Product Description
| Product Description |
Our Gearbox has many items for your choosing and we can produce as per your drawing or sample to meet your special request
1. Large output torque
2. Safe, reliable, economical and durable
3. Stable transmission, quiet operation
4. High carrying ability
5. High modularization design, may equip with various outer power input conveniently. Same machine type may equip with various power motor. It is easy to realize the combination and junction between every machine type
6. Transmission ratio: Fine division, wide scope. The combined machine type may form very large transmission ratio, i. E. Output very low rotary speed.
7. Form of installation: The position to be installed is not limited.
8. High strength, compact the box body of high strength cast iron, gear and gear shaft adapts the gas carbonization, quenching and fine grinding process, therefore the bearing capacity of unit volume is high.
9. Long life: Under the condition of correct type chosen(including choosing suitable operation parament ) normal operation and maintenance, the life if main parts speed reducer(except wearing parts)should not be less than 20000 hours. The wearing parts include lubricating oil, oil seal and bearing.
10. Low noise: Because main parts of speed reducer are processed, and tested critically, therefore the noise of speed reducer is low.
11.Our gear box have reached the advance international level, can replace the same kind of products imported.
HC400
Engine Speed:1000~1800RPM
L*W*H: 843*950*890mm Net Weight:820kg
Bell Housing: SAE 0, 1 Flange: SEA 14, 16, 18
Options/Comments: PTO device available; Mechanical or electrical remote control
Centre distance: 264mm
Recommend engine: CAT3412TA; TBD604BL6…
Note: The “Rate” is based on toothed rubber blocks coupling, if use high-flexible coupling, “Rate” will rise 8%
Rated propeller thrust: 82KN
|
Ratio |
1.50 |
1.77 |
2.04 |
2.50 |
3.25 |
3.42 |
4.06 |
4.61 |
4.94 |
|
Rate(hp/rpm) |
0.41 |
0.35 |
0.236 |
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HC300
Engine Speed:750~2500RPM
L*W*H: 798*930*918mm Net Weight:700kg
Bell Housing: SAE 0, 1 Flange: SEA 14, 16, 18
Options/Comments: Mechanical or electrical remote control
Centre distance: 264mm
Recommend engine: KTA19-M600 TBD234V12
Note: The “Rate” is based on toothed rubber blocks coupling, if use high-flexible coupling, “Rate” will rise 8%
Rated propeller thrust: 50KN
|
Ratio |
1.50 |
2.04 |
2.23 |
3.00 |
3.53 |
4.10 |
4.61 |
4.94 |
5.44 |
|
Rate(hp/rpm) |
0.35 |
0.272 |
0.25 |
0.20 |
0.177 |
||||
HC1000
Engine Speed:600~1900RPM
L*W*H: 1082*1120*990mm Net Weight:7700kg
CHINAMFG Housing: Flange: SEA 18, 21
Options/Comments: Mechanical or electrical remote control
Centre distance: 335mm
Recommend engine: CW6200ZC,6210ZL…
Note: The “Rate” is based on toothed rubber blocks coupling, if use high-flexible coupling, “Rate” will rise 8%
Rated propeller thrust: 110KN
|
Ratio |
2.00 |
2.50 |
3.04 |
3.48 |
3.59 |
4.06 |
|
Rate(hp/rpm) |
1.0 |
0.884 |
||||
HangZhou CHINAMFG Industry Co., Ltd. is a specialized supplier of a full range of chains, sprockets, gears, gear racks, v belt pulley, timing pulley, V-belts, couplings, machined parts and so on.
Due to our CHINAMFG in offering best service to our clients, understanding of your needs and overriding sense of responsibility toward filling ordering requirements, we have obtained the trust of buyers worldwide. Having accumulated precious experience in cooperating with foreign customers, our products are selling well in the American, European, South American and Asian markets. Our products are manufactured by modern computerized machinery and equipment. Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria.
With many years’ experience in this line, we will be trusted by our advantages in competitive price, one-time delivery, prompt response, on-hand engineering support and good after-sales services.
Additionally, all our production procedures are in compliance with ISO9001 standards. We also can design and make non-standard products to meet customers’ special requirements. Quality and credit are the bases that make a corporation alive. We will provide best services and high quality products with all sincerity. If you need any information or samples, please contact us and you will have our soon reply.
FAQ:
Q1: Are you trading company or manufacturer ?
A: We are factory.
Q2: How long is your delivery time and shipment?
1.Sample Lead-times: generally 10 workdays.
2.Production Lead-times: 20-40 workdays after getting your deposit.
Q3. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery.
Q4: What is your advantages?
1. Manufacturer,the most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.
4. Rich stock and quick delivery.
Q5. If you can’t find the product on our website,what do you next?
Please send us inquiry with product pictures and drawings by email or other ways and we’ll check.
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| Application: | Machinery, Marine, Agricultural Machinery |
|---|---|
| Function: | Speed Changing |
| Layout: | Cycloidal |
| Samples: |
US$ 120/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|
Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Calculating Gear Ratio in a Worm Reducer
The gear ratio in a worm reducer is determined by the number of teeth on the worm wheel (also known as the worm gear) and the number of threads on the worm shaft. The gear ratio formula for a worm reducer is:
Gear Ratio = Number of Teeth on Worm Wheel / Number of Threads on Worm Shaft
For example, if the worm wheel has 60 teeth and the worm shaft has a single thread, the gear ratio would be 60:1.
It’s important to note that worm reducers have an inherent self-locking property due to the angle of the worm threads. As a result, the gear ratio also affects the mechanical advantage and the system’s ability to resist backdriving.
When calculating the gear ratio, ensure that the worm reducer is properly designed and that the gear ratio aligns with the desired mechanical characteristics for your application. Additionally, consider factors such as efficiency, load capacity, and speed limitations when selecting a gear ratio for a worm reducer.
Energy Efficiency of a Worm Gearbox: What to Expect
The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:
- Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
- Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
- Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
- Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
- Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.
When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.
Lubrication Requirements for a Worm Gearbox
Lubrication is crucial for maintaining the performance and longevity of a worm gearbox. Here are the key considerations for lubricating a worm gearbox:
- Type of Lubricant: Use a high-quality, high-viscosity lubricant specifically designed for worm gearboxes. Worm gearboxes require lubricants with additives that provide proper lubrication and prevent wear.
- Lubrication Interval: Follow the manufacturer’s recommendations for lubrication intervals. Regularly check the gearbox’s temperature and oil condition to determine the optimal frequency of lubrication.
- Oil Level: Maintain the proper oil level to ensure effective lubrication. Too little oil can lead to insufficient lubrication, while too much oil can cause overheating and foaming.
- Lubrication Points: Identify all the lubrication points on the gearbox, including the worm and wheel gear surfaces. Apply the lubricant evenly to ensure complete coverage.
- Temperature: Consider the operating temperature of the gearbox. Some lubricants have temperature limits, and extreme temperatures can affect lubricant viscosity and performance.
- Cleanliness: Keep the gearbox and the surrounding area clean to prevent contaminants from entering the lubricant. Use proper filtration and seals to maintain a clean environment.
- Monitoring: Regularly monitor the gearbox’s temperature, noise level, and vibration to detect any signs of inadequate lubrication or other issues.
Proper lubrication will reduce friction, wear, and heat generation, ensuring smooth and efficient operation of the worm gearbox. Always refer to the manufacturer’s guidelines for lubrication specifications and intervals.
editor by CX 2024-01-09