Ukunyathela ngobushushu yindlela ebalulekileyo yokugqiba umphezulu wesinyithi. Kunokuphucula isiphumo esibonakalayo seempawu zorhwebo, iibhokisi, iilebheli kunye nezinye iimveliso. Ukunyathela ngobushushu kunye nokunyathela ngobushushu zombini zisetyenziselwa ukwenza ukupakishwa kwemveliso kukhanye kwaye kukhanye, okunceda ukutsala ingqalelo yabathengi kunye nokutsala ingqalelo yabathengi.
Ukunyathela okushushu/ukunyathela okushushu
Eyona nto iphambili kwi-hot stamping kukuprinta ngokudlulisa, okuyinkqubo yokudlulisa ipateni kwi-aluminium efakwe i-electroplated ukuya kwi-substrate ngesenzo sobushushu kunye noxinzelelo. Xa ipleyiti yokuprinta ishushu ukuya kwinqanaba elithile kunye nepleyiti yesiseko sokufudumeza yombane eqhotyoshelweyo, icinezelwa ephepheni ngefilimu ye-aluminium efakwe i-electroplated, kwaye umaleko weglue, umaleko we-aluminium yesinyithi kunye nomaleko wombala oqhotyoshelwe kwifilimu ye-polyester zidluliselwa ephepheni ngesenzo sobushushu kunye noxinzelelo.
Itekhnoloji yokunyathela eshushu
Ibhekisa kubuchwepheshe bokucubungula bokudlulisela izinto zokunyathela ezishushu (ngesiqhelo ifilimu ye-aluminium efakwe ngombane okanye enye into ekhethekileyo yokunyathela) kwinto yokunyathela eshushu ngepateni ethile yokunyathela eshushu kwinto yokunyathela eshushu efana nephepha, ikhadibhodi, ilaphu, ukunyathela, njl.njl.
1. Uhlulo
Ukunyathela okushushu kunokwahlulwahlulwa kube kukunyathela okushushu okuzenzekelayo kunye nokunyathela okushushu ngesandla ngokwenqanaba lokuzenzekelayo kwenkqubo. Ngokwendlela yokunyathela okushushu, kunokwahlulwahlulwa zibe ziintlobo ezine ezilandelayo:
2. Iingenelo
1) Umgangatho olungileyo, ukuchaneka okuphezulu, imiphetho ecacileyo nebukhali yemifanekiso eshushu yokunyathela.
2) I-gloss ephezulu, iipateni zokunyathela ezishushu ezikhanyayo nezigudileyo.
3) Kukho uluhlu olubanzi lweefoyile zokunyathela ezishushu, ezifana nemibala eyahlukeneyo okanye iziphumo ezahlukeneyo zokukhazimla, kunye neefoyile zokunyathela ezishushu ezifanelekileyo kwiindawo ezahlukeneyo.
4) Ukunyathela okushushu okunemilinganiselo emithathu kungenziwa. Kungenza ukupakishwa kube nomtsalane owahlukileyo. Ngaphezu koko, ipleyiti yokunyathela okushushu okunemilinganiselo emithathu yenziwe nge-computer numerical control engraving (CNC) ukwenza ipleyiti yokunyathela eshushu, ukuze iileya ezinemilinganiselo emithathu zomfanekiso wokunyathela okushushu zibonakale, zenze isiphumo sokukhululeka kumphezulu wemveliso eprintiweyo, kwaye zivelise impembelelo ebonakalayo enamandla.
3. Iingxaki
1) Inkqubo yokunyathela eshushu ifuna izixhobo ezikhethekileyo
2) Inkqubo yokunyathela eshushu ifuna isixhobo sokufudumeza
3) Inkqubo yokunyathela ngobushushu ifuna isixhobo sokufudumeza ukwenza ipleyiti yokunyathela ngobushushu. Ngoko ke, ukunyathela ngobushushu kunokufezekisa isiphumo sokunyathela ngobushushu esikumgangatho ophezulu, kodwa neendleko ziphezulu. Ixabiso lerola yokunyathela ngobushushu ejikelezayo liphezulu, nto leyo ethetha ukuba ixabisa kakhulu inkqubo yokunyathela ngobushushu.
4. Iimpawu
Ipateni icacile kwaye intle, umbala ukhanya kwaye unomtsalane, awugugi kwaye awugugi. Kwiileyibhile zecuba eziprintiweyo, ukusetyenziswa kwetekhnoloji yokunyathela ishushu kungaphezulu kwe-85%, kwaye ukunyathela ishushu kuyilo lwemizobo kunokudlala indima ekongezeni ugqibo kunye nokugqamisa umxholo woyilo, ngakumbi kwiimpawu zorhwebo kunye namagama abhalisiweyo, umphumo ubaluleke ngakumbi.
5. Izinto ezibangela impembelelo
Ubushushu
Ubushushu bokufudumeza ngombane kufuneka bulawulwe phakathi kwama-70 nama-180℃. Kwiindawo ezinkulu zokufunxa ngobushushu, ubushushu bokufudumeza ngombane kufuneka bube phezulu; kwimibhalo emincinci kunye nemigca, indawo yokufunxa ngobushushu incinci, ubushushu bokufunxa ngobushushu kufuneka bube ngaphantsi. Kwangaxeshanye, ubushushu bokufunxa ngobushushu obufanelekileyo kwiintlobo ezahlukeneyo ze-aluminium efakwe ngombane nabo bahlukile. 1# yi-80-95℃; 8# yi-75-95℃; 12# yi-75-90℃; 15# yi-60-70℃; kwaye i-foil yegolide ecocekileyo yi-80-130℃; i-foil yegolide yomgubo kunye ne-foil yesilivere yomgubo yi-70-120℃. Kakade ke, ubushushu bokufunxa ngobushushu obufanelekileyo kufuneka bube bubushushu obuphantsi obunokuqaqa imigca yemizobo ecacileyo, kwaye bunokumiselwa kuphela ngokufunxa ngobushushu obuvavanyiweyo.
Uxinzelelo lomoya
Ukudluliselwa kwesitampu esishushu somaleko we-aluminiyam kufuneka kugqitywe ngoxinzelelo, kwaye ubungakanani boxinzelelo lwesitampu esishushu buchaphazela ukunamathela kwe-aluminiyam efakwe i-electroplated. Nokuba ubushushu bufanelekile, ukuba uxinzelelo alwanelanga, i-aluminiyam efakwe i-electroplated ayinakudluliselwa kwi-substrate kakuhle, nto leyo eya kubangela iingxaki ezifana nokuprintwa okubuthathaka kunye neepleyiti ezineentyatyambo; ngokuchaseneyo, ukuba uxinzelelo luphezulu kakhulu, ukuguquguquka koxinzelelo lwe-pad kunye ne-substrate kukhulu kakhulu, i-print iya kuba rhabaxa, kwaye inamathele kwaye incamathele ipleyiti. Ngokwesiqhelo, uxinzelelo lwesitampu esishushu kufuneka luncitshiswe ngokufanelekileyo ukuze kungabikho kufiphala kunye nokunamathela okuhle.
Ukulungisa uxinzelelo lokunyathela ngobushushu kufuneka kusekelwe kwizinto ezahlukeneyo ezifana ne-substrate, ubushushu bokunyathela ngobushushu, isantya sesithuthi, kunye ne-aluminium efakwe ngombane ngokwayo. Ngokubanzi, uxinzelelo lokunyathela ngobushushu kufuneka lube ncinci xa iphepha liqinile kwaye ligudile, umaleko we-inki eprintiweyo utyebile, kwaye ubushushu bokunyathela ngobushushu buphezulu kwaye isantya sesithuthi sicotha. Ngokwahlukileyo koko, kufuneka lube lukhulu. Uxinzelelo lokunyathela ngobushushu kufuneka lufane. Ukuba kufunyaniswe ukuba ukunyathela ngobushushu akulunganga kwaye kukho iipateni zentyatyambo kwinxalenye ethile, kusenokwenzeka ukuba uxinzelelo apha luncinci kakhulu. Umaleko wephepha elincinci kufuneka ubekwe kwipleyiti ethe tyaba kuloo ndawo ukuze ulinganisele uxinzelelo.
I-hot stamping pad nayo inempembelelo enkulu kuxinzelelo. Ii-hard pad zingenza iiprinti zibe ntle kwaye zifanelekile kwiphepha eliqinileyo neligudileyo, njengephepha eligqunyiweyo kunye nekhadibhodi yeglasi; ngelixa ii-soft pads zichaseneyo, kwaye iiprinti zirhabaxa, ezifanelekileyo ukunyathela kwiindawo ezinkulu ezishushu, ngakumbi kwiindawo ezingalinganiyo, ukungagudi kakuhle kunye nokuthamba, kunye nephepha elirhabaxa. Kwangaxeshanye, ukufakwa kwe-hot stamping foil akufuneki kube ngqongqo kakhulu okanye kukhululeke kakhulu. Ukuba iqinile kakhulu, umbhalo uya kuba ungekho imivimbo; ukuba ikhululekile kakhulu, umbhalo awuyi kucaca kwaye ipleyiti iya kungcoliswa.
Isantya
Isantya sokunyathela esishushu sibonisa ixesha lokudibana phakathi kwesiseko kunye ne-hot stamping foil ngexesha lokunyathela okushushu, nto leyo echaphazela ngokuthe ngqo ukuqina kokunyathela okushushu. Ukuba isantya sokunyathela esishushu sikhawuleza kakhulu, siya kubangela ukuba ukunyathela okushushu kungaphumeleli okanye ushicilelo lungabonakali; ukuba isantya sokunyathela esishushu sicotha kakhulu, siya kuchaphazela umgangatho wokunyathela okushushu kunye nokusebenza kakuhle kwemveliso.
Itekhnoloji yefoyile ebandayo
Itekhnoloji yokunyathela ngobushushu ibhekisa kwindlela yokudlulisa ifoyile yokunyathela ngobushushu kwizinto zokuprinta kusetyenziswa iglu ye-UV. Inkqubo yokunyathela ngobushushu inokwahlulwa ibe yi-dry lamination cold stamping kunye ne-wet lamination cold stamping.
1. Amanyathelo enkqubo
Inkqubo yokunyathela ebandayo yokugquma i-lamination eyomileyo
Iglu ye-UV egqunyiweyo iqala inyangwe ngaphambi kokuba itshixwe ngobushushu. Xa kwaqala ukuveliswa ubuchwepheshe bokutshizwa ngobushushu, kwasetyenziswa inkqubo yokutshizwa ngobushushu eyomileyo, kwaye amanyathelo ayo aphambili ngala alandelayo:
1) Shicilela i-cationic UV adhesive kwisixhobo sokuprinta esijikelezayo.
2) Nyanga iglu ye-UV.
3) Sebenzisa i-pressure roller ukuze udibanise i-cold stamping foil kunye nezinto zokuprinta.
4) Susa i-hot stamping foil engaphezulu kwizinto zokuprinta, ushiye kuphela umfanekiso we-hot stamping ofunekayo kunye nombhalo kwindawo egqunywe nge-adhesive.
Kubalulekile ukuqaphela ukuba xa usebenzisa inkqubo yokunyathela ngokubandayo ye-lamination eyomileyo, i-UV adhesive kufuneka icocwe ngokukhawuleza, kodwa ingacocwa ngokupheleleyo. Kubalulekile ukuqinisekisa ukuba isenoburhabaxa obuthile emva kokunyangwa ukuze idityaniswe kakuhle ne-hot stamping foil.
Inkqubo yokunyathela ebandayo yokuthambisa nge-lamination emanzi
Emva kokusebenzisa i-UV adhesive, kuqala kwenziwa i-hot stamping, emva koko i-UV adhesive iyanyangeka. Amanyathelo aphambili enkqubo ngala alandelayo:
1) Ukuprinta i-free radical UV adhesive kwi-roll substrate.
2) Ifoyile yokunyathela ebandayo edibanisayo kwisiseko.
3) Ukulungisa i-glue ye-UV e-free radical. Ekubeni i-glue ibekwe phakathi kwe-foil ebandayo yokunyathela kunye ne-substrate ngeli xesha, ukukhanya kwe-UV kufuneka kudlule kwi-foil eshushu yokunyathela ukuze kufikelelwe kumaleko we-glue.
4) Ukukhupha i-hot stamping foil kwi-substrate uze wenze umfanekiso oshushu stamping kwi-substrate.
Kufuneka kuqatshelwe ukuba:
Inkqubo yokunyathela ngokubandayo ye-lamination emanzi isebenzisa i-free radical UV adhesive ukuze ithathe indawo ye-cationic UV adhesive yendabuko;
Ukunamathela kokuqala kweglue ye-UV kufanele kube namandla, kwaye akufanele kuphinde kunamathele emva kokunyibilika;
Umaleko we-aluminiyam we-hot stamping foil kufuneka ube nokukhanya okuthile ukuqinisekisa ukuba ukukhanya kwe-UV kunokudlula kwaye kubangele impendulo yokuphilisa ye-UV glue.
Inkqubo yokunyathela ngokubandayo ye-lamination emanzi inokwenza i-hot stamp metal foil okanye i-holographic foil kwi-printing press, kwaye uluhlu lwesicelo sayo luya lusanda. Okwangoku, uninzi lwee-carton ezinobubanzi obuncinci kunye neeleyibhile ze-flexographic printing presses zinamandla okunyathela ngokubandayo kwi-intanethi.
2. Iingenelo
1) Akukho zixhobo zikhethekileyo zokunyathela ezishushu ezibizayo ezifunekayo.
2) Iipleyiti ze-flexographic eziqhelekileyo zingasetyenziswa, kwaye akukho mfuneko yokwenza iipleyiti zesinyithi zokunyathela ezishushu. Isantya sokwenza iipleyiti siyakhawuleza, umjikelo umfutshane, kwaye iindleko zokuvelisa ipleyiti yokunyathela eshushu ziphantsi.
3) Isantya sokunyathela esishushu sikhawuleza, ukuya kuthi ga kwi-450fpm.
4) Akukho sixhobo sokufudumeza esifunekayo, oko konga amandla.
5) Ukusebenzisa ipleyiti yeresin ethambileyo, umfanekiso we-halftone kunye nebhloko yombala oqinileyo zinokunyatheliswa ngaxeshanye, oko kukuthi, umfanekiso we-halftone kunye nebhloko yombala oqinileyo eziza kunyatheliswa zingenziwa kwipleyiti enye yokunyathelisa. Kakade ke, njengokunyathelisa i-halftone kunye neebhloko zombala oqinileyo kwipleyiti enye yokunyathelisa, isiphumo sokunyathelisa kunye nomgangatho wazo zombini zinokulahleka ukuya kuthi ga kwinqanaba elithile.
6) Uluhlu lokusetyenziswa kwesiseko sokunyathela lubanzi, kwaye lunokunyatheliswa kwizixhobo ezibuthathaka kubushushu, kwiifilimu zeplastiki, nakwiilebheli ezikwimold.
3. Iingxaki
1) Iindleko zokustampa kunye nobunzima benkqubo: Imifanekiso kunye nemibhalo yokustampa okubandayo idla ngokufuna i-lamination okanye i-glazing ukuze kucutshungulwe kwaye kukhuselwe okwesibini.
2) Ubuhle bemveliso bunciphile: iglue esetyenziswayo ene-viscosity ephezulu ayinamaleveli afanelekileyo kwaye ayigudi, nto leyo ebangela ukuba ibonakale ngakumbi kumphezulu wefoyile ebandayo yokunyathela, nto leyo echaphazela umbala kunye nokukhanya kwemifanekiso kunye nemibhalo yokunyathela.
4. Isicelo
1) Ukuguquguquka koyilo (imizobo eyahlukeneyo, imibala emininzi, izinto ezininzi, iinkqubo ezininzi);
2) Iipateni ezintle, umbhalo ongenanto, amachaphaza, izinto ezinkulu eziqinileyo;
3) Isiphumo se-gradient semibala yesinyithi;
4) Ukuchaneka okuphezulu kokushicilela emva kokuprinta;
5) Ukuprinta emva kokuguquguquka - ngaphandle kwe-intanethi okanye kwi-intanethi;
6) Akukho monakalo kwizinto ezikwi-substrate;
7) Akukho kuguquka komphezulu we-substrate (akukho bushushu/uxinzelelo olufunekayo);
8) Akukho mbobo ngasemva kwesiseko, nto leyo ebaluleke kakhulu kwezinye iimveliso eziprintiweyo, ezinje ngeemagazini kunye nezigqubuthelo zeencwadi.
Ixesha lokuthumela: Agasti-05-2024