v24 simple 3 axis flatlands
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1 Version24|Simple3AxisFlatlands|BobCADCAM,Inc.
Version
24
Lesson
Simple
3
Axis
Flatlands
BobCADCAMVersion24TrainingLesson
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2 Version24|Simple3AxisFlatlands|BobCADCAM,Inc.
TheVersion24offersapowerfulandeasytouse3AxisMachiningWizardtostepyouthroughtheprocessof
creating3AxisprogramsforCNCmachining. Thisexercisehasbeencreatedtoteachyouhowtodrawa
simplesolidmodeltobeusedforcreating3AxisFlatlandstoolpath. Thisexerciseisdesignedtobeusedwith
theV24PROversion.
Startoffwithanewdrawingscreenandfollowalongdoingeachstep.
Step1
Wearegoingtostartthisexercisebycreatingasimple3Dmodel. ClicktheCubefeatureiconfromtheSolids
ToolbartoloadthefeatureintotheDataManager.
Or,youcandothisbygoingtotheSolidsMainMenuandselectingCube.
ThiswillloadtheCubefeatureintotheDataManager.
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Enter4fortheLengthX
Enter4fortheWidthY
Enter2fortheHeightZ
ChooseEnterintheOriginsection
LeaveXat0
LeaveYat0
Enter 2forZ(thetopwillbeatZ0)
ChooseBottomLeftfromthepulldownmenuandclicktheOKbutton.
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4 Version24|Simple3AxisFlatlands|BobCADCAM,Inc.
NowyoucanclicktheISO2ViewiconfromtheViewToolbar. Thiswillchangetheviewtoa3Disometric
view.
NowclicktheViewAllicon fromthemaintoolbartoobtainaclearviewoftheentireshape.
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5 Version24|Simple3AxisFlatlands|BobCADCAM,Inc.
Step2
NowdrawaspherebyclickingontheSpherefeatureiconontheSolidstoolbar.
ThiswillloadtheSpherefeatureintotheDataManager.
EnteraRadiusof1.5
SelectEnterintheOriginsection.
Enter2forX
Enter2forY
LeaveZat0
ClicktheOKbuttontodrawtheshape.
NowclicktheCancelbutton.
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Theresult:
NowgototheSolidstoolbarandselectAdd.
YoucanalsoclickthisfeaturebyselectingtheSolidsmainmenuandthenbyclickingAdd.
Simplyclickonthesphereandthenclickonthecube.WithbothselectedhittheSpacebarkeyboardorclick
theOKbuttonintheDataManager. ThenclicktheCancelbuttontoexitthefeature.
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7 Version24|Simple3AxisFlatlands|BobCADCAM,Inc.
Atthisstagewearereadytobegincreatingtoolpath. However,thetopofthispartisaboveZ0. Thismeans
weneedtousetheTranslatefeaturetodropthepart1.5inchesintheZaxis. TodothisclicktheTranslate
featureiconfromtheUtilitiesToolbar.
You
can
also
access
this
feature
by
going
to
the
main
Utilities
Menu.
ByclickingthefeatureiconitwillloadintotheDataManager. TheFIRSTthingtodoisclickonthemodelto
selectit. Onceselected,hittheSpacebarkeyonthekeyboardtoindicateOK.
MakesurethattheDeltabuttonisselected.Wearenotmakinganycopies. ClicktheEnterbuttonintheEnd
sectionandenterX&Y0and 1.5forZ. ClicktheOKbuttontomovethepartandthenclicktheCancelbutton
toexitthefeature.
Theresult:
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9 Version24|Simple3AxisFlatlands|BobCADCAM,Inc.
Step4
PlaceyourcursoronMillingStockintheTree,rightclickyourmouseandclickMill3Axis.
Thislaunchesthe3AxisWizard.
ClicktheFlatlandsoption(availableonlyintheV24PROVersion)andthenclicktheNextbuttontoadvance
thewizard.
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ThisistheSelectGeometrypage.
Wehavethemodelandthenwehavetheboundary.Wewanttoselectthemodelfirstsogoaheadandclick
theSelectGeometrybutton. Thewizardwillgoawayandyouwillbeinselectionmode.
Youneedtoclickanddragaselectionwindowoverthepart. Justplaceyourcursorintheupperleftareaof
thepartinopenspace,clickyourleftmousebuttonandholditdownwhilemovingyourcursortothelower
rightareaoftheworkspace. Thenreleaseyourmousebuttontowindowselectthepart. Nowhitthe
SpacebaronyourkeyboardtoindicateOK. Bydoingthisthewizardwillreappear.
Inwindowpickingthepartyouhavealsoinadvertentlyselectedtheboundarygeometry. Thisisnota
problem. Aslongasthemodelwasselectedyouarefinehere. NowwiththeSelectionpagebackupagain
clicktheSelectBoundarybutton. Thewizardwillgoawayandyouwillbebackinselectionmode.
Placeyourcursoronalineofthesquare,holddownyourshiftkeyandclickthelinewithyourmouse. The
entiresquareshouldhighlight. HittheSpacebarkeyonyourkeyboardtoindicateOKandthewizardwillre
appear.
ClicktheNextbuttontoadvancethewizard.
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11 Version24|Simple3AxisFlatlands|BobCADCAM,Inc.
ThisistheFeatureFlatlandspagethatdealswiththeRapidmovementsoftheprogramyouarecreating.
TheClearancePlanewillbeset.
TheRapidPlanewillbe.1fortheexercise.
TopofPartis0.
ClicktheNextbuttontoadvance. ThisisthePostingpage. GoaheadandclicktheArcFitoptionaswewant
tousearcsegmentsratherthanlinesegmentswhenwecreatetheprogram. Theresultwillbeamuchmore
efficientNCprogram.
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ClicktheNextbuttontoadvance. ThisistheRoughtoolpage.
Forthisexercisewewillchangethepreloadedsystemtool. Enter.25fortheDiameterand.125forthe
CornerRadius. Eventhoughweareusingthesystemtool,youcanchangetoolsandaccessyourtooldatabase
veryeasilyhere. ToaccessthetooldatabaseyouwouldclicktheToolLibrarybutton.
TheRoughToolpageallowsyoutoadd,deleteormodifytoolsfromthetooldatabase.
ClicktheNextbuttontoadvance.
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ThisistheLeadspage. ClicktheNextbuttontoadvance.
ThisistheOptionspage. ForthisexercisewewillbeusingToolTipasthecuttingpoint. Thisinstructs
BobCADCAMtocalculatethetoolpathfromthetooltip. ClicktheNextbuttontoadvance.
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ThisistheLinkspage. ClicktheSLinkoption.
TheMaxLinkGapvariabletellsthesystemthemaximumgapbetweenpassestowhichitmayapplythislink
typebeforeitmustretractthetool. Ifthedistancebetweentheendofonepassandthestartofnextpassis
thesameasorsmallerthanthepercentageofthetoolentered,itwilllinkthem. Ifthedistancebetweenthe
endsofthepassesisgreater,thesystemwillretractthetooltoclearanceforsafetyinstead.Thevalueentered
isapercentageofthetooldiameter.Wedonotneedtochangethisfortheexercise.
ClicktheFinishbuttontoclosethewizard.
Step5
ClickonFlatlandsintheTree,rightclickyourmouseandclickComputeToolpath.
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Theresult:
Step6
ToposttheNCFile,clickthesmall+PlussymbolnexttoCAMPartatthetopoftheTreetoexpandthefolder.
RightclickyourmouseonMillingToolsandclickPost.
ThiswillgeneratetheNCFile.
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Tochangepostprocessorsyoucanright click your mouse on the existing post and click Edit.
ByclickingEdit,youwillopentheSelectPostdialog.
ClicktheSelectbuttontoaccesstheOpendialoggivingyouaccesstoyourexistingpostprocessors. YourMill
postprocessorswillbelocatedintheMillFolder.
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DoubleclickonapostfileandtheOpenboxwillrevertbacktotheSetPostProcessordialog. ClickOKandthe
newpostprocessorwillbelistedintheCAMTree.
Thatconcludesthisexercise.
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