Cut off die device

The utility model discloses a cut off die device relates to mould technical field, including the lower mould, it includes the die holder, arranges the lower mould blade holder on this die holder and arrange the support group spare at this die holder, the lower mould blade holder includes lower mould blade holder body and arranges a plurality of lower die tool edge at this lower mould blade holderbody up end edge, support group spare is including being used for supporting the regional a plurality of of the die casting opposite sex along with the shape supporting shoe, and with mould on the lower mould assorted, it includes the upper die base, arrange this upper die base below compress tightly the subassembly, at least one is arranged the last edge of a knife base of terminal surface underthis upper die base and arranges at each go up the last edge of a knife subassembly of edge of a knife base, it includes that a plurality of is with corresponding to go up edge of a knife subassemblythe first mould edge of a k