The invention relates to a cleaning device, in particular to an aquaculture paphia undulata surface cleaning device, and aims to solve the technical problem of providing the aquaculture paphia undulata surface cleaning device which is high in cleaning efficiency, good in effects, time-saving and labor-saving. In order to solve the technical problem, the aquaculture paphia undulata surface cleaning device also comprises a washing device, wherein the washing device comprises a second cam, a cylinder body, a piston, a push rod, a second spring and the like; the second cam is connected to the outer side of the middle part of the rotating shaft in a manner of key connection, and is located above a first cam; the cylinder body is connected to the middle part of the right side of a box body in a manner of bolted connection; the piston is arranged in the cylinder body in a sliding manner; the push rod is connected to the middle part of the left side of the piston; and the left end of the push rod is in contact with the second cam. According to the aquaculture paphia undulata surface cleaning device disclosed by the invention, a shaking device is driven by a lifting device to operate, so that paphia undulata is shaken; and a rinsing device and the washing device are used for rinsing and washing the surface of the paphia undulata, so that the effects of being high in cleaning efficiency, good in effects, time-saving and labor-saving are achieved.