Kev saib xyuas ntawm cov hlau soldering yog qhia hauv kev nthuav dav los ntawm tsib kauj ruam
1. Tom qab siv cov hlau nplaum tshiab tsis tu ncua, nws yog ib qho tsim nyog yuav tsum tau ua qhov kev kuaj xyuas tsim nyog. Ua ntej, xyuas seb qhov kho cov ntsia hlau puas xoob. Qhov thib ob, saib seb puas muaj cov kab nrib pleb, nthuav tawm cov tooj liab, lossis puas nyob hauv cov hlua hluav taws xob. Yog tias muaj teeb meem, siv multimeter los ntsuas seb puas muaj qhov luv luv lossis qhib Circuit Court ntawm ob qhov kawg ntawm lub ntsaws. Thaum kawg, nyob rau hauv X10K ntau yam ntawm lub multimeter, kov lub soldering hlau taub nrog ib tug ko taw thiab kov lub soldering hlau plug nrog rau lwm yam ko taw nyob rau tib lub sij hawm. Lub multimeter pointer tsis pub txav mus los. Tom qab cov kauj ruam saum toj no, nws tuaj yeem siv tau
Thaum siv lub taub hau hlau tshiab thawj zaug, cov txheej txheem hauv qab no yuav tsum tau siv los txhim kho nws txoj kev siv thiab txuas ntxiv nws lub neej kev pab cuam. Yog hais tias nws yog ib tug niaj hnub soldering hlau, lub soldering hlau taub yuav tsum xub muab tso rau hauv lub qhov cub cua sov lub qhov thiab lub soldering hlau ntsis kho cov ntsia hlau yuav tsum tau nruj nreem ntsaws rau hauv lub hwj chim thiab tso lub soldering hlau rau saum lub rosin. Raws li qhov kub nce mus txog thaum lub rosin melts, npog lub hau ntawm cov hlau nrog ib txheej ntawm rosin tov. Tom qab ntawd muab cov rosin solder hlau rau ntawm lub taub hau kom txog thaum lub solder melts, thiab thaum kawg sib npaug ntawm lub taub hau chromium nrog ib txheej ntawm solder. Cov hlau nplaum tuaj yeem muab tso rau hauv ib txwm siv
Thaum lub sij hawm siv, qhov chaw ua hauj lwm ntawm cov hlau taub hau yog qhov hnyav heev, nrog rau qhov kub thiab txias thiab yooj yim oxidation. Lub soldering flux yog corrosive thiab yooj yim rau corrode, thiab hardness ntawm solder yog siab, uas ua rau nws yooj yim rau hnav. Cov teeb meem tseem ceeb ntawm cov hlau nplaum yog feem ntau tsis noj tin (oxidation) thiab puas. Rau cov lus qhia ntawm cov hlau uas ua los ntawm tooj liab, cov ntaub ntawv sib xyaw tuaj yeem siv los tshem tawm cov oxide txheej los yog luas cov hlua hlau rau qhov xav tau. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias cov hlau soldering yuav tsum tau txias yam tsis tau txiav tawm lub zog. Tom qab ua tiav, kev ua haujlwm yuav tsum tau ua raws li cov khoom 1.3.2. Rau cov lus qhia ntawm cov hlau nplaum ua los ntawm cov hlau, yog tias oxidized, lawv tuaj yeem rov ua dua rau ntawm daim txhuam cev ntub dej thaum lub tshuab hluav taws xob, thiab rosin solder hlau tuaj yeem muab ntxiv kom txog thaum cov oxide txheej tau so. Qhov saum npoo ntawm cov hlau taub hau yuav tsum tau coated nrog ib txheej dua. Soldering. Rau tawg thiab puas lub taub hau alloy, tsuas yog yuav tsum tau hloov
Cov hlau nplaum yog cov khoom siv hluav taws xob uas, zoo li lwm yam khoom siv hluav taws xob, ntshai dej thiab ya raws. Yog li ntawd, thaum tsim cov ntaub ntawv PDF siv qhov kev sim version ntawm "pdfFactory Pro" lossis muab lawv tsis siv, ceev faj tsis txhob khaws cia rau hauv qhov chaw ntub dej lossis qhov chaw ntub dej. Ntawm qhov tod tes, nws tuaj yeem txuas ntxiv lub neej kev pab cuam ntawm cov hlau soldering, thiab ntawm qhov tod tes, nws tseem yuav ua kom muaj kev nyab xeeb, vim tias dej los yog noo noo tuaj yeem ua rau txo qis hauv kev ua haujlwm ntawm cov hlau soldering, uas ua rau hluav taws xob poob siab. xwm txheej
Thaum lub sij hawm siv hluav taws xob soldering hlau, peb tuaj yeem txuas ntxiv lub neej kev pab cuam ntawm cov hlau soldering thiab txhim kho cov khoom zoo los ntawm kev kho cov hlau soldering. Cov txheej txheem tshwj xeeb yog raws li hauv qab no: yog tias qhov kub thiab txias dhau lawm, qhov tshwm sim yog tias cov hlau nplaum yuav vaporize tam sim ntawd thaum nws kov cov rosin, thiab cov hlau soldering yuav tam sim ntawd tig liab doog (oxidized) thaum nws ntxiv. Tom qab ntawd, koj tuaj yeem txav lub taub hau ntawm cov cua sov me ntsis. Yog tias qhov ntsuas kub qis dhau, qhov vaporization ntawm rosin yuav qeeb thaum nws kov cov hlau soldering, thiab cov hlau tsis tuaj yeem yaj tam sim ntawd thaum nws ntxiv, koj tuaj yeem txav cov hlau taub hau mus rau hauv cov cua sov me ntsis. Nws yog qhov zoo dua tsis txhob oxidize hauv lub sijhawm luv luv ({{0}} vib nas this). Nco ntsoov tias qhov ntev ntawm lub taub hau ntawm 30W hluav taws xob soldering hlau sab laug hauv cov tub ntxhais cua sov tsis tuaj yeem tsawg dua 1.5CM. Qhov ntev ntawm cov hlau soldering sab laug hauv cov cua kub tsis tuaj yeem tsawg dua 2.0CM, txwv tsis pub nws yuav ua rau lub neej ua haujlwm ntawm cov cua sov.
