Transfer device for printing sand mold of PU seat foaming mold and use method of transfer device

The invention provides a PU seat foaming mold printing sand mold transfer device and a using method thereof, and relates to a transfer structure, the PU seat foaming mold printing sand mold transfer device comprises a transfer frame and a hanging bracket, an air hanging rail is erected between a transfer starting point and a transfer ending point, and the transfer frame is connected to the air hanging rail in a guiding mode through the hanging bracket at the top; the two ends of the hanging bracket are each fixedly provided with a first winding rope, the two first winding ropes are connected with the winding devices at the starting point and the ending point correspondingly, and the winding devices drive the hanging bracket to move back and forth between the starting point and the ending point by winding and unwinding the first winding ropes. According to the PU seat foaming mold printing sand mold transfer device, the one-time stable transfer effect of multiple sets of sand molds can be achieved, the depende