汽车零件冲孔及侧冲孔模具设计应用

Design and application of punching and side punching tool for auto's front frame upper part

介绍汽车前车架零件的冲孔、侧冲孔复合模具的结构、工作原理,给出了冲裁设备的选定以及凸、凹模刃口尺寸设计、模具材料及淬火硬度等。

The detailed structure and main principle of compound punching and side punching tool for auto＇s front frame have been introduced in the text. The selection of punching equipment and the blade dimension design of convex and concave tool have been put forward. The selection of material and the quenching hardness have been described.