Study on virtual punch velocity in simulation of sheet metal forming by explicit method 薄板成形仿真動(dòng)力顯式算法的虛擬凸模速度分析
A finite element model describing the drawing process of the heat - shield panel of automobile engine is established by using the commercial dynamic explicit code ls - dyna 摘要使用基于動(dòng)態(tài)顯式算法的商業(yè)軟件ls - dyna建立了某汽車發(fā)動(dòng)機(jī)隔熱罩拉延成形的有限元模型,通過(guò)所建立的有限元模型分析了壓邊力對(duì)拉延成形的影響。