对Ti13Nb13Zr合金进行激光喷丸强化处理,处理前后试样分别在3.5％的NaCl溶液和Hank's溶液中进行往复滑动摩擦试验,研究激光喷丸对Ti13Nb13Zr合金生物摩擦磨损性能的影响.通过磨损量和摩擦系数对材料的摩擦磨损性能进行了评价,利用光学显微镜、扫描电子显微镜对磨痕形貌和磨损机理进行了分析.结果表明:与未喷丸试样相比,喷丸处理后试样的磨损量显著降低,无论在3.5％的NaCl溶液还是Hank's溶液的润滑下,激光喷丸试样的摩擦系数普遍降低,且随着激光能量的增大而减小;未喷丸试样呈现典型的接触疲劳磨损和擦伤磨损机制,而喷丸处理后试样则主要呈现磨粒磨损和粘着磨损机制.
参考文献
| [1] | 纪敬虎,符永宏,王祖权,华希俊,符昊.激光表面跨尺度织构化机械密封摩擦性能[J].排灌机械工程学报,2012(04):452-456. |
| [2] | Cui ZD.;Man HC.;Yang XJ. .Characterization of the laser gas nitrided surface of NiTi shape memory alloy[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,2003(0):388-393. |
| [3] | 张晓伟,刘洪喜,蒋业华,王传琦,曾维华.Ti6Al4V合金表面激光熔覆功能复合涂层研究进展[J].稀有金属材料与工程,2012(01):178-183. |
| [4] | Zhou, J.Z.;Huang, S.;Sheng, J.;Lu, J.Z.;Wang, C.D.;Chen, K.M.;Ruan, H.Y.;Chen, H.S..Effect of repeated impacts on mechanical properties and fatigue fracture morphologies of 6061-T6 aluminum subject to laser peening[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2012:360-368. |
| [5] | 王声波,范勇,吴鸿兴,郭大浩,戴宇生.7050航空铝合金结构材料激光冲击[J].中国激光,2004(01):125-128. |
| [6] | 赵永庆.国内外钛合金研究的发展现状及趋势[J].中国材料进展,2010(05):1-8. |
| [7] | Yilbas BS;Arif AFM .Laser shock processing of aluminium: model and experimental study[J].Journal of Physics, D. Applied Physics: A Europhysics Journal,2007(21):6740-6747. |
| [8] | Chen X.;Wang R.;Yao N.;Evans AG.;Hutchinson JW.;Bruce RW. .Foreign object damage in a thermal barrier system: mechanisms and simulations[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2003(1/2):221-231. |
| [9] | 钟俊伟,鲁金忠,罗开玉,杨超君,戴峰泽,钟金杉,王庆伟,齐晗,张磊.AISI8620合金钢激光冲击强化层摩擦学特性[J].中国激光,2012(01):58-64. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%