The invention discloses special feeding equipment for preparing a green water-based coating. The equipment comprises a feeding box, supporting legs, feeding rollers, feeding motors, material storage hoppers, material inlet pipes, a liquid inlet pipe, a material outlet barrel, premixing rollers, a roller belt pulley, a premixing motor, a motor belt pulley and a belt; each feeding roller is arrangedin a corresponding feeding cavity, and two ends of each feeding roller are rotationally connected with the feeding box through a bearing; the feeding motors are arranged on the side wall of the feeding box, and one end of each feeding roller is fixedly connected with one corresponding feeding motor; the material storage hoppers are arranged at the top surface of the feeding box; the material inlet pipes are arranged at the bottom surfaces of the material storage hoppers; the liquid inlet pipe is obliquely arranged on one side of the material storage hoppers; the material outlet barrel is arranged at the bottom end of the feeding box; the premixing rollers are arranged in the material outlet barrel; and the premixing motor is arranged on one side of the material outlet barrel, and the motor belt pulley and the roller belt pulley realize transmission through wrapping of the belt. According to the equipment provided by the invention, the feeding continuity is strong and the adding amountis accurate; multiple components are fed at the same time, and the filling efficiency is high; and flexible disassembly and assembly can be realized.