气门摇臂轴支座零件加工工艺规程及Φ11孔加工专用夹具设计说明书.doc -- 5 元

辽宁工程技术大学课程设计题目气门摇臂轴支座零件加工工艺规程及Φ11孔加工专用夹具设计班级机电063姓名王世达指导教师岳立新完成日期200971辽宁工程技术大学课程设计1摘要现货机械加工行业发生着党课的结构性变化，工艺工装的设计与改良已成为企业生存和发展的必要条件，工艺工装的设计与改良直接影响着气门摇臂轴支座的质量与性能。柴油机行业作为一个传统而富有活力的行业，近十几年取得了突飞猛进的发展，在新经济时代，柴油机行业呈现了新的发展趋势，由此对其它的质量，性能立生了新的变化。本文首先介绍了气门摇臂轴支座的作用和工艺分析，其次确定毛坯尺寸，然后进行了工艺规程自由诗。关键词工艺分析工艺规程设计夹具设计辽宁工程技术大学课程设计2Abstractlecturesonthespotmachiningindustryisundergoingstructuralchanges.Thedesignandimprovementoftechnologyandequipmenthavebecomeanecessaryconditionfortheexistenceanddevelopmentofenterprises.ProcessEquipmentDesignanddirectimpactonimprovingthequalityandperformancevalverockerarmshaftbearings.Dieselindustryasatraditionalandhighlydynamicindustries,overthelast10yearstherehasanewdieselengineindustry,intheneweconomicera,hasanewdieselengineindustrytrends,whichoftheotherqualitypropertieswithachangeinhealthlegislation.Thispaperintroducesthevalverockerarmshaftbearingontheroleandprocessanalysis,followedbyroughdeterminethesize,thentheprocessspecificationfreeverse.KeyWordsProcessDesignTechnologyoffixturedesignvalverockerarmshaftbearings辽宁工程技术大学课程设计3目录1.零件的分析............................................................................41.1零件的作用........................................................................................................................42.确定毛坯、画毛坯零件图....................................................52.1确定毛坯............................................................................................................................52.2画毛坯零件图...................................................................................................................53.零件制造的工艺设计............................................................63.1表面加工方法的确定........................................................................................................73.2定位基准的选择................................................................................................................73.3制定工艺路线错误未找到索引项。...........................................................................83.4.1加工设备和工艺设备..........................................................................................104.夹具设计...............................................................................104.1夹具选择..........................................................................................................................104.2夹具设计.........................................................................................................................124.2.1定位分析.............................................................................................................125.2.2切削力及夹紧力的计算......................................................................................124.3夹具操作说明..................................................................................................................134.4.确定导向装置.................................................................................................................135.机床夹具设计体会与展望....................................................14参考文献....................................................................................15辽宁工程技术大学课程设计4气门摇臂轴支座零件图1.零件的分析1.1零件的作用气门摇臂之座是柴油机的重要零件之一。该零件是1105柴油机中气门摇臂座结合部的气门摇臂轴支座，Φ18mm孔装摇臂轴，轴上两端各装一进，排气门摇臂，Φ16mm孔内装一减压轴，用于降低气缸内压力，便于起动柴油机，两孔间距为56mm可保证减压轴在摇臂上打开气门，实现减压，该零件通过Φ11mm孔用M10螺杆与气缸盖相连。