Kev xaiv, kev ua, thiab kev teeb tsa ntawm hydraulic steel kav

Nrog rau txoj kev loj hlob ntawm hydraulic technology, yuav ua li cas kom raug xaiv, txheej txheem, thiab npajhydraulic steel kavua kom cov tshuab hydraulic ua haujlwm ntau zog-npaum, txhim khu kev qha, thiab muaj lub neej ntev dua.

Ikev taw qhia

Nrog rau txoj kev loj hlob ntawm hydraulic technology, yuav ua li cas kom raug xaiv, txheej txheem, thiab npajhydraulic steel kavua kom cov tshuab hydraulic ua haujlwm ntau zog-npaum, txhim khu kev qha, thiab muaj lub neej ntev dua tau dhau los ua cov ntsiab lus tshawb fawb rau hydraulic system tsim.Kab lus no tham txog kev xaiv, ua, thiab kev teeb tsa ntawm hydraulic steel kav.

YeebSkev xaiv tsa

Kev xaiv cov kav dej yuav tsum yog nyob ntawm qhov system siab, ntws tus nqi, thiab qhov xwm txheej siv.Nws yog ib qho tsim nyog yuav tsum tau them sai sai rau seb lub zog ntawm cov yeeb nkab puas txaus, seb cov yeeb nkab txoj kab uas hla thiab cov phab ntsa tuab ua tau raws li qhov yuav tsum tau ua, thiab seb lub phab ntsa sab hauv ntawm cov yeeb nkab steel yuav tsum du, tsis muaj xeb, oxide tawv, thiab lwm yam tsis xws luag.Yog tias cov xwm txheej hauv qab no pom tias siv tsis tau: cov phab ntsa sab hauv thiab sab nrauv ntawm cov yeeb nkab tau raug corroded loj heev;Qhov tob ntawm khawb ntawm cov yeeb nkab lub cev yog ntau tshaj 10% ntawm phab ntsa thickness;Qhov saum npoo ntawm cov yeeb nkab lub cev yog recessed rau ntau tshaj 20% ntawm cov yeeb nkab txoj kab uas hla;Cov phab ntsa tsis sib xws thiab pom tseeb ovality ntawm cov yeeb nkab seem.Seamless steel kav feem ntau yog siv rau cov kav dej hauv nruab nrab thiab siab siab, uas tau siv dav hauv cov tshuab hydraulic vim lawv qhov zoo xws li lub zog siab, tus nqi qis, thiab kev yooj yim ntawm kev ua tiav kev sib txuas tsis pub dawb.Ordinary hydraulic systems feem ntau siv cov yeeb nkab uas tsis tshua muaj carbon steel seamless ntawm qhov ntau thiab tsawg 10, 15, thiab 20, uas tuaj yeem ntseeg tau welded rau ntau yam qauv yeeb nkab fittings thaum lub sij hawm piping.Hydraulic servo systems feem ntau siv cov kav hlau tsis muaj steel zoo tib yam, uas yog corrosion-resistant, muaj du sab hauv thiab sab nrauv, thiab muaj qhov ntev, tab sis lawv cov nqi kuj siab.

Kev ua yeeb nkab

Kev ua cov kav dej feem ntau suav nrog kev txiav, khoov, vuam, thiab lwm yam khoom.Kev ua haujlwm zoo ntawm cov kav dej muaj qhov cuam tshuam loj rau qhov tsis muaj ntawm cov kav dej thiab muaj feem cuam tshuam rau kev ua haujlwm txhim khu kev qha ntawm hydraulic system.Yog li ntawd, txoj kev tshawb fawb thiab tsim nyog yuav tsum tau txais kev pom zoo los xyuas kom meej qhov ua tau zoo.

1) Txiav cov kav dej

Cov kav dej ntawm lub tshuab hydraulic uas muaj txoj kab uas hla hauv qab 50mm tuaj yeem txiav tau siv lub tshuab sib tsoo lub cav, thaum cov kav dej uas muaj txoj kab uas hla saum 50mm feem ntau txiav siv cov cuab yeej siv tshuab, xws li cov cuab yeej siv tshuab tshwj xeeb.Kev tuav vuam thiab oxygen txiav txoj kev raug txwv nruj, thiab phau ntawv sawing raug tso cai thaum muaj xwm txheej tso cai.Lub ntsej muag kawg ntawm cov yeeb nkab txiav yuav tsum tau khaws cia rau perpendicular mus rau axial centerline kom ntau li ntau tau, thiab txiav nto ntawm cov yeeb nkab yuav tsum tiaj tus thiab tsis muaj burrs, oxide daim tawv nqaij, slag, thiab lwm yam.

2) Khoov ntawm cov kav dej

Cov txheej txheem khoov ntawm cov kav dej yog qhov zoo dua los ntawm kev siv tshuab lossis hydraulic yeeb nkab dabtsi yog khoov tshuab.Feem ntau, cov kav dej uas muaj txoj kab uas hla ntawm 38mm thiab hauv qab yog txias khoov.Siv cov yeeb nkab dabtsi yog khoov tshuab los khoov cov kav dej hauv lub xeev txias tuaj yeem zam kev tsim cov oxide ntawm daim tawv nqaij thiab cuam tshuam rau qhov zoo ntawm cov kav dej.Kub dabtsi yog khoov tsis pub thaum lub sij hawm tsim cov kav dej khoov, thiab cov yeeb nkab fittings xws li lub luj tshib tuaj yeem siv los hloov, xws li deformation, thinning ntawm cov yeeb nkab phab ntsa, thiab tiam ntawm oxide daim tawv nqaij yog nquag tshwm sim thaum kub dabtsi yog khoov.dabtsi yog khoov kav yuav tsum xav txog qhov dabtsi yog khoov vojvoog.Thaum lub vojvoog dabtsi yog khoov me me dhau, nws tuaj yeem ua rau muaj kev ntxhov siab hauv cov raj xa dej thiab txo nws lub zog.Lub vojvoog ntawm qhov khoov yuav tsum tsis txhob tsawg dua 3 npaug ntawm txoj kab uas hla ntawm cov yeeb nkab.Qhov siab dua qhov ua haujlwm siab ntawm cov raj xa dej, qhov loj dua nws txoj kab nkhaus yuav tsum yog.Lub ellipticity ntawm cov yeeb nkab khoov tom qab kev tsim khoom yuav tsum tsis txhob ntau tshaj 8%, thiab qhov sib txawv ntawm lub kaum sab xis yuav tsum tsis pub tshaj ± 1.5mm / m.

3) Kev vuam ntawm cov kav dej thiab cov kav dej hydraulic feem ntau ua tiav hauv peb kauj ruam:

(1) Ua ntej vuam cov yeeb nkab, qhov kawg ntawm cov yeeb nkab yuav tsum tau beveled.Thaum lub vuam zawj me dhau lawm, nws tuaj yeem ua rau cov yeeb nkab phab ntsa tsis tuaj yeem ua tiav, ua rau lub vuam tsis txaus ntawm cov kav dej;Thaum cov zawj loj dhau lawm, nws tuaj yeem ua rau muaj qhov tsis xws luag xws li cov kab nrib pleb, slag inclusions, thiab tsis sib xws welds.Lub kaum sab xis ntawm qhov zawj yuav tsum tau ua raws li cov hom vuam uas muaj txiaj ntsig zoo raws li lub teb chaws tus qauv yuav tsum tau ua.Beveling tshuab yuav tsum tau siv rau kev ua groove zoo dua.Cov txheej txheem txiav tshuab yog kev lag luam, ua haujlwm tau zoo, yooj yim, thiab tuaj yeem ua kom muaj kev ua haujlwm zoo.Kev sib tsoo log sib tsoo thiab beveling yuav tsum zam kom deb li deb tau.

(2) Kev xaiv cov txheej txheem vuam yog ib qho tseem ceeb ntawm kev tsim cov kav dej kom zoo thiab yuav tsum muaj nuj nqis heev.Tam sim no, phau ntawv arc vuam thiab argon arc vuam yog dav siv.Ntawm lawv, argon arc vuam yog tsim rau hydraulic pipeline vuam.Nws muaj qhov zoo ntawm kev sib txuas zoo zoo, du thiab zoo nkauj weld nto, tsis muaj vuam slag, tsis muaj oxidation ntawm weld junction, thiab siab vuam efficiency.Lwm txoj kev vuam tuaj yeem yooj yim ua rau vuam slag nkag mus rau hauv cov yeeb nkab lossis tsim kom muaj ntau qhov oxide nplai ntawm cov phab ntsa sab hauv ntawm cov vuam sib txuas, uas yog qhov nyuaj rau tshem tawm.Yog tias lub sijhawm tsim kho luv luv thiab muaj ob peb argon arc vuam, nws tuaj yeem txiav txim siab siv argon arc vuam rau ib txheej (rov qab) thiab hluav taws xob vuam rau ob txheej, uas tsis tsuas yog ua kom zoo tab sis kuj txhim kho kev tsim kho.

(3) Tom qab vuam kav, kev tshuaj xyuas qhov zoo ntawm vuam yuav tsum tau ua.Cov khoom tshuaj ntsuam xyuas muaj xws li: seb puas muaj cov kab nrib pleb, suav nrog, qhov pores, ntau heev tom, txaws, thiab lwm yam tshwm sim nyob ib ncig ntawm lub vuam seam;Xyuas seb cov hlaws hlaws puas zoo huv si, seb puas muaj kev sib raug zoo, seb lub puab sab hauv thiab sab nrauv puas yog protruding, thiab seb lub npoo sab nrauv puas los yog tsis muaj zog thaum lub sij hawm ua cov yeeb nkab phab ntsa..

Kev txhim kho cov kav dej

Hydraulic pipeline installation feem ntau yog nqa tawm tom qab kev teeb tsa ntawm cov khoom sib txuas thiab cov khoom siv hydraulic.Ua ntej tso cov raj xa dej, nws yuav tsum ua tib zoo paub txog tus kheej nrog txoj kev npaj kav dej, qhia meej txog qhov kev txiav txim, qhov sib nrug, thiab kev taw qhia ntawm txhua lub raj xa dej, txiav txim siab txoj haujlwm ntawm li qub, pob qij txha, flanges, thiab cov yeeb nkab clamps, thiab kos thiab nrhiav lawv.

1) Txhim kho cov yeeb nkab clamps

Lub hauv paus phaj ntawm cov yeeb nkab clamp yog feem ntau welded ncaj qha los yog los ntawm cov brackets xws li lub kaum sab xis steel rau cov khoom siv, los yog tsau nrog expansion bolts ntawm cov pob zeb ua vaj tse los yog phab ntsa sab brackets.Qhov kev ncua deb ntawm cov yeeb nkab clamps yuav tsum tsim nyog.Yog tias nws tsawg dhau, nws yuav ua rau khib nyiab.Yog tias nws loj heev, nws yuav ua rau muaj kev vibration.Ntawm cov ces kaum sab xis, yuav tsum muaj ib lub yeeb nkab clamp ntawm txhua sab.

2) Cov kav dej tso

Cov ntsiab cai dav dav rau kev tso cov raj xa dej yog:

(1) Cov kav dej yuav tsum tau teem rau kab rov tav lossis ntsug kom ntau li ntau tau, ua tib zoo saib xyuas kom zoo thiab sib xws kom tsis txhob hla cov kav dej;Ib qho kev ncua deb yuav tsum tau khaws cia nruab nrab ntawm cov phab ntsa ntawm ob qho tib si los yog cov kav dej sib txuas;

(2) Cov kav dej loj lossis cov kav dej nyob ze rau sab hauv ntawm cov kav dej yuav tsum tau ua ntej rau kev tso;

(3) Cov yeeb nkab txuas nrog cov yeeb nkab sib txuas lossis flange yuav tsum yog cov yeeb nkab ncaj, thiab cov axis ntawm cov yeeb nkab ncaj no yuav tsum sib haum nrog cov axis ntawm cov yeeb nkab sib txuas lossis flange, thiab qhov ntev yuav tsum ntau dua lossis sib npaug li 2 npaug ntawm cov yeeb nkab. txoj kab uas hla;

(4) Qhov kev ncua deb ntawm cov phab ntsa sab nrauv ntawm cov kav dej thiab cov ntug ntawm cov kav dej uas nyob ib sab yuav tsum tsis pub tsawg dua 10 hli;Lub flanges lossis cov koom haum ntawm tib kab ntawm cov kav dej yuav tsum tau staggered los ntawm ntau tshaj 100mm;Qhov sib koom ua ke ntawm cov kav dej ntawm phab ntsa yuav tsum yog tsawg kawg 0.8m deb ntawm phab ntsa;

(5) Thaum tso ib pawg ntawm cov kav dej, ob txoj hauv kev feem ntau yog siv ntawm lem: 90 ° thiab 45 °;

(6) Tag nrho cov kav dej yuav tsum tau ua kom luv li sai tau, nrog ob peb lem, kev hloov pauv, txo qis nce thiab nqis khoov, thiab xyuas kom zoo thermal expansion ntawm cov kav dej.Qhov ntev ntawm lub raj xa dej yuav tsum xyuas kom muaj kev sib cais dawb thiab sib dhos ntawm cov pob qij txha thiab cov khoom siv tsis muaj kev cuam tshuam rau lwm cov kav dej;

(7) Lub raj xa dej tso txoj haujlwm lossis qhov chaw tsim kho yuav tsum yooj yim rau cov yeeb nkab txuas thiab kev saib xyuas, thiab cov kav dej yuav tsum nyob ze rau cov khoom siv kho cov yeeb nkab clamp;Lub raj xa dej yuav tsum tsis txhob ncaj qha mus rau lub bracket;

(8) Thaum lub sij hawm cuam tshuam ntawm cov yeeb nkab installation, tag nrho cov yeeb nkab orifice yuav tsum nruj nreem kaw.Thaum lub sij hawm installation ntawm lub kav dej, yuav tsum tsis txhob muaj xuab zeb, oxide nplai, seem hlau thiab lwm yam av nkag mus rau hauv cov kav dej;Tsis txhob tshem tawm tag nrho cov raj xa dej tiv thaiv ua ntej kev teeb tsa, vim tias nws tuaj yeem ua rau cov kav dej tsis huv.

Xaus

Lub tshuab hydraulic yog tsim los ntawm ntau yam hydraulic Cheebtsam uas muaj cov organic txuas nrog los ntawm cov kav dej, cov yeeb nkab txuas, thiab cov roj hluav taws xob.Muaj ntau qhov txuas steel kav siv nyob rau hauv hydraulic system.Thaum cov kav dej no puas thiab xau, lawv tuaj yeem ua paug ib puag ncig yooj yim, cuam tshuam rau kev ua haujlwm ntawm lub cev, thiab txawm tias muaj kev nyab xeeb.Kev xaiv, kev ua, thiab kev teeb tsa ntawm cov kav dej hydraulic yog ib kauj ruam tseem ceeb hauv kev hloov cov khoom siv hydraulic.Mastering cov txheej txheem kom raug yuav muaj txiaj ntsig zoo rau kev ua haujlwm ruaj khov ntawm hydraulic system.