Printing washing machine with cleaning mechanism

The printing washing machine comprises a rack, a washing bin, a water inlet pipe, a water outlet pipe, a guide roller, a washing assembly, an extrusion assembly and the cleaning mechanism, the rack comprises a support and a mounting plate, the support is arranged in the cloth conveying direction, the guide roller is rotationally connected to the support, and the cleaning mechanism comprises a scraping assembly and a moving assembly. In the using process, cloth enters the washing bin through the guiding effect of a guiding roller, the cloth is dehydrated through the extrusion assembly after being washed through the washing assembly, in the washing process, floating colors and dirt on the cloth enter washing liquid in the washing bin and finally accumulate in the inner wall of the washing bin, the scraping assembly is driven by the moving assembly to move, and the cloth is scraped through the scraping assembly. Dirt on the inner wall of the washing bin is cleaned, so that the content of the dirt in the cleaning