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南京工程学院毕业设计说明书(论文)作者:潘涛学号:088810202018学院:江苏财经职业技术学院专业:数控加工与模具设计题目:相机壳注塑模设计指导者:评阅者:2012年4月淮安第I页毕业设计说明书(论文)中文摘要模具是工业生产的重要工艺装备,在现代工业生产中,60%~90%的工业产品需要使用模具,模具工业已成为工业发展的基础,许多新产品的研制与开发在很大程度上依赖于模具的生产。因此,研究和发展模具技术,提高模具水平,对促进国民经济的发展有着特别重要的意义。本文根据相机外壳的结构特点及技术要求,通过一系列的注射模设计流程,设计了带侧抽芯的塑料模具,并利用UG与Moldflow软件对其进行了分析。对塑件进行了工艺分析,确定了塑件的尺寸及结构。在模具的设计中详细介绍了斜导柱、型芯、型腔等零部件的设计与制造,以及注射机和模架的选择。关键词相机外壳注射模侧抽芯Moldflow第II页毕业设计说明书(论文)外文摘要TitleInjectionMoldDesignofCameraCoverBasedonUGAbstractMoldisimportantprocessequipmentofindustrialproduction,inthemodernindustrialproduction,60%~90%ofindustrialproductsneedtousemold,themoldindustryhasbecomethefoundationofindustrialdevelopment,researchanddevelopmentofmanynewproductsarelargelydependentonmold.Therefore,theresearchandthedevelopmentofmoldtechnologyaresignificanttopromotethedevelopmentofthenationaleconomy.Thispapercompletesaseriesofinjectionmolddesignprocessanddesignstheplasticmoldwithsidecorepullingbasedonthestructuralfeaturesandtechnicalrequirementsofcameracover.ThesoftwareofUGandMoldflowareusedtoanalyzethemold.Plasticpartsareanalyzedinthedesignprocess,atthesametime,thesizeandstructureoftheplasticpartsaredetermined.Thedesignandmanufacturingofslantedguidepillar,mouldcore,cavityandotherpartsareintroducedindetail,aswellastheinjectionmoldingmachineischosencorrectly.KeywordscameracoverinjectionmoldsidecorepullingMoldflow南京工程学院毕业设计说明书(论文)第III页目录前言........................................................1第一章塑料模的功能.........................................2第二章塑件成型工艺分析.....................................32.1拟定制品成型工艺.................................................32.2热塑性塑料ABS的注射成型工艺.....................................32.2.1ABS的注射成型工艺参数.......................................32.2.2ABS材料综合性能分析.........................................4第三章拟定模具结构形式.....................................63.1分型面位置的确定.................................................63.2确定型腔数量及排列方式...........................................7第四章注塑机型号的确定.....................................84.1注射量的计算.....................................................84.2塑件和流道凝料在分型面上的投影及所需锁模力的计算.................84.3选择注射机.......................................................94.4有关参数的校核..................................................10第五章浇注系统形式和浇口的设计............................125.1浇注系统的设计..................................................125.1.1主流道设计..................................................125.1.2分流道的设计................................................155.2浇口的设计......................................................175.2.1浇口设计的技术要求........................................175.2.2浇口尺寸的确定..............................................205.3冷料穴的设计....................................................215.4拉料杆的设计....................................................225.5浇注系统的平衡..................................................225.5.1分流道平衡..................................................235.5.2浇口平衡....................................................23第六章模架的确定和标准件的选用............................246.1模具各个板料尺寸的确定..........................................25南京工程学院毕业设计说明书(论文)第IV页6.1.1定模座板....................................................256.1.2定模板(型腔板)............................................256.1.3动模板......................................................256.1.4推件板......................................................256.1.5动模垫板....................................................256.1.6垫块........................................................266.1.7动模座板....................................................26第七章合模导向机构的设计..................................277.1导向结构的总体设计..............................................277.1.1导柱的设计..................................................277.1.2导套的设计..................................................28第八章脱模推出机构的设计..................................308.1脱模推出机构的设计原则..........................................308.2制品推出的基本方式..............................................308.3塑件的推出机构..................................................308.4推件板推出机构设计要点..........................................318.5复位机构设计....................................................33第九章抽芯机构设计........................................349.1侧向分型与抽芯机构的分类........................................349.2斜导柱抽芯机构的设计............................................349.2.1斜导柱的倾斜角的确定........................................359.2.2侧向抽心力的计算............................................359.2.3斜导柱的弯曲力的计算........................................369.2.4斜导柱直径的计算............................................369.2.5斜导柱的长度计算............................................389.2.6锁紧楔的设计................................................38第十章成型零部件的设计..........................................3910.1成型零件的结构设计.............................................3910.1.1凹模的结构设计.............................................3910.1.2凸模的结构设计.............................................4010.2成型零件工作尺寸的计算.........................................4110.2.1影响工作尺寸的因素.........................................4110.2.2成型零件工作尺寸的计算.....................................4110.3成型零件强度计算...............................................4410.3.1型腔侧壁厚度计算...........................................44