本文基于UG软件提出了一种复杂曲面覆盖件模具的分区加工方法，并以汽车前盖内板的凸模加工为例，详细介绍了基于该法的模具CAM过程。
The method of divided-area machining for complicated surface panel die based on UG software has been presented with introduction to such CAM process in details of production of an automotive panel.
落料凸模内装有导正销，保证了工件上孔和外形的相对位置准确，提高了加工精度。
Blanking punch contents is a derivative sales, and guarantee the workpiece and the shape of the holes in the relative position accurately, improve processing accuracy.
根据具体情况随时可以快速调换相应的凸模和圆凹模，及转盘的快速定位，类似于数控转塔冲床，来达到加工产品多品种的要求。
We could quickly change punch and round concave at anytime production required, the quick location of turntable like nc revolving tower type press machine, it could produce many kinds of productions.
通过改进拉伸凸模结构，提高球面轴承座模具加工质量。
Through improving the punch structure, improved the spherical surface bearing housing die machining quality.
在进行模具设计时，采用半球形凸模等方式可以实现正、反拉深在一套模具，普通液压机上完成加工。
In the die design, the use of spherical punch made the process of deep drawing and reverse redrawing achieved in one set of mold and common hydraulic press.
凸模和凹模，可根据客户要求进行精加工，表面光洁度高，公差准确。
Punch and die, according to customer requirements for finishing, surface finish, tolerances.
其凸、凹模需要经过多次的加工，对设计和制造的要求较高。
针对模具制造中遇到的微小异形凸模难加工问题，介绍了采用冷压成形工艺——立体压制方法。
The principle, structure and key design points of three-point fixing method to special-shaped small punch are introduced, and compared with traditional fixing methods.
针对模具制造中遇到的微小异形凸模难加工问题，介绍了采用冷压成形工艺——立体压制方法。
The principle, structure and key design points of three-point fixing method to special-shaped small punch are introduced, and compared with traditional fixing methods.
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