东南技术学院机械工程系

1234……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………5l……………………………………………...18l…………………………………...27l………………………………………………………………………………………………………………l………………………………………………………………………………………………678910””111213141516171819…202122234~5kgf/cm²(PositiveDisplacementPump)(Pumpingaction)()24?30~50°C60~65°C(120°C)20~30%20~30%;7Okgf/cm²140kgf/cm²:2l0kgf/cm²25kgf/cm²p.s.i.0~1414~3535~8484~2102100~200200~500500~12001200~30003000()p.s.i.poundsquareinch(lb/in²)(°C)(°C)w/o45~5535~4535~4549~55605050100(1200rpm)l/m6.8,10.2,14.0,20.0,31.043.5,58.3,73.8,87.0()kgf/cm²rpm()kgf/cm²rpm90(70)180090(70)150090(70)150090(70)150085(70)120070(60)1200W/O85(70)120055(55)120026kgf/cm²(ISO)140(300)VG32VG46VG56700(140)VG32VG46VG56250(600)VG83VG100()()()(cavitations)(strainer)(:filterstrainerstrainer)27(Peakfrequency)(((eeexxxttteeerrrnnnaaalllgggeeeaaarrrpppuuummmppp)))(helicalgear)(clearancegroove)28(torchedpump)1V1?V2V3V3?V42Okgf/cm²29()30(bushing)2(portplate)2ep((()))31S(:yokeangle)a20~30°(shoe)(swashplate)32(spool)((()))(Pinole)42(a)(slideblock)180°180°(b)(c)(a)180°180°2(ShaftSeal)((11))33((22))((33))((11))200mmHg((22))(2)((33))((44))((55))((CCoouupplliinngg))()((66))((77))((88))((99))((11))((22))34((11))((22))(())(Kit)((33))(((111)))?(ReliefValve)35::11..(Directtype)(BalancePistontype)22..((RReedduucciinnggVVaallvvee))33..((SSeeqquueenncceeVVaallvvee))(SequenceValve)(SequenceandCheckValve)(UnloadValve)(CounterBalanceValve)44..((PPrreessssuurreeSSwwiittcchh))55..((RReemmootteeCCoonnttrroollVVaallvvee))336:(Chattering)(Knocking):V(4Mpa)V372?222(((222)))38()2;2239(5~1200l/min)(1~3l/min)(0.5~35MPa)()40((11))(a)(b)((22))((33))(a)(b)(c)2((44))(a)(b)41(c)(d)()(e)((55))((11))(1)4((22))(1)3((33))(a)(b)(c)((44))(a)(b)(c)((11))(1)4((22))42(2)3((33))(())(a)(b)((44))(())(a)(b)(LevelGauge)IN()OUT()2ABXBA?BABABBAABBReducingValve((BB))((AA))AB2BAABBAABA43ABAB;B()A(Flow-ControlValve)aRD()DaRDRRa(0.8l/min)(IN?P)(OUT?)R()()(44)()IN()OUT()()IN445:::P1(1)P12121180°11(SequenceandCheckValve)JISJIS1Aa2Bb3Cc4Dd11462221232()2()1(2)A()2ABAA3(((UUUnnnllloooaaadddiiinnngggVVVaaalllvvveee)))47(((CCCooouuunnnttteeerrrBBBaaalllaaannnccceeeVVVaaalllvvveee)))((()))11112114841((11))11((22))221122222((33))1122((44))1122334449()((11))((SSttooppVVaallvvee))()((22))((TThhrroottttlleeVVaallvvee))ABV50((33))((TThhrroottttlleeaannddcchheecckkvvaallvvee))((33))((TThhrroottttlleeaannddcchheecckkvvaallvvee))()??()()()51????1??()()?AA..9052BB..TmVCC..()()DD..AA..()BB..QPQ53CC..3m/secDD..tAH'(Kcal/h)K×A×tK(Kcal/m²h)A(m²)t(C)K9~14??H(H1H2)H'HH'K×A×tt()H÷A×K((OOrriiffiicceeaannddcchhookkee))54()()()AA..P1P2P1P2PcF(Pc)()(Viscosity)BB..(())()()()()()(KnifeEdge)55((MMeetteerriinnggVVaallvvee))AA..1122BB..112233CC..561122(((CCChhheeeccckkkVVVaaalllvvveee)))(Rightangletype)(Inlinetype)(Pilotoperatingtype)(((MMMaaannnuuuaaalllVVVaaalllvvveee)))(Rotarytype)(Slidingspooltype)(((SSSooollleeennnoooiiidddOOOpppeeerrraaatttiiinnngggVVVaaalllvvveee)))(((PPPiiillloootttOOOpppeeerrraaatttiiinnngggVVVaaalllvvveee)))(((DDDeeeccceeellleeerrraaatttiiiooonnnVVVaaalllvvveee)))57(DirectionalValve)3(Spool)PBBAR12(A)(B)2(B)(A)(A)(B)?1PABR3PBAR2AB13PRAB58(BlockCenter)121()(Unload)()()59(((BBBllloooccckkkCCCeeennnttteeerrr)))ABPR()P()(((TTTaaannndddeeemmmCCCeeennnttteeerrr)))ABPPPP(((PPPPPPooorrrtttBBBllloooccckkk)))22P(((OOOpppeeennnCCCeeennnttteeerrr)))PPABR60?PR(((SSSeeemmmiiiOOOpppeeennn)))23(SpringCenter(Notch)()(((SSSooollleeennnoooiiidddVVVaaalllvvveee)))61()(MainSpool)(SubSpool)(((111)))aPPABRPa.()b.62c.d.P?ABB?RbaPBAR(((222)))(HydraulicOperatingValve)(Dog)/()63INOUT(Inlinetype)INOUT(RightAngletype)(Gasket)180°(PuppetValve)(CrackingPressure)IN3.5kgf/cm²5kgf/cm²(ByPass)(((PPPiiillloootttOOOpppeeerrraaatttiiinnngggCCChhheeeccckkkVVVaaalllvvveee)))641221()240~60ININ(Chattering)IN801.652.3.4.5.6.7.?1.2.3.4.5.6.7.1.2.10~153.4.5.6.7.66110V()220VPABRPABRR()()(1kgf/cm²)RDR(RodSeal)67PAA..112233()4455(())lkgf/cm²11682215CC..111522PPP(DecelerationValve)(((IIInnnttteeerrrccchhhaaannngggeee)))69?VU3°~5°30°704/100()(HydraulicActuator)(HydraulicMotors)(Cylinder):((GGeeaarrMMoottoorrss))7114Okg/cm²7Okg/cm²3Okg-m((VVaanneeMMoottoorrss))70~14Okg/cm²5~3OHP3Okg-m((PPlluunnggeerrMMoottoorrss));350kg/cm²6Okg-m2lOkg/cm²15Ookg-m:kg-min-lbft-lb72()Hatchcover73111...222...333...(((DDDrrraaaiiinnn))):::444...555...(OpenCenter)(HydraulicCylinder):::::::74::(Barrel)(Piston)(PistonRod)(Cover)(Packing)(Cushion)::(JISG3433G3445)0.05mmJISB8345(FC2O)(SF40)JISG4051S35C(Cr-Mo)(HeadCover)(RodCover)(SealOil)(Gasket)(Packing)75LALBFAFBTATDTBUUUUCAUCB76AAAiiirrrVVVeeennnttt77111888000(Reducing)(Ram)111(Tacttime)(1)(2)(3)(Kickercylinder)(1)(2)2221¼B90kg/cm²kgf/cm²l/min100178150320052506333(lkgf/cm²1~2)(decompression)1000.5~7sec(Bypass)340Ømm240Ømm(Pilotcheckvalve)798081821.2.3.4.800~2O20~3030~5555~80808333333363336333