Dynamic Modelling of a Continuum Robot Arm with Five 3-DoF Segments

Isa B.I. Helal, Yixiong Du, Hao Wang, Xuping Zhang*

*Corresponding author for this work

Research output: Contribution to book/anthology/report/proceedingArticle in proceedingsResearchpeer-review

Abstract

Continuum robots have recently become a popular topic of research due to the wide range of their applications such as surgical applications, hazardous industrial areas, and search and rescue missions; The maneuverability of continuum robots proves them to be especially effective in unstructured environments. However, the non-linearity and compliant structure make the dynamics of the robot complicated. In this paper, a three-degree-of-freedom continuum robot arm is investigated. The kinematics of the robot are expressed by discretizing the robot into five segments. Each segment of the robot can bend, rotate, and extend/contract. Afterward, the Euler–Lagrange method is used to form the dynamic equations of the system. Then, the model is verified by a numerical simulation to solve the system for specific cases. The model is also experimentally validated for the same selected cases by using an available setup.

Original languageEnglish
Title of host publicationProceedings of the 2nd International Conference on Mechanical Systems
EditorsXiaoting Rui, Caishan Liu
Number of pages17
PublisherSpringer
Publication dateSept 2024
Pages477-493
DOIs
Publication statusPublished - Sept 2024
Event2nd International Conference of Mechanical System Dynamics, ICMSD 2023 - Beijing, China
Duration: 1 Sept 20235 Sept 2023

Conference

Conference2nd International Conference of Mechanical System Dynamics, ICMSD 2023
Country/TerritoryChina
CityBeijing
Period01/09/202305/09/2023
SeriesLecture Notes in Mechanical Engineering
ISSN2195-4356

Keywords

  • Continuum robot
  • Dynamic modelling
  • Highly deformable robot
  • Multibody system dynamics
  • Nonlinear dynamics

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