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Investigation on the Shape Reconstruction of Cable-Driven Continuum Manipulators Considering Super-Large Deflections and Variable Structures

  • Harbin Institute of Technology Shenzhen

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

Abstract

The Cable-driven continuum manipulator is a kind of robot with high flexibility and dexterity. It has been attracting extensive attention in the past few years due to its potential applications for complex tasks in confined spaces. However, it is a challenge to accurately obtain the manipulator’s shape, especially for super-large deflections, like more than 180 In this paper, a novel shape reconstruction method based on Bézier curves is proposed for cable-driven continuum manipulators considering super-large defections and variable structures. In addition, a variety of structures of continuum manipulators are considered, where five kinds of manipulators with variable cross sections are manufactured and tested. The feasibility of the proposed method is verified by both simulations and experiments. Results show that the shape reconstruction errors (root-mean-square-error) are all less than 2.35 mm, compared to the 180 mm long manipulators, under various manipulator structures.

Original languageEnglish
Title of host publicationIntelligent Robotics and Applications - 15th International Conference, ICIRA 2022, Proceedings
EditorsHonghai Liu, Weihong Ren, Zhouping Yin, Lianqing Liu, Li Jiang, Guoying Gu, Xinyu Wu
PublisherSpringer Science and Business Media Deutschland GmbH
Pages183-194
Number of pages12
ISBN (Print)9783031138218
DOIs
StatePublished - 2022
Externally publishedYes
Event15th International Conference on Intelligent Robotics and Applications, ICIRA 2022 - Harbin, China
Duration: 1 Aug 20223 Aug 2022

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume13456 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference15th International Conference on Intelligent Robotics and Applications, ICIRA 2022
Country/TerritoryChina
CityHarbin
Period1/08/223/08/22

Keywords

  • Bézier curve
  • Continuum manipulators
  • Shape reconstruction
  • Super-large deflection
  • Variable structures

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