Machine -building drilling machine

The utility model provides a machine -building drilling machine, belongs to industry machine tool apparatus equipment technical field, including PMKD, place recess, stationary mast, slip picture peg, fixed recess, an activity card post, fixed handle, its characterized in that: the last top of PMKD surface the place ahead edge is equipped with places the recess, place the interior back top of recess square each fixedly connected with stationary mast of the bilateral symmetry of edge on the surface, it has the slip picture peg to place the inside fixed cartridge of recess, edge's symmetry respectively is equipped with fixed recess about the place ahead of the last top of PMKD surface, each fixed cartridge of edge is controlled in top surface the place ahead on the slip picture peg has activity card post, every each fixedly connected with fixed handle of department in the middle of the surface of top on the activity card post, the hand that can avoid the staff is scraped and is touch the hand to can be with work