Product Description
Best Prices Fast Delivery HangZhou Advance Marine Gearbox HCD800 with CCS
HangZhou Advance Gearbox Group Co., Ltd. is specialized in designing and manufacturing transmissions and powder metallurgical products, which is 1 of major high- and new-tech enterprises in China.
The Company with the former name “HangZhou Gearbox Works” was founded in 1960. Approved by State Economy and Trade Commission, the Company was restructured into a liability limited company with diversified state shares in 2001 and in 2008 the Company was restructured into a joint-stock limited company.The Company has been listed on ZheJiang Stock Exchange since October 2571. Located by the south bank of Qiantang River, the Company owns 568,000 area, 2600-odd employees, 19 affiliated companies. The Company is awarded as “Leading Company in China Industry Area”, “Top 500 in China Machinery Industry”, “Top 500 Competitive Big Enterprise and Big Group in China”. Technology Center of the Company was awarded as state-level technology center. The “Key Technology and Industrialization of High-end Heavy Gear Transmission” was awarded as Second Prize of National Prize for Progress in Science and Technology
Marine Gearbox HCD800 possesses functions of speed reduction, ahead and astern clutching and bearing propeller thrust. It is designed of vertically offset and one-stage transmission, featuring in compact in structure, large in ratio, and convenient in dis- and reassembly and maintenance.
| Input speed | 600-1800r/min | ||
| Reduction ratio | 3.0,3.429,3.960,4.167,4.391 | Trans. capacity | 0.625kw/r/min |
| 4.905 | 0.588kw/r/min | ||
| 5.474 | 0.551kw/r/min | ||
| 5.889 | 0.515kw/r/min | ||
| Control way | Push-and-pull flexible shaft, electrically, pneumatically | ||
| Rated thrust | 110KN | ||
| Center distance | 450mm | ||
| L×W×H | mm | ||
| Net weight | 2200kg | ||
| Flywheel | SAE21,18,16 | ||
| Bell housing | SAE00,0 | ||
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| Application: | Marine |
|---|---|
| Function: | Speed Reduction |
| Layout: | Cycloidal |
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Step: | Double-Step |
| Customization: | Available | Customized Request |
|---|

Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes
In planetary gearboxes, the arrangement of shafts plays a crucial role in determining the gearbox’s overall structure and functionality. The two common shaft arrangements are coaxial and parallel configurations:
Coaxial Shaft Arrangement: In a coaxial arrangement, the input shaft and output shaft are positioned along the same axis, resulting in a compact and streamlined design. The planetary gears and other components are aligned concentrically around the central axis, allowing for efficient power transmission and reduced space requirements. Coaxial planetary gearboxes are commonly used in applications where space is limited, and a compact form factor is essential. They are often employed in robotics, automotive systems, and aerospace mechanisms.
Parallel Shaft Arrangement: In a parallel arrangement, the input and output shafts are positioned parallel to each other but on different axes. The planetary gears are aligned in a way that allows the power to be transmitted from the input shaft to the output shaft via a combination of meshing gears. This arrangement allows for a larger gear diameter and higher torque transmission capabilities. Parallel planetary gearboxes are often used in applications requiring high torque and heavy-duty performance, such as industrial machinery, construction equipment, and material handling systems.
The choice between coaxial and parallel shaft arrangements depends on the specific requirements of the application. Coaxial configurations are favored for compactness and efficient power transmission, while parallel configurations excel in handling higher torque and heavy loads. Both arrangements offer distinct advantages and are chosen based on factors like available space, torque demands, load characteristics, and overall system design.

Advantages of Backlash Reduction Mechanisms in Planetary Gearboxes
Backlash reduction mechanisms in planetary gearboxes offer several advantages that contribute to improved performance and precision:
Improved Positioning Accuracy: Backlash, or the play between gear teeth, can lead to positioning errors in applications where precise movement is crucial. Reduction mechanisms help minimize or eliminate this play, resulting in more accurate positioning.
Better Reversal Characteristics: Backlash can cause a delay in reversing the direction of motion. With reduction mechanisms, the reversal is smoother and more immediate, making them suitable for applications requiring quick changes in direction.
Enhanced Efficiency: Backlash can lead to energy losses and reduced efficiency due to the impacts between gear teeth. Reduction mechanisms minimize these impacts, improving overall power transmission efficiency.
Reduced Noise and Vibration: Backlash can contribute to noise and vibration in gearboxes, affecting both the equipment and the surrounding environment. By reducing backlash, the noise and vibration levels are significantly decreased.
Better Wear Protection: Backlash can accelerate wear on gear teeth, leading to premature gearbox failure. Reduction mechanisms help distribute the load more evenly across the teeth, extending the lifespan of the gearbox.
Enhanced System Stability: In applications where stability is crucial, such as robotics and automation, backlash reduction mechanisms contribute to smoother operation and reduced oscillations.
Compatibility with Precision Applications: Industries such as aerospace, medical equipment, and optics require high precision. Backlash reduction mechanisms make planetary gearboxes suitable for these applications by ensuring accurate and reliable motion.
Increased Control and Performance: In applications where control is critical, such as CNC machines and robotics, reduction mechanisms provide better control over the motion and enable finer adjustments.
Minimized Error Accumulation: In systems with multiple gear stages, backlash can accumulate, leading to larger positioning errors. Reduction mechanisms help minimize this error accumulation, maintaining accuracy throughout the system.
Overall, incorporating backlash reduction mechanisms in planetary gearboxes leads to improved accuracy, efficiency, reliability, and performance, making them essential components in precision-driven industries.

Examples of High Torque and Compact Design Applications for Planetary Gearboxes
Planetary gearboxes excel in applications where high torque output and a compact design are essential. Here are some scenarios where these characteristics are crucial:
- Automotive Transmissions: In modern vehicles, planetary gearboxes are used in automatic transmissions to efficiently transmit engine power to the wheels. The compact size of planetary gearboxes allows for integration within the limited space of a vehicle’s transmission housing.
- Robotics: Planetary gearboxes are utilized in robotic arms and joints, where compactness is essential to maintain the robot’s overall size while providing the necessary torque for precise and controlled movement.
- Conveyor Systems: Conveyor belts in industries like material handling and manufacturing often require high torque to move heavy loads. The compact design of planetary gearboxes allows them to be integrated into the conveyor system’s framework.
- Wind Turbines: Wind turbine applications demand high torque to convert low wind speeds into sufficient rotational force for power generation. The compact design of planetary gearboxes helps optimize space within the turbine’s nacelle.
- Construction Machinery: Heavy equipment used in construction, such as excavators and loaders, rely on planetary gearboxes to provide the necessary torque for digging and lifting operations without adding excessive weight to the machinery.
- Marine Propulsion: Planetary gearboxes play a crucial role in marine propulsion systems by efficiently transmitting high torque from the engine to the propeller shaft. The compact design is particularly important in the limited space of a ship’s engine room.
These examples highlight the significance of planetary gearboxes in applications where both high torque output and a compact footprint are vital considerations. Their ability to deliver efficient torque conversion within a small space makes them well-suited for a wide range of industries and machinery.


editor by CX 2024-05-15