Bokosi lamitundu nthawi zambiri limapangidwa ndi mitundu ingapo. Bokosi lamitundu pambuyo posindikiza likuwonetsa mawonekedwe onse ndi mtundu wa katunduyo, ndipo amapatsa ogula malingaliro amphamvu owoneka. Zakhala zikugwiritsidwa ntchito kwambiri muzamankhwala, zodzoladzola ndi mafakitale ena ndikuyika zinthu ndi mafakitale ena. Nkhaniyi idakonzedwa ndiPhukusi la Shanghai Rainbowkugawana zomwe zili zoyenera za bokosi lamtundu pambuyo posindikiza ndi mavuto omwe amapezeka.
Bokosi lamitunduamatanthauza pindani pepala bokosi ndi yaying'ono malata pepala bokosi opangidwa ndi makatoni ndi yaying'ono malata makatoni. Nthawi zambiri amagwiritsidwa ntchito ngati njira yapakatikati yopakira, pakati pa zotengera zamkati ndi zakunja.
01 Ndondomeko ya Post-press
Njira yosindikizira ya bokosi lamitundu imaphatikizapo bronzing, kupaka mafuta, vanishi ya UV, kupukuta, filimu yophimba concave-convex, kufa-kudula ndi njira zina.
02 Mafuta ochulukirapo
Ndondomeko ya ndondomeko
Mpukutu wa metering umakhala wolunjika ndipo umasinthasintha mofulumira, ndipo njira yozungulira imatsutsana ndi yophimba; Mwa njira iyi, ❖ kuyanika wosanjikiza pamwamba pa ❖ kuyanika wodzigudubuza ndi yunifolomu, kusindikizidwa nkhani pamwamba ndi kukhudzana ndi ❖ kuyanika wodzigudubuza olamulira pamwamba, ndi ❖ kuyanika ndi wogawana TACHIMATA pansi pa zotsatira za ❖ kuyanika mamasukidwe akayendedwe ndi wodzigudubuza gulu kuthamanga.
Mtundu ndi kuyanika njira
Malinga ndi mtundu wa mafuta, akhoza kugawidwa m'magulu awa:
1) Mafuta ochulukirapo
2) Mafuta ochulukirapo
3) Mafuta apamwamba kwambiri
4) Mafuta ochulukirapo
Njira yowumitsa mafuta: kuyanika kwa infrared
Zindikirani: Mafuta a mbali ziwiri ayenera kuikidwa molunjika ndikuwumitsa asanalandire. Chifukwa mafuta opaka mbali ziwiri ndi osavuta kumamatira
zofunikira zaukadaulo
Kuphatikiza pakupanga kwake kopanda utoto, kowala, kuyanika mwachangu, kukana mankhwala ndi zina, mafuta owuma ayeneranso kukhala ndi izi:
1) Kanemayo ali ndi kuwonekera kwambiri komanso osasintha. Chithunzi ndi zolemba sizidzasintha mtundu mutatha kuyanika. Komanso, siyenera kusinthika kapena kukhala chikasu chifukwa cha kupsa ndi dzuwa kapena kugwiritsidwa ntchito kwa nthawi yayitali.
2) Kanemayo ali ndi kukana kovala.
3) Ili ndi kusinthasintha kwina. Filimu yowala yomwe imapangidwa ndi mtundu uliwonse wa varnish pamwamba pa chinthu chosindikizidwa chiyenera kukhala chokhazikika bwino kuti chigwirizane ndi kusinthasintha kwa mapepala kapena mapepala, ndipo sichidzawonongeka, kusweka kapena kupukuta.
4) Kanemayo ali ndi kukana kwabwino kwa chilengedwe. Sichiloledwa kusintha magwiridwe antchito chifukwa chokhudzana ndi asidi ofooka kapena maziko ofooka m'malo.
5) Ili ndi zomatira zina pamwamba pa zinthu zosindikizidwa. Chifukwa cha chikoka cha kachulukidwe kachulukidwe ka chithunzi chapamwamba ndi inki wosanjikiza wa inki, kumamatira kwa zinthu zosindikizidwa kumachepetsedwa kwambiri. Pofuna kupewa filimu yowuma kuti isaphwanyike ndi kupukuta pogwiritsidwa ntchito pambuyo poyanika, pamafunika kuti filimuyo ikhale yolimba kwambiri, ndipo imakhala ndi zomatira ku inki ndi zipangizo zosiyanasiyana zothandizira inki.
6) Kusanja bwino komanso filimu yosalala pamwamba. Kutsekemera kwapamwamba, kusalala ndi kunyowa kwa zinthu zosindikizidwa zimasiyana kwambiri. Pofuna kupanga zokutira zonyezimira kukhala filimu yosalala pamapangidwe osiyanasiyana azinthu, pamafunika kuti mafuta onyezimira akhale ndi malo abwino owongolera ndipo filimuyo imakhala yosalala pambuyo popanga filimu.
7) Imafunika kukhala ndi kusinthika kwakukulu pakukonza pambuyo pa atolankhani. Monga gilding ndi kusindikiza pazenera.
chikoka chinthu
1) Kuchita kwamapepala
Chikoka cha pepala pa khalidwe la mafuta chikuwonekera makamaka mu kusalala kwa pepala. Mapepala okhala ndi kutsetsereka kwakukulu amakhala ndi zotsatira zochititsa chidwi pambuyo popaka mafuta, pamene pepala lokhala ndi kusalala kochepa limakhala ndi vuto losayenda bwino la mafuta, chifukwa mafuta opukutira amatengedwa ndi pepala ndi pamwamba pake. Pofuna kuthetsa vutoli, nthawi ziwiri za mafuta zimafunika
2) Kutentha
Kutentha kwamafuta ndi 18-20 ℃, ndipo mafuta odutsa ndi abwino kwambiri. Mafuta ndi osavuta kulimbitsa m'nyengo yozizira, ndipo mafuta pamwamba pa mankhwalawa ndi osagwirizana pambuyo podutsa mafuta
3) Chikoka cha inki yosindikiza pamtundu wa glazing
Inki yogwiritsidwa ntchito pazinthu zomwe zimayenera kupakidwa mafuta pambuyo posindikiza ziyenera kukhala zosungunulira komanso zosagwira kutentha, Kupanda kutero, nkhani yosindikizidwa idzasintha mtundu kapena kutulutsa khungu lamakwinya. Choncho, mfundo zotsatirazi ziyenera kuganiziridwa posankha mafuta odzola:
Muyenera kusankha inki yosamva mowa, ester solvent, inki yosamva acid-alkali
Ndikofunikira kugwiritsa ntchito inki yolimba komanso yabwino ya gloss
Inki yomatira bwino pamapepala iyenera kusankhidwa
4) Chikoka cha kusindikiza crystallization pa kupukuta khalidwe
Chochitika cha crystallization cha zinthu zosindikizidwa makamaka chifukwa cha zifukwa zomwezo monga nkhani yosindikizira yayikidwa kwa nthawi yayitali, malo osindikizira a inki ndi aakulu kwambiri, ndipo mafuta owumitsa amawonjezeredwa kwambiri. Filimu ya inki ili ndi chodabwitsa cha crystallization pamapepala. Chochitika cha crystallization chidzapangitsa kuti mafuta asaphimbidwe kapena kutulutsa "mawanga" ndi "mawanga"
FAQ kusanthula
Kuwala kosawoneka bwino (mwachitsanzo kutsimikizira mapepala amtundu wa PDQ - Weida wotuwa kwambiri wakumbuyo)
chifukwa:
1) Chisindikizocho chimakhala ndi pepala losauka, pamwamba pake komanso kuyamwa mwamphamvu
2) Kuyika kosawoneka bwino komanso gloss yamafilimu otsika
3) Kupaka utoto kumakhala kochepa, kuchuluka kwa zokutira sikukwanira, ndipo zokutira ndizochepa kwambiri
4) Kutentha kowuma kumakhala kochepa, ndipo liwiro la zosungunulira zosungunulira limachedwa
mawu othetsa:
1) Pepala likakhala losauka, gwiritsani ntchito poyambira poyamba, ndiyeno pukutani mutatha kuyanika
2) Wonjezerani kuyika kwa zokutira ndikuwonjezera kuchuluka kwa zokutira moyenera
3) Wonjezerani kuyanika kutentha ndi imathandizira volatilization wa ❖ kuyanika zosungunulira
4) Bwezerani utoto
Osagwirizana mafuta akudutsa ndi osauka m'deralo mayamwidwe pulasitiki kwenikweni
chifukwa:
1) Mayamwidwe apulasitiki amafuta ndi Tianna samasakanizidwa mofanana panthawi ya dilution
2) Mafuta ochepa kwambiri
3) Mafuta a chithuza amakhala ndi kukhuthala kwakukulu komanso kusayenda bwino
4) Mayamwidwe a pulasitiki osawoneka bwino amafuta amayamwidwe apulasitiki
solvent:
1) Sungunulani mochulukira ndikugwedeza mofanana
2) Kupaka mafuta pang'ono
3) Sungunulani ndi madzi a Tianna, ndipo mafuta osiyanasiyana amakhala ndi magawo osiyanasiyana
4) Kusintha mafuta
03 UV varnish
tanthauzo
UV varnish ndi zokutira zowonekera, zomwe zimadziwikanso kuti UV varnish. Ntchito yake ndikupopera kapena kupukuta ❖ kuyanika pamwamba pa gawo lapansi, ndiyeno kutembenuzira kuchokera kumadzi kupita ku olimba kudzera mu kuwala kwa nyali ya UV, kuti mukwaniritse kuumitsa. Zili ndi ntchito yotsutsa zowonongeka ndi zowonongeka, ndipo mawonekedwe amawoneka owala, okongola komanso osalala.
FAQ kusanthula
Kuwala kosawoneka bwino ndi kuwala
chifukwa chachikulu:
1) Kukhuthala kwa mafuta a UV ndikochepa kwambiri ndipo zokutira ndizochepa kwambiri
2) Kuchuluka kwa dilution kwa zosungunulira zosagwira ntchito monga ethanol
3) Kupaka kosiyana
4) Pepala limayamwa kwambiri
5) Kuyika kwa gluing anilox roll ndikwabwino kwambiri, ndipo kuchuluka kwamafuta sikukwanira.
Yankho: onjezani kukhuthala bwino ndi zokutira kuchuluka kwa varnish ya UV molingana ndi mikhalidwe yosiyanasiyana ya pepala: wosanjikiza wa primer ukhoza kuphimbidwa pamapepala ndikuyamwa mwamphamvu.
Kusayanika bwino, kuchiritsa kosakwanira komanso kumata pamwamba
chifukwa chachikulu:
1) Kusakwanira kwa kuwala kwa ultraviolet
2) UV nyali chubu kukalamba, kuwala kwambiri kufooka
3) Nthawi yosungira ma varnish ya UV ndi yayitali kwambiri
4) Kusungunula kwambiri osatenga nawo mbali pakuchitapo kanthu
5) Kuthamanga kwa makina kumathamanga kwambiri
Yankho: Pamene machiritso liwiro ndi zosakwana 0.5s, mphamvu ya mkulu-anzanu mercury nyali ayenera zambiri zosachepera 120W/cm; Chubu la nyali liyenera kusinthidwa munthawi yake. Ngati ndi kotheka, onjezani kuchuluka kwa UV varnish kuchiritsa accelerator kuti imathandizira kuyanika.
Vanishi ya UV pamwamba pa chinthu chosindikizidwa sichingagwiritsidwe ntchito, ndipo kusindikiza kukuphuka.
chifukwa chachikulu:
1) Kukhuthala kwa varnish ya UV ndikocheperako, ndipo zokutira ndizochepa kwambiri
2) Mafuta a inki pakati pa inki kapena mafuta owuma ndi okwera kwambiri
3) Pamwamba pa inki wanyezimira
4) Zinthu zotsutsana ndi zomatira (mafuta a silicone) pamtunda wa inki
5) Waya wotchinga wa gluing anilox roller ndi woonda kwambiri
6) Mavuto muukadaulo wa zomangamanga (akatswiri alibe luso)
Yankho: Pazinthu zomwe zimafunikira kuwala kwa UV, njira zofananira ziyenera kuchitidwa posindikiza kuti pakhale zinthu zina: Vanishi ya UV imatha kukhala yokhuthala moyenerera, ndipo choyambira kapena mtundu wapadera wa varnish uyenera kugwiritsidwa ntchito pakafunika.
Kupaka kwa varnish ya UV ndikosiyana, ndi mikwingwirima ndi peel lalanje
chifukwa chachikulu:
1) Kukhuthala kwa varnish ya UV ndikokwera kwambiri
2) Waya wotchinga wa gluing anilox roller ndi wandiweyani kwambiri (kuchuluka kwa zokutira ndikwambiri) ndipo pamwamba siwosalala.
3) Kupanikizika kwa zokutira kosagwirizana
4) Kusayenda bwino kwa varnish ya UV
Njira yothetsera: kuchepetsa kukhuthala kwa varnish ndikuchepetsa kuchuluka kwa zokutira; Sinthani kupanikizika mofanana; Wodzigudubuza wokutira ayenera kupukutidwa; Onjezani chowongolera chowala.
Vanishi ya UV ili ndi zomatira bwino
chifukwa chachikulu:
1) Kusindikiza inki pamwamba crystallization
2) Zothandizira zosayenera mu inki yosindikiza
3) Vanishi ya UV yokha imakhala ndi zomatira zosakwanira
4) Mikhalidwe yosayenera yochiritsira UV
Yankho: Njira yosindikizira iyenera kuganizira za nyengo yowuma pasadakhale; Valani chosindikizidwacho ndi primer kuti muwonjezere kumamatira.
Vanishi ya UV imakhuthala ndipo imakhala ndi mawonekedwe a gel
chifukwa chachikulu:
1) Nthawi yosungira varnish ya UV ndi yayitali kwambiri
2) Vanishi ya UV samasungidwa kwathunthu mumdima
3) Kutentha kosungirako varnish ya UV kuli kumbali yokwera
Yankho: tcherani khutu ku nthawi yogwiritsira ntchito varnish ya UV ndikuyisunga mumdima. Kutentha kosungirako kuyenera kukhala 5 ~ 25 ℃.
Kununkhira kwakukulu kotsalira
chifukwa chachikulu:
1) Kuchiritsa kwa varnish ya UV sikokwanira
2) Kusakwanira kwa kuwala kwa ultraviolet kapena nyali yokalamba ya UV
3) Vanishi ya UV ili ndi mphamvu yosokoneza ya anti-oxygen
4) Kuwonjezera kowonjezera kwa diluent yosagwira ntchito mu varnish ya UV.
Yankho: Kuchiritsa kwa varnish ya UV kuyenera kukhala kokwanira, ndipo mpweya wabwino uyenera kulimbikitsidwa. Ngati ndi kotheka, sinthani mtundu wa varnish.
04chidule cha polishi
Nkhani yosindikizidwa imadyetsedwa mu bandi yowala pakati pa chodzigudubuza chotenthetsera ndi chopukutira chopondera ndi tebulo lodyera la pepala. Pansi pa kutentha ndi kupanikizika, nsalu yophimba imamangiriridwa ku gulu lowala kuti likhale lakale.
chikoka chinthu
1) Kupaka kuchuluka kwa mafuta opukutira
Kupaka pang'ono, kusalala kosalala mukatha kuumitsa ndi kupukuta, kupaka kwambiri, kuchuluka kwa mtengo, kuyanika pang'onopang'ono kumapangitsa kuti mapepala asungunuke, ndipo malo osindikizira ndi osavuta kusweka akamapukuta.
2) Kupukuta kutentha
Ngati kutentha kuli kokwera kwambiri, kusinthika kumawonjezeka, kutentha kumakhala kochepa kwambiri, ndipo kupukuta kudzakhala kochepa. Malinga ndi zochitika zamakampani, 115-120 ℃ ndiye kutentha kwabwinoko kupukuta
3) Kuwotcha kuthamanga
Malo osindikizira ndi osavuta kusweka komanso ovuta kupukuta pamene kupanikizika kuli kwakukulu kwambiri, ndipo kutsekemera pambuyo popukuta kumakhala kosauka pamene kupanikizika kuli kochepa kwambiri, ndipo kupanikizika kumayendetsedwa pa 150 ~ 180kg / m2.
4) Kupukuta liwiro (kuchiritsa nthawi)
Kuchiritsa kwakanthawi kochepa, kusalala kosalala kosalala komanso kusamata bwino kwa utoto wa inki. Makhalidwe apamwamba akuwonjezeka ndi kuwonjezeka kwa nthawi yochiritsa, ndipo sikuwonjezeka pambuyo pa 6-10 m / min.
5) Chitsulo chosapanga dzimbiri electroplated kupukuta lamba
Chitsulo chosapanga dzimbiri chimatchedwa plating polishing lamba, chomwe ndi chida chapakati pakupukuta. Kusalala ndi kuwala kwa lamba wowala kumatsimikizira kuti galasi gloss zotsatira zake ndi khalidwe mankhwala ❖ kuyanika.
3. Mafunso Ofunsidwa Kawirikawiri
Mafilimu opukutidwa ali ndi mizere ndi maluwa
chifukwa:
1) Mafuta opukutira ali ndi kukhuthala kwakukulu komanso zokutira wandiweyani
2) Mafuta opukutira ali ndi masinthidwe olakwika komanso opaka osagwirizana
3) Pamwamba pa zinthu zosindikizidwa ndi fumbi
4) Kutentha kopukutira ndikotsika kwambiri kuti kufewetse mafuta opukuta
5) Kuthamanga kwa kupukuta kumakhala kochepa kwambiri
mawu othetsa:
1) Inki yosindikizira iyenera kukhala youma kwathunthu musanapukutidwe
2) Chepetsani kukhuthala kwamafuta opukutira ndikuwongolera malo owongolera (kuphatikiza madzi a Tianna)
3) Moyenera kuwonjezera kutentha kupukuta ndi kuthamanga
Mapepala othyoka pambuyo kusindikizidwa ndi opukutidwa
chifukwa:
1) Kutentha kwakukulu kopukuta kumachepetsa madzi omwe amasindikizidwa ndipo kumapangitsa kuti pepala likhale lolimba;
2) Kuthamanga kwakukulu kopukuta kumapangitsa kuti kusinthasintha ndi kuwonjezereka kwa pepala kuipire;
3) Kupukuta mafuta kumakhala kosavuta kusinthasintha;
4) Kukonza zinthu pambuyo kupukuta sikoyenera.
solvent:
1) Kuchepetsa kutentha ndi kupanikizika moyenera pansi pa chikhalidwe chokumana ndi kupukuta;
2) Mapepala a brittle sayenera kukonzedwa mwamsanga atatha kupukuta, ndipo njira zogwira mtima ziyenera kutengedwa kuti zisinthe madzi omwe amasindikizidwa.
3) Ngati vuto la fracture ndi lalikulu, likhoza kuthetsedwa ndi kusefukira kwa madzi kumbuyo.
05 Chophimba cha filimu
mwachidule
Kuphimba filimu ndi njira yophimba filimu yapulasitiki pamwamba pa zinthu zosindikizidwa ndi kugwiritsa ntchito zomatira kutenthetsa ndikuzikanikiza pamodzi.
Njira yokutira imagawidwa m'magulu awiri: kupaka ndi precoating
Pakadali pano, zomwe zimagwiritsidwa ntchito kwambiri ndi zokutira pompopompo ku China.
Kanema wopaka pompopompo amatha kugawidwa kukhala zokutira zotengera mafuta ndi zokutira zamadzi zotengera madzi malinga ndi mtundu wa guluu.
Chithunzi chojambula cha makina ojambulira pompopompo.
influence factor
1) Zinthu zosindikizira zimakhala ndi chikoka chachikulu pamtundu wa filimu yophimba
Pamwamba pake ndi oyera. The filimu chophimba zotsatira za zipangizo ndi makulidwe yunifolomu ndi mkulu kupinda mphamvu ndi abwino
2) Chikoka cha inki pamtundu wa zokutira filimu ndizodziwikiratu
Inki wandiweyani wa chinthu chosindikizidwa kapena gawo lalikulu la chithunzi chosindikizidwa ndi zolemba zidzachititsa inki kutseka ma pores a ulusi, kulepheretsa kulowa ndi kufalikira kwa zomatira, ndikupangitsa kuti zikhale zovuta kuti zosindikizidwazo zigwirizane nazo. filimu ya pulasitiki, yomwe imakonda kuphulika.
Inkiyo imakutidwa isanaume. The zosungunulira ndi mkulu kuwira mfundo zili inki n'zosavuta kuwonjezera ndi elongate filimu. Pambuyo filimu yokutidwa, mankhwala adzakhala matuza ndi kuchotsa filimuyo.
3) Kusindikiza kumakhudza khalidwe la chophimba cha filimu
The mankhwala kusindikizidwa ndi inki wamba golide ndi siliva si oyenera chophimba filimu, chifukwa chitsulo ufa mosavuta analekanitsidwa inki pa kuyanika ndondomeko, ndi analekanitsidwa zitsulo ufa adzakhala chotchinga pakati pa wosanjikiza inki ndi zomatira, zimakhudza ogwira kuphatikiza awiri. Izi zitha kuphulika zitayikidwa kwakanthawi
4) Mphamvu yozungulira kutentha ndi chinyezi
Kusintha kwa chinyezi cha zinthu zosindikizidwa (mayamwidwe achinyezi, kuchepa madzi m'thupi) makamaka zimachitika m'mphepete mwa mankhwala panthawi yotentha yotentha ndi lamination, zomwe zimakhala zosavuta kupanga zomatira bwino ndi filimuyo, zosavuta kupanga makwinya, komanso zimakhudza kupanga kosalala. za mankhwala.
Zofunikira zakuthupi
Kuwonekera kwapamwamba kwa filimuyo, ndibwino kuti zitsimikizire kumveka bwino kwa kusindikizidwa kophimbidwa
Imakhala ndi kukana bwino kwa kuwala ndipo sisintha mtundu pansi pakuchita kwa kuwala kwa nthawi yayitali
Kukhudzana ndi zosungunulira, zomatira, inki ndi mankhwala ena, ziyenera kukhala ndi kukhazikika kwamankhwala
Palibe mawanga oyera, makwinya, mapini
Mphamvu yapamtunda idzakwaniritsa zofunikira pakukonza njira yotsatira, ndipo mphamvu yapamtunda idzakhala yayikulu kuposa ma 38 dynes ngati ikufunika kupangidwa ndi bronzed.
Mafilimu odziwika bwino amaphatikizapo mafilimu a PET ndi BOPP
FAQ kusanthula
Mankhwala azipiringa pambuyo slitting
1) Kuthamanga kwa filimuyo ndi kwakukulu kwambiri, kuchititsa kuti filimuyo itambasule ndi kupunduka. The filimu mavuto chipangizo akhoza kusinthidwa
2) Kukangana kwakukulu kokhotakhota kumapangitsa kuti filimuyo ndi mapepala ziwonongeke nthawi imodzi. Sinthani chida chomangirira chomangika
3) Chinyezi cha malo opangira ndi okwera. Kutentha ndi chinyezi cha msonkhano wopanga ziyenera kuyendetsedwa pa 60%
4) Nthawi yowumitsa ndi yochepa. Zimafunika kuchoka kwa maola 4 musanayambe kudula
Kufananiza ntchito pepala pamwamba processing.
06 Mayeso oyembekezera
Zinthu zoyezera zofunikira pazogulitsa zamabokosi amitundu:
1) Yezetsani zoyendera mayendedwe
Abrasion test
Kuphulika kwamphamvu kuyesa
Drop Test
2) Yezetsani chilengedwe mayeso
Mayeso okalamba
Kutentha ndi kuzizira kuyesa ndi kuyesa kuzungulira
3) Mayeso oyeserera pambuyo pa ndondomeko
Ngati kasitomala akufuna kutsata miyezo yamakasitomala, ngati kasitomala safuna kutsatira miyezo ya kampaniyo, mayeso oyenerera ayenera kuchitidwa kuti atsimikizire mtundu wa malonda.
Malingaliro a kampani Shanghai Rainbow Industrial Co., Ltdimapereka njira imodzi yokha yopangira zodzikongoletsera.Ngati mumakonda zinthu zathu, mutha kulumikizana nafe,
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Nthawi yotumiza: Feb-15-2023