Combined position & force control of a robotic manipulator

J. Sijs, F. Liefhebber, G.W.R.B.E. Römer

Onderzoeksoutput: Hoofdstuk in Boek/Rapport/CongresprocedureConferentiebijdrageAcademicpeer review

19 Citaten (Scopus)
753 Downloads (Pure)

Samenvatting

The ARM is a 6 DOF robotic manipulator used by disabled people with a severe handicap at the upper extremities The present ARM is position and velocity controlled. The desired position of the robot is given by the user. However, in constraint scenario's, manipulation becomes too difficult and an assistant-controller is wanted. This assistant is based on external forces on the gripper of the robot, measured using a force-torque sensor. A new control strategy is designed for measured forces and user input. The basic principle of this strategy is derived from the way that humans steer their hand. Sensed forces are followed until they are not present anymore, except when the user wants to do a manipulation in that direction. Therefore a combined position/force controller was designed. All 6 DOF of the robot can be steered by both the user and the force controller at the same time. Beside the design of the control strategy, it is also implemented on the ARM and tested in four test-cases.
Originele taal-2Engels
TitelProceeding of the 10th IEEE International Conference on Rehabilitation Robotics (ICORR ‘07), June 13-15 2012, Noordwijk, The Netherlands
Plaats van productiePiscataway
UitgeverijInstitute of Electrical and Electronics Engineers
Pagina's106-111
ISBN van geprinte versie978-1-4244-1320-1
DOI's
StatusGepubliceerd - 2007
Evenementconference; ICORR 07 -
Duur: 1 jan. 2007 → …

Congres

Congresconference; ICORR 07
Periode1/01/07 → …
AnderICORR 07

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