The invention relates to the field of adhesive production equipment, in particular to an adhesive mixer, comprising a mixing barrel, a mixing unit, a second motor, a second spindle, and a turnplate; the second motor is connected with the turnplate through the second spindle; the mixing unit comprises a gear set, a first motor, a first spindle, a shaft sleeve, a shaft sleeve support, a gear support, driving gear blades, and driven gear blades; the shaft sleeve is connected with the turnplate through the shaft sleeve support, the spindle is passed through the shaft sleeve, and the gear support is mounted at the edge of the shaft sleeve; the gear set includes a driving gear and a driven gear; the first motor is mounted on the upper portion of the turnplate and is connected with the driving gear through the spindle, the driven gear is mounted on the gear support. The invention is intended to provide the adhesive mixer to solve the problem that an existing adhesive mixer has poor mixing effect and mixing uniformity.