In view of the forming process difficulty of the high precision part,the problems of the present cold extruding die,such as big flash and low service life were analyzed.

• 针对某精密零件加工成形中存在的难点,分析了目前所使用的冷挤压模具结构中存在的飞边大、模具寿命低等问题,提出了模具结构改进措施。