Koj yuav sim li cas ib qho electrode txuas cov pas nrig?

Kev tshuaj ntsuam cov chaw hluav taws xob txuas tus pas yog ib qho tseem ceeb tshaj plaws uas ua kom muaj kev ntseeg tau thiab ua haujlwm ntawm cov khoom siv hluav taws xob hauv ntau qhov kev siv. Lub electrode txuas qws, feem ntau siv nyob rau hauv vuam thiab txiav tsau dej, plays lub luag haujlwm tseem ceeb hauv kev hloov pauv hluav taws xob tam sim no rau qhov chaw ua haujlwm tam sim no rau lub workpiece. Ib txoj kev tswj tau zoo thiab raug ntsuas kom zoo sib txuas yog qhov tseem ceeb rau kev ua tau zoo thiab kev nyab xeeb. Kab lus no yuav muab cov lus qhia sib txuas ntawm kev sim cov pas nrig txuas ntxiv, npog cov cuab yeej tsim nyog, cov txheej txheem sim, thiab daws teeb meem daws cov txheej txheem, thiab cov lus qhia daws teeb meem, thiab cov lus qhia daws teeb meem.

1. Qhov tseem ceeb ntawm kev sim hluav taws xob txuas cov pas nrig

Kev kuaj electrode txuas cov pas nrig yog qhov tseem ceeb rau ntau qhov laj thawj. Firstly, nws ua kom muaj kev ncaj ncees thiab kev ua haujlwm ntawm cov hluav taws xob txuas, uas yog qhov tseem ceeb rau kev ua haujlwm ntawm vuam thiab tej haujlwm. Ib tus pas nrig sib txuas tuaj yeem ua rau kev sib cuag hluav taws xob tsis zoo, ua rau muaj kev ua tau zoo, thiab muaj peev xwm kev nyab xeeb thiab muaj peev xwm kev nyab xeeb thiab muaj peev xwm kev nyab xeeb thiab muaj peev xwm kev nyab xeeb ntxiv.

Qhov thib ob, kev sim ntsuas thiab txij nkawm ntawm electrode sib txuas cov pas nrig tuaj yeem txuas ntxiv lawv lifespan. Cov pas nrig electrode yog cov kev hnav thiab kua muag vim qhov kub thiab hluav taws xob uas lawv ua siab ntev thaum ua haujlwm. Sij hawm dhau mus, qhov no tuaj yeem ua rau muaj kev xeb, pitting, lossis lwm hom kev puas tsuaj uas qhov kev puas tsuaj uas cuam tshuam lawv cov txiaj ntsig. Los ntawm kev sim electrode txuas cov pas nrig tsis tu ncua, cov neeg ua haujlwm tuaj yeem txheeb xyuas thiab daws cov teeb meem no ntxov, tiv thaiv cov teeb meem ntxiv thiab hloov cov nqi.

Ntxiv mus, kev soj ntsuam hluav taws xob txuas cov pas nrig yog qhov tseem ceeb rau kev ua raws li kev ua raws li kev nyab xeeb thiab kev lag luam. Cov khoom siv hluav taws xob thiab cov cuab yeej, suav nrog rau hluav taws xob sib txuas rau cov pas nrig, yuav tsum ua kom tau raws li kev nyab xeeb cov qauv no kom tiv thaiv kev sib raug zoo, kev raug mob, thiab kev tsis taus hluav taws xob. Kev xeem ib txwm yuav pab kom cov pas nrig sib txuas tau zoo thiab ua raws li cov qauv yuav tsum tau ua, yog li txhawb nqa ib puag ncig zoo.

2. Cov cuab yeej thiab khoom siv uas xav tau rau kev sim

Multimeter

Lub tshuab sib xyaw yog ib qho cuab yeej tseem ceeb rau kev sim hluav taws xob txuas cov pas nrig. Nws yog siv los ntsuas ntsuas voltage, tam sim no, thiab kev tawm tsam, muab cov ntaub ntawv muaj txiaj ntsig txog kev ua haujlwm hluav taws xob. Thaum kuaj cov hluav taws xob txuas ntxiv, muaj kev sib txuas ntxiv tuaj yeem pab txheeb xyuas qhov teeb meem hluav taws xob tsis zoo, lossis qhib kev ua haujlwm thiab kev nyab xeeb ntawm vuam thiab tej haujlwm.

Ciaj ntswj lossis lub pob zeb

Wrenches lossis pliers yog tsim nyog rau loosening lossis zawm ntawm electrode txuas qws thaum kuaj. Kom ruaj ntseg txuas tus pas nrig sib txuas yog qhov tseem ceeb rau kev ntsuas qhov tshwm sim thiab kev ua haujlwm zoo. Siv qhov loj me thiab hom ciaj ntswj lossis cov pliers kom ntseeg tau tias kev sib txuas sib txuas tsis tau puas thaum lub sijhawm hloov kho cov txheej txheem thiab tswj txoj kev nyab xeeb thoob plaws hauv cov txheej txheem ntsuas.

Hlau Txhuam

Hlau txhuam yog ib qho cuab yeej muaj txiaj ntsig zoo rau kev ntxuav lub electrode txuas qws ua ntej kev sim. Sij hawm dhau los, tus pas nrig sib txuas yuav nthuav tawm av, roj, lossis lwm yam paug uas tuaj yeem cuam tshuam nrog kev sib cuag hluav taws xob thiab tshaj tawm cov txiaj ntsig hluav taws xob. Los ntawm kev ntxuav cov pas nrig sib txuas nrog cov hlau txhuam, koj tuaj yeem ua kom pom tseeb thiab ntsuas qhov xwm txheej tseeb thiab ua tau zoo.

Cov Khoom Siv Kev Nyab Xeeb

Cov khoom siv kev nyab xeeb yog qhov tseem ceeb thaum kuaj cov pob hluav taws xob txuas ntxiv. Qhov no suav nrog hnab looj tes zoo ib yam li hnab looj tes, tsom iav kev nyab xeeb, thiab cov ris tsho tiv thaiv hluav taws xob tiv thaiv hluav taws xob, cov txim taws, thiab lwm yam phom sij. Tsis tas li ntawd, muaj lub tua hluav taws thiab cov khoom pab ua ntej tau pom zoo thaum muaj xwm txheej kub ntxhov. Ua kom muaj kev nyab xeeb rau hauv qhov chaw kuaj yog tseem muaj qhov tseem ceeb los tiv thaiv cov neeg tsim cov pa lossis roj av.

Los ntawm kev siv cov cuab yeej no thiab cov cuab yeej siv, koj tuaj yeem sim electrode txuas cov pas nrig, kom lawv txoj kev ua tau zoo, kev nyab xeeb, thiab ua raws li cov qauv kev lag luam.

3. Cov txheej txheem kuaj qib-ib-kauj ruam

Kauj ruam 1: Kev ceev faj txog kev nyab xeeb

Ua ntej kuaj ib Cov hluav taws xob txuas cov pas nrig , nws yog qhov tseem ceeb los ua raws kev nyab xeeb kom tiv thaiv kev sib tsoo thiab raug mob. Nco ntsoov tias koj tau hnav cov khoom tiv thaiv tus kheej tsim nyog (PPE), xws li hnab looj tes tsim nyog, tsom iav hluav taws, txhawm rau tiv thaiv hluav taws xob kub thiab cov txim taws. Ib qho ntxiv, nco ntsoov tias qhov chaw ua haujlwm tau zoo-ventilated kom tsis txhob nqus tau cov pa ncho.

Kauj ruam 2: Qhov ntsuas hluav taws xob kaw

Nco ntsoov txiav tawm lub zog hluav taws xob ua ntej kuaj cov qauv hluav taws xob txuas. Kauj ruam no yog qhov tseem ceeb kom ntseeg tau tias koj kev nyab xeeb thiab tiv thaiv ib qho kev poob siab ntawm kev poob siab lossis lub sijhawm luv luv thaum lub sijhawm ntsuas. Unplug lub vuam lossis tej tshuab txiav thiab tshuaj xyuas tias lub zog yog muab tua.

Kauj ruam 3: Tshawb xyuas cov hluav taws xob txuas tus pas nrig

Ua tib zoo tshuaj xyuas lub electrode txuas tus pas rau txhua cov cim ntawm kev hnav, puas tsuaj, lossis corrosion. Saib rau cov kab nrib pleb, tawg, lossis chaw tsis sib xws uas yuav cuam tshuam rau tus pas nrig. Soj ntsuam cov xov rau ib qho cim ntawm stripping lossis puas, vim qhov no tuaj yeem cuam tshuam cov kev sib txuas nrog lub electrode tuav. Yog tias koj pom muaj kev puas tsuaj tseem ceeb, nws yuav tsim nyog los hloov tus pas nrig txuas.

Kauj ruam 4: Kev ntxuav cov hluav taws xob txuas

Siv cov hlau txhuam, ntxuav lub electrode txuas tus pas kom huv si kom tshem tawm cov av, roj, lossis cov paug uas yuav cuam tshuam nrog kev sib cuag hluav taws xob. Ua tib zoo mloog rau cov chaw yauv thiab cov crevices uas cov khib nyiab yuav khaws tau. Ib tus pas nrig huv si sib txuas ua kom muaj hluav taws xob hluav taws xob zoo thiab ntsuas qhov tshwm sim.

Kauj Ruam 5: Kuaj rau txuas ntxiv

Siv ib tug muaj ntau yam kom ntsuas cov electrode txuas qws rau kev txuas ntxiv. Teeb lub multatatus rau lub resistance (ohms) chaw thiab kov cov haujlwm rau ob qho kawg ntawm tus pas nrig sib txuas. Kev nyeem ntawv ntawm xoom lossis ze-xo taw qhia tau zoo txuas ntxiv, thaum lub zog tiv taus tus nqi qhia txog qhov teeb meem muaj peev xwm. Yog tias koj xav tias muaj teeb meem, xav ua kev tsom xam ntau dua lossis sab laj tus kws tshaj lij.

Kauj Ruam 6: Rov ua dua thiab sim cov khoom siv

Thaum koj tau ua tiav qhov kev kuaj xyuas thiab kuaj cov hluav taws xob txuas ntxiv, rov hais dua cov hluav taws xob tuav thiab ruaj ntseg txuas cov pas nrig txuas rau lub tshuab. Xyuas kom txhua qhov sib txuas yog nruj thiab tsis muaj cov khib nyiab. Thaum kawg, rov xaiv lub zog hluav taws xob thiab ua qhov kev sim ua kom ntseeg tau tias cov khoom siv ua haujlwm raug. Saib xyuas qhov ua tau zoo kom zoo thiab npaj kom kaw lub tshuab yog tias muaj kev tsis xwm yeem tshwm sim.

4. Cov teeb meem tshwm sim ntau

Kev hnav ntau dhau thiab kua muag

Kev hnav ntau dhau thiab ua kua rau hauv electrode txuas cov pas nrig tuaj yeem cuam tshuam qhov kev ua tau zoo thiab kev ua haujlwm ntawm vuam thiab tej haujlwm. Qhov teeb meem no feem ntau yog tshwm sim los ntawm cov txheej txheem tsis muaj tseeb, chaw tsis yog, lossis siv cov khoom siv qis. Txhawm rau mitting ntau txoj kev hnav thiab kua muag, nws yog qhov tseem ceeb rau kev saib xyuas kom zoo raws li txoj haujlwm zoo nrog rau cov khoom siv ruaj khov. Kev kuaj thiab kev saib xyuas tsis tu ncua thiab kev txij nkawm kuj tseem tuaj yeem pab txheeb xyuas cov cim ntawm hnav thaum ntxov, tso cai rau kom ncua sijhawm hloov thiab tiv thaiv kev puas tsuaj ntxiv.

Inconsisistent arc stability

Inconsisistent ARC Kev ruaj khov yog ib qho teeb meem sib ntsib thaum siv hluav taws xob sib txuas cov pas nrig. Qhov teeb meem no tuaj yeem tshwm sim ua kev hloov pauv lossis ua tsis ncaj arc thaum lub sijhawm sib tw lossis txiav cov kev ua haujlwm tsis zoo thiab nce ntxiv. Ntau ntau yam tuaj yeem pab txhawb kom tsis sib xws arc ruaj khov, suav nrog kev sib cuag hluav taws xob tsis zoo, paug, lossis kev puas tsuaj rau tus pas nrig sib txuas. Txhawm rau daws cov teeb meem no, nws yog qhov tseem ceeb los xyuas kom meej tias txhua qhov sib txuas yog cov khib nyiab thiab tsis muaj cov hluav taws xob, kom huv ntawm hluav taws xob ua kom huv si, thiab hloov cov khoom siv uas tsis zoo. Ib qho ntxiv, kho cov tshuab nqis thiab siv qhov tsim nyog electrode loj thiab ntaus rau daim ntawv thov tshwj xeeb tuaj yeem pab txhim kho Arc ruaj khov.

Overheating

Overheating ntawm electrode txuas cov pas nrig tuaj yeem ua rau muaj kev pheej hmoo tseem ceeb rau ob qho khoom siv thiab tus neeg teb xov tooj. Qhov teeb meem no feem ntau tshwm sim los ntawm ntau tam sim no txaus, ua kom txias tsis txaus, lossis qhov cua tsis zoo. Kev kub dhau tuaj yeem ua rau hnav hnav ua ntej, deformation, lossis txawm tias tsis ua tiav ntawm tus pas nrig, ua rau muaj nqi rau kev phom sij thiab muaj peev xwm kev nyab xeeb rau kev nyab xeeb. Txhawm rau tiv thaiv kev kub heev, nws yog qhov tseem ceeb los saib xyuas cov chaw tam sim no thiab xyuas kom lawv nyob hauv cov khoom pom zoo rau cov hluav taws xob tshwj xeeb txuas tau siv. Tsis tas li ntawd, muab cov cua txias kom txaus thiab tso tau kom muaj zog kom txaus, tuaj yeem pab txo qis kev pheej hmoo ntawm kev kub ntxhov.

Kev ua cev tub

Corrosion yog qhov teeb meem uas muaj peev xwm cuam tshuam tau qhov kev ua tau zoo thiab lub neej ntawm electrode txuas cov pas nrig. Nws yog feem ntau tshwm sim los ntawm kev raug cov dej noo, tshuaj lom neeg, lossis qhov kub siab, ua rau muaj xeb lossis lwm tus pas nrig corrosive nyob saum npoo ntawm cov pas nrig sib txuas. Txhawm rau tiv thaiv corrosion, nws yog qhov tseem ceeb rau kev khaws cov hluav taws xob txuas rau hauv qhov chaw qhuav, muaj kev tiv thaiv zoo los ntawm kev sib chwv nrog noo noo lossis tshuaj lom neeg. Siv cov txheej txheem tiv thaiv lossis lubricalsants kuj tseem tuaj yeem pab tsim cov laj kab tiv thaiv cov neeg sawv cev corrosive. Kev kuaj xyuas tsis tu ncua thiab kev ntxuav ntawm cov pas nrig sib txuas tuaj yeem pab tau ntxiv hauv kev txheeb xyuas thiab daws cov teeb meem corrosion ua ntej lawv yuav hnyav dua.

5. Xaus

Kev kuaj thiab kev tswj hwm electrode yog qhov tseem ceeb rau kev ua tau zoo, kev nyab xeeb, thiab ua raws li cov qauv kev lag luam. Los ntawm kev ua raws li cov txheej txheem kuaj cov txheej txheem ib qib zuj zus hauv cov ntawv no, tuaj yeem ntsuas qhov mob ntawm lawv cov teeb meem sib txuas thiab chaw nyob txhua yam teeb meem sai. Tsis tas li ntawd, daws teeb meem cov teeb meem nquag xws li hnav ntau dhau, overheating arc stability, ntau dua, thiab txhim kho cov khoom siv hluav taws xob txuas ntxiv. Kev xeem ib txwm thiab txij nkawm tsis yog txhim kho qhov zoo ntawm vuam thiab kev ua haujlwm tab sis kuj yuav tau txais kev ua haujlwm ruaj ntseg ib puag ncig thiab txo cov nqi ua haujlwm.