Cov txheej txheem thiab cov khoom siv sealing

Cov txheej txheem thiab cov khoom siv sealing

Sealing txhais tau hais tias ntau yam txheej txheem sealing ua tom qab ntim khoom lag luam wholesale baklava ntim thawv cov khoom nrog cov ntaub ntawv ntim khoom lossis cov thawv ntim khoom kom ntseeg tau tias cov ntsiab lus tseem nyob hauv pob thiab zam kev ua qias tuaj thaum lub sijhawm ncig, kev thauj mus los, kev khaws cia thiab kev muag khoom. Nws muaj lub ntsiab lus dav thiab tseem hu ua kev sib khi, kev sib khi, lossis kev sib khi. Tom qab ua tiav cov khoom ntim khoomlag luam wholesale baklava ntim thawvHauv lub thawv, lub tshuab uas kaw lub thawv hu ua cov khoom siv kaw. Cov thawv ntim khoom sib txawv muaj cov txheej txheem kaw sib txawv, thiab cov hom kev kaw thiab cov khoom siv kaw tau sib txawv. Muaj ntau hom kev kaw, cov ntaub ntawv thiab cov khoom siv siv hauv cov txheej txheem kaw thiab ntim khoom. uas tau muab faib ua cov hom hauv qab no raws li qhov muaj lossis tsis muaj cov ntaub ntawv kaw thiab cov txheej txheem kaw sib txawv.

(1)Tsis muaj cov khoom siv sealing, muaj cov khoom siv kub-nias sealing, vuam sealing, embossed sealing, folding sealing thiab plug-in sealing.

(2)Muaj cov ntaub ntawv sealing, suav nrog dov sealing, crimping sealing, siab sealing thiab twist sealing.

(3)Muaj cov khoom siv sib khi ua ke. Hom kev sib khi no suav nrog kev sib khi ligation thiab kev kaw daim kab xev.

Hauv lub neej txhua hnub, cov khoom siv kaw no tuaj yeem pom txhua qhov chaw, xws li cov fwj iav npias, dej qab zib thiab lwm yam dej haus uas muaj pa roj carbon. Lawv feem ntau yog cov khoom siv kaw siab, uas feem ntau hu ua cov tshuab kaw. Cov dej haus hauv lub raj mis thiab cov khoom siv tshuaj feem ntau raug kaw los ntawm kev kaw ntsia hlau, thiab feem ntau hu ua cov tshuab kaw. Cov khoom noj hauv cov thawv tinplate raug kaw los ntawm kev kaw thiab kaw, uas feem ntau hu ua lub tshuab kaw. Kuv yuav tsis teev lawv ib qho zuj zus. Lawv txhua tus koom nrog pawg khoom siv ntim khoom.

 

1. Cov Haujlwm thiab hom nplaum

Txoj kev siv cov nplaum los kaw cov khoom ntim khoom hu ua cov txheej txheem nplaum. Nws qhov zoo yog cov txheej txheem yooj yim, muaj txiaj ntsig zoo, muaj zog sib txuas siab, faib kev ntxhov siab sib npaug, kaw zoo, hloov tau yooj yim, thiab ua kom sov thiab rwb thaiv tsev zoo dua. Nws siv dav hauv kev lag luam ntim khoom rau kev sib txuas ntau yam khoom xws li ntawv, ntaub, ntoo, yas, thiab hlau. Nws ua lub luag haujlwm tseem ceeb hauv cov txheej txheem ntawm kev kaw, kev tsim cov khoom sib xyaw, kev kaw lub thawv, kev rho tawm, thiab kev sau npe.

Muaj ntau hom nplaum uas muaj cov khoom xyaw nyuaj, thiab ntau yam khoom siv ntuj thiab khoom siv hluavtaws siv tau ua nplaum. Raws li qhov xwm txheej ntawm cov khoom siv hauv paus ntawm cov nplaum, nws tuaj yeem muab faib ua cov nplaum inorganic thiab cov nplaum organic; raws li daim ntawv lub cev ntawm cov nplaum, nws tuaj yeem muab faib ua peb pawg: hom dej-soluble, hom solvent thiab hom kub-yaj; raws li seb cov nplaum puas tau cua sov thaum ua haujlwm, nws raug muab faib ua kua nplaum txias thiab kua nplaum kub yaj.

2. Kev sib txuas kua nplaum txias tsis tas yuav ua kom sov thiab ua tiav ntawm qhov kub thiab txias hauv chav.

Muaj cov nplaum uas yaj tau hauv dej thiab cov nplaum uas yaj tau hauv cov kuab tshuaj. Cov nplaum uas yaj tau hauv cov kuab tshuaj tsuas yog siv rau kev sib txuas 120-degree uas tsis siv cov tshuab sib xyaw dej vim muaj kev txwv rau hom tsiaj, kev nyab xeeb, kev tiv thaiv ib puag ncig, thiab kev nyab xeeb ntawm kev tsim khoom. Hauv cov ntaub ntawv ntawm cov nplaum, cov nplaum uas yaj tau hauv dej feem ntau yog siv rau hauv kev tsim khoom. Dongji hom Xinheli tau siv ntev tshaj plaws hauv kev ntim khoom thiab muaj cov koob tshuaj loj tshaj plaws. Nws qhov zoo yog kev ua haujlwm yooj yim, tus nqi qis kev nyab xeeb thiab lub zog sib txuas siab. Nws tuaj yeem muab faib ua ob pawg: cov nplaum uas yaj tau hauv dej ntuj thiab cov nplaum uas yaj tau hauv dej tsim. Nws yog cov nplaum uas siv hauv dej ntuj nrog kev txuag hluav taws xob tsawg thiab lub zog siab. Fu hom ceeb toom. Lub hom phiaj tseem ceeb yog kaw cov thawv ntawv thiab ntawv. Nws yog ua los ntawm cov raj ntawv hmoov ruaj khov thiab cov hnab ntawv. Nws yog ua los ntawm hmoov nplej nyoos lossis zaub. Hauv cov txheej txheem tsim khoom ntawm Wabo cardboard, tsis txhob siv hmoov txhuv nplej siab. Cov nplaum. Nws qhov zoo yog tias nws yooj yim los tsim thiab lo rau cov kaus poom hlau, tuaj yeem sib txuas ntawv zoo, thiab muaj kev tiv thaiv cua sov zoo. Qhov tsis zoo yog tias qhov sib txawv ntawm kev sib txuas me me.

Kev nplaum tsis zoo rau cov yas thiab cov txheej txheej, tsis tiv taus dej. Cov khoom siv sib xyaw ntawm cov khoom siv thiab cov txheej tua, xws li cov kua nplaum tsiaj, tuaj yeem siv ua cov khoom tseem ceeb ntawm cov khoom sib xyaw rov ua dua ntawm daim kab xev kaw, thiab ua cov nplaum ntawm daim kab xev kaw: xws li cov kua nplaum qhuav, nws feem ntau yog siv ua daim ntawv nplaum rau lub raj mis npias. Cov nplaum daim ntawv lo, vim tias nws tuaj yeem ua tau raws li qhov dej txias uas xav tau rau cov hnab ntawv lo lub raj mis npias, thiab tuaj yeem ntxuav nrog dej alkaline tom qab lub raj mis rov ua dua tshiab. Nws kuj tseem siv tau los ua cov tshuaj sib xyaw siv rau Daizhi ntawv ci thiab cov khoom sib xyaw ntuj, xws li cov roj hmab ntuj emulsion, uas yog cov roj hmab dawb emulsion rho tawm los ntawm cov ntoo roj hmab, feem ntau yog siv hauv kev ntim khoom ua cov khoom tseem ceeb ntawm cov nplaum rau polyethylene thiab cov ntawv sib xyaw hauv cov qauv hnab ntau txheej. Nws tuaj yeem kaw nws tus kheej los ntawm kev nias, yog li nws feem ntau siv rau cov khoom qab zib nws tus kheej. Cov nplaum rau kev qhwv, lub thawv sealing siab thiab lub hnab ntawv sealing siab.

Cov nplaum hluavtaws uas yaj tau hauv dej.

Feem ntau ntawm cov nplaum no yog cov resin emulsions, tshwj xeeb tshaj yog polyvinyl acetate emulsion-ruaj khov ntawm cov vinyl acid particles hauv dej. Hom nplaum no feem ntau siv rau hauvlag luam wholesale baklava ntim thawv, xws li rau kev tsim, kaw lossis sau npe rau cov thawv, cov thawv, cov raj, cov hnab thiab cov fwj. Vim nws cov khoom zoo heev, nws tau hloov cov nplaum ntuj feem ntau.

Cov txheej txheem sib txuas kua nplaum txias

Cov txheej txheem sib txuas ntawm cov kua nplaum txias tuaj yeem ua haujlwm tes lossis nrog cov khoom siv txheej. Cov txheej txheem ua haujlwm sib txuas tseem ceeb yog: txheej, nias thiab kho (volatilization). Kev kho yog cov txheej txheem uas cov dej lossis cov kuab tshuaj organic uas yaj cov kua nplaum txias ua pa kom txog thaum cov kua nplaum nws tus kheej khov. Tom qab cov kua nplaum raug siv rau ntawm cov nplaum, nws yuav tsum nyob hauv lub xeev sib txuas ntev kom txog thaum nws khov. Siv txhuam lossis rab phom tsuag thaum siv tes. Thaum txheej cov khoom siv kho tshuab, muaj kwv yees li peb txoj hauv kev ua haujlwm: D txoj kev txheej roller. cov kua nplaum txias hauv lub thawv yog kis los ntawm cov menyuam tig. Muaj ob txoj hauv kev los kho qhov tuab ntawm cov kua nplaum: thaum lub menyuam du cylindrical, nws tuaj yeem hloov kho los ntawm qhov sib txawv ntawm lub log nto thiab lub scraper; thaum lub roller nto muaj grooves, nws nyob ntawm qhov tob ntawm groove. Txoj kev txheej roller tuaj yeem siv cov kua nplaum ntawm chav tsev kub. Cov qauv khoom siv yog qhov yooj yim thiab siv dav hauv cov tshuab nplaum thawv. Vim tias nws tuaj yeem thov cov kua nplaum rau cov quav ntawm lub thawv, lub thawv tuaj yeem kaw tag nrho txawm tias cov ntsiab lus nyob hauv daim ntawv hmoov. Txawm li cas los xij, cov khoom siv yuav tsum tau ntxuav txhua hnub, thiab qhov poob ntawm cov nplaum loj heev; yog tias siv cov kev daws teeb meem organic, cov teeb meem kev tiv thaiv ib puag ncig yuav tsum tau txiav txim siab.

3. Txoj kev txheej txheej nozzle. Muaj ob txoj hauv kev los txau kua nplaum nrog lub nozzle.

Txoj kev muab cov nplaum rau lub nozzle tuaj yeem yog lub tank siab lossis lub twj tso kua nplaum. Thaum txau cov nplaum tsis sib cuag, muaj qee qhov deb ntawm lub nozzle thiab cov khoom uas yuav tsum tau lo, thiab feem ntau siv lub twj tso kua nplaum siab nrog lub siab txau siab dua. Tsis tas li ntawd, los ntawm qhov kev saib xyuas, rau

Rau cov ntaub ntawv xws li corrugated cardboard qhov twg ntawvlag luam wholesale baklava ntim thawvCov khoom seem feem ntau yuav sib sau ua ke ntawm lub nozzle, txoj kev tsis sib cuag yog qhov tsim nyog dua. Piv nrog rau txoj kev txheej txheej roller, qhov kev taw qhia txheej txheej tsis sib cuag tuaj yeem hloov kho tau raws li qhov xav tau, thiab cov khoom siv tsis tas yuav ntxuav txhua hnub; txawm li cas los xij, txij li thaum cov kua nplaum raug txau los ntawm lub nozzle me me, muaj teeb meem uas cov kua nplaum yuav qhuav thiab thaiv lub nozzle. Vim li no, qee qhov kev ntsuas yuav tsum tau ua. Kev ntsuas suav nrog kev tso lub nozzle rau hauv qhov chaw noo noo lossis tshuab cov dej noo mus rau qhov kawg ntawm lub nozzle thaum cov kab sib dhos nres. Tsis tas li ntawd, qee cov nplaum yuav ua rau cov hlau nozzles xeb sai dua, uas yuav tsum tau xav txog thaum xaiv lawv.

Ib txoj kev siv kua nplaum uas muaj kua qaub. Tsis muaj qhov sib txawv ntau hauv cov khoom sib xyaw ntawm cov tshuaj tsuag nplaum thiab cov tshuab nplaum nozzle. Qhov sib txawv yog tias kev nplaum qhuav ua rau cov kua nplaum txias kis mus rau hauv ib daim duab kab, thaum kev nplaum tsuag ua rau cov kua nplaum txias kis mus rau hauv ib daim duab pos huab, Qhov laj thawj yog tias cov txheej txheem xav tau thaj chaw loj. Kev sib txuas zoo tuaj yeem tau txais los ntawm kev siv me me ntawm cov kua nplaum, thiab lub sijhawm lamination tuaj yeem luv dua. Qhov tsis zoo yog tias kab thawj zaug tsis meej. Feem ntau siv rau kev kaw cov thawv corrugated 3. Kev sib txuas nplaum kub yaj

Muaj peb txoj hauv kev los kho qhov siab hauv cov khoom siv ntaub lossis chav ua kom cov kuab tshuaj organic thaum cov khoom siv dov kaw.

Cov nplaum kub yaj yog cov nplaum khov kho raws li cov thermoplastic polymers. Nws cov txheej txheem sib txuas yog: yaj cov nplaum, txheej, nias thiab khov (txias). Cov kua txheej yog cua sov thiab yaj cov kua nplaum, thiab khov yog cov txheej txheem ntawm kev txias cov kua nplaum yaj. txawv ntawm txias

Cov kua nplaum yuav yaj. Vim tias lub sijhawm txias luv dua li lub sijhawm evaporation, nws tuaj yeem hloov kho rau qhov ceev ntawm cov kab ntau lawm ntawm cov khoom ntim tsis siv neeg. Nws yog ib qho nplaum tseem ceeb heev hauv cov khoom ntim tam sim no. Muaj peb hom nplaum kub yaj uas siv ntau tshaj plaws. Thawj yog ethylene-vinyl acetate copolymer (EVA), uas tuaj yeem ua ke nrog quav ciab thiab tackifying resin los ua cov nplaum uas muaj txiaj ntsig zoo dua. Lub luag haujlwm ntawm quav ciab yog los txo qhov viscosity thiab tswj qhov ceev kho, kev ywj pheej thiab kev tiv thaiv cua sov ntawm cov nplaum, lub luag haujlwm ntawm tackifying resin yog los tswj qhov viscosity thiab kev nplaum. Hom thib ob yog cov nplaum kub yaj uas ua los ntawm polyethylene qis molecular, uas siv dav rau kev sib txuas ntawv, xws li kev kaw lub thawv thiab kev kaw lub hnab. Hom thib peb ntawm cov nplaum uas ua los ntawm amorphous polypropylene yog siv rau laminating ntawv los tsim cov ntaub ntawv ntim khoom uas tiv taus dej lossis ob txheej kev ntim khoom thauj.

Ntxiv mus, muaj qee cov nplaum kub yaj uas ua tau raws li lwm yam lub hom phiaj tshwj xeeb. Txawm hais tias lawv yog hom nplaum kub yaj dab tsi los xij, lawv txhua tus muaj ib qho zoo sib xws, uas yog, lawv tuaj yeem sib txuas los ntawm kev txias xwb. Txawm li cas los xij, vim tias lawv kho sai heev, kev sib txuas tsis zoo feem ntau tshwm sim qhov twg cov kub yaj khov kho yam tsis tau kov cov khoom ntub dej, thiab lawv lub zog txo qis sai sai thaum qhov kub nce. Yog tias tsim kom zoo, lawv tuaj yeem haum rau feem ntaulag luam wholesale baklava ntim thawvdaim ntawv thov., tab sis tsis haum rau kev ua haujlwm kub heev lossis ntim khoom rau ci.

Txoj kev nplaum D roller. Txoj kev no yooj yim, tab sis qhov cuam tshuam tag nrho tsis zoo.

Txoj kev txheej nozzle.

Cov kua nplaum kub yaj muab tso rau hauv lub raj khaws kua nplaum 6, thiab lub raj khaws kua nplaum txuas nrog lub nozzle txheej kua nplaum 7; lub thawv corrugated 10 raug xa mus rau qhov chaw txheej kua nplaum los ntawm txoj siv conveyor 9, thiab lub nozzle txau cov kua nplaum siab los ua cov kua nplaum rau ntawm daim thawv. Cov txheej kua nplaum 8 raug tais, nias thiab txias kom ua tiav qhov kev sib txuas. Vim tias lub nozzle tsis sib cuag nrog lub thawv thiab cov kua nplaum raug txau tawm hauv qab qhov siab, qhov ceev ntawm txheej yog ceev thiab sib npaug. Ntawm ntau txoj kev sib txuas, nws yog qhov siv dav tshaj plaws.

Txoj kev txheej kua nplaum tiaj tus.

Cov kua nplaum uas yaj kub lawm khaws cia rau hauv lub thawv cia kua nplaum 11. Lub thawv ntawv uas muaj kua nplaum 13 nyob rau hauv qab thiab muab tso rau ntawm lub phaj tiaj uas muaj kua nplaum 12. Lub phaj tiaj uas muaj kua nplaum txav mus rau saum thiab nqis, nqa lub thawv ntawv dawb paug rau hauv lub thawv cia thaum nws nqis los. Cov kua nplaum raug siv rau hauv lub thawv ntawv nplaum, thiab tom qab ntawd nce mus rau saum toj los ntawm kev tais, nias thiab txias kom ua tiav qhov kev sib txuas. Lub phaj tiaj uas muaj kua nplaum raug kos nrog cov qhov khoob uas tsim nyog rau cov khoom uas muaj kua nplaum ntawm lub thawv ntawv dawb paug, yog li txhua qhov chaw uas muaj kua nplaum tuaj yeem raug txheej ib zaug, yog li txhim kho kev ua haujlwm. Txoj kev no feem ntau yog siv rau kev nplaum cov thawv ntawv.