Box-dividing code spraying device and using method thereof

The invention discloses a box separating and code spraying device and a using method thereof.The box separating and code spraying device comprises two supporting plates which are symmetrically arranged, a first conveying mechanism and a second conveying mechanism are sequentially arranged between the two supporting plates, and a box separating mechanism used for separating packaging boxes is arranged between the first conveying mechanism and the second conveying mechanism; a synchronous box separation conveying structure which synchronously works to convey packages is formed between the second conveying mechanism and the box separation mechanism, an ink-jet printer and a detection camera are further arranged on the supporting plate on one side, the ink-jet printer is located over the second conveying mechanism, and the detection camera faces the second conveying mechanism under the ink-jet printer. According to the box separating device, the packaging boxes are quickly and accurately separated in the mode tha