>> P.348
VariationDrivingmechanismofAlignmentTableATShapeModelandsizeAT200AT300AT120Tablediameter(mm)200300120Operatinganglerange(degree)±10±5Exampleofmulti-axisconfigurationusingAlignmentTableATDistancefromthecenteroftableLunit:mmIdentificationnumberAT300AT200AT120L186130100Tabledameter1●Rotarypositioningtableforconvertinglinearmotiontorotarymotion2●LowprofiledesignwithhighrigidityAdoptionofCrossedRollerBearingcapableofexertinghighrigidityinalldirectionhasachievedlowprofile,highrigidity,andhighprecision.AlignmentTableATisdrivenbystrokingarotatorlinkedtotable'souterperipherybydrivingofballscrewinalineardirection.InordertoadjustthedistanceLandanglefromthecenteroftablevariedbyrotatormovement,linearandrotarymotionmechanismthatfollowsaccordingtothetableangleisincorporatedintherotator.Therefore,inAlignmentTable,evenwhenmovingtherotatoratasamepitch,thetable'srotationangletendstovarydependingontheposition,sothatevenwhenmovingitataconstantspeed,therotationspeeddoesnotstayconstant.3●Positioningrepeatabilityof±1secArotatorforconvertinglinearmotiontorotarymotionisaccuratelyguidedbythecombinationofLinearWayLandprecisionballscrew,thusachievingthehighpositioningrepeatabilityof±1sec.4PlacingthisunitontheslidetableofPrecisionPositioningTableLHenablestheconfigurationoflowheightXY-θmulti-axispositioningmechanism.Points●Availableasmulti-axisconfiguredalignmenttableBallscrewRotatorThisisapositioningtablethatallowspreciseanglecorrectionbyconvertingthelinearmotiontotherotationalmotionthroughtherotatormechanismcombiningtheLinearWayandballscrews.Highrigiditysteel-madetableandbedareusedandaCrossedRollerBearingisincorporatedinthebearingsupportingthetable.Ⅱ324
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