Leveling auxiliary device for anchor rod drawing test

The utility model discloses an anchor rod drawing test leveling auxiliary device which is composed of an adjusting head, a high-strength aluminum cylinder and a slidable base plate, the adjusting headmakes contact with surrounding rock, one end of the high-strength aluminum cylinder is connected with the adjusting head in a matched mode, and the other end of the high-strength aluminum cylinder isconnected with the slidable base plate in a matched mode. The drawing instrument, the base plate and the fastening nut are sequentially mounted on the outer side of the slidable base plate; the adjusting head is made of a solid sphere in a machining mode, and a conical through hole is formed in the central axis of the adjusting head. Observation holes are symmetrically formed in the middle of thecylinder body of the high-strength aluminum cylinder; one side of the slidable base plate protrudes outwards to form a semicircular shape, and a conical through hole is formed in the central axis ofthe slidable base plate. And