Crimping machine consists of frame, automatic lifting mechanism, automatic edge of institutions, is characterized by frame welding a thread on the clutch, the spindle five sections, three sections of straight section, two pieces of screw thread section, there are three root rotating pole distribution is 120 degrees, a rotating rod end roller, roller at one end, motor through the worm gear and worm drive spindle automatic lifting mechanism and automatic edge institutions work, the crimping process automatically. Utility model is simple, flexible use, low cost and high efficiency.