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PrecautionforUsePrecautionforMounting❶MountingThefixingthreaddepthoffixingscrewsmustnotexceedthemaximumfixingthreaddepthindicatedinthedimensiontable.Sincethefixingscrewholeforthetableispenetrated,thebedorretainerwillbepushedbythescrewifthefixingthreaddepthistoodeep,andtherunningaccuracyandlifemaybeadverselyaffected.❷TighteningtorqueforfixingscrewTypicaltighteningtorqueformountingoftheBSU…AseriestothesteelmatingmembermaterialisindicatedinTable2.Ifthematingmembermaterialiscastironoraluminumalloy,reducethetighteningtorquedependingonthestrengthcharacteristicsofthematingmembermaterial.Table2TighteningtorqueforfixingscrewBoltsizeM5×0.8TighteningtorqueN・m5.0Remark:ThetighteningtorqueiscalculatedbasedonpropertydivisionA2-70ofstainlesssteelhexagonsocketheadbolt.❶HandlingWhenhighrunningaccuracyisrequired,settheloadpointatthecenterofthetable(orbed)andusewithsufficientstrokelength.FortheBSU…Aseries,theretainermaybedeviatedfromtherightpositionduetooffsetloadorirregularandhigh-velocitymotion,etc.Fullystrokeitonceincertainoperatingtimeorcertainnumberofreciprocatingmotiontocorrecttheretainerposition.SinceBSU…AserieshavesmallallowableloadF,handlingrequiresspecialcare.Especiallywhenclearanceadjustmentisperformed,toomuchtighteningofclearanceadjustmentscrewwillcreateimpressiononballorway,whichcanadverselyaffectthefriction,noiseandvibrationofthebearing.Whenperformingclearanceadjustment,graduallyrotatetheclearanceadjustmentscrewbycheckingthemotionstatusandpayingspecialattention.❷OperatingtemperatureThetableandbedofBSU…Aseriesaremadeofaluminumalloy,andtheclearancemaychangebytheoperatingtemperature.Whenusinginthetemperatureoutsidethenormaltemperature,contactIKO.Whenusinginwideoperatingtemperaturerange,itisrecommendedtouseIKOHighRigidityPrecisionLinearSlideUnit.❸MaximumvelocityOperatingvelocityshouldnotexceed30m/minduringoperation.Ⅱ-98
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