Sand core molding sand core molding apparatus and method

The present invention provides a miniaturized device and may be filled with sand core sand of good sand core molding apparatus. Sand core molding machine of the present invention comprises: sand core mold having movable along laterally spaced pair of dies; and sand filling assembly having disposed below the sand core mold of a head, the sand core sand from said nozzle up square filled to above the sand core mold; and said head having: sand purged into the chamber, which is connected to the sand core mold and sand core sand is introduced into the above-described sand core molds; and reservoir sand chamber, which communicates with the sand blowing burglary; filling assembly having the above-described sand: a compressed air supply unit for supplying the compressed air blown into the sand core sand in the sand mold core; and aeration air supply unit that supplies the sand blown into the room so that the sand core sand floating fluidized aeration air.