Automobile trunk is firm section mould utensil of structure for subassembly

The utility model discloses an automobile trunk is firm section mould utensil of structure for subassembly, including bottom plate, mould main part, be equipped with a plurality of cylinders on this bottom plate, these a plurality of cylinders are established ties by a trachea each other, this mould main part includes die holder and mold core, and this die holder is the cuboid form, is provided with reinforced block on die holder every angle respectively, is equipped with a holding chamber in die holder middle part fretwork, is provided with a plurality of locating pieces that carry out the annular clamped to the die holder around this holding chamber outside edge, this mold core is movable to be installed in the holding chamber, and the mold core upper end is protruding stretches in the holding chamber outsidely, is provided with a plurality of reinforcements gussets in this mold core of qieyu, and these a plurality of reinforcement gussets body coupling each other are clathrate, andthe border compartment is