Fecha de publicación: 23/03/2021 Fuente: WIPO "circular economy" The utility model relates to the technical field of waste steel screening, in particular to a screening device for waste steel crushing, which can replace manual work to screen waste materials, improve the working efficiency, convey the screened waste materials and improve the practicability. The screening device comprises a screening basket, vibration motors, protruding blocks, a beam and a conveying belt, a screen is arranged in the middle of the top end of the screening basket, two sets of supporting legs are arranged at the bottom end of the screening basket and installed on a foundation through damping devices, multiple sets of vibration motors are installed at the bottom end of the screening basket, and the output ends of the vibration motors are connected with the protruding blocksin a matched mode; a first rotating roller and a second rotating roller are arranged between the two sets of cross beams, the two ends of the first rotating roller and the two ends of the second rotating roller are rotatably connected with the inner sides of the two sets of cross beams respectively, the conveying belt is wound around the first rotating roller and the second rotating roller and located on the bottom side of the screen, and the first rotating roller is connected with the output end of the power set.