| Ni-P-纳米金刚石黑粉化学复合镀层的摩擦磨损性能 |
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| 引用本文： | 刘蕴锋,朱永伟,刘婷婷,张尚文,彭雁.Ni-P-纳米金刚石黑粉化学复合镀层的摩擦磨损性能[J].摩擦学学报,2013,33(3):267-274. |
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| 作者姓名： | 刘蕴锋 朱永伟 刘婷婷 张尚文 彭雁 |
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| 作者单位： | 1. 南京航空航天大学机电学院江苏省精密与微细制造技术重点实验室,江苏南京,210016
2. 青海微晶纳米科技有限公司,青海西宁,810000 |
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| 基金项目： | 国家自然科学基金项目(51175260);中央高校基本科研业务专项资金(NP2012506)和江苏省高校优势学科建设工程资助. |
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| 摘 要： | 通过非均匀形核法,在纳米金刚石黑粉颗粒表面包覆一层Al2O3,采用包覆后颗粒制备了Ni-P-纳米金刚石黑粉化学复合镀层.通过沉降法分析了包覆前后纳米颗粒悬浮液的分散稳定性；研究了金刚石质量浓度、搅拌转速及粉体热处理工艺对复合镀层显微硬度和耐磨性能的影响；利用SEM和EDS分析了镀层微观形貌和组分.结果表明:颗粒表面包覆氧化铝可以显著提高其在分散介质中的悬浮稳定性；综合考虑摩擦磨损特性,其最优工艺参数为金刚石质量浓度4 g/L,搅拌转速500 r/min,复合粉体经100℃下热处理4h；与Ni-P镀层相比,复合镀层摩擦系数降低58％,耐磨性能提高59％.
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| 关 键 词： | 纳米金刚石黑粉 化学复合镀 摩擦磨损 |
Friction and Wear Properties of Ni-P Electroless Composite Coatings with Core-Shell Nanodiamond |
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| LIU Yun-feng,ZHU Yong-wei,LIU Ting-ting,ZHANG Shang-wen and PENG Yan.Friction and Wear Properties of Ni-P Electroless Composite Coatings with Core-Shell Nanodiamond[J].Tribology,2013,33(3):267-274. |
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| Authors: | LIU Yun-feng ZHU Yong-wei LIU Ting-ting ZHANG Shang-wen and PENG Yan |
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| Affiliation: | Jiangsu Key Laboratory of Precision and Micro-Manufacturing Technology, College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China;Jiangsu Key Laboratory of Precision and Micro-Manufacturing Technology, College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China;Jiangsu Key Laboratory of Precision and Micro-Manufacturing Technology, College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China;Jiangsu Key Laboratory of Precision and Micro-Manufacturing Technology, College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China;Qinghai Microcrystal Nano-Technology Co, Ltd, Xining 810000, China |
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| Abstract: | |
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| Keywords: | core-shell nanodiamond electroless composite plating friction and wear properties |
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