| 激光冲击处理对曲轴磨损性能的影响 |
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| 引用本文： | 杨兴华,汤小东,薛茂权.激光冲击处理对曲轴磨损性能的影响[J].润滑与密封,2010,35(4). |
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| 作者姓名： | 杨兴华 汤小东 薛茂权 |
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| 作者单位： | 1. 江苏大学机械工程学院,江苏镇江,212013;常州轻工职业技术学院机械工程系,江苏常州,213164
2. 常州轻工职业技术学院机械工程系,江苏常州,213164 |
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| 基金项目： | 常州市科技攻关计划项目，江苏省高校科研成果产业化推进工程项目 |
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| 摘 要： | 利用激光冲击波对曲轴球墨铸铁进行表面强化处理,利用摩擦磨损试验机研究激光冲击处理球墨铸铁QT700的磨损性能,利用金相显微镜分析激光冲击处理后其表面微结构,同时采用XRD分析激光冲击处理后球墨铸铁表面马氏体与残余奥氏体的含量。结果表明,激光冲击处理后球墨铸铁具有理想的表面形貌和较高的表面硬度,其抗磨性能大幅度提高,有利于提高其疲劳寿命。
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| 关 键 词： | 激光冲击处理 球墨铸铁 残余应力 磨损性能 |
Effect of Laser Shock Processing on Antiwear Properties of Crankshaft |
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| Yang Xinghua, Tang Xiaodong Xue Maoquan.Effect of Laser Shock Processing on Antiwear Properties of Crankshaft[J].Lubrication Engineering,2010,35(4). |
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| Authors: | Yang Xinghua Tang Xiaodong Xue Maoquan |
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| Affiliation: | Yang Xinghua1,2 Tang Xiaodong2 Xue Maoquan 2(1.School of Mechanical Engineering,Jiangsu University,Zhenjiang Jiangsu 212013,China,2.Department of Mechanical Engineering,Changzhou Institute of Light Industry Technology,Changzhou Jiangsu 213164,China) |
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| Abstract: | The surface of ductile cast iron crankshaft was strengthened with laser shock processing,wear property of ductile cast iron QT700 by laser shock processing was investigated with friction wear tester,and the surface micro-structures by laser shock processing were analyzed with metallography microscope and SEM(scanning electric microscope),respectively,and the contents of martensite and residual austenite by laser shock processing were analyzed with XRD(X-ray Diffraction).The results show that the ductile cas... |
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| Keywords: | laser shock processing ductile cast iron residual stress wear property |
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