The invention discloses a thermoplastic composite material wing fuel tank box section and a manufacturing method thereof, and relates to the technical field of aircraft fuel tank box section design, and the thermoplastic composite material wing fuel tank box section comprises wall plate units which are oppositely arranged; beam units which are arranged between the wall plate units and are used for supporting the wall plate units; rib units which are arranged along the inner side contours of the wall plate units and the beam units and are used for reinforcing the wall plate units and the beam units, wherein the wall plate units, the beam units and the rib units are all made of thermoplastic composite materials. The thermoplastic welding process is adopted for connection, fasteners are not used for connecting parts, drilling is not needed, the assembly efficiency is improved, and the part defect risk is reduced; the bushing bolt is not used, so that the manufacturing cost is reduced, and the lightning protection requirement is met; the reinforced copper net is not used, the structural weight is reduced, and the lightning protection requirement is met; no sealant is used, the sealing requirement is met, and assembling procedures are reduced.
一种热塑性复合材料机翼油箱盒段及其制造方法,涉及飞机油箱盒段设计技术领域,包括:壁板单元,所述壁板单元之间相对设置;梁单元,所述梁单元设置在所述壁板单元之间,用于支撑所述壁板单元;肋单元,所述肋单元沿所述壁板单元和所述梁单元内侧轮廓设置,用于加固所述壁板单元和所述梁单元;其中,所述壁板单元、所述梁单元和所述肋单元均采用热塑性复合材料。本发明采用热塑性焊接工艺进行连接,不使用紧固件对零件进行连接,不用钻孔,提高装配效率,减少零件缺陷风险;不使用衬套螺栓,降低制造成本,同时满足闪电防护要求;不使用加强铜网,减轻结构重量,同时满足闪电防护要求;不使用密封胶,满足密封要求,减少装配工序。
Thermoplastic composite material wing fuel tank box section and manufacturing method thereof
一种热塑性复合材料机翼油箱盒段及其制造方法
2021-11-05
Patent
Electronic Resource
Chinese
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