The invention provides a ship bed and belongs to the technical field of ship cabin equipment, aiming at solving the technical problems of an existing ship bed that the rest of sailors is influenced by the fluctuation and shaking of the ship in wind waves and the like. The ship bed comprises a bed plate and is characterized in that a connecting shaft I and a connecting shaft II are fixed at the middle parts of two sides of the bed plate respectively; the bed plate is arranged in an inner supporting ring; the inner supporting ring is fixed in an outer supporting ring; the outer supporting ring is arranged on a U-shaped fork frame; the connecting shaft I is provided with a balance motor I; the connecting shaft II is provided with a balance motor II; a connecting shaft III and a connecting shaft IV are fixed at the front end and rear end of the bed plate respectively; the connecting shaft III is provided with a balance motor III; the connecting shaft IV is provided with a balance motor IV; the bottom end of a supporting rod which is vertically fixed at the bottom of the U-shaped fork frame is connected with a stabilization keeping device. When the ship fluctuates and jolts, the bed plate keeps in a horizontal state, and the sailors feel comfortable when the sailors have a rest.