Cov teeb meem tshwm sim thiab cov txheej txheem daws teeb meem hauv kev laminating
Peb yog lub tuam txhab luam ntawv loj hauv Shenzhen Tuam Tshoj. Peb muab tag nrho cov phau ntawv tshaj tawm, hardcover phau ntawv luam ntawv, ntawv thawm phau ntawv luam ntawv, phau ntawv phau ntawv hardcover, sprial phau ntawv luam ntawv, eeb stiching phau ntawv luam ntawv, phau ntawv luam ntawv, ntim ntawv thawv, daim ntawv qhia hnub nyoog, txhua yam ntawm PVC, cov khoom lag luam ntawv, sau ntawv, Cov menyuam yaus phau ntawv, ntawv nplaum, txhua yam hom ntawm cov ntawv tshwj xeeb xim luam ntawv cov khoom lag luam, cov twv txiaj ua si thiab lwm yam.
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Zaj duab xis yog tsim los ntawm uniformly txheej ib txheej ntawm cov nplaum nrog polypropylene (PP), polyvinyl chloride (PVC) thiab lwm cov yeeb yaj kiab yas kom ua tiav kev nplaum rau cov ntawv nyob rau hauv qee qhov kub thiab cov tshuab siab. Txheej txheem khov kho. Thaum lub sijhawm laminating txheej txheem, kev sib raug zoo ntawm qhov kub thiab txias, lub sijhawm thiab lub sijhawm ntawm daim ntawv thiab cov yas yas dhau los ntawm lub thermocompression bonding mechanism yog daws. Cov txheej txheem fusing tswj cov tuab ntawm cov nplaum, cov kua nplaum, qhov kub ntawm qhov ua kom ziab ziab, qhov kub ntawm qhov kub yob, thiab cov cuab yeej siab. Qhov tseeb xws li kev siv tshuab nrawm yuav zam tau cov teeb meem xws li tshuab blistering thiab cov ntawv tsis zoo-yas ua ke thaum ua yeeb yaj kiab.
Cov txheej txheem laminating yog los thov cov nplaum rau saum npoo ntawm cov ntawv luam tawm cov teeb meem thiab cov yas zaj duab xis, thiab tom qab cua kub nias, daim ntawv cog lus ua ke los ua cov ntawv luam tawm ntawm cov ntawv-yas sib xyaw. Cov khoom lag luam luam tawm tom qab lamination muaj ib qho chaw dav dua. Cov yeeb yaj kiab yas thiab pob tshab, cov nplaim yog du thiab sib zog dua, uas txhim kho qhov ci thiab nrawm ntawm cov ntawv luam tawm, ua rau cov ntawv luam tawm zoo dua. Cov khoom luam tawm dhau los ntawm zaj duab xis yog noo-pov thawj, tsis muaj dej, los tiv thaiv stain, abrasion-resistant thiab tshuaj-resistant. Nkaujhnubqub los ib yam.
Cov txheej txheem laminating yuav tsum tau cov neeg ua haujlwm ntau lawm koom nrog cov txheej txheem laminating los siv cov txheej txheem tsim nyog kub thiab lub siab raws li cov khoom sib txawv ntawm cov ntawv thiab kua mem, kom cov nplaum khov kho cov ntawv yas thiab cov ntawv luam tawm rau hauv ntawv-yas sib xyaw. Cov txheej txheem zoo ntawm cov khoom coated: cov saum npoo yog huv, tiaj tus, tsis fuzzy, ua tiav zoo, tsis muaj wrinkles, tsis muaj foaming, tsis muaj ntawv-yas sib cais, tsis muaj hmoov sau. Cov neeg kawm ntawv ntawm dryness yog tsim nyog thiab tsis muaj lo ntawm cov zaj duab xis saum npoo av lossis ntawv. Tom qab hlais, qhov loj me ntawm kev hlais yog qhov tseeb, lub ntug yog tus, thiab tsis muaj zaj duab xis tsim. Tsis muaj qhov pom tseeb curling, xya khoov thiab yim curls.
Cov ntawv luam tawm ntawm cov yas ntim zaj duab xis txheej txheem feem ntau luam tawm ntawm ntau hom thawv-ntim ntim xws li tshaj tawm cov ntawv tshaj tawm, ntau daim ntawv qhia hnub nyoog, phau ntawv npog, ntim cov thawv ntim khoom noj, thiab lub thawv ntim cawv. Cov ntawv luam tawm tom qab nplaim ntawv tau dhau los ntawm kev ua cov duab zaj duab xis, thiab tom qab ntawd dhau los ntawm cov ntawv ntim, kos duab, dhau los, ci, tuag-txiav, indentation thiab lwm yam. Nyob rau tib lub sijhawm, nws tseem cuam tshuam los ntawm cov tshuaj lom neeg xws li luam ntawv thiab luam ntawv number case thinner, ntau cov kuab tshuaj, noo noo thiab qhuav roj, corrugated ntawv muab tshuaj, thiab lwm yam. Cov ntawv luam tawm tom qab lamination raug rau sab nraud cov rog xws li folding, scraping, nias thiab tuag txiav. Qhov cuam tshuam, raug rau siab dua ci thiab hnub ci ci, lub teeb ci ci ultraviolet, thiab noo noo ib puag ncig. Tsuas yog thaum cov mob no tau ua tiav tuaj yeem pom cov khoom lag luam pom tau tias yog cov khoom lag luam tsim nyog.
1 zaj duab xis nplaum thiab nplaum nplaum ceev ceev
Cov nplaum yog ib qho khoom nruab nrab ntawm cov teeb meem luam tawm thiab cov yeeb yaj kiab, thiab feem ntau ua haujlwm ua ke. Kev ua tiav ntawm cov nplaum yog ib qho ntawm cov khoom tseem ceeb los txiav txim siab qhov zoo ntawm cov yeeb yaj kiab hauv qee yam.
Cov nplaum siv rau cov yeeb yaj kiab tau muab faib ua ob hom. Ib qho yog roj hmab hom; lwm qhov yog resin hom. Cov tuam txhab luam ntawv yuav tsum xaiv cov nplaum raws li cov kev mob tshwj xeeb ntawm cov ntawv sib txawv thiab cov ntawv luam tawm. Feem ntau, cov roj hmab hom nplaum yuav siv rau qhov chaw luam ntawv me me rau saum npoo ntawv. Ntawm qhov tsis sib thooj, ib hom ntawv nplaum nplaum yog qhov zoo dua yog siv rau luam ntawv thaj tsam loj ntawm cov khoom lag luam luam tawm. Qhov no vim tias feem ntau ntawm cov khoom lag luam siv cov roj hmab zoo li lub nrawm nrawm kom qhuav. Yog li ntawd, cov nplaum hom nplaum thiab resin hom number case zaj duab xis nto tau yooj yim sib khi, thiab raws li, kev ceev cov nplaum tau zoo, thiab cov nplaum hom nplaum feem ntau siv ob lossis ntau hom ntawm cov khoom sib txuam, uas yog rau qee yam, nws nce teeb meem ntawm tus neeg teb xov tooj. Piv txwv li: qhov sib piv ntawm ob txheej cob ntawm A thiab B. Cov teeb meem xws li lub neej ntawm cov nplaum tom qab sib tov yuav cuam tshuam ncaj qha rau qhov kev sib koom tes, tab sis ntev npaum li cov txheej txheem ntau lawm nruj me ntsis tswj tau, nws tuaj yeem daws.
Thaum lub sijhawm txheej txheem laminating, cov nplaum yuav tsum muab sib dhos kom ruaj khov rau cov ntawv yas polypropylene thiab khov kho rau daim ntawv. Yog li ntawd, tus nqi viscosity ntawm cov nplaum ncaj qha cuam tshuam rau kev sib zog ntawm daim ntawv thiab cov yas yeeb yaj kiab. Nyob rau hauv cov txheej txheem ua haujlwm tiag tiag, vim yog qhov sib txawv luam ntawv txheej txheej thaj tsam ntawm cov khoom lag luam, txoj kev ntawm kev ntxiv cov kua dej tuaj yeem raug coj los txuas ntxiv kho qhov kev nkag siab ntawm lub nplaum. Cov. Qhov chaw thaj tsam ntawm cov ntawv luam tawm yog me me, lub ntsej muag binder tuaj yeem raug txo tsawg li 15%, thiab cov duab sib thooj nplaum thaj chaw yuav tsum tau nce. Txij li cov nplaum siv rau hauv txhua lub hoobkas tsis tsim los ntawm tib lub chaw tsim khoom, lawv qhov kev ua tau zoo, qhov sib piv, tshuaj lom neeg thiab cov nplaum yog qhov sib txawv. Tsis muaj ib qho qauv zoo sib xws thiab tsuas tuaj yeem kho tau sib txawv raws li lawv cov kev mob tshwj xeeb. Cov.
2 txheej txheem qhwv thaum thaij
1 Daim ntawv ua cim khaus: qhov laj thawj tseem ceeb yog tias thaum daim ntawv dhau los ntawm thermocompression bonding mechanism, nws tsis flatten lub ntuj tshav kub thiab siab, tab sis pom ntev ntev lossis oblique wrinkles, uas tshwm nyob rau hauv qhov ntxeev ntawm qhov trailer.
2 Wrinkles ntawm zaj duab xis yas: Lub ntsiab yog vim li cas zaj duab xis tshwm sim hauv cov txheej txheem ntawm kev thauj mus los. Qhov nro ntawm zaj duab xis yuav loj dua los yog me dua vim tias qhov tsis haum, thiab zaj duab xis yuav yog lub ntsej muag tsis zoo, ntev ntev lossis tom qab.
3 Cov ntawv thiab cov yeeb yaj kiab thawm ua ke: Cov yeeb yaj kiab yas thiab ntawv uas dhau los ntawm qhov tshuab thermocompression yuav ua rau sab nraud los yog ob qho tib si ntawm qhov taub lossis qhov nruab nrab.
3 zaj duab xis blister ua rau thiab cov kev daws
Cov ntawv luam tawm kis dhau los ntawm zaj duab xis thaum lub sij hawm txiav, indentation, cia, qhwv, qhwv, thiab stacking ntawm phau ntawv. Nyob rau hauv qhov tsaus ntuj ntawm cov ntawv luam tawm xim ntau xim, cov tuab ntawm tus number case txheej yog nquag ua haujlwm zoo li xuab zeb, cov kabmob, qhov tshwm sim ntawm velvety film bulge emptiness, feem ntau hu ua "foaming", tshwm sim nyob rau hauv cov npuas zoo sib xws. nyob rau hauv daim ntawv dawb ntawm feem tau muab luam tawm ua ke uas tsis muaj tus cwj mem.
Kev tswj nruj ntawm cov txheej txheem ntau lawm yog ib qho tseem ceeb ntawm cov txheej txheem laminating. Peb paub tias tag nrho cov txheej txheem laminating tuaj yeem faib ua peb ntu: kev kho mob ua ntej, lamination, thiab hlais. Hais txog nws qhov tseem ceeb, nws yog feem ntau hauv thawj ob theem. Lub hom phiaj ntawm kev pretreatment yog ob zaug: ib qho yog kom dehumidify cov dej noo hauv cov ntawv luam tawm. Txij li cov ntawv luam tawm tawm ua haujlwm ntau ntau ntawm cov dej nyob hauv qab ntawm lub siab kub ntawm cov cua sov rau cov menyuam, nws sib tsoo nrog cov colloid. Kev tshwm sim nyob rau hauv kev txiav tawm ntawm qhov nyuaj ntawm zaj duab xis nplaum, txo qhov kev sib khi lub zog thiab ua rau qhov tshwm sim ntawm npuas tshwm sim; thib ob, ntxiv txuas ntxiv rau ntawm tus number case txheej ntawm cov ntawv luam tawm. Yuav muaj qee qhov nyiaj ntawm cov kuab tshuaj nyob rau hauv tus number case txheej yog tias nws tsis yog pretreated. Tom qab lamination, qhov teeb meem tsis tuaj yeem pom nyob rau hauv qee lub sijhawm, thiab cov kuab tshuaj maj mam ploj mus raws sijhawm. Lub colloid tau txuas ntxiv mus qeeb qeeb, ua rau lub ntsej muag kom plam nws cov viscosity thiab tshem daim ntawv los ntawm cov yeeb yaj kiab yas, uas yog, ua npuas ncauj. Hauv kev ua haujlwm tiag, kev sim tau ua dhau los. Ib hom ntawv luam tawm tau muab faib ua ob pawg. Ib pab pawg yog pre-coated, lwm pab pawg tsis tau kho ua ntej, thiab tom qab ntawd zaj duab xis yog coated hauv qab cov xwm txheej zoo ib yam. Tom qab lub sijhawm saib, cov txiaj ntsig tau pom. Tsis muaj blistering hauv kev kho mob, thiab nws yooj yim dua blister tsis muaj kev kho mob. Yog li ntawd, nws yog qhov yuav tsum tau nqa tawm ua ntej kev kho mob, kom ntau cov kuab tshuaj nyob rau hauv tus number case txheej tau volatilized sai li sai tau, thiaj li ua kom muaj kev ruaj khov ruaj khov ntawm cov nplaum muaj zog.
Hauv kev ua haujlwm tiag tiag, daim npog npog tawv nqaij, daim ntawv qhia hnub, daim npav, ntim khoom, thiab lwm yam tom qab zaj duab xis tau pom, thiab tsis muaj lub tshuab npuas tom qab cov txheej txheem ntawm kev sib khi lub hnab ntawv, txiav phau ntawv, thiab ntim. Tab sis tom qab ib pliag. Tom qab xa khoom, tus neeg muas zaub pom lub npuas. Nws tsis meej pem, tab sis nws yog qhov tseeb tsis yog qhov tshwm sim tsis tau. Nws tseem qhia ntxiv tias qhov ua npuas ncauj tom qab zaj yeeb yaj kiab tau muaj kev sib raug zoo nrog cov kuab tshuaj thiab lwm yam tshuaj lom neeg muaj nyob hauv tus number case txheej, tshwj xeeb tshaj yog thaj tsam loj ntawm cov duab luam tawm kom pom tseeb dua. Ua ntej kho cov khoom ua ntej laminating. Yuav tsis muaj qhov tshwm sim zoo li no. Nws yog ib qho tsim nyog yuav tsum tau nruj me ntsis tswj cov txheej txheem ntau lawm. Yog lawm, muaj lwm yam ua rau cov khoom ntim zaj duab xis tsis muaj zog sib xyaw ua ke. Piv txwv li, cov nplaum nws tus kheej muaj cov teeb meem zoo, lub laj kab yog tuab heev, dej tsis txaus ntxiv, lub tshuab ceev nrawm dhau, qhov kub tsis dhau, thiab lub siab me me. Rau cov laj thawj xws li cov ntaub ntawv ntau dhau ntawm cov hmoov av, tsuav kom cov txheej txheem kev tswj hwm muaj zog ntxiv, qhov kev lees txais ntawm cov ntaub ntawv nyoos mus rau hauv cov chaw khaws khoom. Qhov zoo ntawm cov khoom siv yuav ntawm qhov chaw ruaj khov tuaj yeem daws teeb meem. Tsis tas li ntawd, cov npog, ntim khoom, tshaj tawm, thiab cov zoo li uas yuav tsum muaj zaj duab xis tau muab tso rau ib lub sijhawm tom qab luam ntawv, thiab lub ntsej muag sib txuas tau zoo kho cov kua nplaum nyob hauv txheej kua nplaum txheej. Tom qab cov kuab tshuaj tau yaj, zaj duab xis yog txheej. Nws tseem muaj peev xwm kom dhau qhov teeb meem ntawm foaming.
4 qhov kub thiab txias, lub siab, tshuab nrawm, cov nyiaj lo ntawm cov nplaum nrawm nrawm
Cov ntawv thiab cov yas ua yeeb yaj kiab yog qhov cuam tshuam ntawm qhov kub thiab txias, lub siab thiab tshuab nrawm ntawm cov nplaum ceev nrawm los ntawm thermocompression mechanism. Ob yam khoom siv, uas tsis muaj kev cuam tshuam, cia siab rau cov nplaum ua kom sib haum. Recombination tuaj yeem ua tiav nyob rau hauv tus ntawm thermal kev nyuaj siab.
Hauv qab qhov kev txiav txim ntawm sab nraud siab ntawm kub nias. Kev txav ceev ntawm lub binder lwg me me yog nrawm.
Lub peev xwm yog nce, thiab daim ntawv thiab number case molecules yog xav kom kis tau. Sau ntawv rau hauv daim ntawv luam ntawv thiab number case txheej los tsim kom muaj kev sib raug zoo dua. Kev sib koom siab tshwm sim. Lub zog sib xyaw tsim los ntawm cov cuab yeej thermosetting ntawm cov ntawv khi polymer resin ua cov ntawv cog lus ruaj khov ntawm cov yeeb yaj kiab yas thiab cov ntawv luam tawm. Cov khoom tsim nyog tsim nyog kub, lub siab, lub sijhawm sib xyaw, ntau ntawm cov nplaum siv, thiab lwm yam yog qhov zoo ntawm daim ntawv-yas puas khoom. Kev Tiv Thaiv.
1 ziab qhov txias txias kub yog tswj ntawm 40 ~ 45 ° C;
2 kub kub dov yog tswj tau raws li cov lus qhia kev ntawm ntau hom sib txawv ntawm 50 ~ 80 ° C;
3Cov txog tshuab siab yog ib feem ntawm lub zog cohesive. Lub siab muaj zog thiab cov nplaum nplaum zog yog qhov me me. Raws li qhov kev txiav txim ntawm kev ua kom muaj zog, cov nplaum lo tau ntau dua los txhawm rau nkag rau hauv daim ntawv los txhim kho qhov adhesion. Yog li ntawd, nws tuaj yeem tiv taus cov tshuab hluav taws xob. Hauv qhov xwm txheej, lub siab ua haujlwm tau zoo dua li qhov taw tes me, thiab lub siab qhov chaw raug tswj tau los ntawm 100kg / cm 2 txog 150kg / cm 2;
4 Lub tshuab nrawm nrawm cuam tshuam nrog lub sijhawm nias, uas yuav txiav txim siab lub sijhawm nias. Lub sijhawm ntawm lub sijhawm nias cuam tshuam txog ntawm cov nplaum siv zog, thiab cov quab yuam ua ke nrog lub sijhawm nias ntev yog ntev dua li lub sijhawm luv. Feem ntau, qhov ceev ntawm daim ntawv smoothing tuaj yeem nrawm dua, thiab daim ntawv qeeb dua li lub tshuab ceev;
5 txheej pleev nplaum nplaum nrog cov nyiaj ntawm cov kua nplaum, raws li kev paub dhau los, raws li daim ntawv tuab ntawm daim ntawv, qhov loj ntawm cov ntawv luam tawm thaj chaw, cov ntawv sib txawv los kho cov kua nplaum. Daim ntawv smoothness yog qhov tsis zoo, ntxhib lossis number case txheej txheej yuav tsum loj dua. Hloov siab, tus nqi ntawm cov ntawv coated nrog cov qib siab ntawm qhov sib luag yuav tsum me dua.
5 zaj duab xis tiav cov khoom tshwm curled
Kev ua yeeb yam tseem ceeb yog tias tom qab cov khoom sib txuas raug txiav, nws nthuav tawm qhov caws nyob rau hauv cov kev taw qhia ntawm zaj duab xis thiab tsis tuaj yeem tuav lub xeev ib tiaj. Thaum nws yog loj, nws yog ncaj qha curled rau hauv cylindrical puab. Cov laj thawj tseem ceeb yog: 1 zaj duab xis yog nyias dhau; 2 daim ntawv muaj ntau cov ntsiab lus dej, cov av noo siab; 3 tsis tshua muaj siab kub; 4 daim ntawv xoob, flatness tsis zoo; 5 zaj duab xis ua haujlwm siab, ntsuas kub, siv sijhawm ntev.