Product Description
Company Profiles
ZHangZhoug Xihu (West Lake) Dis.hai Reducer is a leading manufacturer of gear motor and gearbox.
Since 1991, we have specialized in manufacturing a wide range of gear motor and gear box including:
- helical gear motor
- helical bevel gear motor
- parallel shaft helical gear motor
- helical worm gear motor
- hoist drive
- heavy-duty helical gearbox
- heavy-duty helical bevel gearbox
- gear motor for car parking system
- sprial bevel gearbox
Product Description
Product Description
E series gear motor is combined with helical gear and worm gear. It is 90° for input and output shaft.
Mounting position: footed mounting, flange mounting and shaft mounting etc.
Technical data:
Output speed:0.12~397rpm
Rated output torque:10~4200N*m
Motor power: 0.12~22KW
Product Parameters
| Product features | |||||||
| 1. Economical operation, low noise and high permitted overhung loads. | |||||||
| 2. Due to their outstanding efficiency, these drives can be used in every industrial sector and tailored to individual torque and speed requirements. | |||||||
| General Technical data | |||||||
| Housing material | HT250 high-strength cast iron | ||||||
| Housing hardness | HBS190-240 | ||||||
| Pinion material | 20CrMnTiH | ||||||
| Gear material | 20CrMnTiH | ||||||
| Surface hardness of gears | HRC58°~62 ° | ||||||
| Gear core hardness | HRC33~40 | ||||||
| Input /output shaft material | 40CrMnTiH | ||||||
| Input / Output shaft hardness | HRC25~30 | ||||||
| Machining precision of gears | accurate grinding, 6~7 Grade | ||||||
| Lubricating oil | GB L-CKC220 | ||||||
| Heat treatment | tempering, cementiting, quenching, etc. | ||||||
| Efficiency | 94%~96% (depends on the transmission stage) | ||||||
| Noise (MAX) | 60~68dB | ||||||
| Temp. rise (MAX) | 40°C | ||||||
| Temp. rise (Oil)(MAX) | 50°C | ||||||
| Vibration | ≤20µm | ||||||
| Backlash | ≤20Arcmin | ||||||
| Brand of bearings | China Top brand C&U,LYC,TMB or other brands requested, | ||||||
| Brand of oil seal | CTY— ZheJiang or other brands requested | ||||||
| E —- series helical-worm gear motor | |||||||
| S-series single stages | |||||||
| Model | Output Shaft Dia. | Center Height | Output Flange Dia. | Power | Ratio | Permitted Torque | Output Speed |
| Solid (mm) | (mm) | (mm) | (kw) | (Nm) | (RPM) | ||
| E37 | 20k6 | 80j6 | 80/120 | 0.12~1.5 | 6.72~160 | 105 | 8.4~397 |
| E47 | 25k6 | 100j6 | 110/160 | 0.12~1.5 | 7.5~212 | 190 | 6.6~192 |
| E57 | 30k6 | 112j6 | 130/200 | 0.18~3.0 | 7.5~212 | 340 | 6.5~194 |
| E67 | 35k6 | 140j6 | 130/200 | 0.25~5.5 | 7.45~215 | 565 | 6~189 |
| E77 | 45k6 | 180j6 | 180/250 | 0.37~7.5 | 7.9~257 | 1200 | 3.5~177 |
| E87 | 60m6 | 225h6 | 250/350 | 0.55~15 | 8.52~277 | 2600 | 1.0~171 |
| E97 | 70m6 | 280h6 | 350/450 | 1.5~22 | 8.26~282 | 4185 | 4.9~177 |
| E- series double stages | |||||||
| Model | Output Shaft Dia. | Center Height | Output Flange Dia. | Power | Ratio | Permitted Torque | Output Speed |
| Solid (mm) | (mm) | (mm) | (kw) | (Nm) | (RPM) | ||
| E37D17 | 20k6 | 80j13 | 80/120 | 0.12 | 110~202 | 89 | 6.8~13 |
| E47D17 | 25k6 | 100j13 | 110/160 | 0.12~0.18 | 180~438 | 255 | 3.2~7.4 |
| E57D17 | 30k6 | 112j13 | 130/200 | 0.12~0.25 | 131~655 | 311 | 2.1~9.9 |
| E67D37 | 35k6 | 140j13 | 130/200 | 0.12~0.37 | 246~1363 | 600 | 1.0~5.6 |
| E77D37 | 45k6 | 180j13 | 180/250 | 0.12~1.1 | 219~3540 | 1230 | 0.39~6.4 |
| E87D57 | 60m6 | 225h13 | 250/350 | 0.12~1.5 | 205~7643 | 2810 | 0.18~6.9 |
| E97D57 | 70m6 | 280h13 | 350/450 | 0.12~3.0 | 179~11267 | 4420 | 0.12~7.7 |
Company Profile
ZHangZhoug Xihu (West Lake) Dis.hai Reducer Co., LTD is professionally manufacturing gear motor and gear box, with more than 20+years experience,
And an industrial and trading company have been set up in ZheJiang , known as “ZheJiang Teguosi Transmission Equipment Co., Ltd”, and shorten as ” DHC•TGS”, mainly researching and developing high-quality transmission equipment, providing complete sets of equipment for the global intelligent industry in accordance with European standards, National standards and Enterprise standards.
Our products had been Certified by CE,CCC,CQC,XT.
As a leading brand of domestic transmission equipment, it is also a National High-tech Enterprise, a director of the China Heavy Machinery Industry Association, and a Parking Equipment Working Committee and a Bridge Crane Professional Committee.
Your reliable supplier ,we assure you the utmost reliability and security for both product and services
Our Advantages
Our Advantages: Your professional supplier with 30+years experience
Widely Used In Different Industries (Application)
Package
Plastic bag + wooden carton
FAQ
FAQ
1.Q:What kinds of gearbox can you produce for us?
A:Main products of our company: E, D, T, and P series helical gear motor and
hoist drive
heavy-duty helical gearbox
heavy-duty helical bevel gearbox
gear motor for car parking system
sprial bevel gearbox
more than 1 hundred models and thousands of specifications
2.Q: How long is your delivery time?
A:Generally it is 5-10 days if the parts are in stock. or it is 15-40 days if the parts are not in stock.
3.Q: What is your MOQ?
A:1 Set
4.Q: :Can you make as per custom drawing?
A:Yes, we offer customized service for customers.
If you have any demand for our products please feel free to contact me. /* October 22, 2571 15:47:17 */(()=>{function d(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Self-Locking Properties in a Worm Gearbox
Yes, worm gearboxes exhibit self-locking properties, which can be advantageous in certain applications. Self-locking refers to the ability of a mechanism to prevent the transmission of motion from the output shaft back to the input shaft when the system is at rest. Worm gearboxes inherently possess self-locking properties due to the unique design of the worm gear and worm wheel.
The self-locking behavior arises from the angle of the helix on the worm shaft. In a properly designed worm gearbox, the helix angle of the worm is such that it creates a mechanical advantage that resists reverse motion. When the gearbox is not actively driven, the friction between the worm threads and the worm wheel teeth creates a locking effect.
This self-locking feature makes worm gearboxes particularly useful in applications where holding a load in position without external power is necessary. For instance, they are commonly used in situations where there’s a need to prevent a mechanism from backdriving, such as in conveyor systems, hoists, and jacks.
However, it’s important to note that while self-locking properties can be beneficial, they also introduce some challenges. The high friction between the worm gear and worm wheel during self-locking can lead to higher wear and heat generation. Additionally, the self-locking effect can reduce the efficiency of the gearbox when it’s actively transmitting motion.
When considering the use of a worm gearbox for a specific application, it’s crucial to carefully analyze the balance between self-locking capabilities and other performance factors to ensure optimal operation.

Worm Gearbox Applications in Robotics and Automation
Worm gearboxes play a crucial role in various robotics and automation applications due to their unique characteristics and benefits. Here are some common applications where worm gearboxes are used:
- Robotic Arm Movement: Worm gearboxes are employed in robotic arms to provide precise and controlled movement. The self-locking property of worm gearboxes helps maintain the arm’s position without requiring additional brakes.
- Conveyor Systems: In automated production lines, worm gearboxes are used to drive conveyor belts and move materials or products along assembly lines with accuracy.
- Precision Positioning: Worm gearboxes are used in precision positioning systems, such as those found in pick-and-place robots and CNC machines. They ensure accurate and repeatable movements.
- Pan and Tilt Mechanisms: Worm gearboxes are utilized in pan and tilt mechanisms of surveillance cameras, robotic cameras, and sensors. The self-locking feature helps stabilize and maintain the desired angle.
- Automated Gates and Doors: Worm gearboxes are used in automated gate and door systems to control their opening and closing movements smoothly and safely.
- Material Handling: Robots in warehouses and distribution centers use worm gearboxes to manipulate and lift objects, enhancing efficiency in material handling.
- Medical Robotics: Worm gearboxes are employed in medical robots for surgical procedures, diagnostic equipment, and rehabilitation devices, ensuring precise and controlled movements.
- Industrial Robots: Industrial robots rely on worm gearboxes for various tasks, including welding, painting, assembly, and packaging, where precise movements are essential.
- Automated Testing Equipment: In testing and inspection applications, worm gearboxes provide the necessary movement and positioning for accurate testing and measurements.
- Food and Beverage Industry: Worm gearboxes are used in automated food processing and packaging systems, ensuring hygienic and precise movement of products.
Worm gearboxes are preferred in these applications due to their compact size, high torque output, self-locking feature, and ability to provide a right-angle drive. However, selecting the right gearbox requires considering factors such as load, speed, efficiency, and environmental conditions.

Advantages of Using a Worm Reducer in Mechanical Systems
Worm reducers offer several advantages that make them suitable for various mechanical systems:
- High Gear Reduction Ratio: Worm gearboxes provide significant speed reduction, making them ideal for applications that require a high gear reduction ratio without the need for multiple gears.
- Compact Design: Worm reducers have a compact and space-saving design, allowing them to be used in applications with limited space.
- Self-Locking: Worm gearboxes exhibit self-locking properties, which means that the worm screw can prevent the worm wheel from reversing its motion. This is beneficial for applications where the gearbox needs to hold a load in place without external braking mechanisms.
- Smooth and Quiet Operation: Worm gearboxes operate with a sliding motion between the teeth, resulting in smoother and quieter operation compared to some other types of gearboxes.
- High Torque Transmission: Worm gearboxes can transmit high torque levels, making them suitable for applications that require powerful torque output.
- Heat Dissipation: The sliding action between the worm screw and the worm wheel contributes to heat dissipation, which can be advantageous in applications that generate heat during operation.
- Stable Performance: Worm reducers offer stable and reliable performance, making them suitable for continuous operation in various industrial and mechanical systems.
Despite these advantages, it’s important to note that worm gearboxes also have limitations, such as lower efficiency compared to other gear types due to the sliding motion and potential for higher heat generation. Therefore, selecting the appropriate type of gearbox depends on the specific requirements and constraints of the application.


editor by lmc 2024-11-29