High speed tube grinding machine with regulatable barrel length of the grinding machine

The utility model relates to a high speed tubular mill, of which the length of a drum body is adjustable, pertaining to the machinery equipment category. The utility model is characterized in that the drum body of the mill is formed by the connection of two or more single-node drum bodies by two or more connecting rods, the front end of the mill is fixedly arranged on a front support frame while the rear end of the mill is fixedly arranged on a rear support frame that is fixedly arranged on a movable bracket base arranged on a guiding track, and the guiding track is fixedly arranged on a base. The utility model can adjust the length of the drum body according to different grinding materials and granularity, so as to achieve and meet super fine grinding of different materials and granularity on a same device. Therefore, the utility model is a novel super fine grinding device with multifunction and multiuse and high efficiency.