Iron substance separation device in waste incineration slag treatment

The utility model belongs to the field of separation equipment, and particularly relates to an iron substance separation device in waste incineration slag treatment, which comprises a box body, a transmission belt is arranged on the box body, an observation window is arranged on one side of the box body, two symmetrically arranged connecting seats are fixedly arranged on the inner wall of the top of the box body, and a first groove is arranged at the bottom end of each connecting seat. Vertical rods are slidably mounted in the first grooves, the same transverse plate is fixedly mounted at the bottom ends of the two vertical rods, an electromagnet is fixedly mounted at the bottom of the transverse plate, racks are fixedly mounted on one sides of the vertical rods, and the same first rotating rod is rotatably mounted on the inner walls of the sides, away from each other, of the two first grooves; the first rotating rod is fixedly provided with two symmetrically-arranged first gears, and the first gears are enga