Kinematics, Design and Experimental Validation of a Novel Parallel Robot for Two-Fingered Dexterous Manipulation

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TitreKinematics, Design and Experimental Validation of a Novel Parallel Robot for Two-Fingered Dexterous Manipulation
Type de publicationConference Paper
Year of Publication2019
AuteursHaouas W, Laurent GJ, Thibaud S, Dahmouche R
Conference Name2019 IEEE/RSJ INTERNATIONAL CONFERENCE ON INTELLIGENT ROBOTS AND SYSTEMS (IROS)
PublisherIEEE; RSJ
Conference Location345 E 47TH ST, NEW YORK, NY 10017 USA
ISBN Number978-1-7281-4004-9
Résumé

Two-fingered manipulation robotic systems are widely used in many applications and notably at small scales. The commonly employed solution is based on the attachment of a gripper on a robot. This paper introduces a new eight degrees of freedom (DoF) mechanism intended for two-fingered dexterous manipulation. The eight DoFs are obtained via a parallel architecture moved by eight actuators that are attached to the base of the robot. The novelty lies in the use of a 2-DoF configurable platform that insures two relative rotations of the gripper jaws (opening and twisting) in addition to the 6-DoF Cartesian movements. The paper presents the kinematics and the design of a proof-of-concept able to grasp, roll, translate and rotate objects in a single compact design. A prototype is operated to manipulate and insert a 2-mm screw.