Abstract
A system for preparing orders for products stored in a logistics warehouse. The system includes: a products-storage store including plural stories, each story having a shelf unit having levels subdivided into storage locations; autonomous mobile picking robots, capable of moving around in at least one circulation zone of each story, the picking robots ensuring picking of products inside the storage locations of a given level of a shelf unit, each picking robot able to stow a picked product on a storage support of the picking robot while the robot moves around on the ground; a lift able to move a picking robot from one story of the products-storage store to another; an order preparation zone distant from the products-storage store towards which the picking robots convey picked products, the order preparation zone including a workstation for making up the order from the products conveyed by the picking robots.