Product Description
High Torque Helical Gear 400W Motor Planetary Gearbox
The main transmission structure of planetary reducer is planetary gear, sun gear, internal gear ring and planetary carrier. Planetary gear reducer has the advantages of small volume, high transmission efficiency, wide deceleration range and high precision. It is widely used in the transmission system of servo motor, stepping motor, DC motor and other motors. Its function is to reduce speed, increase torque, reduce load and motor moment of inertia ratio on the premise of ensuring precision transmission.
Product Description
1.With bevel gear reversing mechanism,right angle steering output is realized’
2.Circycle output,threaded connection,standard size;
3.The input specifications are completes and there are many choices;
4.Spur transmission,single cantilever structure,design simple,high cost performance;
5.Keyway can be opened in the force shaft;
6.stable operation and low noise;
7.Size range:60-120mm;
8.Ratio range:3-100;
9.Precision range:8-16arcmin;
10.Support custom according to drawings or samples
Product Parameters
| Specifications | PVLN60 | PVLN90 | PVLN120 | |||
| Technal Parameters | ||||||
| Max. Torque | Nm | 1.5times rated torque | ||||
| Emergency Stop Torque | Nm | 2.5times rated torque | ||||
| Max. Radial Load | N | 240 | 450 | 1240 | ||
| Max. Axial Load | N | 220 | 430 | 1000 | ||
| Torsional Rigidity | Nm/arcmin | 1.8 | 4.85 | 11 | ||
| Max.Input Speed | rpm | 8000 | 6000 | 6000 | ||
| Rated Input Speed | rpm | 4000 | 3500 | 3500 | ||
| Noise | dB | ≤58 | ≤60 | ≤65 | ||
| Average Life Time | h | 20000 | ||||
| Efficiency Of Full Load | % | L1≥95% L2≥92% | ||||
| Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 |
| L2 | arcmin | ≤12 | ≤12 | ≤12 | ||
| P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | |
| L2 | arcmin | ≤20 | ≤20 | ≤20 | ||
| Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.46 | 1.73 | 12.78 |
| 4 | Kg*cm2 | 0.46 | 1.73 | 12.78 | ||
| 5 | Kg*cm2 | 0.46 | 1.73 | 12.78 | ||
| 7 | Kg*cm2 | 0.41 | 1.42 | 11.38 | ||
| 10 | Kg*cm2 | 0.41 | 1.42 | 11.38 | ||
| L2 | 12 | Kg*cm2 | 0.44 | 1.49 | 12.18 | |
| 15 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
| 16 | Kg*cm2 | 0.72 | 1.49 | 12.18 | ||
| 20 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
| 25 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
| 28 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
| 30 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
| 35 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
| 40 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
| 50 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
| 70 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
| 100 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
| Technical Parameter | Level | Ratio | PVLN60 | PVLN90 | PVLN120 | |
| Rated Torque | L1 | 3 | Nm | 27 | 96 | 161 |
| 4 | Nm | 40 | 122 | 210 | ||
| 5 | Nm | 40 | 122 | 210 | ||
| 7 | Nm | 34 | 95 | 170 | ||
| 10 | Nm | 16 | 56 | 86 | ||
| L2 | 12 | Nm | 27 | 96 | 161 | |
| 15 | Nm | 27 | 96 | 161 | ||
| 16 | Nm | 40 | 122 | 210 | ||
| 20 | Nm | 40 | 122 | 210 | ||
| 25 | Nm | 40 | 122 | 210 | ||
| 28 | Nm | 40 | 122 | 210 | ||
| 30 | Nm | 27 | 96 | 161 | ||
| 35 | Nm | 40 | 122 | 210 | ||
| 40 | Nm | 40 | 122 | 210 | ||
| 50 | Nm | 40 | 122 | 210 | ||
| 70 | Nm | 34 | 95 | 170 | ||
| 100 | Nm | 16 | 56 | 86 | ||
| Degree Of Protection | IP65 | |||||
| Operation Temprature | ºC | – 10ºC to -90ºC | ||||
| Weight | L1 | kg | 1.7 | 4.4 | 12 | |
| L2 | kg | 1.9 | 5 | 14 | ||
Company Profile
Packaging & Shipping
1. Lead time: 10-15 days as usual, 30 days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT
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| Application: | Machine Tool |
|---|---|
| Speed: | High Speed |
| Function: | Driving |
| Casing Protection: | Protection Type |
| Certification: | ISO9001 |
| Brand: | Newgear |
| Samples: |
US$ 413/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Challenges in Achieving High Gear Ratios with Compactness in Planetary Gearboxes
Designing planetary gearboxes with high gear ratios while maintaining compactness presents several challenges:
- Space Constraints: As the gear ratio increases, the number of gear stages required also increases. This can lead to larger gearbox sizes, which may be challenging to accommodate in applications with limited space.
- Bearing Loads: Higher gear ratios often result in increased loads on the bearings and other components due to the redistribution of forces. This can impact the durability and lifespan of the gearbox.
- Efficiency: Each gear stage introduces losses due to friction and other factors. With multiple stages, the overall efficiency of the gearbox can decrease, affecting its energy efficiency.
- Complexity: Achieving high gear ratios can require complex gear arrangements and additional components, which can lead to increased manufacturing complexity and costs.
- Thermal Effects: Higher gear ratios can lead to greater heat generation due to increased friction and loads. Managing thermal effects becomes crucial to prevent overheating and component failure.
To address these challenges, gearbox designers use advanced materials, precise machining techniques, and innovative bearing arrangements to optimize the design for both compactness and performance. Computer simulations and modeling play a critical role in predicting the behavior of the gearbox under different operating conditions, helping to ensure reliability and efficiency.
Contribution of Planetary Gearboxes to Construction Machinery and Heavy Equipment
Planetary gearboxes play a crucial role in enhancing the proper functioning of construction machinery and heavy equipment. Here’s how they contribute:
High Torque Transmission: Construction machinery often requires high torque to handle heavy loads and perform tasks like digging, lifting, and material handling. Planetary gearboxes excel in transmitting high torque efficiently, allowing these machines to operate effectively even under demanding conditions.
Compact Design: Many construction and heavy equipment applications have limited space for gear mechanisms. Planetary gearboxes offer a compact design with a high power-to-weight ratio. This compactness allows manufacturers to integrate gearboxes into tight spaces without compromising performance.
Customizable Ratios: Different construction tasks require varying speeds and torque levels. Planetary gearboxes offer the advantage of customizable gear ratios, allowing equipment designers to tailor the gearbox to the specific needs of the application. This flexibility enhances the versatility of construction machinery.
Durability and Reliability: Construction sites are challenging environments with dust, debris, and extreme weather conditions. Planetary gearboxes are known for their durability and robustness, making them well-suited for heavy-duty applications. Their enclosed design protects internal components from contaminants and ensures reliable operation.
Efficient Power Distribution: Many construction machines are equipped with multiple functions that require power distribution among different components. Planetary gearboxes can be designed with multiple output shafts, enabling efficient distribution of power to various tasks while maintaining precise control.
Reduced Maintenance: The rugged construction and efficient power transmission of planetary gearboxes result in reduced wear and lower maintenance requirements. This is particularly beneficial in construction settings where downtime for maintenance can be costly.
Overall, planetary gearboxes contribute significantly to the proper functioning of construction machinery and heavy equipment by providing high torque, compactness, customization, durability, efficient power distribution, and reduced maintenance needs. Their capabilities enhance the performance and reliability of these machines in the demanding construction industry.
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.
editor by CX 2024-04-09