碳纤维增强树脂基复合材料超快激光加工研究进展

    Research Progress on Ultrafast Laser Processing of Carbon Fiber Reinforced Resin Matrix Composites

    • 摘要: 碳纤维增强树脂基复合材料(CFRP)具有高强度、低密度和耐腐蚀等优异性能,被广泛应用于航空航天、医疗和能源等领域。然而,由于CFRP各向异性和结构的不均匀性,高压水射流、机械加工等传统加工方法存在加工效率低,且容易出现纤维拉出、基质开裂、分层和膨胀等问题。近年来,超快激光因具有极短的脉冲宽度和极高的脉冲能量等特点,有望成为CFRP新型高效高质加工方法。因此,总结了超快激光与CFRP相互作用时的能量吸收、能量传递和材料去除的研究现状,分析了CFRP超快激光加工研究进展,梳理了现有的CFRP超快激光加工质量控制方法,以及人工智能辅助CFRP超快激光加工研究进展。最后,总结了CFRP超快激光加工的目前仍面临的挑战及其应对策略。

       

      Abstract: Carbon fiber reinforced resin matrix composites(CFRP) are renowned for their high strength, low density and excellent corrosion resistance, which are widely used in aviation, aerospace, medical and energy sectors. However, due to the anisotropy and structural inhomogeneity of CFRP, traditional processing methods such as high-pressure water jet and mechanical processing are inefficient and often result in issues like fiber pulling, matrix cracking, delamination and expansion.In recent years, ultrafast lasers, with their extremely short pulse widths and high pulse energies, have shown promise as a new,efficient and high-quality processing method for CFRP. Therefore, the current research of energy absorption, energy transfer and material removal during the interaction between ultrafast lasers and CFRP was summarized, the advancements in the processing technology of CFRP using ultrafast lasers were analyzed, the existing quality control methods for ultrafast laser processing of CFRP, as well as the research progress in AI-assisted femtosecond laser processing of CFRP were outlined.Finally, the challenges currently faced by ultrafast laser processing of CFRP were summarized, and the strategies to address these challenges were proposed.

       

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