Novelty: there is disclosed a self-cleaned juice extractor which can be automatically-washed up in order to prevent smell and flavor confusion of juice successively produced from different edible products. Technical features: cleaning is obtained by combination of mechanical and electric systems allowing the water ingress in the juice extractor and, thereby, the washing of all sections thereof; the disassembly of all sections of the invented mechanism and casing enclosing the juice extractor accommodates the repairs thereof as well as the emptying of the vat without affecting any function of the juice extractor. The whole mechanism may be connected to the water mains or even to the drainage system; furthermore, the added water container facilitates the relocation of the juice extractor in case that connection with water mains is not possible; additionally, it may be applied to professional floor-based juice extractors; the addition of a cooling mechanism to a table or portable container multiplies the usabili