Ukugxiviza okushisayo kuyindlela ebalulekile yokuqeda ubuso bensimbi.Ingathuthukisa umphumela obonakalayo wezimpawu zokuhweba, amabhokisi, amalebula neminye imikhiqizo.Ukugxiviza okushisayo nokunyathela okubandayo kokubili kusetshenziselwa ukwenza ukupakishwa komkhiqizo kukhanye futhi kucwebezele, okusiza ukubamba ukunaka kwamakhasimende nokuheha ukunaka kwabathengi.
Ukunyathela okushisayo/ukunyathela okushisayo
Ingqikithi yokugxiviza okushisayo ukuphrinta kokudlulisa, okuyinqubo yokudlulisa iphethini ku-aluminium electroplated ku-substrate ngokusebenzisa isenzo sokushisa nokucindezela.Lapho ipuleti lokuphrinta lishisiswe ngezinga elithile kanye nepuleti lesisekelo sokushisisa likagesi elinamathiselwe, licindezelwa ephepheni ngefilimu ye-aluminium ene-electroplated, bese ungqimba lweglue, ungqimba lwensimbi lwe-aluminium kanye nongqimba lombala olunamathiselwe kwifilimu ye-polyester kudluliselwa iphepha ngesenzo sokushisa nokucindezela.
Ubuchwepheshe bokushaya isitembu esishisayo
Ibhekisela kubuchwepheshe bokucubungula bokudlulisa impahla yokugxiviza eshisayo (imvamisa ifilimu ye-aluminium ene-electroplated noma enye i-coating ekhethekile) entweni eshisayo yokugxiviza ngephethini ethile yokugxiviza eshisayo entweni eshisayo yokugxiviza njengephepha, amakhadibhodi, indwangu, okokunamathela, njll.
1. Ukwahlukanisa
Ukugxiviza okushisayo kungahlukaniswa kube ukunyathela okuzenzakalelayo okushisayo kanye nokugxiviza okushisayo okwenziwa ngesandla ngokwezinga lokuzenzekelayo kwenqubo.Ngokwendlela yokushisa eshisayo, ingahlukaniswa ngezinhlobo ezine ezilandelayo:
2. Izinzuzo
I-1) Ikhwalithi enhle, ukunemba okuphezulu, imiphetho ecacile nebukhali yezithombe ezishisayo zokunyathela.
2) Isicwebezelisi esiphezulu, amaphethini okunyathela ashisayo agqamile futhi abushelelezi.
I-3) Uhlu olubanzi lwezitembu ezishisayo ezishisayo luyatholakala, njengemibala ehlukene noma imiphumela ehlukahlukene ye-gloss, kanye nama-foil stamping ashisayo afanele ama-substrates ahlukene.
4) Ukunyathela okushisayo okunezinhlangothi ezintathu kungenziwa.Inganikeza ukupakishwa ukuthinta okuyingqayizivele.Ngaphezu kwalokho, ipuleti lesitembu elishisayo elinezinhlangothi ezintathu lenziwa ngokuqoshwa kwezinombolo zekhompyutha (CNC) ukwenza ipuleti lokugxiviza elishisayo, ukuze izendlalelo ezinezinhlangothi ezintathu zesithombe sokugxiviza esishisayo zibe sobala, zenze umphumela wokusiza ebusweni umkhiqizo ophrintiwe, futhi ukhiqiza umthelela oqinile wokubonwayo.
3. Ukungalungi
1) Inqubo yokufaka isitembu esishisayo idinga imishini ekhethekile
2) Inqubo yokugxiviza okushisayo idinga idivayisi yokushisa
I-3) Inqubo yokufaka isitembu esishisayo idinga idivayisi yokushisa ukuze yenze ipuleti elishisayo lokugxiviza Ngakho-ke, ukugxiviza okushisayo kungafinyelela umphumela wokushisa oshisayo wekhwalithi ephezulu, kodwa izindleko nazo ziphakeme.Intengo ye-rotary hot stamping roller iphezulu uma kuqhathaniswa, ibala ingxenye enkulu yezindleko zenqubo yokugxiviza isitembu esishisayo.
4. Izici
Iphethini icacile futhi inhle, umbala ugqamile futhi uheha amehlo, awugugi futhi umelana nesimo sezulu.Kumalebula kagwayi aphrintiwe, ukusetshenziswa kobuchwepheshe bokufaka isitembu esishisayo kubala ngaphezu kuka-85%, futhi ukugxiviza okushisayo ekwakhiweni kwesithombe kungadlala indima ekwengezeni ukuthinta kokuqeda nokugqamisa itimu yokuklama, ikakhulukazi izimpawu zokuthengisa namagama abhalisiwe, umphumela uba mkhulu. okubalulekile.
5. Izici ezinomthelela
Izinga lokushisa
Ukushisa kukagesi kufanele kulawulwe phakathi kuka-70 no-180 ℃.Ezindaweni ezinkudlwana zokunyathela ezishisayo, izinga lokushisa likagesi kufanele libe phezulu kakhulu;ngombhalo omncane nemigqa, indawo yokugxiviza eshisayo incane, izinga lokushisa elishisayo lokunyathela kufanele libe phansi.Ngesikhathi esifanayo, izinga lokushisa elishisayo lokunyathela elifanele izinhlobo ezahlukene ze-aluminium electroplated nalo lihlukile.1# ingu-80-95℃;8# yi-75-95℃;12# yi-75-90℃;15# yi-60-70℃;futhi i-foil yegolide ehlanzekile ingu-80-130 ℃;ucwecwe lwempushana wegolide kanye nocwecwe lwempuphu yesiliva yi-70-120℃.Kunjalo, izinga lokushisa elifanele lokunyathela ngezitembu ezishisayo kufanele libe izinga lokushisa eliphansi kakhulu elingagcizelela imigqa yezithombe ezicacile, futhi linganqunywa kuphela ngokufaka isitembu esishisayo esivivinyweni.
Umfutho womoya
Ukudluliswa kwesitembu esishisayo kwesendlalelo se-aluminium kufanele kugcwaliswe ngokucindezela, futhi ubukhulu bokucindezela okushisayo kwesitembu kuthinta ukunamathela kwe-aluminium electroplated.Ngisho noma izinga lokushisa lifanelekile, uma ingcindezi inganele, i-aluminium electroplated ayikwazi ukudluliselwa emthonjeni we-substrate, okuzodala izinkinga ezifana nezimpawu ezibuthakathaka namapuleti ezimbali;ngokuphambene nalokho, uma ingcindezi iphezulu kakhulu, i-compression deformation ye-pad kanye ne-substrate inkulu kakhulu, i-imprint izoba yi-coarse, futhi inamathele futhi inamathisele ipuleti.Ngokuvamile, ukucindezela okushisayo kwesitembu kufanele kuncishiswe ngokufanelekile ukuze kungafihli futhi kunamathele kahle.
Ukulungisa ukucindezela kokugxiviza okushisayo kufanele kusekelwe ezintweni ezihlukahlukene ezifana ne-substrate, izinga lokushisa elishisayo lokunyathela, isivinini semoto, kanye ne-aluminium electroplated ngokwayo.Ngokuvamile, ukucindezela okushisayo kokugxiviza kufanele kube kuncane lapho iphepha liqinile futhi libushelelezi, ungqimba lukayinki oluphrintiwe luwugqinsi, nezinga lokushisa elishisayo lokunyathela liphezulu nesivinini semoto sihamba kancane.Ngokuphambene nalokho, kufanele kube kukhudlwana.Ukucindezela okushisayo kwesitembu kufanele kube okufanayo.Uma kutholakala ukuthi ukugxiviza okushisayo akukuhle futhi kukhona amaphethini ezimbali engxenyeni, kungenzeka ukuthi ukucindezela lapha kuncane kakhulu.Ungqimba lwephepha elincanyana kufanele lubekwe epuleti eliyisicaba kuleyo ndawo ukulinganisa ukucindezela.
I-hot stamping pad nayo inomthelela omkhulu ekucindezelweni.Ama-hard pads angenza ama-prints abe mahle futhi afanele iphepha eliqinile nelibushelelezi, njengephepha eliboshwe kanye nekhadibhodi lengilazi;kuyilapho amaphedi athambile ephambene, futhi ukuphrinta kulukhuni, okulungele ukugxivizwa okushisayo kwezindawo ezinkulu, ikakhulukazi ezindaweni ezingalingani, ukuvuleka okubuthakathaka nokushelela, kanye nephepha eliqinile.Ngesikhathi esifanayo, ukufakwa kwe-foil stamping eshisayo akufanele kuqine kakhulu noma kukhululeke kakhulu.Uma kuminyene kakhulu, ukubhala kuzobe kushoda imivimbo;uma kuxege kakhulu, okubhaliwe ngeke kucace futhi ipuleti lizocwiliswa.
Isivinini
Isivinini sokushaya isitembu esishisayo sibonisa isikhathi sokuthintana phakathi kwe-substrate ne-hot stamping foil ngesikhathi sokunyathela okushisayo, okuthinta ngokuqondile ukushesha kwesitembu esishisayo.Uma isivinini sokugxiviza esishisayo sishesha kakhulu, sizokwenza ukuthi isitembu esishisayo sihluleke noma ukuphrinta kufiphazwe;uma isivinini sokugxiviza esishisayo sihamba kancane, sizothinta kokubili ikhwalithi yokushisa eshisayo nokusebenza kahle kokukhiqiza.
Ubuchwepheshe be-foil ebandayo
Ubuchwepheshe bokugxiviza okubandayo bubhekisela endleleni yokudlulisa ucwecwe olushisayo lokunyathela ezintweni zokuphrinta kusetshenziswa ingcina ye-UV.Inqubo ebandayo yokugxiviza ingahlukaniswa ibe isitembu esibandayo se-lamination esibandayo kanye nesigxivizo esibandayo se-lamination.
1. Izinyathelo zokucubungula
Inqubo eyomile yokugxiviza nge-lamination
I-adhesive ye-UV enamathelayo iqala ukwelashwa ngaphambi kokugxivizwa okushisayo.Lapho ubuchwepheshe bokufaka isitembu esibandayo buqala ukuphuma, inqubo yokugxiviza ebandayo eyomile yasetshenziswa, futhi izinyathelo zayo eziyinhloko zimi kanje:
1) Phrinta ingcina ye-cationic ye-UV ezintweni zokuphrinta.
2) Yelapha ingcina ye-UV.
I-3) Sebenzisa i-roller yokucindezela ukuze uhlanganise i-foil stamping ebandayo kanye nezinto zokuphrinta.
I-4) Khipha ucwecwe lokugxiviza okushisa okweqile ezintweni zokuphrinta, ushiye kuphela isithombe esidingekayo sokugxiviza esishisayo kanye nombhalo engxenyeni enamathiselwe nge-adhesive.
Kuyaqapheleka ukuthi lapho usebenzisa inqubo eyomile yokugoba isitembu se-lamination, i-adhesive ye-UV kufanele ilashwe ngokushesha, kodwa hhayi ngokuphelele.Kuyadingeka ukuqinisekisa ukuthi isenayo i-viscosity ethile ngemva kokuphulukiswa ukuze ihlanganiswe kahle ne-hot stamping foil.
Inqubo yokunyathela ebandayo ye-lamination emanzi
Ngemuva kokufaka ingcina ye-UV, ukugxiviza okushisayo kwenziwa kuqala bese isinamathiselo se-UV selapheka.Izinyathelo zenqubo eziyinhloko zimi kanje:
1) Ukuphrinta okunamathelayo kwe-UV yamahhala ku-roll substrate.
2) Ukuhlanganisa i-foil yokunyathela ebandayo ku-substrate.
3) Ukwelapha i-adhesive ye-UV yamahhala.Njengoba okunamathelayo kuhlanganiswe phakathi kwecwecwe elibandayo lokunyathela kanye ne-substrate ngalesi sikhathi, ukukhanya kwe-UV kufanele kudlule kucwecwe lokugxiviza elishisayo ukuze kufinyelele ungqimba olunamathelayo.
4) Ukuhluba i-foil yokugxiviza eshisayo kusuka ku-substrate bese wenza isithombe esishisayo sokugxiviza ku-substrate.
Kufanele kuqashelwe ukuthi:
Inqubo emanzi yokunyathela ebandayo isebenzisa i-adhesive ye-UV yamahhala ukuze ithathele indawo yesinamathiseli se-UV yendabuko ye-cationic;
Ukunamathela kokuqala kokunamathela kwe-UV kufanele kuqine, futhi akumele kuphinde kunamathele ngemva kokuphulukiswa;
Ungqimba lwe-aluminium lwe-hot stamping foil kufanele lube nokudlulisa ukukhanya okuthile ukuze kuqinisekiswe ukuthi ukukhanya kwe-UV kungadlula futhi kubangele ukusabela okuphilisayo kokunamathela kwe-UV.
Inqubo emanzi yokugxiviza isitembu esibandayo ingashisa isitembu sensimbi noma i-holographic foil emshinini wokunyathelisa, futhi ububanzi bokusebenza bayo buba banzi futhi buba banzi.Njengamanje, amakhathoni amaningi anobubanzi obuncane kanye nemishini yokunyathelisa yelebula ye-flexographic inaleli khono le-inthanethi lokunyathela elibandayo.
2. Izinzuzo
1) Azikho izitembu ezishisayo ezikhethekile ezibizayo ezidingekayo.
I-2) Amapuleti ajwayelekile e-flexographic angasetshenziswa, futhi asikho isidingo sokwenza amapuleti ashisayo ensimbi.Isivinini sokwenza amapuleti siyashesha, umjikelezo mfushane, futhi izindleko zokukhiqiza zepuleti lokugxiviza elishisayo ziphansi.
3) Ijubane elishisayo lokunyathela liyashesha, lifika ku-450fpm.
4) Ayikho idivayisi yokushisisa edingekayo, ukonga amandla.
5) Ngokusebenzisa ipuleti le-photosensitive resin, isithombe se-halftone kanye nebhulokhi yombala oqinile kungagxivizwa ngesikhathi esifanayo, okungukuthi, isithombe se-halftone kanye nebhulokhi yombala oqinile okufanele igxivizwe kungenziwa epuletini elifanayo lokugxiviza.Kunjalo, njengokuphrinta kwethoni encane kanye namabhulokhi anombala oqinile epuletini lokuphrinta elifanayo, umphumela wokugxiviza nekhwalithi yakho kokubili kungase kulahleke ngezinga elithile.
6) Ibanga elisetshenziswayo le-substrate yokugxiviza libanzi, futhi lingagxivizwa ezintweni ezizwela ukushisa, amafilimu epulasitiki, namalebula angaphakathi kwesikhunta.
3. Ukungalungi
I-1) Izindleko zokunyathela kanye nenqubo eyinkimbinkimbi: Izithombe ezibandayo zokugxiviza nemibhalo ngokuvamile zidinga ukucwenga noma ukucwazimula ukuze kucutshungulwe futhi kuvikelwe.
2) Ubuhle bomkhiqizo buncishisiwe uma kuqhathaniswa: ingcina ye-high-viscosity esetshenziswayo inezinga eliphansi futhi ayibushelelezi, okubangela ukugqama okusabalele ebusweni be-foil yokugxiviza ebandayo, okuthinta umbala kanye nokucwebezela kwezithombe ezigxivizayo nemibhalo.
4. Isicelo
1) Ukuguquguquka kwedizayini (ihluzo ezahlukahlukene, imibala eminingi, izinto eziningi, izinqubo eziningi);
2) Amaphethini amahle, umbhalo ongenalutho, amachashazi, izinto eziqinile ezinkulu;
3) Umphumela we-gradient wemibala yensimbi;
4) Ukunemba okuphezulu kokuphrinta ngemuva;
5) Ukuphrinta kokuthunyelwe okuguquguqukayo - okungaxhunyiwe ku-inthanethi noma ku-inthanethi;
6) Akukho monakalo ezintweni ze-substrate;
7) Akukho ukuguqulwa kwe-substrate surface (akukho izinga lokushisa / ukucindezela okudingekayo);
8) Akukho ukuhlehlisa ngemuva kwe-substrate, okubaluleke kakhulu kweminye imikhiqizo ephrintiwe, efana nomagazini nekhava yezincwadi.
Isikhathi sokuthumela: Aug-05-2024