Intshayelelo: Inkqubo yokudlulisa ubushushu, inkqubo eqhelekileyo ekuphathweni komphezulu kwezinto zokupakisha ubuhle, kuba kulula ukuprinta, kwaye umbala kunye nepateni zinokwenziwa ngokwezifiso. Yinkqubo ekhethwa ngabanini beempawu. Oku kulandelayo kuhlelwe nguIPHAKEJI YE-RB.Makhe sabelane ngeengxaki kunye nezisombululo ezisemgangathweni eziqhelekileyo kunye nezinto ezichaphazela ukudluliselwa kobushushu, ukuze ubhekisele kuzo kwikhonkco lobonelelo lwe-Youpin:
Ukudluliselwa kobushushu
Inkqubo yokudlulisa ubushushu ibhekisa kwiphepha lokudlulisa eligqunywe ngeepigment okanye iidayi njengendlela yokudlulisa ipateni yomaleko we-inki kwindlela yokushicilela. Umgaqo osisiseko wokudlulisa ubushushu kukuqhagamshelana ngqo ne-inki egqunywe yi-medium kunye ne-substrate. Ngokufudumeza kunye noxinzelelo lwentloko yoshicilelo olushushu kunye nesilinda yokubonisa, i-inki kwi-medium iya kunyibilika kwaye idluliselwe kwi-substrate ukuze ifumane into oyifunayo.
01Izinto ezichaphazela ukudluliselwa kobushushu
1) Intloko yokushicilela eshushu
Intloko yoshicilelo olushushu yenziwe kakhulu ngumaleko okhusela ifilimu yokuncamathelisa engaphezulu, umaleko okhusela ifilimu yokuncamathelisa esezantsi kunye nezinto zokufudumeza. Into yokufudumeza sisikrini sesilika esiqhubayo. Ngoncedo lobushushu obuveliswa yi-voltage pulse, amasuntswana arhabaxa endawo ye-inki yenxalenye yegraphic ayafakwa kwaye anyibilike ukuze kugqitywe ukudluliselwa kwe-inki.
Isantya sokuprinta sokudluliselwa kobushushu sixhomekeke kwixesha elifunekayo kumgca ngamnye wemizobo kunye nombhalo. Ke ngoko, intloko yokudluliselwa kobushushu kunye nephepha lokudlulisa kufuneka zibe nokudluliselwa kobushushu okuhle, ukuze ubushushu obuveliswa yinto yokufudumeza budlule ngokukhawuleza kumaleko okhuselayo, isiseko sephepha lokudlulisa kunye nomsantsa kwaye ekugqibeleni bufikelele kumphezulu wesiseko ukuqinisekisa ukuba i-inki inexesha elaneleyo lokudluliselwa.
2) Inki
Ukwakheka kwe-inki yokudlulisa ubushushu ngokubanzi kuqulathe amacandelo amathathu: i-pigment (i-pigment okanye idayi), i-wax kunye neoyile, apho i-wax yeyona nto iphambili kwi-inki yokudlulisa ubushushu. Ukwakheka okusisiseko kwe-inki yokudlulisa ubushushu ngokubanzi kunokubhekisa kwiTheyibhile 1.
Itheyibhile 2 ngumzekelo we-inki yokudlulisa ubushushu yokuprinta isikrini. I-N-methoxymethyl polyamide inyibilikiswa kwi-benzyl alcohol, i-toluene, i-ethanol kunye nezinye izinyibilikisi, kongezwa ii-pigments ezimelana nobushushu kunye ne-bentonite ukuze kuxutywe, kwaye emva koko kongezwa kwii-inki zokushicilela isikrini. I-inki iprintwa kwi-carrier (njengephepha lokudlulisa ubushushu) kusetyenziswa indlela yokuprinta isikrini, kwaye emva koko ilaphu licinezelwe ngobushushu kwaye lidluliselwe.
Xa kuprintwa, i-viscosity yee-inki ezahlukeneyo inxulumene ngokuthe ngqo nobushushu bokufudumeza, kwaye ubushushu bokufudumeza kunye ne-viscosity ye-inki kufuneka kulawulwe ngokungqongqo. Uqheliselo luye lwabonisa ukuba xa ubushushu bokufudumeza buyi-60 ~ 100 ℃, xa i-inki inyibilikisiwe, ixabiso le-viscosity ye-inki lizinzile malunga ne-0.6 Pa·s, eyona ifanelekileyo. Ngokubanzi, okukhona i-inki isondele kule meko, kokukhona ukusebenza kokudlulisa kungcono.
Kwiminyaka yakutshanje, ngokuphuculwa kwetekhnoloji yephakheji yerainbow yaseShanghai, ubushushu bokugcina iimveliso eziprintiweyo bunyusiwe ukusuka kwi-45 ℃ yokuqala ukuya kwi-60 ℃, nto leyo eye yandisa kakhulu uluhlu lokusetyenziswa kobushushu. Ukongeza, ukusetyenziswa kweepigments ezibonakalayo okanye iidayi ezibonakalayo kunika isiphumo esihle sombala kwiiprints zemibala.
3) Imidiya yokudlulisa
Ii-substrates ezahlukeneyo zineempawu ezahlukeneyo, ngoko ke xa ukhetha iphepha lokudlulisa, kufuneka uqaphele ezi zinto zilandelayo ze-substrate.
①Ukusebenza komzimba
Iimpawu ezibonakalayo zephepha lokudlulisa ziboniswe kwiTheyibhile 3.
Ezi zingentla ziimpawu ezibonakalayo ze-substrates ezintathu zephepha lokudlulisa ubushushu. Ezi nkalo zintathu zilandelayo zinokuqwalaselwa xa ukhetha:
Ubukhulu be-substrate ngokubanzi akufuneki bube ngaphezu kwe-20 μm;
I-substrate kufuneka ibe nomgangatho ophezulu wokugudiswa ukuqinisekisa izinga lokudluliselwa kwe-inki;
Isiseko kufuneka sibe namandla aneleyo ukuqinisekisa ukuba asizukukrazuka ngexesha lokucubungula nokuprinta amaphepha okudlulisa.
②Iimpawu zekhemikhali
Ukunamathela kwe-inki elungileyo nelinganayo ziimpawu ezimbini ezibalulekileyo zeempawu zeekhemikhali ze-substrate yephepha lokudlulisa. Kwimveliso, iimpawu zeekhemikhali zephepha lokudlulisa zichaphazela ngokuthe ngqo umgangatho wokuprinta. Ukuba iphepha lokudlulisa alikwazi ukwenza i-inki inamathele kakuhle, okanye ubungakanani be-inki abukwaziwa kakuhle kwimveliso, kuya kubangela inkunkuma yokuprinta. Inkqubo yokuprinta elungileyo kunye neeprinta ezilungileyo kufuneka zisekelwe ekuqondeni kakuhle iimpawu zeekhemikhali zephepha lokudlulisa.
③Ukusebenza kakuhle kobushushu
Ekubeni inkqubo yokudlulisa ifezekiswa ngeendlela zobushushu obuphezulu, izinto ezikwiphepha lokudlulisa kufuneka zikwazi ukumelana nempembelelo yobushushu bokudlulisa kwaye zigcine iimpawu zingatshintshi. Ngokubanzi, ukuba ukusebenza kobushushu besiseko sephepha lokudlulisa ubushushu kulungile kunokubonakaliswa zezi zinto zilandelayo:
Okukhona ukumelana nobushushu kwe-substrate engatshiyo kubushushu kuphantsi, kokukhona ubukhulu buncipha, kokukhona ukudluliselwa kobushushu kuphucuka, kwaye ukusebenza kwayo kubushushu kuphucuka;
Ubuthambileyo Ukuba umphezulu we-substrate uthambile, kokukhona ukumelana nobushushu kunciphisa kwaye ukusebenza kobushushu kubhetele;
Ubushushu bentloko yoshicilelo olushushu olumelana nobushushu ngokubanzi bumalunga ne-300 ℃, kwaye isiseko kufuneka sikwazi ukuqinisekisa ukuba ukusebenza okuphambili akutshintshi kolu bushushu.
4) I-substrate
Iisubstrates ezinomphezulu omncinci orhabaxa zinomgangatho ongcono wokuprinta, nto leyo ebaluleke kakhulu ekudluliseleni ubushushu. Ngenxa yokuba umphezulu orhabaxa wesubstrate ubonisa ukuba isubstrate inamandla amakhulu omphezulu, i-inki ekwiphepha lokudlulisa inokudluliselwa kwi-substrate kakuhle, kwaye inqanaba elifanelekileyo kunye nethoni zinokufunyanwa; kodwa irhabaxa kakhulu iya kuchaphazela umgangatho we-inki Ukudluliselwa okuqhelekileyo akuhambisani nokuphunyezwa kwenkqubo yokuprinta.
02Ukusilela komgangatho oqhelekileyo
1) Ipateni ivela kwinguqulelo epheleleyo
Isiganeko: Amachaphaza kunye neepateni zivela kwiphepha elipheleleyo.
Izizathu: i-inki viscosity iphantsi kakhulu, i-engile ye-squeegee ayifanelekanga, ubushushu bokomisa i-inki alwanelanga, umbane ongashukumiyo, njl.njl.
Ukususa: yonyusa i-viscosity, lungisa i-engile yesikrabha, yonyusa ubushushu be-oven, kwaye ugqume i-electrostatic agent ngasemva kwefilimu.
2) Ukulala phantsi
Isiganeko: Imigca efana ne-comet ivela kwelinye icala lepateni, idla ngokubonakala kwi-inki emhlophe nasemaphethelweni epateni.
Izizathu eziphambili: amasuntswana e-inki pigment makhulu, i-inki ayicocekanga, i-viscosity iphezulu, umbane ongashukumiyo, njl.
Ukususa: hluza i-inki uze ususe i-squeegee ukuze unciphise uxinzelelo; i-inki emhlophe ingalolwa kwangaphambili ukuze inyangwe nge-electrostatic film, sebenzisa izinti ezibukhali ukuze ukrwele phakathi kwe-squeegee kunye nepleyiti, okanye wongeze i-electrostatic agent.
3) Umbala ongalunganga, oveza ezantsi
Isiganeko: Ukuphambuka kombala weqela kwenzeka xa kufakwe imibala emininzi ngaphezulu, ingakumbi kumbala ongasemva.
Izizathu eziphambili: umatshini ngokwawo awunakuchaneka kwaye awuguquguquki kakuhle; ukwenziwa kakuhle kweepleyiti; ukwandiswa okungafanelekanga kunye nokufinyela kombala ongasemva.
Khupha: sebenzisa isibane se-strobe ukuze ubhalise ngesandla; yenza kwakhona ipleyiti; yandisa kwaye inciphe phantsi kwempembelelo yesiphumo sokubonakala kwepateni, okanye kungabikho mhlophe kwinxalenye encinci yepateni.
4) I-inki ayicacanga
Isiganeko: Kuvela imaski kwifilimu eprintiweyo.
Isizathu: Isibambi sokukrwela sikhululekile; uyilo alucocekanga.
Ukususa: lungisa kwakhona isikrwela kwaye ulungise isibambi semela; coca ipleyiti yokuprinta nge-powder yokucoca ukuba kuyimfuneko; faka umoya obuyela umva phakathi kwepleyiti kunye nesikrwela.
5) Umbala wokuprinta uyehla
Isiganeko: Ukuxobuka kombala kwenzeka kwindawo yasekuhlaleni yeepateni ezinkulu, ingakumbi kwifilimu yonyango yangaphambi kokulungiswa yeglasi eprintiweyo kunye nentsimbi engagqwaliyo.
Izizathu: umaleko wombala ngokwawo uyaxotyulwa xa uprintiwe kwifilimu ecutshungulwayo; umbane ongashukumiyo; umaleko we-inki yombala utyebile kwaye awomi ngokwaneleyo.
Ukususa: Nyusa ubushushu be-oven uze unciphise isantya.
6) Ukukhawuleza okungalunganga ngexesha lokudluliselwa
Isiganeko: Umaleko wombala odluliselwa kwi-substrate utsalwa lula yiteyiphu esetyenziselwa uvavanyo.
Isizathu: ukwahlukana okanye umqolo ongafanelekanga, ikakhulu ngenxa yokuba umqolo awuhambelani nesiseko.
Ukususa: Phinda ufake iglu yokukhulula (ukuba kuyimfuneko, yenza uhlengahlengiso); faka iglu yomqolo ehambelana nezinto ezisisiseko.
7) Ayinamatheli
Isiganeko: Umaleko weinki uyaxobuka xa ubuyela umva, kwaye isandi sikhulu.
Izizathu: uxinzelelo olugqithisileyo lokujika, ukomisa i-inki okungaphelelanga, ileyibhile etyebileyo kakhulu ngexesha lokuhlolwa, ubushushu obuphantsi kunye nokufuma kwangaphakathi, umbane ongashukumiyo, isantya sokuprinta esigqithisileyo, njl.
Ukususa: Nciphisa uxinzelelo lokujika, okanye unciphise ngokufanelekileyo isantya sokuprinta ukuze ukomisa kugqitywe, lawula ubushushu kunye nokufuma kwangaphakathi, kwaye ugqume i-electrostatic agent kwangaphambili.
8) Indawo yokuwisa
Ingxaki: Amachaphaza amancinci angekho rhoqo (afana namachaphaza angenakuprintwa) avela kwiwebhu engacacanga.
Isizathu: I-inki ayinyuki.
Ukususa: Coca uyilo, sebenzisa i-electrostatic suction roller, qinisa amachaphaza, lungisa uxinzelelo lwe-squeegee, kwaye unciphise ngokufanelekileyo i-viscosity ye-inki ngaphandle kokuchaphazela ezinye iimeko.
9) Igolide, isilivere, kunye neperile ezikhanyayo zibonakala zifana namaxolo eorenji xa kuprintwa
Isiganeko: Igolide, isilivere, kunye neeperile zihlala zineziqwenga ezibomvu ezifana namaxolo anombala o-orenji kwindawo enkulu.
Isizathu: Amasuntswana egolide, isilivere, kunye neeperile makhulu kwaye awanakusasazeka ngokulinganayo kwitreyi ye-inki, nto leyo ebangela uxinano olungalinganiyo.
Ukususwa: Ngaphambi kokuprinta, i-inki mayibe ilinganiswe, kwaye i-inki mayifakwe kwitreyi ye-inki ngepompo, kwaye ityhubhu yokuvuthela yeplastiki mayibekwe kwitreyi ye-inki; ukunciphisa isantya sokuprinta.
10) Ukungakwazi ukuphinda-phinda amanqanaba okuprinta
Isiganeko: Iipateni ezinenguqu enkulu kakhulu yokwahlulwa kwamanqanaba (ezifana ne-15%-100%) zihlala zingaphumeleli ukuprinta kwinxalenye ye-light mesh, uxinano olunganelanga kwinxalenye yethoni emnyama, okanye iindawo ezicacileyo zokudibana kwinxalenye yethoni ephakathi.
Isizathu: Uluhlu lotshintsho lwamachaphaza lukhulu kakhulu, kwaye ukunamathela kwe-inki kwifilimu akulunganga.
Ukususa: sebenzisa i-electrostatic suction roller; yahlulahlula ibe ziipleyiti ezimbini.
11) Ukukhanya okukwinto eprintiweyo kukhaphukhaphu
Isiganeko: Umbala wemveliso eprintiweyo ukhaphukhaphu kunesampuli, ingakumbi xa kuprintwa isilivere.
Isizathu: i-inki viscosity iphantsi kakhulu.
Ungabandakanyi: ukongeza i-inki eluhlaza ukuze kwandiswe i-inki ibe nomlinganiselo ofanelekileyo.
12) Umbhalo omhlophe unemiphetho egobileyo
Isiganeko: Imiphetho egobileyo idla ngokubonakala kwimiphetho yemibhalo efuna ubumhlophe obuphezulu.
Izizathu: amasuntswana kunye neepigment ze-inki azilunganga ngokwaneleyo; i-viscosity ye-inki iphantsi, njl.
Khupha ngaphandle: lola imela okanye wongeze izongezo; lungisa i-engile ye-squeegee; yonyusa i-viscosity ye-inki; tshintsha ipleyiti yokukrola ngombane ibe yipleyiti ye-laser.
13) Ukwaleka okungalinganiyo kwefilimu yokugquma kwangaphambili eyenziwe ngentsimbi engagqwaliyo (ukwaleka kwesilicone)
Ukulungiswa kwangaphambili kwefilimu (i-silicon coating) kudla ngokwenziwa ngaphambi kokuprinta ifilimu yokudlulisa intsimbi engagqwaliyo, ukuze ingxaki yokuxobuka okungacocekanga komaleko we-inki ngexesha lenkqubo yokudlulisa isonjululwe (umaleko we-inki ukwifilimu xa ubushushu bungaphezulu kwe-145°C). Ubunzima ekuxobukeni).
Ezi zingentla ziimpawu ezibonakalayo ze-substrates ezintathu zephepha lokudlulisa ubushushu. Ezi nkalo zintathu zilandelayo zinokuqwalaselwa xa ukhetha:
Ubukhulu be-substrate ngokubanzi akufuneki bube ngaphezu kwe-20 μm;
I-substrate kufuneka ibe nomgangatho ophezulu wokugudiswa ukuqinisekisa izinga lokudluliselwa kwe-inki;
Isiseko kufuneka sibe namandla aneleyo ukuqinisekisa ukuba asizukukrazuka ngexesha lokucubungula nokuprinta amaphepha okudlulisa.
②Iimpawu zekhemikhali
Ukunamathela kwe-inki elungileyo nelinganayo ziimpawu ezimbini ezibalulekileyo zeempawu zeekhemikhali ze-substrate yephepha lokudlulisa. Kwimveliso, iimpawu zeekhemikhali zephepha lokudlulisa zichaphazela ngokuthe ngqo umgangatho wokuprinta. Ukuba iphepha lokudlulisa alikwazi ukwenza i-inki inamathele kakuhle, okanye ubungakanani be-inki abukwaziwa kakuhle kwimveliso, kuya kubangela inkunkuma yokuprinta. Inkqubo yokuprinta elungileyo kunye neeprinta ezilungileyo kufuneka zisekelwe ekuqondeni kakuhle iimpawu zeekhemikhali zephepha lokudlulisa.
③Ukusebenza kakuhle kobushushu
Ekubeni inkqubo yokudlulisa ifezekiswa ngeendlela zobushushu obuphezulu, izinto ezikwiphepha lokudlulisa kufuneka zikwazi ukumelana nempembelelo yobushushu bokudlulisa kwaye zigcine iimpawu zingatshintshi. Ngokubanzi, ukuba ukusebenza kobushushu besiseko sephepha lokudlulisa ubushushu kulungile kunokubonakaliswa zezi zinto zilandelayo:
Okukhona ukumelana nobushushu kwe-substrate engatshiyo kubushushu kuphantsi, kokukhona ubukhulu buncipha, kokukhona ukudluliselwa kobushushu kuphucuka, kwaye ukusebenza kwayo kubushushu kuphucuka;
Ubuthambileyo Ukuba umphezulu we-substrate uthambile, kokukhona ukumelana nobushushu kunciphisa kwaye ukusebenza kobushushu kubhetele;
Ubushushu bentloko yoshicilelo olushushu olumelana nobushushu ngokubanzi bumalunga ne-300 ℃, kwaye isiseko kufuneka sikwazi ukuqinisekisa ukuba ukusebenza okuphambili akutshintshi kolu bushushu.
Isiganeko: Kukho imivimbo, iintambo, njl.njl. kwifilimu.
Isizathu: Ubushushu obungonelanga (ukubola okunganelanga kwe-silicon), umlinganiselo ongafanelekanga wezinyibilikisi.
Ungabandakanyi: Nyusa ubushushu be-oven bufikelele kubude obumiselweyo.
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