┊┊┊┊┊┊┊┊┊┊┊┊┊装┊┊┊┊┊订┊┊┊┊┊线┊┊┊┊┊┊┊┊┊┊┊┊┊第PAGE\*MERGEFORMAT27页共NUMPAGES\*MERGEFORMAT28页毕业设计课题名称盘套径向孔带分度装置钻床夹具设计分院/专业机械工程学院/机械制造与自动化2015年5月20日摘要本课题是为加工扇形盘套零件的三个径向孔设计带分度装置的钻床夹具。扇形盘套采用完全定位方式，带台阶的定位心轴限制五个自由度，分度装置实现径向分度的同时限制一个回转自由度。设计带快换垫圈的螺旋夹紧装置，更换工件方便快捷、夹紧可靠。分度装置包括带分度功能的分度盘和带停留、复位功能及定位功能的对定销。设计和选用较高精度的钻套和钻模板，保证钻孔质量。设计结构坚固的夹具体，为其它夹具零件提供可靠的安装平台。整套夹具结构经凑、精度较高、操作方便、生产率高，能满足扇形盘套零件的三个径向孔的钻削加工。关键词：螺旋夹紧；分度装置；钻模板AbstractThistopicisfortheprocessingoffan-shapedplatekitthreeradialholedrilljigdesignwithdividingdevice.Fan-shapedplateadoptcompletelypositioningway,withthestepsoflocatingmandrellimitfivedegreesoffreedom,thedividingdevicetorealizetheradialindexatthesametimelimitarotationdegreesoffreedom.Designclampingdeviceofthespiralgasketquickchange,changeoffastandconvenient,reliableclampingworkpiece.Withdividingfunctiondividingapparatusincludingdialwithstopandresetfunctionandorientationfunctionandtofixthequotasformarketing.Designandselectthehighprecisiondrillanddrilltemplate,ensurethequalityofdrilling.Designfirmstructureofconcrete,provideareliableplatformfortheinstallationforotherfixtureparts.Fixturestructureofacompletesetofthepool,highprecision,convenientoperation,highproductivity,cansatisfythefan-shapedplatesetofthreepartsoftheradialholedrillingprocessing.Keywords:screwclamp;Dividingdevice;Drilltemplate目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc420235136"第1章绪论PAGEREF_Toc420235136\h4HYPERLINK\l"_Toc420235137"1.1机床夹具简述PAGEREF_Toc420235137\h4HYPERLINK\l"_Toc420235138"1.2钻床夹具介绍PAGEREF_Toc420235138\h5HYPERLINK\l"_Toc420235139"第2章夹具设计内容与任务要求PAGEREF_Toc420235139\h6HYPERLINK\l"_Toc420235140"2.1设计任务PAGEREF_Toc420235140\h6HYPERLINK\l"_Toc420235141"2.2夹具的设计内容PAGEREF_Toc420235141\h6HYPERLINK\l"_Toc420235142"第3章夹具结构设计与工作原理PAGEREF_Toc420235142\h8HYPERLINK\l"_Toc420235143"3.1夹具总体方案设计PAGEREF_Toc420235143\h8HYPERLINK\l"_