Ngokuthuthuka komnotho, ukwenziwa ngcono kwezinga lokuphila kwabantu, kanye nokuthuthuka okuqhubekayo kwemiqondo yokusetshenziswa kwabathengi, imikhiqizo eyenziwe ngezifiso ithandwa kakhulu ngabathengi. Ukudluliswa kobuntu kuhlangabezana ngokuphelele nezidingo zabathengi zabantu besimanje. Eminye imikhiqizo ekhethekile ayikwazi ukuphrinta ngezindlela zokuphrinta zendabuko, kodwa ingaphrintwa cishe kunoma iyiphi indawo eyinkimbinkimbi ngokuphrinta ukudluliswa kwamanzi. Lesi sihloko sihlelwe nguiphakethe le-shanghai rainbowngereferensi yakho.
Ukudluliswa kwamanzi
Ukuphrinta kokudlulisa amanziubuchwepheshe luhlobo lokunyathelisa olusebenzisa ukucindezela kwamanzi ukuze kusetshenziswe i-hydrolyze iphepha lokudlulisa/ifilimu yepulasitiki enamaphethini ombala. Njengoba izidingo zabantu zokupakishwa nokuhlobisa kwanda, ukusetshenziswa kokuphrinta ukudluliswa kwamanzi kuye kwanda kakhulu. Umgomo wokuphrinta okungaqondile kanye nomphumela ophelele wokuphrinta uxazulule izinkinga eziningi zokuhlobisa ubuso bomkhiqizo.
01 Ukuhlukaniswa
Kunezinhlobo ezimbili zobuchwepheshe bokudluliswa kwamanzi, eyodwa ubuchwepheshe bokudlulisa uphawu lwamanzi, kanti enye ubuchwepheshe bokudluliswa kwamanzi.
Owokuqala ngokuyinhloko uqedela ukudluliswa kombhalo namaphethini ezithombe, kuyilapho lokhu kwakamuva kuvame ukwenza ukudlulisa okuphelele endaweni yonke yomkhiqizo. Ubuchwepheshe bokudlulisa imbondela busebenzisa ifilimu encibilika emanzini encibilika kalula emanzini ukuze iphathe izithombe nemibhalo. Ngenxa yokuthi ifilimu yokumboza amanzi inokucindezeleka okuhle kakhulu, kulula ukugoqa ebusweni bomkhiqizo ukuze wenze ungqimba olucacile, futhi ubuso bomkhiqizo bunokubukeka okuhluke ngokuphelele njengopende wesifutho. Ingagqunywa kuma-workpieces anoma yimuphi umumo ukuxazulula inkinga yokuphrinta komkhiqizo onezinhlangothi ezintathu kubakhiqizi. Isembozo esingaphezulu esigobile singaphinda sengeze ukuthungwa okuhlukile ebusweni bomkhiqizo, njengokuthungwa kwesikhumba, ukuthungwa kwezinkuni, ukuthungwa kwejade nokuthungwa kwemabula, njll., futhi kungagwema izindawo ezingenamuntu ezivame ukuvela ekuphrinteni kwesakhiwo okuvamile. Futhi enqubweni yokunyathelisa, njengoba indawo yomkhiqizo ingadingeki ukuthintana nefilimu yokunyathelisa, ukulimala kwendawo yomkhiqizo nobuqotho bayo kungagwenywa.
Ukudluliswa kwamanzi kuyifilimu ekhethekile ephethwe ngamakhemikhali. Ngemva kokunyathelisa imigqa yombala edingekayo, ithunyelwa flat phezu kwamanzi. Ukusebenzisa umphumela wokucindezela kwamanzi, imigqa yombala namaphethini adluliselwa ngokulinganayo ebusweni bomkhiqizo. Incibilika ngokuzenzakalelayo emanzini, futhi ngemva kokugeza nokomisa, kusetshenziswa isambatho sokuvikela esisobala. Ngalesi sikhathi, umkhiqizo ubonise umphumela wokubuka ohluke ngokuphelele.
02 Izinto eziyisisekelo nezinto zokuphrinta
①I-substrate yokudlulisa amanzi.
I-substrate yokudlulisa amanzi ingaba ifilimu yepulasitiki noma iphepha lokudlulisa amanzi. Imikhiqizo eminingi kunzima ukuyiphrinta ngokuqondile. Ungaqala ngokuphrinta ihluzo nombhalo ku-substrate yokudlulisa amanzi ngokusebenzisa ubuchwepheshe bokuphrinta obuvuthiwe, bese udlulisela ihluzo ku-substrate. Okubalulekile.
I-drape yamanzi egobile enezinhlangothi ezintathu
Ifilimu ye-drape yamanzi iphrintiwe ebusweni befilimu yotshwala ye-polyvinyl encibilika emanzini kusetshenziswa inqubo yokuphrinta ye-gravure yendabuko. Inezinga eliphakeme kakhulu lokunwebeka futhi kulula ukumboza ubuso bento ukuze kuzuzwe ukudluliswa kwezinhlangothi ezintathu. Okubi ukuthi enqubweni yokumboza, ngenxa yokuguquguquka okukhulu kwe-substrate, ihluzo nombhalo kulula ukuwohloka. Ngenxa yalesi sizathu, izithombe nemibhalo ngokuvamile kwakhiwa njengamaphethini aqhubekayo, noma ngabe ukudluliswa kukhubazekile, ngeke kuthinte umphumela wokubuka. Ngesikhathi esifanayo, ifilimu yokugcoba amanzi e-gravure isebenzisa inki yokudlulisa amanzi. Uma kuqhathaniswa noyinki wendabuko, oyinki bokuphrinta bokudluliswa kwamanzi banokumelana kahle namanzi, futhi indlela yokomisa iwukumisa nge-volatilization.
Iphepha lokudlulisa uphawu lwamanzi
Isisekelo sephepha lokudlulisa uphawu lwamanzi yiphepha elikhethekile. Izinto eziyisisekelo kumele zibe nekhwalithi ezinzile, usayizi onembile, ukuguquguquka okuqinile endaweni yokunyathelisa, izinga lokunweba elincane kakhulu, akulula ukugoqa nokuwohloka, kulula ukuphrinta nombala, futhi ungqimba lwe-adhesive ongaphezulu luboshwe ngokulinganayo. Izici ezifana nesivinini sokuphelelwa amanzi emzimbeni. Ngokwesakhiwo, akukho mehluko omkhulu phakathi kwephepha lokudlulisa amanzi kanye nefilimu yokudlulisa imboza yamanzi, kodwa inqubo yokukhiqiza ihluke kakhulu. Ngokuvamile, iphepha lokudlulisa uphawu lwamanzi lisetshenziselwa ukwenza imidwebo yokudlulisa nombhalo ebusweni be-substrate ngokuphrinta isikrini noma ukuphrinta kwe-offset. Indlela yokukhiqiza edume kakhulu ukusebenzisa amaphrinta e-inkjet ukwenza iphepha lokudlulisa uphawu lwamanzi. Kulula ukwenza ihluzo nemibhalo yomuntu siqu ngokuya ngokuthanda kwakho.
②Isicupha
I-activator iyi-organic mix solvent engancibilika ngokushesha futhi ibhubhise ifilimu yotshwala ye-polyvinyl, kodwa ngeke ilimaze isendlalelo sokuphrinta esiyingcaca. Ngemuva kokuthi isisebenzi sisebenze kungqimba yokuphrinta eyisithombe, singayivula futhi siyihlukanise nefilimu yotshwala ye-polyvinyl. I-Adsorbed ebusweni be-substrate ukuze kuzuzwe ukunamathela kokudluliswa kwamanzi.
③Ukugqoka
Ngenxa yokuthi ungqimba oluphrintiwe lwefilimu enamanzi lunobulukhuni obuphansi futhi kulula ukuklwejwa, i-workpiece emva kokudluliswa kwamanzi kufanele ifafazwe ngopende obala ukuze ivikeleke, ukuze uqhubeke nokuthuthukisa umphumela wokuhlobisa. Ukusetshenziswa kwe-varnish esobala ye-PV noma ukukhanya kwe-UV okuphulukisa i-varnish esobala kungakha umphumela we-matte noma wesibuko.
④Into esetshenziswayo
Ukuphrinta ukudluliswa kwamanzi kulungele izinto eziningi ezivezwa empilweni yansuku zonke, njengepulasitiki, insimbi, ingilazi, izitsha zobumba, nokhuni. Ngokusho kokuthi i-coating iyadingeka, izinto ze-substrate zingahlukaniswa zibe izigaba ezimbili ezilandelayo.
Izinto ezidluliswa kalula (izinto ezingadingi ukumbozwa)
Ezinye izinto kumapulasitiki zinomsebenzi omuhle wokuphrinta, njenge: ABS, plexiglass, polycarbonate (PC), PET nezinye izinto, ezingadluliswa ngaphandle kokumbozwa. Lokhu kufana nesimiso sokunyathelisa. Emndenini wepulasitiki, i-PS iyinto enzima kakhulu ukuqedela ukudluliswa kwe-coating yamanzi, ngoba igqwala kalula yi-solvents, futhi izithako ezisebenzayo ze-activator zingabangela kalula umonakalo omkhulu ku-PS, ngakho-ke umphumela wokudlulisa umpofu kakhulu. Kodwa-ke, ukuphrinta kokudluliswa kwamanzi ezintweni eziguquliwe ze-PS kufanele kunakwe.
Izinto ezizogcotshwa
Izinto ezingenakumunca ezifana nengilazi, insimbi, i-ceramics, izinto ezingezona ze-polar ezifana ne-polyethylene, i-polypropylene, nezinto ezithile ze-polyvinyl chloride zidinga ukumbozwa okukhethekile kokudluliswa kwe-coating. Izembatho ziyizo zonke izinhlobo zopende ezinokunamathela okuhle ezintweni ezikhethekile, ezingaphrintwa isikrini, zifuthwe, noma zigoqwe. Ngokombono wokunyathelisa, ubuchwepheshe bokugqoka buqaphele ukuthi kungenzeka ukuhlobisa indawo yezinto eziningi eziphrintiwe. Manje izinqubo eziningi zokudlulisa ezithandwayo ezifana nokudluliswa kwe-sublimation, ukudluliswa kwe-hot melt, ukudluliswa kwe-ceramic decal, ukudluliswa okubucayi kwengcindezi kanye nobunye ubuchwepheshe, ukudluliswa kwalezi zinto akudingi ubuchwepheshe bokugqoka.
03 Imishini yokuphrinta
① Ithangi lokudlulisa izinga lokushisa njalo
Ithangi lokudlulisa i-thermostatic ngokuyinhloko liqedela ukusebenza kwehluzo nombhalo kufilimu yokudlulisa uqweqwe lwamanzi kanye nokudluliselwa kwefilimu ebusweni bomkhiqizo. I-thermostatic transfer tank empeleni ithangi lamanzi elinomsebenzi wokulawula izinga lokushisa njalo. Ezinye zishiselwe nge-tinplate, ezinye Zenziwe ngensimbi engagqwali.
②Izisetshenziswa zokudlulisa ifilimu ezizenzakalelayo
Imishini yokudlulisa ifilimu egeleza ngokuzenzakalelayo isetshenziselwa ukusabalalisa ngokuzenzakalelayo ifilimu yokudlulisa amanzi endaweni yamanzi ku-tank yokudlulisa futhi igcwalise ngokuzenzakalelayo isenzo sokusika. Ngemva kokuba ifilimu imunca amanzi, yenza isimo sokugcina esihambisanayo namanzi futhi intanta ngokukhululekile phezu kwamanzi. Phezulu, ngenxa yokuqina kwamanzi, ungqimba lukayinki luzosakazwa ngokulinganayo phezu kwamanzi. Fafaza i-activator ngokulinganayo endaweni encane, ifilimu izophuka kancane futhi ichithe, ngenxa yokuphikiswa kwamanzi kweyinki, ungqimba lweyinki luqala ukubonisa isimo samahhala .
③Imishini yokufafaza ezenzakalelayo yesivusi
Isisetshenziswa sokufafaza esizenzakalelayo se-activator sisetshenziselwa ukufafaza ngokuzenzakalelayo nangokufanayo isiqalisi endaweni engaphezulu yefilimu yokudlulisa amanzi ethangini lokudlulisa, ukuze iphethini yokudlulisa kufilimu yokudlulisa yenziwe isebenze ibe yisimo sikayinki.
④Impahla yokuwasha
Imishini yokuwasha iqeda ukuhlanzwa kwefilimu esele ebusweni bomkhiqizo. Ngokuvamile, imishini yokuwasha ikhiqizwa ngendlela yomugqa wokuhlanganisa, okulungele ukukhiqizwa okuqhubekayo. Imishini yokuwasha ikakhulukazi yakhiwe i-pool kanye nedivaysi yebhande lokuhambisa; umkhiqizo odlulisiwe ubekwe ebhandeni elihambisa impahla lempahla yokuwasha, bese u-opharetha ehlanza mathupha insalela yomkhiqizo, bese egelezela enqubweni elandelayo.
⑤Imishini yokumisa
Imishini yokomisa isetshenziselwa ukomiswa ngemva kokuba ifilimu esele isusiwe futhi umkhiqizo ufafazwe ngamafutha. Ukomiswa ngemva kokugeza ikakhulukazi ukuhwamuka kwamanzi, futhi ukomiswa ngemva kokufafaza kuwukoma okuguquguqukayo kwe-solvent. Kunezinhlobo ezimbili zemishini yokomisa: uhlobo lomugqa wokukhiqiza kanye nohlobo olulodwa lwekhabhinethi. Imishini yokomisa umugqa womhlangano yakhiwe ngomshini wokudlulisa nowomisa. Isidingo esiyinhloko sokuklama okujwayelekile ukuthi umkhiqizo ungomiswa ngokuphelele ngemva kokungena endaweni yokomisa futhi uhanjiswe ku-terminal. Idivayisi ifudunyezwa ikakhulukazi imisebe ye-infrared.
⑥ I-Primer kanye ne-topcoat imishini yokufafaza
Imishini yokufafaza ye-primer ne-topcoat isetshenziselwa ukufafaza indawo yomkhiqizo ngaphambi nangemuva kokudlulisa. Iqukethe umzimba kanye nedivaysi yokucindezela umjovo kawoyela. Uwoyela osetshenziselwa ukufafaza uzontanta kahle ngaphansi kwengcindezi ephezulu kakhulu. I-particle, lapho ihlangana nomkhiqizo, yakha amandla e-adsorption.
04 Ubuchwepheshe Bokuphrinta
① Ukudluliswa kwentonga yamanzi
Ukuphrinta kokudluliswa kwe-drape yamanzi kubhekisela ekuhlobiseni yonke indawo engaphezulu yento, okumboza ubuso bangempela bomsebenzi wokusebenza, futhi okwazi ukuphrinta iphethini kuyo yonke indawo (ezintathu-ntathu) zento.
Ukugeleza kwenqubo
Ukwenza kusebenze ifilimu
Sabalalisa ifilimu yokudlulisa enamanzi embozwe phansi phezu kwamanzi ethangi lamanzi okudlulisa, ungqimba oluyisithombe lubheke phezulu, ukuze ugcine amanzi ethangini ehlanzekile futhi esesimweni sokungathathi hlangothi, fafaza ngokulinganayo endaweni eyingcaca nge activator ukuze yenza umfanekiso Ungqimba lucushiwe futhi luhlukaniswa kalula nefilimu yenkampani yenethiwekhi. I-activator iyi-organic mix solvent elawulwa ama-hydrocarbon anephunga elimnandi, engancibilika ngokushesha futhi ibhubhise i-polyvinyl alcohol, kodwa ngeke ilimaze ungqimba lwesithombe, ishiye isithombe sisesimweni esikhululekile.
Inqubo yokudlulisa amanzi enamathela
Isihloko esidinga ukudluliswa kwamanzi sisondela kancane kancane kwifilimu yokudlulisa amanzi ngohlaka lwayo. Isithombe nesendlalelo sombhalo sizodluliselwa kancane kancane ebusweni bomkhiqizo ngaphansi kwesenzo sokucindezela kwamanzi, ngenxa yokunamathela okungokwemvelo kwesendlalelo seyinki kanye nezinto zokunyathelisa noma ukugqoka okukhethekile Futhi ukukhiqiza ukunamathela. Phakathi nenqubo yokudlulisa, isivinini se-lamination se-substrate kanye nefilimu ehlanganiswe ngamanzi kufanele igcinwe ngokulinganayo, ukuze ugweme imibimbi yefilimu nezithombe ezingabonakali kanye nemibhalo. Empeleni, kuyadingeka ukuqinisekisa ukuthi ihluzo nombhalo weluliwe ngendlela efanele ukuze ugweme ukugqagqana, ikakhulukazi amalunga. Ukugqagqana kakhulu kuzonikeza abantu umuzwa ophithene. Lapho umkhiqizo uyinkimbinkimbi kakhulu, ziphezulu izidingo zokusebenza.
Izici ezinomthelela
Izinga lokushisa lamanzi
Uma izinga lokushisa lamanzi liphansi kakhulu, i-solubility yefilimu ye-substrate ingase yehle; uma izinga lokushisa lamanzi liphezulu kakhulu, kulula ukulimaza ihluzo nombhalo, okubangela ukuba ihluzo nombhalo ukhubazeke. Ithangi lamanzi okudlulisa lingasebenzisa idivayisi yokulawula izinga lokushisa okuzenzakalelayo ukulawula izinga lokushisa lamanzi ebangeni elizinzile. Kuma-workpieces amakhulu anesimo esilula nesifanayo, imishini ekhethekile yokudlulisa amanzi ingasetshenziswa esikhundleni semisebenzi eyenziwa ngesandla, njengama-workpieces angama-cylindrical, angalungiswa ku-shaft ejikelezayo futhi ijikelezwe ebusweni befilimu ukuze kudluliselwe isithombe. kanye nongqimba lombhalo.
②Ukuphrinta kwe-Watermark
Ukuphrinta kwe-Watermark kuyinqubo edlulisela ngokuphelele ihluzo nombhalo ephepheni lokudlulisa ebusweni be-substrate. Ifana kakhulu nenqubo yokudlulisa ukushisa, ngaphandle kokuthi ingcindezi yokudlulisa incike ekucindezelweni kwamanzi, okuwubuchwepheshe obudumile bokudlulisa amanzi muva nje.
inqubo yokwenza
Okokuqala usike iphepha lokudlulisa amanzi eliyingcaca elidinga ukudluliselwa emibhalweni edingekayo, ulibeke ethangini lamanzi ahlanzekile, bese ucwilisa cishe imizuzwana engama-20 ukuze uhlukanise imaski ku-substrate futhi ulungiselele ukudluliselwa.
Inqubo yokucubungula iphepha lokudlulisa i-Watermark: Khipha iphepha lokudlulisa amanzi bese ulivala ngobumnene ebusweni be-substrate, korobha indawo eyisithombe nge-scraper ukuze ukhiphe amanzi, gcina isithombe siphansi endaweni ecacisiwe, futhi uyomise ngokwemvelo. Ephepheni lokudlulisa uphawu lwamanzi elicwecwayo, lomise ngokwemvelo bese ulomisa kuhhavini ukuze uthuthukise ukushesha kokunamathela kwezithombe nombhalo. Izinga lokushisa lokumisa lingama-65-100 degrees. Ngenxa yokuthi kukhona ungqimba lwe-varnish evikelayo ebusweni bephepha lokudlulisa uphawu lwamanzi olucwengeka, asikho isidingo sokufafaza ukuvikela. Nokho, akukho ungqimba oluvikelayo ebusweni bephepha lokudlulisa uphawu lwamanzi ancibilikayo. Idinga ukufafazwa nge-varnish ngemuva kokoma kwemvelo, futhi ifafazwe nge-varnish ye-UV ukuze yelashwe ngomshini wokwelapha. Lapho ufutha i-varnish, kufanele unake ukuvimbela uthuli ukuba luwele phezulu, ngaphandle kwalokho ukubukeka komkhiqizo kuzothinteka kakhulu. Ukulawulwa kokuqina kokugqoka kutholakala ngokulungisa i-viscosity ye-varnish kanye nenani lokufafaza. Ukufafaza kakhulu kungabangela kalula ukufana kwehle. Kuma-substrates anendawo enkulu yokudlulisa, ukuphrinta kwesikrini kungasetshenziswa ukuze kucwebezeliswe ukuze kutholwe uqweqwe olushubile, okuphinde kube yindlela yokuvikela ephumelela kakhulu.
05 Amathemba entuthuko
①Into esebenzayo
Ukusetshenziswa kwemakethe kokuphrinta kokudluliswa kwamanzi ukudlulisa iphethini ebusweni be-substrate ngokusebenzisa umthwali okhethekile futhi usebenzise amanzi njengendlela ephakathi. Ngakho-ke, inqubo yokukhiqiza kanye nezindleko zempahla ziphakeme kunokunyathelisa okuvamile, futhi inqubo yokukhiqiza iyinkimbinkimbi kakhulu, kodwa iguquguquka kakhulu. Uhlobo lwendlela yokuphrinta. Lokhu akukhona nje ukuthi ingakwazi ukufeza imiphumela yokunyathelisa ezinye izinqubo zokuphrinta ezingakwazi ukuyifinyelela, kodwa okubaluleke nakakhulu, inezidingo eziphansi kakhulu ekubunjweni kwe-substrate, kungakhathaliseki ukuthi iyisicaba, igobile, i-edged noma i-concave, njll., ingahlangabezana nayo. .
Isibonelo, izidingo zansuku zonke nezinto zokuhlobisa ezisetshenziswa ezindlini ezijwayelekile, njll., zingaphula imingcele yokunye ukuphrinta okukhethekile ngesimo se-substrate (enkulu, encane, engavamile, njll.). Ngakho-ke, ububanzi bokusebenza kwayo bubanzi kakhulu. Ngokombono wezinto ze-substrate, ukuphrinta kokudluliswa kwamanzi kulungele izinto ezinezindawo ezibushelelezi njengengilazi, izitsha zobumba, i-hardware, izinkuni, ipulasitiki, isikhumba, nemabula. Ukuphrinta ukudluliswa kwamanzi akudingi ingcindezi nokushisa ngesikhathi sokudlulisa, ngakho-ke kuyinqubo ekhethwayo kwezinye izinto ezincanyana kakhulu ezingakwazi ukumelana nezinga lokushisa eliphezulu nokucindezela.
②Ithemba lemakethe alinamkhawulo. Nakuba kunezinkinga eziningi emakethe yokunyathelisa yokudluliswa kwamanzi, amandla ayo emakethe makhulu kakhulu.
Ngokuthuthuka okuqhubekayo komnotho, abathengi banezidingo eziphakeme neziphakeme zokupakishwa komkhiqizo, ukumboza, namabanga. Embonini yokunyathelisa, umqondo wokunyathelisa awusekho ukuphrinta kwephepha kwendabuko emibonweni yabantu.
Kusukela ezidingweni zansuku zonke kuya ezintweni zikagesi zasehhovisi, ngisho nokuhlobisa kwasekhaya kanye nemboni yezimoto, kudingeka ukupakishwa okungaphezulu, okungcono, nokusebenzayo okwengeziwe. Iningi lalolu hlobo lokupakisha lwenziwa ngokuphrinta ngokudluliswa. Ngakho-ke, ukuphrinta ukudluliswa kwamanzi kunendlela ende okufanele ihambe esikhathini esizayo, futhi ububanzi bokufaka isicelo buyoba banzi futhi bube banzi, futhi amathemba emakethe angenamkhawulo.
Mayelana nezinxushunxushu zemakethe, izinga elincane, okuqukethwe okuphansi kwezobuchwepheshe, izinga eliphansi, njll., ukuze ufinyelele izinga lemakethe yamazwe ngamazwe kusadinga umzabalazo ongapheli wabangaphakathi embonini.
Shanghai rainbow iphaketheNikeza ngephakheji yezimonyo eyodwa-stop.Uma uthanda imikhiqizo yethu, ungaXhumana nathi,
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Isikhathi sokuthumela: Jan-05-2022