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SRL3 Rodless cylinder - CKD

SRL3 Rodless cylinder - CKD

SRL3 Rodless cylinder - CKD

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Confirm the composite moment (MT) with coefficient G found at STEP-3.ApplicationsColliding objectequivalentweightMe (kg)EnergyE(J)M1 + M1i x G = (N · m)M2 = (N · m)M3 + M3i x G = (N · m)W = (N)M1 + M1i x G M2 M3 + M3i x GMT = + + +M1max. M2max. M3max.MT 1Determining bore sizeConfirm cushion performanceConfirmation of cushion performanceE = 1 x m x Vm 22E : Kinetic energy at workpiece final end (J)m : Load weight (kg)Vm : Piston rush-into the cushion speed (m/s)SymbolE : Colliding energy JMe : Colliding object equivalent weightm : Weight of workpiece kgF : Cylinder thrust NV : Colliding speed (m/s)St : Shock absorber stroke (m)g : Gravity acceleration 9.8 (m/s 2 )WWmax.(*Refer to the on STEP1.)Confirming allowable colliding energy of shock absorberCalculate colliding energy E and weight equivalent tocolliding object Me according to the formula on the tablebelow, and confirm if Me should not be greater than theallowable values of Fig.4 and also table 4.Allowable value of weight equivalent to colliding objectMe and colliding energy E may vary depending oncolliding speed.The allowable absorption energy differs according tothe collision speed, so if the collision speed is2000mm/s, make sure that one-third of the maximumabsorption energy shown in Table 4 is not exceeded.When the collision speed is 1000mm/s, make sure thatone-half of the maximum absorption energy is notexceeded.Horizontal movement Moving downward Moving upwardVmMe =2 x EV 2Me =2 x EV 2E =mV2 + F/St2E = mV 22+ (F + mg)/St E =mV 2+ (F-mg)/St2mVkgMe =mV2 x EV 2(Table 4) Allowable energy absorption of <strong>SRL3</strong> (Eo)Bore size(mm)Integrated air cushion(J)Shock absorber(J)ø120.032.4ø160.222.4ø200.595.7ø251.4010.0ø322.5718.0ø404.2750.0ø509.1386.0ø6317.486.0ø8033.0143.0ø10057.0143.0(Fig.4) Allowable value of weight equivalent to colliding object(kg) MeColliding object equivalent weightVp-Me characteristics (colliding speed-colliding object equivalent weight)1000000100000100001000100101NCK-0.10.10.01 0.05 0.1 1 3Colliding speed (m/s) Vp<strong>SRL3</strong> SeriesSelection guideNCK-20NCK-12NCK-7NCK-2.6NCK-1.2NCK-0.7NCK-0.3Model no.NCK-00-0.3-CNCK-00-0.3-CNCK-00-0.7-CNCK-00-1.2NCK-00-2.6NCK-00-7NCK-00-12NCK-00-12NCK-00-20NCK-00-202077SCP*2CMK2CMA2SCMSCGSCA2SCSCKV2CA/OV2SSDCATMDC2MVCSMD2MSD*FC*STKULK*JSK/M2JSGJSC3USSDUSCJSB3LMBSTGSTS LLCSLCGLCMLCTLCYSTR2UCA2HCMHCA<strong>SRL3</strong>SRG3SRM3SRT3MRL2MRG2SM-25CAC4UCAC2RCC2MFCSHCGLCEnding<strong>Rodless</strong> type<strong>Rodless</strong> <strong>cylinder</strong>

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