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

The invention relates to a method for shaking out a sprue (30) of metal lost-pattern castings (32), the sprue of castings being formed 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 th...

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Bibliographic Details
Main Authors GRANDIN, ALAIN, AUFFRET, VINCENT, DEL RE, JEAN-CLAUDE, SAUNIER, GABRIEL, VINCETTE, JEAN-PIERRE, JEAN-BART, ARNAUD
Format Patent
LanguageEnglish
French
Published 04.08.2016
Subjects
CASTING
CASTING OF METALS
CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
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Summary:The invention relates to a method for shaking out a sprue (30) of metal lost-pattern castings (32), the sprue of castings being formed 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 separates from the sprue at least one portion of the shell; and to a machine for implementing the method. Procédé de décochage d'une grappe (30) de pièces métalliques de fonderie (32) à modèle perdu, la grappe de pièces étant formée dans une carapace (1), dans lequel on déplace au moins une lame à l'aide d'une machine sans contact avec la grappe, de telle sorte que la lame engage la carapace, casse celle-ci en une pluralité de fragments, et détache de la grappe au moins une partie de la carapace; machine pour la mise en œuvre du procédé.
Bibliography:Application Number: WO2016FR50039