Intelligent sand box distributor

The invention belongs to the technical field of transfer distribution equipment, and discloses an intelligent sand box distributor which comprises a sand box line, a guide rail support is mounted on the upper side of the sand box line, a semi-gantry vehicle body is mounted on the guide rail support, a grabbing mechanism is mounted on the semi-gantry vehicle body, and a vacuum mechanism is mounted on the grabbing mechanism; the vacuum valve effectively ensures the vacuum degree of the sand box in the moving process, so that the sand box is not damaged in the moving process; when the sand box transfer device is used on a pouring line, different castings can be produced during pouring, meanwhile, the sand box transfer device can be flexibly stopped at any position of a sand box line to transfer sand boxes, the sand boxes do not need to move one by one in sequence, and the sand boxes do not need to shakeout in sequence one by one; and when the pressure maintaining time is up, the equipment can be moved to a groun