Hollow gypsum block mold machine

The utility model relates to the field of pattern dies for manufacturing building prefabricated parts, in particular to a hollow gypsum block die machine which comprises a bottom frame, a cavity mechanism, a core mechanism, an ejection mechanism, a die assembly hydraulic cylinder and a supporting block. The bottom frame comprises an upper supporting plate, a lower supporting plate and supporting legs. The ejection mechanism comprises an ejection hydraulic cylinder, a connecting plate, an ejection rod and an ejection plate; the cavity mechanism comprises a box body and a plurality of partitionplates, and the partition plates and the box body are of an integrated structure. The mold core mechanism comprises a push plate, an upper sealing plate and an inserting rod; the hollow gypsum block mold machine disclosed by the utility model can be used for producing a plurality of groups of hollow gypsum blocks in a short time; the mold is simple in structure and high in production efficiency, is provided with the eject