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Numerical simulation and experimental study on the weld-line movement of tailor-welded blank

  • Xiuli Hu*
  • , Hao Zhao
  • , Zhongwen Xing
  • *Corresponding author for this work
  • School of Mechatronics Engineering, Harbin Institute of Technology

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

Abstract

TWB and its forming technology play important role in lightweight manufacturing for the automobile parts. The weld-line movement during TWB forming process affects the product quality greatly. In this paper, two main influence factors of the movement, BHF and the blank thickness at the both sides of the weld-line, were studied by both the experiments and finite element simulation. The results showed that BHF has significant impact on the weld-line movement, especially when the thickness difference of the blanks in TWB is beyond a certain range. Besides, suitable BHF and thickness of the blanks can not only control the weld-line movement, but also improve the formability of TWB.

Original languageEnglish
Title of host publicationManufacturing Science and Engineering I
Pages357-360
Number of pages4
DOIs
StatePublished - 2010
Externally publishedYes
Event2009 International Conference on Manufacturing Science and Engineering, ICMSE 2009 - Zhuhai, China
Duration: 26 Dec 200928 Dec 2009

Publication series

NameAdvanced Materials Research
Volume97-101
ISSN (Print)1022-6680

Conference

Conference2009 International Conference on Manufacturing Science and Engineering, ICMSE 2009
Country/TerritoryChina
CityZhuhai
Period26/12/0928/12/09

Keywords

  • Blank holder force (BHF)
  • Tailor-welded blank (TWB)
  • Weld-line

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