FLASKLESS MOLDING LINE FOR CHEMICALLY BONDED SAND MOLDS

摘要

ABSTRACT OF THE INVENTIONA system for automatically forming flaskless sand molds,and preparing them for metal pouring. Cope and drag flasks are alter-nately filled with chemically bonded sand on an indexing turntable, andthe sand is allowed to cure or set up while still on the turntable. Thecopes and drags are then automatically removed from their respectiveflasks and placed on a conveyor belt by a rollover draw machine.The above is accomplished automatically, with little or nosupervision required.C771050