MOLD FORMING MACHINE, SAND-FILLING COMPRESSION UNIT, AND MOLD FORMING METHOD

A molding machine forms a mold by using transferred molding flask and pattern plate, and includes: a filling frame provided with a lower opening connectable to an upper opening of the molding flask; a squeeze head mechanism including a squeeze board movable into and out from the filling frame, and a plurality of squeeze feet passing through the squeeze board, being able to move up and down with respect to the squeeze board; a sand injection hopper including at least one sand injection port for injecting molding sand into a molding space defined by the molding flask, the filling frame, the squeeze head mechanism, and the pattern plate; and a sand injection nozzle provided in a side portion of the filling frame to enable the sand injection port and the molding space to communicate with each other.