A method for manufacturing layer-upon-layer an integral composite aeronautical structure (10), preferably the aeronautical structure being a control surface, wherein the method comprises the steps of:a) providing an additive manufacturing tool (20) comprising a depositing mold (23) shaping an aerodynamic surface and at least one head (24) configured to be moved over the depositing mold (23) and to deposit fibrous material reinforcement and/or meltable material;b) depositing fibrous material reinforcement embedded within meltable material onto the depositing mold (23), at least one layer of a lower aerodynamic face-sheet (11) being built thereby;c) depositing meltable material onto at least a portion of the outer layer of said lower aerodynamic face-sheet (11), at least one layer of core structure (12) being built thereby; andd) depositing fibrous material reinforcement embedded within meltable material onto at least the outer layer of said core structure (12), at least one layer of an upper aerodynamic face-sheet (14) being built thereby;wherein the steps b), c) and d) are performed using Additive Manufacturing technology.
METHOD FOR MANUFACTURING AN AERONAUTICAL STRUCTURE
VERFAHREN ZUR HERSTELLUNG EINER AERONAUTISCHEN STRUKTUR
PROCÉDÉ DE FABRICATION D'UNE STRUCTURE AÉRONAUTIQUE
2022-11-02
Patent
Elektronische Ressource
Englisch
IPC: | B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29K Index-Schema für Formmassen oder Materialien für Verstärkungen, Füllstoffe oder vorgeformte Teile, z.B. Einlagen in Verbindung mit den Unterklassen B29B, B29C oder B29D , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / B33Y ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING , Additive (generative) Fertigung, d. h. die Herstellung von dreidimensionalen [3D] Bauteilen durch additive Abscheidung, additive Agglomeration oder additive Schichtung, z. B. durch 3D- Drucken, Stereolithografie oder selektives Lasersintern / B64C AEROPLANES , Flugzeuge / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen |
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