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ASSIGNMENT

ON

MULTIAXIS

Inthisassignmentwewillstudyhowtoimplementvariousmultiaxistoolpathsongivencomponent.

Inthisassignmentwewillstudy3+2positionalMultiaxisTechnique.

Thisassignment iscompletedusingMastercam softwareandall the strategiesdefinedareasper

industrialstandards.MastercamisCAMsoftwareusedformachiningforvarioussimpleandcomplex

componentsinmanyindustries.Thesemachiningofcomponentsincludemanyapplicationssuchas

diemoulds,productionjobs,impellercuttingetc.

TobeginwithletusstudyGUIandotherfunctionalitiesofthisMastercamsoftware.Alongwiththis

letusalsostudywhatareobjectivesofthisassignment.

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AlltheaboveobjectivesarecoveredinMastercamsoftware.

ButbeforegoingtoactualdemonstrationletusfirststudyGUIofmastercamsoftware.

Letusnowdiscussalltheseobjectivesindetails.Inthisassignmentwehavedividedallthese

objectivesintovarioustasks.Oncompletionofthesetaskswewillbeabletostudyandunderstand

variousparameters,toolingwhicharerequiredforMultiaxis.

FollowingisthecomponentdrawingforwhichwehavetodevelopMultiaxistoolpath.

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Finalcomponentdrawing.

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Nowdrawthisprofileinfrontviewaspergivendimension.

Nowuseextrudecommandfromsoliddropdownmenutoextrudegivendrawing.

Thiswillbetheoutputthatyouwouldgetonceyouextrudegivenprofile.

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Afterthisgotofrontviewanddrawgivenpolygonwith5sideswithradiusof0.75inches.

Afterthis

we

need

to

create

anew

plane

so

that

atapper

surface

could

be

selected

for

machining.

Detailsofplaneselectionisasfollowsandalsoisdiscussedinfurtherpartofthisassignment.

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Aftercompletion&creationofnewplane,selectthatplaneforfurtherdrawingaspergiven

dimension.

NowextrudethisslotsothatyoucandevelopyourCADdrawing.

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TodrawellipseonbacksideofmodelfirstsetvalueofZ=3onstatusbar.Thenselectcoordinates

byusingfastpointtechnique.Andthuscreateyourownellipseasperyourrequirement.

Afterextrudingallthreeentitieslikeslot,pentagon&ellipsewegetourfinalCADcomponentforour

multiaxismachining.

Oncecompleting

CAD

drawing

let

us

move

on

for

CAM

processes.

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Oncesuchsurfacepocketoperationiscompleted,thissametechniqueisusedtocomplete

machiningofpentagon&ellipse.

IncaseofpentagonyourWCS,Gview&CplaneshouldbeselectedasTOP.Butaminorchangein

thistoolpathisthatintoolpathparametersyouwillhavetogotoplanesoptionanddofollowing

changes.WCSTOP,ConstructionplaneFRONT&Toolplane FRONT.Bythisyouwillgetyour

requiredresult.

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IncaseofellipseyourWCS,Gview&CplaneshouldbeselectedasTOP.Butaminorchangeinthis

toolpathisthatintoolpathparametersyouwillhavetogotoplanesoptionanddofollowing

changes.WCSTOP,ConstructionplaneBACK&Toolplane BACK.Bythisyouwillgetyourrequired

result.

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