System design of a 9-DOF robot capable of fast and flexible rally task

Wen Zhang, Jing Li, Qiang Huang, Zhangguo Yu, Xuechao Chen, Gan Ma, Libo Meng, Yan Liu, Si Zhang, Fei Meng, Weimin Zhang, Junyao Gao

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

Dynamic interactions between a robot and environments have been an active field for years. A table tennis robot can serve as a comprehensive platform for these researches. Investigating previous work, neither articulated robot nor Cartesian one can solely provide satisfying solutions on this topic. This paper proposes a 9-DOF table tennis robot consisting of a flexible arm, a fast-moving body and highspeed cameras. The high-speed vision system identifies and predicts the target trajectory. The 7-DOF articulated arm can accomplish complicated and flexible operations while the 2-DOF fast-moving body in Cartesian space helps the arm to form an enough workspace. To perform rally task, a distributed and hierarchical control system based on RT-Linux which can be divided into ball trajectory identification, ball trajectory prediction, paddle trajectory planning and a real-time distributed motion controller for joints control is constructed. Experiments demonstrate the validity of the system design.

Original languageEnglish
Title of host publication2014 IEEE International Conference on Mechatronics and Automation, IEEE ICMA 2014
PublisherIEEE Computer Society
Pages1428-1433
Number of pages6
ISBN (Print)9781479939787
DOIs
Publication statusPublished - 2014
Event11th IEEE International Conference on Mechatronics and Automation, IEEE ICMA 2014 - Tianjin, China
Duration: 3 Aug 20146 Aug 2014

Publication series

Name2014 IEEE International Conference on Mechatronics and Automation, IEEE ICMA 2014

Conference

Conference11th IEEE International Conference on Mechatronics and Automation, IEEE ICMA 2014
Country/TerritoryChina
CityTianjin
Period3/08/146/08/14

Keywords

  • rally task
  • real-time system
  • table tennis robot

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