Casting sand box fixing device

The utility model discloses a casting sand box fixing device which comprises a fixing device body installed on a supporting plate, pulleys are arranged at the bottom of the supporting plate, the fixing device body comprises two air cylinders arranged at the top end of the supporting plate, the two air cylinders are arranged at intervals in the length direction of the supporting plate, and piston rods of the two air cylinders are opposite. Piston rods of the two air cylinders are fixedly connected with clamping plates, and a containing groove used for containing a sand box is formed between the two clamping plates. And a clamping mechanism for clamping the top end of the sand box is arranged on the clamping plate. The sand box solves the problems that in the process that the sand box is transported through a forklift, the forklift is prone to rollover due to bumping, molding sand in the sand box is scattered and becomes dirty, and the sand box cannot be used. 本实用新型公开了一种铸造砂箱固定装置，包括安装在支撑板上的固定装置本体，支撑板的底部设置有滑轮，固定装