Fuente: WIPO "essential oil or extracts" The utility model relates to the technical field of essential oil extraction, in particular to an essential oil extraction device which comprises a smashing box, smashing equipment, a grinding box, grinding equipment and a residue taking assembly, the smashing equipment is installed in the smashing box, the grinding box is connected with the smashing box, and the grinding equipment is installed in the grinding box. The slag taking assembly comprises a sealing door, a guide rail, a connecting rod and a driving component, the sealing door is slidably connected with the grinding box and located on one side of the grinding box, the guide rail is fixedly connected with the grinding box and located on the side, close to the sealing door, of the grinding box, the connecting rod is fixedly connected with the sealing door and connected with the guide rail through the driving component, and the driving component is connected with the connecting rod. And the connecting rod is driven to move, so that the ground plant raw material residues can be conveniently output, and the effect that the subsequent grinding efficiency is low due to the fact that the residues are inconvenient to output is avoided.