MasterCAM-X4-Mill-Training-Tutorial.pdf

MillLevel1MetricTrainingTutorials

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TUTORIALSERIESFOR

HOWTOUSETHISBOOKThisbookprovidesacomprehensivestepbystepapproachtolearningMastercamMill.Itcontainspagesofprojects,helpfulhints,aswellastoolandmateriallibraryinstructions.Thebookcoverstenpartprojectsinallandanadditional17exercises.Thematerialcoveredincludes2DGeometryandSolidsCreation,Drilling,Tapping,Contouring,Pocketing,CircleMillingandSlotMilling.Italsocontains2DHighSpeedToolpathsandFeatureBasedMachining.ExplanationsaregivenfortheuseofWCSinmultiplefixtureapplicationsaswellasproperStockSetupandToolSettings.TheMillTrainingTutorialsalsoincludeaGeneralNoteschapterwithusefultoolsandshortcutsthatmakethesoftwareeasiertouse.Analphabeticdescriptionofthe2Dtoolpathparameters,oftheSolidmenuandOperationsManagerarealsocoveredintheGeneralNotes.EachtutorialwalksyouthroughalltheproceduresfromGeometryCreationtoToolpathinstructions,VerificationandGCodeGeneration.LEGEND:

Steptofollowtocompletethetutorial

Additionalexplanationforthecurrentsteporwarnings.

Calloutsthatgivedirectiononhowtocompletethetask

Calloutsthatdescribetheparametersusedinthecurrentstep

[Selectpositionforfirstcorner]:Mastercamprompts Boldtext(usually)representsMastercamterminology

TABLEOFCONTENTSGettingStarted A1GraphicUserInterface............................................................................................. A1NavigateThroughtheSystem.................................................................................. A2SettingMastercamtoMetric................................................................................... A5SettingtheToolbarStatesforMill........................................................................... A7SettingtheGrid ........................................................................................................ A9TUTORIALS 11Tutorial#1,2DGeometry,OpenContourandDrilling............................................ 11Tutorial#2,2DGeometry,Drill,OpenPocket,OpenContourandChamfer.......... 21Tutorial#3,2DGeometry,Tapping,Contouring,PocketingandSaveOperations. 31Tutorial#4,2DGeometry,Drill,SlotMill&2DHSCoreMill .................................. 41Tutorial#5,2DGeometry,DynamicMill&TransformToolpaths ........................... 51Tutorial#6,2DGeometry,PocketwithanIsland&CircleMill ............................ 61Tutorial#7,2DGeometry,UsingWCS,Facing,Drilling,Pocketing,Contour.......... 71Tutorial#8,2D&SolidsGeometry,MachiningthepartusingWCS ....................... 81Tutorial#9,2D&SolidsGeometry,2DHSToolpaths,ImportaSolidWorksfile 91Tutorial#10,ImportaSolidWorksfile,Orientthepart,Dynamicplane&FBM, 101GeneralNotes B1DefaultKeyAssignments ......................................................................................... B2Customizing.............................................................................................................. B3KeyMapping ............................................................................................................ B7DataEntryShortcuts ................................................................................................ B92DToolpathParameters ......................................................................................... B102DHSSpecificParameters ...................................................................................... B23Creating3DWireframe............................................................................................ B28SolidsMenuCommands .......................................................................................... B33SolidsManager......................................................................................................... B34Chaining ................................................................................................................... B36WindowSelection .................................................................................................... B39ChainingandWindowOptions ................................................................................ B40ToolpathsManager.................................................................................................. B42Properties................................................................................................................. B47MillingGCodes........................................................................................................ B50CreatingorEditingaToolintheLibrary C1CreateaNewTool.................................................................................................... C1EditanExistingTool ................................................................................................. C6

TUTORIALSERIESFOR

TUTORIAL#7LEVEL13DWIREFRAME

USINGWCS,FACING,CONTOURING,POCKETING,DRILLING,IMPORTFROMLIBRARY.

MillLevel1Metric TUTORIAL7Objectives:TheStudentwilldesigna3dimensionalwireframedrawingby:

Creatingarectangle.Creatingparallellines.Creatingfilletradii.Creatingarcsknowingthecenterlocationandthediameter.Creatinganarctangenttothreeentities.UsingTranslatetocreatea3dimensionalwireframe.

TheStudentwillcreatea2dimensionalmillingtoolpathconsistingof:FirstSetup

Facingthebottomofthepartforanevensurface.ImportingfromthelibraryM16x2holes.Drilling10mmholes.

SecondSetup

FacingthetopofthepartMachiningsimultaneoustwopocketswithdifferentdepths.Circlemillingthe50mmhole.Machininga2Dcontour.

TheStudentwillcheckthetoolpathusingMastercamsVerifymoduleby:

Defininga3dimensionalrectangularblockthesizeoftheworkpiece.RunningtheVerifyfunctiontomachinethepartonthescreen.

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MillLevel1Metric TUTORIAL7

GEOMETRYCREATIONSettinguptheGraphicUserInterfaceBeforestartingthegeometrycreationweshouldcustomizethetoolbarstoseethetoolbarsrequiredtocreatethegeometryandmachinea2Dpart.SeeGettingstartedpageA7fordetails.MakesurethattheGridisenabled.Itwillshowyouwherethepartoriginis.SeeGettingstartedpageA9forfurtherinformation.

TheOperationsManagertotheleftofthescreencanbehiddentogainmorespaceinthegraphicareafordesign.Fromthekeyboard,pressAlt+Okeyssimultaneouslytohideit.Repeatthiscommandtomakeitvisibleagain.

StartinganewfileFileNew

STEP1:CREATETHEOUTSIDEPROFILEStepPreview:

Page73

MillLevel1Metric TUTORIAL7Create

RectangularShapes

TypetheWidth ,theHeight andtheRadiusofthefillet asshowninthefollowingpicture.

SelecttheRectangularShape.Selecttheleftbottomradiobuttonastheanchor.

Donotexitthedialogboxuntilyouselectthebasepoint

Selectthisradiobutton

[Selectpositionforthebasepoint]:Selectthecenterlocationofthegrid(theorigin).

SelecttheOrigin

SelecttheOKbuttontoexittherectangledialogbox.

UsetheFiticontofitthedrawingtothescreen.

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Duringthegeometrycreationofthistutorial,ifyoumakeamistake,toundothelaststepyoucanusethe

Undoicon. Youcanundoasmanystepsasneeded.Ifyoudeleteorundoastepbymistake,justuse

theRedoicon.

STEP2:CREATETHE14MMAND10MMDIAMETERCIRCLESKNOWINGTHECENTERPOINTANDTHEDIAMETERStepPreview:2.1Createthetwo14mmdiametercirclesCreateArc

CircleCenterPoint

EntertheDiametervalue 14(Enter).

Tobeabletocreatemorethanonecirclewiththesamediameter,selectthediametericon to

lockthevalue. [Enterthecenterpoint]:Selectthecenterpointofthefilletarcsasshowninthefollowingtwopictures.

Selectthecenterofthefilletarc

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SelecttheApplybutton. 2.2Createthetwo10mmdiametercircles

Changethediameterto10andleaveitlocked(PressEnter)

[Enterthecenterpoint]:Selectthecenterpointofthefilletarcsasshowninthefollowingtwopictures.

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SelecttheApplybuttontocontinueusingthesamecommand.

STEP3:CREATETHECIRCLESWITH74MMAND50MMDIAMETERSStepPreview:3.1Createthe74mmdiametercircle.

Unlockthevaluebyreselectingthediametericon.

EntertheDiametervalue 74(Enter).

[Enterthecenterpoint]:SelecttheFastPointicon. Enterthevaluesintotheboxtotheleftoftheicon:100,75(Enter).

SelecttheApplybuttontocontinueusingthesamecommand.

Page77

MillLevel1Metric TUTORIAL73.2Createthe50mmdiametercircle.

EntertheDiametervalue 50(Enter).[Enterthecenterpoint]:SelecttheCenterlocationofthe74mmdiameter.

SelecttheOKbutton.

STEP4:CREATETHELEFTSIDEPOCKETStepPreview:4.1Createtparallellines.SubStepPreview:CreateLine

Parallel

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[Selectaline]:SelectEntityA.[Selectthepointtoplaceaparallellinethrough]:Pickapointabovetheselectedline.

TypetheDistance 7537(Enter).[Selectaline]:SelectEntityA.[Selectthepointtoplaceaparallellinethrough]:Pickapointabovetheselectedline.

TypetheDistance 7537+74(Enter).

RememberthatMastercamperformsbasicmathfunctions.

SelectEntityA

[Selectaline]:SelectEntityB.[Selectthepointtoplaceaparallellinethrough]:Pickapointtotherightoftheselectedline.

TypetheDistance 12(Enter).

SelectEntityB

SelecttheOKbuttontoexitthecommand.

Page79

MillLevel1Metric TUTORIAL74.2Createthetwopolarlinesusinglineendpointscommand.SubStepPreview:CreateLine

EndpointsEntertheLengthandtheAngle:[Specifythefirstendpoint]:SelecttheCenterofthe50mmdiametercircle.

SelecttheApplybutton. tocreateanotherlineusingthesamecommand.

EntertheLengthandtheAngle: (PressEnter)[Specifythefirstendpoint]: pointofthelineasshown.

Selectthecenter

SelecttheEnd

SelecttheOKbutton.

Page710

MillLevel1Metric TUTORIAL74.3Removepartsofthe74mmdiametercirclethatlieaboveandbelowthepolarlinesusingTrim/Dividecommand

Bydividingthearcwearemaintainingthepartofthearcthatisneededfortherightsidepocket.SubStepPreview:EditTrim/Break

Trim/Break/Extend

SelecttheDivideiconfromthetrimribbonbar. [Selectthecurvetodivide]:SelectEntityAhere.[Selectthecurvetodivide]:SelectEntityBhere.

SelecttheEntityBhere

SelecttheEntityAhere

SelecttheOKbutton. 4.4Creatingthe3mmradiusfilletsatallcornersoftheleftsidepocket

Notethatthefilletcommandwillallowustoautomaticallytrimthegeometry.SubStepPreview:

Page711

MillLevel1Metric TUTORIAL7CreateFillet

Entities

EnterthefilletRadius 3

EnabletheTrimiconfromtheRibbonband. [Fillet:Selectanentity]:SelectEntityAFillet:Selectanotherentity]:SelectEntityB[Fillet:Selectanentity]:SelectEntityBagain[Fillet:Selectanotherentity]:SelectEntityC[Fillet:Selectanentity]:SelectEntityCagain[Fillet:Selectanotherentity]:SelectEntityD[Fillet:Selectanentity]:SelectEntityDagain[Fillet:Selectanotherentity]:SelectEntityE[Fillet:Selectanentity]:SelectEntityEagain[Fillet:Selectanotherentity]:SelectEntityF[Fillet:Selectanentity]:SelectEntityFagain[Fillet:Selectanotherentity]:SelectEntityA

SelectEntityA

SelectEntityEhere

SelectEntityFhere

SelectEntityDhere

SelectEntityChere

here

SelectEntityBhere

SelecttheOKbuttontoexitfilletcommand.

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STEP5:CREATETHERIGHTSIDEPOCKETStepPreview:5.1CreateparallellinesSubStepPreview:CreateLine

Parallel[Selectaline]:SelectEntityA.[Selectthepointtoplaceaparallellinethrough]:Pickapointabovetheselectedline.


[Selectaline]:SelectEntityA.[Selectthepointtoplaceaparallellinethrough]:Pickapointabovetheselectedline.

TypetheDistance 25+100(Enter).

SelectEntityA

Page713


Page714

[Selectaline]:SelectEntityB.[Selectthepointtoplaceaparallellinethrough]:Pickapointabovetheselectedline.


SelectEntityB

[Selectaline]:SelectEntityC.[Selectthepointtoplaceaparallellinethrough]:Pickapointtotherightoftheselectedline.

TypetheDistance 187(Enter)

[Selectaline]:SelectEntityD

SelectEntityC

[Selectthepointtoplaceaparallellinethrough]:Pickapointtotheleftoftheselectedline.


SelectEntityD

[Selectaline]:SelectEntityDagain[Selectthepointtoplaceaparallellinethrough]:Pickapointtotheleftoftheselectedline.


SelecttheOKbuttontoexitthecommand.

MillLevel1Metric TUTORIAL75.2Creatingthe6mmradiusfilletsat3cornersoftherightsidepocket

Rememberthatthefilletcommandwillallowustoautomaticallytrimthegeometry.SubStepPreview:CreateFillet

Entities

EnterthefilletRadius 6

MakesurethattheTrimiconintheRibbonbandisenabled. [Fillet:Selectanentity]:SelectEntityAFillet:Selectanotherentity]:SelectEntityB[Fillet:Selectanentity]:SelectEntityC[Fillet:Selectanotherentity]:SelectEntityD[Fillet:Selectanentity]:SelectEntityDagain[Fillet:Selectanotherentity]:SelectEntityE

SelecttheApplybuttontofinishthelast filletandcontinue

tousethesamecommand.

SelectEntityEhere

SelectEntityAhere

SelectEntityBhere

SelectEntityDhere

SelectEntityChere

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MillLevel1Metric TUTORIAL75.3Creatingthe10mmradiusfilletSubStepPreview:

ChangethefilletRadius 10[Fillet:Selectanentity]:SelectEntityA[Fillet:Selectanotherentity]:SelectEntityB

SelectEntityBhere

SelectEntityAhere

SelecttheOKbutton.

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MillLevel1Metric TUTORIAL75.4CreatinganarctangenttothreeentitiesSubStepPreview:Create

Arc

ArcTangentEnableArcTangent3EntitiesiconintheRibbonBar.

[Selecttheentitythatthearcistobetangentto]:SelectEntityA[Selecttheentitythatthearcistobetangentto]:SelectEntityB[Selecttheentitythatthearcistobetangentto]:SelectEntityC

SelectEntityChereSelectEntityBhere

SelectEntityAhere

SelecttheOKbutton.

Page717

MillLevel1Metric TUTORIAL75.5Deletetheconstructionline.SubStepPreview:

Selectthelineasshowntotheright. Selectthisline

SelecttheDeleteentityicon. 5.6TrimthegeometryusingTrim2entitiesandTrim3entitiesoptionsSubStepPreview:EditTrim/Break

Trim/Break/Extend

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SelecttheTrim2entitiesbutton. [Selecttheentitytotrim/extend]:SelectEntityA.[Selecttheentitytotrim/extendto]:SelectEntityB.

SelecttheTrim3entitiesbutton.

SelectEntityBhere

SelectEntityAhere

[Selectthefirstentitytotrim/extend]:SelectEntityC[Selectthesecondentitytotrim/extend]:SelectEntityD[Selecttheentitytotrim/extendto]:SelectEntityE

SelecttheRepaintbutton.

SelectEntityChere

SelectEntityDhere

SelectEntityEhere

SelecttheOKbutton.

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STEP6:CREATETHE3DWIREFRAMEStepPreview:Xform

Translate[Selectentitiestotranslate]:HolddowntheShiftkeyandselectEntityAasshown.

Notethattheentirerectangleshouldbehighlighted.Otherwise,pleasechecktheUserNotesonhowtofixgeometryproblemsinchaining

Selectallthecirclesasshown.

Selectallthecircles

SelectEntityA

SelecttheEndSelectionbutton.

EnableJoin.Setthenumberoftranslationsto#1.ChangetheDeltavalueonZto25

SelecttheApplybuttontocontinue.

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[Selectentitiestotranslate]:HolddowntheShiftkeyandselectEntityB.

Notethattheentirepocketshouldbehighlighted.

SelectEntityB

SelecttheEndSelectionbutton. EnableJoin.Setthenumberoftranslationsto#1.ChangetheDeltavalueonZto10

SelecttheApplybuttontocontinue.

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[Selectentitiestotranslate]:HolddowntheShiftkeyandselectEntityC.

Notethattheentirepocketshouldbehighlighted.

SelectEntityC

SelecttheEndSelectionbutton.

ChangetheDeltavalueonZto19.

SelecttheOKbuttontoexit. Screen

Clearcolors

SelecttheIsometricViewfromtheviewtoolbartoseethestock.

SelectFitbutton.

Page722

MillLevel1Metric TUTORIAL7Thefinalgeometryshouldlookasshownbelow

STEP7:SAVETHEFILEFileSaveas

Filename:YourName_7

SelecttheOKbutton.

Page723


TOOLPATHCREATIONSUGGESTEDFIXTUREFORSETUP1:

Z Y

X

SETUPSHEETFORSETUP1:

Page724


STEP8:SELECTTHEMACHINEANDSETUPTHESTOCKTOBEMACHINED

TodisplaytheOperationsManagerpressAlt+O.

UsetheFiticontofitthedrawingtothescreen.

IfamachineisalreadyselectedintheToolpathsManager,skipthemachineselectionstep.MachinetypeMillDefault

SelecttheplusinfrontofPropertiestoexpandtheToolpathsGroupProperties.

Selecttheplus

SelectFilesSelectFiles.

MakesurethatthemachinedefinitionistheMILLDEFAULTMM.MMDasshown.Otherwise,followtheinstructionsfromTutorial1page112to114toreplaceitwiththepropermetricmachine.

Alltheotherfilesusedbythismachinegrouparemetricfilesaswell.

Page725


SelectToolSettingstosetthetoolparametersChangetheparameterstomatchthescreenshotbelow.

SelectStockSetuptab.MakesurethattheShapeissettoRectangular.

SelecttheBoundingboxbuttonforthesystemtoautomaticallyfindthepartsoveralldimensions.

Page726


EnableLinesArcstocreatethegeometryofthestock.

ExpandX,YandZvalueswith2

SelecttheOKbuttontoexittheBoundingBoxwindow.

SelecttheOKbuttontoexitMachineGroupProperties.

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SelectFitbutton. Thestockshouldlookasshownbelow.

STEP9:USINGWCSMANAGERFLIPTHEPART.MACHINETHEBOTTOMOFTHEPARTFORANEVENSURFACEFORFUTUREOPERATIONSUsetheViewManagerasacentralpointforselecting,editing,creatingandmanagingviews.YoucanselectwhichviewstousefortheCplane,Tplane,ortheworkcoordinatesystem(WCS).Youcanalsosetaneworiginofaviewandassignanewworkoffset(G54,G55...)toaview.9.1UsingWCS(WorkCoordinateSystem)todefinethenewviewStepPreview:

Page728


SelectWCSintheStatusBar.

SelectViewManager.

SelectGeometrybutton.

Youcandefineanewviewbasedonexistinggeometrylike2lines,aflatentity(circleorflatsurface)or3points.

Selectthelinesasshownbelow.

NotethatthefirstlinethatyouselectwilldeterminetheXaxisorientationofthefutureview,andthesecondlinewilldetermineYaxis.Zaxisshouldalwaysbeorientatedtowardstheoutsideofthepart.

Selectthesecondline

Selectthefirstline

Z

YXSelecttheOKbuttontoaccepttheview.

Page729


EntertheNewViewName:BottomPartView.

MakesurethatAssociativeandSetneworiginareenabled.

SelecttheOKbuttontoexitNewView. 9.2UsingWCStosetaneworiginfortheview

ClickonSelectbuttontoselectthenewOriginfromthegraphicarea.

[Selectapoint]:SelectEndpointAasashown.

SelectEndpointA

Theneworiginvaluesshouldlookasshown.

Page730

MillLevel1Metric TUTORIAL79.3UsingWCStosetthenewviewasthecurrenttoolplane,constructionplaneandWCS

SelectBottomPartViewandclickontheSetyourcurrentWCS,constructionplaneandtoolplane

withtheiroriginstotheselectedviewbutton.

ChangetheZvalueintheOriginfieldto25tosetProgramzeroatthefinishsizenotatthetopofthestock.

Page731


SelecttheOK buttontoexit.

SelecttheIsometricview.

SelectFitbutton. Thepartshouldlookasshownbelow.

Theoriginforthenewplane

STEP10:FACETHEBOTTOMOFTHEPARTTOCREATEANEVENSURFACEFORFUTUREOPERATIONS

Facingtoolpathisusedtoquicklycleanthestockfromthetopofapart,andcreateanevensurfaceforfutureoperations.Youcanbasethetoolpathoneitherchainedgeometryoronthecurrentstockmodel.

ToolpathPreview:

Page732

MillLevel1Metric TUTORIAL710.1SelectionofthetopofthepartToolpaths

Face

SelecttheOKbuttontoaccepttheNCfilename.

[SelectOKtousedefinedstockorselectchain1]:SelecttheOKbuttonto

usedefinedstock.

NotethatintheToolpathTypetheFacingiconisalreadyselected.10.2Selecta75mmdiameterFacemill

FromtheTreeviewlist,selectTool.

ClickonSelectlibrarytool. SelecttheFilterbuttonandmakethechangesasshownbelow.

Page733


SelecttheOKbutton. Highlightthe75mmFaceMillintheToolSelectionwindow.

SelecttheOKbutton. 10.3SettheToolparameters

ChangetheparametersintheToolpageasshown.

NotethattheFeedrate,Plungerate,RetractrateandSpindlespeedarebasedonthetooldefinition.Changethemasneeded.

Page734

MillLevel1Metric TUTORIAL710.4SettheCutParameterspage

FromtheTreeviewlist,selectCutParametersandchangetheparametersasshown.

CuttingmethodsettoZigzagforbackandforthmotion.Acrossoverlapsetstheoverlapamountfortheedgesofthestockperpendiculartothecutdirection.Alongoverlapsetstheoverlapamountfortheedgesofthestockparalleltothecutdirection.Approach/Exitdistancesetsanadditionaldistanceawayfromthestockonthefirst/lastpass.Maximumstepoversetthedistancebetweenadjacentpassesinthetoolpaths.Evennumberofpasses(availableonlywithZigzagcuttingmethod)setsanevennumberpasseswhichensuresthatthelastpassreversesthecuttingdirection.Thisstrategypreventsburringorchippingonthelastpass.Roughinganglesetto0willmakethefirstpassalongpositiveXaxis.MovebetweencutssettoHighspeedloopscreates180degreesarcsbetweeneachcut.

Page735

MillLevel1Metric TUTORIAL710.5SettheLinkingParameterspage

FromtheTreeviewlist,selectLinkingParametersandchangetheparametersasshown.

NotethattheDepthissettoabsoluteand0andtheTopofstockissetto2mm.ThisistheresultofsettingupZ0tothetopofthefinishsizewhiledefiningtheBottomView.

SelecttheOKbuttontoexit2DToolpathsFacing.

PressAlt+Ttoremovethetoolpathdisplay.

Page736


STEP11:IMPORTTHEOPERATIONSFORTHEM14X2TAPHOLESFROMTHELIBRARYToolpathPreview:11.1Importtheoperations

RightmouseclickinToolpathsOperationsManagerwindow.SelectImport

SelectthedropdownarrowintheSourcefolderandselecttheYourNameMetricOperations.Operations.

Page737


ClickontheM14X2Tapgrouptoselectallthreeoperations.

MakesurethatAssigncurrentsystemtoolandconstructionplanesisenabled.Thisoptionadjuststheimportedoperationstousethecurrenttoolplaneandconstructionplane.

SelecttheOKbutton.

SelecttheNObuttontoimporttheoperationgroup.

SelecttheOKbutton.

ClosetheImportToolpathOperationsdialogbox.

Notethatalltheimportedoperationshavenogeometry.Wearegoingtoaddthecenterpointsandregeneratethetoolpathsasshowninthefollowingsteps.

11.2Addthecenterpointsinthetoolpathgeometry

SelectGeometry

Selectthefirstdrilloperation,Geometry.

Page738


SelecttheOKbutton.

RightmouseclickandSelectAddpoints

SelecttheEntitiesbuttonintheDrillPointSelection.

[Selectentities]:Selectthe14mmdiametercirclesasshown.

Selectthe14mmdiametercircles

SelecttheOKbuttontoexitDrillPointSelection.

NotethattwopointsareselectedintheDrillPointManager.

SelecttheOKbuttontoexitDrillPointManager.

Page739


SelecttheRegenerateallselectedoperationsiconforthechangetobeappliedonlytothisoperation.

SelectAlt+Tkeystoremovethetoolpathdisplay.

Holdingtherightmousebutton,dragthenewGeometry(2)PointsontopofPeckdrillGeometry. Rightmouseclick

onGeometry,holddownanddrag

ReleaseandselectAdd.

SelectNobutton,otherwisetheholeswillbedrilledatthesamedepthasthedepthofthespotdrillingoperation.

11.3Modifythedrillparameters

SelectthePeckDrillParametersintheToolpathsManager.

SelecttheParameters

FromtheTreeviewlist,selectToolandchangetheCommenttoDrillingalltapholeswith12mmDrill.

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FromtheTreeviewlist,selectLinkingParametersandchangetheDepthasshowninthepicturetotheright.

FromtheextendedTreeviewlist,selecttheTipcompandchangethebreakthroughamountvalueasshown.

Breakthroughamountvalueallowsyoutogiveanextraamountforthetooltogodeeperthanthefinaldepthtopreventanyremainingmaterialforthecutouts.Tiplengthvalueisautomaticallycalculatedbythesystembasedonthediameterandtipangleofthetool.Thevalueisaddedtothefinaldepth.

SelecttheOKbuttontoexit2DToolpathsDrillparameters.

Page741

MillLevel1Metric TUTORIAL7Copythegeometryinthetappingtoolpathfollowingthesamestepsshownfordrillinggeometry.

SelecttheRegeneratealldirtyoperationsicon.PressAlt+Ttoremovethetoolpathdisplay.

STEP12:DRILLTHETWO10MMDIAMETERHOLES

ToolpathPreview:12.1DrillpointsselectionToolpaths

DrillSelecttheEntitiesbutton.

[Selectentities]:Selectthe10mmdiametercircles.

SelecttheOKbuttontoexit

DrillPointSelection.

Selectthe10mmdiametercircles

Page742

MillLevel1Metric TUTORIAL712.2SettheToolparameters

FromtheTreeviewlist,selectTool.ClickonSelectlibrarytool.UsingFilterselectthe10mmDrillasshownintheprevioussteps.Addthecommentasshownbelow.

12.3SettheCutParameters

FromtheTreeviewlist,selecttheCutParameterspageandchangetheCycletoPeckDrillasshown.

Page743

MillLevel1Metric TUTORIAL712.4SettheLinkingParameters

FromtheTreeviewlist,selecttheLinkingParameterspageandchangetheDepthifneededasshown.

FromtheextendedTreeviewlist,selecttheTipcomp,enableitandaddaBreakthroughamountasshowntoensurethecompletemachiningofthethroughholes.

SelecttheOKbuttontoexit2DToolpathsDrillparameterpages.

Page744


STEP13:SPOTDRILLTHE10MMDIAMETERHOLES

Notethatwehavenotyetspotdrillthe10mmdiameterholes.Inthisstepwewillhavetoaddthecenterpointsofthe10mmdiameterholesintheexistingspotdrillingoperationgeometry.Wewillalsochangethedepthofthespotdrillforthe10mmdiameterholesonly.

ToolpathPreview:13.1Addthecenterpointsofthe10mmdiameterholesintheexistingspotdrillingoperation

IntheToolpathsOperationsManager,RightmouseclickonthelastPeckdrilloperationGeometryholdanddragthegeometryabovetheDrill/ConterboreGeometry.

ReleasethemouseandselectAddfromthelist.

Rightmouseclickholdanddrag

SelectNobuttontodonotretainthedepthfromthe10mmdrillingoperation.

Page745

MillLevel1Metric TUTORIAL713.2Modifythedepthofspotdrillingforthe10mmholes

SelecttheGeometryofthespotdrillingoperation.

SelectGeometry

ClickonthethirdPointandmakesurethatoneofthe10mmholesisselected.Then,RightmouseclickonthethirdpointandselectChangeatpoint

IntheDrillchangeatpointdialogbox,enableDepthandchangethevalueto6.

SelecttheOKbuttontoexitDrillchangeatpointdialogbox.

Repeatthestepsforthefourthpointandchangethedepthto6.

Makesurethatfirstyouselectthepointandthendoarighmouseclickonit.

SelecttheOKbuttontoexitDrillPointManagerdialogbox.

Regeneratethetoolpath.

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STEP14:BACKPLOTTHETOOLPATHSBackplottingshowsthepaththetoolstaketocutthepart.Thisdisplayletsyouspoterrorsintheprogrambeforeyoumachinethepart.Asyoubackplottoolpaths,MastercamdisplaysthecurrentX,Y,andZcoordinatesinthelowerleftcornerofthescreen.

ClickontheToolpathGroupintheToolpathsManagertoselectalloperations.

SelectToolpathGroup1

SelecttheBackplotselectedoperationsbutton.

Makesurethatyouhavethefollowingbuttonsturnedon(theywillappearpusheddown).

DisplayToolsandRapidmoves


SelecttheFitbutton.

Youcanadjustthespeedofthebackplot.

YoucanstepthroughtheBackplotbyusingtheStepforward orStepback buttons.

Page747


SelectthePlaybuttonintheVCRbar.

SelecttheOKbuttontoexitBackplot.

STEP15:VERIFYTHETOOLPATHS

Verifysimulatesthemachiningofapartfromastockmodeldisplay.ThestockdimensionsarebasedonthevaluesthatwespecifiedintheStockSetup.

Selectalloperationsbutton.

SelecttheVerifyselectedoperationsbutton.

Page748


SelecttheConfigurebutton.

Simulatetool simulatesthetoolpaths,displayingthesolidtoolwithouttheholderUpdateaftereachtoolpathupdatesthestockaftereachoperation.Stoponcollisionpausestheverificationwhenthetooltouchesthepartwitharapidmove.

Page749


InitialstocksizesourceshouldbesettoStockSetuptousethestockinformationfromStockSetup.UseTrueSolidallowsyou,afterverifyingthepart,torotateandmagnifytheparttomorecloselycheckfeatures,surfacefinish,orscallops.CuttercompincontrolallowsVerifytousetheinformationregardingthetooldiameterandtosimulatethecuttercompensation.Changetool/colortochangethecolorofthecutstocktoindicatedtoolchangesinthetoolpath.

SelecttheOKbuttontoexitVerifyOptions.

SettheVerifyspeedbymovingthesliderbarinthespeedcontrolbar.

SelectthePlaybuttontostartsimulation. Thefinishedpartshouldappearasshowninthefollowingpicture.

SelecttheOKbuttontoexitVerify.

Page750


SUGGESTEDFIXTUREFORSETUP2:

Thestockisheldonafixtureplateusingthetappedandthedrillholes.ThetwoM14boltsandtwo10mmdowelsholdandpositonthepart.

SETUPSHEETFORSETUP2:

Page751


STEP16:CREATINGANDRENAMINGTOOLPATHGROUPS;RENAMINGTHENCFILETomachinethepartintwodifferentsetups,wewillneedtohavetwoseparateprograms.Tobeabletopostprocessseparatelytheoperationsofeachsetup,wewillcreatethemunderdifferenttoolpathgroupswithdifferentNCnames.StepPreview:16.1RenamethecurrentToolpathGroup1andtheNCfile

ClicktwotimesontheToolpathGroup1tohighlightitandrenameitMachinePartBottom.

RightmouseclickonthetoolpathgroupandselectEditselectedoperationsandthen,selectChangeNCfilename.

EnterthenewNCname:MachinePartBottom.

SelecttheOKbutton.

Page752

MillLevel1Metric TUTORIAL716.2CreateanewToolpathGroup

RightmouseclickontheMachineGroup1SelectGroupsfromthedropdownlistandthenselectNewToolpathgroup.

Renamethetoolpathgroup:MachinePartTop.

MakesurethattheredinsertarrowisbelowtheMachiningPartTopgroup;otherwiseclickonitanddragitbelow.Thisensuresthatthenextoperationwillbeaddedinthepropergroup.

STEP17:SETTHETOPVIEWASTHECURRENTWCS,TOOLANDCONSTRUCTIONPLANEToolpathPreview:17.1UsingWCStosettheTopviewasthecurrenttoolplane,constructionplaneandWCS

SelectWCSintheStatusBar.

SelectWCSManager.

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SelectTopViewandclickontheSetyourcurrentWCS,constructionplaneandtoolplanewith

theiroriginstotheselectedviewbutton.

SelecttheOK button.

SelecttheIsometricview.

SelectFitbutton. Thepartshouldlookasshowntotheright.

Notethattheoriginissetattopofthepartatthelowerleftcorner.Follownextsubstepifyouwanttomovetheoriginattheupperleftcorner.

17.2UsingWCStosettheoriginattheupperleftcorner

SelectWCSintheStatusBar.SelectViewManager.

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ClickontheSelectbuttonintheOriginareaasshown.

[Selectapoint]:SelectEndpointA.

SelectEndpointA

ChangetheZvalueintheOriginareato0tosetagainthepartzeroatthefinishsize.Theneworigincoordinatesshouldlookasshown.

SelecttheOK buttontoexitViewManger.

Notethatthegridmovesattheupperleftcorneratthetopofthepartatthefinishedsize.


STEP18:FACETHETOPOFTHEPARTStepPreview:18.1CopytheFacingoperationintheMachinePartTopgroup

SelectonlytheFacingoperation.RightmouseclickontheexistingFacingoperationandselectCopyfromthelist.

MovetheredarrowbelowtheMachinePartTopgroupifneeded.RightmouseclickbelowMachinePartTopgroupandselectPastefromthelist.

Rightmouseclickhere

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MillLevel1Metric TUTORIAL718.2ChangetheplanestoTopintheFacingoperation

FromtheToolpathsOperationsManagerselectParametersinthenewFacingoperation.

Parameters

FromtheTreeviewlistselectPlanes.ClickonSelectWCSviewbuttonasshown.

FromViewSelectiondialogbox,selecttheTopviewasshown.

SelecttheOKbuttontoexitViewSelectiondialogbox.

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SelectCopytotoolplaneandCopytoconstructionplanebuttonstosetalltheplanestotheTopplane.

FromtheTreeviewlist,selecttheToolpageandchangethecommentasshown.

SelecttheOKbuttontoexit.


PressAlt+Ttoremovethetoolpathdisplayifneeded.

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STEP19:ROUGHMACHINETHETWOPOCKETSINTHETOPVIEWStepPreview:19.1Selectthebottomchainsofthetwopockets

Tobeabletomachinebothpocketsinthesameoperation,althoughtheyeachhavedifferentdepths,weneedthe3Dwireframetoselectthepocketsatthebottom.

Toolpaths

PocketEnabledCplaneinChainingtobeabletoselectthechainswithoutstoppingatthebranches.Selectthetwopocketsatthebottom,asshown.

Selectthefirstpockethere

Selectthesecondpockethere

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Notethatbothpocketsarehighlighted.

SelecttheOKbuttontoexitChaining. 19.2Selecta25mmFlatEndmillandsettheparametersintheToolpage

FromtheTreeviewlist,selectTool.Selectthe25mmFlatEndmillusingtheFilteroptionsasshowninthefacingoperation.Makethenecessarychangestomatchtheparameterswiththescreenshotbelow.

RememberthattheFeedrate.Plungerate,RetractrateandSpindlespeedvaluesarealldefineintheparametersofthetooldefinition.Changethemasneeded.

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MillLevel1Metric TUTORIAL719.3SettheCutParameters

FromtheTreeviewlist,selecttheCutParameterspageandchangetheparametersasshown.

PockettypesettoStandardcanbeusedonlywithclosedchains.Thetoolwillbeconstrainedinsideoftheclosedchain.MachiningDirectionsettoClimbcutsinonedirectionwiththetoolrotatingintheoppositedirectionofthetoolmotion.Seethegraphicbelow.TipCompsettotheTipsetsthetooloffsettothetooltip.Rollcutteraroundcornersinsertsarcmovesaroundthecornersinthetoolpathforasmoothertoolmovement.SettoSharp(135degreesorless)willrollthetoolatthesharpcorners.

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FromtheextendedTreeviewlist,selectRoughingandselectascuttingmethodConstantOverlapSpiral.

StepoverpercentagesetsthedistancebetweenroughingpassesintheXYaxisasapercentageofthetooldiameterandwillautomaticallyupdatethestepoverdistance.Minimizetoolburialclearstheareaaroundpocketislands(semiislandsinourcase)toavoidtooldamageduetoremovingtoomuchstockatonce.Spiralinsidetooutsideenabledallowsyoutospiralfromthecentertothepocketwall.Displaystockforconstantoverlapspiralpreviewstheamountofstockremovedbytheroughingpasses.Toleranceforremachiningandconstantoverlapspiraldeterminestheaccuracyofthetoolpathwhenusingoneofthetwooptions.Recommendedtoleranceisthedefault.

SelecttheplussigninfrontoftheRoughingtoexpandtheTreeviewlist,andselectEntryMotion(ifneeded).

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EnableRampoptionsandchangetheparameterstomatchthefollowingscreenshot.

TheramplengthvaluewillbedeterminedbyMastercamandcannotbesmallerthentheMinimumlengthorbiggerthentheMaximumlength.Zclearancesetstheheightabovethestockwheretheentryrampwillstart.XYclearancesetstheminimumdistanceintheXYplanebetweentherampandthepocketwall.Plungezig/zaganglessettherampanglesasthetoolzigzagstothebottomofthepocketbeforebeginningthecuttingpass.AutoanglesetsautomaticallytheangleintheXYplanebasedonthelongestareaofthepocket.Additionalslotwidthaddsafilletattheendofeachrampforasmoothertoolmovement.

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SelectFinishinganddisabletheoptionaswiththisoperationwewanttoroughonlythepart.

FromtheTreeviewlist,selectDepthCutsandenabletheoption.

DepthcutsaretheZaxiscutsthatthetoolmakesinapockettoolpath.Maxroughstepsetsthemaximumamountthatcanbemachinedinonestep.Bypocketenablethesystemtocompletealldepthcutsinthefirstpocketbeforemovingtonextone.

Mastercamneverperformsunequaldepthcuts.Forexample,inourcase,theleftsidepocketis10mmdeep;thestepiscalculated:(FinaldepthStockonthefloor)/2=(101)/2=4.5whichissmallerthen7.Thesamewaythesystemcalculatesthestepforthesecondpocket;(191)/3=6

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MillLevel1Metric TUTORIAL719.4SettheLinkingParameters

FromtheTreeviewlist,selectLinkingParametersandenableClearanceheightandsettheTopofthestockandthefinalDepthasshown.

Depthvaluesetsthefinalmachiningdepthforthepocketoperation.Thevalueissetto0andincrementalandismeasuredfromthetwogeometrychainsthatweselected.Thisinsuresthatbothofthemaregoingtobemachinedtotheappropriatedepth.ChoosingIncrementaltellsthesystemtocalculatethevaluerelativetoeitherthecurrenttopofstock(aswithClearanceparameter),relativetotheselectedgeometry(aswithTopofstockandDepthparameters),orrelativetothedepthofeachcut(aswithFeedplaneandRetract).

SelecttheOKbuttontoexit2DToolpathsPocketparameters. PressAlt+Ttoremovethetoolpathdisplay.

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STEP20:FINISHTHETWOPOCKETSToolpathPreview:20.1Copytheexistingpocketoperation

Youcancopyanoperationwhenmachiningthesamegeometryandusingthesametypeoftoolpath.Advantagesofusingacopyofanexistingoperationisthatwedonotneedtoselectthegeometrychainsandwecanusesomeoftheparameterssetupintheoriginaloperation.

RightmouseclickandholditdownonthefoldericoninfrontofthePockettoolpath.Dragthemousedownandreleaseit.SelectCopyafter.

Youshouldnowhavetwopockettoolpaths.LeftclickonthesecondpocketParameters.

SelectParameters

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MillLevel1Metric TUTORIAL720.2Selecta19mmFlatendmillandsettheToolpageparameters

FromtheTreeviewlist,selecttheToolpage.ClickonSelectlibrarytool.Followingthestepsoutlinedearlier,usingtheFilteroption,selectthe19mmFlatEndmill.


FromtheTreeviewlist,selecttheCutParametersandremovethestocktoleaveonthewallsandonthefloors.

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FromtheTreeviewlist,selectEntryMotionanddisabletheentryasshown.

FromtheTreeviewlist,selectFinishingandenabletheFinishtofinishthewalls.Settherestofparameterstomatchthefollowingscreenshot.

Passessetsthenumberoffinishpasses.Spacingsetstheamountofstocktoberemovedwitheachcut.Becausewesetthenumberofpassesto1,theamountofstocktoberemoveisthestocktoleaveonthewallsamountsetintheroughingoperation.Finishouterboundaryneedstobeenabledtofinishthewallsofthepocket.

FromtheTreeviewlist,selecttheplussigninfrontoftheFinishing(ifneeded)andsettheparametersfortheLeadIn/Outasshowntomakesmoothentry/exittoolmovesinandoutoftheremainingstock.

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FromtheTreeviewlist,selectDepthCutsanddisabletheoptiononestepatthefinaldepth.

toremovetheremainingstockin

SelecttheOKbuttontoexitthe2DToolpathsPocket. PressAlt+Ttoremovethetoolpathdisplay.


TEP21:BACKPLOTTHEPOCKETTOOLPATHS

S

IntheToolpathsOperationsManager,clickonthefirstpocketoperation.HoldingdowntheShiftkeyselectthesecondpocket.

ClickonBackplotselectedoperationsicon.

Makesurethatyouhavethefollowingbuttonsturnedon(theywillappearpusheddown).

SelecttheTopViewfromtheviewtoolbartoseethestock.

Displaytool

Displayrapidmoves

Quickverify

SelecttheFitbutton. SelectthePlaybutton thin eVCRbar.

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Youcanadjustthespeedofthebackplot.

Notetheremainingmaterialinthecorners.The19mmFlatEndmillcannotcleanupthestock.Inthenextoperationwewillremachinethecornersusingasmallertool.

SelecttheOKbuttontoexitBackplot.

STEP22:REMACHINETHETWOPOCKETS

Notethatthe19mmFlatEndMillcouldnotcleanthe3mmradiusfillets.Usingthe5mmdiameterFlatEndmilltoremoveallthematerialinsidethepocketwillnotbeefficient.Wewillremovetheremainingmaterialonlybyusinga5mmFlatEndmilltoolwiththeremachiningpocketstyle.

ToolpathPreview:

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MillLevel1Metric TUTORIAL722.1Copytheexistinglastpocketoperation

Youcancopyanoperationonlywhenmachiningthesamegeometryusingthesametoolpath.Advantagesofusingacopyofanexistingoperationisthatwedontneedtoselectthegeometrychainsandwecanusesomeoftheparameterssetupintheoriginaloperation.

SelectonlythesecondPocket(operation8).RightmouseclickandholditdownonthefoldericoninfrontofthesecondPockettoolpath.Dragthemousedownandreleaseit.SelectCopyafter.

Youshouldnowhavethreepockettoolpaths.LeftclickonthelastpocketParameters.

SelectParameters

22.2Selecta5mmFlatEndmillandsettheToolparameters

FromtheTreeviewlist,selecttheToolpage.ClickonSelectlibrarytool.Followingthestepsoutlinedearlier,usingtheFilteroption,selectthe5mmFlatEndmill.

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SelectCutParametersandchangethePockettypetoRemachiningasshownbelow.SettheComputeremainingstockfromtheRoughingtooldiameterandsettheparametersasshown.

Computeremainingstockfrom:Roughingtooldiameterenablesthesystemtocalculatetheremainingstockforremachiningbasedonthesizeofthetooldiameterthatyouenter.Clearance,setasapercentageofthetooldiameter,allowsyoutoexpandtheremachiningareaatthebeginningandattheendtopreventacuspofmaterialremaining.Applyentry/exitcurvestoroughpassesallowsyoutousetheLeadin/outparameters.Machinecompletefinishpassesallowsyoutofinishtheentirepart.

FromtheTreeviewlist,selectRoughingandchangetheStepoverpercentageto70%toensureacompleteremovalofthestock.

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FromtheTreeviewlist,selectDepthCutsandenableit.ChangetheMaxroughstepasshown.

SelecttheOKbuttontoexitfromthe2DToolpathsPocket.

Regeneratethetoolpath. PressAlt+Ttoremovethetoolpathdisplay.

STEP23:CIRCLEMILLTHE50MMDIAMETERHOLEToolpathPreview:

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MillLevel1Metric TUTORIAL723.1Selectthetoolpathgeometry

FromtheToolpathsOperationsManager,selectMoveinsertarrowdownoneitemuntiltheinsertarrowisbellowthelastoperation.

ToolpathsCirclePaths

CircmillFromtheDrillPointSelection,selectEntitiesbutton.[Selectentities]:Selectthebottomof50mmdiameterholeasshown.

Selectthecirclehere

SelecttheOKbuttontoexitDrillPointSelectiondialogbox.

NotethatintheToolpathTypetheCircleMilliconisautomaticallyselected.

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MillLevel1Metric TUTORIAL723.2SettheToolparameters

FromtheTreeviewlist,selecttheToolpage.Selecttheexisting19mmFlatEndmillfromthetoollistwindowasshown.

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FromtheTreeviewlist,selecttheCutParametersandchangetheparametersasshown.

CompensationtypesettoComputerallowsMastercamtocompensatethetoolpathbasedonthetooldiameteranddoesnotoutputG41/G42inthecode.CompensationdirectionsettoLeftcompensatesthetoolpathtotheleftofthechainintheCCWdirection.TipCompsettotheTipsetsthetooloffsettothetooltip.Entry/exitarcsweepsetto90degreesmakesalinebetweentheplungepointandtheentry/exitarcmovementofaofacircle,ateachentry/exit.Seethepicturebelow.Overlapsetshowfarthetoolgoespasttheendofthetoolpathbeforeexiting.Thisensuresacleanfinish.

Entry/exitarcsweepsetto90degreeswillgeneratethisresult.

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FromtheTreeviewlist,selectRoughingtoaddroughingpassestocompletedmachinetheinsideofthehole.EnableRoughingandsettheparametersasshown.

Circlemillroughingcreatesroughingpassesusingtangentarcs.Theresultprovidesasmoothmotionforthetool,ashortNCprogram,andgoodcleanout.Stepoverissetasapercentageofthetooldiameter.Helicalentryparameterscreatetheroughingmotiontangenttoahelicalentry.Outputarcmovesgeneratesarcmovementsinsteadofsmalllinearmoveswhichmaketheprogramsmaller.

FromtheTreeviewlist,selectDepthCutsandsettheparametersasshown.

DepthcutssetthecutsalongtheZaxis.MastercamdividesthetotaldepthintoequalstepsbasedontheMaxroughstepvalue.Keeptooldownenableddoesntallowthetooltoretractbetweencuts.

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FromtheTreeviewlist,selectBreakThroughtocutcompletelythroughthematerialbytheamountspecified.

23.4SettheLinkingParameters

FromtheTreeviewlist,selecttheLinkingParametersandchangetheparametersasshown.

NotethattheDepthissettoIncrementaland0becauseweselectthecirclemillgeometryatthebottom(finaldepth).SettingtheDepthtoAbsoluteand25willgivethesameresult.

Selectthe OKbuttonfromthe2DToolpathCircleMillparameterscreen. PressAlt+Ttoremovethetoolpathdisplay.

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STEP24:CONTOURTHEOUTSIDEPROFILEToolpathPreview:24.1SelectthetoolpathgeometryToolpaths

ContourMakesurethatCplaneisselectedintheChainingdialogbox.Selectthecontouratthebottom.Selectthefirstentityinthecontour,asshown.

BesuretochainthecontourinaCWdirection.OtherwiseselecttheReverse

button.

Selectthecontourhere

SelecttheOKbuttontoexitChaining.

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MillLevel1Metric TUTORIAL724.2Selectthe25mmdiameterFlatEndMillandsettheparametersintheToolpage

FromtheTreeviewlist,selecttheTool.Selecttheexisting25mmFlatEndmillandmakeallthenecessarychangesintheToolpage.


SelecttheCutParametersfromtheTreeviewlistandchangetheCompensationtypetoControl.Makesurethattheparametersmatchthescreenshotbelow.

CuttercompensationsetinControloutputsG41orG42codestoturnthecompensationon.Thecompensationamountortoolwearadjustmentissetatthecontrol.Usingthismethodyouareprogrammingthepartedge.

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FromtheTreeviewlist,selectDepthCuts.EnableDepthcutsandsettheMaxroughstepto10mm.

FromtheTreeviewlist,selectLeadIn/Out.NotethatCuttercompensationincontrolrequirestheLeadin/outparametertobeturnedon;mostoftheCNCmachinesneedalinearmoveatthebeginningoftheprogramtocompensatethecutterdiameter.Ifyouusethearcoptiontoo,makesurethattheradiusislargerthantheradiusofthetool.

Entry/exitatmidpointinclosedcontourswillmovethestartofthecontourtoolpathatthemidpointofthelinethatweselectedwhenchaining.Line/Tangentwillbetangenttothearcandmachinedfirstintheentrycombination.Whenexitingthepartthearcwillbemachinedfirst.Seethegraphicbelow.

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FromtheTreeviewlist,selecttheBreakThroughandenteraBreakthroughamounttocompletelymachinetheprofile.

24.4SettheLinkingParameters

SelecttheLinkingParametersandmakethechangesasshown.

NotethatthefinalDepthcanbesettoIncrementaland0duetothefactthatweselectasthecontourgeometrythebottomofthecontour.

SelecttheOKbuttontoexit2DToolpathsContourparameters.

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STEP25:BACKPLOTTHETOOLPATHS

FromToolpathsOperationsManagerclickontheMachinePartTopgrouptoselectalltheoperationsdoneinthesecondsetup.RepeatSTEP14tobesurethatthechangeshavetakenplace.

DisabletheQuickverifybutton.

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STEP26:VERIFYTHECHANGEDPART

SelecttheSelectalloperationsbuttonfromToolpathManagerifneeded.RepeatSTEP15tobesurethatthechangeshavetakenplace.Thefinishedpartshouldappearasshowninthefollowingpicture.

STEP27:POSTTHEFILES

RightmouseclickontheMachinePartTopgroupandselectEditselectedoperationsandthen,selectChangeNCfilename.

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EnterthenewNCname:MachinePartTop

SelecttheOKbutton. Postprocessing,orposting,referstotheprocessbywhichthetoolpathsintheMastercampartfilesareconvertedtoaformatthatcanbeunderstoodbythemachinetool'scontrol(forexample,Gcodes).Generally,everymachinetoolorcontrolwillrequireitsownpostprocessor,customizedtoproducecodeformattedtomeetitsexactrequirements.

Makesurethatalloperationsareselected,otherwise,Selectalloperations.

SelectthePostselectedoperationsbuttonfromToolpathManager.

InthePostprocessingwindow,makeallthenecessarychangesasshowntotheright.

SelecttheOKbuttontocontinue. SelecttheOKbuttontopostthefirstgroupasthegeometry

name(MachinePartBottom).

NCfileenabledallowsyoutokeeptheNCfileandtoassignthesamenameastheMCXfile.Editenabledallowsyoutoautomaticallylaunchthedefaulteditor.

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SelecttheredXtoclosethefirstprogram.

SelecttheOKbuttontostartthesecondprogram(MachinePartTop).

SelecttheredXtoclosetheeditor.

STEP28:SAVETHEUPDATEDMCXFILE

SelecttheSaveicon.

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REVIEWEXERCISESStudentpractice:CreatetheToolpathforTutorial7Exercise1aspertheinstructionsbelow;Tips:

Createthe3DgeometryusingXformTranslate.Createeachpocketwithadifferentdepth.StocksizeuseBoundingboxtoestablishX,Y&ZsizesandgiveextendX,Y,andZ2mm

Setup1Facethetopofthepartusing75mmFaceMillSpotDrillthe10mmdiameterholesusing15mmSpotDrillDrillthe10mmdiameterholesusing8.5Drill(Createthenewtool)Tapthe10mmdiameterholesusing10x1.5TapDrillthe12mmdiameterholesusing12mmDrillAddthe12mmdiameterholescenterpointsintheSpotDrillandeditthedepthoftheholes.(SeeTutorial4)RoughPocketthepartusing25mmFlatEndmillSelecteachpocketatthebottomStocktoleaveXY=0,5UseParallelspiralcleancornerscuttingmethodDepth=0(incr)Maxroughstep(depthcuts)=10mmFinishstep1mmRemachiningPocketthepartusing5mmFlatEndmillMaxroughstep(depthcuts)=3mmFinishstep1mm

Setup2Facethebottomofthepartusing75mmFaceMillContourthepartusing25mmFlatEndmillBackplotandVerifythetoolpaths.Postprocessthefile.

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MillLevel1Metric TUTORIAL7Studentpractice:CreatetheToolpathforTutorial7Exercise2aspertheinstructionsbelow;Tips:

Createthe3DgeometryusingXformTranslate.StocksizeuseBoundingboxtoestablishX&YsizesandgiveexpandZ2mm.Createthestockgeometrytoo.

Setup1Facethetopofthepartusing75mmFaceMillSpotDrillthe9mmdiameterholesusing15mmSpotDrill;6mmdeepDrillthe9mmdiameterthroughholesusing9mmDrillRoughallPocketsusing25mmFlatEndmillSelecteachpocketatthebottomDepth=0(incr)Maxroughstep(depthcuts)=10mmStocktoleaveXY=0,5UseParallelspiralcuttingmethodRemachiningPocketthepartusing10mmFlatEndmillFinishPocketthepartusing10mmFlatEndmill

Setup2

Facethebottomofthepartusing75mmFaceMill2DHighSpeedCoreMillusing25mmFlatEndmilltomachinetheoutsideprofile

Selecttheoutsiderectangleandtheoutsideprofile.BackplotandVerifythetoolpaths.Postprocessthefile.

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NOTES:

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TUTORIAL7QUIZ

Whatcommandandwhatoptionswereenabledtocreatethe3Dwireframe?

WhatdoesWCSstandfor?

Whatentitiescanbeselectedtodefineanewplane,usingtheGeometryoptionintheViewManager?

Whatisfacingtoolpathusedfor?

Whatwouldyourequireastoolpathgeometry,andhowwouldyousetthefinalDepthvaluewhenmachiningpocketswithdifferentdepthsinthesameoperation?

HowdoesthesystemcalculatethestockforremachiningwhenComputeremainingstockfromRoughingtooldiameterisenabled?

Howisthetiplengthofthedrillcalculatedinthedrillingoperation?

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COVER - Mill Level 1-Metric TT X4SAMPLE - Mill Level 1 - Metric

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