Tag Archives: jgy370

China Best Sales 370 Micro Dc 4632 Worm Gear Motor JGY370 High Quality 6V 12V 24V 210RPM Brush Electric Max Load Torque 25kg,cm All Metal Gear with Hot selling

Our Advantages Products Description BrandXinyongtai /Customer’s BrandModelJGY-370NameDC Worm Geared MotorVoltage6V / 12V / 24VPower1-3WNo-load Speed6-210RPMElectric Current600mAProduct Shaft Diameter6MM (Can be customise)Product Shaft Length14MMMaximum Torque25KG.CMWeight160g(APPROX)Whether to adjust the speedYesWhether forward or reverseYes Model:XYT-JGY-370- 0571 Reduction ratioNo-LoadRated LoadStallRated Voltage (V)Speed (RPM ±10%)Current (A)Speed (RPM ±10%)Current (A)Torque (Kg,cm)Power(W)Torque (Kg.cm)Current (A)4061500.157100. 0571 .1040.625.001.05251.8Model:XYT-JGY-370-126012420.51331.27527.615.571619.340121500.061000. 0571 engineer recommends: Recommended that the load not exceed 25KG,CM Manufacturer kindly suggestion1) If the load more than the rated torque, the motor will be damaged.2) If you connect the voltage less than the rated voltage, Supply 4JG2 transmission for CZPT TFR54 D-Max 4×4 Gearbox -Diesel the rated torque will be reduced. 3) Please tell us real load ,so we can choose the best match torque motor for you . If you are using the product normally, the torque does not exceed the rated torque.Motor life: 10,000 hoursGearbox life: 2000 hours More Products Application of product Why Choose US? Certifications Company Profile Review & Contact FAQ Q1: Are you a Manufacturer or a Trading Company? A:We are a professional manufacturer with over 11 years of experience, and have a complete supply chain from parts processing to finished products. Q2: How is your Quality Control? A: We have professional checking staff on every production line process. After finishing the whole motor, we have the entire quality machine to test the motor. Such as Hardness Tester, Low Price Gearbox Speed Reducer Industrial Automatic Car Gearbox 2.5D Image Tester, Salt Spray Chamber, Life Tester, Temperature Test Machine, and Noise tester etc. Q3: How about Sample order? A: Sample is available for you. please contact us for details. Once we charge you sample fee,please feel easy, it would be refund when you place formal order.Q4: How long is the producing and shipping? A: 1. Delivery timedepends on the quantity you order. usually it takes 7-15 working days. 2. Regular type products can be shipped within 3 workingdays, Hot Selling Heavy Duty JIS-SNATCH BLOCK’s SNATCH BLOCK Made in Korea Professional Sypply Snatch Block and other customized samples can be shipped within 7-10 working days. Q5: When will you reply after got my inquiries? A: Ourcustomer service is online 24 hours, looking forward to your inquiry.

What Is a Worm Gear Reducer?

If you have never seen a worm gear reducer before, you're missing out! Learn more about these incredible gears and their applications by reading this article! In addition to worm gear reducers, learn about worms and how they're made. You'll also discover what types of machines can benefit from worm gears, such as rock crushers and elevators. The following information will help you understand what a worm gear reducer is and how to find one in your area.
worm shaft

Typical worm shaft

A typical worm has two shafts, one for advancing and one for receding, which form the axial pitch of the gear. Usually, there are eight standard axial pitches, which establish a basic dimension for worm production and inspection. The axial pitch of the worm equals the circular pitch of the gear in the central plane and the master lead cam's radial pitch. A single set of change gears and one master lead cam are used to produce each size of worm.
Worm gear is commonly used to manufacture a worm shaft. It is a reliable and efficient gear reduction system that does not move when the power is removed. Typical worm gears come in standard sizes as well as assisted systems. Manufacturers can be found online. Listed below are some common materials for worm gears. There are also many options for lubrication. The worm gear is typically made from case hardened steel or bronze. Non-metallic materials are also used in light-duty applications.
A self-locking worm gear prevents the worm from moving backwards. Typical worm gears are generally self-locking when the lead angle is less than 11 degrees. However, this feature can be detrimental to systems that require reverse sensitivity. If the lead angle is less than four degrees, back-driving is unlikely. However, if fail-safe protection is a prerequisite, back-driving worm gears must have a positive brake to avoid reverse movement.
Worm gears are often used in transmission applications. They are a more efficient way to reduce the speed of a machine compared to conventional gear sets. Their reduced speed is possible thanks to their low ratio and few components. Unlike conventional gear sets, worm gears require less maintenance and lower mechanical failure than a conventional gear set. While they require fewer parts, worm gears are also more durable than conventional gear sets.
There are two types of worm tooth forms. Convex and involute helicoids have different types of teeth. The former uses a straight line to intersect the involute worm generating line. The latter, on the other hand, uses a trapezoid based on the central cross section of the root. Both of these tooth forms are used in the production of worms. And they have various variations in pitch diameter.
worm shaft

Types of worms

Worms have several forms of tooth. For convenience in production, a trapezoid-based tooth form is used. Other forms include an involute helicoidal or a convolute worm generating a line. The following is a description of each type. All types are similar, and some may be preferred over others. Listed below are the three most common worm shaft types. Each type has its own advantages and disadvantages.
Discrete versus parallel axis: The design of a worm gear determines its ratio of torque. It's a combination of two different metals - one for the worm and one for the wheel - which helps it absorb shock loads. Construction equipment and off-road vehicles typically require varying torques to maneuver over different terrain. A worm gear system can help them maneuver over uneven terrain without causing excessive wear.
Worm gear units have the highest ratio. The sliding action of the worm shaft results in a high self-locking torque. Depending on the angle of inclination and friction, a worm gear can reach up to 100:1! Worm gears can be made of different materials depending on their inclination and friction angle. Worm gears are also useful for gear reduction applications, such as lubrication or grinding. However, you should consider that heavier gears tend to be harder to reverse than lighter ones.
Metal alloy: Stainless steel, brass, and aluminum bronze are common materials for worm gears. All three types have unique advantages. A bronze worm gear is typically composed of a combination of copper, zinc, and tin. A bronze shaft is more corrosive than a brass one, but it is a durable and corrosion-resistant option. Metal alloys: These materials are used for both the worm wheel.
The efficiency of worm gears depends on the assembly conditions and the lubricant. A 30:1 ratio reduces the efficiency to 81:1%. A worm gear is more efficient at higher ratios than an helical gear, but a 30:1 ratio reduces the efficiency to 81%. A helical gear reduces speed while preserving torque to around 15% of the original speed. The difference in efficiency between worm gear and helical gear is about half an hour!

Methods of manufacturing worm shafts

Several methods of manufacturing worm shafts are available in the market. Single-pointed lathe tools or end mills are the most popular methods for manufacturing worms. These tools are capable of producing worms with different pressure angles depending on their diameter, the depth of thread, and the grinding wheel's diameter. The diagram below shows how different pressure angles influence the profile of worms manufactured using different cutting tools.
The method for making worm shafts involves the process of establishing the proper outer diameter of a common worm shaft blank. This may include considering the number of reduction ratios in a family, the distance between the worm shaft and the gear set center, as well as the torques involved. These processes are also referred to as 'thread assembly'. Each process can be further refined if the desired axial pitch can be achieved.
The axial pitch of a worm must match the circular pitch of the larger gear. This is called the pitch. The pitch diameter and axial pitch must be equal. Worms can be left-handed or right-handed. The lead, which refers to the distance a point on the thread travels during one revolution of the worm, is defined by its angle of tangent to the helix on the pitch of the cylinder.
Worm shafts are commonly manufactured using a worm gear. Worm gears can be used in different applications because they offer fine adjustment and high gear reduction. They can be made in both standard sizes and assisted systems. Worm shaft manufacturers can be found online. Alternatively, you can contact a manufacturer directly to get your worm gears manufactured. The process will take only a few minutes. If you are looking for a manufacturer of worm gears, you can browse a directory.
Worm gears are made with hardened metal. The worm wheel and gear are yellow in color. A compounded oil with rust and oxidation inhibitors is also used to make worm gears. These oils adhere to the shaft walls and make a protective barrier between the surfaces. If the compounded oil is applied correctly, the worm gear will reduce the noise in a motor, resulting in a smoother performance.
worm shaft

applications for worm gear reducers

Worm gears are widely used in power transmission applications, providing a compact, high reduction, low-speed drive. To determine the torque ratio of worm gears, a numerical model was developed that makes use of the equation of displacement compatibility and the influence coefficient method, which provides fast computing. The numerical model also incorporates bending deflections of the gear surfaces and the mating surfaces. It is based on the Boussinesq theory, which calculates local contact deformations.
Worm gears can be designed to be right or left-handed, and the worm can turn either clockwise or counter-clockwise. An internal helical gear requires the same hand to operate both parts. In contrast, an external helical gear must be operated by the opposite hand. The same principle applies to worm gears in other applications. The torque and power transferred can be large, but worm gears are able to cope with large reductions in both directions.
Worm gears are extremely useful in industrial machinery designs. They reduce noise levels, save space, and give machines extra precision and fast-stopping capabilities. Worm gears are also available in compact versions, making them ideal for hoisting applications. This type of gear reducer is used in industrial settings where space is an issue. Its smaller size and less noise makes it ideal for applications that need the machine to stop quickly.
A double-throated worm gear offers the highest load capacity while still remaining compact. The double-throated version features concave teeth on both worm and gear, doubling the contact area between them. Worm gears are also useful for low to moderate-horsepower applications, and their high ratios, high output torque, and significant speed reduction make them a desirable choice for many applications. Worm gears are also quieter than other types of gears, reducing the noise and vibrations that they cause.
Worm gears have numerous advantages over other types of gears. They have high levels of conformity and can be classified as a screw pair within a lower-pair gear family. Worm gears are also known to have a high degree of relative sliding. Worm gears are often made of hardened steel or phosphor-bronze, which provides good surface finish and rigid positioning. Worm gears are lubricated with special lubricants that contain surface-active additives. Worm gear lubrication is a mixed lubrication process and causes mild wear and tear.

China Best Sales 370 Micro Dc 4632 Worm Gear Motor JGY370 High Quality 6V 12V 24V 210RPM Brush Electric Max Load Torque 25kg,cm All Metal Gear  with Hot sellingChina Best Sales 370 Micro Dc 4632 Worm Gear Motor JGY370 High Quality 6V 12V 24V 210RPM Brush Electric Max Load Torque 25kg,cm All Metal Gear  with Hot selling

EPT jgy370 datasheet sales China in Calabar Nigeria Coaxial Right Angle Planetary Reducer for Servo Motor with top quality

EPT  jgy370 datasheet  sales  China  in Calabar Nigeria   Coaxial Right Angle Planetary Reducer for Servo Motor with top quality

We - EPG Group the biggest gearbox & motors , couplings and gears factory in China with 5 different branches. For more details: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778083988828



(1) Low Noise:Under 65db.
(2) Low Backlash:Backlash is under 3 arcmin . Backlash for 2-stage speed reduction is with in 5 arcmin.
(3) High Efficiency:1-stage up to 95% or more,2-stage up to 92% or more.

(4) High Input Speed:Input speed allows for up to 8000RPM.

(5) High Torque:High torque output than that of conventional planetary gear reducers
(6) Maintenance-Free:Low grease wear,can be lifetime lubrication
(7) High Speed Reduction Ratio:Speed ratio is over 1/1000.



  1. Aerospace,military industry.
  2. Medical health,electronic information industry.
  3. ept robots,Production automation,CNC machine tool manufacturing industry.
  4. Motor,Textile,Printing,Food,Metallurgical.
  5. Environmental protection engineering,Warehouse logistics industry.



Rated output torque T2N Nm 1 3 20  55  130  208  342  588  1,140 
4 19  50  140  290  542  1,050  1,700 
5 22  60  160  330  650  1,200  2,000 
6 20  55  150  310  600  1,100  1,900 
7 19  35  140  300  550  1,100  1,800 
8 17  35  120  260  500  1,000  1,600 
10 14  37  95  220  370  800  1,220 
14 - 35  140  300  550  1,100  1,800 
20 - 37  95  220  370  800  1,220 
2 15 20  50  130  208  342  588  1,140 
20 19  60  140  290  542  1,050  1,700 
25 22  60  160  330  650  1,200  2,000 
30 22  60  160  330  650  1,200  2,000 
35 22  60  160  330  650  1,200  2,000 
40 22  60  160  330  650  1,200  2,000 
50 22  60  160  330  650  1,200  2,000 
60 22  60  160  330  650  1,200  2,000 
70 22  60  160  330  650  1,200  2,000 
80 22  60  160  330  650  1,200  2,000 
100 22  60  95  220  370  800  1,220 
120 - - 150  310  600  1,100  1,900 
140 - - 140  300  550  1,100  1,800 
160  - - 120  260  500  1,000  1,600 
200  - - 48  140  370  520  1,220 
MAX. output torqueT2B Nm 1,2 3~200 3 times of Nominal Output Torque
Rated input speed n1 rpm 1,2 3~200 5,000  5,000  4,000  4,000  3,000  3,000  2,000 
MAX.input speed n1B rpm 1,2 3~200 10,000  10,000  8,000  8,000  6,000  6,000  4,000 
Micro Backlash P0 arcmin 1 3~20 - - ≤2 ≤2 ≤2 ≤2 ≤2
2 15~200 - - ≤4 ≤4 ≤4 ≤4 ≤4
Precision Backlash P1 arcmin 1 3~20 ≤4 ≤4 ≤4 ≤4 ≤4 ≤4 ≤4
2 15~200 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7
Standard Backlash P2 arcmin 1 3~20 ≤6 ≤6 ≤6 ≤6 ≤6 ≤6 ≤6
2 15~200 ≤9 ≤9 ≤9 ≤9 ≤9 ≤9 ≤9
Torsional stiffness Nm/arcmin 1,2 3~200 3 7 14 25 50 145 225
Max.radial force F2rB² N 1,2 3~200 780  1,530  3,250  6,700  9,400  14,500  50,000 
MAX.axial force F2a1B² N 1,2 3~200 350  630  1,300  3,000  4,000  6,200  35,000 
MAX.axial force F2a2B² N 1,2 3~200 390  765  1,625  3,350  4,700  7,250  25,000 
Service life hr 1,2 3~200 20,000*
Work efficiency η % 1 3~20 ≥97
2 15~200 ≥94
Weight kg 1 3~20 0.9 2.1 6.4 13 24.5 51 83
2 15~200 1.2 1.5 7.8 14.2 27.5 54 95
Operating temperature ºC 1,2 3~200 -10ºC~+90ºC
Lubrication   1,2 3~200 Synthetic lubricating oil
Protection level   1,2 3~200 IP65
Installation direction   1,2 3~200 Any direction
Noise level(n1=3000rpm) dB 1,2 3~200 ≤61 ≤63 ≤65 ≤68 ≤70 ≤72 ≤74



HangZhou Qiandeyi Mechanical & Electrical Co., Ltd. is a subsidiary of ZheJiang  Jun Yi Machinery. Jun Yi  Machinery was founded in March 1972. The company specializes in the design, development and production of high-tech various geared motors and helical gear reducers, worm and worm gear reducers and planetary reducers. Our products sold to more than 30 countries around the world and win good reputation  and numerous awards in the overseas market for many years. In recent years, to achieve global production and provide excellent service,we set up subsidiary of production of planetary gear reducer in China.


1972:ZheJiang  Jun Yi Machinery is founded.
1989:It established a overseas branch company ATRUMP MACHINERY INC in Los Angeles
1995:Pass the ISO9002 Commodity certification. 
2003:Pass the ISO9001 quality certification and the European CE standard test which enabled the products to be sold in Europe
2013:The company set up subsidiary in China to achieve global production.


Wisdom Made In ATG,Wisdom The World.




(1) Can I be your agent?

Yes, welcome to deep cooperation. We have big promotion of ATG brand in the market now. For the details please contact me.

(2) Is OEM available?

Yes, OEM is available. We have professional designer to help your brand promotion.

(3) How can I get a sample to check your quality?

After price confirmation, you can require for samples to check our quality. Free for the samples, but you need to pay for the freight.

(4)What's your quality guarantee?

We have different kinds of products which can meet different quality standard.
Our QC department will test products before shipping. We have 100% quality guarantee to customers. We will be responsible for any quality problem.

(5) How about the delivery time?

The delivery time is depending on the products and the quantity. But generally, the delivery time for a container is about one month. 

Welcome to our company.

If any problem, feel free to leave message on the bottom of this page.


The use of original equipment manufacturer’s (OEM) part numbers or trademarks , e.g. CASE® and John Deere® are for reference purposes only and for indicating product use and compatibility. Our company and the listed replacement parts contained herein are not sponsored, approved, or manufactured by the OEM.

EPT  jgy370 datasheet  sales  China  in Calabar Nigeria   Coaxial Right Angle Planetary Reducer for Servo Motor with top quality

EPT  jgy370 datasheet  sales  China  in Calabar Nigeria   Coaxial Right Angle Planetary Reducer for Servo Motor with top quality