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ID:33932929
大小:6.54 MB
页数:136页
时间:2019-03-01
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1、dDesignGuide—ModuleIDuPontEngineeringPolymersGeneralDesignPrinciplesforDuPontEngineeringPolymersStartwithDuPontCopyright©2000E.I.duPontdeNemoursandCompany.Allrightsreserved.TableofContents1—General...............................1TubingandPressureVessels................15Introduction..
2、.............................1BucklingofColumns,RingsandArches.......15DefiningtheEnd-UseRequirements...........1FlatPlates................................22PrototypingtheDesign......................3OtherLoads..............................22MachiningfromRodorSlabStock..........3Fatig
3、ueResistance.......................22DieCastingTool..........................3ImpactResistance.......................22PrototypeTool...........................3ThermalExpansionandStress.............22PreproductionTool.......................3LongTermLoads..........................22Tes
4、tingtheDesign..........................4TensileLoads...........................24BendingLoad...........................25WritingMeaningfulSpecifications............4RibDesign.............................262—InjectionMolding......................5Cross-Ribbing..........................
5、.26UnidirectionalRibbing...................28TheProcessandEquipment..................5TheMoldingMachine.......................55—DesignExamples.....................32TheMold.................................5RedesigningtheWheel.....................32WebandSpokeDesign...................
6、323—MoldingConsiderations................6RimDesign.............................33UniformWalls.............................6FiniteElementAnalysisinWheelDesign....33CostEffectiveDesignvs.RawConfigurations.............................6MaterialCost.........................34DraftandKnock
7、-OutPins....................7ChairSeatsReevaluated....................34FilletsandRadii............................7Bosses...................................86—Springs...........................36Ribbing...................................8CantileverSprings.........................37Ho
8、lesan
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