连续纤维增强热塑性复合材料增材制造现状及应用前瞻  

Current Situation and Application Prospect of Additive Manufacturing of Continuous Fiber Reinforced Thermoplastic Composites

作　　者：葛增如 刘建光 彭俊阳 张嘉振 GE Zengru;LIU Jianguang;PENG Junyang;ZHANG Jiazhen(Beijing Key Laboratory of Civil Aircraft Structures and Composite Materials,COMAC Beijing Aircraft Technology Research Institute,Beijing 102211,China)

机构地区：[1]中国商飞北京民用飞机技术研究中心民用飞机结构与复合材料北京市重点实验室,北京102211

出　　处：《航空制造技术》2024年第20期148-161,共14页Aeronautical Manufacturing Technology

基　　金：北京市科技计划项目(Z151100002815021)。

摘　　要：连续纤维增强聚合物复合材料(CFRPCs)具有重量轻、比强度高、模量高等优点,已广泛应用于航空航天领域。但是CFRPs的制造成本一直居高不下,增材制造技术的出现为复杂复合材料结构的设计和高性能、低成本制造开辟了新的方向。综述了CFRPCs的增材制造技术带来的设计变革、材料体系、工艺进展,并剖析了挤出成型增材制造CFRPCs的性能缺陷,通过相关文献进一步分析了挤出成型增材制造工艺、组织和性能三者之间的影响关系,对提高增材制造CFRPCs的性能提供了参考方向。此外,还对增材制造CFRPCs的典型应用和未来前景进行了总结,增材制造技术将为推动复合材料在航空航天领域的应用持续发挥重要作用。Continuous fiber reinforced polymer composites(CFRPCs)have been widely used in the aerospace field due to their advantages of lightweight,high specific strength,and high modulus.However,its manufacturing cost has always been high,and the emergence of additive manufacturing technology has opened up new directions for the design and manufacturing of high-performance,low-cost complex composite structures.This study reviews the design changes,material systems,and process progress brought about by the additive manufacturing technology of CFRPCs,and analyzes the performance defects of CFRPCs in extrusion molding additive manufacturing.Further analysis was conducted through relevant literature on the relationship between extrusion molding additive manufacturing process,microstructure,and performance,providing a reference direction for improving the performance of additive manufacturing CFRPCs.Furthermore,this article summarizes the typical applications and future prospects of additive manufacturing of CFRPCs.Composite additive manufacturing will continue to play an important role in the application of composite materials in aerospace field.

关 键 词：增材制造(AM) 材料挤出 连续纤维增强聚合物复合材料(CFRPCs) 工艺–组织–性能 航空航天 

分 类 号：TB332[一般工业技术—材料科学与工程]