Automatic anchor rod device

The invention relates to the technical field of tunnel construction, in particular to an automatic anchor rod device which comprises an anchor rod warehouse, an anchor rod grabbing mechanism, a main rock drill, a screw mechanism, an auxiliary rock drill and a guide mechanism. The tunnel anchor rod reinforcing device is used for reinforcing anchor rods of a tunnel, solves the problem that the anchor rods are not manually installed in place and achieves automation of the anchor rod process. The anchor rod warehouse comprises an anchor rod warehouse rotating motor, a chuck, an anchor rod warehouse supporting rod and an anchor rod and is used for supplying the anchor rod to the anchor rod operation, and the anchor rod grabbing mechanism comprises a clamping device clamping jaw, a hydraulic oil cylinder, a rotating motor and a connecting rod and is used for grabbing the anchor rod in the anchor rod warehouse so that the rod connecting action in the main rock drill can be carried out. The screw mechanism comprises