Novel full-automatic ink-jet printer

A novel full-automatic code spraying machine comprises a control box, a fixing frame, a conveying belt, a receiver, an emitter, a code spraying assembly and dust removal equipment. The fixing plate is arranged on the connecting plate; the emitter is arranged on the fixing plate and located over the receiver, and the emitter is electrically connected with the control box; the code spraying assembly is arranged on the fixing plate. The supporting frame is arranged on the fixing frame, and the cleaning roller is rotationally arranged on the supporting frame and makes contact with the conveying belt. The dust collection hopper is arranged on the fixing frame in a sliding mode and covers the cleaning roller. The connector is in threaded connection with the dust collection hopper and abuts against the fixing frame. The connecting air pipe is arranged at the air inlet end of the dust removal equipment and communicates with the connector. The code spraying assembly is controlled to start to work within a period of ti