The invention relates to an automatic device. The invention aims to provide an autonomous recovery device of a water surface unmanned boat, and according to the device, the unmanned boat can be stablyrecovered to a mother ship. According to the technical scheme, the autonomous recovery device of the water surface unmanned boat comprises a main controlling table arranged on the mother ship; and the autonomous recovery device is characterized by further comprises a first controlling platform, a lifting platform, a rotating platform and a second controlling platform, wherein the first controlling platform is provided with a handle, the lifting platform is arranged on the rotating platform and used for driving the first controlling platform to vertically move, the rotating platform is arranged on the second controlling platform and is used for driving the lifting platform to horizontally move, and the second controlling platform is arranged on the mother ship and is used for driving the rotating platform to rotate; and the rotating platform comprises a base, a stand column, a lifting arm, a sliding table, a rotating mechanism and a walking mechanism, wherein the base is fixed on the second controlling platform, the stand column is positioned on the base in a rotating mode, the lifting arm is fixed on the top of the stand column and stretches transversely, the sliding table is capable of sliding in the length direction of the lifting arm, the rotating mechanism is used for driving the stand column to rotate, and the walking mechanism is used for driving the sliding table to slide on the lifting arm.