The invention discloses a composite unmanned aerial vehicle wing leading edge assembly, a thermal forming method and a thermal forming tool, the wing leading edge assembly comprises a leading edge piece, a sandwich piece and a front beam piece, the leading edge piece comprises an equal-thickness piece and a sharp corner piece, and the thermal forming tool comprises a leading edge forming mold, a front beam forming mold and an assembly forming mold; a first forming surface is arranged on the front edge forming mold, and the front edge forming mold is used for thermal forming of equal-thickness pieces; a second forming surface is arranged on the front beam forming die, and the front beam forming die is used for thermal forming of a front beam piece; a third forming surface is arranged on the assembly forming mold; the assembly forming mold is used for thermal forming of the leading edge piece and assembling of the wing leading edge assembly. The wing leading edge assembly is divided into different parts, the wing leading edge assembly is formed through the hot pressing process, and compared with the wing leading edge assembly formed through the mold pressing process, the surface quality of the formed wing leading edge assembly is the same, and meanwhile the strength and rigidity are remarkably improved.

    本发明公开了一种复合材料无人机机翼前缘组件、热成型方法及热成型工装,机翼前缘组件包括前缘件、夹芯件和前梁件,前缘件包括等厚件和尖角件,热成型工装包括前缘成型模具、前梁成型模具和组件成型模具;前缘成型模具上设置有第一成型面,前缘成型模具用于等厚件的热成型;前梁成型模具上设置有第二成型面,前梁成型模具用于前梁件的热成型;组件成型模具上设置有第三成型面;组件成型模具用于前缘件的热成型和机翼前缘组件的组装。本发明将机翼前缘组件分割成不同部件,实现了采用热压工艺成型机翼前缘组件,与采用模压工艺相比,本发明成型出的机翼前缘件表面质量相同,同时强度和刚性得到显著提高。


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    Title :

    Composite unmanned aerial vehicle wing leading edge assembly, thermal forming method and thermal forming tool


    Additional title:

    一种复合材料无人机机翼前缘组件、热成型方法及热成型工装


    Contributors:
    SUN YA (author) / YIN JUNHUA (author) / SUN SONGQIANG (author) / WANG YU (author) / ZHOU CHAO (author) / CHEN JIAN (author)

    Publication date :

    2024-04-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / B64C AEROPLANES , Flugzeuge / B64U



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