The forming technics of a small round angle cylinder is analyzed. Adopting once punching process and using fewer cost and worse plasticity leftover material finish twice drawing of compound die.

• 分析了小圆角圆筒件的成形工艺性,利用成本较低、塑性较差的角料,采用一次冲压工序完成二次拉伸的复合模。