China supplier Manufacturer Servo Motor High Torque Pab Series Precision Planetary Gearbox gearbox adjustment

Product Description

Manufacturer Servo Motor High Torque PAB series Precision Planetary Gearbox



1. Gearbox Housing & Flange: Aluminum-alloy Die Casting ADC12
2. Gear set: Precision Planetary Gear Set
Ring Gears: 40Cr
Planetary Gears: 20CrMnTi, Surface Hardness HRC58~62, Inner Hardness HRC33~40
3. Input Configurations: Keyed Hollow Shaft with Motor Adaptor
4. Output Configurations: Keyed CHINAMFG Shaft Output
keyless Solid Shaft Output
5. Applicable Motors:
Servo Motors, Stepper Motors

1. AOKMAN high precision planetary gearboxes including a full series of inline(linear) and right angle precision planetary gearboxes
2. High precision, high dynamic, low backlash
3. Up to 3 optional backlash: Ultra Precision Backlash, High Precision Backlash, Standard Backlash
4. Superior performance for precision industrial automation and servo applications


series Stage Models Ratio Rated Torque Rated input Speed Max input Speed Backlash Efficiency
PPG(Linear) 1 PPG040 3,4,5,7,8,10 9N.m~423N.m 25,003,000,360,040,000,000 3600 ≤10 arcmin ≥97%
PPG060 4800
PPG080 6000
PPG120 8000
2 PPG040 12,15,20,25,30,35,40,50,70,100 9N.m~423N.m 25,003,000,360,040,000,000 3600, ≤15 arcmin ≥94%
PPG060 4800
PPG080 6000
PPG120 8000

1.More than 35 years experience in R&D and manufacturing, export gear motors & industrial gearboxes.
2. Standardization of the gearbox series
3. Strong design capability for large power & customized gearboxes.
4. High quality gearboxes and proven solutions provider.
5. Strict quality control process, stable quality.
6. Less than 2% of the quality complaints.
7. Modular design, short delivery time.
8. Quick response & professional services

AOKMAN was founded in 1982, which has more than 36 years in R & D and manufacturing of gearboxes, gears, shaft, motor and spare parts.
We can offer the proper solution for uncountable applications. Our products are widely used in the ranges of metallurgical, steel, mining, pulp and paper, sugar and alcohol market and various other types of machines with a strong presence in the international market.
AOKMAN has become a reliable supplier, able to supply high quality gearboxes.With 36 years experience, we assure you the utmost reliability and security for both product and services.

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Application: Motor, Machinery, Industry
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Bevel Gear
Step: Single-Step


Customized Request

precision planetary gearbox

How do temperature and environmental conditions affect the operation of precision planetary gearboxes?

The temperature and environmental conditions in which precision planetary gearboxes operate have a significant impact on their operation. Here’s a detailed explanation of how temperature and environmental conditions affect the performance of precision planetary gearboxes:

1. Temperature:

– High Temperatures:

– Excessive heat can adversely affect the lubrication properties of the gearbox, leading to increased friction and wear.

– High temperatures can cause lubricants to degrade, resulting in reduced lubrication effectiveness and potential damage to gears and bearings.

– Thermal expansion of gearbox components can also affect gear meshing and lead to increased backlash or misalignment.

– To mitigate these issues, precision planetary gearboxes may incorporate heat-resistant materials, specialized lubricants, and cooling mechanisms.

– Low Temperatures:

– In extremely cold environments, the viscosity of lubricants can increase, resulting in poor lubrication and increased friction.

– Cold temperatures can make lubricants less effective in forming protective films on gear surfaces, leading to accelerated wear and reduced gearbox performance.

– Precision planetary gearboxes designed for low-temperature operation may incorporate lubricants with lower viscosity or provisions for external heating.

2. Humidity and Moisture:

– High Humidity and Moisture:

– Moisture and high humidity levels can promote corrosion and rust formation on gearbox components, impacting their functionality and lifespan.

– Water ingress into the gearbox can contaminate the lubricant, leading to reduced lubrication effectiveness and accelerated wear.

– Precision planetary gearboxes used in humid or wet environments may incorporate effective sealing mechanisms, corrosion-resistant materials, and regular maintenance practices to mitigate these issues.

– Low Humidity and Dry Environments:

– In dry environments, the lack of moisture can lead to inadequate lubrication film formation, resulting in increased friction and wear.

– Precision planetary gearboxes operating in such conditions may require lubricants with higher viscosity or moisture-retaining additives.

3. Dust and Particulate Contamination:

– Dust, dirt, and other particulate contaminants can adversely affect the performance of precision planetary gearboxes.

– Ingress of particles into the gearbox can cause abrasive wear, increase friction, and damage gear teeth and bearings.

– Precision planetary gearboxes used in dusty or dirty environments often incorporate effective sealing mechanisms, filtration systems, and regular cleaning practices to prevent contamination.

4. Shock and Vibration:

– High levels of shock and vibration can impact the operation and lifespan of precision planetary gearboxes.

– Excessive shock loads or vibrations can lead to gear tooth damage, misalignment, and premature failure of bearings.

– Precision planetary gearboxes used in applications with high shock and vibration levels may incorporate features such as reinforced housing, improved gear tooth profiles, and vibration-damping elements.

5. Altitude:

– Operating at high altitudes can affect the performance of precision planetary gearboxes.

– Reduced air density at higher altitudes can impact cooling effectiveness, leading to higher operating temperatures.

– Gearboxes designed for high-altitude operation may require additional cooling provisions or adjustments in lubrication and material selection.

In summary, temperature and environmental conditions significantly impact the operation of precision planetary gearboxes. High temperatures can lead to lubrication degradation and thermal expansion issues, while low temperatures can affect lubricant viscosity and film formation. Humidity and moisture can cause corrosion and lubricant contamination, while dust and particulate contamination can result in abrasive wear. Shock, vibration, and high-altitude conditions also pose challenges to gearbox performance. To address these issues, precision planetary gearboxes may incorporate specialized materials, sealing mechanisms, cooling systems, lubrication adjustments, and maintenance practices tailored to specific temperature and environmental conditions.

precision planetary gearbox

Are there specific industries where precision planetary gearboxes are most commonly used?

Yes, precision planetary gearboxes find applications in various industries where their specific characteristics and performance capabilities are highly valued. Here’s a detailed explanation of some of the industries where precision planetary gearboxes are commonly used:

1. Robotics and Automation:

– Precision planetary gearboxes are extensively used in robotics and automation systems.

– They provide high torque density, compact size, and precise motion control, making them ideal for robotic joints, actuators, and positioning systems.

– The high efficiency and backlash reduction of precision planetary gearboxes contribute to the overall accuracy and reliability of robotic systems.

2. Aerospace and Defense:

– The aerospace and defense industries rely on precision planetary gearboxes for various applications.

– They are used in aircraft landing gear systems, control surfaces, weapon systems, and satellite deployment mechanisms.

– Precision planetary gearboxes offer high torque transmission, compactness, and reliable performance in demanding environments.

3. Industrial Automation and Machinery:

– Precision planetary gearboxes are widely used in industrial automation and machinery applications.

– They are employed in conveyors, packaging equipment, printing machinery, machine tools, and material handling systems.

– The high torque capacity, efficiency, and compact design of precision planetary gearboxes make them suitable for various industrial processes.

4. Medical and Healthcare:

– Precision planetary gearboxes play a crucial role in medical and healthcare equipment.

– They are used in medical robots, surgical devices, prosthetics, and imaging systems.

– The compact size, precise motion control, and reliability of precision planetary gearboxes meet the stringent requirements of the medical industry.

5. Automotive and Electric Vehicles:

– Precision planetary gearboxes are employed in automotive and electric vehicle applications.

– They are used in powertrain systems, electric vehicle transmissions, and hybrid vehicle drivetrains.

– The high torque density, efficiency, and compactness of precision planetary gearboxes contribute to improved vehicle performance and fuel efficiency.

6. Renewable Energy:

– Precision planetary gearboxes are utilized in renewable energy systems, such as wind turbines and solar trackers.

– They enable the conversion of rotational motion from wind or solar energy into electrical power.

– Precision planetary gearboxes in renewable energy systems require high efficiency, durability, and the ability to handle varying loads and environmental conditions.

7. Machine Vision and Optics:

– Precision planetary gearboxes are used in machine vision systems, optical equipment, and cameras.

– They provide smooth and precise movement for focusing, zooming, and adjusting optical elements.

– The compact size, high torque capacity, and low backlash of precision planetary gearboxes contribute to accurate imaging and optical performance.

These are just a few examples of the industries where precision planetary gearboxes are commonly used. Their versatility, compactness, reliability, and precise motion control make them a preferred choice in applications requiring high torque transmission and precise motion control.

precision planetary gearbox

What is a precision planetary gearbox?

A precision planetary gearbox is a type of gear system that offers high precision and efficiency in power transmission. Here’s a detailed explanation:

A precision planetary gearbox consists of several key components:

1. Planetary Gears:

– The core of a precision planetary gearbox is the arrangement of planetary gears. These gears are typically small in size and are mounted on individual shafts called planet gears.

– The planet gears rotate around a central sun gear and are enclosed within an outer ring gear. The sun gear is connected to the input shaft, while the outer ring gear is connected to the output shaft.

2. Input and Output Shafts:

– The input shaft is the component that delivers power to the gearbox, usually connected to a motor or an engine.

– The output shaft is the component that receives power from the gearbox and transmits it to the desired application.

3. Carrier:

– The carrier is a structure that holds the planet gears and allows them to rotate around the central sun gear.

4. Ring Gear:

– The outer ring gear serves as the fixed component of the gearbox, providing support and housing for the planet gears.

How does a precision planetary gearbox work?

– When the input shaft rotates, it drives the sun gear, which in turn drives the planet gears through meshing. As the planet gears rotate around the sun gear, they also rotate on their own axis due to their connection to the carrier.

– The rotation of the planet gears causes them to engage with and rotate the outer ring gear.

– The output shaft is connected to the outer ring gear and receives the rotational motion from the planet gears, transmitting it to the desired application.

Advantages of a precision planetary gearbox:

1. High Efficiency:

– Precision planetary gearboxes are known for their high efficiency in power transmission. The design minimizes frictional losses, resulting in more efficient energy transfer.

2. Compact and Lightweight:

– The compact layout of the planetary gears allows for a high gear reduction ratio in a relatively small and lightweight package.

– This makes precision planetary gearboxes suitable for applications where space and weight constraints are important considerations.

3. High Precision:

– Precision planetary gearboxes are designed to provide accurate and consistent rotational motion.

– The gear arrangement distributes the load across multiple gears, reducing backlash and ensuring precise positioning.

4. Versatility:

– Precision planetary gearboxes can be customized with different gear ratios and configurations to suit a wide range of applications.

– They are commonly used in various industries, including robotics, automation, aerospace, automotive, and manufacturing.

In summary, a precision planetary gearbox is a gear system that utilizes an arrangement of planetary gears to transmit power with high precision, efficiency, and versatility. Its compact design, high efficiency, and ability to provide accurate motion make it a popular choice for many applications.

China supplier Manufacturer Servo Motor High Torque Pab Series Precision Planetary Gearbox   gearbox adjustment	China supplier Manufacturer Servo Motor High Torque Pab Series Precision Planetary Gearbox   gearbox adjustment
editor by CX 2024-04-26

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