Drum type metal powder recovery device

The invention discloses a drum type metal powder recovery device, which comprises a column and a recovery box fixedly installed at the upper end of the column. The lower end of the recovery box is connected with a dust collecting bucket. The lower end of the dust collecting bucket is connected with a dust discharging pipe. An opening is formed at the joint of the upper surface and the outer wall surface of one side of the recovery box, and a cylindrical electromagnet is horizontally arranged in the opening. A rotating shaft is fixedly installed at the central axes of the two end faces of the cylindrical electromagnet, and the other end of the rotating shaft is inserted in a rolling way into the front and rear box walls of the recovery box. A driving motor for driving the rotating shaft torotate is installed on the outer wall of the recovery box. One end of the upper surface of the recovery box is inlaid with a dust filter net. The beneficial effects are as follows: the drum type metalpowder recovery device of