Bottom-lapping glue-feeding automatic sprue-removing mold

The utility model discloses a bottom-lapping glue-feeding automatic sprue-removing mold. The bottom-lapping glue-feeding automatic sprue-removing mold comprises a lower mold core, an upper mold core, a lower insert and a group of side inserts, wherein the lower insert is arranged in the lower mold core; the side inserts are arranged between the lower mold core and the upper mold core, are in butt joint in a relatively horizontal opening and closing manner and are arranged around the lower insert; a cavity of an injection molding part is formed among the lower insert, the upper mold core and the group of side inserts, an annular table is arranged at the top of the lower insert, an inner sinking glue injection runner is arranged in the annular table, and a plurality of glue injection ports which are arranged in a diverging manner from the center to the outside are formed in the inner sinking glue injection runner; a plurality of first ejection columns which are arranged in a surrounding mode and movably ascend