Yintoni ukunyangwa kwe-UV LED?

Ukunyanga kwe-UV LED bubuchule obusebenzisa ukukhanya kwe-ultraviolet ukunyanga okanye ukuqinisa izinto. Le nkqubo ibandakanya ukuveza imathiriyeli kwi-UV LED diode ekhupha ukukhanya kwe-UV. Xa isibane se-UV sibetha into ethile, iqalisa ukusabela kweekhemikhali ezibangela ukuba into ibe lukhuni okanye isombulule. Iidiode ze-UV ze-LED ziphuma kwi-UV-A, i-UV-B, kunye nokukhanya kwe-UV-C, okuhambelana nobude obufunekayo ukuqalisa inkqubo yokunyanga.

Le nkqubo yokunyanga itekhnoloji entsha esanda kufumana ukuthandwa. Yeyona ndlela isebenzayo kunye ne-eco-friendly enye indlela yokunyanga ye-UV eqhelekileyo ngezibane zomphunga zemercury. Ukunyanga i-UV LED  ineengenelo ezininzi kunyango lwe-UV oluqhelekileyo, kubandakanywa ukusetyenziswa kwamandla asezantsi, umjikelo wenkqubo ende, kunye nokungabikho komphunga wemekyuri.

Isebenza njani i-UV yokunyanga i-LED?

Ukunyanga i-UV LED  isebenza ngokukhupha ukukhanya kwe-UV kuluhlu lwamaza angama-365-405 nm, oluqalisa inkqubo yokunyanga. Ukukhanya kuqala ukusabela kweefotochemical okwenza ukuba izinto zibe lukhuni okanye zinyange xa ​​zibetha izinto. Le ndlela ibizwa ngokuba yi-photopolymerization.

Ukukhanya kwe-UV kusebenze i-photoinitiator kwizinto eziphathekayo, okuyikhompawundi yeekhemikhali eqalisa inkqubo yokunyanga, ngexesha le-photopolymerization. Ifotoinitiator ifunxa ukukhanya kwe-ultraviolet kwaye ivelise iiradicals zasimahla, ezisebenza kunye neemonomers zemathiriyeli ukwenza iipolima. Iipholima emva koko zidibanisa ukudibanisa ukwenza into eqinileyo, enyangekileyo.

Izinto eziluncedo zokuNyanga i-UV LED

Ukunyangwa kwe-UV LED kuneengenelo ezininzi kubuchule obuqhelekileyo bokunyanga, njengobushushu okanye ukunyanga okusekwe kwi-solvent. Phakathi kweenzuzo eziphambili zolu nyango zi:

Inkqubo eyonga amandla

Ukunyangwa kwe-UV LED yinkqubo eyonga amandla ngokungaqhelekanga. Yiyo   kufuna amandla amancinci ukunyanga ubungakanani bezinto ezifanayo xa kuthelekiswa neendlela zokunyanga ezibandakanya ubushushu okanye izinyibilikisi. Izibane ze-UV ze-LED ezisetyenzisiweyo kwinkqubo ziguqula uninzi lwamandla ombane abawasebenzisayo zibe sisibane se-UV, esisetyenziselwa ukunyanga.

Iyahambelana nokusiNgqongileyo

Inkqubo yokunyanga i-UV ye-LED ayilungile ngokusingqongileyo. Yiyo   ayivelisi izinto ezikhutshwayo ezinobungozi okanye inkunkuma, ngokungafaniyo nobushushu kunye neendlela zokunyanga ezisekwe kwi-solvent. Ukongezelela, izibane ze-UV ezisetyenziswe kwinkqubo zinexesha elide lokuphila, elinciphisa ukuphindaphinda ekufuneka zitshintshwe kwaye zilahlwe.

Ixesha lokunyanga ngokukhawuleza

I-curin ye-UV ye-LED g yinkqubo ekhawulezayo enokunyanga izinto ngemizuzwana okanye imizuzu. Oku kuyenza ilungele iindawo zemveliso ezinomthamo ophezulu apho ukukhawuleza kubalulekile.

Umgangatho ophuculweyo

Ukunyanga i-UV LED  ivelisa izinto ezikumgangatho ophezulu ezinyangiweyo ezineempawu ezongeziweyo, ezibandakanya ukomelela okongeziweyo, ukuxhathisa ukonakala, kunye nokuncamathela. Oku kungenxa yokuba le nkqubo yenza ukuba kube lula ukulawula iimeko zokunyanga, ezifana nobunzulu bokukhanya kunye nobude bexesha.

Ukuguquguquka

Ukunyanga i-UV LED ingasetyenziselwa ukunyanga izinto ezahlukahlukeneyo, kuquka izinto zokuncamathelisa, iidayi, kunye nezaleko. Ngaphezu koko, le nkqubo iyasebenza kwiintlobo ezahlukeneyo zesubstrates, kubandakanywa iiplastiki, isinyithi, kunye neekeramics.

Izicelo ze-UV ze-LED zokuNyanga

Ukubulala iintsholongwane kwe-UV LED kuneendlela ezahlukeneyo zokusetyenziswa kwamashishini, kubandakanywa:

Iimoto

Ukunyangwa kwe-UV ye-LED kusetyenziswa kumzi mveliso weemoto ukunyanga iingubo kunye nezinto ezincamathelayo. Inkqubo iluncedo ngakumbi kushishino lweemoto, apho isantya siyimfuneko ukuhlangabezana neemfuno zemarike. Ikwasetyenziselwa ukunyanga iidyasi ezicacileyo ezifakwe kwimoto yangaphandle ukuyikhusela kwizinto.

Electronics

Ukunyanga kwe-UV ye-LED kusetyenziswa kwishishini le-elektroniki ukunyanga izinto ezincamathelayo kunye ne-encapsulants. Ezi zixhobo zisetyenziselwa ukwenza izixhobo zombane ezinjengee-smartphones, iitafile kunye neekhompyuter. Ikwasetyenziselwa ukunyanga iimaski ze-solder, ezisetyenziswa ngexesha lenkqubo ye-soldering ukukhusela umphezulu weebhodi zesekethe eziprintiweyo (PCBs).

I-Aerospace

Ukunyangwa kwe-UV ye-LED kusetyenziswa kwishishini le-aerospace ukunyanga izinto ezincamathelayo kunye nokwaleka. Ubuchwephesha buluncedo ngakumbi ekudibaneni izinto ezidityanisiweyo, ezidla ngokusetyenziswa kwishishini lokuvelisa iinqwelomoya. Izinto zokutywina ezisetyenziselwa ukutywina amalungu kunye neentanda kwizakhiwo zenqwelomoya nazo ziyanyangwa kusetyenziswa ubuchule obufanayo.

Ezonyango

Ukunyangwa kwe-UV ye-LED kusetyenziswa kwishishini lezonyango ukunyanga izinto zokuncamathelisa zamazinyo kunye ne-composites. Indlela iluncedo kakhulu ekwenzeni ukubuyisela amazinyo njengokuzaliswa, izithsaba, kunye neebhulorho. Izincamathelisi zonyango, ezisetyenziselwa ukudibanisa izixhobo zonyango kunye nokufakelwa emzimbeni, ziyanyangwa kusetyenziswa oku.

Ukupakisha

Kwishishini lokupakisha, ii-pigments kunye neengubo ziyanyangwa kusetyenziswa ukunyanga kwe-UV LED. Inkqubo iluncedo kakhulu kwimveliso yokupakishwa kokutya, apho izinto ezinyangayo kufuneka zikhuseleke ukuze zisetyenziswe ngabantu. Ikwasetyenziselwa ukunyanga izinto zokuncamathelisa ezisetyenziselwa ukupakisha, ezinje ngebhokisi kunye nokuvalwa kweengxowa.

Iinkqubo zokunyanga ze-UV ze-LED

Iinkqubo zokunyanga ze-UV ze-LED ziquka isibane se-UV LED, umbane, kunye nenkqubo yefriji. Isibane se-UV LED yeyona nto ibalulekileyo yenkqubo kuba ivelisa ukukhanya kwe-UV okuyimfuneko yokunyanga. Ukunikezelwa kwamandla kunika isibane se-UV ye-LED ngamandla ombane ayimfuneko, ngelixa inkqubo yokungenisa umoya ikhusela isibane ekushiseni ngexesha lokusebenza.

Ukunyanga i-UV LED  Iinkqubo ziza kwiindidi ezimbini: ukunyanga amabala kunye nokunyanga izikhukhula. Iinkqubo zokunyanga indawo zisebenzisa isibane esincinci, esigxile kwi-UV ukunyanga iindawo ezincinci okanye imimandla yemathiriyeli. Ngokwahlukileyo koko, iinkqubo zokunyanga izandyondyo zemvula zisebenzisa isibane esikhulu, esisasazekileyo se-UV ukunyanga iindawo ezinkulu okanye umphezulu opheleleyo wemathiriyeli.

Xa unyango oluchanekileyo lufuneka, amashishini ezonyango kunye namazinyo ahlala esebenzisa iinkqubo zokunyanga amabala. Kumashishini apho isantya kunye nokusebenza kakuhle kubalulekile, okufana nemizi-mveliso yeemoto kunye neyombane, iinkqubo zokunyanga izandyondyo zidla ngokusetyenziswa.

Ukuqwalaselwa xa ukhetha i-UV ye-LED yokuNyanga iNkqubo

Kukho izinto ezininzi ekufuneka ziqwalaselwe xa ukhetha a Ukunyanga kwe-UV LED s inkqubo, njenge:

Iipropati zokunyanga:

Iipropati eziyimfuneko zokunyanga kwisicelo zixhomekeke kwiimfuno ezithile zemathiriyeli enyangwayo. Ixesha lokunyanga isibane se-UV, ukuqina, kunye nobude be-wavelength zizinto ezibalulekileyo ekufuneka ziqwalaselwe. Qwalasela ixesha elifunekayo lokunyanga imathiriyeli, njengoko ezinye izixhobo zinokufuna ixesha elide lokunyanga kunezinye.

Kubalulekile ukuqinisekisa ukuba ubunzulu bokukhanya kwe-UV banele ukufezekisa iipropathi ezinqwenelekayo zokunyanga, njengoko kugqiba ukuba imathiriyeli iya kunyanga ngokukhawuleza kangakanani. Kukwayimfuneko ukuthathela ingqalelo ubude bokukhanya kwe-UV esetyenziselwa ukunyanga, njengoko izixhobo ezahlukeneyo zifuna ubude bamaza ahlukeneyo ukuze kunyangeke. Izixhobo ezithile zinokufuna uluhlu oluthile lwamaza obude ukuze kuphunyezwe iimpawu ezifunekayo zokunyanga.

Ukuhambelana kweSubstrate:

I- Ukunyanga i-UV LED  Inkqubo kufuneka ihambelane ne-substrate enyangwayo. Iiplastiki, isinyithi, kunye neeseramikhi yimizekelo yee-substrates ezineempawu ezinokuchaphazela inkqubo yokunyanga. Umzekelo, ukufunxwa okanye ukubonakaliswa kokukhanya kwe-UV ngezinto ezithile kunokuchaphazela ixesha lokunyanga okanye ubunzulu. Ukufezekisa iipropathi ezifunekayo zokunyanga, kubalulekile ukuqinisekisa ukuba inkqubo yokunyanga ye-UV LED iyahambelana ne-substrate enyangwayo.

Ubomi beSibane:

Xa ukhetha isixokelelwano sokubulala iintsholongwane se-UV LED, kubalulekile ukuqwalasela ixesha lokuphila kwesibane. Ubomi besibane buchaphazela ixabiso elipheleleyo lobunini benkqubo, njengoko ukutshintshwa kwezibane rhoqo kunokunyusa ixabiso lilonke. Ubomi besibane bunokwahluka ngokuxhomekeke kumgangatho wesibane kunye namaxesha okusetyenziswa kwawo. Ukunciphisa iindleko ezipheleleyo zobunini, kubalulekile ukukhetha isibane se-UV LED ehlala ixesha elide, ekumgangatho ophezulu.

Ubungakanani beNkqubo:

Ubungakanani be   inkqubo yokunyanga yinto ebalulekileyo kuba ichaphazela ubungakanani besithuba sofakelo esifunekayo. Ngokuxhomekeke kubungakanani bezinto ezinyangwayo, izicelo ezahlukeneyo zinokufuna iisistim ezinobungakanani obahlukeneyo. Iinkqubo zokunyanga amabala ezisetyenziswa kushishino lwezonyango kunye namazinyo zisenokuba zincinci kwaye zisebenzise indawo, ngelixa iinkqubo zokunyanga izandyondyo ezisetyenziswa kushishino lweemoto zinokuba nkulu kwaye zifuna indawo enkulu.

Iindleko

Iindleko zenkqubo yokunyanga yinto ebalulekileyo ekufuneka iqwalaselwe xa ukhetha inkqubo. Ixabiso libandakanya zombini ixabiso lokuqala lokuthenga kunye neendleko zokusebenza, ezifana nokusetyenziswa kwamandla kunye nokutshintshwa kwezibane. Ixabiso lesixokelelwano linokwahluka ngokuxhomekeke kumgangatho wenkqubo kunye neempawu. Kubalulekile ukukhetha inkqubo eyonga imali ehambelana neemfuno ezithe ngqo zesicelo.

Amacandelo eNkqubo ePhakamileyo yoNyango lwe-UV LED

Iinkqubo zoshicilelo ze-UV ze-LED

Ushicilelo lwe-UV LED ziinkqubo zokunyanga ezenzelwe ngokukodwa usetyenziso loshicilelo. UV Iinkqubo zoshicilelo lwe-LED  sebenzisa iidiode ze-UV ze-LED ukunyanga ii-pigments zokuprinta kunye neengubo.

Isisombululo se-UV LED

Isisombululo se-UV LED  zi Ukunyanga i-UV LED iinkqubo ezijoliswe ngokukodwa kwizicelo zamashishini. Kwizicelo zemizi-mveliso, iU Isisombululo se-V LED s sebenzisa i-UV LED diode ukunyanga izinto zokugquma, izinto zokuncamathelisa, kunye nezinye izinto.

Iidiode ze-UV ze-UV ngamacandelo e-UV-emitting kwinkqubo yokunyanga. Iidiode ze-UV ze-UV zikhupha ukukhanya kwe-UV kuluhlu lwe-365-405 nm, oluluhlu lwe-spectral oluqalisa inkqubo yokunyanga.

Abaliqela Abavelisi be-diode be-UV bekhokela Njenge   Tianhui Electric   ukuvelisa i-UV diodes kwimarike. Ukuqinisekisa ukusebenza okuphezulu kunye nokuthembeka kwiinkqubo zokunyanga ze-UV ze-LED, kubalulekile ukukhetha iidiode ezikumgangatho ophezulu kubavelisi abathembekileyo. Iindaba ezimnandi kukuba Tianhui Electric  yenye yeenkampani ezaziwayo nezithembekileyo ezibonelela ngeemveliso ezisemgangathweni!

Njengoko itekhnoloji yokunyanga ye-UV ye-LED iqhubeka nokuhambela phambili, kucingelwa ukuba iya kufumana izicelo ezingakumbi kumashishini ahlukeneyo, iyenza ibe yinxalenye ebalulekileyo yeenkqubo zokwenziwa kwangoku. Qhagamshelana Tianhui Electric  namhlanje kwaye ufunde ngakumbi.