China factory Epicyclic Transmission Planetary Drive Spur Gear bevel gearbox

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

epicyclic gear

Can you provide examples of vehicles or devices that use epicyclic gears?

Epicyclic gears, also known as planetary gears, are employed in various vehicles and devices for efficient power transmission and control. Here are some examples:

1. Automotive Transmissions:

Epicyclic gears are extensively used in automotive transmissions, including automatic transmissions and continuously variable transmissions (CVT). They allow for smooth gear shifting, gear reduction, and torque multiplication, enhancing vehicle performance and fuel efficiency.

2. Wind Turbines:

Many wind turbines utilize epicyclic gear systems to convert the low-speed rotation of the wind turbine blades into high-speed rotation required by the generator. Epicyclic gears enable efficient power transmission, allowing wind turbines to generate electricity effectively.

3. Robotics:

Epicyclic gears find applications in robotics for precise motion control and torque transmission. They are used in robotic arms, humanoid robots, and other robotic mechanisms where compactness and versatility are essential.

4. Industrial Machinery:

Various industrial machinery, such as conveyors, mixers, and machine tools, incorporate epicyclic gears for power transmission and speed control. Epicyclic gear systems provide reliable and efficient operation in demanding industrial environments.

5. Aircraft Systems:

Epicyclic gears are employed in aircraft systems, including helicopter transmissions and auxiliary power units (APUs). They enable gear reduction, torque multiplication, and precise control in critical aircraft operations.

6. Power Tools:

Many power tools, such as drills, grinders, and impact wrenches, utilize epicyclic gears to deliver high torque and variable speed control. Epicyclic gear systems enhance the performance and usability of power tools across various applications.

7. Bicycle Hubs:

Some advanced bicycle hubs employ epicyclic gears for gear shifting and multiple gear ratios. These gear systems allow cyclists to change gears smoothly, adapt to different terrains, and optimize pedaling efficiency.

8. Marine Propulsion Systems:

Epicyclic gears are utilized in marine propulsion systems, including marine transmissions and outboard motors. They enable efficient power transfer and speed control in marine vessels.

These are just a few examples of vehicles and devices that incorporate epicyclic gears. Their widespread use across various industries is a testament to the advantages and versatility offered by epicyclic gear systems.

epicyclic gear

What are the challenges associated with designing and manufacturing epicyclic gears?

Designing and manufacturing epicyclic gears, also known as planetary gears, can present several challenges. Here’s a detailed explanation:

1. Complex Geometry:

Epicyclic gears have a complex geometry due to the arrangement of multiple gears and the interactions between the sun gear, planet gears, and ring gear. Designing the gear profiles and ensuring proper gear meshing requires advanced mathematical calculations and modeling techniques.

2. Gear Tooth Profile Design:

The design of the gear tooth profiles is critical to ensure smooth and efficient gear operation. Achieving the correct tooth profiles, such as involute or cycloidal, requires precise calculations and considerations for factors like tooth strength, backlash, and clearance.

3. Load Distribution and Gear Sizing:

Determining the appropriate number of planet gears and their sizing is crucial for achieving proper load distribution. The load distribution affects gear durability and performance. Designers must carefully analyze the load distribution and consider factors such as torque, speed, and material properties to ensure optimal gear sizing.

4. Manufacturing Tolerances:

Epicyclic gears have tight manufacturing tolerances due to their complex geometry and the need for precise gear meshing. Achieving the required tolerances during the manufacturing process can be challenging and may require specialized equipment and techniques.

5. Assembly and Alignment:

Proper assembly and alignment of the gear components are crucial for achieving smooth gear operation and minimizing wear. Aligning the gears with high accuracy during assembly can be challenging, especially in large gear systems where multiple components need to be precisely aligned.

6. Lubrication and Cooling:

Epicyclic gears require effective lubrication and cooling to ensure optimal performance and durability. Designing proper lubrication systems and ensuring effective cooling in the gear system can be challenging, especially in applications where gears operate under high loads and speeds.

7. Noise and Vibration:

Epicyclic gears can generate noise and vibrations during operation, which can be undesirable in certain applications. Designing gears that minimize noise and vibration requires careful consideration of factors such as gear tooth profiles, gear meshing, and damping techniques.

8. Cost and Complexity:

Designing and manufacturing epicyclic gears can be cost-intensive and complex compared to simpler gear systems. The complexity of the gear geometry, manufacturing tolerances, and assembly requirements can contribute to higher production costs and increased manufacturing challenges.

In summary, the challenges associated with designing and manufacturing epicyclic gears include complex geometry, gear tooth profile design, load distribution and gear sizing, manufacturing tolerances, assembly and alignment, lubrication and cooling, noise and vibration, as well as cost and complexity. Overcoming these challenges requires advanced design and manufacturing techniques, precision engineering, and careful consideration of various factors to ensure optimal gear performance and durability.

epicyclic gear

What is an epicyclic gear and how does it function?

An epicyclic gear, also known as a planetary gear, is a gear system that consists of one or more outer gears, an inner gear, and a central gear, known as a sun gear. Here’s a detailed explanation of how it functions:

1. Gear Arrangement:

In an epicyclic gear system, the sun gear is located at the center and is surrounded by multiple outer gears, also called planet gears. The planet gears are typically mounted on a carrier, which allows them to rotate around the central sun gear.

2. Gear Engagement:

The teeth of the planet gears mesh with both the sun gear and an outer ring gear, also known as the annular gear. The annular gear has internal teeth that engage with the planet gears and external teeth that provide the outer boundary of the gear system.

3. Input and Output:

The input and output connections can be achieved in different ways depending on the design. Typically, the sun gear serves as the input shaft, while the carrier or the annular gear acts as the output shaft. The rotation of the input shaft (sun gear) causes the planet gears to orbit around it and rotate, resulting in the output shaft’s motion.

4. Gear Ratios:

An essential feature of epicyclic gears is their ability to provide different gear ratios by changing the arrangement of the gears. By holding one component stationary, such as fixing the annular gear or the carrier, and driving another component, the gear system can achieve various speed and torque combinations.

5. Gear Functions:

Epicyclic gears have several useful functions in mechanical systems, including:

  • Speed reduction: By fixing the sun gear and rotating the carrier or the annular gear, the output speed can be reduced compared to the input speed.
  • Speed increase: By fixing the carrier or the annular gear and rotating the sun gear, the output speed can be increased compared to the input speed.
  • Directional changes: Changing the gear engagement arrangement allows reversing the direction of rotation between the input and output shafts.
  • Torque multiplication: By utilizing the gear ratios, an epicyclic gear system can multiply or divide the torque between the input and output shafts, providing mechanical advantage.
  • Braking: By holding specific components, such as the sun gear or the carrier, the gear system can act as a brake, preventing rotation or controlling the speed of the output shaft.

Epicyclic gears find applications in various mechanical systems, including automotive transmissions, gearboxes, power tools, and robotics, due to their compact size, versatility, and ability to achieve multiple gear ratios within a single gear system.

China factory Epicyclic Transmission Planetary Drive Spur Gear bevel gearboxChina factory Epicyclic Transmission Planetary Drive Spur Gear bevel gearbox
editor by CX 2023-11-06