锻压技术

航空发动机叶片精锻成形可靠性技术

英文标题：Reliability technology of precision forging for aeroengine blade

作者：吴捍疆张丰收燕根鹏

分类号：X263.5

出版年,卷(期):页码：2019,44(5):1-5

摘要：

通过分析航空发动机叶片特点及航发事故原因，论述了航空发动机叶片精锻成形可靠性制造技术课题研究的重要意义。并对其叶片生产发展历程、叶片精锻成形新旧工艺方法及精锻成形特点进行了介绍。简述了叶片精锻成形工艺的典型工艺参数，对叶片精锻成形规律及微观组织演变、叶片表面完整性方面的国内外研究现状进行了综述，并总结了当前针对他们的主要研究方法及常用表面完整性特征参数实验测量方法。此外，针对叶片模锻生产实验研究,提出了相关可行性的建议，并介绍了当前叶片制造新工艺发展情况。通过对上述当前叶片精锻成形可靠性技术研究情况的综合分析，对其未来的研究发展方向进行了展望。最后，对叶片精锻成形表面完整性的研究目标提出了建议。

By analyzing the characteristics of aeroengine blades and the causes of aviation accidents, the significance of the research on reliability manufacturing technology of aeroengine blade precision forging was discussed, and the development history of blade production, the new and old process methods and the characteristics of blade precision forging were also introduced. Then, the typical technological parameters of blade precision forging process were briefly described, and the research status of blade precision forging forming law, microstructure evolution and blade surface integrity in domestic and overseas was summarized. Furthermore, the main research methods and the commonly used measurement methods of surface integrity characteristic parameters were summarized. In addition, some feasible suggestions were put forward for the experimental study of blade forging production, and the development of new blade manufacturing technology was introduced. Based on the comprehensive analysis of the abovementioned research situation of reliability technology for blade precision forging, the future research direction of reliability technology for blade precision forging was forecasted. Finally, the suggestions for the study object on surface integrity of blade precision forging were put forward.

基金项目：

国家自然科学基金资助项目（51475146,51475366）

作者简介：吴捍疆（1992-），男，硕士研究生 Email：764649866@qq.com 通讯作者：张丰收（1972-），男，博士，教授，硕士生导师 Email：fengshouzhang@163.com

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