根据零件特点设计了一副组合式的冲孔、落料复合模冲压两种产品，介绍了模具结构，论述了组合式纵梁复合模的结构特点。
According to parts character, a pair of assembled punching, blanking compound die punching is designed, die structure is introduced, and assembled carling compound die structure is stated as well.
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