The invention discloses a rotary spraying coater capable of tracking a target spray object. The rotary spraying coater comprises an electric cabinet and a hopper. An input voltage terminal and a tracking button are arranged on the outer surface of the electric cabinet. Stirring cutters are arranged on one side of the interior of the hopper. A screw pump is arranged on the outer side of one end ofthe hopper. A quick connector is movably mounted on the outer side of one end of the screw pump. A high-pressure hose is arranged at one end of the quick connector, and a spray gun connector is arranged on the outer side of one end of the high-pressure hose. An air pipe is arranged on the outer side of one end of the spray gun connector. According to the spraying coater capable of tracking the target spray object, the tracking button, the stirring cutters and a rotary spray nozzle are arranged, the rotary spraying coater can keep a proper distance with the moving object, operation is easy, spraying is performed conveniently and smoothly, spraying is uniform, the spraying quality is improved, coating can be further prevented from being clogged in a pipe, and the rotary spraying coater is applicable to different working conditions and has better application prospects.