Qhuav offset tshuab luam ntawv tshuab tau siv dav hauv ntim, cov thawv ntim khoom yas vim nws qhov kev nrawm nrawm, thiab cov yam ntxwv ib puag ncig. Nws ua ke cov ntsiab lus ntawm letterpress thiab offset luam ntawv los hloov cov duab rau tsis-nqus dej xws li khob yas, hwj, thiab hau. Thaum lub thev naus laus zis muaj ntau yam zoo, nws tseem raug kev phom sij rau qee cov kev sib tw thaum lub sijhawm tsim khoom. Kab lus no muab cov teeb meem nthuav dav ntawm cov teeb meem uas tau ntsib hauv kev luam tawm thiab nthuav tawm cov kev daws teeb meem rau txhua qhov teeb meem.
1. Ink InconStency thiab tsis zoo xim ntom
Ib qho ntawm feem ntau cov kev nquag pom cov teeb meem ntawm lub tshuab luam ntawv qhuav offset tshuab luam ntawv yog ink sib txuam hla cov luam tawm. Qhov no tuaj yeem nthuav tawm qhov tsis xwm yeem xim ceev, faded thaj chaw, lossis xim ua haujlwm thaum lub sijhawm ntau lawm.
Ua:
- Tsis raug mob viscosity los yog muaj pes tsawg leeg
- Cov kua mis tsis zoo hloov vim yog hnav cov menyuam lossis cov phiaj
- Kev tsis raug teeb tsa ntawm tus neeg nyob hauv tus cwj mem lossis ntsuas ntsuas ntsuas
- Inconentent qhuav rau cov tsis muaj-ntxeem tau substrates
Cov kev daws teeb meem:
- Siv Ink tsim tshwj xeeb rau kev siv tshuab luam ntawv qhuav, kom ua kom zoo adhesion kom yas substrates.
- Tsis tu ncua ntsuas qhov ntsuas ntsuas ntsuas thiab tswj cov yeeb yaj kiab zoo tshaj plaws.
- Tshawb xyuas thiab hloov cov ntaub pua plag los yog cov phiaj los tswj cov mem kev hloov pauv.
- Nruab thiab saib xyuas UV lossis IR kho lub tshuab kom ntseeg tau tias kev ziab, tshwj xeeb tshaj yog rau kev nrawm khiav.
2. Phaj hnav thiab duab distortion
Cov duab distortion, txo cov tawv nqaij, thiab lub tais shortened tsis muaj sia muaj teeb meem uas cuam tshuam rau kev luam tawm cov tshuab luam tawm qhuav.
Ua:
- Tsis txaus ua daim phiaj los yog ua kom tsis raug
- Qhov ntau dhau los ntawm cov phaj thiab pam vov cylinders
- Kev siv cov khoom siv tsis sib xws rau lub substrate
- Kev ua lag luam siab nruam nrawm tsis muaj txij nkawm
Kev daws teeb meem:
- Xaiv cov photopolymer daim hlau uas tau tsim tshwj xeeb rau kev ua haujlwm tsis yooj yim.
- Kho lub tog raj kheej siab kom tsis txhob dhau-compression thiab ua ntej hnav.
- Siv laser kev ua haujlwm nrog cov kev daws teeb meem kom ntseeg tau tias cov phaj luam.
- Siv cov sijhawm txij tu cov sijhawm los txo qis dua cov neeg kho tshuab.
3. Nyob rau hauv Ghosting lossis Shadowing
Ghosting tshwm sim thaum cov duab seem tshwm sim ntawm cov luam tawm substrate, feem ntau pom raws li tsis pom duab ntxoo lossis ob chav duab.
Ua:
- Tsis raug cai tus lej tack lossis tshaj-inking
- Backlash lossis Misalignment nyob rau hauv kev luam ntawv lub tog raj kheej zog
- Tsis txaus tu ntawm kev khiav
Kev daws teeb meem:
- Xaiv cov number case nrog qhov sib npaug ntawm cov khoom tawv, lub cev, thiab kom qhuav rau koj cov tshuab luam ntawv qhuav tsis yog.
- Tshawb xyuas lub tshuab lub iav system thiab dlhos tag nrho cov thooj voos kheej kheej kom txo qis qis backlash.
- Automate Tu Cycles Nrog Cov Hnyav-Resistant Ntaub Thiab Teb Tu Li Vaj Los Tiv Thaiv Cov Khoom Noj Ink tsis sib thooj.
4. Kev sau npe teeb meem
Cov ntaub ntawv raug yog qhov tseem ceeb kom ntseeg tau tias ntau xim tsim kho kom haum rau cov khoom kawg. Kev sau npe tsis zoo yog qhov kev txhawj xeeb nquag hauv qhov tsis txaus siab luam ntawv tshuab teeb tsa.
Ua:
- Kev ua si ua si hauv mandrel lossis lub tog raj kheej system
- Tsis raug lub sijhawm tsis raug ntawm phaj thiab substrate
- Kev hloov pauv kub ua rau kev nthuav dav lossis cog lus
Kev daws teeb meem:
- Siv cov kabmob precision bearings thiab cov ncej coeplings kom ntseeg tau tias muaj kev sib hloov.
- Siv Servo-ua npe rau npe rau kev kho kom zoo thaum lub tshuab luam ntawv.
- Saib xyuas kub tswj ib ncig ntawm cov tshuab luam ntawv qhuav los txo cov thermal distortion.
5. Ua rau cov khoom nplaum kom txaus ntawm cov yas substrates
Luam tawm rau cov kev sib tw yas poses cov kev sib tw zoo nkauj, tshwj xeeb tshaj yog thaum number cas tsis ua raws li, ua rau smudging lossis tev.
Ua:
- Tsis raug cai sab nro lossis tsis muaj pretreatment
- Cov kua muag qis zoo tsis sib xws nrog cov yas
- Tsis zoo ziab lossis kho cov xwm txheej
Kev daws teeb meem:
- Nruab cov tshuab luam ntawv kom qhuav offset tshuab luam ntawv nrog corona lossis nplaim taws kev kho mob los txhim kho cov hluav taws xob nto.
- Xaiv cov number case nrog cov tshuaj ntxiv uas txhawb nqa adhesion rau polyolefin lossis cov khoom tsiaj.
- Nruab ib qho kev txhim khu kev qha UV kho chav tsev, ua kom tiav tag nrho cross-sib txuas ntawm tus cwj mem molecules.
6. DOT nce thiab duab plooj
DOT tau cuam tshuam rau kev luam cov ntsiab lus ntawm cov ntsiab lus zoo thiab tshwm sim thaum number case kis dhau ntawm cov khoom luam tawm.
Ua:
- Ntau dhau ntawm cov pam thiab substrate
- Kev muag muag lossis o tuaj qaib
- Ink tsis muaj tsawg hauv viscosity
Kev daws teeb meem:
- Saib xyuas thiab tswj lub siab thov thaum hloov mus rau koj cov tshuab luam ntawv qhuav tsis yog.
- Hloov cov pam tas sij hawm thiab xyuas kom lawv yog qhov tseeb hardness.
- Kho Ink tsim rau kev muaj txiaj ntsig viscosity thiab ntws cov yam ntxwv.
7. Substrate deformation
Lub khob yas lossis ntim khoom yuav deform thaum lub tshuab luam ntawv, tshwj xeeb thaum raug rau cov tshuab siab lossis cua sov.
Ua:
- Ntau dhau ntawm UV kho
- Tshaj-nruj clamping thaum hloov pauv hloov
- Incompatible substrate phab ntsa thickness
Kev daws teeb meem:
- Nruab cov chaw txias ib ncig ntawm cov tshuab luam ntawv qhuav los tswj cov kev lag luam ambient.
- Kho Mandrel Mandrel clamping tshuab kom tsis txhob warping lub substrate.
- Siv zoo ib yam, cov thawv zoo tsim rau kev siv luam tawm luam ntawv.
8. Ntau dhau lawm vim kev hloov pauv hloov
Cov qauv nquag hloov pauv lossis xim kho cov xim tuaj yeem ua rau muaj kev ua haujlwm ntev, cuam tshuam kev ntau dua.
Ua:
- Phau Ntawv Hloov Chaw uas yuav tsum ua haujlwm tseem ceeb thiab kev ntsuas hluav taws xob
- Tsis muaj cov kev tswj digital lossis cov haujlwm preset
- Inconentent Sau cov khoom zoo uas yuav tsum tau ua dua tshiab sau
Kev daws teeb meem:
- Nqes peev hauv lub tshuab luam ntawv tsis qhuav offset tshuab nrog cov programmable nqis thiab cov tswj xyuas tsis siv neeg.
- Siv Modular phaj thooj voos kheej kheej thiab cov khoom siv nrawm-hloov cov khoom siv kom ceev nrawm.
- Teeb tsa inline tshuaj xyuas cov tshuab los txo kev vam khom rau ntawm kev ntsuas kev ntsuas.
9. Ink tsim-up ntawm daim hlau lossis pam vov
Ink Tsim-ua-nce ua rau smudging, ghosting, lossis duab tsis xws luag nyob ntev sau sau.
Ua:
- Cov kua mis tsis zoo ua rau cov khoom lag luam ntau dhau
- Tsis txaus tu sib kis
- Cov av noo siab ua rau lub cev kom qhuav rau cov chais
Kev daws teeb meem:
- Siv cov kua mem dej tsawg ntawm cov tshuab ua kom qhuav rau cov tshuab luam ntawv qhuav.
- Siv cov txheej txheem tu ib txwm muaj nrog cov kuab tshuaj lossis dej-raws.
- Txhawm rau cov huab cua zoo tshaj plaws thiab cov av noo nyob rau hauv cov ntawv luam tawm.
10. Cov khoom noj tsis tau zoo ntawm cov pob
Tswjhwm zoo ib yam ntawm cov khoom lag luam ntau lawm ntawm cov khoom lag luam ntau lawm yog qhov tseem ceeb rau kev ntaus cim thiab cov neeg siv khoom txaus siab.
Ua:
- Los ntawm phau ntawv kho tsis tau nkag los yog rov ua dua
- Kev hloov pauv hauv cov kua mem pa lossis ntau dua
- Tus Neeg Teb Xov Tooj Kev Txawj Ntau Yam
Kev daws teeb meem:
- Siv Digital Tswj Panels kom txuag txoj haujlwm cov lus qhia thiab cov me dua lawv cov txheej txheem tsis yooj yim rau lub tshuab luam ntawv qhuav.
- Ua kom muaj kev tswj nruj zoo rau cov khoom lag luam.
- Tus neeg teb xov tooj ua haujlwm thiab ua cov sops (cov txheej txheem kev ua haujlwm).
Kev coj ua zoo tshaj plaws rau kev tiv thaiv cov teeb meem sib xws
Ntxiv rau cov teeb meem kev daws teeb meem ntawm ib leeg, qee cov tswv yim tiv thaiv tuaj yeem txhim kho kom zoo dua qub thiab tsim tawm ntawm koj cov tshuab luam ntawv qhuav tsis qhuav?
1. Lub ntsuas hluav taws xob tsis tu ncua:
Xyuas kom meej tag nrho cov khoom sib xyaw, suav nrog cov kua mis, cov chav kho, thiab cov tshuab rau npe, yog cov niaj hnub ntsuas.
2. Cov txij nkawm tam sim no:
Ua raws li cov sijhawm tiv thaiv kev tiv thaiv kom tu, lubrication, thiab hloov chaw.
3. Cov neeg ua haujlwm kawm:
Ua lag luam hauv kev kawm tas mus li rau lub tshuab ua haujlwm, tsom mus rau kev nkag siab tshuab thiab sau kev tswj hwm kom zoo.
4. Tsav tsheb ib puag ncig:
Muaj cov ntsuas kub thiab cov av noo zoo ib puag ncig koj cov tshuab luam ntawv qhuav tsis pom kev lag luam thiab substrate tsis ruaj khov.
5. Cov Kev Ua Haujlwm Cov Haujlwm:
Cov ntaub ntawv thiab siv cov ncauj lus ntxaws ntxaws ntxaws rau teeb tsa, xim sib piv, daws teeb meem, thiab kev hloov pauv.
Tag
Lub tshuab luam tawm qhuav offset tshuab luam ntawv yog lub cuab yeej muaj zog thiab yoog raws li niaj hnub ntim thiab thawv dai kom zoo nkauj. Txawm li cas los xij, tswj kev ua tau zoo kom muaj kev nkag siab tob txog nws cov kev daws teeb meem kev ua haujlwm thiab cov kev daws teeb meem uas tsim nyog. Los ntawm kev txheeb xyuas cov teeb meem uas ib txwm muaj xws li Ink tsis sib xws, kev sau npe ua tsis tiav, thiab cov duab tsis zoo, txo cov khoom siab siab, thiab cov khoom siv ncua ntev.
Kev nqis peev rau cov cuab yeej yog, siv cov khoom siv zoo, thiab tswj kev ua haujlwm nruj me ntsis ua haujlwm ntawm kev ua yeeb yam nruj ua haujlwm ntawm kev ua tau zoo, xa cov txiaj ntsig txhim khu kev qha thoob plaws txhua cov kev ua haujlwm ntau lawm.