一种简便的板料下料装置南昌航空工业学院鲁世强，付铭旺，黄懋衡１引言在板料成形性能研究或冲压新工艺试验研究过程中，经常需要一系列各种直径的圆形板料。若采用落料模下料，则需准备多套模具，这显然费时、费力又极不经济；若采用手工剪或电动剪下料，则剪出的料沿圆... A simple sheet blanking device Nanchang Institute of Aeronautical Engineering Lu Shijiang, Fu Mingwang, Huang Maoheng 1 Introduction In the sheet forming properties of the new process or stamping process of testing and research, often require a series of circular plates of various diameters material. If the blanking die unloading, you need to prepare multiple sets of mold, which is obviously time-consuming, laborious and very uneconomical; if the use of hand-cut or electric scissor, then cut the material along the circle ...