罗军,莫继良,蔡振兵,彭金方,朱旻昊

• 1:西南交通大学牵引动力国家重点实验室摩擦学研究所
• 2:贵阳学院化学与材料工程学院
• 3:材料磨损与腐蚀防护贵州省高校特色工程中心

摘要(Abstract)：

利用激光淬火技术在LZ50钢表面形成淬火层。对激光淬火层及其基体材料(LZ50钢)在干态不同角位移幅值下进行了转动微动磨损试验,并采用扫描电子显微镜、电子能谱仪和形貌仪对磨斑进行微观分析。结果表明:与基材相比,激光淬火层在滑移区的运行范围向右移动,部分滑移区的运行范围缩小。激光淬火层降低了基体的摩擦系数,并提高了基体的耐磨性。在部分滑移区,激光淬火层损伤轻微;滑移区,激光淬火层的损伤主要表现为磨粒磨损。

关键词(KeyWords)： 微动磨损;转动微动;激光淬火层;LZ50钢

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51025519,51005191,51005192);; 教育部创新团队科学基金项目(IRT1178);; 贵州省科学技术基金(黔科合J字[2012]2019号);; 贵阳市创新人才计划-青年科技人才培养(筑科合同[209-15]号);; 材料磨损与腐蚀防护贵州省高校特色工程中心(黔科合KY字[2012]023号)

作者(Author): 罗军,莫继良,蔡振兵,彭金方,朱旻昊

DOI: 10.13289/j.issn.1009-6264.2013.05.029

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