航空复杂壳体零件深孔加工技术研究

深孔加工在航空制造业中具有广泛需求,是加工难度最大的工序之一。复杂壳体零件是航空发动机的关键部件,其深孔加工质量直接影响航空发动机的服役性能和使用寿命。以航空复杂壳体零件为对象,针对航空复杂壳体零件深孔加工的工艺特点及难点,就目前现有深孔加工方法、深孔钻削力学、深孔钻削切屑形态与排屑方法、深孔加工在线监控及深孔加工设备等方面关键技术进行综述,并探讨了深孔加工未来的发展趋势。

Research Review of Deep Hole Machining Technology for Complex Shell Part

Deep hole machining is widespread in aerospace manufacturing industry and it is one of the most difficult processes.Complex shell parts are the key parts of an aeroengine.The quality of the deep holes in shell parts has an immediate im-pact on the service performance and life of an aeroengine.According to the technological characteristics and difficulties of the deep hole machining for complex shell part,the existing method and key technologies of deep hole machining in-cluding mechanical behavior,chip morphology and evacuation method,monitoring and equipment for deep hole machining are summarized.At last,the research development of this field in the future is discussed.