Steel pipe sand blasting machine

The utility model relates to a steel pipe sand blasting machine which comprises a base, a workbench is fixedly connected to the top of the base, a sand blasting cabinet is fixedly connected to the top of the workbench, a transverse plate is fixedly connected to the interior of the sand blasting cabinet, a sand blasting frame is fixedly connected to one side of the top of the transverse plate, and a sand blasting hose is fixedly connected to one side of the bottom of the sand blasting frame. A sand blasting hose is fixedly connected to one side of the sand blasting cabinet, a sand blasting device is fixedly connected to the tail end of the sand blasting hose, a ventilation box is fixedly connected to one side of the sand blasting cabinet, a dust collection box is fixedly connected to the bottom of the ventilation box through a pipeline, and a first electric telescopic rod is arranged below the dust collection box. The steel pipe is arranged in the ventilation box, the situation that the steel pipe shakes in th