The invention relates to the technical field of heavy-duty car cabs, in particular to an integrated compression molding multi-layer composite material cab top cover assembly and a preparation method thereof.The cab top cover assembly comprises a top cover body, the top cover body is formed through integrated compression molding and provided with a self-sealing cavity, and the self-sealing cavity is filled with filling foam; the inner wall of the top cover body is tightly attached to the surface of the filling foam, resin runners distributed in a staggered mode are formed in the surface of the filling foam, integrated ribs are arranged on the inner wall of the top cover body at the positions of the resin runners, and the ribs are embedded into the corresponding resin runners. The forming efficiency can be improved, and the dual purposes of comprehensive performance improvement and lightweight design of the heavy-duty car cab top cover assembly are achieved.
本发明涉及重型汽车驾驶室技术领域,具体涉及一种一体式模压成型多层复合材料驾驶室顶盖总成及其制备方法,驾驶室顶盖总成包括顶盖主体,顶盖主体采用一体式模压成型且具有自封闭空腔,自封闭空腔内填充有填充泡沫,顶盖主体内壁与填充泡沫表面紧密贴合,填充泡沫表面开设有交错分布的树脂流道,树脂流道部位的顶盖主体内壁设有一体式的筋条,筋条嵌入所对应的树脂流道内。本发明可提高成型效率,实现重型汽车驾驶室顶盖总成综合性能提升与轻量化设计的双重目标。
Integrated compression molding multilayer composite material cab top cover assembly and preparation method thereof
一体式模压成型多层复合材料驾驶室顶盖总成及其制备方法
02.05.2025
Patent
Elektronische Ressource
Chinesisch
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