Titanium alloy surface laser enhanced liquid phase plasma rapid nitriding method

The invention discloses a laser enhanced liquid phase plasma rapid nitriding method for a titanium alloy surface, which comprises the following steps of: generating a thermal-mechanical effect by utilizing a laser synchronous irradiation effect so as to influence an electrode state and a liquid phase mass transfer environment in a processing micro-area and change an electrochemical/plasma electrochemical reaction process; generation, migration and internal diffusion of active elements are jointly regulated and controlled by means of the composite action of laser and discharge, the purpose of enhancing the nitriding process is achieved, and the bottleneck problems existing in an existing traditional nitriding technology and a single liquid phase plasma nitriding technology are solved. 本发明公开了一种钛合金表面激光增强液相等离子体快速渗氮方法，利用激光同步辐照作用产生热-力效应，从而影响加工微区内的电极状态和液相传质环境，并改变电化学/等离子体电化学反应过程；凭借激光与放电的复合作用共同调控活性元素的产生、迁移以及内扩散，达到增强渗氮过程的目的，突破现有传统渗氮技术以及单一液相等离子体渗氮技术所存在的瓶颈问题。