对Cr12MoV冷作模具钢表面进行了单一处理(PVD Ti/TiN)和双重处理(低温等离子氮化+PVD Ti/TiN),通过显微硬度、划痕和磨损试验综合分析了这两种不同处理涂层的摩擦学性能.而且,对PVDTi/TiN涂覆的"控制臂翻边凸模"进行应用试验.研究结果和应用试验表明:较单一处理,双重处理改善了涂层与基体界面的结合,显著提高了Cr12MoV钢的表面承载能力和耐磨性,PVD Ti/TiN涂覆的"控制臂翻边凸模"寿命提高了2倍多.
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