Raws li cov khoom tseem ceeb hauv kev luam tawm ntawm cov luam ntawv niaj hnub no tau ua kom pom cov luam ntawv ntau yam xws li kev lag luam lag luam zoo, ib puag ncig kev ua phooj ywg thiab muaj zog yoog. Nrog kev nce qib nruam thiab kev txhim kho ntawm luam ntawv thev naus laus zis, flexographic tshuab luam ntawv tseem txav mus rau ntawm kev kub siab, uas tso cov khoom lag luam siab rau cov khoom lag luam zoo. Ua kom cov tshuab luam ntawv siab tsis yog tsuas yog cov tub ntxhais ua haujlwm ntawm flexographic luam ntawv presses, tab sis kuj tseem ceeb tshaj plaws rau kev ntsuas lawv txoj kev ua haujlwm. Tsuas yog los ntawm kev ua kom zoo dua thiab txhim kho cov tshuab luam ntawv thiab cov txheej txheem tuaj yeem peb txhim kho cov khoom lag luam zoo thiab ua haujlwm tau zoo thiab ua kom tau txiaj ntsig ntau dhau los. Cov khoom lag luam luam tawm zoo tsis tuaj yeem nce ntxiv tus nqi ntawm cov khoom lag luam, tab sis kuj txhim kho kev sib tw ntawm kev lag luam hauv khw. Yog li ntawd, cov kev tshawb fawb hauv qhov tob flexographic presses tuaj yeem ua kom muaj kev luam ntawv zoo hauv kev txhim kho kev lag luam.
Qhov cuam tshuam ntawm cov khoom siv xaiv ntawm flexographic luam ntawv presses rau kev luam ntawv zoo
Daim ntawv, raws li cov khoom siv tseem ceeb ntawm kev luam ntawv, nws hom thiab qhov zoo ncaj qha txiav txim siab cov ntawv luam tawm. Coated ntawv yog cov feem ntau siv luam ntawv cov ntaub ntawv nyob rau tam sim no. Nws muaj qhov zoo ntawm kev folding zoo feating kuj, kev sib txhuam tawm, thiab lwm yam zoo nkauj thiab cov yam ntxwv ua kom muaj xim zoo nkauj; Offset daim ntawv tau tau siv dav hauv kev luam ntawv phau ntawv thiab cov ntawv xov xwm vim nws muaj peev xwm ua tau zoo thiab muaj peev xwm siab heev; Kraft ntawv feem ntau siv los ntim cov thawv thiab cov hnab tes vim tias nws muaj zog thiab hnav-resistant tus yam ntxwv. Nrog rau kev txhim kho tshuab luam ntawv, muaj ntau cov ntawv yog nce ntxiv, thiab cov kev luam ntawv yog txhim kho tas li. Lub ink nqus muaj peev xwm, du thiab tuab ntawm daim ntawv yuav ncaj qha rau cov kua mem thiab qhov tseeb ntawm cov ntawv sau kawg. Ib qho ntxiv, cov kev xav tau rau kev kho cov ntawv saum npoo av thaum lub tshuab luam ntawv kuj txawv. Piv txwv li, thaum siv cov inks xim sib txawv, cov luam tawm yuav muaj xim sib txawv. Yog li ntawd, nyob rau hauv cov txheej txheem ntawm xaiv cov ntawv ntawv, nws yog qhov tsim nyog los ua kev sib xyaw ua ke raws cov kev xav tau ntawm cov khoom lag luam.
Xaiv txoj cai ink kuj tseem ceeb heev. Roj-based inks tau siv dav vim yog lawv cov dej tsis kam. Dej-based number case tau dhau los ua cov khoom siv uas nyiam tshaj plaws rau kev tiv thaiv kev tiv thaiv ib puag ncig, tsis muaj tshuaj lom thiab ziab tau yooj yim; UV number case yog tsim nyog tshwj xeeb rau cov ntaub ntawv luam ntawv uas yuav tsum tau qhuav sai vim nws cov xim qaim, zoo heev cov yam ntxwv kom qhuav thiab cov yam ntxwv kom ceev ceev thiab cov kab mob kom ceev ceev. Ib qho ntxiv, sib txawv ntau hom inks yog rhiab rau kev hloov pauv kub, av noo thiab lwm yam rau cov qib sib txawv. Lub piscosity ntawm tus number cas, tus nqi kom qhuav thiab kev ua kom muaj xim yuav cuam tshuam ncaj qha rau cov xim thiab kev ziab ntawm cov khoom luam tawm. Yog li ntawd, nyob rau hauv cov txheej txheem xaiv inks, peb yuav tsum txiav txim siab cov ntaub ntawv siv rau luam ntawv, kev luam ntawv thiab ib puag ncig ib puag ncig kom ntseeg tau tias cov luam ntawv zoo.
Qhov tseem ceeb ntawm phaj kev ua thiab txij nkawm ntawm Flexographic Printing Presses kom luam tau zoo
Cov ntsiab lus tseem ceeb ntawm flexographic luam ntawv xovxwm yog lub phaj, thiab nws cov khoom lag luam raug thiab dot rov qab muaj peev xwm ncaj qha txiav txim siab qhov zoo ntawm kev luam ntawv. Nrog rau kev txhim kho cov tshuab luam ntawv, txoj kev ua cov phiaj tau muaj plua plav tau yooj yim. Kev siv phaj tsim tawm Technologies xws li laser engraving thiab electroplating tuaj yeem xyuas kom meej tias lub phaj muaj qhov muaj peev xwm siab dua. Tam sim no, feem ntau cov tuam txhab hauv kuv lub tebchaws tseem siv cov kev kawm ib txwm ua rau cov phiaj los yog, siv cov phiaj txheem ua luam lossis kev luam cov phiaj, tab sis cov qauv no muaj qee qhov tsis zoo. Hauv cov txheej txheem ntau lawm, peb yuav tsum nruj me ntsis saib xyuas txhua cov txheej txheem kom ntseeg tau tias qhov zoo ntawm lub tshuab luam ntawv.
Kev saib xyuas tsis tu ncua ntawm lub tshuab luam ntawv yuav tsum tsis txhob tawm tsam. Yog tias lub tshuab luam ntawv puas lawm, nws yuav tsum tau kho lossis rov ua dua tshiab. Ntxuav lub tshuab luam ntawv tsis tu ncua kom tshem tawm cov number case thiab lwm yam tsis txaus ntseeg txuas rau lub tshuab luam ntawv, yog li kom ntseeg tau tias cov ntawv luam tawm tseem huv thiab tswj cov ntawv luam tau zoo. Yog tias muaj teeb meem nrog lub tshuab luam ntawv, xws li kev puas tsuaj, av, thiab lwm yam, nws yuav tsis tsuas yog lav cov khoom luam tawm, tab sis kuj ua rau muaj kev poob siab. Ntawm lub hauv paus no, cov tshuaj tiv thaiv tsim nyog ntawm lub tshuab luam ntawv kom tiv thaiv nws los ntawm kev nqus dej, deformed lossis puas tseem yog kauj ruam tseem ceeb hauv kev ua tau cov luam ntawv zoo. Kev hnav thiab kev puas tsuaj ntawm lub tshuab luam ntawv yuav cuam tshuam ncaj qha rau qhov tseeb ntawm kev luam ntawv thiab muaj peev xwm los kho cov dots. Yog li ntawd, tus kws kho lub ntsej muag puas yuav tsum tau hloov lossis kho kom meej nyob rau lub sijhawm los xyuas kom zoo ntawm kev luam ntawv.
Kev kho ntawm cov yuam sij ntawm flexographic luam ntawv presses thaum lub tshuab luam ntawv
Hauv cov txheej txheem luam ntawv ntawm flexographic luam ntawv presses, luam ntawv ceev, luam ntawv siab, luam ntawv siab thiab cov number case tau txiav txim siab yog qhov tseem ceeb. Nrog rau kev txhim kho cov tshuab luam ntawv, cov cai kom luam tau zoo tau nce siab thiab siab dua, thiab kev vam khom ntawm kev luam ntawv ceev kuj tseem ceeb dua. Lub tsiv teb tsaws thiab lub sijhawm ziab ntawm cov kua mem tau ncaj qha cuam tshuam los ntawm kev luam ntawv ceev. Kev luam tawm qeeb dhau yuav txo cov kev ntub dej ntawm substrate, ua rau nws tsis yooj yim rau nws cov kua mem, uas ua rau cov kua zaub kom tsawg. Yog hais tias lub tshuab luam ntawv nrawm dhau lawm, tus cwj pwm tsis tuaj yeem hloov pauv tag nrho, yog li cuam tshuam cov kev ntsuas ntawm cov luam tawm; Tsawg dhau qhov luam tawm luam ntawv yuav ua rau tsis muaj kuab lossis ib qho txo qis hauv qhov zoo ntawm kev luam tawm. Yog hais tias lub tshuab luam ntawv ceev dhau lawm, tus number case yuav tsis qhuav, yog li cuam tshuam rau kev ziab nrawm thiab xim ruaj khov ntawm kev luam tawm. Tsis tas li ntawd, txij li tus number case muaj ib qho tuab ntawm lub tshuab luam ntawv, thaum lub xov tooj luam tawm tau nce, ib feem ntawm tus cwj mem yuav tau stratified, yog li txo qhov zoo ntawm kev luam tawm. Yog li ntawd, peb yuav tsum tau tsim kho lub tshuab luam ntawv nrawm raws li cov kev xav tau luam ntawv thiab cov yam ntxwv ntawm tus cwj mem.
Kho lub tshuab luam ntawv muaj qhov cuam tshuam tseem ceeb ntawm kev txhim kho cov ntsiab lus meej ntawm kev luam tawm thiab lub peev xwm los rov ua cov dots. Raws li cov txheej txheem sib txawv, cov luam ntawv siab yuav sib txawv heev, ua rau cov kab mob tsis sib xws los yog hauv zos ntau thaum lub sij hawm tus lej hloov chaw. Tsim nyog luam ntawv siab muaj peev xwm ua kom paub meej tias tus cwj mem yog tag nrho hloov pauv, yog li txhim kho cov ntawv ntshiab ntawm kev luam tawm; Yog tias lub tshuab luam ntawv siab dhau, nws yuav ua rau nthuav tawm cov dot luam ntawv, yog li cuam tshuam rau cov kev nthuav dav ntawm kev luam tawm. Hauv kev tsim khoom tiag tiag, vim cov kev txwv ntawm cov khoom siv, cov txheej txheem thiab lwm yam kev luam tawm ntau zaus, ua rau cov khoom siv luam tawm ntau, ua rau cov khoom lag luam zoo hauv cov khoom luam tawm. Yog li ntawd, thaum txiav txim siab lub tshuab luam ntawv siab, nws yog qhov tsim nyog los ua cov chaw tsim nyog raws li qhov tseeb ntawm cov luam ntawv thiab cov yam ntxwv ntawm daim ntawv.
Kho cov khoom noj nyob rau hauv yuav cuam tshuam ncaj qha rau cov xim muaj xim thiab kev sib dhos ntawm cov luam tawm. Thaum cov khoom luam tawm muaj xim txawv, cov khoom siv tsis tau los yuav tsum tau hloov kho kom haum kom tau raws li cov khoom luam tawm. Cov khoom noj dhau los yuav ua rau muaj kev cuam tshuam ntev, uas yuav muaj cov kev tsis zoo rau cov khoom siv kom qhuav thiab xim muaj zog ntawm cov khoom luam tawm; Ntau dhau los yog tsawg dhau yuav ua rau tsis muaj kuab khib thiab txo cov peev txheej ntau lawm. Yog tias cov khoom siv tsis txaus, nws yuav ua rau cov xim tsis tau muaj, yog li cuam tshuam rau cov khoom siv pom ntawm cov khoom luam tawm. Yog tias muaj ntau dhau los yog cwj mem tsis txaus, cov xim ntawm cov luam ntawv luam tawm yuav tsis sib xws, thiab txawm tias nws tsis yooj yim sua kom tsim cov duab hauv cov mob hnyav. Yog li ntawd, peb yuav tsum tsim kho cov kua mem pa raws li cov kev xav tau luam ntawv thiab cov yam ntxwv ntawm tus cwj mem.
Yuav ua li cas zoo zam thiab daws cov teeb meem zoo hauv kev luam ntawv nrog flexographic luam ntawv tshuab
Nyob rau hauv cov txheej txheem ntawm kev faib tawm flexographic, tsis sib xws faib, kev coj ua thaum thaum lub vijtsam luam ntawv, thiab cov duab plooj tau txhua yam teeb meem zoo. Ntawm lawv, cov ntawv xov xwm kev coj dab neeg yog qhov cuam tshuam loj tshaj plaws thiab muaj qhov kev ua kom zoo tshaj plaws yog xav tau ntawm cov tshuab luam ntawv flexographic. Kev tsis ncaj ncees tsis ncaj yuav tsum tshwm sim los ntawm kev tsis sib xyaw ua kua paug viscosity, tsis ua tiav kev ntxuav ntawm lub tshuab luam ntawv, lossis tsis sib xws luam ntawv siab. Luam tawm Winging kuj tseem yuav tshwm sim los ntawm kev ntxhib thiab tsis sib xws ntawm lub number cases ntawm lub number cases ntawm lub number case lossis offset thaum lub tshuab luam ntawv sib txawv hauv cov khoom luam tawm. Txhawm rau kom daws tau qhov teeb meem no, peb tuaj yeem txiav txim siab kho qhov pepcosity ntawm number case, ua kom lub tshuab luam ntawv huv, thiab teeb lub tshuab luam ntawv siab tsim nyog.
Dab neeg thaum lub sijhawm luam ntawv yuav tshwm sim los ntawm cov kis loj dhau ntawm qhov sib txawv ntawm lub tshuab luam ntawv thiab lub tog raj kheej pom tuab, lossis nrawm nrawm luam ceev. Thaum qhov no tshwm sim rau cov khoom luam tawm, tus number case tsim thaum lub sijhawm cov ntawv luam ntawv yuav tsum tau ua haujlwm kom ua haujlwm zoo. Txhawm rau kom daws tau qhov teeb meem no, peb tuaj yeem txiav txim siab kho qhov sib tw ntawm lub tshuab luam ntawv thiab cov ntaub ntawv zoo nkauj, thiab kev hloov kho lub tshuab luam ntawv ceev.
Qhov tsaus muag ntawm cov duab yuav tshwm sim los ntawm ntau qhov laj thawj, xws li tsis muaj qhov luam tawm ntawm cov luam ntawv version, tsis txaus siab kom qhuav ntawm tus number case, lossis roughness ntawm daim ntawv saum npoo. Thaum lub sij hawm cov txheej txheem luam ntawv, yog tias lub tshuab luam ntawv tsis yog nyob rau hauv kev sib cuag nrog substrate lossis ntaub ntawv lossis duab los qhia, cov ntawv luam tawm yuav raug qhov muag plooj. Txhawm rau kom daws tau qhov teeb meem no, peb tuaj yeem txiav txim siab txhim kho kev txhim kho ntawm lub tshuab luam ntawv, xaiv Ink uas tau xaiv cov ntaub ntawv xa nrog cov chaw du.
Kev cuam tshuam thiab kev tswj hwm ntawm ib puag ncig cov khoom ntawm luam ntawv zoo ntawm flexographic printing presses
Cov txheej txheem ziab ntawm number case thiab cov kev hloov morphological hloov ntawm cov ntawv yog cuam tshuam ntau ntawm qhov kub thiab txias. Thaum lub sij hawm cov txheej txheem luam ntawv, huab cua sov thiab txheeb ze cov av noo yuav ua rau cov kev hloov pauv ntawm tus cwj mem qhuav thiab tus nqi ntawm deformation. Yog tias qhov ntsuas kub thiab cov av noo ntau dhau, cov nyhuv kom qhuav ntawm tus number case tej zaum yuav tsis zoo, yog li cuam tshuam rau cov tshuaj ziab thiab xim muaj cov khoom luam tawm; Yog tias qhov ntsuas kub thiab cov av noo yog tsawg dhau, cov ntawv yuav tuaj yeem txo thiab deform, uas yuav muaj kev cuam tshuam tsis zoo ntawm cov khoom lag luam luam tawm. Ib qho ntxiv, hauv qee kis, qhov kub thiab av noo kuj tuaj yeem ua rau tsis tuaj yeem nyob rau hauv lub tshuab luam ntawv. Yog li ntawd, peb yuav tsum tau tswj hwm qhov ntsuas kub thiab av noo ntawm cov kev pab cuam tsim nyog los xyuas kom cov tshuab luam ntawv zoo.
Ib puag ncig ib puag ncig xws li plua plav thiab hluav taws xob zoo li qub kuj muaj qhov cuam tshuam tseem ceeb ntawm kev luam ntawv. Thaum lub sijhawm cov txheej txheem tsim khoom, yog tias cov kev mob ib puag ncig tsis zoo lossis kev ua haujlwm tsis raug, hluav taws xob ntau yuav tsim hluav taws xob. Tej zaum hmoov av tuaj yeem ua raws li lub tshuab luam ntawv thiab daim ntawv saum npoo av, uas yuav muaj cov phom sij uas tsis zoo ntawm qhov kev pom zoo thiab xim xim ntawm cov luam tawm; Hluav taws xob zoo li cas yuav ua rau daim ntawv nplaum lossis mem kua splashing, yog li cuam tshuam rau kev pom ntawm kev luam tawm. Ib qho ntxiv, ib qho loj ntawm cov plua plav thaiv cov plua plav tuaj yeem txo cov ntawv luam tawm thiab txawm tias tsim lub "Dawb Ink" tshwm sim. Yog li ntawd, txhawm rau txo cov kev cuam tshuam tsis zoo ntawm cov plua plav thiab cov hluav taws xob zoo li qub, peb yuav tsum siv cov ntaub ntawv ua haujlwm tsis tu ncua, kev siv tshuaj tsis tu ncua.
Thaum lub flexographic luam ntawv xovxwm ua cov ntaub ntawv tshaj tawm, cov ntsiab lus tseem ceeb los saib xyuas cov khoom luam tawm, kev saib xyuas nruj heev, thiab tswj hwm nruj. Cov ntaub ntawv luam ntawv thiab cov paib luam tawm yog qhov tseem ceeb cuam tshuam rau cov khoom luam tau zoo, thaum inks thiab ntxiv rau cov nyhuv lossis indirect cuam tshuam rau cov nyiav luam. Cov tuam txhab luam ntawv yuav tau los txhim kho lawv cov luam ntawv los ntawm ntau yam kev sib txawv. Los ntawm kev tswj kom zoo rau txhua txoj kev ntawm flexographic luam tawm cov kab ntau lawm, thiab emission-txo, coj cov nyiaj tau los ntawm kev lag luam rau kev lag luam. Peb xav tias cov tuam txhab luam ntawv them cov tuam txhab ua haujlwm zoo rau kev tswj hwm, thiab siv zog txhim kho lawv txoj haujlwm kev ua haujlwm hauv kev ua haujlwm txhua hnub; Xyuas kom cov khoom lag luam zoo los ntawm kev tsim kom muaj kev tswj hwm thiab ua tiav cov khoom lag luam kom ua tiav lub hom phiaj ua tau zoo. Nyob rau tib lub sijhawm, peb tab tom ua haujlwm nyuaj los ua kom paub cov thev naus laus zis thiab cov khoom siv los txuas ntxiv txhim kho kev lag luam zoo thiab ntau lawm. Cov tuam txhab luam ntawv yuav tsum yog cov tuam txhab uas muag khoom, teb sai sai rau kev ua lag luam hloov pauv, yog li kom yeej ntau tus neeg siv khoom thiab paub. Tsuas yog nyob rau hauv txoj kev no peb tuaj yeem tswj txoj hauj lwm tsis muaj kev sib tw hauv txoj kev ua lag luam ua lag luam thiab txav mus los ntawm txoj kev kev txhim kho kom ruaj khov.
