1. Kev ua cov ntaub ntawv raw: tig cov thoob khib nyiab mus rau hauv fiber ntau pulp
Moulded pulp ntim yog tsim los ntawm ntau yam sib txawv, xws li qab zib bagasse, nplej straw, xyoob, pov tseg cov ntawv xov xwm, thiab cov thawv ntim khoom. Qab Zib bagasse yog ib qho piv txwv zoo ntawm cov khoom siv uas zoo rau kev tsim khoom siab -kawg ntim vim nws muaj qhov ntev fiber ntau thiab lub zog siab. Txhawm rau ua cov khoom siv raw, koj yuav tsum ua cov hauv qab no:
Soj ntsuam thiab crushing: Cov ntaub ntawv raw yog muab tso rau hauv hydraulic pulper tom qab manually los yog mechanically soj ntsuam thiab ntxuav ntawm cov pa phem xws li yas thiab hlau. Lub tshuab no siv ceev ceev- txav dej thiab lub zog ntawm lub impeller los rhuav cov duab los qhia rau hauv cov fibers sib xyaw slurry hauv 5 mus rau 8 feeb. Thaum ua hauj lwm nrog 60kg qhuav pulp board, piv txwv li, nws yog ib qho tseem ceeb kom lub sij hawm soaking ntawm 5 thiab 10 feeb kom cov fibers tag nrho sib cais.
Kev tshuaj xyuas thiab tu: Ib lub sieve yog siv los tshuaj xyuas cov crushed slurry kom tshem tawm cov xuab zeb thiab lwm yam loj uas tsis tau crushed. Qee cov txheej txheem yuav siv cov khoom siv centrifugal purification kom tshem tawm cov pa phem nrog qhov ntom ntom dua thiab ua kom cov slurry cleaner.
Kev sib xyaw thiab kev sib xyaw: Khoom noj khoom haus- qib additives yog ntxiv rau slurry raws li cov khoom xav tau ua haujlwm zoo, suav nrog kev ua dej tsis zoo, tiv taus roj, thiab nplaim taws- tiv taus. Piv txwv li, cov khoom siv dej tsis muaj dej tuaj yeem ua rau cov ntim khoom ruaj khov dua hauv cov av ntub, thiab cov tshuaj tiv thaiv roj yog qhov zoo rau cov khoom noj khoom haus. Yuav kom tau txais qhov zoo tshaj plaws molding nyhuv, slurry concentration yuav tsum nyob nruab nrab ntawm 0.5% thiab 2% tom qab sib tov, thiab pH tus nqi yuav tsum nyob nruab nrab ntawm 4.5 thiab 5.0.
2. Cov txheej txheem ntawm kev sib sau muaj xws li depositing fibers nyob rau hauv peb qhov ntev thiab shaping lawv cov qauv.
Cov kauj ruam tseem ceeb tshaj plaws hauv kev ua cov khoom ntim pulp yog tsim, uas yog thaum cov fibers muab tso rau ntawm pwm qhov chaw los ntawm lub cev adsorption los yog mechanical siab los ua kom cov duab xav tau. Vacuum forming, compressed air forming, thiab grouting forming yog txhua txoj hauv kev los ua qhov no.
Rau lub tshuab nqus tsev, muab lub tshuab nqus hlau mesh pwm rau hauv lub slurry thiab siv lub tshuab nqus tsev nqus tsev nqus cua los ntawm cov pwm kab noj hniav. Qhov no yuav sib npaug sib npaug ntawm cov fibers hauv slurry tshaj qhov saum npoo ntawm cov pwm pwm. Nqa cov pwm mus rau qhov chaw ziab kom qhuav thaum cov txheej fiber ntau yog 2 mus rau 3 hli tuab. Txoj hauv kev no ua haujlwm zoo rau nyias - phab ntsa, siab - cov khoom muaj tseeb xws li cov xov tooj thiab lub mloog pob ntseg.
Yuav ua li cas ua tej yam nrog compressed cua: Nws siv compressed cua los ua lub hwj chim qhov chaw kom ceev lub deposition thiab ziab ntawm fibers ntawm pwm qhov chaw, uas txawv ntawm lub tshuab nqus tsev tsim. Txoj kev no muaj txiaj ntsig zoo dua rau kev ua khoom, tab sis kom tsis txhob muaj qhov sib npaug ntawm fiber ntau, koj yuav tsum tau ceev faj heev txog huab cua siab thiab slurry txaus tus nqi.
Yuav ua li cas pwm nrog grout: Rau cov khoom uas muaj cov duab nyuaj los yog cov qauv txheej txheem (xws li cov khoom noj khoom haus), lub twj tso kua mis ntau xa cov slurry mus rau hauv lub kaw pwm kab noj hniav, thiab cov fibers muab tso rau hauv qhov chaw los ntawm pwm siab thiab lub ntiajteb txawj nqus. Txoj kev no tuaj yeem txiav cov slurry pov tseg, tab sis cov pwm yog kim kim.
3. Shaping thiab kom qhuav: tig ib tug damp billet rau hauv ib tug muaj zog qauv
Cov pob zeb ntub dej tsim muaj ntau cov dej noo hauv nws, txog li 70% txog 80%. Txhawm rau tshem tawm cov dej noo thiab ua kom cov fibers lo zoo dua, nws yuav tsum tau qhuav thiab kub nias. Muaj ob hom kev ziab: ziab hauv pwm thiab ziab sab nraud ntawm pwm.
Thaum siv cov txheej txheem ntub dej, cov ntawv ntub dej yog muab tso ncaj nraim rau hauv cov pwm kub nias, qhov twg nws qhuav thiab zoo li qub nyob rau tib lub sijhawm ntawm qhov kub ntawm 180-220℃thiab lub siab ntawm 0.4-0.6 MPa. Cov thev naus laus zis no feem ntau yog siv rau kev ntim khoom siab -kawg hluav taws xob vim tias nws muaj lub voj voog ntau lawm (kwv yees li 30-50 vib nas this ib daim), lub tiaj tiaj, thiab qhov loj me me. Piv txwv li, lub Lenovo ThinkPad X1 series muaj cov ntaub so ntswg -pwm txheej uas siv cov txheej txheem ntub dej, uas ua rau nws 30% muaj zog dua li txoj kev nias qhuav.
Kev ziab tawm sab nraud (txoj kev ziab qhuav): Cov blanks ntub dej yog qhuav kom cov dej noo ntawm 15% mus rau 20% siv lub tshuab ziab khaub ncaws los yog lub hnub ci zog. Tom qab ntawd, lawv zoo li kub nias. Txoj hauv kev no tsis xav tau ntau yam khoom siv, tab sis cov khoom lag luam shrinkage tus nqi yog qhov tseem ceeb (txog 5% mus rau 10%), yog li nws yog qhov zoo tshaj plaws rau qis - cov khoom kawg xws li qe tais thiab txiv hmab txiv ntoo tais.
4. Tom qab ua tiav: Qhov kawg tweaks los txhim kho qhov tseeb thiab siv tau
Txhawm rau kom paub tseeb tias cov khoom ua tau raws li cov qauv kev ua tau zoo, nws yuav tsum tau mus dhau cov theem xws li txiav, tshuaj xyuas, tshuaj tua kab mob, thiab ntim khoom thaum nws qhuav thiab zoo li tus.
Ntug txiav thiab shaping: Siv lasers los yog tshuab txiav tawm burrs ntawm cov khoom thiab kub nias pwm los kho distortion. Piv txwv li, kev txiav txim siab ntawm siab -kawg lub mloog pob ntseg ntim yuav tsum tau khaws cia nruab nrab ntawm ± 0.1mm kom txo tau qhov sib txawv ntawm qhov sib dhos.
Kev kho deg: luam ntawv, laminating, lossis dyeing raws li xav tau. Dej-raws li tus cwj mem luam ntawv tuaj yeem muab cov qauv zoo nkauj hauv ntau xim, thiab PLA zaj duab xis txheej tuaj yeem ua rau ntim ntau dua rau cov dej noo. Qee cov khoom tseem yuav siv hloov pauv luam ntawv los luam cov logos nyuaj rau ntawm qhov chaw uas tsis txawm tias.
Kev Tswjhwm Zoo: Cov tshuab yog siv los xyuas qhov loj, lub zog, thiab kev huv ntawm cov khoom. Piv txwv li, koj tuaj yeem siv lub tshuab ntsuas compression kom pom tias cov ntim khoom tuaj yeem ua 1.5-meter poob lossis roj chromatography kom pom cov khoom txaus ntshai.
5. Txheej txheem innovation: qhov tseem ceeb uas ua rau kev lag luam zoo dua
Nrog cov thev naus laus zis tshiab, cov txheej txheem ntawm kev ua cov pwm ntim cov ntawv ntim tau ua kom ntse dua thiab ua tau zoo dua:
Kaw lub voj voj voog: Qee lub tuam txhab siv cov dej ntws thiab cov tshuab ua kom cov ntaub so ntswg rov qab los ntxuav cov dej khib nyiab thiab siv dua los ua cov pulp. Qhov no txo qis kev siv dej ntau dua 30%.
Kev tsim pwm digital: Siv CAD / CAM thev naus laus zis los txhim kho cov qauv pwm kom tsawg dua kev sim. Piv txwv li, tam sim no nws tsuas yog siv sijhawm 18 hnub los ua cov pwm ntim rau Huawei Mate 60 Pro tsis yog 45 hnub.
Ntxiv nanocellulose rau ntim tuaj yeem ua rau nws 40% muaj zog dua thiab siv cov khoom siv tsawg dua. Los ntawm cov thev naus laus zis no, Sony lub xyoob fiber ntau ntim ntawm 2025 CES nthuav qhia tuaj yeem tiv taus 120 kPa ntawm siab.
