The utility model discloses an integration biosorption device for smelting oily waste water treatment, including reactor noumenon and first baffle, this reactor noumenon's upper end is equipped with water inlet and delivery port, first baffle divide into two parts with the inside cavity of reactor noumenon, and the space that first baffle and reactor noumenon set up between the lateral wall of that side of water inlet is the biosorption pond, and first baffle and reactor noumenon set up space between the lateral wall of that side of delivery port and be the sedimentation tank, first baffle middle part is equipped with the upper portion delivery port, and has the interval between its bottom and the reactor noumenon bottom, as the lower part delivery port, the bottom tiling in biosorption pond has the aeration pipe, the bottom of sedimentation tank has the inclined plane, and the least significant end on this inclined plane lies in a board lower portion delivery port department, and the lower part delivery port and the upper portion delivery port entering sedimentation tank of the first baffle of water follow in the biosorption pond carry out mud -water separation. The device can dispose of sewage effectively remaining macromolecule organic matter and wet goods.