A method for improving calibration accuracy of Multi-robot Base Frame

Wan Xin Yang, Juan Hao, Can Zhi Guo, Xian Chun Xu, Xin Hao Zheng

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

1 Citation (Scopus)

Abstract

The calibration of the relative positional relationship between the base frame of multiple robots is the basis of multi-robot collaborative work. Therefore, it is necessary to accurately measure the relative positional relationship. The calibration method based on the robot itself has the advantages of simple operation and low cost, but the teaching accuracy is difficult to be guaranteed and the calibration accuracy is low. The four-point calibration method proposed in this paper was based on the calibration method of the robot itself. Adopted the principle of homogenization error to improve the calibration accuracy. The ultrasonic scanning experiment proves that the method can reduce the calibration error to 1mm and can effectively improve the accuracy of automated ultrasonic testing.

Original languageEnglish
Title of host publicationProceedings of 2019 IEEE Far East NDT New Technology and Application Forum, FENDT 2019
EditorsChunguang Xu
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages168-172
Number of pages5
ISBN (Electronic)9781728134109
DOIs
Publication statusPublished - Jun 2019
Event2019 IEEE Far East NDT New Technology and Application Forum, FENDT 2019 - Qingdao, China
Duration: 24 Jun 201927 Jun 2019

Publication series

NameProceedings of 2019 IEEE Far East NDT New Technology and Application Forum, FENDT 2019

Conference

Conference2019 IEEE Far East NDT New Technology and Application Forum, FENDT 2019
Country/TerritoryChina
CityQingdao
Period24/06/1927/06/19

Keywords

  • Industrial robot
  • base frame calibration
  • error homogenization
  • ultrasonic testing

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