Production line of composite desulfurizer

The utility model provides a composite desulfurizer production line which comprises a raw material processing box, a wet feed inlet and a hard feed inlet are symmetrically arranged at the top of the raw material processing box, a drying cavity and a crushing cavity are respectively arranged below the wet feed inlet and the hard feed inlet, and conveying cavities are symmetrically arranged at the bottom of the raw material processing box. Belt conveyors are arranged in the two conveying cavities correspondingly, discharging pipes are arranged above the two belt conveyors correspondingly, the two discharging pipes are connected with the drying cavity and the crushing cavity correspondingly, the ends, away from the raw material treatment box, of the two belt conveyors are located above openings of the two raw material bins correspondingly, and the two raw material bins are integrated; the discharge port of the raw material bin is connected with the stirring box through the batching device, the stirring box is co