Core shooting machine

The utility model discloses a core shooting machine for sand mould casting, relates to mould casting, and solves the problem of a gap between a sand shooting hole and a mould. The core shooting machine comprises a base, a sand shooting cylinder, the mould and a mould closing air cylinder, wherein a stand column part used for mounting the sand shooting cylinder is arranged on the base; a compaction device matched with the sand inlet of the sand shooting cylinder is arranged on the stand column part; the compaction device can be longitudinally adjusted; supporting lugs are arranged on the two sides of the compaction device; the upper ends of the supporting lugs extend into the stand column part, and the sand shooting cylinder is connected to the lower ends of the supporting lugs. Through the arrangement of the compaction device, the gap between the sand shooting hole and the mould is avoided and the sand core forming quality is improved.