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What are the characteristics of harmonic reducer bearings

02-20, 2023 / in News / by PRS

Harmonic reducers, also known as strain wave gears, are a type of gear reducer that use a flexible cup-shaped element to transmit torque and reduce speed. They are commonly used in robotic and automation applications due to their compact size and high precision. The harmonic reducer bearing is a key component of the harmonic reducer and plays a crucial role in ensuring its performance and longevity.

Characteristics of harmonic reducer bearings

harmonic reducer bearings


Harmonic reducer bearings are typically constructed from high-strength steel or other alloys, and are designed to withstand high levels of torque and stress. They consist of several different components, including an inner ring, an outer ring, and a set of rollers or ball bearings that transmit torque between the two rings.


The precision of harmonic reducer bearings is critical to the overall performance of the harmonic reducer. They are designed to provide a high level of accuracy and repeatability in the positioning and movement of the robotic or automation system.

Load capacity

Harmonic reducer bearings are designed to handle high levels of radial and axial loads, as well as moment loads, which are caused by eccentric or unbalanced loads. They are also designed to provide a high degree of stiffness and rigidity to ensure the stability and accuracy of the system.

harmonic reducer bearings


Harmonic reducer bearings require proper lubrication to ensure smooth operation and to prevent wear and damage. They are typically lubricated with a high-quality grease or oil that is designed to withstand the high levels of stress and heat generated during operation.


Harmonic reducer bearings require regular maintenance to ensure their longevity and reliability. This includes regular cleaning and inspection, as well as the replacement of worn or damaged components as needed.

In summary, the harmonic reducer bearing is a critical component of the harmonic reducer, which is a key element in many robotic and automation systems. Harmonic reducer bearings are designed to provide a high level of precision, load capacity, and durability, and require proper maintenance and lubrication to ensure their longevity and reliability.

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