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1、PartII:Metal-CastingProcessesandEquipment金属铸造工艺与设备Inthispart,someimportantandfundamentalknowledgeaboutcastingmustbeunderstood.Forthischapter,weshouldknowthedifferencesofChinesemeaningsfortheseprofessionalEnglishwords,andIwilladdresstheseimportantparts.在本部分中,一些重要的和基
2、本的知识必须明白。铸造至于这一章,我们应该知道中国意义的差异这些专业的英语单词,我将解决这些重要的标准Forming:成型Molding:造型Powdermetallurgy: 粉末冶金Pouring: 浇注Ornament: 装饰物Intricate:复杂的Hollow:中空的Fig.II.1Castpartsinatypicalautomobile图2.1 一个典型的汽车中的铸造部件Waterpump:水泵Pulley:滑轮Grill:栅栏Intakeandexhaustmanifold:进气和排气管Diskbrake:
3、刹车片SandShellExpandablepatternPlasterCeramicInvestmentMetalcastingprocessesFoundriesExpandablemoldPermanentmoldSlushPressureDieCentrifugalSqueezeSemisolidSinglecrystalformicroelectronicsSingle-crystalturbinebladesDirectionalsolidificationCompositemoldSingle-crystalg
4、rowingBrakedrum:制动鼓Brakecylinder:闸缸Lettering: 编字码Differentialhousing:差速机壳Transmissionhousing:变速机壳Engineblock:汽缸体Carburetor:化油器Piston:阳模Alternatorhousing:同步发电机壳Fig.II.2.Outlineofmetal-castingprocessesdescribedinpartII.金属铸造工艺铸造沙壳体消耗性的图形高聚物陶瓷围模料消耗性模永久性模凝壳压力锻压离心挤压半凝固单晶
5、生长用于微电子的单晶单晶叶片定向凝固复合模具图II.2.在第二章中所描述的金属铸造工艺概要Chapter10FundamentalsofMetal-Casting金属铸造基础Forthischapter,itwasdividedintotheseparts:1.Introduction:简介2.Solidificationofmetals:金属的凝固3.Fluidflow:流体流动4.Fluidityofmoltenmetal:熔融金属的流动性5.Heattransfer:热传递6.Defects:缺陷Asweknow,th
6、ecastingistheoldestprocesstomanufacturepartoftoolinthehumanbeing’shistory,becauseithasmanyadvantagescomparedwithothermanufacturedprocessesasfollows:正如我们所知道的,是最古老的铸造工艺到生产制造工具的一部分在人类的历史,因为它具有许多优点,相较于其他生产过程如下ücomplexshapes,suchasdifferentialhousing(差速机壳)usedintheautom
7、obile,crankshaft(曲轴)andsoon;复杂的形状,例如不同的外壳,用于汽车、曲轴等üVerylargepart,suchasenginehousingusedintheshipmaking.非常大的部分,如发动机房屋用于船舶制造üUtilizetheworkpiecesthatothermanufacturedprocessescannotproduceofuneconomic,suchasturbineblade(涡轮机叶片).利用其他制造过程工件不会产生的不赚钱的,如涡轮叶片1,PuremetalsFo
8、rpuremetal,themeltingpointisconstant,so,thesolidificationislikethisone对纯金属、熔点是不变的,所以,凝固就是Releaseoflatentheatoffusioheatoffusionn熔化潜热Afterreaching