Kukonzekera koyambirira kwa matumba ophatikizana kumagawidwa m'magulu anayi: kusindikiza, laminating, slitting, thumba kupanga, zomwe njira ziwiri zopangira laminating ndi thumba kupanga ndi njira zazikulu zomwe zimakhudza ntchito yomaliza.
Njira yophatikizira
Kupanga mapangidwe azinthu zopangira, kuwonjezera pa kusankha kolondola kwa magawo osiyanasiyana, kusankha zomatira zophatikizika ndikofunikiranso, malinga ndi kugwiritsa ntchito zinthu, kapangidwe kake, mikhalidwe yosinthira, zofunikira pakusankha kwabwino.Sankhani zomatira zolakwika, ziribe kanthu momwe luso lamakono lopangira zinthuzo likuyendera bwino, lidzabweretsanso zotsatira zoipa, komanso pambuyo pokonza kuti muchepetse mphamvu, pansi pa mphamvu yamagulu, kutayikira, matumba osweka ndi zolephera zina.
Kusankhidwa kwa tsiku ndi tsiku mankhwala osinthika ma CD ndi zomatira kuganizira zinthu zosiyanasiyana, ambiri, monga zomatira gulu ayenera kukwaniritsa zinthu zotsatirazi.:
Zopanda poizoni
Palibe zotulutsa zoyipa zomwe zimawonekera pambuyo pakulongedza zamadzimadzi.
Zogwirizana ndi kutentha kwa malo osungira chakudya.
nyengo yabwino kukana, palibe chikasu ndi matuza, palibe choko ndi delamination.
kukana mafuta, zokometsera, vinegars ndi mowa.
Palibe kukokoloka kwa inki yosindikiza, yomwe ikuyembekezeka kukhala yogwirizana kwambiri ndi inki.
Kuphatikiza apo, kukana kukokoloka, zomwe zili ndi zonunkhira zambiri, mowa, madzi, shuga, mafuta acids, etc., katundu wawo amasiyana, amatha kulowa mkati mwa filimu yophatikizika muzomatira. , kuchititsa kuwonongeka kwa dzimbiri, zomwe zimabweretsa delamination ya thumba la ma CD, kuwonongeka kwa kulephera.Zotsatira zake, zomatira ziyenera kukhala ndi mphamvu yokana kukokoloka kwa zinthu zomwe zili pamwambazi, nthawi zonse zimakhala ndi mphamvu zokwanira zomatira za peel.
Njira zopangira mafilimu apulasitiki ndi njira yowuma yophatikizika, njira yonyowa yophatikizika, njira yophatikizira yotulutsa, njira yophatikizira yotentha yosungunuka ndi njira yophatikizira yophatikiza ndi zina zingapo..
1, Kusakaniza kowuma
Dry lamination njira ndi njira yofala kwambiri ya pulasitiki ma CD lamination.Pazikhalidwe zina za kutentha, mavuto ndi liwiro, gawo lapansi loyamba ndi uniformly wodzazidwa ndi wosanjikiza zosungunulira ofotokoza zomatira (gawo limodzi otentha Sungunulani zomatira kapena awiri chigawo zotakasika zomatira), pambuyo laminating makina kuphika njira (agawidwa m'madera atatu. : evaporation zone, kuumitsa zone ndi kupatula fungo zone) kotero kuti zosungunulira nthunzi nthunzi n'kuuma, ndiyeno ndi otentha atolankhani odzigudubuza, mu otentha atolankhani boma ndi gawo lapansi chachiwiri (pulasitiki filimu, pepala kapena zotayidwa zojambulazo) womangidwa mu kompositi filimu.
youma lamination akhoza laminate mtundu uliwonse wa filimu, ndipo akhoza m'malo luso lithe mkulu-ntchito ma CD zipangizo malinga ndi zofuna za cholinga malinga ndi nkhani.Choncho, mu ma CD, makamaka tsiku ndi tsiku mankhwala ma CD yathetsedwa chitukuko.
2,Kuphatikizika konyowa
Yonyowa gulu njira ndi gulu gawo lapansi (pulasitiki filimu, zotayidwa zojambulazo) TACHIMATA ndi wosanjikiza zomatira pamwamba, pa nkhani ya zomatira si youma, mwa kuthamanga wodzigudubuza ndi zipangizo zina (pepala, cellophane) gulu, ndiyeno zouma. pambuyo ng'anjo mu gulu filimu.
Njira yonyowa yophatikizika ndiyosavuta, yokhala ndi zomatira zochepa, zotsika mtengo, zopangira zinthu zambiri, komanso osaphatikiza zosungunulira zotsalira.
Chonyowa gulu laminating makina ndi mfundo ntchito ntchito ndi youma gulu njira ali chimodzimodzi, kusiyana ndi gawo lapansi loyamba TACHIMATA ndi guluu, choyamba ndi gawo lapansi lachiwiri laminated gulu, ndiyeno zouma ndi uvuni.Zosavuta, zochepa zomatira mlingo, kuphatikizika liwiro, gulu mankhwala mulibe zosungunulira zotsalira, kuipitsa njira kwa chilengedwe.
3, Extrusion kuonjezera
Kuphatikizika kwa extrusion ndiyo njira yodziwika kwambiri yophatikizira, ndikugwiritsa ntchito utomoni wa thermoplastic ngati zopangira, utomoni umatenthedwa ndikusungunuka mu nkhungu, ndi pakamwa pakamwa m'malo mwa kuchiritsa kwa pepala la filimuyo, atangophatikizana ndi mtundu wina. kapena mafilimu awiri pamodzi, ndiyeno utakhazikika ndi kuchiritsidwa.Mipikisano wosanjikiza co-extrusion lamination ndi zosiyanasiyana katundu wa pulasitiki utomoni kudzera kuposa extruder co-extrusion, mu kufa lamination mu filimu.
Zida zophatikizika zimatha kubweretsa zovuta komanso mayankho
Kuphatikizira ndi njira yofunika kupanga ndi processing wa ma CD osinthasintha, zolephera zake wamba ndi: kupanga thovu mpweya, otsika fastness kuti compounding, anamaliza mankhwala makwinya ndi adagulung'undisa m'mphepete, gulu mankhwala Tambasula kapena shrinkage, etc. pa kusanthula makwinya, adagulung'undisa m'mphepete mwa zomwe zimayambitsa ndi njira zothetsera.
1, Makwinya chodabwitsa
Mu youma gulu kulephera cha chodabwitsa occupies lalikulu gawo la kulephera mwachindunji zimakhudza khalidwe la yomalizidwa mankhwala thumba kupanga.
Zifukwa zazikulu za kulephera kumeneku ndi izi.
Kusakwanira kwa zinthu zophatikizika kapena gawo lapansi losindikizira lokha, kupatuka mu makulidwe, mipukutu ya filimu imakhala yotayirira kumapeto onse ndi kolimba kumapeto kumodzi chifukwa cha kukangana kozungulira kopanda malire.Ngati voliyumu ya filimuyo imasiyanitsidwa ndi kusungunuka kwa lalikulu, pamakina, filimuyo mmwamba ndi pansi ndi kumanzere ndi kumanja kuyika matalikidwe amakhalanso aakulu chifukwa pamene zinthuzo zimalowa pakati pa ng'oma yotentha ndi odzigudubuza otentha, sangathe. kukhala mlingo ndi otentha atolankhani odzigudubuza, kotero izo sizingakhoze kufinyidwa lathyathyathya, chifukwa mu yomalizidwa gulu makwinya, mizere oblique, chifukwa mankhwala zidutswa.Pamene zinthu zophatikizika ndi PE kapena CPP, ngati kupatuka kwa makulidwe kuli kopitilira 10μm, ndikosavuta kukwinya, panthawiyi, kupsinjika kwa zinthu zophatikizika kumatha kuonjezeredwa moyenera, ndipo chopukutira chowotcha chimatha kukhala chopingasa. za extrusion.Komabe, tisaiwale kuti mavuto ayenera kukhala oyenera, kwambiri mavuto n'zosavuta kuti gulu zinthu elongated, chifukwa mu thumba pakamwa m'kamwa mapendekeredwe.Ngati kupatuka kwa makulidwe a zinthu zophatikiza ndi zazikulu kwambiri, sizingagwiritsidwe ntchito, ziyenera kuthetsedwa.
2, Mawanga oyera ophatikizika
Chifukwa cha osauka inki Kuphunzira mlingo woyera mawanga: kwa gulu woyera inki, pamene inki mayamwidwe volatilization koma osati volatilization chifukwa mawanga woyera, kupezeka kusintha kuyanika mphamvu ya njira;ngati pali mawanga oyera, njira yothetsera vutoli ndikuwongolera kuphimba kwa inki yoyera, monga kuyang'ana ubwino wa inki yoyera, chifukwa kupukuta kwabwino kwa inki yophimba bwino kumakhala kolimba.
Zomatira m'malo mosagwirizana opangidwa mawanga oyera: mu inki wosanjikiza wokutidwa ndi guluu, chifukwa kulowa inki adzayamwa zosungunulira, padziko mavuto ndi ang'onoang'ono kuposa gawo lapansi, kuwongolera si bwino monga kuwala filimu TACHIMATA ndi guluu, guluu depressions. ndi aluminiyumu-yokutidwa pamwamba kapena aluminiyamu zojambulazo si kuyandikira koyenera, kusonyeza kuwala kudzera kuwira pamene kukumana ndi gawo, adzakhala refract kapena diffuse kunyezimiritsa, mapangidwe mawanga oyera.Njira yothetsera vutoli ingagwiritsidwe ntchito kusalaza zokutira ndi yunifolomu mphira wodzigudubuza, kapena kuwonjezera kuchuluka kwa m'malo.
3, kuwira kophatikiza
Mapiritsi apangidwe amapangidwa muzochitika zotsatirazi ndi njira zofananira.
Compound thovu mu chodabwitsa
1. zoipa filimu, ayenera kusintha ndende zomatira ndi kuchuluka kwa m`malo, MST, KPT pamwamba si kophweka kunyowa, zosavuta kutulutsa thovu, makamaka yozizira.Mpweya umatulutsa inki,akhozagwiritsani ntchito njira yowonjezera kuchuluka kwa zomatira kuti muchotse.
2,The inki pamwamba kugunda ndi kuwira, ayenera anawonjezera filimu kuonjezera kutentha ndi kumawonjezera kuthamanga kuonjezera.
3, kuchuluka kwa kuwonjezera guluu padziko inki ndi otsika, ayenera kuonjezera compating wodzigudubuza kuthamanga phala phala nthawi ndi ntchito odzigudubuza yosalala, filimu preheating okwanira kuchepetsa kuchulukira liwiro, kusankha zabwino nyowetsa guluu ndi kusankha koyenera inki. .
4. Zowonjezera (lubricant, antistatic agent) mufilimuyi zimalowetsedwa ndi guluu, kotero muyenera kusankha guluu ndi kulemera kwakukulu kwa maselo ndi kuchiritsa mofulumira, kuonjezera kuchuluka kwa guluu, kukweza kutentha kwa uvuni kuti muwumitse guluu, ndi osagwiritsa ntchito filimuyo ndi nthawi yopitilira miyezi itatu, chifukwa chithandizo cha corona chatayika.
5,Kutentha m'nyengo yozizira ndi otsika, jointing kwa filimu ndi inki kutengerapo, bwererani mayikidwe kwenikweni si zabwino, kotero ntchito malo kusunga kutentha.
6,Kutentha kowuma kumakhala kokwera kwambiri, kuphulika kwa zomatira kapena kupukuta kwa khungu lapamwamba kumachitika, ndipo mkati mwake siuma, kotero kutentha kwa zomatira kumayenera kusinthidwa.
7. Mpweya umalowetsedwa pakati pa filimu yodzigudubuza yophatikizika, kutentha kwa ma rollers ophatikizika kuyenera kuonjezedwa ndipo mbali yophatikizika iyenera kuwonongeka (filimuyo ndi yokhuthala komanso yosavuta kutulutsa thovu pamene ili yovuta).
8,Chifukwa cha chotchinga chachikulu cha filimuyo, mpweya wa CO2 wopangidwa ndi zomatira kuchiritsa, zotsalira mu filimu yophatikizika, osasindikizidwa pamtambo, uyenera kupititsa patsogolo kuchuluka kwa machiritso, kuti zomatira zichiritse pouma.
9. Glycolic acid mu rabara ndi bwino zosungunulira inki filler, mphira amasungunula inki, ndipo pamakhala thovu pa inki, amene ayenera kupewa kulowa madzi mu mphira ndi kusintha kuyanika kutentha kwa mphira kuchepetsa. kusungunuka kwa inki.
4, Kuchepa mphamvu kwa peel
Mphamvu ya peel ndi yofooka, chifukwa cha kuchiritsa kosakwanira, kapena kuchuluka kwa guluu kumakhala kochepa kwambiri, kapena inki yogwiritsidwa ntchito ndi zomatira sizikugwirizana ndi zomwe zikuchitika, ngakhale kuchiritsa kwatha, koma pakati pa zigawo ziwiri za filimu yophatikizika chifukwa cha kusowa kwautali kwachepetsa kuchepetsa mphamvu.
Kuchuluka kwa jekeseni wa guluu ndikochepa kwambiri, chiŵerengero cha zomatira chimachepetsedwa, guluu limasokonekera posungira, madzi ndi mowa zimasakanizidwa mu guluu, zothandizira mufilimuyi zimatenthedwa, kuyanika kapena kusasitsa sikuli m'malo. , etc., zomwe zidzatsogolera kuzinthu zomaliza zochepetsera mphamvu za peel.
Samalani kusungirako koyenera kwa guluu, kutalika kwake sikuposa 1 chaka (malata amatha kusindikizidwa);kuletsa zinthu zakunja kulowa guluu, makamaka madzi, mowa, etc., zomwe zingachititse guluu kulephera.filimu yoyenera kusintha kuchuluka kwa guluu ❖ kuyanika;kusintha kuyanika kutentha mpweya voliyumu, kuchepetsa liwiro compounding.The chachiwiri mankhwala a filimu pamwamba kusintha padziko mavuto;kuchepetsa ntchito zina mu filimu compounding pamwamba.Njira zonsezi zingatithandize kukonza vuto la kufooka kwa peel ya kompositi.
5. Kutentha chisindikizo choipa
Compound thumba kutentha chisindikizo zoipa ntchito ndi zoyambitsa zake kwenikweni zinthu zotsatirazi.
Kutentha kusindikiza mphamvu ndi osauka.Zifukwa zazikulu za zochitikazo sizimachiritsidwa kwathunthu kapena kutentha kusindikiza kutentha ndikotsika kwambiri.Konzani njira yochiritsira kapena kuonjezera kutentha kwa mpeni wosindikizira kungathandize kuthetsa vutoli.
Kutentha chisindikizo chisindikizo delamination ndi refractive index.Chifukwa chachikulu cha chodabwitsa ichi ndi kulumikizana sikuchiritsidwa.Kusintha nthawi yochiza kapena kusintha zomwe zili mu machiritso zitha kukonza vutoli.
Kusatseguka bwino / kusatseguka bwino kwa filimu yamkati yosanjikiza.Choyambitsa chodabwitsachi ndi chocheperako chotsegulira, zomwe zimapangitsa kuti pakhale zinthu zambiri (zosintha) komanso filimu yomata kapena yamafuta.Vutoli likhoza kuwongolera powonjezera kuchuluka kwa wotsegulira, kusintha kuchuluka kwa zosintha, ndikupewa kuipitsidwa kwachiwiri pamtunda wafilimu.
Kumapeto
Zikomo chifukwa chowerenga, tikukhulupirira kuti tili ndi mwayi wokhala anzanu.
Ngati muli ndi funso lomwe mukufuna kufunsa, chonde khalani omasuka kutidziwitsa ndikulumikizana nafe.
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Nthawi yotumiza: Apr-01-2022