Design of a Compact Anthropomorphic Robotic Hand with Hybrid Linkage and Direct Actuation

Zechen Hu, Chunyang Zhou, Jinjian Li, Quan Hu*

*Corresponding author for this work

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

Abstract

This paper presents a newly developed small-sized, dexterous hand with multiple degrees of freedom (DOFs). With five fingers and a total of thirteen active degrees of freedom, this hand is comparable in size to an adult male’s hand. High-performance motors are installed in each finger, along with a combination of linkages and bevel gear mechanisms to ensure flexibility and high load capacity. The design of flexible linkages enhances the adaptive capability during grasping processes. The transmission mechanisms were analyzed to derive the inverse kinematic relationship between motor motion and finger joint motion. In addition, the DH parameters and four-bar linkage kinematics were utilized to calculate the workspace of the dexterous hand. Based on theoretical analysis of the workspace, it has been demonstrated that the dexterous hand has the ability to perform diverse tasks including object grasping and manipulation.

Original languageEnglish
Title of host publicationIntelligent Robotics and Applications - 16th International Conference, ICIRA 2023, Proceedings
EditorsHuayong Yang, Honghai Liu, Jun Zou, Zhouping Yin, Lianqing Liu, Geng Yang, Xiaoping Ouyang, Zhiyong Wang
PublisherSpringer Science and Business Media Deutschland GmbH
Pages322-332
Number of pages11
ISBN (Print)9789819964918
DOIs
Publication statusPublished - 2023
Event16th International Conference on Intelligent Robotics and Applications, ICIRA 2023 - Hangzhou, China
Duration: 5 Jul 20237 Jul 2023

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume14270 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference16th International Conference on Intelligent Robotics and Applications, ICIRA 2023
Country/TerritoryChina
CityHangzhou
Period5/07/237/07/23

Keywords

  • Compact transmission
  • Multiple degrees of freedom
  • Robotic hand

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