Lawv tau tawg qhov kev sib tw ntawm 'pre-nias ua ntej luam ntawv,' thiab dab tsi yog qhov tshiab ntawm cov txheej txheem no?
Raws li kev lag luam ntim thiab luam ntawv txuas ntxiv xav tau kev tsim khoom ntau dua, tus nqi, thiab kev luam ntawv zoo, cov kev txwv ntawm cov khoom siv cov txheej txheem "stamp ua ntej thiab luam tawm tom qab" tau dhau los ua qhov pom tseeb dua li lawv cov nplai loj tuaj. Vim tias lawv siv kub stamping ua ntej rau holographic electrochemical aluminium ua ntej luam ntawv, lawv ntsib teeb meem xws li kev tsim khoom tsawg, tsis txaus rau npe, cov khoom siv siab, thiab cov txheej txheem nyuaj. Txhawm rau hais txog cov teeb meem saum toj no, daim ntawv no qhia txog holographic positioning reel daim ntawv gravure luam ntawv thev naus laus zis, siv cov txheej txheem yob ntawv txuas ntxiv, sib txuas holographic zaj duab xis nias, sau npe tus cursor lees paub, thiab kev tswj nruj kom ua tiav siab -precision thiab ua tau zoo luam ntawv. Cov thev naus laus zis no tuaj yeem siv dav hauv cov ntim luam yeeb, lub thawv cawv, siab - ntim cov tshuaj pleev ib ce, thiab lwm qhov chaw, nrog rau cov ntawv thov kev lag luam tseem ceeb.
Holographic positioning yob ntawv ua ke txheej txheem luam ntawv
Lub holographic positioning yob daim ntawv ua ke gravure luam ntawv txoj kev npaj rau hauv txoj kev tshawb no feem ntau suav nrog peb cov kauj ruam: Ua ntej, cov ntawv yob yog nias rau hauv daim ntawv tso rau ntawm lub tshuab holographic zaj duab xis xovxwm, nrog laser laser graphics thiab tus cursors sau npe preset rau ntawm daim ntawv nto; Tom ntej no, cov ntawv xovxwm yob yog rewound thiab muab tso rau hauv lub yob xovxwm; Thaum kawg, kev sau npe luam ntawm cov duab luam tawm thiab cov ntawv sau tau ua los ntawm kev sau npe lub teeb cim. Piv nrog rau cov ntawv ib txwm siv- cov txheej txheem ntawv pub, txoj kev no muaj txiaj ntsig zoo los ntawm kev siv cov ntawv yob ua lub tshuab luam ntawv nruab nrab thiab hloov mus rau yob ntawv tshuab luam ntawv, zoo heev txhim kho kev ceev ntawm cov khoom siv ntawv; Los ntawm kev hloov qhov qub ua ntej - ntsuas ntsuas thiab sab ntsuas kev sau npe nrog tus cursor rau npe, cov khoom raug thiab cov khoom zoo tau zoo tuaj.
Roll positioning paper yog ib kauj ruam tseem ceeb hauv kev luam ntawv ua ke, thiab nws cov txheej txheem suav nrog ntau cov kauj ruam ntxaws: ua ntej, laser engraving tshuab yog siv los tsim cov khoom siv los tiv thaiv- cov masters cuav hlau, uas yog cov qauv qauv rau kev npaj zaj duab xis. Tom qab ntawd, siv PET photonic zaj duab xis ua cov khoom siv hauv paus, lub coater yog siv rau txheej txheej primer. Tom ntej no, holographic positioning laser hloov zaj duab xis yog nias rau ntawm holographic zaj duab xis xovxwm, uas yog luam tawm nrog lub laser laser graphics thiab sau npe tus cursor xav tau rau cov ntaub ntawv luam tawm. Tom ntej no, PET photonic zaj duab xis substrate nrog imprinted holographic positioning laser hloov zaj duab xis yog muab tso rau hauv ib tug siab - nqus aluminium plating tshuab rau nto nqus aluminization. Thaum kawg, ntawm lub tshuab laminating, lub tshuab nqus tsev -plated PET photonic zaj duab xis substrate yog stripped thiab compounded, coated nrog ib tug tiv thaiv los yog xim-tsim txheej, thiab humidified los tsim positioning laser ntawv. Cov txheej txheem no ua kom muaj siab -kev tsim cov duab, ntawv nyeem, thiab tus cursors rau npe.
Holographic positioning yob ntawv ua ke rau kev luam ntawv
Kev soj ntsuam ntawm kev nyuaj
Hauv kev siv cov tswv yim, holographic positioning web ntawv gravure tshuab luam ntawv feem ntau ntsib cov teeb meem hauv kev ua yeeb yaj kiab, lamination, thiab luam ntawv sau npe.
01/ Cov kev sib tw hauv kev tswj cov yeeb yaj kiab- ua cov txheej txheem
(1) Substrate expansion thiab deformation: Qhov nthuav dav ntawm BOPP / PET luminous films txawv ntawm cov khoom siv, thiab thaum lub sij hawm txheej thiab molding, kub thiab nro ntxiv deform, ua rau tsis ruaj tsis khov holographic qauv qhov ntev.
(2) Thermal deformation ntawm molding: High-kub molding (120 ~ 180 degree) tuaj yeem ua rau cov yeeb yaj kiab tau yooj yim, ua rau muaj kev hloov pauv ntawm qhov sib txawv ntawm cov qauv holographic, uas cuam tshuam rau kev sau npe hauv cov txheej txheem tom ntej.
(3) Kev sib txuam ntawm txhuas plating yuam kev: Kev hloov pauv hauv kev sib tw winding thaum lub sij hawm txhuas plating txheej txheem ua rau muaj qhov sib txawv ntawm qhov sib txawv ntawm cov qauv holographic.
02/ Tswj cov kev sib tw hauv Holographic Positioning Roll Paper Film Lamination txheej txheem
(1) Qhov teeb meem sib txuam: Qhov nro ntawm zaj duab xis thiab ntawv tsis sib haum, uas tuaj yeem ua rau wrinkles los yog stretch deformation ntawm cov khoom sib xyaw.
(2) Cov nyhuv noo noo ntawm daim ntawv: Kev hloov pauv ntawm qhov kub thiab av noo ua rau daim ntawv ncab, cog lus, thiab deform, ua rau cov qauv holographic hloov txoj hauj lwm.
(3) Cov qauv tsis xws luag: Cov lamination tsis sib xws tuaj yeem ua rau txo qhov ci ntsa iab lossis qhov chaw tsis xws luag hauv cov qauv holographic, ua rau muaj qhov tsis xws luag.
03/ Tswj cov kev sib tw hauv Holographic Positioning Roll Paper Printing Process
(1) Daim ntawv thermal deformation: Thaum lub sij hawm luam ntawv ziab, daim ntawv nthuav dav thiab sib cog lus vim yog cua sov, ua rau kev sau npe nyuaj dua.
(2) Holographic thiab luam ntawv sib txuam: Nws yog ib qho tsim nyog los xyuas kom meej tias cov duab gravure thiab cov ntawv sau ua ke nrog cov qauv holographic prefabricated, nrog kev tswj tsis pub dhau ± 0.1mm.
Holographic positioning yob ntawv ua ke luam ntawv
Kev daws teeb meem
Txhawm rau daws ntau yam teeb meem hauv kev tsim cov yeeb yaj kiab, lamination, thiab luam ntawv theem, qhov kev tshawb fawb no nthuav tawm cov kev daws teeb meem tshiab hauv qab no los ntawm - kev tshawb fawb tob thiab kev ua kom zoo ntawm cov txheej txheem tseem ceeb.
01/ Optimized tsim ntawm tus cursor rau npe
Txhawm rau txhim kho kev sau npe kom raug, holographic positioning yob daim ntawv cursor tau ua kom zoo raws li kev sau npe ntawm cov tshuab luam ntawv gravure thiab cov ntsiab lus photoelectric paub. Cov khoom siv niaj hnub- tus cursors sau npe zoo li yog tsim los ntawm kub stamping, thiab lawv qhov chaw tsis yooj yim nyeem tau los ntawm lub qhov muag hluav taws xob ntau dua li cov uas tsim los ntawm number case printing. Txhawm rau daws qhov teeb meem no, txoj kev no siv lub hollowed - tawm tus cursor rau ntawm ib sab ntawm daim ntawv daim kab xev, raws li pom hauv daim duab 1. Thaum lub sij hawm sim, cov ntawv sau npe ntawm gravure xim pawg yog qhov tseeb thiab ruaj khov, nrog qhov sib txawv ntawm tsawg dua lossis sib npaug ± 0.1mm hauv kev sau npe raug. Yog li ntawd, qhov kev tsim no tso cai rau lub tshuab luam ntawv gravure lub qhov muag ua haujlwm rau kev sau npe tawm tsam tus cursor hollowed, txhim kho qhov ruaj khov thiab qhov tseeb ntawm kev sau npe.
Daim duab 1 qhia ib tus cursor sib dhos nrog cov qauv hollow teem rau ntawm ib sab ntawm daim kab xev.
02/ Kev txhim kho thiab ua kom zoo ntawm Reel Paper Printing Tshuab
(1) Ib qho ruaj khov -ntev stretching (pre-alignment) ntaus ntawv yog ntxiv rau lub unwinding unit ntawm lub tshuab luam ntawv, raws li qhia nyob rau hauv daim duab 2. Yuav kom ua tau raws li cov txheej txheem ntawm laminating ua ntej luam ntawv, txoj kev tshawb no tau ua ntau yam kev txhim kho thiab optimizations rau lub reel ntawv tshuab luam ntawv. Ua ntej, ib qho ruaj khov -ntev stretching (pre-alignment) ntaus ntawv tau ntxiv rau lub unwinding unit ntawm lub tshuab luam ntawv los kho qhov nthuav thiab contraction ntawm daim ntawv reel tshwm sim los ntawm lamination. Cov cuab yeej no suav nrog cov traction rollers uas tau tsav los ntawm kev ywj pheej servomotors, photoelectric ob lub qhov muag, them nyiaj rau cov menyuam, thiab daim ntawv qhia cov menyuam, ua kom muaj tseeb - lub sij hawm hloov ntawm daim ntawv nruj raws li cov ntaub ntawv cursor kom paub tseeb tias luam ntawv raug.
Daim duab 2: Ntxiv ib qho Kho -Length Stretching (Pre-Registering) ntaus ntawv mus rau Rewinding Unit ntawm Printing Press
(2) Cov ntsiab lus tseem ceeb tau txiav txim siab los ntawm kev sim: qhov ncig ntawm daim ntawv lub vev xaib ntawm lub phaj lub tog raj kheej yuav tsum yog tus nqi theoretical sib npaug los ntawm qhov deformation (0.9399–0.9699); qhov ncig ntawm thawj- xim phaj lub tog raj kheej ntawm lub vev xaib gravure xovxwm yuav tsum yog tus nqi theoretical muab faib los ntawm (1 + deformation factor), nrog rau qhov deformation yam zoo dua 1.0‰–1.5‰; qhov ncig ntawm lub vev xaib tuag- txiav lub tog raj kheej yuav tsum yog tus nqi theoretical sib npaug los ntawm qhov deformation yam, nyiam dua 1‰–4‰.
Lub laser - positioned phaj ntawv web yog ntsia rau ntawm lub rewinding unit ntawm gravure xovxwm. Cov xovxwm rub lub vev xaib mus rau hauv thawj chav luam ntawv, qhov twg ob daim duab - ob lub qhov muag ntawm qhov tso tawm ntawm thawj lub tshuab luam ntawv ib txhij sau cov ntaub ntawv los ntawm cov ntawv sau npe holographic thiab cov ntawv sau npe luam ntawv. Lub khoos phis tawj sib piv cov ntaub ntawv khaws cia, txheeb xyuas txoj haujlwm ntawm cov duab luam tawm, thiab yog tias muaj qhov sib txawv, nws kho qhov kev sib hloov ceev ntawm thawj chav luam ntawv lub cev muaj zog los kho qhov yuam kev. Thaum txoj hauj lwm ncav cuag tus nqi preset, duab luam ntawv pib. Cov kev ua kom zoo tshaj plaws no daws tau qhov teeb meem ntawm kev ua yuam kev ntau dhau ntawm cov duab holographic thiab cov duab luam tawm thaum luam ntawv.
Los ntawm cov txheej txheem kev txhim kho thiab kev tsim kho thev naus laus zis, txoj kev tshawb fawb no tau ua tiav cov teeb meem tseem ceeb ntawm kev sau npe holographic ntawm lub vev xaib gravure presses, txo cov khoom siv thiab cov nqi zog cuam tshuam nrog cov txheej txheem flatbed thiab offset, muab kev lag luam ntim khoom nrog kev daws teeb meem zoo, raug, thiab txhim khu kev qha. Raws li cov txheej txheem txuas ntxiv txhim kho thiab cov cuab yeej tau hloov kho dua tshiab, cov thev naus laus zis no xav kom ua tiav cov ntawv loj - cov ntawv thov hauv ntau qhov siab - qhov kawg ntim, tsav kev lag luam mus rau kev coj ua kom zoo dua qub thiab ntsuab.