Nrog kev txhim kho ntawm tib neeg cov cai kom ua rau cov khoom ntim thiab kho kom zoo nkauj, Kev siv dej hloov chaw luam ntawv yog ua ntau dua thiab ntau dua. Lub hauv paus ntsiab lus ntawm indirect luam ntawv thiab cov khoom lag luam zoo tshaj plaws muaj ntau cov teeb meem ntawm cov khoom lag luam tshwj xeeb ntawm cov khoom lag luam sib txawv nrog cov duab sib xyaw.
Kev ris tsho ntawm cov dej hloov cov khoom lag luam:
Taw qhia rau kev ua hauj lwm hauv paus ntsiab lus ntawm cov dej hloov luam ntawv txheej txheem
Cov txheej txheem nta:
Lub hauv paus ntsiab lus ntawm cov dej rho tawm cov luam ntawv Indirec thiab cov luam ntawv zoo tshaj plaws muaj ntau cov teeb meem ntawm kev kho kom zoo nkauj, Thiab nws yog tsuas yog siv rau cov duab thiab cov ntawv hloov ntawm cov khoom ntawm cov khoom nrog cov duab nyuaj.
Cov Khoom Siv Raw Tseem Ceeb:
Thaum xaiv cov ntaub ntawv raw rau dej hloov chaw luam ntawv rau cov teebmeem sib txawv thiab cov khoom npoo av, Nws muaj cov txheej txheem sib txawv raws li cov ntaub ntawv sib txawv ntawm cov haujlwm ua haujlwm thiab cov xim ntawm workpiece sib haum rau cov xim tom qab hloov pauv tiav.
Cov Khoom Siv Uas Muaj Rau Cov Dej Hloov Luam Ntawv:
Zaj duab xis txheej khoom, Ntxuav Khoom Siv, Cov Khoom Siv Kom Qhuav, Khoom Siv Khoom Haus.
Cov ntsiab lus ntawm txhua kauj ruam:
Hauv qab no qhia txog cov ncauj lus kom ntxaws thiab kev ceev faj ntawm cov txheej txheem dej hloov mus.
1. Lub zim teb: kev rhuav tshem, ncab, Xeb tshem tawm, kev tawm tsam kev tshem tawm lossis nplaim hluav taws kev kho raws li cov khoom siv ntawm workpiece mus hloov;
2. Kom qhuav: Xaiv qhov ntsuas kub uas tsim nyog kom qhuav cov thawj coj raws li qhov xwm txheej ntawm tus thawj;
3. Zaj duab xis xaiv: Xaiv tus qauv ua ntej hloov lossis kho nws raws li kev daws teeb meem tau muab los ntawm cov qhua tuaj noj mov;
4. Teeb zaj duab xis: Txiav cov ntawv zaj duab xis ntawm tib qhov loj me raws li lub workpiece mus hloov, thiab nteg nws tiaj ntawm cov dej saum npoo (Kev luam ntawv yog ntsib);
5. Kev ua kom ua kom muaj zog: Thaum zaj duab xis ntawv tso rau saum cov dej saum npoo rau 60-90 vib nas this, Txau cov activatory ntawm cov ntawv zaj duab xis. Nteg cov dej hloov zaj duab xis tiaj tiaj ntawm cov dej saum npoo ntawm qhov hloov dej tank, nrog duab nraaj tig, Khaws cov dej nyob hauv lub taub dej tank huv si thiab cia li nyob hauv ib qho nruab nrab lub xeev. Txau tusyees ntawm cov duab saum toj nrog cov activator los qhib cov txheej txheej duab thiab ua kom nws yooj yim cais los ntawm cov pas ntoo ua yeeb yaj kiab. Tus activator yog ib hom tshuaj organic sib xyaw ua ke yog tsim cov ntxhiab hydrocarbons, uas tuaj yeem yaj sai thiab rhuav tshem polyvinyl cawv tab sis yuav tsis puas cov duab txheej thiab khaws cov duab thiab cov ntawv sau hauv lub xeev pub dawb.
6. Hloov Luam Ntawv: txog 5-10 vib nas this tom qab tshuaj tsuag cov activator, Khaws txoj siv hloov ua haujlwm workpiece ntawm 35-degree lub kaum sab xis kom dlhos daim ntawv zaj duab xis los ntawm sab saum toj mus rau hauv qab thiab nias hauv qab txawm ceev. Cov khoom uas xav tau kev hloov chaw dej yog maj mam nce mus rau cov dej hloov cov zaj duab xis raws lawv cov qauv, Thiab cov duab txheej yuav tsum tau hloov mus rau saum npoo ntawm cov khoom hauv qab kev nqis tes ntawm cov dej siab. Vim yog lub cev tsoos uas muaj cov kua mem kua mis thiab cov khoom luam lossis cov txheej txheem tshwj xeeb tsim ua adhesion. Thaum lub sij hawm hloov chaw, lub lamination ceev ntawm substrate thiab dej-coated zaj duab xis yuav tsum khaws cia niaj hnub no kom tsis txhob muaj kev sib dhos ntawm zaj duab xis thiab cov duab tsis zoo thiab cov ntawv sau. Hauv txoj ntsiab cai, Nws yuav tsum tau kom paub tseeb tias cov duab thiab cov ntawv sau tau ncu, thiab sib tshooj yuav tsum zam kom ntau li ntau tau, Tshwj xeeb tshaj yog nyob rau kev sib tshuam. Ntau dhau ntawm kev sib tw yuav muab cov neeg sib cav sib ceg. Qhov ntau cov khoom lag luam, Ntau dua cov kev ua haujlwm ua haujlwm.
Dej kub yog qhov tseem ceeb uas cuam tshuam rau kev hloov pauv zoo.
Yog tias cov dej kub tsawg dhau, cov solubility ntawm cov yeeb yaj kiab txheej txheej yuav txo; Yog tias cov dej kub dhau heev, Nws yog ib qho yooj yim los ua kev puas tsuaj rau cov duab thiab cov ntawv nyeem, ua rau cov duab thiab cov ntawv kom tau deformed. Lub tshuab tswj dej ntws tawm tuaj yeem siv ib qho khoom siv kub thiab txias siv los tswj cov dej kub nyob hauv ib qho chaw ruaj khov. Rau cov txheej txheem loj-teev nrog cov qauv yooj yim thiab cov khoom siv sib txawv, Cov khoom siv dej hloov dej tshwj xeeb tuaj yeem siv tau siv tsis siv cov kev tswj hwm phau ntawv, xws li cylindrical workpieces, uas yog tsau rau ntawm lub rotating ncej thiab tig rau saum npoo ntawm zaj duab xis hloov cov duab txheej.
7. Thawb ntub: Soak hloov chaw ua haujlwm rau txog 30 vib nas this, yog li ntawd tus number case tuaj yeem txuas ntxiv txuas rau qhov chaw ua haujlwm;
8. Ywg: Coj workpiece tawm ntawm lub taub dej, Tshem tawm cov zaj duab xis seem, thiab tom qab ntawd ntxuav tawm cov txheej ntab uas tsis kho rau saum npoo ntawm cov khoom nrog dej huv. Nco ntsoov tias cov dej hluav taws xob yuav tsum tsis loj dhau, Txwv tsis pub nws yuav yooj yim ua rau kev puas tsuaj rau cov duab pauv hloov.
9. Kom qhuav: Tshem tawm cov dej noo nyob rau saum npoo ntawm cov khoom los pab kom yooj yim kom qhuav ntawm kev hloov mem kua mem thiab nce cov nplaum nrawm. Nws tuaj yeem qhuav nrog cov plaub hau, lossis cov khoom tuaj yeem qhuav hauv lub thawv qhuav. Lub ziab qhov kub ntawm cov khoom siv yas yuav tsum tsis txhob siab dhau, txog 50 rau 60 ° C. Yog hais tias qhov ntsuas kub dhau lawm, Lub substrate yuav yog deformed; Lub ziab kub ntawm cov hlau, iav, rooj ceramics, thiab lwm yam ntaub ntawv tuaj yeem tsim nyog nce ntxiv.
10. Kev Kho Mob Topcoat: Txhawm rau txhim kho qhov tsis kam ntawm cov duab nraaj rau ib puag ncig, Cov nplaim yuav tsum tau txau. Rau txau xim, Cov kuab tshuaj-raws cov kua roj vanish tuaj yeem siv tau, uas tuaj yeem muab cov khoom tawg los yog ua kom sov tom qab txau; UV Varnish kuj tseem siv tau, uas yog kho thiab qhuav los ntawm ultraviolet rays. Nyob rau hauv sib piv, UV Kho Siab yog qhov tsim nyog rau kev tiv thaiv ib puag ncig. Cov kuab tshuaj solvent-raws li varshish yuav tsum tau sib xyaw nrog cov khoom siv tawv tawv. Piv txwv li, Dej Hloov Luam Ntawv Varnish tsim tawm los ntawm cov chaw tsim khoom yog ib qho varnish nrog polyurethane resin li lub phau ntawv, uas yuav tsum tau siv nrog polyurethane PU HARDENER; Lub thickness ntawm txheej tuaj yeem dhau los ntawm kev ntxiv tus nqi tsim nyog los txhim kho lub viscosity ntawm varnish los tswj; Ceevfaj tsis txhob qhuav hauv qhov cub. Rau cov ntaub ntawv luam tawm txawv, Txau varnish tseem yuav muab faib ua peb hom, namely varnish haum rau cov ntaub ntawv yas, varnish haum rau cov ntaub ntawv hloov tau, thiab cov roj vanish haum rau cov khoom siv tsis muaj pa xws li hlau thiab iav.
Dej Dej Hloov Chaw
Ib qho chaw huv si yog qhov yuav tsum tau hloov chaw zoo, Thiab qhov no yog tib yam rau ib qho kev luam ntawv. Nco ntsoov tias lub substrate yog raug tshem tawm ua ntej hloov chaw. Ntxiv rau, Ib puag ncig huv thiab huv si yog qhov ua haujlwm zoo rau lub ntsej muag zoo ntawm hloov kua mis txheej rau saum npoo ntawm substrate, thiab cov hmoov av ntab hauv huab cua feem ntau yuav cuam tshuam rau cov nyhuv hloov.
Daim Ntawv Tso Hluav Taws Xob Hloov Chaw Ua Haujlwm
Daim Ntawv Hloov Hloov Hloov Hloov Ua Rau Cov Ntawv Tso Hluav Taws Ua Rau Cov Ntawv Vev Vev Luam Ntawv thiab Duav Daim Ntawv Ntaus Ntaus Ntaus.
Cov duab thiab cov ntawv ntawm cov ntawv xa tawm daim ntawv xa tawm tuaj yeem sib cais los ntawm cov txheej txheem tom qab ua kom tiav rau kev hloov pauv; Tom qab dissolving watermark hloov daim ntawv yog qhib, lub substrate yaj hauv dej, thiab cov duab thiab cov ntawv nyeem nyob hauv lub xeev pub dawb kom ua tiav kev hloov pauv.
Kev ua kom muaj zog ntawm daim ntawv Watkark hloov txawv ntawm kev ua kom qhib ntawm cov dej-coated hloov zaj duab xis. Nws tsuas yog raus cov ntawv hloov mus rau hauv cov dej cais cov duab thiab cov ntawv sau los ntawm cov qib qis tsis muaj cov kuab tshuaj tshwj xeeb. Raws li qhia hauv daim duab hauv qab no, Tus txheej txheem yooj yim dua.
Cov txheej txheem tshwj xeeb ntawm Kev Ua Si Ntaus Ntawv Ua Haujlwm: Ua ntej txiav cov ntawv hloov chaw dej uas yuav tsum tau pauv mus rau cov lus qhia uas yuav tsum muaj, muab tso rau hauv lub taub dej huv, thiab soak nws txog 20 vib nas this los cais lub npog ntsej muag los ntawm substrate, thiab npaj rau kev hloov chaw. npaj.
WATMMAGMING HLOOV DAIM: Cov txheej txheem yog qhia hauv daim duab hauv qab no, nqa tawm cov ntawv hloov dej thiab maj mam kaw nws mus rau saum npoo ntawm substrate, Scrape cov duab saum npoo nrog tus scraper kom nyem cov dej, Khaws cov duab thiab cov ntawv ntawm txoj haujlwm teev tseg, thiab nqa tawm tej yam qhuav.
Rau Cov Ntawv Vas Vev, Qhuav nws ib txwm thiab tom qab ntawd muab tso rau hauv qhov cub kom qhuav txhawm rau txhim kho cov nplaum kom huv ntawm cov duab thiab cov ntawv nyeem. Lub tshuab ziab qhov kub yog hais txog 100 ° C. Vim tias muaj txheej txheej ntawm kev tiv thaiv varnish nyob rau saum npoo ntawm cov ntawv luam yeeb, Tsis tas yuav muaj tshuaj tsuag tshuaj tsuag. Txawm li cas los, Yog tsis muaj kev tiv thaiv txheej nyob rau saum npoo ntawm soluble watermark hloov ntaub ntawv. Nws yuav tsum tau txau nrog varnish tom qab ntuj ziab, thiab UV vanish yuav tsum tau kho nrog lub tshuab kho kom zoo.
Thaum txau kua roj varnish, Koj yuav tsum xyuam xim kom tiv thaiv cov hmoov av los ntawm kev poob saum npoo, txwv tsis pub, Cov tsos ntawm cov khoom yuav muaj cuam tshuam heev. Kev tswj hwm ntawm txheej txheej txheej txheej ua tiav yog tiav los ntawm kev kho lub viscosity thiab txau tus nqi ntawm cov kua roj vanish. Kev txau ntau yuav yooj yim ua rau muaj kev sib txuam kom poob. Rau substrates nrog ib qho chaw hloov chaw, Siv tshuaj ntsuam luam ntawv rau glazing tuaj yeem tau txais cov txheej txheej tuab, uas tseem yog ib qho kev tiv thaiv zoo heev.
