Guide mechanism for guiding power head of core drilling machine

The utility model discloses a guiding mechanism for guiding a core drill power head, which comprises a sliding seat and a linear unthreaded shaft, a sliding hole is formed in the front side of the sliding seat, mounting grooves are symmetrically formed in the upper and lower inner walls of the sliding hole, mounting battens are fixedly connected to the inner walls of the mounting grooves, and the linear unthreaded shaft is fixedly connected with the mounting battens. A plurality of inserting holes are linearly and uniformly formed in the opposite surfaces of the two mounting battens, connecting columns are rotationally connected to the inner walls of the inserting holes through bearings, pulleys are fixedly connected to the ends, facing the sliding holes, of the connecting columns, sliding grooves are symmetrically formed in the upper side wall and the lower side wall of the linear optical shaft, and the inner walls of the sliding grooves are slidably connected with the side walls of the pulleys. Through the