Mechanism Design of DLR Humanoid Robots

Christian Ott, Máximo A. Roa, Florian Schmidt, Werner Friedl, Johannes Englsberger, Robert Burger, Alexander Werner, Alexander Dietrich, Daniel Leidner, Bernd Henze, Oliver Eiberger, Alexander Beyer, Berthold Bäuml, Christoph Borst, Alin Albu-Schäffer

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

2 Scopus citations

Abstract

This chapter provides an overview on the development process from lightweight manipulators toward anthropomorphic humanoid robots at the German Aerospace Center – DLR. The technological basis for these robots is a modular drive concept based on a tight mechatronic integration of brushless DC motors, harmonic drive gears, and link-side joint torque sensors. The feedback of the joint torque allows to generate a back-drivable behavior, which facilitates the implementation of highly sensitive impedance controllers. Compliant control is the basis for safe and dependable operation of these robots during physical interaction with the environment and with humans. This chapter summarizes the mechatronic design concepts as well as the basic control and planning strategies of two torque-controlled humanoid robots developed at DLR, the wheeled robot Rollin’ Justin, and the biped robot Toro.

Original languageEnglish
Title of host publicationHumanoid Robotics
Subtitle of host publicationA Reference
PublisherSpringer Netherlands
Pages637-662
Number of pages26
ISBN (Electronic)9789400760462
ISBN (Print)9789400760455
DOIs
StatePublished - 1 Jan 2018
Externally publishedYes

Keywords

  • Position-controlled Joints
  • Torque Sensor
  • Torque-controlled Light Weight Robot
  • Variable Impedance Actuators
  • Wheeled Humanoid Robot

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