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
P series gear motor is composed with two-stage or three-stage gears. Input shaft and output shaft is parallel.
Mounting position: footed mounting, flange mounting, shaft mounting etc.
Technical data:
output speed: 10 ~ 752 rpm
rated output torque:10 ~ 20000 Nm
motor power: 0.12 ~ 200 KW
Detailed Photos
Product Parameters
| Product features | |||||||
| 1. P series parallel shaft helical gear motor are the perfect solution when installation space is limited under the same permitted torque. | |||||||
| 2. Little vibration and low noise, with high transmission efficiency. | |||||||
| 3. The many different sizes and designs ensure that the gearmotors can be used in a wide variety of applications even under the most unfavorable conditions,typically used in conveyor and materials processing applications. | |||||||
| 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, NSK….. | ||||||
| Brand of oil seal | CTY— ZheJiang or other brands requested | ||||||
| P —- series parallel shaft helical gear motor | |||||||
| P-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) | ||
| P37 | 25k6 | 112h13 | 110/160 | 0.12~3 | 3.88~130 | 240 | 10~374 |
| P47 | 30k6 | 128.1h13 | 130/200 | 0.12~3 | 9.15~622 | 435 | 2.2~157 |
| P57 | 35k6 | 136h13 | 180/250 | 0.12~5.5 | 5.21~200 | 605 | 6.5~276 |
| P67 | 40k6 | 159.5h13 | 180/250 | 0.18~5.5 | 4.14~225 | 830 | 5.7~360 |
| P77 | 50k6 | 200h13 | 230/300 | 0.25~11 | 4.28~280 | 1720 | 3.1~336 |
| P87 | 60m6 | 246.7h13 | 250/350 | 0.37~22 | 4.13~1300 | 3060 | 1.1~356 |
| P97 | 70m6 | 285h13 | 350/450 | 1.1~30 | 4.52~253 | 4400 | 3.6~131 |
| P107 | 90m6 | 332.4h13 | 350/450 | 1.1~45 | 6.29~253 | 8990 | 2.7~236 |
| P127 | 110m6 | 382.6h13 | 450/550 | 4.0~90 | 4.84~176 | 13800 | 4.2~316 |
| P157 | 120m6 | 447h13 | 550/660 | 5.5~200 | 12.5~207 | 25710 | 3.3~125 |
| P 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) | ||
| P37D17 | 25k6 | 112h13 | 110/160 | 0.12~0.18 | 129~322 | 190 | 4~10 |
| P47D17 | 30k6 | 128.1h13 | 130/200 | 0.12~0.18 | 178~622 | 400 | 2.2~7.4 |
| P57D37 | 35k6 | 136h13 | 180/250 | 0.12~0.37 | 134~967 | 615 | 1.4~10 |
| P67D37 | 40k6 | 159.5h13 | 180/250 | 0.12~0.55 | 175~1429 | 900 | 0.9~8 |
| P77D37 | 50k6 | 200h13 | 230/300 | 0.12~0.75 | 280~2613 | 1690 | 0.51~4.9 |
| P87D57 | 60m6 | 246.7h13 | 250/350 | 0.12~1.5 | 249~4954 | 3070 | 0.28~5.7 |
| P97D57 | 70m6 | 285h13 | 350/450 | 0.12~2.2 | 363~7348 | 4390 | 0.19~3.9 |
| P107D77 | 90m6 | 332.4h13 | 350/450 | 0.12~4.0 | 255~14767 | 9630 | 0.09~5.6 |
| P127D77 | 110m6 | 382.6h13 | 450/550 | 0.12~5.5 | 376~22323 | 13500 | 0.06-3.8 |
| P127D87 | 110m6 | 382.6h13 | 450/550 | 5.5~11 | 166~418 | 13500 | 3.4~8.7 |
| P157D97 | 120m6 | 447h13 | 550/660 | 0.55~11 | 197~6295 | 19710 | 0.22~7.3 |
Remarks: please refer to our catalogue or ask for sales man when your technical requirements is special.
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.
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What are the Noise Levels Associated with Worm Gearboxes?
The noise levels associated with worm gearboxes can vary depending on several factors, including the design, quality, operating conditions, and maintenance of the gearbox. Here are some key points to consider:
- Design and Quality: Well-designed and high-quality worm gearboxes tend to produce lower noise levels. Factors such as gear tooth profile, precision manufacturing, and proper alignment can contribute to reduced noise.
- Gear Engagement: The way the worm and worm wheel engage and mesh with each other can impact noise levels. Proper tooth contact and alignment can help minimize noise during operation.
- Lubrication: Inadequate or improper lubrication can lead to increased friction and wear, resulting in higher noise levels. Using the recommended lubricant and maintaining proper lubrication levels are important for noise reduction.
- Operating Conditions: Operating the gearbox within its specified load and speed limits can help prevent excessive noise generation. Overloading or operating at high speeds beyond the gearbox’s capabilities can lead to increased noise.
- Backlash: Excessive backlash or play between the gear teeth can lead to impact noise as the teeth engage. Proper backlash adjustment can help mitigate this issue.
- Maintenance: Regular maintenance, including gear inspection, lubrication checks, and addressing any wear or damage, can help keep noise levels in check.
It’s important to note that while worm gearboxes can produce some noise due to the nature of gear meshing, proper design, maintenance, and operation can significantly reduce noise levels. If noise is a concern for your application, consulting with gearbox manufacturers and experts can provide insights into selecting the right gearbox type and implementing measures to minimize noise.

Worm Gearboxes in Conveyor Systems: Benefits and Considerations
Worm gearboxes play a crucial role in conveyor systems, offering several benefits and considerations for their effective integration:
- Space Efficiency: Worm gearboxes have a compact design, making them suitable for applications with limited space, such as conveyor systems.
- High Reduction Ratios: Worm gearboxes can achieve high reduction ratios in a single stage, allowing for slower conveyor speeds without sacrificing torque.
- Self-Locking: Worm gearboxes have inherent self-locking properties, preventing the conveyor from moving when the motor is not actively driving it.
- Directional Control: Worm gearboxes facilitate directional control, enabling the conveyor to move forward or reverse as needed.
- Low Noise: Worm gearboxes often produce lower noise levels compared to other gearbox types, contributing to quieter conveyor operation.
However, there are also considerations to keep in mind when using worm gearboxes in conveyor systems:
- Efficiency: Worm gearboxes may have lower mechanical efficiency compared to some other gearbox types, leading to energy losses.
- Heat Generation: Worm gearboxes can generate more heat due to sliding contact between the worm and gear, necessitating proper cooling mechanisms.
- Lubrication: Proper lubrication is critical to prevent wear and ensure efficient operation. Regular maintenance is required to monitor lubrication levels.
- Load and Speed: Worm gearboxes are well-suited for applications with high torque and low to moderate speed requirements. They may not be optimal for high-speed conveyors.
Before integrating a worm gearbox into a conveyor system, it’s important to carefully consider the specific requirements of the application, including load, speed, space constraints, and efficiency needs. Consulting with gearbox experts and manufacturers can help ensure the right choice for the conveyor’s performance and longevity.

Preventing Backlash in a Worm Gearbox
Backlash in a worm gearbox can lead to reduced accuracy, positioning errors, and decreased overall efficiency. Here are steps to prevent or minimize backlash:
- High-Quality Components: Use high-quality worm gears and worm wheels with tight manufacturing tolerances. Precision components will help reduce backlash.
- Proper Meshing: Ensure the worm gear and worm wheel are properly aligned and meshed. Improper meshing can lead to increased backlash.
- Preload: Applying a small amount of preload to the worm gear can help reduce backlash. However, excessive preload can increase friction and wear.
- Anti-Backlash Mechanisms: Consider using anti-backlash mechanisms, such as spring-loaded systems or adjustable shims, to compensate for any inherent backlash.
- Lubrication: Proper lubrication can reduce friction and play a role in minimizing backlash. Use a lubricant that provides good film strength and reduces wear.
- Maintenance: Regularly inspect and maintain the gearbox to identify and address any changes in backlash over time.
It’s important to strike a balance between reducing backlash and maintaining smooth operation. Consulting with gearbox experts and following manufacturer guidelines will help you optimize your worm gearbox’s performance while minimizing backlash.


editor by lmc 2024-11-28