Shandong Huashou Transmission Technology Co., Ltd. is one of the leading manufacturers and suppliers of planetary final drive in China. With abundant experience, we are committed to providing high quality customized products with competitive price. Welcome to wholesale bulk durable planetary final drive in stock here from our factory. Also, pricelist is available.
What Is a Planetary Final Drive?
A planetary final drive is a reduction mechanism that uses multiple gears working around a central gear within the same gear system.
Compared with a conventional reduction arrangement, the planetary structure distributes the transmitted load across several gear contact points. In the HD80 configuration, this structure is integrated into the final drive housing, allowing the reduction mechanism to remain relatively compact.
For heavy machinery, this arrangement is useful when the final drive needs to handle substantial input power while installation space is limited.
The Planetary Final Drive design used here combines the reduction mechanism and supporting components into a compact drive assembly rather than spreading the reduction stages across separate housings.
Product Description
The HD80 receives power from the upstream drive system and reduces the input speed through its internal planetary gear arrangement. The specified transmission ratio is 60.5, while the rated input power reaches 588.4 kW at 2,200 rpm.
One reason to use a planetary arrangement is the way the gears share the working load. Multiple gear contact points work together inside the reduction mechanism instead of relying on one simple gear pair.
The housing is also designed around the requirements of heavy machinery. Thick alloy gears and reinforced bearings are used for continuous load-bearing operation, while the housing incorporates an internal buffer structure for repeated impact loads.
For a 600hp planetary final drive application, the actual machine input power and speed should be checked against the documented 588.4 kW / 2,200 rpm configuration.
The Planetary Final Drive can also be supplied with technical parameter adjustments when the customer's equipment requires a different configuration.
Product Parameters
|
Item |
Specification |
|
Model |
HD80 |
|
Product Type |
Hydrostatic Final Drive |
|
Gear Structure |
Integrated Planetary |
|
Transmission Ratio |
60.5 |
|
Rated Input Power |
588.4 kW |
|
Rated Input Speed |
2,200 rpm |
|
Gear Material |
Thick Alloy Gear |
|
Bearing Configuration |
Reinforced Bearings |
|
Housing |
Strengthened Housing |
|
Main Applications |
Heavy Machinery |
The source document specifies the transmission ratio, rated input power and rated input speed as the main numerical technical parameters.
Product Features
Planetary Reduction Structure
The HD80 uses a planetary gear arrangement in which multiple gears operate together within the reduction system.
01
Compact Arrangement
The planetary structure allows the reduction mechanism to occupy relatively little mounting space.
02
Alloy Gears
The drive uses thick alloy gears designed for heavy load conditions and continuous operation.
03
Reinforced Bearings
Reinforced bearings support the rotating parts during extended working periods.
04
Buffer Structure
The strengthened housing incorporates an internal buffer structure to deal with repeated impact loads generated during heavy machinery operation.
05
Product Advantages
The main reason for using the planetary configuration is to combine high reduction capability with a relatively compact structure.
For heavy machinery, available installation space around the final drive can be limited. The planetary arrangement allows the reduction mechanism to remain within a compact housing while still providing the specified 60.5 transmission ratio.
The gear teeth are finely processed to reduce unnecessary power loss during normal operation. Combined with reinforced bearings and thick alloy gears, the structure is intended for prolonged load-bearing work.
The strengthened housing is another useful part of the design. Heavy construction equipment can experience repeated impacts, and the internal buffer structure is intended to help the final drive handle these working conditions.
Customization Options
The manufacturer can adjust the technical parameters of the Planetary Final Drive according to different equipment models.
Customers can provide:
- Machine model
- Existing final drive model
- Rated input power
- Input rotational speed
- Required transmission ratio
- Installation dimensions
- Input connection
- Output connection
- Original product photos
- Technical drawings
- Required quantity
Inspection documents can also be supplied when needed for machinery assembly and customs clearance.
Product Applications
The HD80 can be considered for:
• Large excavator travel drives
• Heavy crane slewing mechanisms
• Heavy-duty vehicle wheel reducers
• Construction machinery
• Earthmoving equipment
• Heavy machinery drive systems
• Hydrostatic drive systems
• Final drive replacement projects
The supplied material specifically identifies large excavator travel drives, heavy crane slewing mechanisms and wheel-side reducers for heavy-duty vehicles as application areas.
For a planetary final drive unit replacement, the existing machine model and drive-system specifications should be checked before ordering.
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