Vibration type impurity removal device for waste steel bars

The utility model relates to the technical field of metal recovery, and provides a waste steel bar vibration type impurity removal device which comprises a bottom plate, a first U-shaped frame fixedly installed at the top of the bottom plate, a rotating plate hinged to the inner side wall of the first U-shaped frame, a second U-shaped frame fixedly installed at the top of the bottom plate, and an air cylinder hinged to the inner side wall of the second U-shaped frame. A third U-shaped frame is fixedly installed at the bottom of the rotating plate, the output end of the air cylinder is hinged to the third U-shaped frame, a round rod is fixedly installed at the top of the rotating plate, the side wall of the round rod is sleeved with a spring, and a rectangular box is slidably connected to the side wall of the round rod; through the arrangement of the first U-shaped frame, the rotating plate, the second U-shaped frame, the air cylinder, the third U-shaped frame, a limiting plate, a round rod, a spring, a rectan