Product Description
6000rpm High Precision Ratio 5:1 Speed Reducer Planetary Gear Box
Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.
Product Parameters
Characteristics:
1. Split design, more output options
2. The input and output dimensions can be seamlessly switched with the straight tooth series
3. The double support cage planet carrier has high reliability and is suitable for high-speed and frequent CZPT and reverse rotation
4. The design of double-stage single support support has high cost performance
5. Keyway can be opened for the force shaft
6. Helical gear transmission is more stable and has large bearing capacity
7. Accurate positioning of low return clearance
8. Specification range: 60-120mm
9. Speed ratio range: 3-100
10. Accuracy range: 1-3 arcmin (P1); 3-5 arcmin (P2)
Specifications | PW60 | PW90 | PW120 | |||
Technal Parameters | ||||||
Max. Torque | Nm | 1.5times rated torque | ||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||
Max. Radial Load | N | 1350 | 3100 | 6100 | ||
Max. Axial Load | N | 630 | 1300 | 2800 | ||
Torsional Rigidity | Nm/arcmin | 5 | 10 | 20 | ||
Max.Input Speed | rpm | 6000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 3000 | 3000 | ||
Noise | dB | ≤58 | ≤60 | ≤65 | ||
Average Life Time | h | 20000 | ||||
Efficiency Of Full Load | % | L1≥95% L2≥90% | ||||
Return Backlash | P1 | L1 | arcmin | ≤3 | ≤3 | ≤3 |
L2 | arcmin | ≤5 | ≤5 | ≤5 | ||
P2 | L1 | arcmin | ≤5 | ≤5 | ≤5 | |
L2 | arcmin | ≤7 | ≤7 | ≤7 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.16 | 0.61 | 3.25 |
4 | Kg*cm2 | 0.14 | 0.48 | 2.74 | ||
5 | Kg*cm2 | 0.13 | 0.47 | 2.71 | ||
7 | Kg*cm2 | 0.13 | 0.45 | 2.62 | ||
8 | Kg*cm2 | 0.13 | 0.45 | 2.62 | ||
10 | Kg*cm2 | 0.13 | 0.40 | 2.57 | ||
L2 | 12 | Kg*cm2 | 0.13 | 0.61 | 0.45 | |
15 | Kg*cm2 | 0.13 | 0.61 | 0.45 | ||
20 | Kg*cm2 | 0.13 | 0.45 | 0.45 | ||
25 | Kg*cm2 | 0.13 | 0.40 | 0.40 | ||
28 | Kg*cm2 | 0.13 | 0.45 | 0.45 | ||
30 | Kg*cm2 | 0.13 | 0.67 | 0.45 | ||
35 | Kg*cm2 | 0.13 | 0.45 | 0.45 | ||
40 | Kg*cm2 | 0.13 | 0.45 | 0.45 | ||
50 | Kg*cm2 | 0.13 | 0.40 | 0.40 | ||
70 | Kg*cm2 | 0.13 | 0.40 | 0.40 | ||
100 | Kg*cm2 | 0.13 | 0.40 | 0.40 | ||
Technical Parameter | Level | Ratio | PW60 | PW90 | PW120 | |
Rated Torque | L1 | 3 | Nm | 35 | 100 | 165 |
4 | Nm | 43 | 125 | 220 | ||
5 | Nm | 43 | 125 | 220 | ||
7 | Nm | 40 | 98 | 200 | ||
8 | Nm | 40 | 90 | 200 | ||
10 | Nm | 25 | 70 | 150 | ||
L2 | 12 | Nm | 35 | / | 165 | |
15 | Nm | 35 | 100 | 165 | ||
20 | Nm | 43 | 125 | 220 | ||
25 | Nm | 43 | 125 | 220 | ||
28 | Nm | 43 | 125 | 220 | ||
30 | Nm | 35 | 100 | 165 | ||
35 | Nm | 43 | 125 | 210 | ||
40 | Nm | 43 | 125 | 210 | ||
50 | Nm | 43 | 125 | 210 | ||
70 | Nm | 40 | 98 | 200 | ||
100 | Nm | 25 | 70 | 150 | ||
Degree Of Protection | IP65 | |||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||
Weight | L1 | kg | 1.2 | 2.8 | 7.6 | |
L2 | kg | 1.55 | 3.95 | 10.5 |
Company Profile
Packaging & Shipping
1. Lead time: 7-10 working days as usual, 20 working days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT
FAQ
1. who are we?
Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. how to choose the suitable planetary gearbox?
First of all,we need you to be able to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitable gearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,noise,operating conditions,motor size and power,etc
4. why should you buy from us not from other suppliers?
We are 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts
5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Japanese
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Application: | Industrial |
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Speed: | Low Speed |
Function: | Driving |
Casing Protection: | Closed Type |
Number of Poles: | 2 |
Starting Mode: | Direct on-line Starting |
Samples: |
US$ 288/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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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.
Recent Advancements in Planetary Gearbox Technology
Advancements in planetary gearbox technology have led to improved performance, efficiency, and durability. Here are some notable developments:
High-Efficiency Gearing: Manufacturers are using advanced materials and precision manufacturing techniques to create gears with optimized tooth profiles. This reduces friction and enhances overall efficiency, resulting in higher power transmission with lower energy losses.
Enhanced Lubrication: Innovative lubrication systems and high-performance lubricants are being employed to ensure consistent and reliable lubrication even in extreme conditions. This helps to reduce wear and extend the lifespan of the gearbox.
Compact Designs: Engineers are focusing on designing more compact and lightweight planetary gearboxes without compromising their performance. This is particularly important for applications with limited space and weight constraints.
Integrated Sensors: Planetary gearboxes are now being equipped with sensors and monitoring systems that provide real-time data on temperature, vibration, and other operating parameters. This allows for predictive maintenance and early detection of potential issues.
Smart Gearboxes: Some modern planetary gearboxes are equipped with smart features such as remote monitoring, adaptive control, and data analysis. These features contribute to more efficient operation and better integration with automation systems.
Advanced Materials: The use of high-strength and wear-resistant materials, such as advanced alloys and composites, improves the durability and load-carrying capacity of planetary gearboxes. This is particularly beneficial for heavy-duty and high-torque applications.
Customization and Simulation: Advanced simulation and modeling tools enable engineers to design and optimize planetary gearboxes for specific applications. This customization helps achieve the desired performance and reliability levels.
Noise and Vibration Reduction: Innovations in gear design and manufacturing techniques have led to quieter and smoother-running planetary gearboxes, making them suitable for applications where noise and vibration are concerns.
Environmental Considerations: With growing environmental awareness, manufacturers are developing more eco-friendly lubricants and materials for planetary gearboxes, reducing their ecological footprint.
Overall, recent advancements in planetary gearbox technology are aimed at enhancing efficiency, durability, and versatility to meet the evolving demands of various industries and applications.
Advantages of Planetary Gearboxes Compared to Other Gearbox Configurations
Planetary gearboxes, also known as epicyclic gearboxes, offer several advantages compared to other gearbox configurations. These advantages make them well-suited for a wide range of applications. Here’s a closer look at why planetary gearboxes are favored:
- Compact Size: Planetary gearboxes are known for their compact and space-efficient design. The arrangement of multiple gears within a single housing allows for high gear reduction ratios without significantly increasing the size of the gearbox.
- High Torque Density: Due to their compact design, planetary gearboxes offer high torque density, meaning they can transmit a significant amount of torque relative to their size. This makes them ideal for applications where space is limited, but high torque is required.
- Efficiency: Planetary gearboxes can achieve high efficiency levels, especially when properly lubricated and well-designed. The arrangement of multiple meshing gears allows for load distribution, reducing individual gear tooth stresses and minimizing losses due to friction.
- Multiple Gear Stages: Planetary gearboxes can be designed with multiple stages, allowing for higher gear reduction ratios. This is particularly advantageous when precise control of output speed and torque is required.
- High Gear Ratios: Planetary gearboxes can achieve high gear reduction ratios in a single stage, eliminating the need for multiple external gears. This simplifies the overall design and reduces the number of components.
- Load Sharing: The multiple gear meshing arrangements in planetary gearboxes distribute loads evenly across multiple gears, reducing the stress on individual components and enhancing overall durability.
- High Precision: Planetary gearboxes offer high precision and accuracy in gear meshing, making them suitable for applications that demand precise motion control.
- Quiet Operation: The design of planetary gearboxes often leads to smoother and quieter operation compared to some other gearbox configurations, contributing to improved user experience.
Overall, the advantages of planetary gearboxes in terms of size, torque density, efficiency, versatility, and precision make them an attractive choice for a wide range of applications across industries, including robotics, automotive, aerospace, and industrial machinery.
editor by CX 2024-04-24