Patent ID: 8316918

Claim:
A flaskless molding machine comprising: two molding flasks that have a matching plate sandwiched between them, the two molding flasks, each having two opening ends, being positioned in a way that one of opening ends of the molding flasks is opposed to each other and each of the other opening ends of the molding flasks is engaged with a squeezing board, whereby a pair of spaces is formed, each space being a space to produce a mold (molding space), into which spaces molding sand is filled by air through each of openings for introducing the molding sand, disposed on a wall of each of the two molding flasks that are opposed to each other, as described above, the flaskless molding machine thus constituted molding two molds by squeezing the molding sand with the squeezing boards, wherein the molding flasks consist of an upper molding flask, an upper filling frame, a lower molding flask, and a lower filling frame, and wherein the openings for introducing the molding sand are disposed on side walls of the upper filling frame and the lower filling frame, and wherein at least one of the upper filling frame and the lower filling frame has a member for introducing the molding sand, the member having an opening for introducing the molding sand and being changeable wherein a position of the opening for introducing the molding sand of the member for introducing the molding sand relative to a parting plane can be changed, depending on a direction in which the member for introducing the molding sand is fixed.