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1、直板设计模块ABshell,middleframe,batteryshellandotherbigpieces,allplasticPartingsurfaceTheclearaneebetween1andABshellsis0.2,donotgoinlineundertheconditionofdividedcurvedsurfaceandsubsurfacenormalanglemustbegreaterthanorequalto3degrees,canbe0degrees,willdie・3,insideadraftofnotlessthan2deg
2、rees3,theenclosurearoundtheIDdoesnotrequirespecial,partinglineshouldnotfilletandbevel4,whentheshellfoldingparts,iflatermayscrapehands,mustdoarttrough(0.3*0.3)Two,straightmouth1,straightmouthsizehigh0.6MMwidth0.6MM,straightmouththicknessdirectiongap0.05,circumferentialgap0.05draft,
3、greaterthanorequalto1degrees,Three、screw,nut,screwplugandcasing1,generalhotmeltcoppernutadopts:outerdiameter2.3,length3,threadMl.4,lengthminimum2,Hotstud,outerdiameter3.8,innerdiameter2.1,Astudwithadiameterof2.3andaheightof0.30,foroverflow1,inlimitedspace,coppernutwithouterdiamete
4、r2.3,length2,threadMl.4,lengthminimum2,Hotstud,outerdiameter3.5,innerdiameter1.8,Astudwithadiameterof2andaheightof0.30,foroverflow3,screwMl.4,screwheaddiameter2.5,headthickness0.8,lengthdependingonthestructure,asmuchaspossiblewiththecoppernut,4,Theclearancebetweenthebottomoftheshe
5、llstudandthecoppernutismorethan0.25.Itisusedforoverflow5,shellscrewheadsink,internaldiameter3,outerdiameter4.5,screwhole1.6,screwheadpressing,plasticthicknessisguaranteedat1.2,topreventlockingplastic,Theinnerdiametershallnotbelessthan2.8MM6,screwplug,andaclearanceof0,andthescrewhe
6、adclearanceof0.Thedesignshouldpayattentiontoprotection,intermediatescrewplugstobeemptied,thewallthicknessisabove0.8,thescrewplugdesign,fromthescrewheadabout2.0MMindiametershrinkage0.1MM,innershrinkingsurfacetodraft,thisstructureiseasytoscrewplugassemblyFour,screen1,thescreenabovet
7、hechassisandthegapbetween0.3and0.5withfoam,Aboneshellfixedaroundthescreen,andthemotherboardclearanceis0,avoidtheemptyFPCline,andthecasinggap0.18,bonetopour0.25X0.25angle,easyassembly,theconductiveclothtopastegroundingscreenbottomrequestthesuppliertothedouble-sidedadhesivepaste,non
8、eedtoaddtothedesignofdouble-sided
