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Analysis for rotation orthogonality of a dynamically adjusting generalized gough-stewart parallel manipulator

  • Harbin Institute of Technology

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

Abstract

A Gough-Stewart parallel manipulator using point decoupled design method is orthogonal only at a single point, which means that it has small high-precision workspace. It is hard to break through its’ restriction to be applied in the field of engineer applications with larger workspace. This paper formulates the problem to guarantee continuous orthogonality when the manipulator rotating along the z-axis, called rotation orthogonality. Compared to traditional optimum, the rotation orthogonality leads to better performances with enlarged workspace. A class of dynamically adjusting generalized Gough-Stewart parallel manipulators (DAGGSPM) is proposed. The dynamically adjusting mechanism for rotation orthogonality and the related algorithm are deduced analytically. Through analysis of three typical cases and numerical verifications, the results show that a DAGGSPM can pave the way for high-precision applications with large scale workspace including laser weapon pointing, scanning microscopes and integrated circuit fabrication.

Original languageEnglish
Title of host publicationIntelligent Robotics and Applications - 10th International Conference, ICIRA 2017, Proceedings
EditorsYongAn Huang, Hao Wu, Zhouping Yin, Honghai Liu
PublisherSpringer Verlag
Pages359-370
Number of pages12
ISBN (Print)9783319652917
DOIs
StatePublished - 2017
Event10th International Conference on Intelligent Robotics and Applications, ICIRA 2017 - Wuhan, China
Duration: 16 Aug 201718 Aug 2017

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume10463 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference10th International Conference on Intelligent Robotics and Applications, ICIRA 2017
Country/TerritoryChina
CityWuhan
Period16/08/1718/08/17

Keywords

  • A pair of circular hyperboloids
  • Analytical algorithm
  • Dynamically adjusting generalized gough-stewart parallel manipulators
  • Optimum design
  • Rotation orthogonality

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