Water mill drill with core-pulling structure

The invention relates to the technical field of water abrasive drills, in particular to a water abrasive drill with a core pulling structure, which comprises a body, an output mechanism is arranged on one side of the body, a drill barrel is mounted at the bottom of the output mechanism, an operation cavity is positioned in the drill barrel, a moving part is arranged in the operation cavity, and a rotating following part is arranged at the bottom of the moving part; a depth indicating piece is arranged at the upper end of the moving piece and used for displaying the specific drilling depth of the drilling barrel in the final stage of drilling. The clamping pushing pieces are located on the two sides of the operation cavity, clamping units are arranged on the inner sides of the clamping pushing pieces, the clamping pushing pieces and the clamping units are used for clamping a core body in the drill barrel, and the arranged pulling piece is matched with the moving piece, so that the pushing piece can be convenie