卞宏友,翟泉星,韩双隆,李英,赵翔鹏,尚纯

• 1:沈阳航空航天大学航空制造工艺数字化国防重点学科实验室
• 2:沈阳黎明航空发动机(集团)有限公司焊接研究所

摘要(Abstract)：

利用感应加热系统对激光沉积修复试样进行去应力退火局部热处理,研究了局部热处理的保温温度和时间对试样温度分布和残余应力的影响规律。结果表明:感应加热系统的局部加热效果明显;随着局部热处理保温温度的提高和保温时间的延长,加热区温度分布更加均匀;600℃去应力退火热处理后,残余应力平均降低30.6%以上,高于500℃去应力退火热处理后的应力消减幅度,局部热处理后由残余应力引起的端部变形量由2.67 mm消减为0.54 mm。试验验证了基于感应加热的局部热处理可有效消减修复应力和变形量。

关键词(KeyWords)： 激光沉积修复;感应加热;局部热处理;温度分布;应力消减

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51375316);; 航空科学基金(2014ZE54028);; 辽宁省高等校科学研究一般项目(L2014054)

作者(Author): 卞宏友,翟泉星,韩双隆,李英,赵翔鹏,尚纯

DOI: 10.13289/j.issn.1009-6264.2016-X236

参考文献(References)：

• [1]王华明,张述泉,王向明.大型钛合金结构件激光直接制造的进展与挑战[J].中国激光,2009,36(12):3204-3209.WANG Hua-ming,ZHANG Shu-quan,WANG Xiang-ming.Progress and challenges of laser direct manufacturing of large titanium structural components[J].Chinese Journal of Lasers,2009,36(12):3204-3209.
• [2]林鑫,薛蕾,陈静,等.钛合金零件的激光成形修复[J].航空制造技术,2010(8):55-58.LIN Xin,XUE Lei,CHEN Jing,et al.Laser forming repair of titanium alloy parts[J].Aeronautical Manufacturing Technology,2010(8):55-58.
• [3]李杰.航空发动机整体叶盘维修解决方案[J].航空维修与工程,2009(2):25-26.LI Jie.DMLD,an advanced repair process for aero engine blisk[J].Aviation Maintenance&Engineering,2009(2):25-26.
• [4]孔源,刘伟军,王越超,等.钛合金激光直接成形过程中热力耦合场的数值模拟[J].机械工程学报,2011,47(24):74-82.KONG Yuan,LIU Wei-jun,WANG Yue-chao,et al.Numerical simulation of temperature field and stress field of direct laser metal deposition shaping process of titanium alloys[J].Journal of Mechanical Engineering,2011,47(24):74-82.
• [5]史建军,马洪炯.TC4钛合金电子束焊接接头的真空去应力退火工艺研究[J].热加工工艺,2009,38(9):120-122.SHI Jian-jun,MA Hong-jiong.Performance research on vacuum destressing annealing of TC4 electron beam welded joint[J].Hot Working Technology,2009,38(9):120-122.
• [6]苏海洋,尉凯晨,郭伟,等.激光快速成形技术新进展及其在高性能材料加工中的应用[J].中国有色金属学报,2013,6(23):1567-1574.SU Hai-yang,WEI Kai-chen,GUO Wei,et al.New development of laser rapid forming and its application in high performance materials processing[J].The Chinese Journal of Nonferrous Metal.2013,6(23):1567-1574.
• [7]卞宏友,雷洋,李英,等.预热对激光沉积修复TA15钛合金形貌尺寸和组织的影响[J].中国有色金属学报,2016,26(2):310-316.BIAN Hong-you,LEI Yang,LI Ying,et al.Effects of preheating on morphology size and microstructure of laser deposition repair TA15 titanium alloy[J].The Chinese Journal of Nonferrous Metal,2016,26(2):310-316.
• [8]曲伸.电子束焊接TC4整体叶盘结构的变形控制[J].航空制造技术,2009(23):91-93.QU Shen.Deformation control of EBW of TC4 blisk[J].Aeronautical Manufacturing Technology,2009(23):91-93.
• [9]Murakawa H,Lu H,Wang J H.Mechanical behavior in local post weld heat treatment(Report II)-Determination of critical heated band during local PWHT[J].Trans JWRI,1998,27(1):20-26.
• [10]汪建华,陆皓,村川英一.局部焊后热处理加热宽度的直接评定方法[J].焊接学报,2000,21(2):39-42.WANG Jian-hua,LU Hao,MURAKAWA H.Direct evaluation method of heating width by local heat treatment after welding[J].Transactions of the China Welding Institution,2000,21(2):39-42.
• [11]王泽军,卢惠屏,荆洪阳.加热面积对球罐局部热处理应力消除效果的影响[J].焊接学报,2008,29(3):125-128.WANG Ze-jun,LU Hui-ping,JING Hong-yang.Effect of heated region on stress relief ratio of local heat treatment on spherical tanks[J].Transactions of the China Welding Institution,2008,29(3):125-128.
• [12]Wang Z J,Jing H Y.Residual thermal stresses induced by local heat treatment on spherical vessels and their influential factors[J].Journal of Pressure Vessel Technology,2008,130(1):28-36.
• [13]姬书得,张利国,方洪渊,等.局部加热法影响转轮焊接残余应力的试验分析[J].焊接学报,2007,28(4):97-100.JI Shu-de,ZHANG Li-guo,FANG Hong-yuan,et al.Analysis on runner welding residual stress affected by local heating[J].Transactions of the China Welding Institution,2007,28(4):97-100.
• [14]林涛,陈怀宁,刘英.感应加热消除不锈钢管焊接应力数值模拟[J].压力容器,2009,26(5):38-43.LIN Tao,CHEN Huai-ning,LIU Ying.Simulation of relieving welding residual stresses in the girth-weld stainless steel tube by induction heating method[J].Pressure Vessel Technology,2009,26(5):38-43.
• [15]刘生,陈怀宁,陈静,等.未知主应力方向残余应力的压痕应变法测量及其程序设计[J].压力容器,2013,30(2):36-40.LIU Sheng,CHEN Huai-ning,CHEN Jing,et al.Residual stress measurement of unknown principal stress direction by indentation strain-gage method and its program design[J].Pressure Vessel Technology,2013,30(2):36-40.
• [16]中国航空材料手册编辑委员会.中国航空材料手册[M].北京:中国标准出版社,2001:104-105.
• [17]张霜银,林鑫,陈静,等.热处理对激光立体成形TC4残余应力的影响[J].稀有金属材料与工程,2009,38(5):774-778.ZHANG Shuang-yin,LIN Xin,CHEN Jing,et al.Influence of heat treatment on residual stress of Ti-6Al-4V alloy by laser solid forming[J].Rare Metal Materials and Engineering,2009,38(5):774-778.

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