Mixer for disproportionated rosin potassium soap rubber additive, and using method of mixer

The invention discloses a mixer for a disproportionated rosin potassium soap rubber additive, and a using method of the mixer. The mixer comprises a machine body; the machine body is provided with a charging barrel; a stirring shaft is arranged in the middle of the charging barrel; an opening is formed in the top of the charging barrel; a first connection bearing is fixedly arranged at the opening; a hollow rotating shaft is connected and fixed at an inner ring of the first connection bearing; the charging barrel is provided with a drive motor; an output shaft of the drive motor is connected and fixed with the outer circumference wall of the hollow rotating shaft by means of two connecting frames; a gap is reserved between the hollow rotating shaft and the output shaft of the drive motor;a material storage tray is fixedly arranged at the end, positioned in the charging barrel, of the hollow rotating shaft; the hollow rotating shaft is fixedly connected with the peripheral position ofthe material storage tray;