Feeding method

The invention provides a feeding method. A continuous feeding device is used for feeding; the continuous feeding device comprises a stirring chamber, a rotating tube, a driving structure, at least twomaterial conveying pipes, a material discharging opening and stirring blades, wherein the stirring chamber is provided with a stirring space and is provided with a material outlet at the bottom; therotating tube is rotationally arranged on the stirring chamber, and is provided with a first section positioned inside the stirring space and a second section upwards extending out of the stirring space; a rotating tube inner cavity is arranged inside the second section and the partial first section connected with the second section; the driving structure drives the rotating tube to rotate througha connecting structure; the material conveying pipes convey the raw materials into the rotating tube inner cavity through the connecting structure; the material discharging opening is used for conveying the raw materials to th