>> P.220
LCarryingmassWHLHCarryingmassWCarryingmasscenterofgravityCarryingmasscenterofgravity(horizontaldirection)(verticaldirection)Table5Specificationsofballscrewunit:mmModelandsizeShapeofslidetableStrokeShaftdia.OveralllengthTM15StandardLong2040601030502547494547494Table6Tableinertia,couplinginertia,andstartingtorqueModelandsize-20TM15-40TM15TM15-60TM15G-10TM15G-30TM15G-50TableinertiaJT×10-5kg・m2Lead0.5mmLead1mmLead1.5mm0.000130.000160.000180.000140.000160.000180.000160.000190.000210.000190.000210.000230.000220.000240.000260.000280.000300.00032MountingCouplinginertiaJC×10-5kg・m2StartingtorqueTSN・m0.00280.005FortheprocessingaccuracyofthePrecisionPositioningTablemountingsurfaceandthetighteningtorqueofthefixingscrews,seepageⅢ-36.Ⅱ196
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