China wholesaler Automatic Power Transmission Gear Reducer Planetary Gearbox Speed Reduction for Gear Motors planetary gearbox

Product Description

We are a precision planetary reducer gearboxes manufacturer for electric motors ,electric machine,electric machinery.We supply variety custom made gear box and gears for power transmission through powder metallurgy process  .

Powder metallurgy (PM) is a term covering a wide range of ways in which materials or components are made from metal powders. PM processes can avoid, or greatly reduce, the need to use metal removal processes, thereby drastically reducing yield losses in manufacture and often resulting in lower costs.

The powder metallurgy press and sinter process generally consists of 3 basic steps: powder blending (pulverisation), die compaction, and sintering. Compaction is generally performed at room temperature, and the elevated-temperature process of sintering is usually conducted at atmospheric pressure and under carefully controlled atmosphere composition. Optional secondary processing such as coining or heat treatment often follows to obtain special properties or enhanced precision.

Mixing of powders
This can often involve the introduction of alloying additions in elemental powder form or the incorporation of a pressing lubricant.

Forming of the mixed powder into a compact
The dominant consolidation process involves pressing in a rigid toolset, comprising a die, punches and, possibly, mandrels or core rods. However, there are several other consolidation processes that are used in niche applications.

Sintering of the compact to enhance integrity and strength
This process step involves heating of the material, usually in a protective atmosphere, to a temperature that is below the melting point of the major constituent. In some cases, a minor constituent can form a liquid phase at sintering temperature; such cases are described as liquid phase sintering. The mechanisms involved in CHINAMFG phase and liquid phase sintering are discussed briefly in a later section.

Secondary operations
The application of finishing processes to the sintered part. In the Powder Metallurgy industry, such processes are often referred to as secondary operations.

Powder metallurgy (PM)Typical workpiece materials 

Workpiece material Density (grams/cc) Yield strength (psi) Tensile strength (psi) Hardness (HRC)
Iron 5.2 to 7.0 5.1*103 to 2.3*104 7.3*103 to 2.9*104 40 to 70
Low alloy steel 6.3 to 7.4 1.5*104 to 2.9*104 2.00*104 to 4.4*104 60 to 100
Alloyed steel 6.8 to 7.4 2.6*104 to 8.4*104 2.9*104 to 9.4*104 60 and up
Stainless steel 6.3 to 7.6 3.6*104 to 7.3*104 4.4*104 to 8.7*104 60 and up
Bronze 5.5 to 7.5 1.1*104 to 2.9*104 1.5*104 to 4.4*104 50 to 70
Brass 7.0 to 7.9 1.1*104 to 2.9*104 1.6*104 to 3.5*104 60

Specification
 

Product name Powder metallurgy precision planetary gearboxes for machines
material metal alloy, Iron , stainless steel , brass 
process Metal injection molding , powder metallurgy
Surface treatment Polishing , plating ,sand blasting , PVD , coating
Tolerance ±0.3%
Drawing format DWG ,IGS , STP
Delivery time  30 days for mass production

Gearbox dimension: 4mm , 6mm , 8mm , 12mm , 18mm , 22mm , 28mm 
DC gear motor : 3V , 12V , 24V
Micor gear box

Sintered metal gearbox factory 

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Four-Step
Samples:
US$ 3/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

speed reducer gearbox

Considerations for Choosing Lubrication for Speed Reducer Gearboxes

Choosing the right lubrication for speed reducer gearboxes is crucial to ensure optimal performance, longevity, and efficiency. Several factors should be taken into account when making this decision:

  • Operating Conditions: Consider the temperature range, load, and speed at which the gearbox operates. Extreme temperatures or heavy loads may require specialized lubricants.
  • Lubricant Type: Choose between oil and grease lubrication. Oil provides better heat dissipation and is suitable for high-speed applications, while grease offers better sealing and is ideal for applications with frequent starts and stops.
  • Viscosity: Select the appropriate viscosity grade of lubricant based on the operating conditions. Higher viscosity is generally preferred for heavy loads and high temperatures.
  • Additives: Some applications may require lubricants with specific additives, such as anti-wear additives, extreme pressure additives, or corrosion inhibitors, to enhance performance and protection.
  • Sealing and Contamination: Consider the effectiveness of sealing mechanisms to prevent contamination from dust, water, and other particles. Proper sealing helps extend the lubricant’s lifespan.
  • Compatibility: Ensure that the selected lubricant is compatible with the materials used in the gearbox construction, including seals, gaskets, and gear materials.
  • Re-Lubrication Intervals: Determine how frequently re-lubrication is required. Some applications may demand frequent re-lubrication, while others can operate with longer intervals.
  • Environmental Impact: Consider environmental regulations and restrictions when selecting lubricants to minimize ecological impact and ensure compliance.

By carefully evaluating these factors and consulting with lubrication experts, industries can choose the right lubrication strategy for their speed reducer gearboxes, promoting smooth operation and extending the equipment’s service life.

speed reducer gearbox

Maintenance Practices for Extending the Lifespan of Speed Reducer Gearboxes

Proper maintenance is essential for ensuring the longevity and optimal performance of speed reducer gearboxes. Here are some crucial maintenance practices to extend their lifespan:

Regular Inspection: Conduct routine visual and auditory inspections to identify any signs of wear, misalignment, or unusual noise. Detecting issues early allows for timely intervention and prevents further damage.

Lubrication: Follow the manufacturer’s guidelines for lubrication frequency and type. Adequate lubrication ensures smooth gear operation, reduces friction, and prevents premature wear and overheating.

Lubricant Quality: Use high-quality lubricants recommended by the gearbox manufacturer. Proper lubricant selection contributes to effective lubrication and protection against corrosion.

Cleaning: Regularly clean the exterior of the gearbox to prevent the accumulation of dirt, debris, and contaminants that could impact its performance and cooling ability.

Torque Check: Periodically check and re-tighten mounting bolts and fasteners to maintain proper torque and prevent loosening due to vibrations and operational forces.

Alignment: Ensure proper shaft alignment to minimize excessive loads on gears and bearings. Misalignment can lead to increased wear and reduced efficiency.

Temperature Monitoring: Monitor the operating temperature of the gearbox and ensure it stays within the recommended range. Excessive heat can degrade lubricant properties and damage internal components.

Seal Inspection: Check seals and gaskets for signs of leaks. Damaged seals can lead to lubricant loss and contamination, affecting gearbox performance.

Filter Replacement: If the gearbox has a filtration system, regularly replace filters to maintain clean lubricant and prevent abrasive particles from causing damage.

Vibration Analysis: Perform periodic vibration analysis to detect any abnormal vibrations that could indicate misalignment, imbalance, or other issues. Addressing these problems promptly can prevent further damage.

Professional Service: Engage with qualified technicians or service providers for comprehensive inspections and maintenance, especially for complex or critical applications.

By adhering to these maintenance practices, you can maximize the lifespan of your speed reducer gearboxes, ensure reliable operation, and avoid costly downtime or premature replacement.

speed reducer gearbox

What is a Speed Reducer Gearbox and How Does It Function in Mechanical Systems?

A speed reducer gearbox, also known as a gear reducer or gearhead, is a mechanical device used to reduce the rotational speed of an input shaft while increasing the output torque. It consists of a combination of gears with different sizes and configurations that work together to achieve the desired speed reduction and torque increase.

The primary function of a speed reducer gearbox is to adapt the output speed and torque of a power source, such as an electric motor or an internal combustion engine, to match the requirements of a specific application. By changing the speed and torque characteristics, the gearbox enables efficient power transmission and motion control in various industrial and mechanical systems.

The basic operation of a speed reducer gearbox involves the interaction of different types of gears, such as spur gears, helical gears, bevel gears, and worm gears. These gears mesh together to create a mechanical advantage, which results in the reduction of output speed and the amplification of output torque. The specific gear arrangement and ratios determine the extent of speed reduction and torque multiplication achieved by the gearbox.

Speed reducer gearboxes find widespread use in applications where the input power source operates at higher speeds and lower torques than what is required for the output application. Examples include conveyor systems, industrial machinery, robotics, automotive transmissions, and various types of manufacturing equipment. By providing the necessary speed reduction and torque increase, speed reducer gearboxes play a crucial role in optimizing the performance and efficiency of these mechanical systems.

In summary, a speed reducer gearbox is a mechanical component that utilizes gear combinations to reduce input speed and increase output torque, enabling effective power transmission and motion control in a wide range of industrial applications.

China wholesaler Automatic Power Transmission Gear Reducer Planetary Gearbox Speed Reduction for Gear Motors   planetary gearbox	China wholesaler Automatic Power Transmission Gear Reducer Planetary Gearbox Speed Reduction for Gear Motors   planetary gearbox
editor by CX 2024-01-10