微动磨蚀及表面防护技术回顾  

Review of Fretting Wear and Surface Protection Technology

作　　者：岳照凡 樊小强 朱旻昊 YUE Zhaofan;FAN Xiaoqiang;ZHU Minhao(College of Materials Science and Engineering,Southwest Jiaotong University,Chengdu 610031,China;Key Laboratory of Advanced Technologies of Materials(Ministry of Education),Southwest Jiaotong University,Chengdu 610031,China)

机构地区：[1]西南交通大学材料科学与工程学院,成都610031 [2]西南交通大学材料先进技术教育部重点实验室,成都610031

出　　处：《表面技术》2024年第11期1-20,共20页Surface Technology

基　　金：国家自然科学基金(52075458,U2141211)。

摘　　要：系统讨论了微动磨损及其与腐蚀耦合的失效机理和表面防护技术,为提高机械零部件的可靠性和延长使用寿命提供理论支持和实践指导。重点分析了固体自润滑涂层、液体润滑膜、树脂基涂层等低摩擦表面技术在减轻微动磨损方面的应用效果及其作用机理,并且对比了一系列微动磨损与腐蚀防护技术的利与弊,揭示了防护手段对腐蚀磨损性能的优化机理。此外,还讨论了低摩擦表面腐蚀防护设计的策略,包括基于表面工程的正向设计和基于失效分析的逆向推演,并对耐磨蚀涂层设计进行了深入探讨。最后,总结了微动磨蚀防护技术的研究进展,并对其未来的发展方向进行了展望。通过以上综合性的研究和分析,为提高机械零部件在复杂工况下的耐磨性和抗腐蚀能力提供了重要的理论依据和技术参考。Both fretting wear and fretting corrosion can cause irreversible damage to the surface of the material,and they often occur simultaneously to produce a coupling effect,causing greater harm.The coupling problem of fretting wear and corrosion is a common mechanism leading to material failure in industrial applications,which involves the interaction of many complex factors such as mechanical vibration,oxidation,abrasive wear and corrosion.The work aims to explore the failure mechanism of fretting wear and its coupling with corrosion and then evaluate the effectiveness of low-friction surface technique in slowing this problem.The fretting,including its definition,occurrence conditions,and different types of fretting wear(such as tangential,radial,twisting and rotating fretting wear)and its effect on material properties were introduced systematically.Two kings of fretting map theory of fretting wear were discussed in detail,including the running condition fretting map(RCFM)and material response fretting map(MRFM),and the damage of fretting wear and its mechanism were analyzed according to the three areas of partial slip area,slip area and mixing area of operating conditions.Fretting abrasion was the result of the interaction between wear and corrosion and this coupling effect would accelerate the loss of materials and pose a serious threat to the safety and stability of the mechanical system.The interaction mechanism of fretting corrosion was analyzed,including the wear-oxidation mechanism and oxidation-wear mechanism,as well as their performance in different materials and working conditions.In terms of low-friction surface technology,the application and action mechanism of solid self-lubricating coating,liquid lubricating film and resin-based coating were discussed in detail.Solid self-lubricating coatings,such as diamond-like films and MoS_(2) films,performed well in reducing fretting wear due to their low friction coefficient and high wear resistance.Liquid lubricating film effectively reduced the wear rate by isol

关 键 词：微动磨蚀 耦合损伤 损伤机制 涂层防护 

分 类 号：TG174.4[金属学及工艺—金属表面处理]