SHAKE-OUT METHOD AND MACHINE FOR A SPRUE OF LOST-PATTERN CASTINGS

摘要

The invention relates to a method for shaking out a sprue (30) of mtal lost-pattern castings (32), the sprue of castings being fbrmed in a shell (1), in which at least one blade is moved by means of a machine without making contact with the sprue, so that the blade engages with the shell,breaks the latter into a plurality of fragments, and spartes from the sprue at least one portion of the shell; and to a machine for implementing the method.