Viscosity e nepahetseng e tiisa esita le kopo le ho khomarela ka matla, ha ho se lumellane ho lebisa ho sekoli, litšila le litšenyehelo tse eketsehileng.Li-viscometers tse ka hare, joalo ka lisebelisoa tse tsoetseng pele tsa Lonnmeter, li fana ka tlhahlobo le taolo ea nako ea nnete, tse fanang ka melemo e mengata ho feta mekhoa e tloaelehileng ea kantle ho naha joalo ka linoelo tsa efflux.
Tlhaloso ea Sekhomaretsi Viscosity
Glue viscosity e bolela ho hanyetsa ha sekhomaretsi ho phalla, thepa ea bohlokoa e khethollang hore na e sebetsa joang nakong ea ts'ebetso ea ts'ebetso ea indasteri. Likarolo tse peli tsa viscosity unit centipoise (cP) le milliPascal-seconds (mPa·s) li sebelisoa ho totobatsa khohlano ea ka hare ea likhomaretsi.
Sekhomaretsi se tlaase-viscosity se loketse ho roala kapa ho fafatsa ka lebaka la metsi a mangata; sekhomaretsi se nang le viscosity e phahameng se loketse ho tlatsa lekhalo kapa ho kopanya libaka tse sa tšoaneng.
Likhomaretsi tse nang le li-viscosity tse tlaase li phalla habonolo, tse loketseng bakeng sa ho roala kapa ho fafatsa, ha li-glues tse phahameng tsa viscosity li le tse teteaneng, tse loketseng ho tlatsa lekhalo kapa ho kopanya libaka tse sa tšoaneng. Ho li-automation tsa indasteri, tekanyo e nepahetseng ea viscosity ea glue e netefatsa ts'ebeliso e ts'oanang, e ama matla a bond, nako ea ho phekola le boleng ba sehlahisoa. Lintho tse kang mocheso, sekhahla sa ho kuta, le sebopeho sa thepa li susumetsa viscosity, ho etsa hore taolo ea nako ea 'nete ea sekhomaretsi e be ea bohlokoa bakeng sa liphetho tse tšepahalang tsa tlhahiso.
Tšebeliso ea Sekhomaretsi ho Mekhoa e Ikemetseng ea Indasteri
Glue e bapala karolo ea bohlokoa lits'ebetsong tsa indasteri tse ikemetseng ho pholletsa le makala a kang ho paka, likoloi, lisebelisoa tsa elektroniki le tsa kaho. Lits'ebetsong tse ikemetseng, li-adhesive li sebelisoa ka ho fafatsa, ho roala kapa ho tsamaisa likarolo tsa bond ka nepo.
Tekanyo ea viscosity e iketsang e thusa ts'ebeliso e nepahetseng ka ho netefatsa hore likhomaretsi li boloka litšoaneleho tse nepahetseng tsa phallo, ho thibela litaba tse kang ho koala kapa ho ajoa ka tsela e sa lekanang. Ka kakaretso, othomathike e hloka viscosity e tsitsitseng ho fokotsa litšila, ho fokotsa nako, le ho ntlafatsa tlhahiso. Ka hona, hoa hlokahala ho kopanya lisebelisoa tse matla tsa ho lekanya viscosity ho liphaephe kapa litanka bakeng sa ho beha leihlo le taolo e tsoelang pele.
Likhoele tse Tloaelehileng tse Sebelisitsoeng Tlhahisong ea Boiketsetso ba Liindasteri
Likhomaretsi tse fapaneng li sebelisoa ho li-automation tsa indasteri, tse khethiloeng ho latela litlhoko tsa kopo, matla a tlamahano le maemo a tikoloho. Mefuta ea bohlokoa e kenyelletsa:
- Likhomaretsi tse thehiloeng ho starch: Ho tsoa mehloling ea tlhaho joalo ka poone kapa koro, li sebelisoa haholo tlhahisong ea masenke a khateboto ka lebaka la botsoalle ba tsona ba tikoloho, theko e tlase le ho senyeha ha tsona. Li-additives tse kang borax li ntlafatsa viscosity le tack.
- Polyvinyl Acetate (PVA): PVA e thehiloeng metsing, e theko e tlaase, ebile e feto-fetoha le maemo, e sebelisoa ho kopanya pampiri, ho paka le ho etsa lehong, ho fana ka ho khomarela hantle mocheso oa kamore.
- Likhomaretsi tsa Thermoplastic tse sebelisoang mochesong o phahameng, tse loketseng ho paka le ho kopanya sehlahisoa ka lebaka la viscosity e feto-fetohang ka taolo ea mocheso.
- Li-epoxies le Polyurethanes: Likhomaretsi tsa maiketsetso bakeng sa maqhama a matla a phahameng likoloing le sefofaneng, tse fanang ka khanyetso mocheso le lik'hemik'hale empa li hloka taolo e nepahetseng ea viscosity ea sekhomaretsi ka lebaka la kutloisiso ea tsona ho maemo a tikoloho.
- Cyanoacrylates: Likhomaretsi tse phekolang ka potlako bakeng sa likaroloana tse nyane tsa elektroniki, tse hlokang viscosity e tlase bakeng sa ho fana ka nepo.
Likhomaretsi tsena li fapana ka viscosity, tse hlokang lisebelisoa tsa ho lekanya viscosity ho netefatsa ts'ebetso e tsitsitseng lits'ebetsong tse ikemetseng.
Tšebeliso ea Sekhomaretsi sa Starch Tlhahisong ea Khateboto ea Corrugated
Sekhomaretsi sa starch se bohlokoa tlhahisong ea masenke ea khateboto, e kopanyang likarolo tsa pampiri pakeng tsa liner tse bataletseng ho etsa liphutheloana tse matla, tse tšoarellang. Sekhomaretsi se lokisoa ka ho pheha starch metsing a ka bang 90 ° C, ka li-additives tse kang borax kapa sodium hydroxide e fetolang viscosity ea sekhomaretsi bakeng sa ho sebetsa hantle le ho momahana.
Sekhomaretsi sa starch se sebelisoa ho malebela a lekolilo meleng e ikemetseng ea corrugating. Taolo e tsitsitseng le e nepahetseng ea viscosity ea sekhomaretsi e molemo ho bahlahisi ho boloka esita le ho ata le ho khomarela ka matla ntle le litšila tse feteletseng. Boitšoaro ba eona ba pseudoplastic le thixotropic bo hloka tlhahlobo ea nako ea nnete ho boloka ts'ebeliso e ts'oanang.
Kamoo Viscosity e Amang Tšebetso ea Sekhomaretsi le Boleng ba Letlapa la Corrugated Cardboard
Viscosity e ama ka kotloloho ts'ebetso ea sekhomaretsi le boleng ba karete ea masenke. Viscosity e nepahetseng ea sekhomaretsi e netefatsa ho kenella ka nepo ha likarolo tsa pampiri, ho matlafatsa matla a bond, ho tenyetseha le ho tšoarella.
Haeba viscosity e phahame haholo, sekhomaretsi se ka 'na sa se ke sa ata ka mokhoa o ts'oanang, se lebisang litlamong tse fokolang kapa li-clumping, tse senyang matla a karete le ho eketsa litšila. Ka lehlakoreng le leng, viscosity e tlase e ka baka ho kenella ho feteletseng, ho fokotsa ho khomarela le ho baka warping kapa delamination. Bakeng sa sekhomaretsi sa starch, ho boloka viscosity ka har'a mefuta e itseng (hangata 30-60,000 mPa·s) ke ea bohlokoa ho finyella ho roala ka mokhoa o ts'oanang le ho thibela likoli tse kang li-pinholes kapa lihlopha tse sa tšoaneng. Ho feto-fetoha ha maemo ka lebaka la mocheso, ho kuta, kapa ho kopanya ho sa lokelang ho ka theola boleng, ho etsa hore tekanyo ea viscosity ea glue e be ea bohlokoa bakeng sa tlhahiso e tsitsitseng.
Seletsa se Sebelisitsoeng ho Lekanya Viscosity
Sesebelisoa se sebelisetsoang ho lekanya viscosity maemong a indasteri ke viscometer, e nang le li-inline viscometers e le tekanyetso ea khauta bakeng sa lits'ebetso tse ikemetseng. Lisebelisoa tsena, joalo ka rotational,thothomelo, kapa li-viscometers tsa resonance frequency, lekanya viscosity ka ho toba mokhoeng oa ts'ebetso. Lisebelisoa tsena tsa ho lekanya li-viscosity li fana ka lintlha tse tsoelang pele, tsa nako ea sebele, ho fapana le linoelo tse tloaelehileng tsa efflux, tse sa nepahaleng hantle bakeng sa mekhoa e matla.
Melemo ea Viscosity Automation in Corrugating Process
Viscosity automation ts'ebetsong ea corrugating e fetola katleho ea tlhahiso le boleng ba sehlahisoa. Melemo ea bohlokoa e kenyelletsa:
- Boleng bo sa Tletseng: Tekanyo ea viscosity e ikemetseng e netefatsa hore viscosity ea glue e lula e le ka har'a mekhahlelo e nepahetseng, e fokotsa mefokolo joalo ka li-bond tse fokolang kapa likarolo tse sa leka-lekaneng, e matlafatsa matla a khateboto le ts'ebeliso.
- Litšila tse Fokotsoeng: Litokiso tsa nako ea 'nete li fokotsa ts'ebeliso e feteletseng kapa ho hana, ho theola litšenyehelo tsa thepa le ho tšehetsa lipakane tsa ts'ebetso.
- Matla a Matla: Taolo e nepahetseng e fokotsa tšebeliso ea matla ka ho ntlafatsa ts'ebeliso ea sekhomaretsi le lits'ebetso tsa ho folisa.
- Ntlafatso ea Ts'ebetso: Tekolo e tsoelang pele e lumella ho hlophisoa hantle ha liparamente joalo ka mocheso le ho kopanya, ho ntlafatsa phallo le botsitso ba batch.
- Ho lemoha ka mokhoa o sa tloaelehang: Litsamaiso tsa inline li lemoha ho kheloha ha viscosity hang-hang, ho thibela mathata a nako le tlhokomelo.
- Tumellano ea Taolo: Boiketsetso bo netefatsa ho ipapisa le maemo a tikoloho ka ho fokotsa tšebeliso le litšila.
Melemo ena e etsa hore lisebelisoa tsa ho lekanya viscosity e be tsa bohlokoa bakeng sa mela ea sejoale-joale ea corrugating.
Lisebelisoa tsa Tekanyo ea Viscosity ea Lonnmeter
ke. Mosebetsi o ka Sehloohong le Liparamente
Lisebelisoa tsa ho lekanya li-viscosity tsa Lonnmeter li etselitsoe tekanyo ea nako ea 'nete ea sekhomaretsi lits'ebetsong tsa indasteri joalo ka tlhahiso ea masenke. Mosebetsi oa bona o ka sehloohong ke ho lekola le ho laola viscosity liphaepheng, litanka, kapa litsamaiso tsa ho kopanya, ho netefatsa ts'ebetso e tsitsitseng ea sekhomaretsi. Mekhahlelo ea bohlokoa e kenyelletsa mefuta e mengata ea viscosity ea 1-1,000,000 cP, mamello ea mocheso ho fihlela ho 450 ° C, le ho lumellana le maro a seng a Newtonian a kang starch glue. E na le li-sensor tse tsoetseng pele tsa ho sisinyeha, e pota-pota ka lebelo le itseng ho latela tataiso ea eona ea axial, e fana ka lipalo tse nepahetseng, tse tsoelang pele 'me e khona ho lekanya density hammoho le viscosity. Li na le li-interfaces tse bonolo tsa basebelisi bakeng sa ho kopanngoa ha bonolo ho li-system tse ikemetseng, tse nang le likhetho bakeng sa ho kenngoa ka leboteng kapa ka har'a marang-rang.
ii. Melemo Holim'a Tloaelo ea Tloaelo ea Viscosity Monitoring
Ha ho bapisoa le tlhahlobo ea viscosity ea setso e kantle ho marang-rang,Lisebelisoa tsa ho lekanya viscosity ea Lonnmeterfana ka melemo e mengata.
Mekhoa ea kantle ho Marang-rang e itšetleha ka lisampole nako le nako, e lebisang ho tieho le ho se nepahale ka lebaka la ho fapana ha mocheso kapa ho kuta. Sistimi ea inline ea Lonnmeter e fana ka data ea nako ea nnete, e tlosa liphoso tsa lisampole le ho nolofalletsa liphetoho hanghang.
Ba sebetsana le maro a rarahaneng joalo ka pseudoplastic starch glue ka nepo, ho fapana le lisebelisoa tse kantle ho marang-rang tse loantšanang le boits'oaro boo e seng ba Newtonian. Ntle le moo, moralo oa bona o matla o fokotsa litlhoko tsa tlhokomelo, 'me boiketsetso bo fokotsa liphoso tsa batho, bo matlafatsa ts'epahalo ho feta mekhoa ea setso.
iii. Melemo ho Viscosity Automation
Sesebelisoa sa Lonnmeter sa tekanyo ea viscosity se fana ka melemo ea phetoho ho li-automation tsa viscosity bakeng sa lits'ebetso tsa corrugating. Tsena li kenyelletsa boleng ba sehlahisoa sa boleng bo holimo ka taolo e tsitsitseng ea viscosity ea glue, ho netefatsa maqhama a se nang sekoli le matla a tšoanang a khateboto. Ba fokotsa litšenyehelo tsa ts'ebetso ka ho fokotsa litšila tsa sekhomaretsi, ho sebetsa bocha le tšebeliso ea matla, ho ikamahanya le lipheo tsa ts'ebetso.
Liphetoho tse ikemetseng li ntlafatsa ts'ebetso, li fokotsa nako ea ho theoha le ho eketsa ts'ebetso. Bokhoni ba lisebelisoa tsa ho lemoha liphoso ka nako ea nnete bo thibela litaba tsa tlhahiso, ha ho kopanngoa ha tsona ho litsamaiso tsa taolo ho nolofatsa ts'ebetso. Ka kakaretso, litharollo tsa Lonnmeter li tsamaisa ho nepahala, ho boloka litšenyehelo, le ho lumellana le tikoloho lits'ebetsong tse itirisang tsa sekhomaretsi.
Ntlafatsa Tekanyo e Ikemetseng ea Viscosity ka Lonnmeter Viscometers
Fumana hore na lisebelisoa tsa ho metha viscosity tsa Lonnmeter li ka ntlafatsa tlhahiso ea hau joang, tsa fokotsa litšila, le ho netefatsa liphetho tsa boleng bo holimo. Ikopanye le rona kajeno bakeng sa qotso ea motho ka mong 'me u nke mohato oa pele oa ho iketsetsa othomathike! Kopa quote hona joale 'me u fetole mokhoa oa hau oa ho khomarela!
Nako ea poso: Aug-13-2025
