Dab tsi yog vim li cas vim li cas cov hlau soldering tsis kub tom qab tau energized
Yog hais tias cov hlau tsis kub thaum nws yog siv rau, nws feem ntau yog vim lub hwj chim qaum tau poob los yog cov tub ntxhais hlau ntawm cov hlau soldering yog tawg. Thaum ntsib qhov txhaum no, koj tuaj yeem siv R × lkn iav ntawm multimeter los ntsuas ob qhov kawg ntawm lub hwj chim ntsaws. Yog hais tias tus pointer ntawm lub multimeter tsis txav, nws txhais tau hais tias muaj ib tug qhib Circuit Court txhaum.
Ua ntej tshaj plaws, xyuas seb cov hlau lead ntawm lub ntsaws nws tus kheej puas lawm. Yog tias tsis yog, koj tuaj yeem tshem tawm tus kov Bakelite, thiab tom qab ntawd siv lub tshuab ntsuas ntau los ntsuas ob txoj hauv kev ntawm cov tub ntxhais hlau soldering. Yog hais tias tus pointer ntawm lub multimeter tseem tsis txav mus, nws txhais tau hais tias cov tub ntxhais hlau soldering puas lawm thiab yuav tsum tau hloov cov tub ntxhais hlau soldering. Qhov kev tiv thaiv ntawm ob qho tib si ntawm 35W sab hauv cua sov hom soldering hlau core yog hais txog 1.Skfl. Yog hais tias qhov ntsuas tsis kam yog qhov qub, nws txhais tau hais tias cov tub ntxhais hlau soldering yog qhov zoo. Qhov txhaum tshwm sim nyob rau hauv lub hwj chim lead hlau thiab lub plug nws tus kheej. Feem ntau cov faults yog txhuas hlau breakout.
Txhawm rau hloov cov tub ntxhais hlau soldering, ntxig ib tug tshiab soldering hlau tub ntxhais ntawm tib yam specification rau hauv lub connecting pas nrig, kho cov hlau lead hlau ntawm lub fixing ntsia hlau, thiab zawm lub davhlau ya nyob twg ncej. Nyob rau tib lub sijhawm, ua tib zoo txiav tawm qhov dhau ntawm cov tub ntxhais hlau soldering hlau los tiv thaiv luv luv ntawm ob txoj hlua.
Hluav taws xob soldering hlau: Ib qho cuab yeej rau kev tsim hluav taws xob thiab kev kho hluav taws xob. Nws yog feem ntau yog tsim los ntawm ib lub taub hau hlau, ib lub taub hau hlau, lub plhaub, lub tes tuav, lub hwj chim, lub ntsaws, thiab lwm yam. Lub hom phiaj tseem ceeb yog vuam cov khoom thiab cov xov hlau.
Lub hauv paus ntsiab lus ntawm kev ua hauj lwm ntawm cov hluav taws xob soldering hlau: Tom qab lub hwj chim tau qhib, cov hlau tsis muaj zog ntawm cov tub ntxhais hlau soldering ua rau cov cua sov, uas tau xa mus rau lub taub hau ntawm cov hlau, thiab cov hlau nplaum hlau melts cov hlau ua haujlwm.
Yog hais tias cov hlau tsis kub, qhov laj thawj tseem ceeb yog vim li cas cov hlau tsis sib haum nyob rau hauv lub taub hau yog tshuab. Qhov no yog ib feem ntawm cov hlau soldering. Tsuas yog hloov cov tub ntxhais hlau soldering. Txawm li cas los xij, qhov tsis ua haujlwm ntawm txoj hlua hluav taws xob thiab ntsaws tsis tuaj yeem txiav tawm. Yog li ntawd, thaum hluav taws xob soldering hlau tsis kub, thawj zaug xyuas lub hwj chim plug thiab lub hwj chim qaum nrog ib tug multimeter, thiab ces xyuas lub soldering hlau tub ntxhais.
Vuam txoj kev
Qhov tseem ceeb ntawm kev ua haujlwm: thawj zaug cua sov thiab tom qab ntawd xa cov tin, thawj zaug tshem cov tin thiab tom qab ntawd tshem cov hlau soldering.
Thaum lub sij hawm cia ntawm cov khoom siv hluav taws xob, vim yog cov nyhuv ntawm huab cua oxidation, ib txheej ntawm oxide zaj duab xis txuas rau cov khoom siv pins, thiab muaj lwm yam av. Ua ntej welding, peb yuav tsum ntxuav cov khoom thiab phaj lawv nrog ib txheej ntawm tin. Nyob rau hauv txoj kev no, cov pob qij txha uas peb welded yog tsawg dua yuav muaj virtual soldering.
soldering kub thiab soldering lub sij hawm
Peb yuav tsum xaiv qhov tsim nyog kub thaum soldering. Qhov kub thiab txias yuav tsum siab tshaj qhov kub ntawm soldering tin. Yog siab dhau lawm ces tsis zoo. Yog tias nws loj heev, lub ncoo yuav poob ncaj qha. Nws yog qhov zoo dua los haus luam yeeb thaum lub taub hau hlau txuas nrog rosin.
Yog hais tias lub sij hawm soldering yog luv luv, qhov kub ntawm cov pob qij txha yog tsawg heev, cov pob qij txha solder tsis tag melted, thiab cov pob qij txha solder yog ntxhib thiab yooj yim los ua cuav soldering. Ntawm qhov tsis sib xws, lub sij hawm soldering yog ntev dhau lawm, lub solder yog yooj yim ntws, thiab nws yog ib qho yooj yim uas yuav ua rau lub Cheebtsam overheat thiab puas lub Cheebtsam.
Tus nqi ntawm tin ntawm qhov taw tes soldering
Peb yuav tsum paub tus nqi ntawm cov tin ntawm cov pob qij txha. Tus nqi ntawm solder ntawm cov pob qij txha yuav tsum tsis txhob tsawg dhau. Yog tias nws me dhau lawm, lub vuam yuav tsis muaj zog, thiab cov pob qij txha yuav tiaj tus, thiab cov neeg kho tshuab lub zog yuav tsis zoo. Yog tias muaj ntau dhau lawm, nws yog ib qho yooj yim ua rau ntau qhov tsos tab sis sab hauv tsis txuas nrog, thiab nws dhau los ua ib lub thoob, uas yog qhov phem heev. Lub solder yuav tsum cia li submerge tag nrho cov tivthaiv ua nyob rau hauv lub soldering point, thiab cov qauv yuav tsum faintly pom.
