Self-adjusting torque wrench for dental implant

The self-adjusting torque wrench comprises a first-stage rod, one end of the first-stage rod is rotationally sleeved with a hinge seat, one side of the hinge seat is fixedly connected with a second-stage rod, the surface of the hinge seat is fixedly sleeved with a cam, the other end of a sliding column is slidably sleeved with a third-stage rod, and the third-stage rod is fixedly connected with a second-stage rod. A torsion debugging assembly is arranged on one side of the second-stage rod and one side of the third-stage rod jointly, and a side plate is installed on the side, close to the torsion debugging assembly, of the second-stage rod in an embedded mode. By arranging the first-level rod, the second-level rod, the third-level rod, the torsion testing assembly, the working spring and the connecting rope, the working spring can be regularly tested and adjusted before working, so that the torque of the working spring is within a normal range in the early working stage each time, errors caused by inaccurate