Punching device for punched holes and using method thereof

The invention relates to a punching device for punched holes and a using method thereof. The device for punching a plurality of holes on a thin plate (4) comprises a frame (9) which is fixedly provided with a worktable (91) for bearing the thin plate (4) and a stamping liner (41) and an upper mounting box body (92), a punching lift driving device (8) comprising a telescopic pole (81) is fixedly mounted in the upper mounting box body (92), the lower end of the telescopic pole (81) is fixedly connected to a guide block (82) which slides front and back, and the lower left side of the guide block (82) which slides front and back is fixedly connected to a front pressing rolling shaft (72) and a back pressing rolling shaft (71), wherein the front pressing rolling shaft (72) and the back pressing rolling shaft (71) are separated in a front-and-back direction and are rotatably provided with pressing rollers (74), respectively. 种冲孔用冲孔装置及其使用方法，所述装置用于对薄板（4）冲制多个冲孔，包括固定设置有用以承载所述薄板（4）以及冲压衬垫（41）的工作台（91）和上安装箱体（92）的机架（9），所述上安