>> P.441
ConsiderationofOperationPatternsIncaseoflinearmotordrive(WL+WT)・V・kFM-FLVta●ForcefromaccelerationFaFa=(WL+WT)・[N]●ThrustforcerequiredforaccelerationFPFP=Fa+FL[N]●Marginalaccelerationtimetata=[s]μ:Frictioncoefficientofrollingguide(0.01)WT:MassofmovingtablekgWL:CarryingmasskgFR:RunningresistanceNFcFM:LinearmotorthrustforceNtaVgk(maximumthrustattravelingspeedV):Accelerationtimes:Travelingspeedm/s:Gravityacceleration9.8m/s2:Factorofsafety(1.3)(LT170H:40N):Cordpull-resistance(1)N(LTSeries:About1.0N)(NTSeries:None)Note(1)Cordpull-resistancevariesdependingoncordmassandhowtopullit.Usetheanexpectedresistancevalueforcalculation.Ⅲ25[IncaseofLT…CE,LT…LD]●FrictionresistanceofrollingguideFfFf=μ(WL+WT)g[N]However,minimumvalueofFfshallbeasfollows.ForLT100CE:2.5NForLT150CE:5.0NForLT130LD:6.0NForLT170LD:6.0N●ForcefromrunningresistanceFLFL=Ff+Fc[N][IncaseofLT…H]●RunningresistanceFRLT170H:40N●SpeedcoefficientfVTravelingspeedV[m/s]0.5orlessAbove0.5andbelow1.0Above1.0andbelow1.5LT170H11.52.25●ForcefromrunningresistanceFLFL=fV・FR+Fc[N][IncaseofNT38V]●ForcefromrunningresistanceFLFL=0.25N[IncaseofNT55V/NT80V]●ForcefromrunningresistanceFLFL=1.5N[IncaseofNT80XZ]●ForcefromrunningresistanceFLHorizontalaxis:FL=1.5NVerticalaxis:FL=0.5N(2)[IncaseofNT90XZH]●ForcefromrunningresistanceFLHorizontalaxis:FL=2.0NVerticalaxis:FL=2.0N(2)[IncaseofNT88H]●ForcefromrunningresistanceFLFL=0.5NNote(2)Itistheresistancevalueforthestrokeof±5mmfromtheequilibriumpointinthecenterareaofthestrokerange,assumingthespringsystembalancemechanismoftheverticalaxis.Thevaluechangesdependingonthespringmountingpositionorthestrokewidthintheactualcalculation.Pleaseverifyusingtheactualmachine.
| < 
| 
> | 
>>
