>> P.108
PrecautionforUse❶Mountingsurface,referencemountingsurfaceand❷ShoulderheightandcornerradiusofthereferencetypicalmountingstructuremountingsurfaceFortheoppositecornerofthematingreferencemounting,itisrecommendedtohaverelievedfilletasindicatedinFig.4.RecommendedvaluefortheshoulderheightandcornerradiusonthematingsideisindicatedinTable12.MountingpartofslideunitMountingpartoftrackrail4.giFCornerofthematingreferencemountingR2R2h2R1R1h1Table12ShoulderheightandcornerradiusofthereferencemountingsurfaceMountingpartofslideunitMountingpartoftrackrailShoulderheightCornerradiusShoulderheightCornerradiush1555R1(maximum)0.20.50.5h2333R2(maximum)0.50.50.5Size202530❸TighteningtorqueforfixingscrewTypicaltighteningtorqueformountingoftheMVseriestothesteelmatingmembermaterialisindicatedinTable13.Whenvibrationandshockofthemachineordevicearelarge,fluctuatingloadislarge,ormomentloadisapplied,fixitbyusingthetorque1.2to1.5timeslargerthanthevalueindicatedinthetableasnecessary.Ifthematingmembermaterialiscastironoraluminumalloy,reducethetighteningtorquedependingonthestrengthcharacteristicsofthematingmembermaterial.Table13TighteningtorqueforfixingscrewBoltsizeM5×0.8M6×1M8×1.25TighteningtorqueN・mHighcarbonStainlesssteel-madescrewsteel-madescrew8.013.632.75.08.520.4Remark:Thetighteningtorqueiscalculatedbasedonstrengthdivision12.9andpropertydivisionA2-70.1N=0.102kgf=0.2248lbs.1mm=0.03937inchⅡ-58WhenmountingtheMVseries,properlyalignthereferencemountingsurfaceBandDofthetrackrailandslideunitwiththereferencemountingsurfaceofthetableandbedandfixthem.(SeeFig.2)ThereferencemountingsurfacesBandDandmountingsurfacesAandCarepreciselyground.Machiningthemountingsurfaceofthetableandbed,suchasmachineordevice,tohighaccuracyandmountingthemproperlywillensurestablelinearmotionwithhighaccuracy.Referencemountingsurfaceoftheslideunitistheoppositemark.Thetrackrailreferencemountingsideofthesurfaceisidentifiedbylocatingthemarkonthetopsurfaceofthetrackrail.Itisthesidesurfaceabovethemark(inthedirectionofthearrow).(SeeFig.3)DCA2.giFReferencemountingsurfaceandtypicalmountingstructureBTrackrailSlideunitReferencemountingsurfaceDBMarkMark3.giFReferencemountingsurface
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