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Why non-backdrivability is a problem for Force Control

Posted on Jan 29, 2023 by enrikds — Leave a comment

Minimising the stiction will improve the resolution of your force controlled application.

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Posted in General, Mechanical Design

Backdrivability on ball screws

Posted on Jan 1, 2021 by enrikds — 3 Comments

This article complements previous entry on general backdrivability exploring the conditions under which a ball screw is backdrivable. Power transmission screws—ball screws and lead screws—are typically used for converting rotary motion to linear motion. But when a load is applied axially…

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Posted in General, Mechanical Design, Robotic devices, Robotics

Backdrivability

Posted on Dec 5, 2017 by enrikds — Leave a comment

There is a trend in robotics towards the use of backdrivable actuators due to multiple reasons. One of them, is the need of sharing the environment with humans. Such a robot needs flexibility to adapt the differences between real environmental…

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Posted in Robotics
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