Bearing ring sand blasting treatment device

The utility model discloses a sand blasting treatment device for a bearing ring, and relates to the technical field of bearing machining. The sand blasting treatment device comprises a sand blasting box and a second sealing door, a clamping device used for fixing a bearing is arranged on the inner side of the second sealing door, a sand blasting pipe is arranged in the sand blasting box, the suspended end of the sand blasting pipe is rotationally connected with a rotary drum, the suspended end of the rotary drum is fixedly connected with a sand blasting head, and the sand blasting head is fixedly connected with the rotary drum. And a driving motor for driving the rotating drum to rotate is arranged in the sand blasting box. The driving motor drives the rotating drum to rotate through the transmission belt, the rotating drum drives the sand blasting head to rotate synchronously, the sand blasting head can conduct sand blasting and grinding in the constant-speed rotating state, compared with a traditional manua