The invention discloses a cleaning and drying device conveniently removing impurities for down feather production and processing. The cleaning and drying device includes a cleaning device, a water inlet pipe, a stirring rod, a transmission belt, a suction opening, a fan, a first water outlet, a protective cover, a protective door, an air-tight door, a spin-dry revolving drum, a second air hose anda blowpipe; the upper of the cleaning device is provided with a feed inlet, the lower of the feed inlet is provided with a rotating rod, the water inlet pipe is located below the left side of the cleaning device, and the cleaning device is internally connected with a first motor through the rotating rod; and the stirring rod is located at the outer side of the rotating rod, the second air hose isarranged in the transmission belt which is provided with through holes, and the through holes are connected with scraping plates. According to the cleaning and drying device conveniently removing theimpurities for the down feather production and processing, the cleaning device is arranged to clean down feather, subsequent processing can be prevented from affection due to impurities in the down feather, and the cleaning of the down feather is facilitated.