Iyini i-UV LED Curing?

Ukwelashwa kwe-UV LED kuyindlela esebenzisa ukukhanya kwe-ultraviolet ukwelapha noma ukuqinisa izinto. Le nqubo ihlanganisa ukudalula okokusebenza kuma-UV LED diode akhipha ukukhanya kwe-UV. Uma ukukhanya kwe-UV kushaya into, iqala ukusabela kwamakhemikhali okwenza into ibe lukhuni noma ixazulule. I-UV LED diode iphuma ukukhanya kwe-UV-A, i-UV-B, ne-UV-C, okuhambisana nobude begagasi obudingekayo ukuze kuqalwe inqubo yokwelapha.

Le nqubo yokwelapha iwubuchwepheshe obusha obusanda kuthola ukuduma. Kuyindlela esebenza kangcono futhi eco-friendly ekwelapheni okuvamile kwe-UV ngamalambu omhwamuko wemercury. I-UV LED  inezinzuzo ezimbalwa phezu kokwelapha okuvamile kwe-UV, okuhlanganisa ukusetshenziswa kwamandla okuphansi, umjikelezo omude wesistimu, kanye nokungabikho komhwamuko we-mercury.

Isebenza kanjani i-UV LED Curing?

I-UV LED  isebenza ngokukhipha ukukhanya kwe-UV ebangeni le-wavelength elingu-365-405 nm, eliqala inqubo yokwelapha. Ukukhanya kuqala ukusabela kwe-photochemical okwenza okokusebenza kube lukhuni noma kwelaphe lapho kushaya into. Le ndlela ibizwa ngokuthi i-photopolymerization.

Ukukhanya kwe-UV kwenza i-photoinitiator isebenze kokubalulekile, okuyinhlanganisela yamakhemikhali eqala inqubo yokwelapha, ngesikhathi se-photopolymerization. I-photoinitiator imunca ukukhanya kwe-ultraviolet futhi ikhiqize ama-radicals mahhala, asebenzisana nama-monomers wento ukwenza ama-polymer. Ama-polymer abe esexhumanisa ukuze enze into eqinile, eselashiwe.

Izinzuzo ze-UV LED Curing

Ukwelashwa kwe-UV LED kunezinzuzo eziningi ngaphezu kwamasu okwelapha avamile, njengokushisa noma ukuphulukisa okusekelwe ku-solvent. Phakathi kwezinzuzo eziyinhloko zalokhu kwelashwa kukhona:

Inqubo eyonga amandla

Ukwelashwa kwe-UV LED kuyinqubo eyonga amandla ngendlela engavamile. Kuye   idinga amandla amancane ukwelapha inani elifanayo lezinto uma kuqhathaniswa nezindlela zokwelapha ezivamile ezibandakanya ukushisa noma izincibilikisi. Amalambu e-UV LED asetshenziswa kule nqubo aguqula iningi lamandla kagesi abawasebenzisayo abe ukukhanya kwe-UV, okusetshenziselwa ukwelapha.

Ihambisana Nemvelo

Inqubo yokwelapha ye-UV LED ayilungile ngokwemvelo. Kuye   ayikhiqizi izinto ezikhishwayo eziyingozi noma imfucumfucu, ngokungafani nezindlela zokwelapha ezisekelwe ku-solvent. Ngaphezu kwalokho, izibani ze-UV ezisetshenziswa kule nqubo zinesikhathi eside sokuphila, okunciphisa imvamisa okufanele zishintshwe futhi zilahlwe.

Izikhathi Zokuphulukisa Ngokushesha

Ukukhanya kwe-UV LED g inqubo esheshayo ekwazi ukwelapha izinto ngemizuzwana noma imizuzu. Lokhu kuyenza ifaneleke ezindaweni zokukhiqiza ezinevolumu ephezulu lapho ukushesha kubalulekile khona.

Ikhwalithi Ethuthukisiwe

I-UV LED  ikhiqiza izinto ezilashwayo zekhwalithi ephezulu ezinezakhiwo ezithuthukisiwe, okuhlanganisa ukuqina okukhulayo, ukumelana nemihuzuko, nokunamathela. Lokhu kungenxa yokuthi inqubo inika amandla ukulawula okunembayo kuzimo zokuphulukisa, njengokuchayeka ekukhanyeni nobude besikhathi.

Ukuziphatha okuningi

I-UV LED ingasetshenziswa ekwelapheni izinhlobonhlobo zezinto, okuhlanganisa izinto zokunamathisela, odayi, nezinameka. Ngaphezu kwalokho, inqubo isebenza kuma-substrates ahlukahlukene, okuhlanganisa amapulasitiki, izinsimbi, nezinsimbi.

Izicelo ze-UV LED zokuphulukisa

Ukubulala amagciwane kwe-UV LED kunezinhlobonhlobo zezicelo zezimboni, kufaka phakathi:

Ezezimoto

Ukwelashwa kwe-UV LED kusetshenziswa embonini yezimoto ukwelapha ama-coatings nama-adhesives. Le nqubo inenzuzo ikakhulukazi embonini yezimoto, lapho isivinini sibalulekile ukuhlangabezana nezidingo zemakethe. Ibuye isetshenziselwe ukwelapha amajazi acacile afakwa ngaphandle kwemoto ukuyivikela ezintweni.

Ezogesi

Ukwelashwa kwe-UV LED kusetshenziswa embonini ye-elekthronikhi ukwelapha izinto ezinamathelayo nama-encapsulants. Lezi zingxenye zisetshenziselwa ukwenza izinto zikagesi ezifana nama-smartphone, amaphilisi namakhompyutha. Iphinde isetshenziselwe ukwelapha imaski ye-solder, esetshenziswa ngesikhathi senqubo yokuhlanganisa ukuze kuvikelwe ingaphezulu lamabhodi esekethe aphrintiwe (ama-PCB).

I-Aerospace

Ukwelashwa kwe-UV LED kusetshenziswa embonini ye-aerospace ukwelapha izinto ezinamathelayo kanye nezingubo. Le nqubo iwusizo ikakhulukazi ekuhlanganiseni izinto eziyinhlanganisela, ezivame ukusetshenziswa embonini yokukhiqiza izindiza. Ama-sealant asetshenziselwa ukuvala amalunga kanye nemifantu ezakhiweni zezindiza nawo ayelashwa kusetshenziswa indlela efanayo.

Ezokwelapha

Ukwelashwa kwe-UV LED kusetshenziswa embonini yezokwelapha ukwelapha izinto zokunamathisela zamazinyo nezinhlanganisela. Le ndlela iwusizo kakhulu ekwenzeni ukubuyisela amazinyo njengokugcwaliswa, imiqhele, namabhuloho. Izinamatheliso zezokwelapha, ezisetshenziselwa ukuhlanganisa imishini yezokwelapha kanye nezimila emzimbeni, ziyalapheka kusetshenziswa lokhu.

Ukupakisha

Embonini yokupakisha, i-pigments ne-coating zelashwa kusetshenziswa ukwelapha kwe-UV LED. Le nqubo iwusizo ikakhulukazi ekukhiqizeni ukudla okupakishwayo, lapho izinto eselashiwe kufanele zivikeleke ukuze zisetshenziswe abantu. Iphinde isetshenziselwe ukwelapha izinto ezinamathelayo ezisetshenziswa ekufakweni kokupakisha, njengokuvalwa kwebhokisi nokuvalwa kwezikhwama.

Amasistimu Wokwelapha we-UV LED

Amasistimu wokuphulukisa we-UV LED ahlanganisa isibani se-UV LED, ukunikezwa kwamandla, kanye nesistimu yesiqandisi. Isibani se-UV LED siyingxenye ebaluleke kakhulu yesistimu ngoba sikhiqiza ukukhanya kwe-UV okudingekayo ekwelapheni. Ukunikezwa kwamandla kunikeza isibani se-UV LED ngamandla kagesi adingekayo, kuyilapho uhlelo lokungenisa umoya luvimbela isibani ekushiseni ngesikhathi sokusebenza.

I-UV LED  Amasistimu afika ngezinhlobo ezimbili: ukuphulukiswa kwamabala nokuphulukiswa kwezikhukhula. Amasistimu okwelapha ama-spot asebenzisa i-UV encane, egxilile yokukhanya kwe-UV ukwelapha izindawo ezincane noma izifunda zento. Ngokuphambene, amasistimu okwelapha ezikhukhula asebenzisa i-UV enkudlwana, ehlukanisayo yokukhanya kwe-UV ukwelapha izindawo ezinkulu noma yonke indawo yezinto.

Lapho ukwelapha okunembayo kuyadingeka, izimboni zezokwelapha nezamazinyo ngokuvamile zisebenzisa amasistimu okwelapha amabala. Ezimbonini lapho isivinini nokusebenza kahle kubalulekile, njengezimboni zezimoto nezama-elekthronikhi, amasistimu okwelapha ezikhukhula avame ukusetshenziswa.

Ukucatshangelwa Lapho Ukhetha Isistimu Yokwelapha ye-UV LED

Kunezici eziningi okufanele zicatshangelwe lapho kukhethwa a Ukwelashwa kwe-UV LED s uhlelo, njenge:

Ukwelapha Properties:

Izakhiwo ezidingekayo zokuphulukisa zohlelo lokusebenza zincike ezidingweni ezithile zezinto ezilashwayo. Isikhathi sokuphulukisa sokukhanya kwe-UV, ukuqina, nobude begagasi yizici ezibalulekile okufanele zicatshangelwe. Cabangela isikhathi sokwelapha esidingekayo sempahla, njengoba ezinye izinto zingadinga isikhathi eside sokuphulukisa kunezinye.

Kubalulekile ukuqinisekisa ukuthi amandla okukhanya kwe-UV anele ukufeza izici ezifiselekayo zokuphulukisa, njengoba inquma ukuthi izinto zizokwelapheka ngokushesha kangakanani. Kuyadingeka futhi ukucabangela ubude begagasi bokukhanya kwe-UV okusetshenziselwa ukwelapha, njengoba izinto ezihlukene zidinga amaza ahlukahlukene ukuze zelashwe kahle. Izinto ezithile zingase zidinge uhla oluthile lwamaza obude ukuze kufezwe izici zokwelapha ezifiselekayo.

Ukuhambisana kwe-substrate:

I- I-UV LED  Isistimu kufanele ihambisane ne-substrate eselashwayo. Ipulasitiki, izinsimbi, nezitsha zobumba ziyizibonelo zama-substrates anezakhiwo ezingaba nomthelela enqubweni yokwelapha. Isibonelo, ukumuncwa noma ukubonakaliswa kokukhanya kwe-UV ngezinto ezithile kungaba nomthelela esikhathini sokuphulukisa noma ukuqina. Ukufeza izici ezifiselekayo zokuphulukisa, kubalulekile ukuqinisekisa ukuthi isistimu yokwelapha ye-UV LED iyahambisana ne-substrate eselaphekayo.

Ukuphila Kwelambu:

Uma ukhetha isistimu yokubulala amagciwane ye-UV LED, kubalulekile ukucabangela ubude bempilo yesibani. Ukuphila kwesibani kunomthelela ezindlekweni eziphelele zobunikazi besistimu, njengoba ukushintshwa kwezibani njalo kungakhuphula isamba sezindleko. Ukuphila kwesibani kungahluka kuye ngekhwalithi nesibani sokusetshenziswa. Ukunciphisa izindleko eziphelele zobunikazi, kubalulekile ukukhetha isibani se-UV LED esiqinile, sekhwalithi ephezulu.

Usayizi Wesistimu:

Usayizi we   uhlelo lokuphulukisa luyinto ebalulekile ngoba luthinta inani lesikhala sokufaka esidingekayo. Ngokuya ngosayizi wento eselashwayo, izinhlelo zokusebenza ezahlukahlukene zingadinga amasistimu anosayizi ohlukile. Amasistimu okwelapha amabala asetshenziswa embonini yezokwelapha nezamazinyo angase abe mancane futhi asebenzise isikhala, kuyilapho amasistimu okwelapha ezikhukhula asetshenziswa embonini yezimoto angase abe makhudlwana futhi adinge indawo eyengeziwe.

Izindleko

Izindleko zesistimu yokwelapha ziyisici esibalulekile okufanele sicatshangelwe lapho ukhetha uhlelo. Intengo ihlanganisa kokubili inani lokuqala lokuthenga nezindleko zokusebenza, ezifana nokusetshenziswa kwamandla nokushintshwa kwezibani. Intengo yesistimu ingase yehluke kuye ngekhwalithi nezici zesistimu. Kubalulekile ukukhetha isistimu eyongayo evumelana nezidingo eziqondile zohlelo lokusebenza.

Izingxenye Zesistimu Ezithuthukisiwe Zokwelashwa Kwe-UV LED

Amasistimu wokuphrinta we-UV LED

Ukuphrinta kwe-UV LED amasistimu okwelapha aklanyelwe ngqo izinhlelo zokusebenza zokuphrinta. UV Amasistimu wokuphrinta we-LED  sebenzisa i-UV LED diode ukwelapha izibala zokuphrinta nezingubo.

Izixazululo ze-UV LED

Izixazululo ze-UV LED  kukhona I-UV LED amasistimu ahloselwe ngqo izicelo zezimboni. Kuzicelo zezimboni, i-U Isixazululo se-V LED s basebenzisa ama-UV LED diode ukuze belaphe izinto ezinamathelayo, izinto ezinamathelayo, nezinye izinto.

I-UV LED diode yizici ezikhipha i-UV enqubweni yokwelapha. I-UV LED diode ikhipha ukukhanya kwe-UV ebangeni elingu-365-405 nm, okuyibanga le-spectral eliqala inqubo yokwelapha.

Eziningana Abakhiqizi be-UV led diode Njenge   I-Tianhui Electric   khiqiza ama-UV diode emakethe. Ukuqinisekisa ukusebenza okuhle kakhulu nokuthembeka ezinhlelweni zokuphulukisa ze-UV LED, kubalulekile ukukhetha ama-diode ekhwalithi ephezulu kubakhiqizi abathembekile. Izindaba ezinhle ukuthi I-Tianhui Electric  ingenye yezinkampani ezinedumela elihle nezithembekile ezihlinzeka ngemikhiqizo yekhwalithi!

Njengoba ubuchwepheshe bokwelapha be-UV LED buqhubeka nokuthuthuka, kulindeleke ukuthi buzothola ezinye izinhlelo zokusebenza ezimbonini ezahlukahlukene, okukwenze kube yingxenye ebalulekile yezinqubo zokukhiqiza zesimanje. Xhumana I-Tianhui Electric  namuhla futhi ufunde okwengeziwe.