Automatic concrete auxiliary material adding device

The utility model discloses an automatic concrete auxiliary material adding device which comprises a main body, a charging barrel and fixing columns, a shell is fixed to the top end of the main body, the fixing columns are fixed to the two ends and the two sides of the shell respectively, material guiding mechanisms are evenly arranged on the inner side wall of the shell, lifting mechanisms are arranged in the fixing columns respectively, and the lifting mechanisms are connected with the charging barrel. And the lifting mechanism comprises first servo motors, threaded shafts and threaded blocks, the first servo motors are arranged at the bottom ends of the interiors of the fixing columns, the threaded shafts are arranged at the top ends of the first servo motors, and the threaded blocks are arranged on the outer side walls of the threaded shafts. By arranging the lifting mechanism, the device can automatically adjust the height of the charging barrel, a worker can conveniently add auxiliary materials into the