DFM案例分析

产品1：这个产品还有一件镜像体，这里不重复分析。Part1:RHandLHismirroredsoonlyoneofitisshowninthisreport.注意，本文件底色绿色部分的翻译文本为比较合适的表述效果。镶针深入0.10MM封胶，避免出披锋。Toavoidoccurflash,suggesttoletinsertgodeepintosealoffsurface0.01mmSuggesttocreatea0.1mmconcaveatcore(cavity)steelforthepininsertsealoffinordertooptimize/improvetheflashdirection,ifany.Improve:改善Optimize：优化Tuning：调整,ifany:如果有的话Incase0.1MM前后模镶针碰穿，避免出现段差，前模镶针比后模镶针做大0.1MM.Duetocoreinsertpinshuttingoff,suggesttomakethesizeofcavityinsertpinbiger0.1mmthancoreinsertpinsizetoavoidoccurlevermarkThereisshutoffbetweencorepins,wesuggesttomakecavitysidecorepin0.1mmbigger.如图，红色部分出前模，产品减胶0.05MMIndicatedredsurfaceforcavity,suggesttoremovematerial0.05mm分型面与骨位底面平行PLsurfacebeparalleltothebottomsurfaceofribThesurfacesinredisformedbythecavitywhichneedtocreatepositivedraftbyremovingmaterial,max.0.05mmPositive：正面的Negative:负面的Draft:出模角MMC:MaximumMaterialConditionPartinglinewillbeinparalleltothebottomsurfacethisrib.所指红色面直身，建议往前模加胶拨模2度，最大加胶0.06MM详见修改后的产品3D所指红色面倒扣，建议往前模拨模0.3度，最大加胶0.19MM详见修改后的产品3D所指红色面倒扣，建议往前模加胶拨模2度，最大减胶0.13MM详见修改后的产品3DIndicatedredsurfacewithoutdraftangle,suggesttoapply2degreeatthecavityside,max.materialaddedis0.06mm,moredetailsrefertomodifiedpart3DIndicatedredsurfaceisundercut,suggesttoapply0.3degreeatthecavitysidebyaddingmaterial,max.materialaddedis0.19mm,moredetailsrefertomodifiedpart3DIndicatedredsurfaceisundercut,suggesttoapply2degreeatthecavitysidebyremovingmaterial,max.materialremovalis0.19mm,moredetailsrefertomodifiedpart3DThereisnodraftintheredsurfaces,suggesttoapply2degreeincavitydirectionbyaddingmaterial,max.materialaddedis0.06mm,pleaserefertopart3Ddataupdated/modifiedbyus.Update:升级Modify:更改Latest=updated:最新Undercutinredsurfaceasindicated….所指红色面倒扣，建议往行位减胶拨模2度，最大减胶0.05MM详见修改后的产品3D为避免行位薄钢建议所指红色面加胶到行位分型面，最大加胶0.09MM详见修改后的产品3D为避免行位薄钢建议所指红色面加胶到行位分型面，最大加胶0.05MM详见修改后的产品3DSuggesttoaddmaterialintoparallelwithPLtoavoidslidetoothin,max.materialaddedis0.09mm,moredetailsrefertomodifiedpart3DIndicatedredsurfaceisundercut,suggesttoapply2degreeatthecavitysidebyremovingmaterial,max.materialremovalis0.05mm,moredetailsrefertomodifiedpart3DSuggesttoaddmaterialintoparallelwithPLtoavoidslidetoothin,max.materialaddedis0.05mm,moredetailsrefertomodifiedpart3DThinsteelconditioninslideatredsurfaces,suggesttoincreasematerialtolevelupthesurfacetopartingline,max.materialaddedis0.09mm,pleaserefertotheupdateddataforyourapproval.LevelupForyourapproval.Theinsertistoosmall,whickisnospacetomakewater-line,soweproposetoapplythematerialismadeofBeCu.后模镶件太小，运水无法到达胶位上面Thisinsertistoosmalltoapplywaterline,wesuggesttoapplyBeCuforbettercooling.0.5修改前修改后0.522第2色Itisonly0.5mmsteeltosealing-offthatistoothin，proposetoincreaseanother1.5mmminimum(theredsurface)asindicated,Thenthesteelthicknessbecomes2mmforsealing.2ndshotBeforeAfter如图示第二色红色面处出行位（如下图）封胶面出现薄钢（0.5mm）影响第二色行位封胶钢料强度，建议此处红色面处减胶由0.5mm变更至2mm，OK?Thereis0.5mmsteelforseal-offwhichistoothin,proposetoincrease1.5mmmin.asindicatedinred,sothatthesteelthicknessbecomes2mmforsealoff.Toavoidgettingpartsurfacescrachedwhentheslidereturnsbackduringthe2ndshotandincreasetheslideshrengh,suggesttoapply3degreebyremovingmaterial0.3mminredsurfaceslidedirection.Indicatedgreensurfacewithoutangledraftinslidedirection为避免第二色行位成型复位插烧坏产品及增加行位强度，建议如图所指红色面延行位出模方向做3°减胶0.3拔模，OK?如图绿色面为出行位方向直升面Toavoidredsurfacebeingscratchedduringtheslidetravelling,suggesttoapply3degreedraftatslidemovementdirectionbyremovingmaterial,max.removalis0.3mm,whichisalsobetterforslidesealofftoavoidgalling.SlidemovementdirectionTravellingRemoval:去除量Galling:磨伤如右图示按粉色面延伸下去，延伸面会与红色面有0.04间距，为便于行位分型加工，建议红色面替平粉色面，OK?JL7B-19K617-A-PIA-6BSliderKnobSubstratewOvermoldRev0产品问题点一样Indicatedpinksurface,extendsurfacewilloccur0.04mmdistancebetweenwithredsurface,suggesttochangedtheredsurfacebeparalleltopinksurface,thesameasJL7B-19K617-A-PIA-6BSliderKnobSubstratewOvermoldRev0Thepinksurfaceis0.04mmofftheplanforredsurface,suggesttolevelupthepinksurfaceinordertosimplifythemachining.如图示红色面出前模倒扣（另一侧一样），建议红色面延前模出模方向做3°减胶0.08mm拔模，OK?JL7B-19K617-A-PIA-6BSliderKnobSubstratewOvermoldRev0产品问题点一样Indicatedredsurfaceisundercut(thesameasotherside),suggsettoapply3degreebyremovingmaterial0.08mminredsurfaceextenddirection,thesameasJL7B-19K617-A-PIA-6BSliderKnobSubstratewOvermoldRev0设计师要求：不同问题点用不同颜色，放大图片必须与全景图片相同颜色、相同角度。如图示产品大面处间距只有0.014mm，为便于加工，产品此面能否修该成一致,OK?0.014JL7B-19K617-A-PIA-6BSliderKnobSubstratewOvermoldRev0产品问题点一样Indicatedlargesurfacedistanceis0.014mm.suggesttomodifythesurfacebeconsistenttomachineconvenient.ThesameasJL7B-19K617-A-PIA-6BSliderKnobSubstratewOvermoldRev0Distancebetweentheindicatedsurfacesis0.014mm,suggesttouniformthesurfaceinordertosimplifythemachine.Uniform:试,,,一致Simplify:简化13修改前如图红色面所示减胶0.5，有一平位出来封胶,(十个处)。平位封胶软胶件Before.After2ndshotpart.Suggesttoremove0.5mmmaterialtomakeaflatsurfacetomakeagoodsealoffconditionfor2ndshot.Makeflatforbettersealoff.修改后Removeplasticfromredsurfacetocreatealandingsurfaceforbetterseal-off.Landing:碰（穿）ExistingProposalOK因为此处硬胶悬空，啤软胶时会将硬胶击穿，修改后AfterTooptimizethemoldstructure,Suggesttorotatethehighlightedfeaturesby18degrees.Modi