盖体零件钻孔专机设计及夹具部装设计说明书

吉林化工大学本科毕业设计说明书盖体零件钻孔专机设计及夹具部装设计Designcoverpartsofdrillingmachineandfixtureassemblydesign性质:□毕业设计□毕业论文教学院：XXXXXXX系别：XXXXXXX学生学号：XXXXXXX学生姓名：XXXXXXX专业班级：XXXXXXX指导教师：XXXXXXX职称：XXXXXXX起止日期：2014.03.01～2014.06.15吉林化工学大学JilinInstituteofChemicalTechnologyI摘要专用机床是用按系列化标准化设计的通用部件和按被加工零件的形状及加工工艺要求设计的专用部件组成的专用机床。它能够对一种(或几种)零件进行多刀、多铀、多面、多工位加工。在专用机床上可以完成钻孔、扩孔、铰孔、螳孔、攻丝、车削、铣削等工序，生产效率高，加工精度稳定。因此，专用机床与通用机床、其它专用机床比较，具有很多优点，专用机床上的通用部件和标准零件约占全部机床零、部件总旦的70％一80％，因此设计和制造周期短，经济效益好。由于专用机床采用多刀加工，机床自动化程度高，因而比通用机床生产效率高，产品质量稳危劳动强度低。专用机床的通用部件是经过周密设计和长期生产实践考验的，又有专门厂家成批生产，它与一般专用机床比较，其结构稳定，工作可靠，使用和维修方便。专用机床加工工件由于采用专用夹具、组合刀具和导向装置等产品加工质量可靠。专用机床易于联成专用机床自动线，以适应大规模和自动化生产需要。所以，在专用机床设计中，选取合理的通用部件，多轴箱的结构，夹具部装的设计都是是最重要的部分。我设计的是立式钻孔专用专用机床，是同时加工完成轴承端盖上8个孔。零件夹具部装设计部分主要包含以下几个方面的内容：一、方案的设定，根据所提供的加工零件，通过收集相关材料制定可行性方案拟定加工工艺规程；二、“三图一卡”-工序图、加工示意图、尺寸联系图的绘制以及生产率计算卡的计算，根据要求及实际情况做出基础图形，为下一步设计做好准备；三，夹具结构的设计，包括夹具方案的制定，定位基准的选取，V型块的设计，定位误差的计算，夹紧力的计算。四、零件图的绘制，包括夹具体、固定钻模板、液压缸等；五、说明书的撰写。关键词：专用机床；夹具；刀具；导向；三图一卡IIAbstractCombinationmachinetoolsisbyusingseriesofstandardizeddesignofgeneralpartsandaccordingtotheshapeoftheprocessedsparesandprocessingtechnologyrequirementsofspecialcomponentsdesignspecialmachine.Itcanbetoa(orsome)partsmanyknives,muchuranium,andmulti-faceted,multistageprocessing.Incombinationmachinetoolscancompletedrilling,reaming,reaming,tapping,turning,milling,grindingandrollingprocess,highefficiency,themachiningaccuracystable.Therefore,combinationmachinetoolsandgeneral-purposemachinetools,otherspecialmachinetoolcomparison,hasmanyadvantages,andcombinationmachinetoolsonthegeneralpartsandstandardpartsaccountedforaboutallthemachinepartsandcomponentshave70%ofthetotaldenier80%,thereforedesignandmanufacturingcycleisshort,andtheeconomicbenefitisgood.Duetothecombinationmachinetoolsusingmanyknivesprocessing,machinetool,andhighdegreeofautomationthangeneralmachinehighproductionefficiency,productqualityissteadydangerouslowlaborstrength.Generalcomponentisportfoliotoolscarefuldesignandlong-termproductionpracticetests,andhavespecialmanufacturerbatchproduction,itandgeneralcomparison,itsspecialmachinestructureisstable,reliablework,useandconvenientmaintenance.So,incombinationmachinetoolsdesign,selectthereasonablegeneralparts,thestructureofthespindlebox,thedesignoffixturedepartmentoutfitisthemostimportantpart.Idesignisverticaldrillingspecialcombinationmachinetools,isalsofinishedcoverlast8holebearing.Partsfixturedesignpartconsistsmainlyofpackthecontentsofthefollowingseveralaspects:one,projectofconfiguredaccordingtoofferprocessingcomponents,bycollectingrelevantmaterialsformulatefeasibleschemeforprocessingprocedureworked;Second,thethreegraphonecard-processgraph,processingschemes,sizecontactdrawingandproductivitycalculationcard,accordingtorequirementsandcalculatedbasedgraphics,actualsituationtomakereadyforthenextstepdesign;Three,fixturestructuredesign,Four,componentisdrawing,includingclipconcrete,activitiessuchasFixeddrillingtemplate,hydrauliccylinder;Fifth,writteninstructions.Keywords:combinationmachinetools;Jig;Cutlery;Orientation;ThreediagramsacardIII目录摘要.............................................................IAbstract...........................................................II引言.............................................................1第1章专用机床简介................................................21.1专用机床概述..............................................21.1.1专用机床及其特点....................................31.1.2专用机床的分类和配置形式............................41.1.3专用机床的工艺范围及加工精度........................41.1.4专用机床的发展趋势..................................5第2章专用机床总体设计............................................52.1专用机床的设计步骤........................................52.1.1调查研究............................................52.1.2总体方案设计........................................52.1.3技术设计............................................52.1.4工作设计............................................62.2制定工艺方案..............................................62.2.1编制工艺规程的原始资料..............................62.2.2零件机械加工工艺路线的拟定..........................72.3工序的加工余量及切削用量的选择............................72.3.1加工余量的确定......................................72.3.2切削用量的选择......................................82.4切削刀具的选择............................................82.5零件工序图的绘制..........................................92.5.1被加工的零件工序图应包含的内容......................92.5.2零件工序图的绘制....................................92.6零件加工示意图的绘制.....................................102.6.1选择刀具接杆.......................................102.6.2导向结构的选择.....................................112.6.3刀具切出长度的选择.................................112.6.4动力头工作循环.....................................122.6.5加工示意图.........................................122.7机床联系尺寸图的绘制.....................................132.7.1机床装料高度的确定.................................132.7.2夹具的选择.........................................142.7.3滑台的选择.........................................162.7.4动力箱的选用.......................................152.7.5滑台侧底座的选择...................................152.8切削力的确定................