Method for manufacturing a shell mould for the manufacture of aeronautical metal components by lost-wax casting
AssigneeSafran
InventorsMing Long, Ngadia Taha Niane, Hugues Denis Joubert, Heni Hachani
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Abstract
A method for manufacturing a shell mold intended for manufacturing at least one metal part by lost-wax casting, the shell mold including at least one molding cavity intended for molding the metal part, and at least one feed channel intended to convey a liquid metal to the molding cavity, the method including manufacturing a wax pattern including a part pattern intended to form the molding cavity and a feed channel pattern intended to form the feed channel, arranging at least one ceramic insert around at least a portion of the feed channel pattern, and manufacturing the shell mold around the wax pattern.
Claims14
A method for manufacturing a shell mold intended for manufacturing at least one metal part by lost-wax casting, the shell mold comprising at least one molding cavity intended for molding the metal part, and at least one feed channel intended to convey a liquid metal to the molding cavity, the method comprising:
- manufacturing a wax pattern comprising a part pattern intended to form the molding cavity and a feed channel pattern intended to form the feed channel,
- arranging at least one ceramic insert around at least one portion of the feed channel pattern,
- manufacturing the shell mold around the wax pattern.
Dependencies are inferred from the claim text.