>> P.111
FeaturesofLinearBallSplineseries①IKOLinearBallSplineisalinearmotionrollingguideinwhichanexternalcylindermakeslinearmotionalongthesplineshaft.Sincethestructureletsaballtorotateonthesplinetrackgroove,itcanreceivenotonlytheradialloadbutalsorotatingtorque.Thereforeitbestfitsthestructureinwhichtorquetransmissionandlinearmotiontakeplaceinparallel.HighrigiditydespiteofcompactsizeThestructureplaceslargediameterballsintworowsandhasfour-pointcontactwiththetrack,allowinggreaterrigidityandcompactdesign.LowfrictionalresistanceandsmoothmotionTheoptimumdesignbasedonthethoroughanalysisofballrecirculatingrouterealizedlowfrictionalresistanceandsmoothlinearmotiondurableforhighspeedoperations.AllowshighaccuracyandaccuratepositioningPreloadremovestheclearancealongtherotationdirection,allowingaccuratepositioningalongtherotationdirection.Excellentfeaturesofcompactlinearstructurebyfour-pointscontactinFortheloadfromalldirectionsitgivesagoodbalanceandhighrigidity!Noplayalongtherotationdirection!FourpointcontactSmoothFourpointcontactFourpointcontactⅡ-103
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