The invention discloses an automatic cover mounting machine for photoelectric IC production. The machine comprises a machine frame and a working platform arranged on the machine frame, wherein an automatic feeding mechanism, a conveying mechanism, an absorbing displacement mechanism and a press-fit mechanism are arranged on the working platform, the conveying mechanism is arranged at the discharging end of the automatic feeding mechanism, the absorbing displacement mechanism is arranged between the conveying mechanism and the press-fit mechanism, action elements in the automatic feeding mechanism, the conveying mechanism, the absorbing displacement mechanism and the press-fit mechanism are all connected with a display control device, and the display control device controls the work of the automatic feeding mechanism, the conveying mechanism, the absorbing displacement mechanism and the press-fit mechanism, and the press-fit mechanism is used for mounting a cover on a photoelectric IC. The automatic cover mounting machine for photoelectric IC production has the advantages of being capable of achieving automatic operation, high in efficiency, high in qualified rate of products and the like.