钛合金加工表面完整性的研究现状与展望

钛合金作为航空发动机等高端装备零部件的关键材料,具有良好的高比强度、优异的抗腐蚀性与超强的断裂韧性与疲劳性能.作为典型的航空难加工材料,钛合金在制造过程中引起的表面完整性对其服役性能与可靠性有着至关重要的影响.为此,从切削加工、磨削加工、复合加工与特种加工4个工艺角度对钛合金制造过程中表面完整性的研究现状进行详细阐述....

Research Progress and Future Development of Surface Integrity on Machined Surface of Titanium Alloys

As a critical material for high-end equipment parts like aero-engines,titanium alloy has good high specific strength,excellent corrosion resistance and super fracture toughness and fatigue performance.As a typical aerospace difficult-to-machine material,the surface integrity of the titanium alloy during the manufacturing process has a crucial impact on its service performance and reliability.On this basis,the research advances on the current research of surface integrity in the titanium alloy manufacturing process are reviewed from the four technological perspectives of cutting,grinding,composite processing and non-traditional machining.Finally,the prospect of future research on cutting,grinding,composite processing and non-traditional machining technology of titanium alloy are prospected.