iindaba

Intshayelelo: Umba oshicilelweyo kukubonisa ixabiso lawo ngomphezulu wokubhaliweyo kunye noshicilelo olubhaliweyo, ukukhanya kumphezulu wento eprintiweyo egqutywe ngomaleko wengubo ecacileyo engenambala, emva kokulinganisa, ukomisa kumphezulu wento eprintiweyo ukwenza into encinci. kunye umaleko transparent eqaqambileyo yeteknoloji processing.I-glazing ayinako ukunyusa kuphela ukukhanya kwendawo eprintiweyo, ukukhusela isicatshulwa esishicilelweyo, kodwa kwakhona akuyi kuchaphazela ukuphinda kusetyenziswe iphepha.Eli nqaku labelana ngomxholo oyeleleneyo wezinto ezichaphazela umgangatho weglazing kwireferensi yabahlobo:

Ukuqhwanyaza

Ukukhanya okungaphezulu kufakwe (okanye kutshiswe, kuprintwe) kumphezulu wento eprintiweyo kunye nomgca wengubo engabonakaliyo engenambala, ekhusela kwaye ikhulise ukukhanya kwento eprintiweyo emva kokumisa.Kumphezulu wezinto eziprintiweyo zigqunywe (okanye ukutshiza, ukuprinta) kumaleko wengubo ecacileyo engenambala, emva kokulinganisa, ukomisa, ukucinezela, ukunyanga kumphezulu wento eprintiweyo ukwenza umaleko obhityileyo kunye nofanayo ocacileyo oqaqambileyo, dlala ukwandisa ukuguda komphezulu womthwali, khusela umsebenzi wokushicilela umhombiso ocolekileyo wenkqubo, owaziwa ngokuba yinkqubo yokubeka.Inkqubo yokushicilela inokwahlulwa ibe yi-coating glazing, i-coating pressure light, i-UV glazing, i-pearlescent pigment glazing njalo njalo.

01 Ukufaneleka kokukhazimla

Ukufaneleka kweglosi yokuprinta ikakhulu kubhekiselele kwimpembelelo yephepha lokushicilela kunye ne-inki yokushicilela.Eyona nto ichaphazelayo yikristale yephepha, i-inki kunye nomba oprintiweyo.

1) Ukusebenza kwephepha

Umgangatho wokuprinta uxhomekeke ekubeni iphepha linokufaneleka kakuhle kwe-glazing.Phakathi kwazo, ukugudisa kunye nokusebenza kokufunxa yeyona nto iphambili echaphazela ukufaneleka kokukhanya kwephepha.

Ukuguda kwephepha

Oku kubizwa ngokuba bugudileyo, linqanaba lomphezulu wephepha ukusuka ukufana okugudileyo.Xa i-smooth yephepha iphezulu, i-glazing iyakwazi ukudibanisa kakuhle kunye nomgangatho wephepha, kwaye iqhube i-flat flat kwiphepha lephepha, emva kokumisa kungenza ifilimu ephezulu ye-smoothness, kunye nefuthe elihle lokugcoba;Xa ukuguda kwephepha kuphantsi, ngenxa yokuba umphezulu wephepha urhabaxa, umphezulu wephepha lomehluko othe tyaba uya kufunxa i-glazing coating, ngoko umphumo we-glazing awulungile, ngenxa yolu kusilela, kufuneka uqale uqatywe ngomaleko we-glazing. i-adhesive kumphezulu wento eprintiweyo kunye ne-glazing.

Ipropati yokufunxa iphepha

Into ebizwa ngokuba yi-absorption performance, njengoko igama lisitsho, yi-inki yokufaka i-inki yokudibanisa kunye nokusebenza kwe-solvent.I-capillary absorbability kunye ne-voidage yefiber yephepha imisela ukuba umphezulu wephepha unokufunxa okuqinileyo.Xa iphepha lineempawu ezinamandla zokufunxa, liya kwandisa i-viscosity ye-glazing coating.Ngaloo ndlela, ipropati yokulinganisa iyancitshiswa;Ngokuchasene noko, xa ipropathi yokufunxa yephepha ibuthathaka, i-gloss coating viscosity ayiyi kunyuka ngenxa yokomisa.Oku kwenza ukuqina, ukunyamezela kunye nokusebenza kwe-conjunctiva kuyancipha, kunzima ukwenza ifilimu enhle kumphezulu wento eprintiweyo.Ukusombulula le ngxaki, kufuneka sandise ixesha lokulinganisa kunye nokwandisa ubushushu bokumisa ukuphucula umgangatho we-glazing.

2) Ukusebenza kwe-Ink

Ngokubhekiselele kwintsebenzo ye-inki, izinto eziphambili ezichaphazela umgangatho wokushicilela isiphumo sokumanzisa inki kunye nobungakanani besuntswana le-inki.Xa amaqhekeza amancinci kwaye asasazeke kakhulu, ngenxa yempembelelo yoxinzelelo lwe-coating, ayinayo kuphela ukulinganisa okulungileyo, kunye nokugudiswa komgangatho wefilimu kuphezulu, ngokuchaseneyo, amaqhekeza amakhulu kunye nokusasazeka okungahambi kakuhle, kuya kwandisa uburhabaxa bomhlaba. umaleko we-inki.Ngoko ke, ekukhethweni kwe-inki, kufuneka siqinisekise ukuba i-inki inokumelana notywala okulungileyo, ukuxhathisa kwe-asidi kunye nealkali, ukuxhathisa kwe-solvent, ukumelana nobushushu kunye nezinye iimpawu, kungekhona nje ukuthintela utshintsho lwemizobo, kodwa nokuthintela ukubonakala kokushwabana. ulusu.Ukongeza, ukuze kuthintelwe ukuguquka kombala we-inki, kufuneka kuqinisekiswe ukuba inonamathela kunye nokuqaqamba okuqinileyo

3) Ukushicilela ngekristale

Esona sizathu siphambili sokushicilela icrystallization kukuba ushicilelo lusetyenziswa ixesha elide, okanye kwi-inki yangasemva yongezwe kakhulu, ukuze ibonakale kumphezulu wephepha le-inki yefilimu i-crystallization phenomenon, kwaye emva koko ikhokelele kwi-coating ne-inki layer. ukusebenza kokubambelela kuncitshisiwe, kwaye ekugqibeleni kubonakale "i-pitting" kunye "nobuso" kunye nezinye iingxaki zekhwalithi.

Ngenxa yale ngxaki, ngokuqhelekileyo kuthatha indlela yokubeka i-lactic acid (5%) kwi-glazing coating kunye nokuxuba ngokulinganayo kunokuba i-glazing.

02 Iipropati zoKwaleka

Ngokuqhelekileyo, i-viscosity yokugqoka, ukunyanzeliswa komphezulu kunye nokuguquguquka kuya kuchaphazela umgangatho wokushicilela.Ukusuka kwindawo yokujonga i-viscosity ye-coating, ixabiso layo le-viscosity likhulu okanye lincinci lingakhokelela ekungalinganini kokuprintwa kwendawo yokuprinta, ngaloo ndlela kuchaphazela umgangatho we-glazing.Ngenxa yemfuneko yokwambatha imeko eprintiweyo yomphezulu idla ngokwahlukileyo, ngoko ke ixabiso le-viscosity likwahlukile, nto leyo ifuna ukusuka kokwaleka, ukomiswa nokucinezela kunye nezinye iinkqubo zotshintsho lwe-viscosity ukumisela ixabiso le-viscosity yokwaleka, ukuze kuqinisekiswe ukuba ukulungelelaniswa kweenkqubo ezahlukeneyo zexabiso le-viscosity ye-glazing.Ukusuka kwindawo yokujonga ukunyanzeliswa komphezulu wokugquma, ngenxa yeentlobo ezahlukeneyo zokugquma, ixabiso loxinzelelo lomphezulu alifani, ngoko ke ukumanzisa, ukucwiliswa, ukunamathela kunye noxinzelelo lokugubungela emva kokuba umphumo wefilimu awufani.Ubungakanani boxinzelelo lomphezulu wokugquma kunye nobunzima bokumanzisa umphezulu buchanekile, okuncinci ukunyanzeliswa komphezulu, umgangatho wokugquma owenziwe ngumphezulu wefilimu ufana kwaye ugudileyo, ngokuchaseneyo, ukuba umphezulu wokwaleka uxinezeleko kunoshicilelo lwefilim yoshicilelo. , emva koko ifakwe emva kwendawo yokushicilela ayiyi kuncipha kuphela, kodwa kunye nokubunjwa kwendawo ye-trachoma.

Ukususela kwi-solvent eguquguqukayo yokugqoka, ngenxa yendlela eyahlukileyo yokugqoka, ngoko ke uhlobo lwe-solvent lwe-coating, umlinganiselo kunye nokugubungela kunye nokumisa izinga lokunyuka kwe-volatilization akufani.Ngokukodwa isantya se-solvent volatilization, ngaphezu kwemvelo yayo inobudlelwane obusondeleyo, kodwa kunye nomswakama womoya kunye nokuhamba kwayo, ubushushu bendalo kunye nobukhulu bomphezulu woqhagamshelwano lomoya kunye nezinye izinto ezininzi.Isantya sokunyibilika kokunyibilika ngokukhawuleza kakhulu kuya kunciphisa umgangatho wokugquma, kwaye kubonakale imitya, itrakoma kunye nezinye iziphene ezisemgangathweni, kwaye kubangele ukuxinana kokufuma, ifilimu ekhazimlayo emva kokumiswa iya kubonakala imnyama okanye iyinto yokuqhekeka;Izinga lokuguquguquka kokutyabeka licotha kakhulu ukuba lingachaphazela ukomiswa kwe-conjunctiva, kwaye ukuqina kwe-conjunctiva kuvaliwe kunye nokunganyangeki kakuhle kongcoliseko.Ngenxa yezi ziphoso zingentla, izinga lokugubungela kufuneka lincitshiswe kwaye ukushisa kokubhaka kufuneka kwandiswe.Kolu hlalutyo lungentla, ukukhethwa kwezinto eziprintiweyo zokubeka i-glazing, kufuneka kuhambelane nenzululwazi kunye nokusebenzayo, imigaqo yezoqoqosho kunye nengqiqo, kwaye idityaniswe nombandela oshicilelweyo wokufaneleka kwayo ukukhazimla, ukusebenza kwengubo, iteknoloji, izinga lokumisa kunye nokusingqongileyo kunye nokunye. izinto, inzululwazi kunye nokhetho olufanelekileyo lomba oprintiweyo

03 Inkqubo yoKwaleka

Kwinkalo yenkqubo yokwaleka, izinto ezichaphazela umgangatho wokuprinta ubukhulu becala ubuninzi bokugquma, iimeko zokomisa kunye nezinga lokwaleka.

Ngokumalunga nobuninzi bokugquma, ubungakanani besithuba phakathi kwe-coating roller kunye ne-roller yokulinganisa isetyenziselwa ukulungelelanisa ubungakanani bobuninzi bokugquma.Ingaba i-gap phakathi "kwe-rollers ezimbini" inengqiqo okanye ayinayo impembelelo ngokuthe ngqo kwi-uniform, i-gloss surface kunye ne-smooth of the coating.Ngoko ke, kwi-glazing, kufuneka idibaniswe kunye neempawu zangempela zokufunxa ze-substrate ukulungelelanisa ixabiso kunye nokugqiba ubungakanani bengubo.Ukusuka kwimbono yeemeko zokomisa kunye nesantya sokugquma, ixesha lokumisa kunye nobushushu obufunekayo bubumba iimeko zokomisa, kwaye ukuzimisela kweemeko zokomisa kufuneka kuthathelwe ingqalelo ukusuka kuhlobo lokugquma, izinga lokugquma, ubuninzi bokugquma kunye neepropati zomphezulu wezinto eziprintiweyo.Ngokomzekelo, ngesiseko sokuqinisekisa ukuba i-coating inengqiqo, ukuba isantya sokugubungela ngokukhawuleza, siya kunciphisa ixesha loqhagamshelwano phakathi kwe-substrate kunye ne-coating roller, kwaye ukuxutywa kwengubo kuya kuncitshiswa, kwaye emva koko kunciphise ukukhanya. yokwaleka.

04 Izixhobo

Izixhobo zinefuthe elibi kumgangatho wezinto zoshicilelo, kwaye zide zikhokelele kwisiganeko sokuchithwa ngokuthe ngqo kwezinto zokushicilela, kungekhona nje inkunkuma yemithombo, ngokukodwa ukuphucula iindleko zemveliso yamashishini, kodwa kuchaphazela neenzuzo zoqoqosho lwamashishini.

Ke ngoko, amashishini ukongeza kusetyenziso lwezixhobo zokuqinisa uqeqesho lwezakhono zobuchwephesha zabaqhubi, ukuphucula inqanaba lobuchwephesha kunye nobugcisa lwabaqhubi, kodwa kwakhona kufuneka zidityaniswe nolona khetho lujoliswe kwishishini lokwenyani.Oku kungenxa yezinto ezahlukeneyo zokushicilela, iimveliso, iinkqubo kunye namabakala ahlukeneyo omgangatho kunye neemfuno zokukhuselwa kwendalo, ukukhethwa kwezixhobo akufani.Ukuqwalasela le miba ingentla ngesiseko sokudityaniswa kwamandla oqoqosho lweshishini, uqwalaselo olukhoyo kunye nokusetyenzwa kwemveliso, njl. Imeko yokwenyani, ukuze kuqinisekiswe umgangatho wokukhenkceza kangangoko kunokwenzeka phantsi kwesiseko sezenzululwazi kunye nengqiqo ukwazisa ukugulisa. izixhobo, ukuze kuncitshiswe iindleko imveliso yeshishini, kwaye kangangoko kunokwenzeka kwinkqubo izixhobo ezisetyenziselwa ukulawula ifuthe layo kumgangatho eprintiweyo glazing, ingakumbi ulawulo ikhonkco encinane.