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1、摘要组合机床是由大量的通用部件和少量专用部件组成的工序集中的高效率机床。其特点有:结构紧凑、工作质量可靠、设计和制造周期短、投资少、经济效果好、生产率高等,和一般的万能机床相比,具有设计制造周期短、成本低、自动化程度高、加工效率高、加工质量稳定、减轻工人劳动强度等优点。该组合机床采用卧式单工位两面加工的方案,加工和装配的工艺性好,零件装夹方便。采用机械滑台实现刀具进给,借助刚性主轴实现精度稳定的加工,刀具选用硬质合金镗刀,使得工序集中。本次设计的是双面镗削组合机床,需分两步进行,即总体设计和主轴箱设计。最后画出加工
2、零件工序图,加工示意图,机床联系尺寸图,编制生产率计算卡,主轴箱的设计包含绘制原始依据图、主轴的结构形式,还有齿轮模数的确定和传动系统的拟定等。关键词:组合机床;通用部件;硬质合金;主轴箱ABSTRACTCombinationmachineiscomposedbyalargenumberofcommonpartsandfewprivatepartconcentratedefficiencyinprocessesofmachinetools.Features:Compact,reliablequality,desig
3、n,andmanufacturingcycleisshort,lowinvestment,theeconomiceffectisgood,highproductivity,andcomparedtotheuniversalmachinetoolsinGeneral,withdesignandmanufacturingcycleisshort,lowcost,highdegreeofautomation,highefficiency,processqualityandreducethelaborintensityof
4、workersandsoon.Thecombinationmachineusinghorizontalsinglecoinprocessingscenarios,processingandAssemblytechnologyisgood,easyclampingofparts.Usingmechanicalslidingplatformtorealizetool-feed,withrigidityspindlesachievestablemachiningprecision,selectioncarbidecutt
5、erboringtool,makestheoperationset.Thedesignistwo-sidedboringcombinationmachine,beconductedintwosteps,theoveralldesignandheadstockdesign.Lastdrawmachiningpartsoperations,processdiagram,machinetoolcontactsizechart,preparationofproductivitycalculations,headstockd
6、esignstructurethatcontainsdrawingoriginalbasedondiagram,spindle,gearmoduledevelopedtoidentifyanddrivesystems.Keywords:combinedmachine;generic;carbide;spindlebox目录1组合概述及其机床发展.......................................................................................
7、.................................11.1组合机床概述..................................................................................................................................11.2组合机床的特点............................................................................
8、..................................................11.3组合机床的发展.......................................................................................................................