Preparation method of mugwort milk

The invention provides a preparation method of folium artemisiae argyi milk, and relates to the technical field of food preparation, the preparation method of the folium artemisiae argyi milk comprises the following steps: S1, adding folium artemisiae argyi and water into a tank body through a feeding valve; s2, starting a driving mechanism to enable a crushing cutter to rotate to crush the folium artemisiae argyi so as to prepare a folium artemisiae argyi stock solution; s3, starting the lifting device to lift the filter plate, and pulling out the leather plug from the liquid outlet at the same time, so that the folium artemisiae argyi stock solution flows out from the liquid outlet after being filtered by the filter plate; s4, after the cleaning device is in contact with the filter plate, the filter plate stops rising, and a lifting assembly is started to enable a closed ring to move, so that a slag outlet hole is opened; s5, a cleaning device is started, so that impurities on the filter plate are discharge