Efficient feeding device for internal mixer

The utility model belongs to the technical field of feeding devices, and particularly relates to a high-efficiency feeding device for an internal mixer, which comprises an auxiliary material tank, a plurality of fixing rods are fixedly connected to the upper part of the inner side of the auxiliary material tank, a supporting disc is fixedly connected among the fixing rods, a motor is fixedly mounted at the upper end of the supporting disc, and the motor is fixedly connected with the auxiliary material tank. An output shaft of the motor penetrates through the supporting disc and is connected with the supporting disc through a bearing, a connecting sleeve is mounted at the tail end of the output shaft through a bolt, a connecting seat is fixedly connected to the bottom of the connecting sleeve, and two stirring rods are fixedly connected to the bottom of the connecting seat. The motor is arranged at the upper opening of the auxiliary material tank and drives the connecting seat to rotate, and the two stirring r