题目【摘要】本论文主要阐述了车床拨叉零件的设计工艺规程极其夹具设计方法.设计内容包括了本次设计的目的以及对连件的分析.制定了简单的工艺规程.最后，对夹具也做了进一步的分析和设计.关键词：1.零件的分析.2.工艺规程设计3.工艺路线4.加工余量5.夹具设计Abstract:Thisarticlemainlydescribesthedesignprocessandrelatedfixturedesignoflatheforkcomponents.Includingdesignpurposeandananalysistotheconnectors.Asimpleprocessregulationisestablishedaswellafurtheranalysisanddesignisdoneattheend.Keywords:1.Analysisofparts2.ProcessDesign3.ProcessRoute4.Processingmargining5.FixtureDesign目录前言............................................................................................................................................................31设计的目的：........................................................................................................................................42零件的分析............................................................................................................................................42.1零件的作用...................................................................................................................................42.2零件的工艺分析...........................................................................................................................43工艺规程设计........................................................................................................................................53.1确定毛坯的制造形成...................................................................................................................53.2基准的选择.....................................................................................................................................53.3制定工艺路线...............................................................................................................................53.3.1方案一的工序.......................................................................................................................63.3.2方案二的工序.......................................................................................................................63.3.3方案分析...............................................................................................................................63.4机械加工余量.................................................................................................................................63.5确定切削用量及基本工时...........................................................................................................73.5.1工序Ⅰ车削A面.................................................................................................................73.5.2工序Ⅱ拉花键孔.............................................................................................................103.5.3工序Ⅲ粗铣，精铣B面................................................................................................103.5.4工序Ⅳ铣削8+0.030mm槽...................................................................................................123.5.5工序Ⅵ磨18mm槽，保证尺寸18mm...............................................................................144夹具设计....................................................................................................................
