2019-05-29
FIG.1showsthevibrationofamulti-diskrotorwitheccentricmass.Iftheinfluenceofgyroforceisignored,thesteady-stateresponsecausedbyunbalancedvibrationforcecanbecalculatedbyusingthesingle-degree-of-freedomfor
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Commonly used problem of dynamic balance(on)
2019-05-30
(a)howtoselecteffectivebalanceprecision?Usuallymarkedas:theunbalanceresidualamountshallbelessthanXXXg.Mm(org.Cm)onthespecifiedtwoplanes?Itmayalsobeindicatedasacenterofgravityoffsetofxxmm(b)arethereany
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Common dynamic balance problem (middle)
2019-05-30
(4)whatarethetypesofrotor?1,rigidinstallationofMarinedieselenginedriveshaft.2,rigidinstallationoflargeandmedium-sizedfour-strokeenginedriveshaft.3,rigidlyinstalledhigh-speedfour-cylinderdieselenginedr
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Commonly used dynamic balance problem (second)
2019-05-30
(7)isstaticbalanceandflexiblerotorbalanceabasicconceptfromthebasictheory?Staticbalanceandgeneraldynamicbalanceareassumedtobeidealrigidityofthebalancedrotor,thatis,underwhatconditionsdoestherotorhavein
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Fault judgment of common abnormal phenomena of balancing machine
2019-05-31
1,thevastmajorityofdynamicbalancingmachinedetectionsystemhasthe"self-check"function,thisfunctioncandetectwhetherthemeasurementsystemitselfisnormal.Thekeycorrespondingtothe"self-check"functionmaybemark
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Fault diagnosis of dynamic balancing machine
2019-05-31
1.Firstbalancetherotortothemaximumprecisionthatcanbeachieved,andthenpreparearemovablecounterweightblock30~50timeshigherthanresidualunbalanceoftherotor(accordingtothefollowingprocess:thecounterweightbl
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