Kho cov ntaub ntawv luam tawm los daws qhov teeb meem ghosting tshwm sim los ntawm kev txiav - thiab - muab tshuaj txhuam qhov chaw hauv kev luam ntawv.
Nyob rau hauv xyoo tas los no, nrog kev nce nqi ntawm cov khoom siv tas li, kev lag luam tau tshawb nrhiav tas li yuav txuag cov ntaub ntawv los ntawm kev tsim kho tshiab, kev txhim kho cov txheej txheem, thiab cov cuab yeej hloov kho, thiab yuav ua li cas kom siv tag nrho cov ntaub ntawv hauv ib cheeb tsam kom txo tau cov nqi.
Vim muaj cov yam ntxwv xws li cov ntawv loj loj thiab cov kev xav tau zoo, cov khoom ntim luam yeeb tau pom kev tsim kho tshiab rau txhua qhov nthuav dav. Piv txwv li, kho cov luam yeeb ntim thawv luam ntawv los ntawm kev sib txuas mus rau nested imposition tuaj yeem qhia meej txog qhov teeb meem no, thiab txoj kev no tau txais thiab siv los txhim kho los ntawm ntau tus phooj ywg, raws li qhia hauv daim duab 1.
Raws li pom nyob rau hauv daim duab 1, thaum npaj cov ntawv loj loj, xaiv txoj kev nested imposition rau ntau lawm yog ib txoj hauv kev zoo los txuag cov ntaub ntawv. Txawm li cas los xij, thaum lub sijhawm tsim khoom tiag tiag, cov teeb meem luam ntawv tsis yooj yim yuav tshwm sim vim yog cov yam ntxwv ntawm cov khoom siv luam ntawv nws tus kheej, xws li phaj number case tsim - nce, ghosting tshwm sim los ntawm dej, thiab xim sib txawv. Qhov no xav kom peb ua tiav qhov kev xav tau ntawm tus qauv tsim lossis tus qauv los ntawm cov txheej txheem tsim qauv zoo.
Daim duab 1: Tam sim no cov khoom txuag tau ua tiav los ntawm kev hloov ntawm ntu mus rau Insert Printing rau Cigarette Pack Cartons
Nyob rau hauv tsab xov xwm no, tus sau yuav siv ib lub thawv ntim khoom luam yeeb los ua piv txwv los soj ntsuam kev tsim thiab kev txhim kho thiab cov txheej txheem tsim khoom. Cov khoom no muaj qhov loj - thaj tsam xiav tom qab nrog cov xim ci, ci ntsa iab, thiab cov txheej txheej meej. Xav tias nyob rau hauv cov txheej txheem luam ntawv, offset luam ntawv number case txheej yog nyias thiab cov kev pab cuam ntawm lub teeb - xim number case tsis muaj zog, cov khoom lag luam cov nyhuv yog tiav los ntawm peb- xim overlay printing (tsaus xiav, lub teeb xiav, thiab ceeb toom xiav). Vim tias cov txheej txheem luam ntawv ntxig yog siv, muaj qhov hollow qauv tsim nyob rau hauv nruab nrab ntawm cov khoom loj thiab qhov chaw dawb paug ntawm lub thawv nplaum txoj haujlwm. Thaum lub sij hawm luam ntawv, qhov no tuaj yeem ua rau muaj teeb meem xws li number case buildup ntawm lub phaj, dab, thiab xim txawv. Kab lus no muab ib txoj hauv kev rau cov neeg lag luam hauv kev lag luam los ntawm kev txheeb xyuas cov txheej txheem, kev tsim qauv kev hloov kho, thiab kev txheeb xyuas los ntawm kev sim luam ntawv.
Kev tshuaj ntsuam lub teeb -Colored Ink Printing Process
Offset luam ntawv suav nrog txoj hauv kev ntev tus cwj mem uas tus cwj mem raug xa mus los ntawm inking, sib kis, faib, thiab ntau- kev sib koom ua ke ntawm cov menyuam kom ua tiav cov txheej txheej tus cwj mem thiab du ntawm lub phaj luam ntawv, uas ua rau muaj tus lej number case thiab luam tawm meej. Los ntawm kev siv lub hauv paus ntsiab lus ntawm tus cwj mem - dej tiv thaiv, tus number case adheres rau cov duab thaj chaw ntawm lub phaj thaum qhov chaw seem nyob twj ywm number case -dawb, yog li hloov tus number case mus rau lub substrate.
Vim muaj qhov sib txawv ntawm cov khoom lag luam ntxig rau hauv cov khoom lag luam, cov nplaum nplaum rau ntawm lub tshuab luam yeeb lub cev tsis tas yuav tsum luam ntawv, tawm hauv qhov chaw dawb paug hauv nruab nrab. Txij li thaum tsis muaj tus cwj mem siv rau qhov chaw dawb paug, tus number case tuaj yeem sau ntawm cov ntawv tsis tau luam tawm ntawm lub phaj thiab tsis hloov pauv tau zoo. Nyob rau hauv kev luam ntawv siab, tus number case tsuas kis tau raws tus cwj mem txoj kev tawm sab nraud, ua rau cov pa paug paug, number case - dej tsis sib xws, thiab pom muaj tshwm sim xws li xim tsis sib xws ntawm sab laug thiab sab xis ntawm cov ntawv luam tawm. Nyob rau hauv cov xwm txheej hnyav dua, cov ntawv luam tawm hauv qab tuaj yeem pom cov xim pleev xim, cov xim pleev xim, cov cwj mem streaks, dab, thiab xim sib txawv, raws li tau piav qhia hauv daim duab 2.
Daim duab 2 qhia qhov tob tsis sib xws ntawm cov ntawv luam tawm ntawm pob ntseg, nrog cov kab txaij pom pom thiab pom dab.
Txhawm rau daws cov teeb meem saum toj no, cov kev daws teeb meem feem ntau suav nrog kev txhim kho cov khoom siv, kev hloov kho rau cov khoom siv luam ntawv, thiab kev hloov kho cov ntaub ntawv tsim cov ntawv luam tawm. Ib txoj hauv kev ua tau zoo yog 'kev thaiv tsawg dua, faib ntau dua.' Qhov no suav nrog ntxiv cov xim blocks hauv cov ntaub ntawv tsim los xyuas kom meej tias txawm tias qhov chaw dawb huv hauv qhov layout tau txais qee tus cwj mem. Qhov no yuav pab daws cov teeb meem hauv kev hloov tus cwj mem thaum luam ntawv thiab teeb meem ntawm cov number case tsub zuj zuj ntawm cov phaj luam ntawv.
Tsim cov ntaub ntawv hloov kho thiab ntawm -Kev Tshawb Fawb Txog Khoom Siv Tshuab
Kev hloov kho rau cov ntaub ntawv luam tawm ua ke nrog rau ntawm -Kev kuaj xyuas tshuab tau ua nyob rau hauv peb txoj kev sib txawv, nrog rau cov txiaj ntsig luam tawm piv rau txhua qhov.
Tswvyim 01
Nyob rau hauv qhov layout, ntxig square xim blocks nyob rau hauv qhov chaw dawb paug thiab sau lwm qhov chaw dawb paug nrog cov khoom xim blocks. Tsis tas li ntawd, ntxiv cov xim strips rau lub gripper margin thiab tus Tsov tus tw kawg qhov chaw dawb paug los daws qhov teeb meem ntawm cov xim pleev xim, raws li qhia hauv daim duab 3.
Daim duab 3: Qhov sib piv ntawm cov duab kos rau qhov tso rau ntawm pob ntseg thiab cov xim dawb paug
Cov saum toj no qhia tau ib co kev txhim kho nyob rau hauv cov nqe lus ntawm qhuav / ntub nto, qias neeg daim hlau, ink streaks, thiab ghosting thaum lub sij hawm tshuab luam ntawv. Txawm li cas los xij, ntawm thaj chaw pob ntseg, cov xim blocks sib haum rau cov haujlwm hauv qab no uas tsis muaj kev luam ntawv vim yog nplaum, ua rau ib qho chaw tsaus thiab lwm qhov sib dua. Cov xim sib txawv tau pom pom. Los ntawm ntawm - kev txheeb xyuas cov txheej txheem ntawm qhov chaw, peb tau hloov kho kom ntxaws.
02 Tswvyim Ob
Muab cov xim thaiv ntawm pob ntseg rau hauv ob feem thiab kho qhov me me ntawm lub ntsej muag halftone cais los tswj qhov ntxoov ntxoo-txo cov dots hauv qhov tsaus ntuj thiab nce cov dots hauv cov chaw sib zog. Nyob rau tib lub sijhawm, tswj qhov sib npaug ntawm qhov sib npaug ntawm txhua qhov xim thaiv thiab cov xwm txheej tsis sib xws saum toj no thiab hauv qab kom ntseeg tau tias muaj kev hloov pauv ntawm tus number case, tiv thaiv qhov pom tseeb ntawm cov xim sib txawv hauv cov duab kos, raws li pom hauv daim duab 4.
Daim duab 4 Qhov feem ntawm cov pob ntseg hauv thaj tsam sib cuam tshuam ntawm pob ntseg thiab cov xim dawb paug Hauv cov tswv yim saum toj no, cov xim txawv ntawm pob ntseg tau kho me ntsis thaum lub tshuab ua haujlwm. Txawm li cas los xij, cov xim ntawm ob sab ntawm kev sib txuas ntawm pob ntseg thiab thaj chaw ceeb toom (kab kab) tsis sib xws, nrog rau ib sab tsaus dua thiab lwm qhov sib dua, raws li pom hauv daim duab 5.
Daim duab 5 Variation nyob rau hauv tsaus ntuj nti ntawm pob ntseg cheeb tsam thiab kev sib tshuam nrog lub ceeb toom AreaAnalysis qhia tau hais tias tus offset number case yog faib tusyees nyob rau hauv lub inking txheej txheem. Txij li cov xim blocks ntawm ib sab ntawm cov nplaum yog square, thiab pob ntseg cheeb tsam tau muab faib ua ob lub xim blocks nrog qhov sib txawv me me halftone dots, muaj kev hloov pauv tsis sib xws ntawm sab laug thiab sab xis halftone dots ntawm pob ntseg cheeb tsam nrog rau ntawm qhov sib txuas ntawm cov khoom ceeb toom cheeb tsam thiab pob ntseg (ntawm txoj kab crease). Qhov no ua rau tsis sib haum xeeb txheej tuab ntawm ob sab ntawm cov junctions, ua rau muaj kev hloov pauv hauv cov xim tsaus.03 Kev daws teeb meem Peb Kho cov ntaub ntawv luam tawm los ntawm shrinking ob sab ntawm cov square xim blocks ntawm ib sab ntawm cov nplaum rau ntawm qhov chaw ntawm lub xwmfab, ua ob sab nkhaus. Qhov no ua kom muaj kev hloov pauv ntawm ob lub halftone blocks ntawm qhov sib txawv ntawm qhov ntau thiab tsawg hauv pob ntseg. Nyob rau hauv txoj kev no, tus cwj mem sau tau tuaj yeem ua cov txheej txheem tsis raws li cov npoo nkhaus, tom qab ib ntu ntawm kev tso tawm, compression, thiab tso tawm. Qhov no alleviates qhov sib txawv tshwm sim los ntawm qhov sib txawv halftone txheej, raws li qhia hauv daim duab 6.
Daim duab 6 Dot Proportion of Inserted Position Ears and Blank Color Blocks
Los ntawm cov txiaj ntsig ntawm Kev Npaj 3, cov teeb meem xws li kev hloov pauv hauv qhov tob xim, cov cwj mem streaks, thiab kev hloov pauv tsis sib xws tau txhim kho zoo heev. Cov dot luam ntawv cov cim ntawm lub substrate nto yog qhov tseeb, thiab kev luam ntawv tonal luam tawm kev ua tau zoo. Tom qab kev sim ntau lawm tom qab, qhov zoo yog ruaj khov, zoo daws cov teeb meem tau hais nyob rau hauv qhov pib ntawm tsab xov xwm, yog li ua tiav cov kev hloov kho los ntawm kev sib txuas ua ke mus rau qhov sib txuas, raws li qhia hauv daim duab 7.
Daim duab 7 Xim sib txawv ruaj khov, Txawm Ink ToneInt, nyob rau hauv ntau txheej txheem luam ntawv thiab luam tawm, tshem tawm tag nrho cov variations ntawm lub teeb number case, qhov sib txawv xim qhov tob nyob rau hauv loj - cheeb tsam tsim nrog cutouts, thiab ghosting yog yuav luag tsis yooj yim sua. Txawm li cas los xij, muaj ntau txoj hauv kev los txo lossis zam qhov tshwm sim ntawm cov xim tsis sib xws, ghosting, thiab lwm yam teeb meem, xws li kev saib xyuas cov khoom siv tsis tu ncua kom ntseeg tau tias kev ua haujlwm ruaj khov; tswj qhov chaw ruaj khov (kub, av noo, huv si); txhim kho cov luam ntawv adaptability ntawm substrates; kev tsim cov ntaub ntawv luam tawm; thiab txhim kho cov txheej txheem luam ntawv kev txiav txim siab ntawm cov neeg tsim qauv nrog rau cov txheej txheem ua ntaub ntawv zoo. Kab lus no yog tsim los muab kev tshoov siab me me rau cov neeg nyeem, vam tias yuav muab lub ntsiab lus pib rau cov tswv yim ntxiv.