在高速钢基体上沉积了三种不同的DLC薄膜,厚度均为2μm.利用原位纳米力学测试系统测试了DLC薄膜表面纳米硬度,采用德国标准用洛氏硬度计及金相显微镜方法测试了DLC薄膜与基体的结合强度.在MM200摩擦磨损试验机上比较了三种DLC试样对铸铁合金的摩擦磨损性能,利用三维超景深显微镜对DLC试样的磨痕面积及形貌进行测量与分析,并以磨痕面积评判耐磨性.结果表明:稳定磨损阶段各DLC试样在不同的润滑条件下摩擦系数均比较低;硬度及结合强度对DLC的耐磨性能有较大影响,硬度和结合强度适中时摩擦性能最好,而当硬度较低时耐磨性最差.
参考文献
| [1] | Robertson J .Diamond-like amorphous carbon[J].Materials Science and Engineering,2002,37(4-6):129-281. |
| [2] | R. Hauert .An overview on the tribological behavior of diamond-like carbon in technical and medical applications[J].Tribology International,2004(11/12):991-1003. |
| [3] | 祝土富,沈丽如.类金刚石膜的性能、制备与应用（一）[J].真空,2007(06):24-29. |
| [4] | 祝土富,沈丽如.类金刚石膜的性能、制备与应用（二）[J].真空,2008(01):51-55. |
| [5] | 张泰华,杨业敏.纳米硬度技术的发展和应用[J].力学进展,2002(03):349-364. |
| [6] | Bley Peter .The material research requirements of Microsystems technology[J].Practical Metallography,1999,36(04):175-194. |
| [7] | Heinke W;Leyland A;Matthews A .Evaluation of PVD nitride coatings,using impact,scratch and Rockwell-c adhesion test[J].Thin Solid Films,1995,270(1-2):431-438. |
| [8] | Erdemir A;Bindal C;Fenske G R .Characterization of transfer layers forming on aurfaces sliding against diamond-like carbon[J].Surface and Coatings Technology,1996,86-87(1-3):692-697. |
| [9] | 戴兵,张恒华,黄波,高国强.DLC表面处理对高速钢耐磨性能的影响[J].表面技术,2008(06):24-26. |
| [10] | Liu Y.;Meletis EI. .EVIDENCE OF GRAPHITIZATION OF DIAMOND-LIKE CARBON FILMS DURING SLIDING WEAR[J].Journal of Materials Science,1997(13):3491-3495. |
| [11] | Yao N.;Evans AG.;Cooper CV. .Wear mechanism operating in W-DLC coatings in contact with machined steel surfaces[J].Surface & Coatings Technology,2004(2/3):306-313. |
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