Tool for measuring height difference of different mandrel parts

The utility model relates to a tool for measuring the height difference of different mandrel parts, which is characterized by comprising a tool main body, an angle measuring instrument, a motor shaft coupling and an input shaft coupling, the motor shaft coupling is detachably connected with the input shaft coupling left and right, the tool main body is U-shaped, and the angle measuring instrument is arranged on the tool main body. The two ends of the tool body are connected to the motor shaft coupler and the input shaft coupler respectively, the angle measuring instrument is detachably installed on the top of the tool body, and a first connecting hole matched with a motor shaft is formed in the end face, away from the input shaft coupler, of the motor shaft coupler. A motor shaft of the motor is connected into the motor shaft coupler through the first connecting hole, a second connecting hole matched with the input shaft is formed in the end face, away from the motor shaft coupler, of the input shaft coupler,