12 cov yeeb yam ntawm kev tsim kho kab tsim tshuaj yuav tsum tau ua tus qauv
Peb yog ib lub tuam txhab luam ntawv loj hauv Shenzhen Tuam Tshoj. Peb muaj cov phau ntawv luam tawm, phau ntawv xov xwm luam ntawv, phau ntawv luam ntawv, phau ntawv nyuaj, phau ntawv luam tawm, phau ntawv luam tawm, phau ntawv luam tawm, lub thawv ntim, daim qhia ntawv, txhua yam ntawm PVC, cov ntawv luam tawm, ntawv sau cia, hom tshwj xeeb ntawv xim luam tawm khoom, kev ua si cardand li ntawd.
Yog xav paub ntxiv, thov mus saib
http://www.joyful-printing.com. HMONG xwb
http://www.joyful-printing.net
http://www.joyful-printing.org
email: info@joyful-printing.net
Nyob rau hauv txoj kev tswj cov chaw lag luam, kev sib tw yog ib qho ntawm cov cuab yeej tseem ceeb. Nws yog ib qho tseem ceeb thiab tsim nyog rau cov neeg lag luam yuav tsum muab qhov tseem ceeb rau thiab ntxiv dag zog rau txheej txheem kev sib tw. Cov txheej txheem standardization yog ib kauj ruam tseem ceeb hauv kev ua lag luam ntawm cov chaw lag luam, thiab kev tswj hwm ntawm txhua txoj kev txuas hauv kev tsim cov khoom thooj zaws yog ib qho tseem ceeb ntawm kev ua tus txheej txheem.
1. Adhesive index
Lub viscosity thiab cov ntsiab lus ntawm lub nplaum rau corrugated board yuav tsum tau kho raws li lub caij. Feem ntau, thaum lub ntsuas kub qis thiab qis dua (lub caij ntuj no), cov kua nplaum ntawm lub rooj sib thooj ntawm corrugated yog 17-21 (xim 4 khob, tib yam hauv qab), cov ntsiab lus yog 17% -19%; lub viscosity ntawm lub nplaum rau peb lub rooj sib tham ntawm corrugated yog 40 ~ 60s, cov ntsiab lus tau yog 18% mus rau 20%. Nyob rau hauv high kub thiab high humidity (lub caij ntuj sov), lub viscosity ntawm nplaum rau ib tus corrugated board yog 20 ~ 25s, cov ntsiab lus tau yog 19% ~ 22%; qhov sib zog ntawm cov nplaum rau peb lub rooj sib tham ntawm corrugated yog 55 ~ 90s, cov ntsiab lus yog 21% ~ 25%. Tsis tas li ntawd, lub nplaum yuav tsum tau ua kom haum rau qhov ntev ntawm lub nplaum (siv ib tug ntiv tes xoo los nplaum me ntsis, thiab ntiv tes ntsuas, maj mam rub ob tug ntiv tes kom nrug ntawm ob tug ntiv tes thaum lub nplaum tawg) yog 15 ~ 20 hli .
2. Cov ntaub ntawv ntawm paus ntaub ntawv
(1) Cov dej noo noo ntawm daim ntawv los ntawm lub hauv paus. Cov ntsiab lus ntawm lub hauv paus ntawm lub hauv paus ntawv yuav tsum yog 6% mus rau 8%, uas yog qhov zoo tshaj plaws rau kev sib txuas thiab cov khoom ntawm corrugated corrugated. Qhov sib txawv ntawm cov dej ntsiab lus ntawm peb qho ntaub ntawv ntawm cov ntaub ntawv thiab sab laug, nruab nrab thiab sab sab ntawm txhua daim ntawv yuav tsum tsis pub tshaj 3%.
(2) Raw daim ntawv npog sij hawm. Cov hnub nyoog ntawm peb hom ntawm cov ntaub ntawv yuav tsum zoo sib xws ua ntej lawv siv tau los ntawm lub tshuab.
(3) Cov naj npawb ntawm lub sij hawm lub hauv paus ntawv yog resistant rau folding. Lub hauv paus ntawv yuav tsum tau ua nyob rau hauv ib lub qis-kub thiab tsawg-qias chaw. Yuav kom tiv thaiv kom zoo ntawm lub thawv los ntawm kev tawg vim qhov tsawg ntawm folding tsis kam, tus naj npawb ntawm folding ntawm daim ntawv los ntawm lub hauv paus yuav tsum ntau tshaj 50 zaug.
(4) Cov ntaub ntawv ntawm lub zog. Lub zog ntawm lub hauv paus ntawv yog txiav txim siab raws li tus neeg mob lub siab qhov yuav tsum tau ua rau lub thawv ntawv corrugated siv thiab cov txheej txheem ntawm cov thooj zus. Yog tias lub zog ntawm lub thawv ntim ntawm lub thawv ntim txog 1500N, los ntawm kev ntsuam xyuas thiab kev muab xam, yog cov ntawv luam tawm ntawv muag, nws yuav tsum ua kom siab zog A qhab nia, tus nqi muaj nqis yog 120g / m2, thiab lub nplhaib siab qhov Performance index tshaj li 7N · m / g; Los yog cov ntawv luam tawm pre-printed, lub hauv paus ntawv yuav tsum yog theem siab ntawm qib A, tus nqi ntawm 110g / m2, thiab lub nplhaib siab qhov Performance index ntau dua 6N · m / g.
Kev xaiv ntawm lub hauv paus ntawm lub hauv paus ntawv yog qhov nyuaj thiab yuav tsum tau txiav txim siab tom qab kev ntsuam xyuas, kev xam thiab kev sim ua raws li cov tshuab txuas. Thaum nws txiav txim siab, cov ntaub ntawv yuav tsum tsis txhob hloov rau lub hom ntawv ntawm lub thawv, thiab cov ntaub ntawv ntawm lub zog uas tau hais tseg yuav tsum raug xaiv rau kev tsim khoom.
3. Thawj daim ntawv quab yuam kev hloov
Daim tseem ntawv yuav tsum tau muab kho raws li qhov ntev ntawm qhov kev sib txuas ntawm corrugated board thiab kev siv. Thaum lub rooj zaum corrugated yog khoov rau hauv kev coj ntawm ib txoj hauv kev ntawm daim ntawv ntev, qhov nro ntawm lub hauv paus ntawv yuav tsum tau tso tawm. Cov ntawv tseem ceeb ntawm cov tub ntxhais kawm thiab cov kev nruj nruj yog txawv. Tus thawj daim ntawv quab yuam parameter yuav tsum raug txo ntawm qhov tseem ceeb kom tsis txhob muaj cov ntawv tawm los ntawm kev rhuav tshem. Yog thawj daim ntawv quab yuam loj heev, nws yuav ua rau muaj teeb meem zoo xws li daim ntawv tawg, qhov ntev ntawm daim ntawv thom khwm ntawm corrugated cardboard, thiab kev hloov tsis tau zoo. Ntawm qhov tsis sib haum, nws yuav ua rau ua npuas thiab ua kom sov ntawm corrugated cardboard.
4 qhov sib npaug ntawm lub kaum npav
Qhov kub ntawm lub raj pob txhuam yuav tsum ncav siab tshaj 100 ° C, thiab qhov kub ntawm cov pa kub kub yuav tsum ncav cuag 150 ° C. Lub hauv paus ntawm lub kaum npoo ntawm qhov preheating yog proportional rau thaj chaw sib tham ntawm daim ntawv los ntawm lub hauv paus yob thiab cov txheej txheem ntawm lub hauv paus ntawv. Thaum cov txheej txheem ntau lawm, lub kaum npav ntawm lub qhov rooj tuaj yeem tuaj yeem nce lossis tsawg dua raws li qhov qis qis ntawm lub rooj sib tham ntawm corrugated. Piv txwv, thaum tib qho khoom plig corrugated thiab cov thawv ntawv uas peb corrugated yog khoov rau hauv cov kev taw qhia, qhov zoo ntawm daim ntawv los ntawm lub hauv paus yog khoov, lub kaum ntawm lub hauv paus ntawm lub hauv paus ntawm lub hauv paus pib, thiab lub pob ntawm lub hau ntawm lwm daim ntawv txo.
5. Tshooj ntawv hloov
Txawm hais tias stacking ntawv ntawm tus choj pab kom cov kev tsis haum ntawm lub rooj zaum corrugated, ntau stacking ntawv tuaj yeem ua rau pawg neeg corrugated tshwm rau ntawm lub rooj tsavxwm, khoov thiab lwm yam. Yog li ntawd, nws yog ib qhov tsim nyog los tswj lub nyiaj ntawm cov ntawv xov xwm raws li kev cuam tshuam ntawm lub rooj tsavxwm.
6. Kev tshem tawm plua plav tawm
Thaum ua cov khoom los ntawm peb daim duab, yuav tsum tu kom huv ntawm daim ntawv duab. Cov plua tshauv cov plua plav tawm ntawm cov kab tsim khoom siv yuav tsum raug siv los tshem cov hmoov av los ntawm txhuam thiab qhib lub tshuab nqus tsev kom txo cov luam ntawv zoo los ntawm cov ntaub ntawv sau rau hauv cov ntawv txheej txheem tom ntej.
7. Vapor siab thiab kub phaj tswj
Xyuas kom tseeb tias qhov siab tshaj qhov siab tshaj qhov siab tshaj 7kg, thiab qhov kub ntawm qhov kub platen nce txog 150 ° C ua ntej yuav pib siv ntau lawm. Hauv qhov tseeb, qhov phaj kub yog qhov hloov tshiab raws li kev faib daim ntawv cog lus ntawm lub rooj sib tham ntawm corrugated thiab cov tsheb ceev. Thaum cov thawv ntawv uas yog corrugated yog bent transversely rau ntawm lub thawv, qhov tom kawg txheej kub xovxwm plates yuav tsum tau tsa kom pom tseeb tias qhov kub thiab txias ntawm lub npov kub kub yog txo qis dua hauv qab qhov khoom ntawm gelatinization. Thaum ua cov thev duab nrog corrugated cardboard nrog ib qhov ntev ntawm 600 mm, lub tshuab ceev yuav tsum tau txo 30% mus rau 40%, thiab ib txheej kub-pressing phaj vapor siab yuav tsum raug kaw lossis tsa, thiab cov kub platen yuav tsum tsa kom dissipate tshav kub.
Rau cov ntawv sau ua ntej, yuav kom ua tiav cov teeb meem zoo ntawm 150 ° C, cov ntawv luam ua ntej yuav tsum ua rau cov vov-kub kub. Thaum cov ntawv sau ua ntej pom muaj cov lej thiab kua roj vanish ntawm qhov kub siab no, cov cua sov yuav tsum tau siv. Lub platen kub tau qis rau 130 ° C kom rov ua dua tshiab.
8. Raws li qhov loj ntawm corrugated board
Cov duab tha xim tsawg dua yuav tsum tsis txhob ua kom tiav tom qab uas muaj cov thawv loj dua. Yog tias peb lub Hoobkas tsim cov thooj li thawv ntawv uas muaj 1060mm, yog tias cov thawv ntawv uas muaj me me ntev ntev (xws li tsawg tshaj 600 hli) hloov tam sim ntawd, qhov kub kub ntawm lub siab kub xovxwm tsis tuaj yeem txo tus nqi vim luv luv lub sij hawm tom qab kaw. Ua rau corrugated cardboard mus rau undergo siab heev deformation. Yog li ntawd, cov khoom ntawm corrugated cardboard nrog ib tug longitudinal dimension ntawm tsawg tshaj 600 mm yuav tsum tau teem rau thawj zaug ntawm ib hnub.
Cov ntawv thaij plawv loj dua yuav tsum tsis txhob ua kom sai tom qab uas muaj cov thawv rau me me. Qhov no yog vim hais tias qhov zus ntawm corrugated cardboard ntawm loj me me yog nqa tawm ntawm qis ceev thiab tsawg kub. Thaum cov khoom loj ntawm corrugated loj dua tam sim ntawd hloov, qhov kub ntawm qhov kub xovxwm kub tsis tuaj yeem sai sai rau qhov kub thiab txias, thiab cov gelatinization tsis txaus, thiab cov dej noo tsis txaus. Qeeb poob qeeb yuav ua rau cov duab los qhia thiab qhov corrugation yog tsis nyuaj. Yog li, nws yuav tsum tau ua tom qab lub kub platen kub txog qhov txheej txheem.
9. Cov kev cai tswjhwm siab
Thawj yog qhov kev hloov siab ntawm lub qaum thiab qis corrugating rolls thiab lub siab yob, uas ncaj qha rau cov nyhuv corrugating. Yog tias lub siab loj dhau lawm, yuav muaj qhov tshwm sim ntawm smashing lossis crushing thaum cov ntawv sau corrugated; yog tias qhov siab tsis sib haum, lub rooj tsav khoom corrugated yuav tsis sib npaug thiab tsis sib npaug; Yog tias qhov siab me me heev, qhov yuav ua rau corrugated yuav tsis zoo.
Ua raws li kev hloov ntawm cov kua nplaum uas tsis pom tseeb. Qhov sib txawv ntawm qhov sib txawv yog inversely proportional rau lub siab. Qhov sib txawv ntawm qhov sib txawv me me, uas yog, qhov siab yog loj heev, qhov tawv tawv ntawm daim ntawv pov tseg yog qis, qhov siab ntawm daim ntawv qis qis dua, thiab lub zog ntawm cov ntawv thom khwm tsis muaj zog. Yog hais tias lub siab loj dhau lawm, lub siab me me heev, uas cuam tshuam rau qhov adhesion ntawm cov ntawv qhia. , uas ua rau neeg pluag adhesion. Thaum ua tau ib qho kev sib tham nrog corrugated, cov kua nplaum qhov txawv yog 3.2 ~ 3.6mm; thaum tsim tau peb lub rooj sib tham ntawm corrugated, tus corrugated board pawg gluing ntxi nqi yog 2.6 hli, qhov peb corrugated board gluing ntxoov nqi yog 2.2 hli, cov menyuam rubber thiab cov kev sib tshuam sab nraud Cov sib txawv qhov nruab nrab ntawm lawv yuav tsum tau guaranteed yuav 3.0 hli.
10. Kev tswj ceev
Kev ceev ntawm lub tsheb muaj kev cuam tshuam rau ntawm qhov kev sib tsoo ntawm lub rooj sib tham ntawm corrugated. Nyob rau hauv qhov chaw uas tus vapor siab txog 7kg thiab kub phaj kub yog li 150 ° C, thaum lub qhov ntev ntawm qhov kev teeb tsa ntawm corrugated board yog ntau tshaj 600 hli, qhov ceev yuav tsum tau tswj txog 140 ~ 160m / min; Thaum lub qhov ntev ntawm qhov ntev yog qhov tsawg tshaj 600 mm, lub tsheb ceev yuav tsum tau tswj kom tau 90-100 m / min.
11. Sab hauv huv ntawm lub phaj siab
Thaum daim ntaub ntawv, lub plua plav lossis cov teeb meem ntawm cov kua nplaum adheres rau ntawm lub phaj kub lossis lub nplaum ntawm daim ntaub nplaum, khawb thiab cov hnab tawv me yuav tshwm sim ntawm cov thawv ntawv corrugated. Nyob rau lub sij hawm no, nws yog ib qhov tsim nyog yuav tsum tsis txhob tu, los yog cov txheej txheem luam ntawv tom qab nws yog qhov teeb meem uas tsis zoo.
12. Kev xaav
Tib cov duab los yog corrugated thiab cov thawv rau khoom kom sov corrugated yuav tsum zoo thiab meej. Daim nplooj ntawv ntawm ib daim duab qis qis tau muab tso rau ntawm sab xub ntiag thiab sab nraud. Yuav tsum siv 500 nplooj ntawv ntawm peb daim duab coj los siv. Thaum lub qhov cub tawg yog ntau tshaj 1% ntawm qhov dav ntawm daim duab, 20 nplooj ntawv ntawm nplooj ntawv thiab nplooj ntawv rov qab muab tso rau ntawm txhua lub rooj sib tham kom tsis txhob muaj lub Rooj Tswjhwm Saib los ntawm khoov thiab deform thaum khaws cia.