>> P.124
PrecautionforUse❶Mountingsurface,referencemountingsurface,and❷Shoulderheightandcornerradiusofthereferencetypicalmountingstructure(…Q)series,properlyaligntheWhenmountingtheMEandLWEreferencemountingsurfaceBandDofthetrackrailandslideunitwiththereferencemountingsurfaceofthetableandbedandfixthem.(SeeFig.2)ThereferencemountingsurfacesBandDandmountingsurfacesAandCarepreciselyground.Machiningthemountingsurfaceofthetableandbed,suchasmachineordevice,tohighaccuracyandmountingthemproperlywillensurestablelinearmotionwithhighaccuracy.Referencemountingsurfaceoftheslideunitistheoppositesideofthemark.Thetrackrailreferencemountingsurfaceisidentifiedbymarkonthetopsurfaceofthetrackrail.Itisthesidelocatingthesurfaceabovethemark(inthedirectionofthearrow).(SeeFig.3.)DCAB2.giFReferencemountingsurfaceandtypicalmountingstructureTrackRailSlideunitReferencemountingsurfaceDBMarkMark3.giFReferencemountingsurfacemountingsurfaceFortheoppositecornerofthematingreferencemounting,itisrecommendedtohaverelievedfilletasindicatedinFig.4.RecommendedvaluefortheshoulderheightonthematingsideisindicatedinTable17.4.giFCornerofthematingreferencemounting❸TighteningtorqueforfixingscrewTypicaltighteningtorqueformountingoftheMEandLWE(…Q)seriestothesteelmatingmembermaterialisindicatedinTable16.Whenvibrationandshockofthemachineordevicearelarge,fluctuatingloadislarge,ormomentloadisapplied,fixitbyusingthetorque1.2to1.5timeslargerthanthevalueindicatedinthetableasnecessary.Ifthematingmembermaterialiscastironoraluminumalloy,reducethetighteningtorquedependingonthestrengthcharacteristicsofthematingmembermaterial.Table16TighteningtorqueforfixingscrewBoltsize3×0.54×0.75×0.86×18×1.25MMMMMM10×1.5M12×1.75TighteningtorqueN・mHighcarbonsteel-Stainlesssteel-mademadescrewscrew1.84.18.013.632.763.91101.12.55.08.520.440-Remark:Thetighteningtorqueiscalculatedbasedonstrengthdivision12.9andpropertydivisionA2-70.R2R2h2R1R1h1Table17ShoulderheightandcornerradiusofthereferencemountingsurfaceMountingpartofslideunitMountingpartoftrackrailMountingpartofslideunitMountingpartoftrackrailunit:mmSize152025303545Shoulderheighth1456888CornerradiusR1(maximum)1(0.5)1)1(0.5)1)1111.5Note(1)Thevaluesin()areappliedtoMESandLWES(…Q).Shoulderheighth2334567CornerradiusR2(maximum)0.50.51111.51N=0.102kgf=0.2248lbs.1mm=0.03937inchⅡ-74
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