Flattening traction device based on polyester embroidery cloth

The utility model relates to the technical field of polyester embroidery cloth processing, in particular to a flattening traction device based on polyester embroidery cloth, which comprises a working table and a controller, a flattening cleaning device is arranged at the top end of the working table and comprises a fan, second fixing plates are fixedly connected to the front side and the rear side of the top end of the working table, and the fan is arranged on the second fixing plates. The inner side of the rear end of the second fixing plate located on the rear side is slidably connected with a sliding rod, and a spring is arranged on the outer side of the sliding rod. The sliding rod is reliably pulled outwards under the cooperation of sliding connection of the sliding rod and the second fixing plate, the inserting hole in the inner side of the front end of the winding roller is aligned with the conical head on the front side, and the conical head is clamped with the winding roller; the spring resets to dri