Washing device of desizing-scouring-bleaching combination machine

The utility model relates to a washing device of a desizing-scouring-bleaching combined machine, which comprises a box body, a cloth guide roller group, a carding roller, a wool suction device and a circulating mechanism, the box body is provided with a mounting rack, the carding roller is rotatably mounted on the mounting rack, the carding roller is used for removing flocks on the surface of cloth, the wool suction device is mounted on the outer side wall of the box body, the wool suction device is used for sucking away the flocks on the carding roller, and the circulating mechanism is used for circulating the flocks on the carding roller. A circulating mechanism is arranged on the outer side wall of the box body and used for circulating the cleaning liquid in the box body, part of flock on the cloth is ground away after the cloth is ground by the carding roller, the flock is sucked away by the flock suction device, the cloth is soaked into the cleaning liquid in the box body after being treated by the cardi