China supplier Spur Transmission Planetary Epicyclic Sun Gear worm and wheel gear

Product Description

Product Description

Product Parameters

Item Spur Gear Axle Shaft
Material 4140,4340,40Cr,42Crmo,42Crmo4,20Cr,20CrMnti, 20Crmo,35Crmo
OEM NO Customize
Certification ISO/TS16949
Test Requirement Magnetic Powder Test, Hardness Test, Dimension Test
Color Paint , Natural Finish ,Machining All Around
Material Aluminum: 5000series(5052…)/6000series(6061…)/7000series(7075…)
Steel: Carbon Steel,Middle Steel,Steel Alloy,etc.
Stainess Steel: 303/304/316,etc.
Copper/Brass/Bronze/Red Copper,etc.
Plastic:ABS,PP,PC,Nylon,Delrin(POM),Bakelite,etc.
Size According to Customer’s drawing or samples
Process CNC machining,Turning,Milling,Stamping,Grinding,Welding,Wire Injection,Cutting,etc.
Tolerance ≥+/-0.03mm
Surface Treatment (Sandblast)&(Hard)&(Color)Anodizing,(Chrome,Nickel,Zinc…)Plating,Painting,Powder Coating,Polishing,Blackened,Hardened,Lasering,Engraving,etc.
File Formats ProE,SolidWorks,UG,CAD,PDF(IGS,X-T,STP,STL)
Sample Available
Packing Spline protect cover ,Wood box ,Waterproof membrane; Or per customers’ requirements.

 

Our Advantages

Why Choose US ???

1. Equipment :

Our company boasts all necessary production equipment,
including Hydraulic press machines, Japanese CNC lathe (TAKISAWA), Korean gear hobbing machine (I SNT), gear shaping machine, machining center, CNC grinder, heat treatment line etc.

2. Processing precision:

We are a professional gear & gear shafts manufacturer. Our gears are around 6-7 grade in mass production.

3. Company:

We have 90 employees, including 10 technical staffs. Covering an area of 20000 square meters.

4. Certification :

Oue company has passed ISO 14001 and TS16949

5.Sample service :

We provide free sample for confirmation and customer bears the freight charges

6.OEM service :

Having our own factory and professional technicians,we welcome OEM orders as well.We can design and produce the specific product you need according to your detail information

 

Cooperation Partner

Company Profile

Our Featured Products

 

 

 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Manufacturing Method: Cast Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Type: Circular Gear
Yield: 5, 000PCS / Month
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

epicylic gear

Can planetary gears be used in automotive applications?

Planetary gears are widely used in various automotive applications due to their numerous advantages. Let’s explore how planetary gears can be utilized in the automotive industry:

  • Automatic Transmissions:

One of the primary applications of planetary gears in automobiles is in automatic transmissions. Automatic transmissions use a combination of planetary gear sets to achieve different gear ratios, allowing for smooth and efficient shifting between gears. The compact size and high torque capacity of planetary gears make them well-suited for this purpose, providing reliable and efficient power transmission in vehicles.

  • Four-Wheel Drive Systems:

Planetary gears are also employed in four-wheel drive systems, where they help distribute power between the front and rear wheels. By utilizing planetary gear arrangements, the torque can be split between the front and rear axles, providing improved traction and stability on various road conditions. This allows vehicles to have enhanced off-road capabilities and better performance in challenging driving situations.

  • Hybrid and Electric Vehicles:

Planetary gears play a crucial role in hybrid and electric vehicle powertrains. In these vehicles, planetary gear sets are often used to combine the power from the internal combustion engine and the electric motor. The gear arrangement allows for seamless transitions between different power sources, enabling efficient energy management and optimized performance.

  • Start-Stop Systems:

Start-stop systems, which automatically shut off the engine when the vehicle is stationary and restart it when needed, often incorporate planetary gears. These gears help engage and disengage the engine from the drivetrain smoothly, ensuring a quick and seamless transition between the engine’s off and on states. Planetary gears contribute to the overall efficiency and reliability of start-stop systems.

  • Power Steering:

Some power steering systems in automobiles utilize planetary gears to provide assistance in steering. These gears help amplify the driver’s input torque, making steering easier and more responsive. The compact size and high torque capacity of planetary gears make them suitable for power steering applications.

In summary, planetary gears find extensive use in automotive applications, including automatic transmissions, four-wheel drive systems, hybrid and electric vehicle powertrains, start-stop systems, and power steering. Their compact size, high torque capacity, and ability to achieve multiple gear ratios make them well-suited for these applications, providing efficient power transmission, improved performance, and enhanced driving experience in vehicles.

epicylic gear

How do planetary gears contribute to speed reduction and torque amplification?

Planetary gears offer the capability of both speed reduction and torque amplification, making them versatile components in various mechanical systems. Let’s explore how planetary gears achieve these functions:

  • Speed Reduction:

Planetary gears can reduce rotational speed by utilizing their gear arrangement. The key elements involved in speed reduction are the sun gear, planet gears, and ring gear. Consider the following scenarios:

  • Epicyclic Gear Set:

In a basic planetary gear arrangement, when the sun gear is used as the input and the ring gear is fixed, the planet gears rotate on their own axes while also revolving around the sun gear. This configuration causes the output speed to be lower than the input speed. The reduction in speed is determined by the gear ratios between the sun gear, planet gears, and ring gear.

  • Multiple Stages:

Planetary gears can be combined into multiple stages, with each stage having its own set of sun gears, planet gears, and ring gears. By connecting the output of one stage to the input of another, the rotational speed can be further reduced. This allows for greater flexibility in achieving the desired speed reduction in complex mechanical systems.

  • Torque Amplification:

Planetary gears are also capable of amplifying torque, enabling them to handle higher loads and provide increased output torque. The torque amplification occurs in the following scenarios:

  • Epicyclic Gear Set:

When the sun gear is used as the input and the ring gear is the output, the planet gears rotate on their own axes while also revolving around the sun gear. This arrangement allows for torque amplification, meaning the output torque can be higher than the input torque. The specific torque amplification factor depends on the gear ratios and the number of planet gears in the system.

  • Combination of Gear Stages:

By combining multiple stages of planetary gears, torque amplification can be further increased. Each stage contributes to the overall torque amplification, allowing the system to handle even higher loads and transmit greater torque.

In summary, planetary gears contribute to speed reduction by utilizing the gear ratios between the sun gear, planet gears, and ring gear. They achieve torque amplification by utilizing the arrangement of the gears in an epicyclic gear set, as well as through the combination of multiple gear stages. These capabilities make planetary gears valuable in various applications where speed reduction and torque amplification are required, such as automotive transmissions, industrial machinery, and power transmission systems.

epicylic gear

What industries commonly use planetary gears in their applications?

Planetary gears find applications in a wide range of industries and mechanical systems. Let’s explore some of the industries that commonly utilize planetary gears:

  • Automotive Industry:

The automotive industry extensively uses planetary gears in various applications. Planetary gears are commonly found in automatic transmissions, where they enable smooth gear shifting, provide different gear ratios, and transmit torque efficiently. They are also used in differential systems, allowing wheels to rotate at different speeds while maintaining power distribution.

  • Robotics and Automation:

Planetary gears play a crucial role in robotics and automation systems. They are employed in robotic joints and actuators to provide precise motion control, compact size, and high torque transmission. Planetary gears enable robotic arms to move accurately and handle heavy loads, making them essential components in industrial robots and robotic manipulators.

  • Aerospace and Aviation:

The aerospace and aviation industries utilize planetary gears in various applications. They are used in aircraft landing gear systems, where they provide reliable torque transmission and compact design. Planetary gears are also employed in aircraft engine systems, helicopter rotor systems, and satellite mechanisms due to their efficiency, high torque capacity, and ability to operate in space-restricted environments.

  • Power Generation:

Planetary gears are utilized in power generation equipment, including wind turbines and hydroelectric generators. In wind turbines, planetary gears enable the conversion of low-speed rotor rotation to high-speed generator rotation, ensuring efficient power generation. They are also employed in hydroelectric generators to transmit power from turbines to electrical generators, providing gear reduction and torque amplification.

  • Industrial Machinery:

Planetary gears are widely used in industrial machinery applications. They are found in heavy-duty machinery such as mining equipment, construction machinery, and material handling systems. Planetary gears provide high torque transmission, compactness, and durability, making them suitable for handling demanding tasks in industrial environments.

  • Marine and Shipbuilding:

The marine and shipbuilding industries employ planetary gears in various marine propulsion systems. They are used in marine engines, propeller systems, and thrusters. Planetary gears provide efficient power transmission, speed control, and compact design for propulsion systems in vessels ranging from small boats to large ships.

  • Medical Equipment:

In the medical field, planetary gears are utilized in various equipment and devices. They are found in medical imaging systems like CT scanners and MRI machines, providing precise motion control and reducing image distortion. Planetary gears are also used in surgical robots and medical devices that require compact size, high torque, and accurate positioning.

These are just a few examples of the industries that commonly use planetary gears in their applications. The versatility, efficiency, and compactness of planetary gears make them suitable for a broad range of industries where precise motion control, torque transmission, and space-saving design are essential requirements.

China supplier Spur Transmission Planetary Epicyclic Sun Gear worm and wheel gearChina supplier Spur Transmission Planetary Epicyclic Sun Gear worm and wheel gear
editor by CX 2023-09-12