Empty bottle washing machine

The utility model discloses an empty bottle washing machine, and particularly relates to the technical field of bottle washing machines, a belt conveyor comprises a conveying belt, a baffle is fixedly installed on the conveying belt, the conveying belt rotates in a reciprocating mode, the two ends of the conveying belt are provided with height-adjustable in-bottle cleaners, each in-bottle cleaner comprises a rotatable brush, the two brushes are oppositely arranged, and the two brushes are arranged on the conveying belt. Bottle body auxiliary rotating roller sets capable of being adjusted oppositely or separately in the horizontal direction are fixedly installed on the frame, through the arranged reciprocating type belt conveyor, under pushing of the baffles, the outer walls and the inner walls of bottles are brushed in the process that the bottles on the left sides and the right sides of the baffles move towards the direction of the brushes, and therefore the bottles can be conveniently cleaned. A worker only