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Application of FE analysis for Optimal Design of Caulking Process
박진기(Jingee Park),박준영(Junyoung Park),최석우(Seogou Choi),서성렬(Sungyoul Seo),윤덕재(Dukjae Yoon),김영석(Youngsuk Kim) 한국자동차공학회 2004 한국자동차공학회 춘 추계 학술대회 논문집 Vol.- No.-
Inner tie-rod (ITR) end assembly module is widely used in the steering systems of automobiles. The ITR module is composed of ball stud, ball seat, and socket and manufactured by caulking process. To qualify the final product of the ITR module, caulking process of the ITR module should be optimized to satisfy requirements of the ITR module such as allowable displacement, pull-out force, tilting angle and torque of the ball stud. In this paper, we investigate the deformation characteristic of both caulking and pull-out processes using FE analysis and clarify the effect of the forming parameters on allowable displacement, pull-out force and tilting angle. The FE analysis results are compared with experiments for validity of FE analysis.