Puas yog koj lub tshuab luam ntawv inkjet tsis sib npaug thiab ua rau muaj kev cuam tshuam ntawm cov khoom puas? Qhov teeb meem tiag tiag nyob ntawm no!
Thaum peb lub tuam txhab siv lub tshuab luam ntawv Heidelberg CD102 rau plaub - xim luam ntawv, nws tau pom tias 50% thiab 75% ntawm magenta dots nyob rau hauv cov ntawv nyeem muaj qhov txawv txav (Daim duab . 1), uas tau tshwm sim feem ntau tshwm sim nyob rau hauv qhov tsis sib xws ntawm cov dots, qhov muag tsis pom kev, cov khoom siv xim hloov thaum luam ntawv, thiab qhov tseem ceeb hauv kev siv dej ntau ntxiv. Cov teeb meem no ua rau pom tseeb xim fading, saturation poob, poob ntawm midtonal theem, thiab ib qho tseem ceeb ntawm cov khoom seem.
Ua rau tsis ua hauj lwm
Cov neeg ua haujlwm thawj zaug tau kuaj xyuas cov hniav thiab cov ntawv hloov cov hniav kom paub meej tias lub lubrication zoo li qub thiab cov ntaub qhwv hniav tau huv thiab tsis muaj impurities, tab sis thaum kuaj xyuas lub siab ntawm tus number case roller, nws pom tias lub siab tsis ruaj khov. Tom qab kev soj ntsuam zoo, thaum kawg tau lees paub tias lub hauv paus ntawm qhov ua txhaum yog: cov kabmob uas muaj txoj kab uas hla ntawm 80mm ntawm kev ua haujlwm tau raug kaw vim tsis muaj roj lubricating, thiab lub tsho bearing tig synchronously nrog tus number case roller thaum lub sijhawm ua haujlwm ntawm lub tshuab, ua rau hnyav hnyav ntawm cov kabmob (Fig . 2). Tus nqi ntawm kev hnav yog qhov tseem ceeb sab nraud ntawm tus qauv, uas ua rau sib sib zog nqus hnav ntawm lub tsev mating nto.
Thaum cov cuab yeej tsis ua haujlwm, 80mm txoj kab uas hla tus cwj mem tuaj yeem tswj tau lub zog ruaj khov hauv lub tais; Txawm li cas los xij, thaum sib xyaw ua ke, tus number case rau cov menyuam ua ntej hu rau tus number case rau hauv ib qho kev taw qhia, thiab tom qab nias, nws yog nyob rau hauv kev sib cuag nrog tus number case roller thiab luam ntawv phaj tib lub sijhawm. Txhua lub sij hawm lub tshuab tig, lub sij hawm tus number case roller hu rau cov ntawv luam ntawv, nws yuav ua rau tsis sib xws ntawm lub tais hnav, uas yuav ua ntej rhuav tshem cov ntawv luam tawm thiab tsim cov teeb meem ntawm qhov muag plooj deformation ntawm cov dots hauv daim duab 1. Tsis tas li ntawd, kev co ntawm tus number case roller thaum nws los txog rau hauv kev sib cuag nrog lub tshuab luam ntawv phaj kuj ua rau lub siab ntawm cov ntawv luam ntawv thiab irradiation ntawm irrigation. phaj, uas yog ib qho yooj yim los ua tus cwj mem tuav thaum luam ntawv cov ntxaij vab tshaus, ua rau tus cwj mem tsis sib npaug.
Daim duab 1 Teeb meem stamp (sab laug) thiab hloov pauv (txoj cai)
Daim duab 2 Hnav khaub ncaws ntawm Anilox Roller Bowl
Standardized Maintenance Txheej txheem
Txij li thaum daim ntawv rau cov menyuam feem ntau tso siab rau kev txav ntawm tus cwj mem distributor roller thiab tsuas yog ua rau qeeb me ntsis thaum sib cuag nrog lub phaj, nws yog ib qho tseem ceeb kom ua raws li tus qauv qhia hauv daim duab 3 thaum kho cov ntawv luam ntawv siab. Lub siab piv ntawm daim ntawv rau cov menyuam thiab tus cwj mem distributor roller yuav tsum yog 1 hli siab tshaj qhov siab ntawm lub phaj. Yog hais tias lub siab ntawm daim ntawv rau cov menyuam thiab cov phaj siab tshaj qhov nruab nrab ntawm daim ntawv rau cov menyuam thiab cov distributor roller, daim ntawv cov menyuam yuav decelerate irregularly, ua rau tsis sib xws number case hloov, ua rau cov cheeb tsam ntawm ntau dhau los yog me me number case thiab thaum kawg ua rau xim instability.
Hauv kev tsim khoom tiag tiag, thaum cov neeg ua haujlwm ua haujlwm niaj hnub tshawb xyuas ntawm daim ntawv rau cov menyuam siab, lawv feem ntau tsuas yog them nyiaj rau lub siab ntawm daim ntawv rau cov menyuam thiab cov phaj, tsis quav ntsej lub siab ntawm daim ntawv rau cov menyuam thiab cov menyuam xa khoom. Cov hauv qab no yog cov txheej txheem kev saib xyuas tus qauv:
(1) Kev kaw thiab ntxuav: Tshem tawm lub hwj chim thiab tshaj tawm lub cim kaw, tom qab ntawd tshem tawm cov yeeb yaj kiab kom huv si ntawm cov menyuam yaus thiab cov khib nyiab hlau hauv cov kabmob uas siv cov tshuaj ntxuav tu.
(2) Kev Hloov Cov Khoom Siv: Hloov cov khoom lag luam thawj cov kabmob sib dhos (xws li cov kabmob, cov pob, thiab lub tawb). Ua ntej kev teeb tsa, ua ultrasonic tu thiab tshuab nitrogen kom muaj kev sib kis-dawb sib dhos.
(3) Siab Calibration: Siv Heidelberg siab test zaj duab xis rau calibration (raws li qhia hauv daim duab 3).
(4) Txhais cov qauv kev ntsuas siab: tus number case mark dav ntawm daim ntawv rau cov menyuam thiab cov distributor roller yuav tsum yog 4 ± 1mm; qhov dav ntawm kev sib cuag nrog lub phaj yuav tsum tau teem rau 4-1mm.
Daim duab 3 Printing Pressure Adjustment Standard
Daim duab 4 Heidelberg stress test film
Cov nyhuv tu
Tom qab kev saib xyuas tus qauv zoo, cov khoom siv thiab cov khoom luam tawm tau zoo dua qub, thiab txhua qhov ntsuas tau rov qab mus rau qhov qub:
(1) 50% qhov hluav taws xob nce tus nqi ntawm magenta version hloov pauv rov qab los ntawm 22% ~ 45% ua ntej txij nkawm mus txog 18% (raws li qhov yuav tsum tau ua ntawm 17 ± 3% qhov hluav taws xob nce).
(2) Lub gradient smoothness ntawm gradient theem ntawm 75% dot ceev yog nce los ntawm 40%, thiab tsis muaj qhov pom tseeb discoloration thaum lub sij hawm luam ntawv txheej txheem.
(3) Cov ntaub ntawv saib xyuas kev tsim khoom tas mus li 8 teev qhia tau hais tias kev siv dej luam ntawv (tom qab kho lub faulty unit) txo los ntawm 20%, thiab cov seem seem yog txo los ntawm 22% mus rau 0.2%.
(4) Cov cuab yeej ntsuas kev ruaj ntseg pom tau tias thaum lub sijhawm 72 teev ntawm kev ua haujlwm tas mus li, cov duab hluav taws xob infrared tau pom tias qhov kub thiab txias ntawm lub phaj rau cov kabmob tau ruaj khov nyob rau hauv ib txwm muaj li ntawm 40 ± 2 degree, thiab tsis muaj qhov txawv txav ntawm qhov ntsuas kev vibration spectrum.
Teeb meem tsom xam
01/ Tsis zoo hauv cov txheej txheem tu
Ib qho ntawm cov laj thawj tseem ceeb ntawm qhov tsis ua haujlwm no yog tias muaj qhov tsis zoo hauv cov cuab yeej tswj xyuas, thiab cov haujlwm tseem ceeb ua txhaum txoj cai ntawm cov khoom siv tu, uas tau teev tseg tias tus number case roller yuav tsum tau muab tshem tawm txhua lub hlis, cov kabmob yuav tsum tau kuaj xyuas, lubricating roj ntxiv thiab cov kua nplaum rau lub siab yuav tsum tau hloov kho raws li tus qauv. Tsis tas li ntawd, thaum lub sij hawm txij nkawm yav dhau los, cov kev ntsuas zoo tib yam tau ua yuam kev siv los ntawm Heidelberg qhov tshwj xeeb tus lej cim kab dav nrhiav kom pom zaj duab xis, ua rau qhov sib txawv ntawm qhov sib txawv ntawm 2.2 hli, thiab lub siab ntawm tus number case roller tau yuam kev rau 6.2 hli (55% tshaj tus nqi tus qauv), uas ua rau muaj kev cuam tshuam ntau dhau.
Thaum lub cev indentation ntawm cov menyuam roj hmab yog 4 hli, lub siab yog 18N; Thaum lub indentation nce mus txog 6 hli, lub siab nce mus rau 63.5N, thiab thaum lub indentation mus txog 8 hli, lub siab yog siab li 149N. Qhov loj dua qhov indentation, qhov hnav ntawm cov khoom siv ceev dua, qhov ntau dua ntawm kev siv tus cwj mem thiab cov kua dej dampening, thiab cov khoom siv hluav taws xob nce ntxiv. Nyob rau tib lub sij hawm, siab dhau heev lawm yuav ua rau kom pom tseeb thaum tshav kub kub ntawm cov roj hmab cov menyuam, siab dua kub thiab dav indentation, uas yuav ua rau kom lub siab tiag tiag nyob rau hauv lub printing txheej txheem nonlinearly, accelerating lub hardening ntawm cov roj hmab cov menyuam. Txawm hais tias lub hardness ntawm cov menyuam roj hmab tuaj yeem txhim kho qhov kev tiv thaiv corrosion mus rau qee qhov, nws yuav txo qis cov dej thiab cov cwj mem hloov lub peev xwm, ua rau kom tus lej poob ntawm cov khoom siv luam ntawv thiab hnav cov ntawv luam ntawv phaj. Yog li ntawd, tsis muaj kev cuam tshuam rau kev luam ntawv zoo, lub siab ntawm cov roj hmab cov menyuam yuav tsum tau txo kom ntau li ntau tau, thiab qhov tsawg kawg nkaus tus nqi teev los ntawm cov chaw tsim khoom yuav tsum khaws cia kom zoo.
02/ Ua haujlwm zoo ntawm cov roj hmab cov menyuam tu
Kev tu txhua hnub ntawm cov roj hmab rollers yuav tsum tau tsim cov txheej txheem txheej txheem, thiab lub siab ntawm lub phaj yuav tsum tau kuaj xyuas thaum lub sij hawm muab txhua hnub; Thaum lub sij hawm tu txhua lub lim tiam, nws yog ib qho tsim nyog yuav tsum tau ua tib zoo saib xyuas lub siab ntawm lub phaj cov menyuam thiab tus cwj mem rau cov menyuam, thiab ua txoj haujlwm zoo hauv kev saib xyuas cov phaj number case rau cov menyuam kom ntseeg tau tias nws ib txwm khaws cia hauv lub xeev ruaj khov thaum lub sijhawm tsim khoom.
Qhov saum npoo ntawm cov menyuam roj hmab tshiab yuav tsum tsis sib npaug, thiab nws pom tau tias me ntsis astringent rau qhov kov (Daim duab 5), txhawm rau xyuas kom muaj kev sib hloov ntawm cov yeeb yaj kiab dej thiab number case. Nyob rau hauv tus txheej txheem ntawm kev siv lub sij hawm ntev -, vim yog kev sib cuag nrog tus number case, dampening kua thiab ntau cov kuab tshuaj txhua hnub, ua ke nrog kev cuam tshuam ntawm ib puag ncig sab nraud, qhov nyuaj ntawm cov menyuam roj hmab tshiab feem ntau yuav nce ntxiv tom qab lub sijhawm siv, uas yog lub xeev ib txwm muaj. Yog hais tias lub shrinkage thiab hardening ntawm cov roj hmab cov menyuam yog lub teeb, tus cwj pwm hloov cov cwj pwm tuaj yeem tswj tau los ntawm kev kho lub siab kom tsim nyog.
Qhov nce ntawm hardness ntawm cov roj hmab cov menyuam kuj txhais tau hais tias cov ntawv ntaub ntaub ntaub ntawv hmoov thiab cov oxidized tshuaj nyob rau hauv lub dampening tov tau muab tso rau saum npoo ntawm cov menyuam, ua ib tug hardened zaj duab xis. Cov yeeb yaj kiab tawv tawv no yuav tsum tau muab tshem tawm ib ntus (Daim duab 5) txhawm rau tiv thaiv nws los ntawm kev txuas ntxiv mus rau tawv thiab glaze, uas tuaj yeem ua rau tsis ruaj khov hauv kev hloov pauv dej thiab hloov dej. Thaum lub ntsej muag hardens, cov khoom qias neeg glazing yuav tsum tau muab tshem tawm nrog calcium tshem tawm paste thaum lub sij hawm tu.
Kev xaiv tus neeg saib xyuas yog qhov tseem ceeb tshaj plaws hauv kev txiav txim siab lub neej ntawm cov menyuam roj hmab. Txawm hais tias cov tshuaj detergents muaj zog heev yog yooj yim tshem tawm cov tawv tawv tawv ntawm qhov chaw, lawv tseem yuav ua rau lub ntsws ntawm cov menyuam roj hmab. Kev siv cov tshuaj ntxuav tsis zoo kuj tseem yuav ua rau muaj kev nthuav dav, kev cog lus thiab deformation ntawm cov roj hmab rollers, cuam tshuam rau kev ruaj ntseg ntawm lub siab ntawm cov roj hmab rollers, thiab txawm tias corrode cov kav dej, sealing rings, tshuab xim thiab txawm tias roj hmab pam. Yog li ntawd, semi- dej-raws li, qis-VOCs dej ntxuav tsheb yuav tsum raug xaiv. Tom qab kev saib xyuas, cov menyuam roj hmab yuav tsum tau rov qab los rau qhov kev xav ntawm cov menyuam roj hmab tshiab los txiav txim siab nyob rau hauv qhov chaw. Tsis muaj ib qho shortcuts rau kev tu, thiab nws yuav tsum tau ua tib zoo.
Daim duab 5 Nto ntawm cov menyuam roj hmab tshiab (sab laug) thiab nto ntawm cov menyuam roj hmab tom qab glazing (txoj cai)
Tus yuam sij rau kev luam ntawv zoo yog nyob rau hauv tus cwj mem - dej tshuav nyiaj li cas, thiab tus ciav menyuam thiab tus cwj mem ua lub luag haujlwm tseem ceeb hauv kev tswj qhov sib npaug. Hauv kev tsim khoom txhua hnub, ntau yam teeb meem zoo tshwm sim los ntawm kev hloov kho cov menyuam tsis raug lossis cov menyuam hnav muaj ntau. Yog li ntawd, nws yog ib qho tseem ceeb uas yuav tsum tsis tu ncua xyuas thiab xyuas cov rollers thaum ua haujlwm, thiab tswj thiab kho cov menyuam nto, txoj kab uas hla, thiab lub siab tsis tu ncua kom ntseeg tau tias txhua tus menyuam nyob hauv qhov zoo. Kev kho cov khoom siv yuav tsum yog cov ntaub ntawv- tsav thiab tsim qauv, ua rau muaj kev txhim kho zoo hauv kev lag luam.