缸头5个螺纹孔钻孔专机设计论文[带图纸].doc -- 45 元

编号无锡太湖学院毕业设计（论文）题目缸头5个螺纹孔钻孔专机设计信机系机械工程及自动化专业学号学生姓名指导教师（职称副教授）（职称）2013年5月25日无锡太湖学院本科毕业设计（论文）诚信承诺书本人郑重声明所呈交的毕业设计（论文）缸头5个螺纹孔钻孔专机设计是本人在导师的指导下独立进行研究所取得的成果，其内容除了在毕业设计（论文）中特别加以标注引用，表示致谢的内容外，本毕业设计（论文）不包含任何其他个人、集体已发表或撰写的成果作品。班级机械94学号0923155作者姓名2013年5月25日III摘要组合机床是由通用部件及专用部件组成的,加工一种或几种零件的一道或几道工序的高效率的专用机床,是一种自动化或半自动化的机床.无论是机械电气或液压电气控制的都能实现自动循环、半自动化的组合机床。一般采用多轴、多刀、多工序、多面和多工位同时加工，一种工序集中的高效率机床。组合机床加工,刀具是借助钻模板和镗模架,精加工机床采用高精度的导向,所以稳定的保证产品质量。组合机床三图一卡就是针对具体零件，在选定的工艺和结构方案的基础上进行组合机床总体图样文件设计。其内容包括绘制被加工零件图、加工示意图、机床联系总图、机床生产率计算卡等。机床夹具通常是指装夹工件用的装置，至于装夹各种刀具用的装置,则一般称为辅助工具。专用夹具在生产上起着很大的作用。机床夹具设计是工艺装备设计中的一个重要组成部分，是保证产品质量和提高劳动生产率的一项重要技术措施。通过对变速箱体零件图的分析，制定其工艺过程，确定组合机床形式，绘制三图一卡以及对专用部件多轴箱的设计。关键词组合机床多轴箱设计夹具加工工艺IVAbstractBythecombinationofmachinetoolsandpartsfordedicatedcomponents,aorseveralpartofaorseveralroadprocessforthehighefficiencyofthemachine,whichisanautomatedorsemiautomatedmachinetools,whetherelectricalmachineryelectricalorhydrauliccontrolcanachieveautomaticcycle,thecombinationofsemiautomaticmachine.Generaluseofmultiaxis,multitool,multiprocess,multifacetedandmultiprocessingatthesametime,aconcentrationofhighlyefficientprocessesmachine.Combinationofmachining,tooluseisbasedontemplatesandplanes,finishingahighprecisionorientedmachinetools,stableproductqualityassurance.Combinationmachinethreeplansandacardisforspecificparts,havinganoverallcompositionofmachinedesignonthebasisoftheoverallcompositionofmachinepatterndesign.ItcontentsDrawingprocessedpartsmap,diagramprocessing,machinetoolscontactthepattern,calculatingproductivitymachinecards.Machinetoolfixtureisusuallyusedintheworkpiececlampingdevice.Asfortheclampingtoolusedinallkindsofdevices,commonlyknownasatool.Fixturefortheproductionplaysanimportantrole.Machinetoolfixturedesignprocessisanimportantpartofthedesignoftheequipment,ensuringproductqualityandraisinglaborproductivityofanimportanttechnicalmeasures.Throughtheanalysisofgearboxpatterns,Wedrawuptheprocessofitscraftanddeterminetheformofcombinationofmachinetools,drawingthreepatternsandacardandthedesignmultiaxleboxofdedicateddevices.KeywordsModularmachinetoolMultiaxleboxdesignFixturesProcessingtechnicV目录摘要...........................................................................................................................................IIIAbstract.........................................................................................................................................IV目录............................................................................................................................................V1绪论.............................................................................................................................................11.1本课题的研究内容和意义................................................................................................11.2国内外的发展概况............................................................................................................11.3本课题应达到的要求........................................................................................................22设计专用夹具..............................................................................................................................32.1夹具的功用与组成...........................................................................................................32.2夹具设计的基本要求.......................................................................................................32.2.1保证工件的加工精度.............................................................................................32.2.2提高劳动生产率.....................................................................................................32.2.3良好的加工使用性.................................................................................................32.2.4经济性好.................................................................................................................32.3设计缸头专用夹具...........................................................................................................32.3.1调研分析.................................................................................................................32.3.2确定夹具设计方案.................................................................................................42.3.3方案审查.................................................................................................................42.3.4绘制夹具装配图.....................................................................................................52.3.5绘制夹具零件图.....................................................................................................53设计组合机床.............................................................................................................................63.1组合机床工艺方案确定...................................................................................................63.1.1确定组合机床工艺方案的基本原则.....................................................................63.1.2确定组合机床工艺方案应注意的问题.................................................................73.1.3工艺方案的拟订.....................................................................................................73.1.4工序间余量的确定.................................................................................................73.1.5刀具结构的选择.....................................................................................................73.2切削用量的确定...............................................................................................................83.2.1组合机床切削用量选择.......................................................................................83.2.2确定切削力、切削转矩、切削功率和刀具耐用度.............................................83.2.4切削力、切削转矩、切削功率.............................................................................83.2.5确定主轴类型、尺寸、外伸长度.........................................................................93.2.6动力部件工作循环及行程的确定.......................................................................93.3组合机床总体设计三图一卡.........................................................................103.3.1被加工零件工序图.............................................................................................10