模具設(shè)計與制造專業(yè)外文翻譯--沖壓成形與板材沖壓

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1、外文原文CharacteristicsandSheetMetalFormingdn3-ow?1.Thearticleoverview#pYt

2、ywhentheblankthicknessisgreaterthan8-100mm.Theblankmaterialforstampingisusuallyintheformofsheetorstrip,andthereforeitisalsocalledsheetmetalforming.Somenon-metalsheets(suchasplywood,micasheet,asbestos,leather)canalsobeformedbystamping.65i%{(['Stampingiswidelyusedinvariousfieldsoftheme

3、talworkingindustry,anditplaysacrucialroleintheindustriesformanufacturingautomobiles,instruments,militarypartsandhouseholdelectricalappliances,etc.ZL;Ztq?Theprocess,equipmentanddiearethethreefoundationalproblemsthatneededtobestudiedinstamping.7pEbH/}Thecharacteristicsofthesheetmetal

4、formingareasfollows:iF,(5xp(1)??HighmaterialutilizationA{(~f+h*g(2)??Capacitytoproducethin-walledpartsofcomplexshape.w}`Cv#h(3)??Goodinterchangeabilitybetweenstampingpartsduetoprecisioninshapeanddimension.N3m#^S(4)??Partswithlightweight,high-strengthandfinerigiditycanbeobtained.

5、=E-~@4q(5)??Highproductivity,easytooperateandtorealizemechanizationandautomatization.J5nmX,`Themanufactureofthestampingdieiscostly,andthereforeitonlyfitstomassproduction.Forthemanufactureofproductsinsmallbatchandrichvariety,thesimplestampingdieandthenewequipmentsuchasastampingmac

6、hiningcenter,areusuallyadoptedtomeetthemarketdemands.pAdB@0sThematerialsforsheetmetalstampingincludemildsteel,copper,aluminum,magnesiumalloyandhigh-plasticityalloy-steel,etc.!xN_ql!(4?Stampingequipmentincludesplateshearpunchingpress.Theformershearsplateintostripswithadefinitewidth,

7、whichwouldbepressedlater.Thelatercanbeusedbothinshearingandforming.4
Q3j42．Characteristicsofstampingforming2f8h(n}?Therearevariousprocessesofstampingformingwithdifferentworkingpatternsandnames.Buttheseprocessesaresimilartoeachotherinplasticdeformation.Therearefollowingconspicuou