Shot blasting pipe jumping prevention device

The utility model relates to the technical field of thermal pipe production, in particular to a shot blasting pipe jumping prevention device which comprises a workbench, supporting legs and a shot blasting device, the left side of the top end of the workbench is in sliding connection with a movable table, and the left side and the right side of the top end of the movable table are in sliding connection with telescopic clamps. Clamping pins are connected to fixing rings on the outer sides of one ends of the telescopic clamps, an alloy steel pipe is clamped between the clamping pins on the left side and the right side, supporting frames are arranged on the left side and the right side of the bottom end of the alloy steel pipe, connecting rods are arranged at the front ends and the rear ends of the supporting frames, and positioning rollers are rotationally connected to the inner sides of the connecting rods through shafts. According to the shot blasting and rust removing device for the alloy steel pipe, the sho