Automatic grinding equipment for glass bottle caps

The utility model discloses automatic glass bottle cap polishing equipment which comprises a bearing plate, a first motor is arranged in the center of the interior of the bearing plate, the rotating end of the first motor is connected with a cylindrical rotating box body, a clamping groove is formed in the top end of the rotating box body, and supporting columns are fixedly arranged at the two ends of the top end of the bearing plate. Fixing blocks are fixedly arranged at the top ends of the supporting columns, the ends of the two fixing blocks are connected with a supporting plate, a centrifugal fan is arranged in the rotating box and located at the bottom end of the dust storage chamber, a third motor is arranged at the bottom end of the centrifugal fan, the diameter of the centrifugal fan is larger than the length of the dust storage chamber, and a dust filtering bag is arranged outside the centrifugal fan. Leaking holes are formed in the top end of the rotating box body. Compared with the prior art, the g