Q입니다.InDynamicBalancingdoweneedtosupportthecomponentonthe
machineinthesamelocationasinassembly?
1.Yesitisnecessarytosupportthecomponentbeingbalancedatthe
sameornearaboutofthebearingsupportsforproperresults입니다.
Dynamicbalancingisaforcebalancingandcouplebalancing
Operation.Thecoupleistheproductofforceandthedistanceto
thepointofsupport입니다. Soitisessentialthatthereallifeconditionsare
replicatedonthebalancingmachines입니다.
Q입니다.InDynamicBalancingMachinedoweneedtorunthecomponent
beingbalancedtooperatingspeed/servicespeed?
1.Usingadynamicbalancingmachinewemeasuretheunbalancein
theunitsofgrammillimeter입니다. Thequalityandsensitivityofbalancing
Machinedecidesthespeedatwhichyoucanbalancea
Component.InmodernhardBearingdynamicbalancingMachines
Engineersareabletomeasuretheunbalanceatrelativelylower
Speeds.Theunbalancecorrectionseffectedarevalidformostof
Theservicespeedrequirementsofrigidrotors.RefertotheISO
1940standardstodeterminetheresidualunbalancepermittedin
rigidrotors입니다.
Q입니다. Whatarerigidrotors?
1.Therotorswhichdonotchangeshapewhenspeedofrotation
증가, ortheoneswhichdonotoperateatresonantfrequency,
areclassifiedasrigidrotors입니다.
Q입니다.Whatareflexiblerotors?
1.Flexiblerotorsarerotorswhichoperateneartheirresonant
주파수입니다. Thisrunningofmotorgeneratesveryslightdeformation
oftherotor입니다. Flexiblerotorsneedtobebalancedathigherspeeds
andalsoneartheirservicespeeds입니다. 왔었어요, insitubalancingis
requiredtoachievedesiredresults입니다.
Q입니다.Whataresoftbearingdynamicbalancingmachinesandhard
bearingdynamicbalancingmachines?
1.Fewdecadesback, whenbalancingmachineswereintroduced는
cradleonwhichtherollersweresupportedneededtobemovedto
measurethevibrationlevelsduetounbalance입니다. Withtheadventof
technologyandintroductionofquartztransducerstomeasureforce,
itisnolongerrequiredforthecradlestooscillatetomeasure
진동입니다.
Themachineswhichcontinuedtohaveoscillatingcradlesand
electrodynamicpicupstomeasurevibrationwereclassifiedassoft
bearingmachines입니다.
Themachineswhichhadrigidcradlesdevoidofanymovementand
measureforceusingpiezoorotherpicupsareclassifiedashard
bearingdynamicbalancingmachines입니다.
Thebasicdesignphilosophyofhardbearingdynamicbalancing
machinesismeasuringforceandtheadvancementof
computationalmathematicsusingmicroprocessorshasenabled
introductionofbalancingmachineswhosecalibrationsarevalidfor
thecompleterangeofspeeds, weightsandqualityrequirements
Thealgorithmusedfacilitatespermanentcalibrationandhostof
otherfeaturesfordaytodayuseandextremereliability입니다.
