China high quality Gear Reducer Planetary Gearbox Reduction Transmission Gear Box for Gear Motors planetary gearbox

Product Description

Gear Reducer Planetary Gearbox Reduction Transmission Gear Box for Gear Motors

Model: 2Nm
Rating Power :0.25KW-200kw

Description :

N series of planetary reducers from SGR are widely used for industrial and heavy duty severe applications . planetary reducer feature with compact size, low noise , excellent reliability ,long life . In-line or right-angle planetary gearboxes are available in male and female shaft configurations. The CZPT male shaft solution (splined or cylindrical) is able to withstand strong radial or axial loads on the output shaft. As a leading planetary gearbox manufactory in China , SGR planetary reducer is produced by modular design, combined according to customer requirement, housing material from CZPT with nodular cast iron which can increases gearbox’s rigidity and antiknock, heavy-duty bearing is installed at low-speed shaft, it can bear big radial load due to proportionate distribution of torque ,every CZPT gears are case hardened to get high reliability and long life . SGR planetary reducer have 16 models for different torque range ,each CZPT model have 1-5 stages to achieve different ratios , SGR planetary reducer have wide rang selection of high speed design: cylindrical with key, hydraulic motor, electric motor .Installation in CZPT is multiposition ,various fasten type .

N series planetary gearbox torque sheet with models
 

Gear unit size 200 201 240 241 280 281 353/354 355 400 401
Normal output torque
T2N[Nm]
1500 2000 3500 4000 4300 7300 13000 16000 20000 23000
Gear unit size 428 429 445 446 510 542 543 695 810 885
Normal output torque
T2N[Nm]
26000 30000 32000 43000 63000 75000 100000 150000 300000 420000

 

    Application: Industrial
    Speed: Low Speed
    Number of Stator: Three-Phase
    Function: Driving
    Casing Protection: Explosion-Proof Type
    Number of Poles: 4
    Samples:
    US$ 2000/Piece
    1 Piece(Min.Order)

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    Request Sample

    Customization:
    Available

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    Customized Request

    planetary gearbox

    Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes

    Coaxial and parallel shaft arrangements refer to the orientation of the input and output shafts in a planetary gearbox:

    • Coaxial Shaft Arrangement: In this arrangement, the input and output shafts are aligned along the same axis, with one shaft passing through the center of the other. This design results in a compact and space-efficient gearbox, making it suitable for applications with limited space. Coaxial planetary gearboxes are commonly used in scenarios where the gearbox needs to be integrated into a compact housing or enclosure.
    • Parallel Shaft Arrangement: In a parallel shaft arrangement, the input and output shafts are positioned parallel to each other but not on the same axis. Instead, they are offset from each other. This configuration allows for greater flexibility in designing the layout of the gearbox and the surrounding machinery. Parallel shaft planetary gearboxes are often used in applications where the spatial arrangement requires the input and output shafts to be positioned in different locations.

    The choice between a coaxial and parallel shaft arrangement depends on factors such as available space, mechanical requirements, and the desired layout of the overall system. Coaxial arrangements are advantageous when space is limited, while parallel arrangements offer more design flexibility for accommodating various spatial constraints.

    planetary gearbox

    Impact of Temperature Variations and Environmental Conditions on Planetary Gearbox Performance

    The performance of planetary gearboxes can be significantly influenced by temperature variations and environmental conditions. Here’s how these factors impact their operation:

    Temperature Variations: Extreme temperature fluctuations can affect the lubrication properties of the gearbox. Cold temperatures can cause the lubricant to thicken, leading to increased friction and reduced efficiency. On the other hand, high temperatures can cause the lubricant to thin out, potentially leading to insufficient lubrication and accelerated wear.

    Environmental Contaminants: Planetary gearboxes used in outdoor or industrial environments can be exposed to contaminants such as dust, dirt, moisture, and chemicals. These contaminants can infiltrate the gearbox and degrade the quality of the lubricant. Additionally, abrasive particles can cause wear on gear surfaces, leading to decreased performance and potential damage.

    Corrosion: Exposure to moisture, especially in humid or corrosive environments, can lead to corrosion of gearbox components. Corrosion weakens the structural integrity of gears and other components, which can ultimately result in premature failure.

    Thermal Expansion: Temperature changes can cause materials to expand and contract. In gearboxes, this can lead to misalignment of gears and improper meshing, causing noise, vibration, and reduced efficiency. Proper consideration of thermal expansion is crucial in gearbox design.

    Sealing and Ventilation: To mitigate the impact of temperature and environmental factors, planetary gearboxes need effective sealing to prevent contaminants from entering and to retain the lubricant. Proper ventilation is also essential to prevent pressure build-up inside the gearbox due to temperature changes.

    Cooling Systems: In applications where temperature control is critical, cooling systems such as fans or heat exchangers can be incorporated to maintain optimal operating temperatures. This helps prevent overheating and ensures consistent gearbox performance.

    Overall, temperature variations and environmental conditions can have a profound impact on the performance and lifespan of planetary gearboxes. Manufacturers and operators need to consider these factors during design, installation, and maintenance to ensure reliable and efficient operation.

    planetary gearbox

    Factors to Consider When Selecting a Planetary Gearbox

    Choosing the right planetary gearbox for a specific application involves considering various factors to ensure optimal performance and compatibility. Here are the key factors to keep in mind:

    • Load Requirements: Determine the torque and speed requirements of your application. Planetary gearboxes offer different torque and speed ratios, so selecting the appropriate gearbox with the right load capacity is crucial.
    • Ratio: Evaluate the gear reduction ratio needed to achieve the desired output speed and torque. Planetary gearboxes come in various gear ratios, allowing you to customize the output characteristics.
    • Efficiency: Consider the gearbox’s efficiency, as it affects energy consumption and heat generation. Higher efficiency gearboxes minimize power losses during transmission.
    • Size and Compactness: Planetary gearboxes are known for their compact size, but it’s essential to choose a size that fits within the available space while meeting performance requirements.
    • Mounting Configuration: Determine how the gearbox will be mounted in your application. Planetary gearboxes can have different mounting options, including flange, shaft, or foot mountings.
    • Input and Output Types: Select the appropriate input and output shaft configurations, such as male, female, keyed, splined, or hollow shafts, to ensure compatibility with your equipment.
    • Environment: Consider the operating environment, including temperature, humidity, dust, and potential exposure to chemicals. Choose a gearbox with appropriate seals and materials to withstand the conditions.
    • Accuracy: Some applications require precise motion control. If accuracy is essential, choose a gearbox with minimal backlash and high gear mesh quality.
    • Service Life and Reliability: Evaluate the gearbox’s expected service life and reliability based on the manufacturer’s specifications. Choose a reputable manufacturer known for producing reliable products.
    • Backlash: Backlash is the play between gears that can affect positioning accuracy. Depending on your application, you might need a gearbox with low backlash or a method to compensate for it.
    • Budget: Consider your budget constraints while balancing performance requirements. Sometimes, investing in a higher-quality gearbox upfront can lead to long-term cost savings through reduced maintenance and downtime.

    By carefully considering these factors and consulting with gearbox manufacturers or experts, you can select a planetary gearbox that best meets the unique demands of your application.

    China high quality Gear Reducer Planetary Gearbox Reduction Transmission Gear Box for Gear Motors   planetary gearbox	China high quality Gear Reducer Planetary Gearbox Reduction Transmission Gear Box for Gear Motors   planetary gearbox
    editor by CX 2023-09-07

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