China OEM 321 Series Inline Planetary Gearbox Gear Reducer Replacement of CZPT sequential gearbox

Product Description

321 Series inline Planetary Gearbox Gear Reducer 321L1 321L2 321L3 321L4 321R4 replacement of CHINAMFG
 

Product Description

 

The 300L series and 300R series planetary gearboxes can be interchangeable with the following models of Trasmital Bonfiglioli

300L 1 300L 2 300L 3 300L 4 300R2 300R3 300R4
301L 1 301L 2 301L 3 301L 4 301R2 301R3 301R4
303L 1 303L 2 303L 3 303L 4 303R2 303R3 303R4
305L 1 305L 2 305L 3 305L 4 305R2 305R3 305R4
306L 1 306L 2 306L 3 306L 4 306R2 306R3 306R4
307L 1 307L 2 307L 3 307L 4 307R2 307R3 307R4
309L 1 309L 2 309L 3 309L 4 309R2 309R3 309R4
310L 1 310L 2 310L 3 310L 4 310R2 310R3 310R4
311L 1 311L 2 311L 3 311L 4 311R2 311R3 311R4
313L 1 313L 2 313L 3 313L 4 313R2 313R3 313R4
315L 1 315L 2 315L 3 315L 4   315R3 315R4
316L 1 316L 2 316L 3 316L 4   316R3 316R4
317L 1 317L 2 317L 3 317L 4   317R3 317R4
318L 1 318L 2 318L 3 318L 4     318R4
319L 1 319L 2 319L 3 319L 4     319R4
321L 1 321L 2 321L 3 321L 4     321R4

 

  • Torque range
    1,000 … 1,100,000 Nm (8,850 … 9,735,820 in-lb)

  • Gear ratios
    3.4 … 5,000

  • Transmissible Mechanical Power
    up to 1,050 kW

  • Brake options
    Hydraulic brake
    Hydraulically released parking brake on request
    Electric brake
    DC and AC type

  • Output
    Foot and flange mounted
    Output shaft: CHINAMFG with key, splined, splined hollow, hollow with shrink disc

  • Input
    Flanged axial piston hydraulic motors
    Hydraulic orbit motors
    IEC and Nema motor adapters
    CHINAMFG input shaft

  • Applicable motors
    Piston hydraulic motors
    Hydraulic orbit motors
    Electric motors IEC

Key Features
1. Torque range: 1000-450.000 Nm
2. Transmissible mechanical power: up to 540 kW
3. Gear ratios: 3.4-9.000
4. Gear unit versions: in line
5. Output configurations:
    1) Foot and flange mounted
    2) Output shaft: CHINAMFG with key, splined, splined hollow
    3) Hollow with shrink disc
6. Input configurations:
    1) Flanged axial piston hydraulic motors
    2) Hydraulic orbit motors
    3) IEC and Nema motor adaptors
    4) CHINAMFG input shaft
7. Hydraulic brake: hydraulically released parking brake
8. Electric brake: DC and AC type

Application

 

Our factory

 

Related Products

 

For more reducers and mechanical accessories, please click here to view

 

 

 

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Function: Distribution Power, Speed Changing, Speed Reduction
Layout: Wrom
Hardness: Hardened Tooth Surface
Installation: Planetary
Step: Planetary

gear gearbox

Are there any disadvantages or limitations to using gear reducer systems?

While gear reducer systems offer numerous advantages, they also come with certain disadvantages and limitations that should be considered during the selection and implementation process:

1. Size and Weight: Gear reducers can be bulky and heavy, especially for applications requiring high gear ratios. This can impact the overall size and weight of the machinery or equipment, which may be a concern in space-constrained environments.

2. Efficiency Loss: Despite their high efficiency, gear reducers can experience energy losses due to friction between gear teeth and other components. This can lead to a reduction in overall system efficiency, particularly in cases where multiple gear stages are used.

3. Cost: The design, manufacturing, and assembly of gear reducers can involve complex processes and precision machining, which can contribute to higher initial costs compared to other power transmission solutions.

4. Maintenance: Gear reducer systems require regular maintenance, including lubrication, inspection, and potential gear replacement over time. Maintenance activities can lead to downtime and associated costs in industrial settings.

5. Noise and Vibration: Gear reducers can generate noise and vibrations, especially at high speeds or when operating under heavy loads. Additional measures may be needed to mitigate noise and vibration issues.

6. Limited Gear Ratios: While gear reducers offer a wide range of gear ratios, there may be limitations in achieving extremely high or low ratios in certain designs.

7. Temperature Sensitivity: Extreme temperatures can affect the performance of gear reducer systems, particularly if inadequate lubrication or cooling is provided.

8. Shock Loads: While gear reducers are designed to handle shock loads to some extent, severe shock loads or abrupt changes in torque can still lead to potential damage or premature wear.

Despite these limitations, gear reducer systems remain widely used and versatile components in various industries, and their disadvantages can often be mitigated through proper design, selection, and maintenance practices.

gear gearbox

Can gear reducers be used for both speed reduction and speed increase?

Yes, gear reducers can be utilized for both speed reduction and speed increase, depending on their design and arrangement. The functionality to either decrease or increase rotational speed is achieved by altering the arrangement of gears within the gearbox.

1. Speed Reduction: In speed reduction applications, a gear reducer is designed with gears of different sizes. The input shaft connects to a larger gear, while the output shaft is connected to a smaller gear. As the input shaft rotates, the larger gear turns the smaller gear, resulting in a decrease in output speed compared to the input speed. This configuration provides higher torque output at a lower speed, making it suitable for applications that require increased force or torque.

2. Speed Increase: For speed increase, the gear arrangement is reversed. The input shaft connects to a smaller gear, while the output shaft is connected to a larger gear. As the input shaft rotates, the smaller gear drives the larger gear, resulting in an increase in output speed compared to the input speed. However, the torque output is lower than that of speed reduction configurations.

By choosing the appropriate gear ratios and arrangement, gear reducers can be customized to meet specific speed and torque requirements for various industrial applications. It’s important to select the right type of gear reducer and configure it correctly to achieve the desired speed reduction or speed increase.

gear gearbox

What industries and machinery commonly utilize gear reducers?

Gear reducers are widely used across various industries and types of machinery for torque reduction and speed control. Some common industries and applications include:

  • 1. Manufacturing: Gear reducers are used in manufacturing equipment such as conveyors, mixers, and packaging machines to control speed and transmit power efficiently.
  • 2. Automotive: They are utilized in vehicles for applications like power transmission in transmissions and differentials.
  • 3. Aerospace: Gear reducers are used in aircraft systems, including landing gear mechanisms and engine accessories.
  • 4. Robotics and Automation: They play a crucial role in robotic arms, CNC machines, and automated production lines.
  • 5. Mining and Construction: Gear reducers are used in heavy machinery like excavators, bulldozers, and crushers for power transmission and torque multiplication.
  • 6. Energy and Power Generation: Wind turbines, hydroelectric generators, and other power generation equipment use gear reducers to convert rotational speed and transmit power.
  • 7. Marine and Shipbuilding: They are used in ship propulsion systems, steering mechanisms, and anchor handling equipment.
  • 8. Material Handling: Gear reducers are essential in conveyor systems, elevators, and hoists for controlled movement of materials.
  • 9. Food and Beverage: They find applications in food processing equipment like mixers, grinders, and packaging machines.
  • 10. Paper and Pulp: Gear reducers are used in machinery for pulp processing, paper production, and printing.

These examples represent just a fraction of the industries and machinery that benefit from the use of gear reducers to optimize power transmission and achieve the desired motion characteristics.

China OEM 321 Series Inline Planetary Gearbox Gear Reducer Replacement of CZPT   sequential gearbox	China OEM 321 Series Inline Planetary Gearbox Gear Reducer Replacement of CZPT   sequential gearbox
editor by CX 2024-04-17