Fiber curling rate tester

The utility model belongs to the technical field of fiber crimp rate testing devices, and particularly relates to a fiber crimp rate tester which comprises a base, two vertical plates are fixedly connected to the right side of the upper portion of the base, an upper plate is connected to the upper end between the two vertical plates through bolts, and an electric push rod is connected to the middle of the lower side of the upper plate through bolts. The lower side of the telescopic end of the electric push rod is connected with a supporting plate, reinforcing devices are evenly arranged between the supporting plate and the upper plate, the lower side of the supporting plate is connected with a fixing base through bolts, the lower side of the fixing base is provided with a heating box, the heating box is located on the upper side of the base, and the lower side of the heating box is fixedly connected with a fixing block. The fixing block is connected with the base through a bolt, a heating wire and a temperatu