Square billet steel splitting device

The invention belongs to the technical field of continuous casting and rolling production, and relates to a square billet steel splitting device which comprises a row of roller ways, a steel pushing device, a transverse moving rack and a material taking device, a temporary storage rack is arranged between the row of roller ways and the material taking device, and the temporary storage rack is in butt joint with the row of roller ways; a single support is fixedly arranged on the side, away from the row of roller ways, of the temporary storage rack, a V-shaped sliding groove is formed in the single support, and the width of the sliding groove is matched with that of a single square billet. One side of the sliding groove is in butt joint with the temporary storage rack, the other side of the sliding groove is provided with the material taking device, the steel pushing device pushes square billets to the temporary storage rack from the row of roller ways, and the square billets slide to the single supports one by