金属增减材混合制造研究进展

增减材混合制造技术不仅具有增材制造的成形速度快、材料利用率高和复杂结构易成形等优点,还兼具机械加工高质量和高精度等优点,是复杂金属构件整体成形的重要手段之一。介绍了结合增材与减材的增减材混合制造技术,从设备集成和成形工艺两方面综述了其在国内外的研究现状,分析了增减材设备的机械性能、成形方法和集成方式,重点介绍了增减材混合制造路径规划的方法和工艺参数的优化。指出未来增减材混合制造设备和成形工艺的研究方向。

Research progress of metal additive and subtractive hybrid manufacturing technology

The hybrid manufacturing technology of additive and subtractive which is one of the important methods of integral forming complex metal components,have the advantages of high forming speed,high material utilization rate and forming complex structure in additive manufacturing and the advantages of high quality and accuracy in machining. This paper introduces the technology of additive and subtractive hybrid manufacturing as well as its current research situation both at home and abroad from two aspects of equipment integration and forming process. The study analyzes the mechanical properties,forming method and integration way of additive and subtractive equipment,mainly focuses on path planning and optimizes process parameters in hybrid manufacturing. Finally,points out the future research direction of additive and subtractive hybrid manufacturing equipment and forming process.