Fuente: WIPO "industrial hemp" The utility model discloses an extraction device for extracting dihydrocannabinol from industrial hemp, which comprises a grinding box, a feed port is arranged above the grinding box, the bottom end of the grinding box is fixedly connected with a case, the interior of the case is fixedly connected with a first engine, and the output end of the first engine is fixedly connected with a rotating rod. According to the industrial hemp raw material grinding device, industrial hemp raw materials are placed into the grinding box from the feeding port, the raw materials enter the filter box transfer box, the first engine drives the rotating rod to rotate, and the rotating rod rotates so as to drive the rotating box connected with the rotating rod through the connecting rod to rotate; the holes are formed in the rotating box, the industrial hemp raw materials are continuously stirred and ground so that the raw materials can be refined, subsequent extraction work can be better facilitated after the raw materials are refined, and therefore the purpose that the dihydrocannabinol in the industrial hemp is extracted more thoroughly and efficiently is achieved.