A, lub vijtsam ncig lub tshuab luam ntawv
Lub tshuab luam ntawv tshuaj ntsuam feem ntau yog tsim los ntawm plaub ntu: ntaub ntaub pub mis, tshuab luam ntawv lub taub hau, tshuab ziab khaub ncaws thiab tso ntaub tso. Tam sim no, feem ntau muaj yim xim, 12 xim, 16 xim thiab 24 xim tshuab luam ntawv. Feem ntau muaj ob hom tshuab luam ntawv, xws li 640mm thiab 904mm. Ntawm lawv, 640mm paj rov qab tshuaj ntsuam tshuab luam ntawv yog qhov feem ntau. Hloov lub tshuab luam ntawv tau yooj yim ua haujlwm, siv zog me me, tso zis ntau, haum rau ntau yam ntaub ntaub luam ntawv, tib lub sijhawm nws tsim nyog rau ntau yam ntawm cov pawg me me ntawm cov ntaub luam ntawv.
1, rau hauv daim ntaub
Hloov lub tshuab luam ntawv hloov mus rau hauv daim ntaub ntaus ntawv muaj daim ntaub tsheb rau hauv daim ntaub thiab ntaub yob rau hauv daim ntaub ob yam. Thaum daim ntaub yob rau hauv daim ntaub, tuaj yeem ua viav vias hom cov ntaub qhwv cov menyuam siab rau ntawm daim ntaub yob, tso siab rau cov ntaub qhwv cov menyuam sib hloov mus rau daim ntaub rau hauv cov tshuab luam ntawv. Cov ntaub yog pub nrog cov roj hmab khiav uas ua haujlwm ncig ua kom tiav cov ntawv luam tawm. Txoj kev taug no yog thawj txheej nrog txheej tuab ntawm cov thermoplastic cob los ntawm cov roj hmab pub rau cov menyuam, uas tso cai rau cov ntaub kom ua raws ncaj. Lub rhaub hluav taws xob infrared tau teeb tsa nyob ib sab ntawm cov roj hmab pub rau cov menyuam kom sov cov tshuaj ntawm txoj kab. Cov thermoplastic tuaj yeem siv rau 200,000 txog 1,000,000 meters ntawm cov ntaub ib lub sijhawm. Yog tias viscosity pom tias tsis zoo, ib txheej tuaj yeem rov ua dua.
2, Luam ntawv ntaus ntawv
Hloov cov cuab yeej luam ntawv suav nrog puag ncig nqa, scraper, muab cov khoom siv pulp, thiab lwm yam.
(1) Hloov net
Round net yog lub tshuab luam ntawv paj phaj. Nws yog ua los ntawm cov hlau npib tsib xee, tseem hu ua npib tsib xee mesh, nrog hexagonal mesh qhov. Nws tau teeb tsa ntawm ob qho kawg nrog lub qhov kom tiv thaiv kom tsis txhob deformation ntawm lub vijtsam thaum luam ntawv, uas cuam tshuam rau qhov raug ntawm cov paj thiab tuaj yeem tiv taus qhov siab ntawm cov tshuaj txhuam thiab txhuam hauv lub sijhawm luam ntawv. Txhawm rau txhawm rau txhim kho qhov kev ywj pheej ntawm lub vijtsam thiab txo qhov siab, lub vijtsam yuav tsum tau teeb tsa tawm ntawm kab nruab nrab ntawm cov khoom txhawb nqa, feem ntau kwv yees li 16mm tawm. Txhua tus tuav lub vijtsam muaj lub cuab yeej nyeem ntawv los qhia lub zog ntawm tus txhuam hauv txhua qhov kev taw qhia.
(2) Squeegee
Lub tshuab ntxhua khaub ncaws ntawm lub tshuab luam ntawv ncig tau teeb tsa ntawm lub thav duab thav duab ntawm kab kab nruab nrab ntawm lub vijtsam ncig. Cov thav duab scraper tau nruab nrog ob lub scrapers thiab cov raj loj. Scraper system siv chrome, molybdenum, vanadium, steel hlau tsim, nrog qhov me me coefficient ntawm kev sib txhuam thiab tuaj yeem ua raws li qhov xav tau ntawm lub kaum ntse ntse. Thaum luam ntawv, rab riam lub qhov ncauj ntawm lub scraper thiab sab hauv lub voj voog ntawm qhov sib tw net tangent, scraper rau xim muab tshuaj txhuam kom ua rau lub siab ua lub hauv paus, scraping ua qhov sib xyaw ua ke.
Lub siab thiab txoj haujlwm ntawm lub tshuab ntxhua khaub ncaws ntawm lub tshuab luam ntawv tuaj yeem hloov kho kom hloov pauv mus rau ntau yam qauv thiab ntau yam tuab thiab nyias xim muab ntaub npuag luam tawm.
(3) Luam ntawv ntaus ntawv
Lub tshuab luam ntawv ncig lub tshuab tau txais nrog cov khoom lag luam. Txhua lub vijtsam tau nruab nrog cov txheej txheem pub mis. Thaum muab cov xim muab tshuaj txhuam, ib kawg ntawm lub raj yas ntawm lub tshuab tau teeb tsa rau ntawm cov hlau muab tso rau hauv lub raj, thaum lwm qhov kawg ntawm lub qhov dej sab nraum lub tshuab tau ntxig rau hauv cov xim muab tshuaj rau hauv lub thoob thiab pub rau hauv cov kab ncig nrog lub twj tso kua mis. , thiab qhov siab ntawm cov xim muab tshuaj ua kua tau tswj los ntawm cov electrode.
3, Kom qhuav thiab ntaub muab ntaub so
Hloov lub tshuab luam ntawv ib puag ncig txais cua txias kom qhuav. Tom qab luam tawm, sab nrauv tau sib cais los ntawm txoj hlua roj hmab thiab tau xa mus rau qhov chaw qhuav, uas tau muab xoob rau ntawm cov xov paj polyester thiab daim ntaub tau qhuav los ntawm cua kub. Tawm ntawm daim ntaub los ntawm hluav taws xob viav vias txav mus rau hauv daim ntaub tsheb.
4, Qhov zoo thiab qhov tsis zoo ntawm lub tshuab luam ntawv ncig
Hloov lub tshuab luam ntawv puag ncig muaj qhov zoo ntawm kev siv zog tsawg, ua kom muaj txiaj ntsig zoo thiab muaj zog yoog raws cov ntaub. Haum rau cov tshuaj fiber ntau cov ntaub, knitted ntaub, lub teeb ntaub luam ntawv. Nws tuaj yeem tau txais cov txiaj ntsig ntawm cov qauv zoo nkauj thiab xim ci, thiab tuaj yeem zam qhov tsis xws luag ntawm kev hloov xim. Txawm li cas los xij, vim yog qhov txwv ntawm cov qauv mesh ncig, cov txiaj ntsig tseem tsis tau txaus siab heev thaum luam cov kab zoo.
Qhov thib ob, kev npaj ntawm cov kab ncig
1, Txheej txheem ntawm kev ua net
Hloov raj tub ntxhais pwm --- tooj liab plating --- polishing ---- dov taw --- polishing ---- chrome plating ---- embedded insulator ---- cua sov ---- hardening ---- polishing ---- tu --- demoulding --- npib tsib xee net sib sau
2 、 Lub luag haujlwm ntawm txhua txoj haujlwm tseem ceeb
① Cov tooj liab plating tuaj yeem ua rau cov tub ntxhais tuaj yeem ua tau raws li qhov yuav tsum tau ua ib puag ncig ntawm cov ntxaij vab tshaus, thiab vim tias qhov muag zoo nkauj ntawm tooj liab hlau tau yooj yim rau yob lub ntsiab lus.
Point Dov taw tes yog txhawm rau nthuav tawm qhov tshwj xeeb ntxaij ntawm cov tooj liab plated core pwm.
Om Chromium plating Vim tias tsis muaj kev sib raug zoo ntawm chromium thiab npib tsib xee, yog li cov npib tsib xee mesh tuaj yeem tshem tawm tau yooj yim ntawm cov pwm tom qab tsim.
Cov rwb thaiv tsev tau ntim rau hauv thaj tsam mesh kom tsis muaj qhov rub tawm tam sim thaum plating: qhov tsis suav nrog yog plated nrog cov hlau npib tsib xee los tsim cov npib tsib xee mesh nrog qhov. Nws feem ntau yog ua los ntawm kev sib xyaw epoxy resin 604 nrog epoxy resin catalyst 650 hauv qhov sib npaug. Tom qab txheej, cov rwb thaiv tsev tau ci ntawm 175 ° C rau 7 feeb los kho.
⑤ Nickel plating yog nqa tawm hauv npib tsib xee sulphate thiab npib tsib xee oxide plating tov. Nickel mesh tuab: Tom qab ncav cuag qhov yuav tsum tau ua, cov npib tsib xee mesh tau raug tshem tawm los ntawm cov txheej txheem txheej txheem extrusion.
3, Hloov ua mesh
(1) Hloov cov txheej txheem mesh
Kev tshuaj xyuas thiab npaj cov ntawv dub thiab dawb --- Hloov kev xaiv net ---- Hloov cov ntxhua khaub ncaws ---- ntawm cov duab nplaum --- Qhov muag tsis pom kev --- Kev txhim kho --- Ci --- Ua kom khov tsis khov --- Tshuaj xyuas rau siv
(2) Kev tshuaj xyuas thiab npaj cov ntawv dub thiab dawb
Daim ntawv dub-thiab-dawb tuaj yeem raug ncaj qha rau lub teeb tom qab kev sib cais xim thiab kev piav qhia. Txawm li cas los xij, thaum tus qauv yog 1/2 thiab 1/3 sib koom ua ke, nws raug nquahu kom siv tag nrho cov yeeb yaj kiab zoo. Daim ntawv dub-thiab-dawb yuav tsum tau ua tib zoo tshuaj xyuas ua ntej kis los tiv thaiv qhov tsis xws luag.
(3) Hloov qhov xaiv net
Raws li qhov dav ntawm cov ntaub, hom paj thiab lwm yam los xaiv qhov sib txawv ntawm cov kab sib tw rau kev tsim cov net.
Hloov cov lus qhia tshwj xeeb
Ib puag ncig 480, 640, 913, 1826mm, thiab lwm yam. Qhov dav ua haujlwm yog 1280, 1620, 1850, 2400, 2800, 3200mm, thiab lwm yam. Thiab qhov ntev ntawm cov ntxaij vab tshaus tau suav raws li cov qauv hauv qab no Ntev ntawm cov ntxaij ncig = ua haujlwm dav + 2x59mm (59mm yog tawm ntawm ntug). Feem ntau siv cov ntxaij vab tshaus tam sim no yog 640mm hauv ib puag ncig thiab 1620mm hauv kev ua haujlwm dav.
Mesh specifications
Cov txheej txheem sib txawv ntawm cov ntxaij vab tshaus mesh tau qhia hauv cov lus hauv qab no
Xaiv cov mesh loj raws li
StructureFlower qauv Zoo qauv thiab kab siv loj mesh loj.
② Qhov xwm txheej ntawm daim ntaub Cov ntaub tuab tuab nqus tau ntau cov pulp, yuav tsum xaiv cov naj npawb ntawm cov mesh me. Cov paj rwb uas muaj cov ntxaij me me, cov tshuaj fiber thiab cov ntaub sib xyaw nrog cov ntxaij loj dua.
Nature Qhov xwm txheej ntawm cov xim muab tshuaj txhuam, cov xim muab tshuaj ua kom zoo yog qhov zoo, tuaj yeem xaiv cov naj npawb ntawm cov net loj.
④ Tshuab luam ntawv nrawm Lub nrawm yog nrawm, cov xim muab tshuaj nkag mus rau tus nqi qis, xaiv cov naj npawb ntawm cov net me. Thaum luam ntawv thaj tsam loj (nrog kab ciam teb) xaiv 60 mesh: thaj tsam me me qauv (tsis muaj kab ciam teb) xaiv 80 mesh: cov qauv siv hluav taws xob xaiv 80 mesh zoo dua: kab qauv raws li 100 mesh ntau dua.
Txiav txim siab qhov mesh mesh yuav tsum yog ua ke ntawm ntau yam kev mob, ua ke nrog qhov xwm txheej tsim khoom tiag tiag los xaiv. Ntau yam ntawm cov ntxaij mesh tuaj yeem luam tawm ntawm txoj kab zoo tshaj plaws raws li qhia hauv kab lus.
(4) Hloov kev ntxhua khaub ncaws
Ua ntej lub vijtsam photopolymer yuav tsum tau ntxuav. Muab cov nruas puag ncig tso rau ntawm lub khib tu, ua ntej nrog 60% chromic acid rov ua kom huv, yaug nrog dej, tom qab ntawd 10% dej qab zib tshauv yaug, thiab thaum kawg yaug nrog dej. Vim tias cov yaug tawm los ntawm sab hauv tawm, qhov dej ntws tawm yuav tsum tsis txhob siab dhau. Thaum cov nplaim ntawm cov kab sib tw nthuav tawm cov yeeb yaj kiab dej tsis zoo, nws tuaj yeem tiv thaiv kom tsis txhob qhuav hauv qhov cub kub qis.
(5) Thov photopolymer
Kev daws teeb meem yees duab yog tsim los ntawm photopolymer thiab photosensitiser. Xa mus rau cov lus piav qhia khoom rau tshuaj. Qhov viscosity ntawm kev daws teeb meem duab yog xws li nws tuaj yeem ntws hauv txoj kab ncaj thaum dipped hauv iav pas nrig.
Thaum thov cov kua, muab lub nplhaib huv, cov dej tsis zoo rub lub nplhaib sab nraum lub nplhaib huv huv, hliv 200-300g ntawm cov duab thaij, muab lub thoob huv huv hla lub nplhaib qis, tom qab ntawd tso rau hauv lub nplhaib, thiab kho lub siab roj hmab sab saud. phaj los tuav nws. Tuav lub nplhaib inverted nrog ob txhais tes thiab txav nws los hauv qab mus rau saum toj ntawm qhov sib npaug sib luag (250mm/s), yog li cov duab daws teeb meem yog sib npaug ntawm cov net. Ci ntawm 20 - 25 ° C rau 20 - 25 feeb.
Qhov nrawm ntawm daim ntawv thov yuav tsum tsim nyog, qeeb dhau, kua nplaum ntau dhau, rov qab mus rau sab hauv phab ntsa ntawm lub mesh, ntxuav tawm qhov nyuaj; nrawm heev, zaj duab xis tsis ruaj khov, yooj yim los ua npuas. Cov txheej txheej feem ntau ua tiav hauv qab lub teeb daj.
(6) Raug
Kev nthuav tawm yuav raug teeb tsa nyob rau hauv ib puag ncig puag ncig sab nraum lub tog raj kheej roj hmab ua kom zoo nkauj, thaij duab zoo zaj duab xis nias tawm tsam puag ncig kom pom. Lub sijhawm nthuav tawm nyob ntawm qhov xwm txheej ntawm zaj duab xis, qhov ci ntawm lub teeb, qhov ua tau zoo ntawm cov kua ua kom pom tseeb, qhov tuab ntawm zaj duab xis txheej thiab qhov mesh loj ntawm lub vijtsam. Qhov raug mob yog: chav sov 25 ° C, txheeb ze cov av noo 65%, lub sijhawm raug raws li qhia hauv cov lus hauv qab no.
Lub sijhawm raug yuav tsum raug tswj nruj, txwv tsis pub kis ib feem ntawm lub qhov me me, thiab txawm tias txheej tawm, cuam tshuam qhov zoo ntawm cov kab ncig.
(7) Kev txhim kho
Tom qab kis tau cov kab ncig hauv 18 - 28 ℃ dej tsau 10 - 15 feeb kom tshem tawm qhov tsis pom ntawm ib txheej ntawm cov roj hmab, thiab sab hauv tawm nrog dej txias lossis dej sov yaug. Thaum kawg, nws yog xim tau yooj yim nrog ntsev-raws li violet kom yooj yim tshuaj xyuas qhov tsis xws luag.
(8) Kev tshuaj xyuas thiab ci
Tom qab ua tib zoo tshuaj xyuas thiab kho, cov khoom tau qhuav los ntawm cua kub ntawm 50 ° C thiab ci ntawm 180 ° C rau 2 - 2.5 teev.
(9) Gluing qhov
Cov kab ncig yog nyias heev thiab xav tau tuav ntawm ob sab nrog lub taub hau tsoo kom tswj tau cov duab zoo. Cov ntxaij vab tshaus puag ncig yuav tsum tau cim nrog lub bobbin thiab epoxy cob yuav tsum tau siv los txhim kho lub mesh mus rau lub ntxaiv.
