Turing Locomotion of a Worm-like Robot Using an Electromagnetic Actuator

Junghwan Back, Hongbin Liu, Youngshik Kim, Buhyun Shin*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

The aim of this study is to investigate the turning locomotion of a worm-like robot using four segmented solenoids. The electromagnetic force driven worm-like robot is composed of four solenoids, a compliance guide, and a tendon-driven mechanism. The structure of the actuator in the robot mimics the muscular structure and locomotion of an earthworm. The turning motion of the robot has been analyzed both theoretically and numerically. Electromagnetic force and friction force govern the motion of the robot. The prototype of the robot was fabricated based on the simulation study, and its performance was compared to the simulation study. The robot is able to turn along a guide of 1° with a friction of 0.5 and 500 A-turn. It was demonstrated that the worm-like robot achieved turning locomotion.

Original languageEnglish
Pages (from-to)501-506
Number of pages6
JournalTransactions of the Korean Society of Mechanical Engineers, A
Volume43
Issue number7
DOIs
Publication statusPublished - Jul 2019

Keywords

  • Bio-Mimetics
  • Elctromagnetic Actuator
  • Miniaturized Robot
  • Worm Robot

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