Remotely controlled 3D printer and control method thereof

The invention relates to a remotely controlled 3D printer which overcomes the shortcomings in the prior art. According to the technical scheme, the remotely controlled 3D printer comprises a feed mechanism, an input device, a displayer, a storage, an upper computer, a printing control chip, a temperature monitoring sensor, a heating device and a spray quantity control valve; the upper computer is electrically connected with the input device, the displayer, the storage and the printing control chip correspondingly; the printing control chip is electrically connected with a motor, the temperature monitoring sensor and the heating device correspondingly; a 3D printing sprayer comprises a sprayer controller, a supply mechanism, a fuse mechanism, a wire feed-in mechanism, a flow pass, a sizing machine and a spray nozzle; the spray quantity control valve is installed on the spray nozzle; the input end of the supply mechanism is connected with the feed mechanism; the output end of the supply mechanism is connected with the input end of the fuse mechanism; the output end of the fuse mechanism is connected with the input end of the wire feed-in mechanism; the output end of the wire feed-in mechanism is connected with the input end of the sizing machine through the flow pass; and the output end of the sizing machine is connected with the spray nozzle.