Metallurgy auxiliary material coarse and fine screening device

The utility model relates to the technical field of material thickness screening, and discloses a metallurgical auxiliary material thickness screening device which comprises a main body mechanism, a loading mechanism, a screening mechanism, an unloading mechanism and a supporting mechanism, the loading mechanism is located on the upper side of the main body mechanism, and the screening mechanism is located in the middle of the main body mechanism; the discharging mechanism is located in the middle of the main body mechanism, the supporting mechanism is located at the lower end of the main body mechanism, the main body mechanism comprises a base, a connecting column, a fixing frame, a supporting column, a fixing frame and a positioning hole, the connecting column is fixedly installed at the upper end of the base, and the fixing frame is fixedly installed at the upper end of the connecting column. According to the coarse and fine screening device for the metallurgical auxiliary materials, through installation o