第48卷第3期Vol.48No.3FORGING&STAMPINGTECHNOLOGY2023年3月Mar.2023典型框类零件的喷丸强化工艺优化李胜男1,杜建宁1,崔丽1,王金权2,石全强2(1.沈阳飞机工业(集团)有限公司,辽宁沈阳110034;2.中国科学院金属研究所师昌旭先进材料创新中心,辽宁沈阳110016)摘要:为解决长期以来框类零件喷丸强化要求高、加工方法困难的问题,针对典型框类零件制定了新的喷丸强化加工方法。通过分析零件数模,将零件数模各部分外表面按类型进行编号并量化,不同类型的表面按照不同的角度、喷打次数进行喷丸;之后设计喷嘴进给路径,并结合局部表面保护,对设备、夹具和辅助工具和工艺辅料进行选择,结合加工程序,设计零件保护方案。通过工艺优化,零件全部表面均能满足在适合的角度下进行喷丸,表面覆盖率100%满足图纸要求,同时大幅度提高生产效率,为后续该类零件甚至类似零件的生产加工提供了可行且有效的参照。关键词:框类零件;喷丸强化;喷丸路径;喷丸强度;表面质量DOI:10.13330/j.issn.1000-3940.2023.03.022中图分类号:TG394文献标志码:A文章编号:1000-3940(2023)03-0159-05OptimizationonshotpeeningstrengtheningprocessfortypicalframepartLiShengnan1,DuJianning1,CuiLi1,WangJinquan2,ShiQuanqiang2(1.ShenyangAircraftIndustry(Group)Co.,Ltd.,Shenyang110034,China;2.ShiChangxuAdvancedMaterialInnovationCenter,InstituteofMetalResearchoftheChineseAcademyofSciences,Shenyang110016,China)Abstract:Tosolvethelong-standingproblemsofhighrequirementsofshotpeeninganddifficultyinprocessingmethodsforframeparts,anewshotpeeningprocessingmethodwasformulatedforthetypicalframeparts.Byanalyzingthedigitalmodelofpart,theoutersurfaceofeachpartinthedigitalmodelofpartwasnumberedandquantifiedaccordingtothetype,andthesurfaceofdifferenttypeswasshotpeenedaccordingtodifferentanglesandshotpeeningtimes.Afterwards,thefeedingpathofnozzlewasdesigned,andcombinedwithlocalsurfaceprotection,theequipment,fixtures,auxiliarytoolsandprocessauxiliarymaterialswereselected.Furthermore,combinedwithprocessingprocedures,thepartprotectionplanwasdesigned.Throughtheoptimizationofprocess,theentiresurfaceofpartcouldbeshotpeenedatasuitableangle,thesurfacecoveragerateis100%whichmeettherequirementsofthedrawing,andtheproductionefficie...
