PURPOSE: To reduce the manual aligning work, automatically stock and pack many moldings, continue the unmanned operation for a long period, effectively utilize the upper space of a device, and prevent the device from being enlarged by automatically aligning many moldings.

CONSTITUTION: An aligning device of foam resin moldings is provided with a molding extruding cylinder 1 extruding, in the horizontal direction, the moldings conveyed from a foam resin molding device heating and foaming a foam resin and molding the moldings, an auxiliary board 6 provided with a stopper 6a at one end section, an aligning board 4 overlappingly provided on the auxiliary board 6, an aligning board vertically erecting cylinder 7 rotating the auxiliary board 6 and the aligning board 4 into the vertical state when a prescribed number of moldings are aligned on the aligning board 4, and an aligning board extruding cylinder 5 pushing the aligning board 6 kept in the vertical state to the horizontal direction and extruding the moldings held on the stopper 6a.