Tooj liab muaj qhov tsis sib xws ntawm hluav taws xob conductivity thiab corrosion kuj. Txawm li cas los xij, cov hlau zoo nkauj no tuaj yeem ua kom yooj yim ua haujlwm nrog thaum nws los txogvuam. Nws cov thermal conductivity siab thiab kev xav tau ua rau nws nyuaj rau kev sib koom ua ke siv cov txheej txheem ib txwm muaj.Laser vuammuab cov kev daws teeb meem muaj zog rau cov teeb meem no, qhib lub peev xwm ntawm tooj liab nrog nws cov kev tswj xyuas kom sov thiab ua kom pom tseeb.
Hauv tsab xov xwm no, peb yuav tshawb txog cov kev cov nyom uas nthuav tawm los ntawm cov hlau tshwj xeeb no, tshawb nrhiav qhov zoo tshaj plawslaser vuamtxoj kev, thiab muab kev paub rau koj kom ua tau zoo, txhim khu kev qha welds. Yog li lob koj lub tsom iav kev nyab xeeb thiab laser pointers; nws yog lub sij hawm kom kov yeej cov hlau liab!
Copper soldering cov nyom
Copper muaj zog laser zoo, hluav taws xob conductivity, thermal conductivity, thiab corrosion kuj. Vim tias cov khoom zoo li no, tooj liab muaj ntau yam kev siv hauv ntau yam kev lag luam. Txawm li cas los xij, thaum nws los txoglaser vuam, no ntau yam hlau nthuav qhia nws tus kheej cov teeb meem vim nws lub cev thiab tshuaj lom neeg lub zog.
1. Thermal conductivity
Tooj liab muaj qhov siab tshaj thermal conductivity ntawm lwm yam hlau engineering. Thaum tshav kub kub sivvuamevaporates sai heev thoob plaws hauv cov khoom, ua rau nws nyuaj rau localize lub tshav kub xav tau los tsim ib tug muaj zog weld pas dej ua ke. Qhov no tuaj yeem ua rau tsis tiav fusion, tsis muaj zog welds, thiab muaj zog tiv thaiv kev tawg.
2. Reflectivity
Copper kuj muaj qhov xav tau siab thiab zoo welds, uas tuaj yeem ua rau lwm txheej nyuaj thaum siv nws. Lub teeb laser qhia tawm ntawm qhov chaw thiab txo lub zog nqus los ntawm cov hlau. Qhov no yuav tsum muaj lub zog laser ntau dua, uas ua rau cov teeb meem thermal evaporation ntau dua thiab ua rau vuam tooj liab tsis xws li porosity thiab spatter tus nqi.
3. Oxidation
Tooj liab yooj yim tsim oxides ntawm qhov kub thiab txias, ua rau muaj kev sib tw loj heev rau vuam. Cov oxides no tuaj yeem ua rau cov welding tsis muaj zog, ua rau nws cov khoom siv dag zog, thiab qhia txog kev sib koom ua ke uas rhuav tshem kev ncaj ncees ntawm cov vuam. Yog tias koj xav zam qhov teeb meem no, koj yuav tsum tau ceev faj ntxiv nrog koj cov txheej txheem tiv thaiv thiab kev xaiv flux.
Ntxiv nrog rau cov yam ntxwv tseem ceeb no, ntau lwm yam ua rau muaj kev nyuaj ntawm tooj liab soldering. Nws cov coefficient siab ntawm thermal expansion tuaj yeem ua rau warping thiab deformation thaum vuam. Tsis tas li ntawd, qhov muaj cov khoom siv hlau tsim nyog rau brazing yog txwv, uas ntxiv rau cov teeb meem ntawm brazing.
4 Qhov zoo ntawm Laser Vuam Copper
Laser vuam tau dhau los ua cov thev naus laus zis ntawm kev xaiv rau kev koom nrog cov khoom siv tooj liab vim nws muaj ntau yam zoo dua li cov txheej txheem xws li arc vuam lossis vuam. Qee qhov txiaj ntsig tseem ceeb tau teev tseg hauv qab no:
1. Zoo welds
Lub zog xa tawm ntawm cov txheej txheem vuam ua kom huv, muaj zog welds nrog tsawg thermal distortion.
2. Cov txheej txheem sib sib zog nqus welding
Lub tsom teeb laser ntawm laser vuam tso cai rau kev sib sib zog nqus weld nkag mus rau piv rau cov txheej txheem ib txwm muaj. Nws kuj tseem paub txog kev txhim kho kev sib koom tes thiab kev ua haujlwm.
3. Thaum tshav kub kub conduction vuam txheej txheem
Cov cua sov hauv cheeb tsam ntawm tooj liab vuam minimizes tshav kub-cuam tshuam cheeb tsam, yog li txo warping thiab cracking.
4. Txhim kho hluav taws xob conductivity
Cov txheej txheem vuam tooj liab pab txhawb kev tswj xyuas meej thiab kev tiv thaiv roj inert. Nyob rau tib lub sijhawm, nws tuaj yeem tiv thaiv oxidation thiab tswj tau qhov zoo tshaj plaws conductivity ntawm tooj liab nyob rau hauv weld cheeb tsam.
Qhov twg laser vuam txoj kev yog qhov zoo tshaj plaws rau tooj liab?
Kev txiav txim siab qhov zoo tshaj plaws tooj liab laser vuam txoj kev yog nyob ntawm cov neeg siv khoom nyiam thiab cov kev xav tau. Muab hauv qab no yog qee txoj hauv kev zoo tshaj plaws rau tooj liab soldering:
1. Nruam yoj (CW) laser vuam
Ntawm lwm cov txheej txheem laser welding, nruam yoj laser vuam yog tsim rau kev sib sib zog nqus welding ntawm tuab tooj liab seem. Tsis zoo li lwm cov thev naus laus zis thev naus laus zis, CW lasers muab lub teeb ci txuas ntxiv ntawm lub zog thiab lub teeb ci ruaj khov.
qhov zoo:
Muab cov khoom cua kub sib xws.
Lub vuam ceev yog siab thiab efficiency siab.
Zoo vuam qhov tob tswj.
tsis txaus:
Lub hwj chim yuav tsum tau ua tib zoo tswj kom tsis txhob muaj cua sov ntau dhau thiab cuam tshuam.
Tej zaum yuav tsis haum rau nyias slicing vim muaj cua kub nkag.
2. Ntsuab diode laser
Green diode lasers yog qhov zoo tshaj plaws rau kev koom nrog cov ntawv nyias nyias, micro-welding, thiab kev tsim khoom ntxiv. Es tsis txhob dav wavelengths ntawm cov tsoos lasers, lawv emit concentrated ntsuab teeb uas zoo kawg nkaus sib xws nrog tooj liab vuam cov tswv yim.
qhov zoo:
Vim qhov luv wavelength (kwv yees li 515 nanometers).
Thaum tshav kub kub input yog txo piv rau cov pa infrared lasers, minimizing distortion thiab spatter.
Precise tswj ntawm weld loj thiab tshav kub cuam tshuam cheeb tsam.
tsis txaus:
Tsawg zog piv rau lwm hom lasers.
Cov cuab yeej tshiab.
Cov khoom siv raug nqi siab dua.
3. fiber ntau laser
Fiber lasers tau tshwm sim raws li muaj zog contenders, muab ntau yam thiab muaj txiaj ntsig kev daws teeb meem rau vuam tooj liab. Cov lasers no zoo tshaj plaws rau ntau yam ntawm tooj liab thicknesses thiab daim ntawv thov versatility.
qhov zoo:
Siab zog thiab beam zoo.
Haum rau ob qho tib si nyias thiab tuab.
Cov kev xaiv yooj yim wavelength (915 nm, 1064 nm) tuaj yeem hloov kho rau cov tooj liab tshwj xeeb.
Compact thiab siv tau zoo.
tsis txaus:
Cov tooj liab ntshiab muaj qhov nqus tsawg dua.
Yuav tsum tau ua tib zoo saib xyuas kom tsis txhob muaj teeb meem thermal
4. Infrared laser
Infrared lasers paub txog kev sib txuas cov khoom siv zoo xws li cov xov hlau thiab circuits hauv smartphones, sensors, thiab cov ntawv luam tawm hauv Circuit Court. Lawv kuj tau siv los txuas cov roj teeb tab, busbars, thiab cov khoom siv hluav taws xob sib hloov rau cov tsheb hluav taws xob. Tsis tas li ntawd, infrared lasers tuaj yeem siv los tsim lub teeb yuag thiab muaj zog cov qauv rau lub dav hlau thiab lub dav hlau.
qhov zoo:
Piv nrog rau cov thev naus laus zis laser tshiab, infrared lasers muaj kev xaiv pheej yig dua rau tooj liab vuam.
Infrared laser welding yog cov cuab yeej paub tab nrog cov cuab yeej tsim kho thiab cov khoom siv tau yooj yim.
Infrared lasers tuaj yeem siv nrog ntau yam kev siv vuam, nrog rau kev siv vuam, qhov tseem ceeb vuam, thiab sib sib zog nqus vuam.
tsis txaus:
Kev siv hluav taws xob siab tuaj yeem ua rau tawg thiab porosity hauv qhov vuam.
Cov txheej txheem no yuav tsum tau ntxuav ntau dua thiab tuaj yeem cuam tshuam rau kev sib koom ua ke.
HAZ loj thiab muaj peev xwm distortion ua infrared lasers tsawg haum rau high-precision vuam ntawm nyias tooj liab los xij.