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当前位置:首页 > 商业/管理/HR > 咨询培训 > 钣金件的预处理和NX-PDW
为进一步强化公司安全生产、文明施工管理,切实落实安全生产责任,防止重大安全事故发生,保障企业和员工的生命和财产安全manufacturersdrawingsboltfastenedinthecylinderandoutercylinder.Cylindercylinderinthedrainpipeinstallationandmeasuringcomponentleads.6.4.4.3bladecarrier,partitionsandlowerinstallationcheckthesealingringofthesealandsprings,whichshallconformtothetechnicalrequirementsmanufacturersdrawings.CylindergasketonthemountingbracketssupportingtheGroupassembled,thelugsshallbenoBurronthesurface,andotherdebris.Departmentsuiteinplacetomeasuresurfaceandinnercylindersurfaceheightdifference,comparedwiththeoriginalvaluesconfirmthelocation.6.4.4.4lowerbearingandthrustbearinginstallationcleanbearingandbearing,thrustbearingjoints,cleanthemwithathinlayerofturbineoil,andthenliftingittobits.6.4.4.5highandmiddlepressurecylinderoverittotheend(forhighpressurerotorandlowpressurechangeflangegasketwithoutconnectionunit)rotorsandrotorflangegasketconnectionandthereisnoconnection,sotherotorinplacecases,rotorsinplacemustbehighandmiddlepressurecylindertogetherwiththeChamberoverittotheend.Jackintheboxthatareinstalledonapush-pulldeviceofadjustingthehighandmediumpressurecylindertoendoverandaroundtosetupindicatorstomonitordata,generaldataaboutthedifferencemustnotexceed0.02mm.Topreventcylinderaboutoutofsyncoverthesituation,takethefollowingmeasures:a)overJackusesthesamepump,evenly.B)lefttosetupindicatorstomonitoroverquantity.TopreventthemovementovertheChamberwhentheplaten,atthetopofthefrontbearingplateinstalledtight,thenanchorbasenexttothecorresponding第一篇钣金件的预处理和NXPDW工程概述第1章零件的预处理【本章目的】一般来说,使用ProgressiveDieWizard(简称PDW)系统可以设计任何钣金模型的级进模。PDW系统提供了多种工具来处理各种类型的实体模型,如参数化的实体模型、非参数化的实体模型以及带有自由成形曲面的实体模型。用户可以根据具体的零件确定适合的方法。对于自由成形曲面实体模型,通常不需要也不可能转换成钣金特征构成的实体模型,附件B详细介绍了这一类型零件的设计方法;对于直弯零件,可以转换成由钣金特征构成的实体模型,或直接用类似处理自由成形曲面实体模型的方法,或用其他工具如DirectUnfolding进行设计。在设计模具之前,用户需要准备一个合适的零件模型。本章将通过一个简单的实例,介绍如何准备一个由钣金特征构成的实体模型文件。【本章目标】在完成本章学习后,你将能够:识别出PDW适用的钣金零件模型。使用特征识别与重构功能,将任意实体模型转化成为具有设计特征的钣金零件模型。1.1概述使用PDW,你将能够:自动完成级进模设计任务。生成数控加工所需要的完整的3D模型。当设计改变时,更改产品设计结果以保证数据的关联性。UGNX4级进模设计培训教程为进一步强化公司安全生产、文明施工管理,切实落实安全生产责任,防止重大安全事故发生,保障企业和员工的生命和财产安全manufacturersdrawingsboltfastenedinthecylinderandoutercylinder.Cylindercylinderinthedrainpipeinstallationandmeasuringcomponentleads.6.4.4.3bladecarrier,partitionsandlowerinstallationcheckthesealingringofthesealandsprings,whichshallconformtothetechnicalrequirementsmanufacturersdrawings.CylindergasketonthemountingbracketssupportingtheGroupassembled,thelugsshallbenoBurronthesurface,andotherdebris.Departmentsuiteinplacetomeasuresurfaceandinnercylindersurfaceheightdifference,comparedwiththeoriginalvaluesconfirmthelocation.6.4.4.4lowerbearingandthrustbearinginstallationcleanbearingandbearing,thrustbearingjoints,cleanthemwithathinlayerofturbineoil,andthenliftingittobits.6.4.4.5highandmiddlepressurecylinderoverittotheend(forhighpressurerotorandlowpressurechangeflangegasketwithoutconnectionunit)rotorsandrotorflangegasketconnectionandthereisnoconnection,sotherotorinplacecases,rotorsinplacemustbehighandmiddlepressurecylindertogetherwiththeChamberoverittotheend.Jackintheboxthatareinstalledonapush-pulldeviceofadjustingthehighandmediumpressurecylindertoendoverandaroundtosetupindicatorstomonitordata,generaldataaboutthedifferencemustnotexceed0.02mm.Topreventcylinderaboutoutofsyncoverthesituation,takethefollowingmeasures:a)overJackusesthesamepump,evenly.B)lefttosetupindicatorstomonitoroverquantity.TopreventthemovementovertheChamberwhentheplaten,atthetopofthefrontbearingplateinstalledtight,thenanchorbasenexttothecorresponding2更改和扩充模架库、组件库、工艺预定义库和标准件库。通过更改电子数据表格来定制对话框选项。使用PDW需要从钣金零件开始,钣金零件独立于CAD系统平台,可以是由NX生成,也可以是由其他设计工具生成。准备好钣金零件后,则可使用PDW进行模具的加工工艺设计和装配结构设计。其中加工工艺设计包括:工艺预定义(FeaturePre-Process),例如复合弯曲、成形、翻孔和修边等。零件的毛坯展开(BlankGenerator),根据部件的形状生成毛坯的形状。毛坯排样(BlankLayout),设置和确定毛坯在条料中的位置和方向,同时确定条料的宽度、步距等。废料设计(ScrapDesign),定义出需要从条料上去除的废料,并将废料细分。条料排样(StripLayout),将各个加工工序布置在相应的工位上,并对排样结果仿真。工艺力计算(ForceCalculation),计算工艺力和压力中心。模具结构设计包括:模架设计(DieBaseManagement),根据条料排样的结果在模架库中选择合适的模架。冲裁组件设计(PiercingInsertDesign),包括普通冲裁和精密冲裁(FineBlanking)。镶件设计(InsertGroupDesign),其中包括弯曲、翻孔、局部成型等多种镶件的设计。标准件设计(StandardPartManagement),提供了多种系列的标准件,如MISUMI、STRACK、DANLY等。让位槽设计(ReliefDesign),对于弯曲、成形等工序,在其后续工位上进行让位槽的设计。安装孔设计(PocketDesign),当镶件、标准件等设计完成后,在模板上生成相应的安装孔。1.2PDW对设计部件的要求如果设计部件是用NX钣金设计特征设计的,则PDW可以直接使用此部件。一个简单的试验即可以辨别出用NX钣金设计特征设计的部件模型是否适合于PDW。在NX→Modeling应用中,选择SheetMental→Form/Unform菜单命令将其展开,然后将零件弯回,图1-1展开和弯回零件第1章零件的预处理为进一步强化公司安全生产、文明施工管理,切实落实安全生产责任,防止重大安全事故发生,保障企业和员工的生命和财产安全manufacturersdrawingsboltfastenedinthecylinderandoutercylinder.Cylindercylinderinthedrainpipeinstallationandmeasuringcomponentleads.6.4.4.3bladecarrier,partitionsandlowerinstallationcheckthesealingringofthesealandsprings,whichshallconformtothetechnicalrequirementsmanufacturersdrawings.CylindergasketonthemountingbracketssupportingtheGroupassembled,thelugsshallbenoBurronthesurface,andotherdebris.Departmentsuiteinplacetomeasuresurfaceandinnercylindersurfaceheightdifference,comparedwiththeoriginalvaluesconfirmthelocation.6.4.4.4lowerbearingandthrustbearingin
本文标题:钣金件的预处理和NX-PDW
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