China OEM Small Backlash Ratio 3-100 Helical Gear Planetary Speed Gearbox gearbox design

Product Description

Small Backlash Ratio 3-100 Helical Gear Planetary Speed Gearbox (PA60-P1-L2)

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 Description

Characteristics:
1.Hole output structure,easy installation.
2.Straight tooth drive ,single cantilever structure.simple design,economic price.
3.Working steady. Low noise.
4.Low return backlash. Can suit most occasion.
5.The input connection specifications are complete and there are many choices.
6.Keyway can be opened in the force shaft.
7.Square mount flange output,high precision,high torque.
8.Speed ratio range:3-100
9.Precision range:8-16arcmin
10.Size range:60-160mm

Product Parameters

Specifications PA60 PA90 PA120 PA140 PA180 PA220
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency Stop Torque Nm 2.5times rated torque
Max. Radial Load N 1530 3250 6700 9400 14500 16500
Max. Axial Load N 630 1300 3000 4700 7250 8250
Torsional Rigidity Nm/arcmin 6 12 23 47 130 205
Max.Input Speed rpm 8000 6000 6000 6000 6000 3000
Rated Input Speed rpm 4000 3000 3000 3000 3000 1500
Noise dB ≤58 ≤60 ≤65 ≤68 ≤68 ≤72
Average Life Time h 20000
Efficiency Of Full Load % L1≥95%                        L2≥90%
Return Backlash P1 L1 arcmin ≤3 ≤3 ≤3 ≤3 ≤3 ≤3
L2 arcmin ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
P2 L1 arcmin ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
L2 arcmin ≤7 ≤7 ≤7 ≤7 ≤7 ≤7
Moment Of Inertia Table L1 3 Kg*cm2 0.16 0.61 3.25 9.21 28.98 69.7
4 Kg*cm2 0.14 0.48 2.74 7.54 23.67 54.61
5 Kg*cm2 0.13 0.47 2.71 7.42 23.29 53.51
7 Kg*cm2 0.13 0.45 2.62 7.14 22.48 50.92
8 Kg*cm2 0.13 0.45 2.6 7.14 / /
10 Kg*cm2 0.13 0.4 2.57 7.03 22.51 50.18
L2 12 Kg*cm2 0.13 0.45 0.45 2.63 7.3 23.59
15 Kg*cm2 0.13 0.45 0.45 2.63 7.3 23.59
20 Kg*cm2 0.13 0.45 0.45 2.63 6.92 23.33
25 Kg*cm2 0.13 0.45 0.4 2.63 6.92 22.68
28 Kg*cm2 0.13 0.45 0.45 2.43 6.92 23.33
30 Kg*cm2 0.13 0.45 0.45 2.43 7.3 25.59
35 Kg*cm2 0.13 0.4 0.4 2.43 6.92 22.68
40 Kg*cm2 0.13 0.45 0.45 2.43 6.92 23.33
50 Kg*cm2 0.13 0.4 0.4 2.39 6.92 22.68
70 Kg*cm2 0.13 0.4 0.4 2.39 6.72 22.68
100 Kg*cm2 0.13 0.4 0.4 2.39 6.72 22.68
Technical Parameter Level Ratio   PA60 PA90 PA120 PA140 PA180 PA220
Rated Torque L1 3 Nm 40 105 165 360 880 1100
4 Nm 45 130 230 480 880 1800
5 Nm 45 130 230 480 1100 1800
7 Nm 45 100 220 480 1100 1600
8 Nm 40 90 200 440 / /
10 Nm 30 75 175 360 770 1200
L2 12 Nm 40 105 165 360 880 1100
15 Nm 40 105 165 360 880 1100
20 Nm 45 130 230 480 1100 1800
25 Nm 45 130 230 480 1100 1800
28 Nm 45 130 230 480 1100 1800
30 Nm 40 105 165 360 880 1100
35 Nm 45 130 230 480 1100 1800
40 Nm 45 130 230 480 1100 1800
50 Nm 45 130 230 480 1100 1800
70 Nm 45 100 220 480 1100 1600
100 Nm 30 75 175 360 770 1200
Degree Of Protection   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg 1.25 3.75 8.5 16 28.5 49.3
L2 kg 1.75 5.1 12 21.5 40 62.5

Company Profile

Packaging & Shipping

1. Lead time: 10-15 days as usual, 30 days in busy seasok, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ TNT/ EMS/ FEDEX

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 a 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: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Manipulator Machinery
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Double-Step
Samples:
US$ 175/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

In planetary gearboxes, the arrangement of shafts plays a crucial role in determining the gearbox’s overall structure and functionality. The two common shaft arrangements are coaxial and parallel configurations:

Coaxial Shaft Arrangement: In a coaxial arrangement, the input shaft and output shaft are positioned along the same axis, resulting in a compact and streamlined design. The planetary gears and other components are aligned concentrically around the central axis, allowing for efficient power transmission and reduced space requirements. Coaxial planetary gearboxes are commonly used in applications where space is limited, and a compact form factor is essential. They are often employed in robotics, automotive systems, and aerospace mechanisms.

Parallel Shaft Arrangement: In a parallel arrangement, the input and output shafts are positioned parallel to each other but on different axes. The planetary gears are aligned in a way that allows the power to be transmitted from the input shaft to the output shaft via a combination of meshing gears. This arrangement allows for a larger gear diameter and higher torque transmission capabilities. Parallel planetary gearboxes are often used in applications requiring high torque and heavy-duty performance, such as industrial machinery, construction equipment, and material handling systems.

The choice between coaxial and parallel shaft arrangements depends on the specific requirements of the application. Coaxial configurations are favored for compactness and efficient power transmission, while parallel configurations excel in handling higher torque and heavy loads. Both arrangements offer distinct advantages and are chosen based on factors like available space, torque demands, load characteristics, and overall system design.

planetary gearbox

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.

planetary gearbox

Common Applications and Industries of Planetary Gearboxes

Planetary gearboxes are widely utilized across various industries and applications due to their unique design and performance characteristics. Some common applications and industries where planetary gearboxes are commonly used include:

  • Automotive Industry: Planetary gearboxes are found in automatic transmissions, hybrid vehicle systems, and powertrains. They provide efficient torque conversion and variable gear ratios.
  • Robotics: Planetary gearboxes are used in robotic joints and manipulators, providing compact and high-torque solutions for precise movement.
  • Industrial Machinery: They are employed in conveyors, cranes, pumps, mixers, and various heavy-duty machinery where high torque and compact design are essential.
  • Aerospace: Aerospace applications include aircraft actuation systems, landing gear mechanisms, and satellite deployment mechanisms.
  • Material Handling: Planetary gearboxes are used in equipment like forklifts and pallet jacks to provide controlled movement and high lifting capabilities.
  • Renewable Energy: Wind turbines use planetary gearboxes to convert low-speed, high-torque rotational motion of the blades into higher-speed rotational motion for power generation.
  • Medical Devices: Planetary gearboxes find applications in medical imaging equipment, prosthetics, and surgical robots for precise and controlled motion.
  • Mining and Construction: Planetary gearboxes are used in heavy equipment like excavators, loaders, and bulldozers to handle heavy loads and provide controlled movement.
  • Marine Industry: They are employed in marine propulsion systems, winches, and steering mechanisms, benefiting from their compact design and high torque capabilities.

The versatility of planetary gearboxes makes them suitable for applications that require compact size, high torque density, and efficient power transmission. Their ability to handle varying torque loads, offer high gear ratios, and maintain consistent performance has led to their widespread adoption across numerous industries.

China OEM Small Backlash Ratio 3-100 Helical Gear Planetary Speed Gearbox   gearbox design		China OEM Small Backlash Ratio 3-100 Helical Gear Planetary Speed Gearbox   gearbox design
editor by CX 2024-03-27