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김근영(Kunyoung Kim),장순근(Soongeun Jang),정현섭(Hyunsup Jung),오강세(KangSae Oh),윤재정(JeaJung Yun),박춘달(Chundal Park) 한국자동차공학회 2011 한국자동차공학회 지부 학술대회 논문집 Vol.2011 No.4
Vehicle Sill side made of a thin sheet of steel has been constructed using Roll forming technology with the aim of ensuring occupant safety in the event of a side collision. This technology has been used to increase the strength of the vehicle body parts and to reduce the weight of the door impact beam as well as the number of work processes. However, Roll forming process is very difficult because of the inherent complexity of the process. For this reason, the FEM(Finite Element Method) is one of the computer analysis. it is used for Roll forming design. This study, Mechanical tests were performed to determine the material properties of the sill side specimen and the results of the tests were used as input data in stamping and structural simulation in order to obtain the optimal design of sill side.
김근영(Kunyoung Kim),장순근(Soongeun Jang),정현섭(Hyunsup Jung),오강세(KangSae Oh),윤재정(JeaJung Yun),박춘달(Chundal Park) 한국자동차공학회 2011 한국자동차공학회 부문종합 학술대회 Vol.2011 No.4
Vehicle Sill side made of a thin sheet of steel has been constructed using Roll forming technology with the aim of ensuring occupant safety in the event of a side collision. This technology has been used to increase the strength of the vehicle body parts and to reduce the weight of the door impact beam as well as the number of work processes. However, Roll forming process is very difficult because of the inherent complexity of the process. For this reason, the FEM(Finite Element Method) is one of the computer analysis. it is used for Roll forming design. This study, Mechanical tests were performed to determine the material properties of the sill side specimen and the results of the tests were used as input data in stamping and structural simulation in order to obtain the optimal design of sill side.
윤재정(Jaejung Yun),박동환(Donghwan Park),김근영(Kunyoung Kim) 한국생산제조학회 2011 한국생산제조시스템학회 학술발표대회 논문집 Vol.2011 No.4
With the increase of market demand on cost reduction, simultaneous forming technology, producing componenets by simultaneous deformation of several blank sheets, has been focused as one of the economic forming process minimizing consumption of time and cost. In the current study, simultaneous forming was introduced to the formation of automobile components such as Front side member. Re-design or modularization of the components were performed considering weight reduction and formability.