Resistance spot welding yog ib txoj kev siv dav siv vuam uas tso siab rau cov electrodes los tsim cov welds muaj zog thiab txhim khu kev qha hauv ntau yam ntaub ntawv. Kev xaiv ntawm txoj cai electrodes yog qhov tseem ceeb rau kev ua tiav ntawm qhov chaw vuam ua haujlwm. Hauv tsab xov xwm no, peb yuav muab cov lus qhia ntxaws txog yuav ua li cas xaiv qhov chaw vuam electrodes.
1. Nkag siab hom Electrode
Resistance chaw vuam electrodes tuaj nyob rau hauv ntau hom, txhua tus tsim rau cov kev siv tshwj xeeb. Hom electrode feem ntau muaj xws li:
- Tooj Electrodes:Cov no muaj ntau yam thiab haum rau ntau yam khoom siv, xws li steel, aluminium, thiab tooj liab.
- Chromium-Copper Electrodes:Qhov zoo tshaj plaws rau vuam cov ntaub ntawv muaj zog thiab rau cov ntawv thov uas yuav tsum tau siv lub neej ntev electrode.
- Tungsten-Copper Electrodes:Paub txog lawv cov kav ntev thiab muaj peev xwm los tuav cov ntawv siv cua sov, xws li vuam cov ntaub ntawv tuab.
- Molybdenum electrodes:Siv rau vuam cov ntaub ntawv txawv xws li titanium thiab rau daim ntaub ntawv uas yuav tsum tau high-temperature kuj.
Kev nkag siab txog cov yam ntxwv thiab kev npaj siv ntawm txhua hom electrode yog qhov tseem ceeb hauv kev xaiv txoj cai.
2. Cov khoom siv sib xws
Xaiv cov electrodes uas sib xws nrog cov ntaub ntawv uas koj npaj siab yuav vuam. Cov khoom siv electrode sib txawv tuaj yeem cuam tshuam sib txawv nrog ntau yam hlau. Xyuas kom meej tias cov electrodes haum rau cov khoom tshwj xeeb muaj pes tsawg leeg thiab thickness ntawm koj workpieces.
3. Electrode Shape thiab Loj
Cov duab thiab qhov loj ntawm cov electrodes ua lub luag haujlwm tseem ceeb hauv qhov zoo ntawm qhov chaw welds. Xaiv cov duab electrode uas phim cov geometry ntawm thaj chaw weld. Qhov loj ntawm cov electrodes yuav tsum tsim nyog rau lub workpiece thickness los xyuas kom meej cov cua sov faib thiab nkag mus rau hauv lub vuam thaum vuam.
4. Electrode txheej
Qee cov electrodes yog coated nrog cov ntaub ntawv zoo li zirconium, uas tuaj yeem txhim kho lawv cov kev ua tau zoo thiab txuas ntxiv lawv lub neej. Xav txog cov coated electrodes rau cov ntawv thov uas zoo ib yam thiab zoo welds tseem ceeb heev.
5. Cov txheej txheem txias
Hauv cov ntawv thov kub kub, txias yog qhov tseem ceeb los tiv thaiv electrode puas. Qee cov electrodes tuaj nrog cov tshuab ua kom txias, xws li dej-txias electrodes, uas tuaj yeem pab tswj lawv qhov kub thiab txias thiab ua rau lawv lub neej ntev.
6. Electrode Life Expectancy
Xav txog qhov kev cia siab ntawm lub neej ntawm cov electrodes, tshwj xeeb tshaj yog rau cov khoom siv vuam ib puag ncig. Txawm hais tias qee cov electrodes yuav muaj lub neej luv dua, lawv muaj txiaj ntsig zoo dua los hloov. Lwm tus, xws li chromium-tooj liab lossis tungsten-tungsten-tooj liab electrodes, muaj lub neej ntev dua tab sis tej zaum yuav kim dua thaum pib.
7. Kev kho hluav taws xob
Kev saib xyuas tsis tu ncua ntawm electrodes yog qhov tseem ceeb los xyuas kom meej qhov zoo sib xws. Qee cov electrodes yuav xav tau kev saib xyuas ntau dua li lwm tus. Xav txog qhov yooj yim ntawm kev saib xyuas thaum xaiv electrodes rau koj daim ntawv thov.
8. Kev txiav txim siab txog nyiaj txiag
Txawm hais tias nws yog ib qho tseem ceeb los xaiv txoj cai electrodes rau koj daim ntawv thov, kev txwv nyiaj txiag kuj yog qhov tseem ceeb. Ntsuas tus nqi ntawm electrodes nyob rau hauv kev sib raug zoo rau lawv cov kev xav tau kev ua tau zoo thiab lifespan.
9. Cov khoom lag luam muaj npe
Xaiv cov neeg muag khoom muaj npe nrov paub txog kev muab cov khoom siv hluav taws xob zoo thiab cov neeg siv khoom zoo heev. Cov neeg muag khoom ntseeg siab tuaj yeem muab kev taw qhia txog kev xaiv electrode thiab muab kev pab thaum xav tau.
Hauv kev xaus, kev xaiv ntawm qhov chaw vuam electrodes yuav tsum tau ua tib zoo xav txog cov khoom siv electrode, cov khoom sib xws, cov duab thiab qhov loj me, txheej txheej, cov txheej txheem txias, electrode lub neej expectancy, kev tu yuav tsum tau muaj, kev txwv nyiaj txiag, thiab lub koob npe nrov ntawm tus neeg muag khoom. Los ntawm kev noj cov khoom no rau hauv tus account, koj tuaj yeem txiav txim siab paub thiab ua kom muaj kev vam meej ntawm qhov chaw vuam ua haujlwm nrog cov welds muaj zog thiab txhim khu kev qha.
Post lub sij hawm: Sep-11-2023
