10 ~ 1000W


Voltage: DC 12V / 24V / 36V / 48V / 110V/ 220V


Scope of software: it gives energy for tiny automation products, and is ideal for automobile, home appliances, market and other fields.


The motor versions are full and optional, which can be custom-made according to requirements.

Speed controller and wireless controller can be used with each other with motor

Major employs of the motor: robot, Do-it-yourself, leisure equipment, curtain device, rooster oven, duck oven, garage doorway, billboard motor, intelligent products, and so on


Product Description

two. Area of Origin:ZheJiang , China
3.Model Title:JMLISHEN
four.Utilization:Electric powered Bicycle, Admirer, Home Equipment, Sensible Property, Sliding door ,computerized door,roller shutter door
5.Sort:Gear MOTOR
6.Construction:Permanent Magnet
7.Materials of gear:Copper or plastic
eight.Voltage:DC12V 24V 36V 42V 48V 60V
9.Speed(RPM):one hundred eighty RPM
11.Load pace:one hundred fifty RPM             
12.Load current:<4.5 A
13.Load torque:>4.5 N.m
14.  Commutation:Brush

Thorough Photos




Q: Are you buying and selling business or producer ?

A: We are Integration of industry and trade, with more than twenty many years experience in DC worm gear motor. Our organization have amassed expert creation line, comprehensive management and powerful investigation assistance, which could match all of the customers’ specifications and make them satisfaction.



Q: What is your principal product?


-DC Motor: Equipment motor, Sq. motor, Stepped motor, and Micro motor



Q: What if I never know which DC motor I require?

A: Don’t be concerned, Send as significantly details as you can, our crew will help you find the correct 1 you are hunting for.



Q: What is your phrases of payment ?

A: Payment=1000USD, thirty% T/T in advance ,harmony prior to shippment.

If you have an additional query, pls feel totally free to contact us as under:



Q: How to supply:

A: By sea – Customer appoint forwarder, or our sales staff uncover suited forwarder for purchasers.


By air – Buyer offer you collect convey account, or our sales group discover ideal categorical for consumers. (Largely for sample)

Other individuals – Truly,samples ship by DHL,UPS, TNT and Fedex and so forth. We organize to shipping products to some area from China appointed by customers.



Q: How prolonged is your supply time?

A: Usually it is 5-10 days if the goods are in inventory. or it is 15-twenty days if the merchandise are not in stock, it is in accordance to quantity.


100W huge torque DC worm equipment and worm reduction motor

How to Decide on a Worm Shaft and Equipment For Your Task

You will learn about axial pitch PX and tooth parameters for a Worm Shaft 20 and Gear 22. Detailed data on these two elements will assist you choose a appropriate Worm Shaft. Read through on to discover far more….and get your fingers on the most advanced gearbox at any time created! Right here are some guidelines for deciding on a Worm Shaft and Gear for your task!…and a few issues to maintain in thoughts.
worm shaft

Equipment 22

The tooth profile of Gear 22 on Worm Shaft twenty differs from that of a conventional gear. This is simply because the tooth of Equipment 22 are concave, allowing for greater interaction with the threads of the worm shaft 20. The worm’s lead angle brings about the worm to self-lock, stopping reverse motion. Nevertheless, this self-locking system is not fully dependable. Worm gears are employed in quite a few industrial apps, from elevators to fishing reels and automotive power steering.
The new gear is mounted on a shaft that is secured in an oil seal. To install a new equipment, you very first need to take away the aged equipment. Subsequent, you require to unscrew the two bolts that maintain the equipment on to the shaft. Subsequent, you must take away the bearing carrier from the output shaft. Once the worm equipment is removed, you need to have to unscrew the retaining ring. Soon after that, install the bearing cones and the shaft spacer. Make positive that the shaft is tightened appropriately, but do not above-tighten the plug.
To stop premature failures, use the appropriate lubricant for the kind of worm gear. A high viscosity oil is needed for the sliding action of worm gears. In two-thirds of programs, lubricants have been insufficient. If the worm is flippantly loaded, a minimal-viscosity oil may be adequate. In any other case, a high-viscosity oil is needed to maintain the worm gears in good issue.
Yet another choice is to range the amount of teeth all around the gear 22 to minimize the output shaft’s velocity. This can be carried out by placing a distinct ratio (for case in point, 5 or 10 occasions the motor’s speed) and modifying the worm’s dedendum accordingly. This method will reduce the output shaft’s velocity to the preferred stage. The worm’s dedendum need to be tailored to the wanted axial pitch.

Worm Shaft 20

When deciding on a worm gear, take into account the subsequent things to take into account. These are high-functionality, minimal-sound gears. They are resilient, minimal-temperature, and prolonged-long lasting. Worm gears are widely utilized in many industries and have quite a few benefits. Outlined underneath are just some of their benefits. Read through on for far more data. Worm gears can be tough to sustain, but with suitable maintenance, they can be very reliable.
The worm shaft is configured to be supported in a frame 24. The size of the frame 24 is determined by the center distance among the worm shaft twenty and the output shaft sixteen. The worm shaft and gear 22 might not appear in get in touch with or interfere with 1 another if they are not configured correctly. For these reasons, appropriate assembly is crucial. Nevertheless, if the worm shaft twenty is not appropriately mounted, the assembly will not operate.
Another important consideration is the worm substance. Some worm gears have brass wheels, which might cause corrosion in the worm. In addition, sulfur-phosphorous EP equipment oil activates on the brass wheel. These components can result in significant loss of load floor. Worm gears must be installed with high-quality lubricant to prevent these problems. There is also a need to choose a material that is high-viscosity and has minimal friction.
Pace reducers can incorporate numerous various worm shafts, and every pace reducer will need diverse ratios. In this circumstance, the speed reducer manufacturer can supply distinct worm shafts with different thread styles. The diverse thread patterns will correspond to distinct gear ratios. No matter of the equipment ratio, every single worm shaft is produced from a blank with the desired thread. It will not be difficult to find one that fits your demands.
worm shaft

Gear 22’s axial pitch PX

The axial pitch of a worm gear is calculated by utilizing the nominal middle distance and the Addendum Element, a constant. The Centre Distance is the distance from the center of the equipment to the worm wheel. The worm wheel pitch is also referred to as the worm pitch. Both the dimension and the pitch diameter are taken into thing to consider when calculating the axial pitch PX for a Equipment 22.
The axial pitch, or lead angle, of a worm gear establishes how successful it is. The higher the lead angle, the significantly less effective the gear. Direct angles are immediately relevant to the worm gear’s load capability. In certain, the angle of the direct is proportional to the length of the stress spot on the worm wheel tooth. A worm gear’s load capacity is right proportional to the volume of root bending stress launched by cantilever action. A worm with a lead angle of g is almost equivalent to a helical equipment with a helix angle of ninety deg.
In the existing creation, an enhanced approach of producing worm shafts is described. The strategy involves deciding the desired axial pitch PX for each reduction ratio and body dimension. The axial pitch is set up by a technique of producing a worm shaft that has a thread that corresponds to the preferred gear ratio. A equipment is a rotating assembly of components that are manufactured up of teeth and a worm.
In addition to the axial pitch, a worm gear’s shaft can also be produced from various components. The substance utilised for the gear’s worms is an crucial thought in its selection. Worm gears are usually manufactured of metal, which is more powerful and corrosion-resistant than other materials. They also call for lubrication and might have ground enamel to lessen friction. In addition, worm gears are typically quieter than other gears.

Equipment 22’s tooth parameters

A examine of Equipment 22’s tooth parameters revealed that the worm shaft’s deflection depends on different variables. The parameters of the worm equipment were assorted to account for the worm equipment measurement, force angle, and size aspect. In addition, the amount of worm threads was transformed. These parameters are varied based on the ISO/TS 14521 reference equipment. This review validates the designed numerical calculation product employing experimental final results from Lutz and FEM calculations of worm equipment shafts.
Utilizing the results from the Lutz take a look at, we can get the deflection of the worm shaft employing the calculation method of ISO/TS 14521 and DIN 3996. The calculation of the bending diameter of a worm shaft according to the formulas presented in AGMA 6022 and DIN 3996 display a great correlation with take a look at final results. Even so, the calculation of the worm shaft utilizing the root diameter of the worm makes use of a distinct parameter to calculate the equivalent bending diameter.
The bending stiffness of a worm shaft is calculated by way of a finite element model (FEM). Making use of a FEM simulation, the deflection of a worm shaft can be calculated from its toothing parameters. The deflection can be considered for a total gearbox program as stiffness of the worm toothing is regarded. And ultimately, dependent on this study, a correction factor is developed.
For an excellent worm equipment, the number of thread starts off is proportional to the size of the worm. The worm’s diameter and toothing element are calculated from Equation 9, which is a formulation for the worm gear’s root inertia. The length among the principal axes and the worm shaft is identified by Equation fourteen.
worm shaft

Equipment 22’s deflection

To examine the effect of toothing parameters on the deflection of a worm shaft, we utilized a finite aspect method. The parameters deemed are tooth top, force angle, size issue, and quantity of worm threads. Each and every of these parameters has a different impact on worm shaft bending. Desk 1 displays the parameter variants for a reference equipment (Equipment 22) and a various toothing design. The worm gear dimension and amount of threads decide the deflection of the worm shaft.
The calculation approach of ISO/TS 14521 is based mostly on the boundary problems of the Lutz test set up. This technique calculates the deflection of the worm shaft utilizing the finite factor method. The experimentally calculated shafts have been in contrast to the simulation final results. The check final results and the correction issue ended up compared to verify that the calculated deflection is equivalent to the measured deflection.
The FEM investigation signifies the influence of tooth parameters on worm shaft bending. Equipment 22’s deflection on Worm Shaft can be discussed by the ratio of tooth pressure to mass. The ratio of worm tooth force to mass establishes the torque. The ratio between the two parameters is the rotational pace. The ratio of worm equipment tooth forces to worm shaft mass decides the deflection of worm gears. The deflection of a worm gear has an impact on worm shaft bending capacity, effectiveness, and NVH. The steady improvement of power density has been attained via advancements in bronze materials, lubricants, and producing top quality.
The principal axes of moment of inertia are indicated with the letters A-N. The a few-dimensional graphs are equivalent for the 7-threaded and one-threaded worms. The diagrams also demonstrate the axial profiles of every single gear. In addition, the principal axes of instant of inertia are indicated by a white cross.

China Standard High Torque 12V 100 Rpm 5kg Reversible DC Worm Gear Motor     with high qualityChina Standard High Torque 12V 100 Rpm 5kg Reversible DC Worm Gear Motor     with high quality