Portable durometer for rubber ring detection

The utility model discloses a portable durometer for detecting a rubber ring, which comprises an operating platform, a supporting plate is arranged at one end of the top of the operating platform, a movable plate is hinged to the top of the supporting plate, the movable plate hinged to the top of the supporting plate is erected, fixed plates are respectively placed between the supporting plate and the movable plate, and two groups of fixing bolts are rotated. Two groups of fixing bolts are respectively in threaded connection with the upper end and the lower end of the fixed plate and are in threaded connection with the interiors of the supporting plate and the movable plate, so that the hardness of the rubber ring can be conveniently detected in the later period; the fixed plate is placed between a first threaded groove formed in the top of the movable plate and a second threaded groove formed in one side of the operation table, so that the movable plate is fixed to the top of the operation table, a semicircu