cadcam詳細介紹-資料下載頁
2025-01-15 07:56本頁面
【正文】 0。?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????SampleDrillIdentificationMapSampleDrillTableBack to previous slideDrill InformationStandardgerberfilesshouldconsistofitsrelevantaperturelist.TheapertureisaDcodeassignmentanddescriptionofgeometrythatdeterminestheshapeofafeature.Inordertoperformautomaticinput,thisaperturelistshouldbeinelectronicformat.Dcode Shape Type Height(Y)/Diameter Width(X) Orientation Power 10 circle trace 0 false 20 rectangle flash 0 false 30 rectangle flash 0 false 35 circle trace 0 false 36 rectangle flash 0 false 37 circle flash 0 false 38 circle trace 0 false39 thermal flash 0 true40 square flash 0 falseXY=OuterDiameterX=InnerDiameterG=SpokeGapSpokeAngle=90?NumberofSpoke=4Accepted Formats:ReadMeTextFileASCIITextFileAgoodaperturelistshouldfulfillthefollowingcriteria:252。ConsistentFormat252。ContainDcodes252。ContainShapeName252。ContainFeatureSizeThermalFeaturesInpcbdesign,athermalfeatureisusedtoreduceheatstresses.Theheatstressesiseased bydissipating the heat along the connections ofPlatedThroughHole(PTH)tosurroundingcopperarea.Thermalfeaturesshouldappearasflashesincaddata.Inaddition,thethermalfeaturedetailedinthefigureshouldbeavailableincustomerCADdata.Incaseaplicatedshapeisusedinthedesign,adetaileddrawingwithfulldimensionshouldbeprovidedinordertoensurefaultfreefeaturesontheresultingartworks.A Standard Aperture ListYGDigital Aperture Information Back to previous slideSingleCircuitNotPreferableMotherPanelPreferableSample Artwork Design Digital Artwork FilesBack to previous slideFabricationdrawingisadvisabletobeinelectronicformat.Thisistoensureefficientdatastorageasthewholekit is in the same format. The fabrication drawing shouldcontainallnecessaryinformationsuchas:Accepted Formats:HPGLAutoCADDXFGerberOriginalDrawing?DrawingRevision?Layernames?Layerorder?BoardMaterialThickness?CopperThickness?SurfaceFinishing?UnitMeasurementforDimension?DimensionandDimensionTolerances?Impedancerequirement,ifany?OtherFabricationNotesExample Fabrication Drawing Fabrication Drawing Back to previous slideProfiledrawingshoulddepicttrueboardedgeandcontainalltherequireddimensionsoftheboardgeometry.Informationofboardgeometryinclude:Accepted Formats:ExcellonOrbotechRoutLayerGerberProfileLayerProfile Information?Boardwidthandboardlength?Chamberdimension?Toolinghole?Roundcornerwithradii?Holetodatum?Holetoedge?Slotsizeandslotposition?EdgecutdimensionExample Board Profile Back to previous slide演講完畢，謝謝觀看！
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