Embonini yokunyathelisa amaphakheji, njengoba siphishekela ukusebenza kahle okungcono, ukuthobela imvelo kanye nokunemba,Imishini yokunyathelisa ye-flexo ye-CI (Central Impression)sezibe yimishini ebalulekile yokunyathelisa amafilimu epulasitiki kanye namaphepha. Isakhiwo sazo esiyingqayizivele kanye nokusebenza okuzinzile kwenza lokhu kwenzeke. Zisebenza kahle emisebenzini eminingi efana nokupakisha ukudla okuguquguqukayo kanye nephepha, zinikeza ukulawula ukungezwani okuzinzile, ukubhaliswa okunembile kanye nokuhambisana okubanzi kwe-substrate ukuze kuhlangatshezwane nezidingo ezahlukene zokukhiqiza. Lesi sihloko sichaza izimiso zazo zokusebenza, izinzuzo zobuchwepheshe, izimo zokusetshenziswa kanye nezindlela zokukhetha, okubonisa ukuthi kungani ziyisinqumo esiphezulu.
I. Isimiso Esiyinhloko: I-Logic Yobunjiniyela Yesakhiwo Sesigubhu Esiphakathi
Umklamo oyinhloko we-Umshini wokunyathelisa we-CI flexoiyisigubhu sayo esiphakathi esihlanganyelwe. Wonke amadekhi okunyathelisa azungeza lesi sigubhu esikhulu, futhi i-substrate igijima ngokuqinile ebusweni bayo ukuze kunyatheliswe ngemibala eminingi. Lesi sakhiwo sigwema ukushintshashintsha kokucindezeleka okubonakala emishinini yendabuko ye-flexo, okwandisa ikhwalithi yokunyathelisa kanye nokusebenza kahle kokukhiqiza ngomklamo oqinile wemishini.
1.1 Izingxenye Eziyinhloko Zesakhiwo
● Isigubhu Esiphakathi Sokugcizelela: Sakhiwe ngensimbi ye-alloy yezinga eliphezulu, sinomshini onembile futhi sigcinwa ekushiseni okupholile okuzinzile. Ukuphuma kwe-radial kuhlala kuphansi kakhulu, ngakho-ke ukucindezela kuyaqhubeka kuzinzile ngesivinini—ukhiye wokubhaliswa kombala oqinile.
● Amayunithi Okuphrinta: Isiteshi ngasinye sipakisha amasilinda epuleti, imiqulu ye-anilox yobumba, kanye nama-drug blades avaliwe ane-drive eqinile yemishini. Ukusetha kuphatha imibala emi-4 kuya kweyi-10, okuvumela opharetha ukuthi bashintshane ngamaqembu ngokushesha ukuze bahlangabezane nemisebenzi ehlukene.
● Uhlelo Lokulawula: Iukucindezela kwe-flexo okuphakathiisebenza ngokusetha kokuxhumanisa okungenamsebenzi. Ukubhalisa kuhlala ngaphakathi kuka-±0.1mm, futhi kulula ukuyisebenzisa. Uzochitha imali encane ngenkathi uyishayela.
● Uhlelo Lokomisa Nokubuyisela Emuva: Ama-dryer ahlukene ahlala phakathi kweziteshi futhi avumelane nanoma yisiphi isitokwe osisebenzisayo. Uyinki uyashesha ngaphandle kokugcotshwa, okukushiya ukhipha okuhlanzekile nokubukhali.
● Imininingwane ye-Dispaly
1.2 Isimiso Esiyinhloko Sokusebenza
Ngemva kokungena kusuka kuyunithi yokuvula, i-substrate igoqwe eduze kwesigubhu sokubona esiphakathi bese ihamba ngendlela eyodwa yokucindezela. Njengoba iqhubekela phambili, iqedela ukudluliselwa kweyinki ngedekhi ngayinye yombala ngokulandelana. Lo mklamo wendlela eyodwa ususa ngokuyisisekelo amaphutha okucindezela aqongelelekile avame ukwenzeka ekuphrinteni ngemibala eminingi, okwenza ifaneleke kakhulu kumafilimu epulasitiki ane-modulus ephansi namaphepha okulula ukuwashintsha ngosayizi. Ekugcineni, ifinyelela ukukhiqizwa kwesisindo okunembile kakhulu ngekhwalithi efanayo.
● Isingeniso Sevidiyo
II. Izinzuzo Zobuchwepheshe: Ukuncintisana Okuyinhloko Kokunyathelisa Amafilimu Nephepha
2.1 Ukubhaliswa Okunembe Kakhulu: Ukuxazulula Izinselele Zokuguquka Kwesimo
Amafilimu epulasitiki anwebeka kalula, futhi iphepha livame ukunwebeka noma ukuncipha uma umswakama ushintsha — izinkinga ezivamile ekunyathelisweni. Ngokulawulwa kokubhekisela kwesigubhu esisodwa kanye nokudluliselwa okunembile kwemishini,Umshini wokuphrinta we-CI flexoigcina ukunemba kokubhaliswa kombala okuzinzile okungu-±0.1mm, okungcono kakhulu kunemishini yendabuko ye-flexo. Ivimbela ngempumelelo ukuzulazula kokubhaliswa, iqinisekisa amaphethini aphrintiwe ahambisanayo, futhi ihlangabezana nezidingo ezijwayelekile zokukhiqiza ngobuningi.
2.2 Ukuhambisana Kwezingqimba Eziningi: Ipulatifomu Yokuphrinta Yonke-ku-Inye
IUmshini wokunyathelisa we-CI flexoinokuhambisana okuhle kakhulu nezinhlobo ezahlukene ze-substrates. Ulwazi oluthile lokuhambisana lumi kanje:
| Uhlobo lwe-substrate | Ibanga Lohlelo Lokusebenza | Izinzuzo Eziyinhloko Zokuhambisana |
| Ifilimu yepulasitiki | 12–120μm (LDPE, HDPE, PP, njll.) | Umklamo wokuhambisa ongenamandla aphansi uvimbela ngempumelelo ukwelulwa kwefilimu kanye nokuguquguquka kwayo ngesikhathi sokuphrinta. |
| Iphepha | 80–200g/m² (iphepha elimboziwe, iphepha le-kraft) | Ingcindezi yokunyathelisa efanayo nelawulwayo;iyahambisana noyinki osekelwe emanzini ukuze ihlangabezane nezindinganiso zokupakisha ukudla ezingenabo ubuthi. |
| Izingxenyana Ezihlanganisiwe | I-foil ye-aluminium, indwangu engalukiwe, njll. | Ukunamathela okuqinile kweyinki; kusekela izinqubo ze-lamination eziku-line, ukusika nge-die kanye nezinye izinqubo zangemuva kokucindezela ukuze kufezwe ukukhiqizwa okuhlanganisiwe. |
2.3 Ukusebenza Kahle Kokukhiqiza Okuphezulu: Kulungele Ama-oda Ahlanganisiwe
●Ukuphrinta Okusheshayo: Isivinini esiphezulu sifinyelela ku-200–350m/min, okuphakamisa ukusebenza kahle futhi kusiza abenzi ukuthi balethe ama-oda amakhulu ngesikhathi.
●Ukubhaliswa Kombala Okunembile: Kuqinisekisa ikhwalithi yokuphrinta ebukhali nehambisanayo kuyo yonke indlela. Ukulawulwa kokucindezelwa okuzinzile kunciphisa imfucuza yezinto ezibonakalayo ngesikhathi sokukhiqiza.
●Izindleko Zokulungisa Eziphansi: Ukwakhiwa okulula ngama-ceramic anilox rolls ahlala isikhathi eside. Ukunakekelwa kwansuku zonke kudinga ukuhlanzwa njalo nokulinganiswa.
2.4 Ukuthobela Imithetho Yezemvelo: Kuhambisana Nemikhuba Yomhlaba Wonke
Umshini wokuphrinta we-CI flexoIsebenza ngoyinki osekelwe emanzini kanye nowe-UV/LED, inciphisa ukukhishwa kwe-VOC ngaphansi kakhulu kwezinhlobo ezisekelwe ku-solvent. Uyinki osekelwe emanzini uhlangabezana nemithetho ye-FDA futhi uphephile ekupakishweni kokudla okuqondile. Uhlelo lokomisa olulungiselelwe lunciphisa ukusetshenziswa kwamandla futhi lulawula ukulahleka kwezinto, luhlangabezana nezindinganiso zokunyathelisa okuluhlaza zomhlaba wonke ngaphandle kokulawulwa kwamandla okuhlakaniphile okwengeziwe.
III. Izimo Zokusetshenziswa: Ukusetshenziswa Okuvamile Komshini Wokuphrinta we-Flexo Ekuphrinteni Kwamafilimu Namaphepha
3.1 Ukuphrinta Amafilimu Epulasitiki: Imishini Eyinhloko Yokupakisha Okuguquguqukayo
Isimo 1: Ukupakisha Okuguquguqukayo Kokudla
Ifaneleka kakhulu ekusetshenzisweni kwesigaba sokudla njengezikhwama zokudla zepulasitiki, ukupakishwa kobisi kanye namalebula eziphuzo. Ukulawula ukucindezeleka okuzinzile kuvimbela ifilimu ukuthi inganwebeki futhi iguquguquke ngesikhathi sokuphrinta. Uhlelo oluzimele lokomisa phakathi kweziteshi luqinisekisa ukuqiniswa kweyinki ngokushesha futhi lugwema ukufiphala kweyinki. Ngokunemba okuzinzile kokubhaliswa kombala okungu-±0.1mm, ingaphrinta amaphethini acacile nemibala efanayo, ihambisana ngokugcwele nemithethonqubo engenabuthi yokupakishwa kokudla. Isetshenziswa kabanzi ezikhwameni zokudla okulula, amafilimu angaphandle obisi, amalebula amabhodlela eziphuzo, izikhwama zokudla eziqandisiwe kanye neminye imikhakha yokupakishwa ehlobene nokudla.
Isimo 2: Ifilimu Yokupakisha Yezimboni
Amamodeli anobubanzi obubanzi angahlangabezana nezidingo zobubanzi bokuphrinta zokupakisha okuhlukahlukene kwezimboni. Isivinini esikhulu sokuphrinta singafinyelela ku-300m/min, futhi uhlelo lwe-doctor blade oluvaliwe luqinisekisa ukudluliswa kweyinki okufanayo. Kungakhathaliseki ukuthi ama-logo amakhulu-anemibala noma izincazelo zombhalo, lungaboniswa ngokucacile, okuhlangabezana ngokunembile nezidingo zokukhiqiza ngobuningi zokupakisha izinto zezimboni, ukupakisha imikhiqizo yamakhemikhali kanye namanye amafilimu okupakisha epulasitiki ezimboni.
● Amasampula Okuphrinta
3.2 Ukuphrinta Iphepha: Okuthandwayo Ekupakisheni Iphepha
Isimo 1: Ukupakisha Iphepha Elijwayelekile
Umklamo obanzi usekela ukukhiqizwa kokupakisha amaphepha amakhulu, ngokunemba okuzinzile kokubhaliswa kombala okungu-±0.1mm. Uyinki osekelwe emanzini unobungani nemvelo, awunaphunga futhi awunazo izinsalela eziyingozi, futhi amaphethini aphrintiwe awagugi futhi awashiyi. Ifaneleka kakhulu ekupakisheni amaphepha avamile njengezikhwama zephepha ze-kraft, amabhokisi, izitsha zephepha nezinkomishi zephepha. Umphumela wokuphrinta ucacile, ohlangabezana nezidingo zokupakisha amaphepha ebanga lokudla futhi ungahlangabezana nezidingo zokukhiqiza ngobuningi zokupakisha kwansuku zonke.
Isimo 2: Ukupakisha Iphepha Elisezingeni Lokudla
Ingalungiswa kalula ngemibala engu-4-8, engahlangabezana nezidingo zokuphrinta zephethini eziyinkimbinkimbi zokupakisha iphepha lokudla. Indlela yokuphrinta enomfutho ophansi igwema ukulimala kwephepha, futhi ukuphrinta okusheshayo kufanelekile ezimweni ezifana nemikhono ye-ayisikhilimu, amabhokisi e-pizza kanye namabhokisi okudla. Ingafakwa ngokuzithandela ngemojuli yokusika ukuze iqedele ukucubungula ngemuva kwesinyathelo esisodwa, okuthuthukisa kakhulu ukusebenza kahle kokupakisha iphepha lokudla futhi kulinganisela ikhwalithi yokuphrinta kanye nokulula kokusebenza.
● Amasampula Okuphrinta
IV. Izindlela Zokukhetha: Ukukhetha Imishini Efanele
4.1 Ukucushwa Okubalulekile Kokusebenza Okunconyiwe
Lapho bekhetha umshini wokunyathelisa, abakhiqizi kufanele bagxile emisebenzini eyinhloko efanele ukunyathelisa amafilimu nephepha ngokusekelwe ezidingweni zabo zokukhiqiza.imishini yokunyathelisa ye-flexographiciza ejwayelekile enezinhlelo ze-doctor blade ezivalekile, ama-dryer azimele aphakathi kweziteshi (ukunciphisa imfucuza yeyinki kanye nokungcola) kanye neziqondiso zewebhu zesithombe esingaguquki (ukulungisa ukuphambuka kwe-substrate ukuqinisekisa ukubhaliswa okuzinzile nokunciphisa ukulahleka kwezinto). Ngaphezu kwalokho, abakhiqizi kufanele bacabangele ukuhanjiswa okuphansi kokucindezeleka (ukuvimbela ukuguquka kwe-substrate) kanye nokusekelwa kwezinqubo zangemuva kokucindezela ezikulayini (isb., i-lamination, i-die-cutting) zokukhiqiza okuhlanganisiwe kanye nezindleko zenqubo eziphansi.
4.2 Ukusekelwa Komkhiqizo Nangemva Kokuthengisa
Ukukhetha uhlobo olunolwazi olucebile kuyisihluthulelo sokusebenza kahle kwemishini. I-Changhong, ehlanganisa i-R&D, ukukhiqiza, ukuthengisa kanye nensizakalo, igxile kuImishini yokucindezela ye-CI flexo, ukudala imishini engabizi kakhulu enobuchwepheshe obuvuthiwe. Umshini ngamunye uhlolwa ngokuqinile, udlula izitifiketi ze-CE kanye ne-ISO9001, futhi uthunyelwa kwamanye amazwe emhlabeni jikelele.
V. Isiphetho
Ukusebenza okuphezuluimishini yokunyathelisa ye-flexographic yombono ophakathihlanganisa isakhiwo esiqinile nesithembekile semishini, ukusebenza kokubhalisa okuzinzile (± 0.1mm), ukuhambisana kwe-substrate okuguquguqukayo kanye nokukhiqizwa kokusebenza kahle okuphezulu okunobungani nemvelo, okwenza kube ukukhetha okungabizi kakhulu kwezidingo ezahlukahlukene zokuphrinta ngobuningi ezivamile ekupakisheni amafilimu epulasitiki kanye nephepha. Ukukhetha imodeli efanele esekelwa uphawu oluthembekile kanye nensizakalo ethembekile yangemva kokuthengisa kuthuthukisa umkhiqizo, kuqinisekisa ikhwalithi yokuphrinta futhi kunciphisa izindleko zokusebenza zesikhathi eside. I-Changhong flexo isalokhu izibophezele ekusungulweni kwezobuchwepheshe, ihlinzeka ngemishini engabizi kakhulu kanye nezinsizakalo ze-premium ukusiza wonke amakhasimende ukuthi athole umkhiqizo ophumelelayo kanye nokukhula okuqhubekayo.
Isikhathi sokuthunyelwe: Ephreli-22-2026