Dab tsi yog cov kauj ruam ua haujlwm ntawm hydraulic yeeb nkab vuam tshuab?

1. Kev npaj ua ntej vuam
1. Cov khoom siv tshuaj xyuas
Txheeb xyuas qhov zoo ntawm lub tshuab vuam: Tshawb xyuas seb qhov zoo ntawm lub tshuab vuam puas puas, xws li lub plhaub puas tawg lossis deformed, seb lub taub hau vuam puas xoob lossis puas, thiab lwm yam.
Txheeb xyuas cov kab hluav taws xob: xyuas seb cov hlua hluav taws xob puas zoo, seb lub ntsaws puas tuaj yeem tso rau hauv lub qhov (socket) ib txwm muaj thiab muaj kev sib cuag zoo. Qhib lub hwj chim hloov ntawm lub tshuab vuam, xyuas seb lub hwj chim taw qhia lub teeb yog nyob rau, thiab saib seb puas muaj lub suab txawv txav lossis tsis hnov ​​tsw hauv lub tshuab vuam. Yog tias pom muaj teeb meem hluav taws xob, nres siv tam sim ntawd thiab kho nws.
Txheeb xyuas qhov kev tiv thaiv roj (yog tias nws yog gas shielded vuam):
Xyuas seb lub siab ntawm lub tog raj kheej roj puas txaus. Feem ntau, lub siab ntawm argon roj lub tog raj kheej yuav tsum tsis txhob qis dua qhov ua haujlwm siab tshaj plaws (feem ntau yog 0.5-1MPa).
Tshawb xyuas seb lub siab txo valve puas ua haujlwm zoo, seb lub pob qhov hloov kho puas hloov tau, thiab kho qhov tso zis siab ntawm lub siab txo valve mus rau qhov tsim nyog (feem ntau 0.2-0.4MPa raws li qhov vuam txheej txheem yuav tsum).
Xyuas seb qhov kev nyeem ntawv ntawm lub ntsuas dej puas yog qhov tseeb thiab seb cov yeeb nkab roj puas puas lossis xau. Koj tuaj yeem tshawb xyuas seb puas muaj cov dej xau los ntawm kev siv cov tshuaj xab npum rau hauv cov yeeb nkab cua thiab lwm qhov chaw. Yog tias npuas tsim tawm, nws txhais tau tias xau.
Xyuas seb lub nozzle ntawm cov roj shielded vuam yog thaiv los yog puas. Yog tias nws raug thaiv, nws yuav tsum tau ntxuav nrog cov cuab yeej tshwj xeeb. Lub nozzle puas yuav tsum tau hloov nyob rau hauv lub sij hawm.
Txheeb xyuas qhov system clamp:
Xyuas seb lub clamping mechanism ntawm qhov ruaj khov clamp thiab txav tau clamp (yog tias muaj) hloov tau thiab tuaj yeem clamp thiab loosen cov yeeb nkab hydraulic ib txwm. Los ntawm kev kho tus kov los yog pob qhov rooj ntawm lub clamp, sim seb lub clamping quab yuam zoo li cas thiab tuaj yeem ua tau raws li qhov xav tau ntawm cov kav dej hydraulic ntawm cov kab sib txawv.
Xyuas seb qhov chaw ntawm lub clamp yog qhov tseeb, xyuas kom meej tias cov yeeb nkab hydraulic tuaj yeem raug muab tso rau hauv lub clamp, thiab xyuas kom meej tias cov axis ntawm cov yeeb nkab yog ua raws li cov vuam zoo.
2. Kev npaj thiab tu cov khoom
Kev tshuaj xyuas cov yeeb nkab: Paub meej tias cov khoom siv thiab cov lus qhia tshwj xeeb (pib txoj kab uas hla, phab ntsa tuab, thiab lwm yam) ntawm cov yeeb nkab hydraulic ua tau raws li qhov xav tau ntawm vuam, thiab xyuas seb puas muaj cov teeb meem pom tseeb ntawm cov yeeb nkab, xws li tawg, xuab zeb qhov, thiab lwm yam. . Cov kav dej uas tsis ua raws li qhov yuav tsum tau hloov.
Cov kav dej ntxuav:
Tshem cov roj stains los ntawm vuam qhov chaw ntawm cov yeeb nkab hydraulic, thiab so lawv nrog cov kuab tshuaj organic (xws li acetone, cawv, thiab lwm yam). Muab ib daim ntaub huv huv hauv qhov tsim nyog ntawm cov kuab tshuaj organic thiab maj mam so qhov chaw vuam kom txog thaum cov roj stains raug tshem tawm tag nrho.
Txhawm rau tshem tawm xeb thiab nplai, ntawv xuab zeb, hlau txhuam thiab lwm yam cuab yeej siv tau rau kev sib tsoo. Thaum sib tsoo, xyuam xim rau cov quab yuam kom ua rau cov hlau ntawm qhov chaw vuam ci ntsa iab, thiab tsis txhob sib tsoo ntau dhau kom txo cov phab ntsa thickness ntawm cov yeeb nkab.
Cov yeeb nkab uas huv huv yuav tsum tau welded sai li sai tau kom tsis txhob rov kis kab mob. Yog tias vuam tsis tuaj yeem ua tiav tam sim ntawd, kev tiv thaiv yuav tsum tau ua, xws li npog nrog cov yas zaj duab xis.
3. Welding parameter teeb tsa
Txiav txim siab cov txheej txheem vuam: Raws li cov khoom siv, phab ntsa tuab thiab siv cov yeeb nkab hydraulic, xaiv cov txheej txheem vuam tsim nyog, xws li TIG vuam (tungsten inert gas shielded vuam), MIG vuam (molten inert gas shielded vuam), thiab lwm yam. Cov txheej txheem vuam sib txawv yuav tsum muaj qhov sib txawv.
Teem welding parameter:
Tam sim no thiab voltage (arc vuam): Rau TIG vuam, teem ib tug haum vuam tam sim no raws li phab ntsa thickness thiab cov khoom ntawm cov yeeb nkab. Feem ntau, rau cov kav dej hydraulic nrog phab ntsa tuab ntawm 1-3mm, qhov vuam tam sim no tuaj yeem teem caij nruab nrab ntawm 80-150A. Rau MIG vuam, ntxiv rau qhov tam sim no, qhov vuam voltage kuj yuav tsum tau teeb tsa. Qhov tam sim no thiab qhov hluav taws xob yuav tsum sib haum rau ib leeg kom muaj kev ruaj ntseg ntawm cov txheej txheem vuam thiab qhov zoo ntawm cov vuam. Koj tuaj yeem xa mus rau phau ntawv welding txheej txheem los yog ua qhov kev sim vuam los txiav txim qhov zoo tshaj plaws parameter nqis.
Vuam ceev: Lub vuam ceev cuam tshuam rau kev tsim thiab zoo ntawm vuam. Feem ntau hais lus, kev sib tsoo ceev dhau yuav ua rau muaj qhov tsis xws li vuam tsis txaus thiab tsis muaj fusion, thaum qeeb qeeb qeeb yuav ua rau lub vuam dav dhau thiab kub dhau. Raws li txoj kab uas hla thiab phab ntsa thickness ntawm cov yeeb nkab, qhov vuam ceev yuav tsum tau teem kom tsim nyog, feem ntau ntawm 5-15cm/min.
Hlau pub ceev (MIG welding): Yog tias nws yog MIG vuam, cov hlau pub ceev yuav tsum tau teem raws li txoj kab uas hla ntawm vuam hlau thiab vuam tam sim no. Cov hlau pub ceev yuav tsum tau yoog raws li qhov vuam tam sim no kom ntseeg tau tias cov vuam hlau tuaj yeem sau rau hauv lub pas dej molten raws sijhawm thiab ruaj khov. Nws tuaj yeem raug teeb tsa los ntawm kev kho cov hlau pub ceev pob qhov rooj ntawm cov hlau pub mis, thiab cov xaim pub ceev tuaj yeem hloov kho los ntawm kev soj ntsuam cov vuam tsim thaum lub sij hawm sim vuam txheej txheem.
Gas flow (gas shielded welding): Rau gas shielded welding, nws yog ib qho tseem ceeb rau kev teeb tsa qhov tsim nyog shielding gas flow. Kev tiv thaiv argon ua piv txwv, tus nqi ntws dav dav tau teeb tsa nruab nrab ntawm 8-15L / min los xyuas kom meej tias thaj chaw vuam tuaj yeem ua tau zoo los ntawm cov roj tiv thaiv kom tsis txhob muaj cua nkag mus rau hauv lub pas dej molten thiab cuam tshuam rau qhov zoo ntawm cov khoom siv. vuam.
2. Vuam txheej txheem
1. Kev kho cov yeeb nkab thiab qhov chaw
Muab cov kav dej huv huv hauv lub kaw lus clamp, kho lub zog clamping ntawm lub clamp raws li cov yeeb nkab txoj kab uas hla ntawm cov yeeb nkab, thiab kho cov yeeb nkab kom ruaj khov ntawm qhov chaw ua haujlwm. Los ntawm kev tso cov cuab yeej ntawm lub clamp, xyuas kom meej tias cov axes ntawm ob lub kav dej hydraulic yuav tsum tau welded, thiab cov khoom siv vuam yog nruj nruj (yog tias nws yog pob tw vuam) lossis hauv txoj haujlwm vuam tsim nyog (xws li lwm cov ntaub ntawv vuam xws li raws li qhov (socket welding).
2. Kev tiv thaiv roj (gas shielded vuam)
Yog tias nws yog gas shielded welding, qhib lub tog raj kheej roj valve ua ntej pib vuam, kho lub siab txo valve kom stabilize cov zis siab ntawm tus nqi teev, thiab tom qab ntawd tig rau cov roj ntws ntsuas los kho cov roj ntws mus rau tus nqi preset. Saib xyuas cov roj txau ntawm lub nozzle kom ntseeg tau tias cov roj tuaj yeem sib npaug ntawm qhov chaw vuam kom tsim tau qhov chaw tiv thaiv zoo.
3. Pib vuam
TIG welding lag luam: Nias lub pob pib ntawm lub vuam fais fab, nqa lub tungsten electrode (electrode) ze rau qhov vuam ib feem ntawm cov yeeb nkab hydraulic, thiab tsim ib qho arc ntawm tungsten electrode thiab cov yeeb nkab. Tuav qhov ntev arc tsim nyog (feem ntau yog 2-4mm), thiab txav lub taub hau vuam raws qhov vuam raws li cov txheej txheem vuam ceev kom lub pas dej molten txav mus rau qhov sib npaug. Thaum lub sij hawm vuam txheej txheem, xyuam xim rau lub xeev ntawm lub molten pas dej ua ke, uas yuav tsum tau kaj, meej, thiab me ntsis loj. Yog tias lub pas dej molten me dhau, nws yuav yog qhov vuam tam sim no tsis txaus; Yog tias lub pas dej molten loj dhau thiab tsis ruaj khov, nws yuav yog qhov tam sim no loj dhau los yog qhov vuam ceev nrawm dhau.
MIG welding lag luam: Tom qab pib lub vuam fais fab, lub tshuab pub hlau pib pub cov hlau, thiab cov vuam hlau melts nyob rau hauv qhov kub ntawm lub arc thiab puv lub pas dej ua ke. Zoo ib yam li TIG welding, nws yog ib qho tsim nyog yuav tsum muaj qhov tsim nyog arc ntev thiab vuam ceev, thiab ua tib zoo saib xyuas cov khoom siv hlau los xyuas kom meej tias cov vuam hlau tuaj yeem ua tau zoo noj rau hauv lub pas dej molten kom tsis txhob muaj kev cuam tshuam ntawm cov xaim pub, luv luv ntawm lub welding. vuam hlau thiab cov yeeb nkab, thiab lwm yam.
4. Kev ceev faj thaum lub sijhawm ua haujlwm vuam
Ua haujlwm ruaj khov: Thaum lub sij hawm vuam, tus neeg teb xov tooj txhais tes yuav tsum ruaj khov kom tsis txhob tuav lub taub hau vuam kom ntseeg tau cov kab thiab qhov sib xws ntawm cov vuam. Yog hais tias nws yog tsim nyog los welding ib tug ntev hydraulic yeeb nkab los yog ua circumferential welding, kev khiav hauj lwm posture yuav tsum tau hloov kho kom haum los yog txav clamp ntawm lub vuam tshuab (yog tias muaj) yuav siv tau mus smoothly txav cov yeeb nkab los xyuas kom meej lub welding txuas ntxiv.
Ua tib zoo soj ntsuam qhov kev tsim cov vuam: Ua tib zoo saib xyuas qhov sib txuas, nrog rau qhov dav, qhov siab tshaj, thiab qhov tob tob ntawm qhov vuam. Qhov dav vuam yuav tsum tsis sib xws thiab zoo ib yam, qhov siab tshaj yuav tsum yog nruab nrab (feem ntau tsis pub tshaj 10% ntawm cov yeeb nkab phab ntsa thickness), thiab qhov tob tob tob yuav tsum ua kom tau raws li qhov yuav tsum tau ua kom ntseeg tau tias lub zog thiab kev sib khi ntawm vuam. Yog tias pom tias qhov kev tsim cov vuam tsis ua raws li qhov yuav tsum tau ua, xws li qhov tsis xws luag xws li qhov pores, undercuts, thiab tsis muaj fusion, vuam yuav tsum tau nres nyob rau hauv lub sij hawm, lub vuam tsis yuav tsum tau kho, los yog cov khoom thiab cov yeeb nkab tej yam kev mob yuav tsum tau. raug kuaj thiab rov welded.
Ua tib zoo saib xyuas qhov kev tiv thaiv roj (gas shielded welding): Thaum lub sij hawm vuam, nco ntsoov ua tib zoo saib xyuas cov roj tiv thaiv. Yog tias cov roj ntws tsis ruaj khov, lub nozzle raug thaiv, lossis cov roj thaiv kev tiv thaiv tsis txaus, qhov vuam yuav tsum tau nres tam sim ntawd, thiab qhov teeb meem yuav tsum tau kuaj xyuas thiab daws ua ntej txuas ntxiv vuam. Tsis txaus shielding roj yuav ua rau lub vuam yuav oxidized, cuam tshuam rau vuam zoo.
3. Kev ua haujlwm tom qab vuam
1. Tshem tawm cov khoom siv
Tshem tawm lub vuam fais fab: Tom qab vuam tiav lawm, tso lub pob ua haujlwm ntawm lub tshuab vuam lub taub hau (xws li lub qhov hloov ntawm lub vuam phom), ces tua lub vuam fais fab thiab txiav tawm lub hwj chim.
Kaw lub qhov hluav taws xob tiv thaiv hluav taws xob (gas shielding welding): Kaw lub valve ntawm cov roj ntws ntsuas, nres cov khoom siv hluav taws xob tiv thaiv, thiab tom qab ntawd kaw lub tog raj kheej roj. Tso lub siab ntawm lub siab txo qhov ntsuas los tiv thaiv cov khoom siv thiab ua kom muaj kev nyab xeeb.
2. Txias thiab tshuaj xyuas
Cov kav dej txias: Cia cov welded hydraulic yeeb nkab txias ib txwm nyob rau hauv lub fixture kom tsis txhob cuam tshuam los ntawm sab nraud rog. Lub sijhawm txias yog nyob ntawm cov khoom xws li cov khoom siv, phab ntsa thickness thiab vuam kub ntawm cov yeeb nkab, thiab feem ntau siv ob peb feeb mus rau ntau tshaj kaum feeb. Thaum lub sij hawm txias txheej txheem, lub weld yuav maj mam solidify los tsim ib tug ruaj khov kev twb kev txuas.
Kev tshuaj xyuas qhov tshwm sim: Tom qab txias, tshem tawm cov yeeb nkab hydraulic los ntawm cov khoom siv thiab ua qhov kev tshuaj xyuas zoo ntawm qhov vuam. Xyuas seb puas muaj qhov tsis xws luag xws li pores, tawg, undercuts, unfused, thiab weld nodules ntawm weld nto. Nws tuaj yeem pom ncaj qha nrog qhov muag liab qab, thiab lub iav tsom iav (5-10 zaug) tuaj yeem siv rau kev soj ntsuam ntawm qee qhov tsis xws luag. Yog tias pom muaj qhov tsis xws luag, txawm tias kho lossis rov vuam yuav tsum tau txiav txim siab raws li qhov hnyav ntawm qhov tsis xws luag.
Kev ntsuam xyuas tsis muaj kev puas tsuaj (yog tias tsim nyog): Rau qee cov kav dej hydraulic uas yuav tsum tau muaj kev vuam zoo, xws li cov kav dej uas siv rau hauv qhov siab thiab qhov tseem ceeb ntawm cov tshuab hydraulic, yuav tsum tau kuaj xyuas tsis muaj kev puas tsuaj tom qab qhov kev kuaj pom tau tsim nyog. Cov kev kuaj tsis muaj kev puas tsuaj suav nrog kev kuaj ultrasonic, kuaj hluav taws xob, kuaj cov khoom sib nqus (tseem siv tau rau cov khoom sib nqus), thiab lwm yam. Los ntawm cov kev sim no, nws tuaj yeem kuaj xyuas seb puas muaj qhov tsis xws luag hauv qhov vuam kom ntseeg tau tias qhov vuam zoo ua tau raws li qhov yuav tsum tau ua. .