Bottle bottom code spraying device

The utility model discloses a bottle bottom code spraying device. The system comprises a conveying device used for conveying bottles and cans, and a code spraying device used for spraying codes to thebottoms of the bottles and cans, a code reading device used for reading and identifying the sprayed codes sprayed to the bottoms of the bottles and cans and a removing device used for removing the bottles and cans with unqualified sprayed codes at the bottoms are sequentially arranged in the conveying direction of the conveying device. The conveying device comprises a clamping channel which is provided with a gap and used for clamping bottles and cans. The code spraying device and the code reading device are arranged below the gap of the clamping channel; the control system is in electric signal connection with the code spraying device, the code reading device and the rejecting device respectively. The bottle bottom code spraying device provided by the utility model can realize automaticspraying and checking of s