毕业设计-型腔零件的数控编程与仿真

毕业设计（论文）毕业设计（论文）课题类别毕业设计说明毕业设计总结毕业设计论文系科电子工程系专业应用电子技术应用电子技术/应用英语电气自动化技术电气自动化技术/市场营销计算机应用技术计算机应用技术/广告设计与策划班级数控姓名完成日期指导教师型腔零件的数控编程与仿真摘要大家都知道，数控加工是目前的一门新的专业，热门专业，正在高速发展，数控加工程序是有多道复杂的程序组成的，这就为我们学习带来不便，为了使学习更方便，使用更加有条理，我编写了这份典型零件的数控铣床铣削编程与操作设计，希望为大家的工作、学习带来方便。我的这份毕业设计包括设计任务书、摘要、前言、设计说明书等多个部分。设计的主要是内容是对我们机械类加工日常加工中常见的工件取其中的一典型零件进行系统的编程与操作设计，从数控加工前应做的准备开始到数控加工工艺分析、数控刀具及其选择、工件装夹方式与数控加工夹具的选择、程序编制中的数值计算、数控加工程序的编制、数控车削加工、数控铣削加工、数控加工中心编程及自动编程技术等内容等数控加工时应注意的问题做了一一的说明。其中数控机床我们现在用的是西门子系统的，包括编程语言到是西门子系统的。由于水平有限，自己对设计的完成还不是很完善，有不足之处，希望老师斧正。CavitypartsCNCprogrammingandsimulationPickAsweallknow,ncmachiningisnowanewmajor,popularmajor,isdevelopingrapidly,CNCprogrammingisamulti-channelcomplicatedprocedureofcomposition,thisisforustolearntobringinconvenience,inordertomakelearningmoreconvenient,usemorestructured,IwrotethistypicalpartsofCNCmillingmachine,millingoperationandprogrammingdesignforeveryone'shopejob,study,bringconvenience.Mythisgraduationdesignincludingthedesignplandescriptions,abstract,preface,thedesignspecificationandsoonmanyparts.Designofthemaincontentistoourmachineryprocessingdailyprocessingofcommonworkpiecetakeoneofthetypicalpartsofprogramandoperatingsystemdesign,fromthencmachiningshouldbeobtainedbeforethestartofncmachiningprocessanalysis,tothenctoolandselection,workpiececlampingfixturewithncmachiningwayofchoice,programmingofthenumericalcalculations,CNCprogramming,thenumericalcontrolturningprocessing,CNCmilling,ncmachiningcenterprogrammingandautomaticprogrammingtechnologycontentandsoonncmachiningtheproblemsneedingattentionwhendoneoneexplanation.Onenumerically-controlledmachinetoolweusenowisSiemenssystem,includingprogramminglanguagetoisSiemenssystem.Duetothelimitedability,oneselftodesignofcompleteisn'tveryperfect,hassomeshortcomings,hopetheteacherknow.目录1绪论------------------------------------------------------------------------------------------------------------11.1数控机床的产生与发展----------------------------------------------------------------------------------11.2数控机床的加工特点--------------------------------------------------------------------------------------21.3数控机床的发展趋势--------------------------------------------------------------------------------------42数控铣削加工工艺------------------------------------------------------------------------------------------62.1零件的工艺分析--------------------------------------------------------------------------------------------62.2装夹方案的确定--------------------------------------------------------------------------------------------62.3数控加工刀具-----------------------------------------------------------------------------------------------72.4切削用量的确定--------------------------------------------------------------------------------------------82.5切削液的选择-----------------------------------------------------------------------------------------------92.6进给路线的确定--------------------------------------------------------------------------------------------92.6.1铣削加工路线的确定---------------------------------------------------------------------------------92.6.2孔加工路线---------------------------------------------------------------------------------------------112.7加工阶段的划分--------------------------------------------------------------------------------------------122.8工序的划分--------------------------------------------------------------------------------------------------132.8.1工序划分原则-----------------------------------------------------------------------------------------132.8.2工序划分的方法---------------------------------------------------------------------------------------132.9工艺文件的制定---------------------------------------------------------------------------------------------133零件铣削加工工艺分析-------------------------------------------------------------------------------------133.1分析零件图，确定安装基准------------------------------------------------------------------------------133.2确定加工方法和加工路线---------------------------------------------------------------------------------143.2.1选择加工方法-------------------------------------------------------------------------------------------143.2.2选择加工路线-------------------------------------------------------------------------------------------153.3选择切削用量-------------------------------------------------------------------------------------------------153.4选择刀具-------------------------------------------------------------------------------------------------------153.5确定工件加工坐标系----------------------------------------------------------------------------------------153.6计算刀具轨迹坐标-------------------------------------------------------------------------------------------163.7铣削加工工序卡和刀具卡----------------------------------------------------------------------------------174数控加工程序的编制-------------------------------------------------------------------------------------------184.1FANUC系统的介绍-------------------------------------------------------------------------------------------184.2零件的铣削加工程序-----------------------------------------------------------------------------------------224.2.1手工编程的程序-----------------