Pakati pa zipangizo zachitsulo,aluminiyamuMachubu ali ndi mawonekedwe amphamvu kwambiri, okongola, opepuka, osapsa, komanso opanda fungo. Nthawi zambiri amagwiritsidwa ntchito m'mafakitale odzola ndi mankhwala. Monga zinthu zosindikizira, chitsulo chili ndi mizere yabwino yokonzera zinthu komanso mapangidwe osiyanasiyana a kalembedwe. Mphamvu yosindikizirayi imapangitsa kuti ikhale yogwirizana ndi kufunika kwake kogwiritsidwa ntchito komanso luso lake.
kusindikiza kwachitsulo
Kusindikiza pa zipangizo zolimba monga mbale zachitsulo, zotengera zachitsulo (zopangidwa ndi ulusi), ndi zojambula zachitsulo. Kusindikiza kwachitsulo nthawi zambiri si chinthu chomaliza, komanso kumafunika kupangidwa m'zotengera zosiyanasiyana, zophimba, zipangizo zomangira, ndi zina zotero.
01 Zinthu
①Mitundu yowala, zigawo zolemera, ndi zotsatira zabwino zowoneka.
②Zipangizo zosindikizira zili ndi njira yabwino yogwiritsira ntchito komanso kapangidwe kake kosiyanasiyana. (Zimatha kupanga mapangidwe atsopano komanso apadera, kupanga masilinda osiyanasiyana opangidwa mwapadera, zitini, mabokosi ndi zotengera zina zopakira, kukongoletsa zinthu ndikukweza mpikisano wazinthu)
③Zimathandiza kuzindikira mgwirizano wa kufunika kwa ntchito ndi luso la chinthucho. (Zipangizo zachitsulo zimagwira ntchito bwino ndipo kukana kuwonongeka ndi kulimba kwa inki kumapangitsa kuti pakhale mapangidwe apadera komanso kusindikiza kwabwino, kupititsa patsogolo kulimba ndi kusamalidwa kwa zinthu, komanso ndi mgwirizano wa kufunika kwa ntchito ndi luso la chinthucho)
02 Kusankha njira zosindikizira
Kutengera mawonekedwe a substrate, ambiri a iwo amagwiritsa ntchito kusindikiza kwa offset, chifukwa kusindikiza kwa offset ndi kusindikiza kosalunjika, kumadalira chopukutira cha rabara cholimba kuti chigwirizane ndi substrate yolimba kuti inki ipitirire kusamutsidwa.
①Chipepala chathyathyathya (chitini cha zidutswa zitatu)----------kusindikiza kwa offset
②Zinthu zopangidwa ndi aluminiyamu (zitini ziwiri zosindikizidwa ndi aluminiyamu) ------- kusindikiza kwa letterpress offset (kusindikiza kouma kwa offset)
Kusamalitsa
Choyamba: Posindikiza zinthu zachitsulo, njira yosindikizira mwachindunji yosindikizira mwachindunji mbale yosindikizira yachitsulo cholimba ndi gawo lolimba silingagwiritsidwe ntchito, ndipo kusindikiza kosalunjika nthawi zambiri kumagwiritsidwa ntchito.
Chachiwiri: Chimasindikizidwa makamaka ndi makina osindikizira a lithographic offset ndi makina osindikizira ouma a letterpress.
2. Zipangizo zosindikizira
Kusindikiza pa zipangizo zolimba monga mbale zachitsulo, zotengera zachitsulo (zopangidwa ndi ulusi), ndi zojambula zachitsulo. Kusindikiza kwachitsulo nthawi zambiri si chinthu chomaliza, komanso kumafunika kupangidwa m'zotengera zosiyanasiyana, zophimba, zipangizo zomangira, ndi zina zotero.
01mbale yachitsulo
(Mbale yachitsulo yophimbidwa ndi zitini)
Zipangizo zazikulu zosindikizira zachitsulo zimakutidwa ndi chitsulo chopyapyala. Kukhuthala kwake nthawi zambiri kumakhala pakati pa 0.1-0.4mm.
①Chithunzi cha mbale yachitsulo:
Ntchito ya filimu yamafuta ndikuletsa kukanda pamwamba chifukwa cha kukangana panthawi yokonza, kulumikiza kapena kunyamula mapepala achitsulo.
② Malinga ndi njira zosiyanasiyana zopangira zitini, zimagawidwa m'magulu awa: mbale ya tinplate yotenthedwa; mbale ya tinplate yopangidwa ndi electroplated
02Wuxi mbale yachitsulo yopyapyala
Mbale yachitsulo yomwe sigwiritsa ntchito chitsulo konse. Chitsulo chotetezacho chimapangidwa ndi chromium ndi chromium hydroxide yopyapyala kwambiri:
①Mawonekedwe a TFS
Chitsulo chachitsulo cha chromium chingathandize kukana dzimbiri, ndipo chromium hydroxide imadzaza ma pores pa chitsulo cha chromium kuti ipewe dzimbiri.
②Zolemba:
Choyamba: Kunyezimira kwa pamwamba pa mbale yachitsulo ya TFS ndi koipa. Ngati yasindikizidwa mwachindunji, kumveka bwino kwa kapangidwe kake kudzakhala koipa.
Chachiwiri: Mukagwiritsa ntchito, ikani utoto kuti uphimbe pamwamba pa mbale yachitsulo kuti inki ikhale yolimba bwino komanso kuti isagwe ndi dzimbiri.
03 mbale yachitsulo ya zinki
Mbale yachitsulo yozungulira yozizira imakutidwa ndi zinc yosungunuka kuti ipange mbale yachitsulo ya zinc. Kupaka mbale yachitsulo ya zinc ndi utoto wamitundu kumakhala mbale ya zinc yamitundu, yomwe imagwiritsidwa ntchito popanga mapanelo okongoletsera.
04 Chipepala cha aluminiyamu (zinthu zotayidwa)
①Kugawa magulu
Mapepala a aluminiyamu ali ndi makhalidwe abwino kwambiri. Nthawi yomweyo, kuwala kwa pamwamba pa mbale ya aluminiyamu kumakhala kwakukulu, kusindikizidwa kumakhala bwino, ndipo zotsatira zabwino zosindikizira zimapezeka. Chifukwa chake, posindikiza zitsulo, mapepala a aluminiyamu amagwiritsidwa ntchito kwambiri.
②Zinthu zazikulu:
Poyerekeza ndi tinplate ndi TFS steel plates, kulemera kwake ndi 1/3 kopepuka;
Sipanga ma oxides pambuyo popaka utoto ngati mbale zachitsulo;
Palibe fungo lachitsulo lomwe lidzatuluke chifukwa cha kuwomba kwa ayoni achitsulo;
Kukonza pamwamba ndikosavuta, ndipo zotsatira za utoto wowala zitha kupezeka mutapaka utoto;
Ili ndi mphamvu yabwino yosamutsa kutentha komanso mphamvu yowunikira kuwala, ndipo imatha kuphimba kuwala kapena mpweya.
③Zolemba
Pambuyo pozipinda mobwerezabwereza mbale za aluminiyamu mozizira, zinthuzo zimakhala zofooka pamene zikulimba, kotero mapepala a aluminiyamu ayenera kuzimitsidwa ndi kutenthedwa.
Mukapaka kapena kusindikiza, kufewa kumachitika chifukwa cha kutentha komwe kumakwera. Zipangizo za aluminiyamu ziyenera kusankhidwa malinga ndi cholinga chogwiritsira ntchito.
3. Inki yosindikizira chitsulo (utoto)
Pamwamba pa chitsulo ndi chosalala, cholimba ndipo sichimayamwa bwino inki, kotero inki yosindikizira youma mwachangu iyenera kugwiritsidwa ntchito. Popeza ma CD ali ndi zofunikira zambiri zapadera ndipo pali njira zambiri zopangira zokutira zitsulo zisanasindikizidwe komanso zitasindikizidwa, pali mitundu yambiri ya inki yosindikizira zitsulo.
01 Utoto wamkati
Inki (chophimba) chomwe chimakutidwa pakhoma lamkati la chitsulocho chimatchedwa chophimba chamkati.
①Ntchito
Onetsetsani kuti chitsulo chachotsedwa m'kati mwake kuti chiteteze chakudya;
Phimbani mtundu wa mbale yachitsulo yokha.
Tetezani pepala lachitsulo kuti lisawonongeke ndi zomwe zili mkati mwake.
Zofunikira
Utotowo umakhudzana mwachindunji ndi zomwe zili mkati mwake, kotero utotowo umafunika kuti usakhale woopsa komanso wopanda fungo. Uyenera kuumitsidwa mu choumitsira pambuyo poti wapakidwa mkati.
③Mtundu
Utoto wa mtundu wa zipatso
Zinthu zolumikizira makamaka zamtundu wa utomoni wamafuta.
Zophimba zopangidwa ndi chimanga ndi tirigu
Makamaka chomangira cha mtundu wa oleoresin, chokhala ndi tinthu tating'onoting'ono ta zinc oxide.
chophimba cha mtundu wa nyama
Pofuna kupewa dzimbiri, zinthu zolumikizira za phenolic resin ndi epoxy resin zimagwiritsidwa ntchito kwambiri, ndipo utoto wina wa aluminiyamu nthawi zambiri umawonjezedwa kuti uteteze kuipitsa kwa sulfure.
Utoto wamba
Makamaka chomangira cha mtundu wa oleoresin, chokhala ndi phenolic resin yowonjezerapo.
02 Chophimba chakunja
Inki (chophimba) chomwe chimagwiritsidwa ntchito posindikiza pa chidebe chakunja cha zitsulo ndi chophimba chakunja, chomwe chimagwiritsidwa ntchito kuwonjezera mawonekedwe ndi kulimba.
① Utoto wa primer
Imagwiritsidwa ntchito ngati choyambira musanasindikize kuti iwonetsetse kuti inki yoyera ndi pepala lachitsulo zikugwirizana bwino komanso kuti inkiyo ikhale yolimba.
Zofunikira paukadaulo: Choyambiracho chiyenera kukhala ndi kuyanjana kwabwino ndi pamwamba pa chitsulo ndi inki, kusinthasintha kwabwino, mtundu wopepuka, kukana madzi bwino, komanso makulidwe a chophimba pafupifupi 10 μm.
②Inki yoyera - imagwiritsidwa ntchito popanga maziko oyera
Imagwiritsidwa ntchito ngati mtundu wakumbuyo posindikiza zithunzi ndi zolemba zonse patsamba. Chophimbacho chiyenera kukhala cholimba komanso choyera bwino, ndipo sichiyenera kukhala chachikasu kapena kufota mukaphika kutentha kwambiri, ndipo sichiyenera kung'ambika kapena kung'ambika panthawi yopanga chitini.
Ntchito yake ndi kupangitsa inki yamitundu yosindikizidwa pa iyo kukhala yowala kwambiri. Nthawi zambiri ma coat awiri kapena atatu amapakidwa ndi chozungulira kuti apeze kuyera komwe kukufunika. Pofuna kupewa kuoneka kwachikasu kwa inki yoyera pophika, mitundu ina yotchedwa toners, ikhoza kuwonjezeredwa.
③Inki ya utoto
Kuwonjezera pa makhalidwe a inki yosindikizira ya lithographic, imapiriranso bwino kuphika, kuphika, ndi kukana zosungunulira kutentha kwambiri. Ambiri mwa iwo ndi inki yosindikizira yachitsulo ya UV. Mphamvu zake za rheological ndizofanana ndi za inki ya lithographic, ndipo kukhuthala kwake ndi 10 ~ 15s (chophimba: Nambala 4 chikho / 20℃)
4. Kusindikiza payipi yachitsulo
Paipi yachitsulo ndi chidebe chozungulira chopangidwa ndi chitsulo. Chimagwiritsidwa ntchito makamaka poyika zinthu zofanana ndi phala, monga zidebe zapadera za mano otsukira mano, utoto wa nsapato ndi mafuta odzola. Kusindikiza paipi yachitsulo ndi kusindikiza kopindika pamwamba. Paipi yosindikizira ndi mbale yamkuwa ndi mbale ya resin yofewa ndi kuwala, pogwiritsa ntchito njira yosindikizira ya letterpress offset: mapaipi achitsulo makamaka amatanthauza machubu a aluminiyamu. Kupanga ndi kusindikiza machubu a aluminiyamu kumachitika pa mzere wopangira wokhazikika. Pambuyo poponda ndi kuponda, cholembera cha aluminiyamu chimayamba kulowa mu njira yosindikizira.
01 Zinthu
Phala ili ndi kukhuthala kwinakwake, ndi yosavuta kumamatira ndi kupotoza, ndipo ndi yosavuta kulongedza ndi mapayipi achitsulo. Makhalidwe ake ndi awa: otsekedwa kwathunthu, amatha kusiyanitsa magwero a kuwala kwakunja, mpweya, chinyezi, ndi zina zotero, kusungidwa bwino komanso kukoma, kukonza mosavuta zinthu, kugwira ntchito bwino kwambiri, kudzaza. Zogulitsazi ndi zachangu, zolondola komanso zotsika mtengo, ndipo ndizodziwika kwambiri pakati pa ogula.
Njira yogwiritsira ntchito 02
Choyamba, zitsulozo zimapangidwa kukhala payipi, kenako kusindikiza ndi kukonza pambuyo posindikiza kumachitika. Ntchito yonse kuyambira kutsuka machubu, kuphimba mkati, primer mpaka kusindikiza ndi kuphimba imatsirizidwa pa mzere wopangira machubu wokha.
Mtundu wa 03
Malinga ndi zipangizo zomwe zimapanga payipi, pali mitundu itatu:
①Paipi ya chitini
Mtengo wake ndi wokwera ndipo sagwiritsidwa ntchito kawirikawiri. Mankhwala ena apadera okha ndi omwe amagwiritsidwa ntchito chifukwa cha mtundu wa mankhwalawo.
②Paipi yoyatsira
Lead ndi poizoni komanso yovulaza thupi la munthu. Masiku ano sagwiritsidwa ntchito kawirikawiri (pafupifupi kuletsedwa) ndipo amagwiritsidwa ntchito kokha m'zinthu zokhala ndi fluoride.
③Paipi ya aluminiyamu (yogwiritsidwa ntchito kwambiri)
Mphamvu kwambiri, mawonekedwe okongola, kulemera kopepuka, kopanda poizoni, kopanda kukoma komanso mtengo wotsika. Imagwiritsidwa ntchito kwambiri popaka zodzoladzola, mankhwala otsukira mano apamwamba, mankhwala, chakudya, zinthu zapakhomo, utoto, ndi zina zotero.
04 zaluso zosindikiza
Njira yogwiritsira ntchito ndi iyi: kusindikiza mtundu wakumbuyo ndi kuumitsa - kusindikiza zithunzi ndi zolemba ndi kuumitsa.
Gawo losindikizira limagwiritsa ntchito kapangidwe ka satelayiti ndipo lili ndi chida chopangira utoto ndi chowumitsira. Njira yosindikizira utoto wa maziko imasiyanitsidwa ndi njira zina, ndipo chipangizo chowumitsira cha infrared chimayikidwa pakati.
①Sindikizani mtundu wakumbuyo
Gwiritsani ntchito primer yoyera kuti musindikize mtundu wa maziko, chophimbacho ndi chokhuthala, ndipo pamwamba pake ndi pathyathyathya komanso chosalala. Kuti mupeze zotsatira zapadera, mtundu wakumbuyo ukhoza kusinthidwa kukhala mitundu yosiyanasiyana, monga pinki kapena buluu wopepuka.
②Kuumitsa mtundu wakumbuyo
Ikani mu uvuni wotentha kwambiri kuti muphike. Paipi sidzakhala yachikasu ikauma koma iyenera kukhala yomata pang'ono pamwamba.
③ Kusindikiza zithunzi ndi malemba
Chipangizo chosamutsira inki chimasamutsa inkiyo kupita ku mbale yothandiza, ndipo inki yojambula ndi yolemba ya mbale iliyonse yosindikizira imasamutsidwa kupita ku bulangeti. Chopukutira cha rabara chimasindikiza chithunzi ndi zolemba pakhoma lakunja la payipi nthawi imodzi.
Zithunzi za paipi ndi zolemba nthawi zambiri zimakhala zolimba, ndipo zosindikizira zamitundu yambiri sizimalumikizana. Chozungulira cha rabara chimazungulira kamodzi kuti chimalize kusindikiza mapayipi angapo. Paipi imayikidwa pa mandrel ya diski yozungulira ndipo siizungulira yokha. Imangozungulira kudzera mukukangana ikakhudzana ndi chozungulira cha rabara.
④Kusindikiza ndi kuumitsa
Paipi yosindikizidwa iyenera kuumitsidwa mu uvuni, ndipo kutentha ndi nthawi yowumitsira ziyenera kusankhidwa malinga ndi mphamvu ya inki yoletsa kuwononga.
Nthawi yotumizira: Meyi-15-2024