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基于UG的变速箱设计及CAM技术研究沈阳航空航天大学毕业设计(论文)PAGE\*MERGEFORMAT30PAGE\*MERGEFORMAT29摘要现今,机械行业广泛采用CAD/CAM技术,并通过数控机床进行加工,大大缩短了产品的开发和制造周期,提高了产品的技术含量,降低了成本。本论文中详细的阐述了变速箱的三维建模和数控编程过程,应用UG实现了零件的三维建模,在UG环境中进行了数控仿真加工,并生成了NC仿真加工程序。论文共分四个部分,在第一部分简单的介绍了CAD/CAM技术;第二部详细介绍了基于UG的三维实体建模;第三部分详细介绍了基于UG的数控加工技术;第四部分讲述了经济性分析。本课题通过对变速箱箱体零件设计加工过程的分析,以UG软件为基础,对变速箱箱体进行了设计,并对其进行了加工工艺分析,同时运用UG软件对其进行了数控加工,实现了从设计到生产的一体化,对实际生产有一定的指导意义。关键词:CAD/CAM;变速箱;三维建模;数控加工;仿真模拟;NC代码GearboxdesignbasedonUGandCAMtechnologyAbstractAtpresent,themachineryindustrywidelyusedCAD/CAMtechnologyandthenumericalcontrolmachinetoolformachiningthroughtheprocess,greatlyreducingtheproductdevelopmentandmanufacturingcycle,improvingthetechnologyofproducts,andtoreducethecost.Paperdescribesindetailthetransmissionofthree-dimensionalmodelingandnumericalcontrolprogramming.TheapplicationofUGrealizesthree-dimensionalmodelingofpartsinUGCNCsimulationenvironmentfortheconductoftheprocess,andgeneratestheNCmachiningsimulationprogram.Thesisisdividedintofiveparts.InthefirstpartintroducesCAD/CAMbriefly;Thesecondsectiondetailsthethree-dimensionalsolidmodeling;ThethirdsectiondetailsbasedonUGCNCmachiningtechnology;Thefourthsectiondescribestheeconomicanalysis.ThistopicthroughpartsofgearboxdesignprocessanalysistoUGsoftwarebasedonthetransmissionboxwasdesigned,anditsanalysisofthemachiningprocess,whiletheuseofUGsoftwarefromCNCprocessingtoachievetheintegrationfromdesigntoproduction,actualproductionhassomesignificance.Keywords:CAD/CAM;gearbox;three-dimensionalmodeling;CNCMachining;Processingsimulation;NCcode;目录TOC\o"1-3"\h\uHYPERLINK\l_Toc326601CAD/CAM技术在产品制造中的应用PAGEREF_Toc326601HYPERLINK\l_Toc136851.1CAD/CAM技术概述PAGEREF_Toc136851HYPERLINK\l_Toc206941.1.1CAD/CAM技术的基本概念PAGEREF_Toc206941HYPERLINK\l_Toc304291.1.2CAD/CAM技术的发展历程PAGEREF_Toc304292HYPERLINK\l_Toc201541.1.3CAD/CAM技术的发展趋势PAGEREF_Toc201544HYPERLINK\l_Toc46031.1.4CAD/CAM技术开发热点PAGEREF_Toc46035HYPERLINK\l_To