Method and apparatus for making foundry molds

Details Method and apparatus for making foundry molds Method and apparatus for making foundry molds

B - Operations, Transporting

22

C

22/163, 22/25

B22C 15/10 (2006.01) B22C 15/30 (2006.01)

Patent

CA 1220014

Abstract A foundry mold making apparatus and method. The apparatus includes a base with a flask receiving station. A vibrator is employed to vibrate the foundry flask disposed in the station in at least a vertical direction and there are provided a plurality of movable compacting heads of substantial mass. The heads are mounted for movement into and out of the station and for movement relative to each other in a generally vertical direction. The apparatus is free of any de- vices for applying a downward force to the compacting heads such that the sole downward force applied there- to is that supplied by gravity. An inexpensive, but highly effective foundry mold making apparatus results. Also disclosed is a method of forming a mold for metal casting.

433530

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