Product Description
High Torque Low Noise Aluminum Planetary Gearbox For Spring Machinery
Characteristics:
1.Square flange output,standard size;
2.The input connection specifications are competeand there are many choices;
3.Straight transmission,single cantilever structure,design simple,high cost performance;
4.Stable operation,low noise;
5.Keyway can be opened in the force shaft;
6.Size range:40-160mm;
7.Ratio range:3-100;
8.Precision range:8-16arcmin
Product Parameters
Specifications | PRF40 | PRF60 | PRF80 | PRF90 | PRF120 | PRF160 | |||
Technal Parameters | |||||||||
Max. Torque | Nm | 1.5times rated torque | |||||||
Emergency Stop Torque | Nm | 2.5times rated torque | |||||||
Max. Radial Load | N | 185 | 240 | 400 | 450 | 1240 | 2250 | ||
Max. Axial Load | N | 150 | 220 | 420 | 430 | 1000 | 1500 | ||
Torsional Rigidity | Nm/arcmin | 0.7 | 1.8 | 4.7 | 4.85 | 11 | 35 | ||
Max.Input Speed | rpm | 8000 | 8000 | 6000 | 6000 | 6000 | 4000 | ||
Rated Input Speed | rpm | 4500 | 4000 | 3500 | 3500 | 3500 | 3000 | ||
Noise | dB | ≤55 | ≤58 | ≤60 | ≤60 | ≤65 | ≤70 | ||
Average Life Time | h | 20000 | |||||||
Efficiency Of Full Load | % | L1≥96% L2≥94% | |||||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.1 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 |
4 | Kg*cm2 | 0.1 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
5 | Kg*cm2 | 0.1 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
7 | Kg*cm2 | 0.06 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
10 | Kg*cm2 | 0.06 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
L2 | 12 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | |
15 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
16 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
20 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
25 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
28 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
30 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
35 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
40 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
50 | Kg*cm2 | 0.05 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
70 | Kg*cm2 | 0.05 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
100 | Kg*cm2 | 0.05 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
Technical Parameter | Level | Ratio | PRF40 | PRF60 | PRF80 | PRF90 | PRF120 | PRF160 | |
Rated Torque | L1 | 3 | Nm | / | 27 | 50 | 96 | 161 | 384 |
4 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
5 | Nm | 15 | 40 | 90 | 122 | 210 | 423 | ||
7 | Nm | 12 | 34 | 48 | 95 | 170 | 358 | ||
10 | Nm | 10 | 16 | 22 | 56 | 86 | 210 | ||
L2 | 12 | Nm | / | 27 | 50 | 95 | 161 | 364 | |
15 | Nm | / | 27 | 50 | 96 | 161 | 364 | ||
16 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
20 | Nm | 15 | 40 | 90 | 122 | 210 | 423 | ||
25 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
28 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
30 | Nm | / | 27 | 50 | 96 | 161 | 364 | ||
35 | Nm | 12 | 40 | 90 | 122 | 210 | 423 | ||
40 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
50 | Nm | 15 | 40 | 90 | 122 | 210 | 423 | ||
70 | Nm | 12 | 34 | 48 | 95 | 170 | 358 | ||
100 | Nm | 10 | 16 | 22 | 96 | 80 | 210 | ||
Degree Of Protection | IP65 | ||||||||
Operation Temprature | ºC | – 10ºC to -90ºC | |||||||
Weight | L1 | kg | 0.43 | 0.98 | 2.3 | 3.12 | 7.08 | 15.5 | |
L2 | kg | 0.65 | 1.26 | 2.97 | 3.82 | 8.7 | 17 |
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
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
---|---|
Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Single-Step |
Samples: |
US$ 142/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Contribution of Planetary Gearboxes to Conveyor Belt Efficiency in Mining Operations
Planetary gearboxes play a crucial role in enhancing the efficiency and performance of conveyor belts in mining operations:
- High Torque Transmission: Planetary gearboxes are capable of transmitting high torque with minimal backlash. This feature ensures that the gearbox efficiently handles the substantial load requirements of conveyor belts used in mining, preventing slippage and ensuring reliable material transportation.
- Compact Design: The compact size of planetary gearboxes allows them to be integrated seamlessly into conveyor systems, optimizing space utilization and allowing for efficient equipment layout in mining environments.
- Variable Speed Control: Planetary gearboxes provide precise speed control and can accommodate various speed requirements of conveyor belts. This versatility allows operators to adjust the conveyor speed to match specific material handling needs.
- High Efficiency: The inherent design of planetary gearboxes minimizes energy losses due to efficient power transmission. This efficiency translates into reduced energy consumption and operational costs over the lifetime of the conveyor system.
- Reliability and Durability: Planetary gearboxes are engineered to withstand demanding conditions often encountered in mining environments, including shock loads, abrasive materials, and harsh weather. Their robust construction ensures reliable operation and minimal downtime.
- Low Maintenance: The durability of planetary gearboxes leads to reduced maintenance requirements. This benefit is particularly valuable in mining operations where minimizing downtime is essential for maintaining high productivity levels.
- Customizability: Planetary gearboxes can be tailored to suit specific conveyor system requirements, including gear ratios, torque ratings, and mounting options. This flexibility allows for optimized system design and performance.
By effectively transmitting power, providing accurate speed control, and offering a compact and robust design, planetary gearboxes significantly enhance the efficiency and reliability of conveyor belts in mining operations. Their ability to handle high loads, operate with low maintenance needs, and withstand harsh conditions contributes to improved productivity and reduced operational costs.
Differences Between Inline and Right-Angle Planetary Gearbox Configurations
Inline and right-angle planetary gearbox configurations are two common designs with distinct characteristics suited for various applications. Here’s a comparison of these configurations:
Inline Planetary Gearbox:
- Configuration: In an inline configuration, the input and output shafts are aligned along the same axis. The sun gear, planetary gears, and ring gear are typically arranged in a straight line.
- Compactness: Inline gearboxes are more compact and have a smaller footprint, making them suitable for applications with limited space.
- Efficiency: Inline configurations tend to have slightly higher efficiency due to the direct alignment of components.
- Output Speed and Torque: Inline gearboxes are better suited for applications that require higher output speeds and lower torque.
- Applications: They are commonly used in robotics, conveyors, printing machines, and other applications where space is a consideration.
Right-Angle Planetary Gearbox:
- Configuration: In a right-angle configuration, the input and output shafts are oriented at a 90-degree angle to each other. This allows for a change in direction of power transmission.
- Space Flexibility: Right-angle gearboxes offer flexibility in arranging components, making them suitable for applications that require changes in direction or where space constraints prevent a straight-line configuration.
- Torque Capacity: Right-angle configurations can handle higher torque loads due to the increased surface area of gear engagement.
- Applications: They are often used in cranes, elevators, conveyor systems, and applications requiring a change in direction.
- Efficiency: Right-angle configurations may have slightly lower efficiency due to increased gear meshing complexity and potential for additional losses.
Choosing between inline and right-angle configurations depends on factors such as available space, required torque and speed, and the need for changes in power transmission direction. Each configuration offers distinct advantages based on the specific needs of the application.
Energy Efficiency of a Worm Gearbox: What to Expect
The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:
- Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
- Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
- Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
- Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
- Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.
When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.
editor by CX 2024-04-26