Peb nrog cov yam ntxwv ntawm cov enginery kua nplaum, qhov sib txawv ntawm cov organic thiab hluavtaws sib xyaw thiab muab cov qauv xaiv.
Kev tsim kho thiab kho cov ntoo cov khoom tsis raug nqi tsis muaj nqi tsis muaj gluing. Nws yuav tsum muaj rau kev kho kom rov muaj, kev siv cov khoom siv rau hauv ib chav tsev, thiab lwm yam. Ntawm qhov tseem ceeb rau qhov zoo ntawm xws li ib qho kev sib txuas muaj cov kua nplaum muaj pes tsawg leeg. Qhov kawg ntawm cov khoom lag luam yog nyob ntawm nws cov yam ntxwv. Peb yuav xyuas nws tawm cov kua nplaum rau tsob ntoo zoo dua thiab yuav ua li cas xaiv nws.
Txhua yam hais txog ntau yam thiab xaiv ntawm cov khoom siv nplaum
Nws yog dab tsiHom tshuaj
Cov kev xaiv ntawm kev xaiv
Nta ntawm kev ua noj ua haus
Nta ntawm cov khoom siv
Cov sib tov yog siv los ua qhov tshwj xeeb ua rau cov khoom tawg ntawm ntoo lossis cov khoom siv cellulose: cov hlau, duab los qhia thiab lwm yam. Sij hawm dhau mus, qhov kev daws teeb meem yog tsis pov tseg, tag nrho khaws nws cov khoom. Ntau dua nyob rau hauv kev tsis txaus ntseeg los ntoo, tab sis tsis yog tshuaj nplaum. Cov kab ke tseem ceeb hauv cov classic variant ntawm cov sib tov yog cov tsiaj protein.
Thaum pib, cov neeg koom nrog tau tsim los ntawm nws lub hauv paus. Qhov no yog qhov kev xaiv hauv eco kiag thiab nyab xeeb. Lub ntsiab drawback yog ib tug txheej txheem ntev thiab nyuaj. Nrog rau kev txhim kho ntawm cov tshuaj lom neeg kev lag luam, cov khoom siv hluavtaws tau tshwm sim hauv cov tsoos organic muaj pes tsawg leeg. Lawv yooj yim dua rau kev tsim khoom thiab tseem muab kev sib txuas tau ruaj khov.
Hom khoom siv
Multicomponent sib xyaw ua ke yog ua raws li cov organic thiab inorganic tshuaj. Ua raws li cov khoom siv tseem ceeb ntawm cov nplaum uas tau muab faib ua ntau hom.Pob txha
Nws yog tsim los ntawm cov pob txha nyob ntawm cov keeb kwm tsiaj, hoofs thiab tshuab raj. Cysteine, collagen thiab gelatin tam sim no nyob rau hauv lawv muaj cov khoom muaj txiaj ntsig siab. Tom qab lub qhov taub yuav tsaus daj lossis xim av. Kev npaj zoo tshaj plaws yog tau los ntawm tshuab raj. Qhov taw qhia zoo yog cov qauv vitreous, ntawm ib pluas tshais ntawm cov npoo ntse. Qhov sib tov yog tsim nyob rau hauv daim ntawv ntawm vuas los yog granules me me. Nws qhov chaw "tsis muaj zog" - kev puas tsuaj los ntawm kev cuam tshuam ntawm noo noo. Yog li ntawd, siv nyob rau hauv thaj chaw ntub dej tsis pom zoo.
Mezer
Nws yog tsim los ntawm cov khib nyiab tsim thaum ua kom tawv nqaij. Lub hauv paus rau cov tshuaj los ua tswvcuab, txheej txheej ntawm subcutaneous fiber ntau. Qhov no tseem muaj kev txiav tawv nqaij ntau ntxiv. Tag nrho cov feem no muaj kligopeptides nrog cov viscosity siab. Tsim nyob rau hauv daim ntawv ntawm cov vuas, hmoov lossis nplai. Cov nplaum loj ntawm cov ci ci ci nrog cov adhesion zoo, sai sai. Zoo li tus pob txha analogue, rhuav tshem qhov kev txiav txim ntawm noo noo.Tus ntses
Nws yog tsim los ntawm lub hauv paus ntawm cov ntses ntau lawm: npuas, tawv nqaij, fins, thiab lwm yam. Qhov sib txawv hauv lub zog siab ntawm lub compound, siab plasticity. Cov khoom zoo adhesion tso cai rau greing heterogeneous bases. Tsim nyob rau hauv daim ntawv ntawm scheel me lossis granules. Nws suav hais tias yog qhov zoo tshaj plaws ntawm cov analogues, tus nqi kuj siab dua. Siv rau kev kho kom rov muaj zog ua haujlwm ntawm cov nyom siab, los npaj cov laug cam nyob hauv cov cim iconography, thiab lwm yam. Rhiab rau qhov kub siab, noo noo thiab pwm.
Rooj plaub
Nws lub hauv paus yog cov mis nyuj protein. Cov kev daws teeb meem tau zoo viscosity, muaj cov ntsej muag ntseeg tau cov ntsiab lus. Siab adhesion los ntoo ntawm cov tsiaj sib txawv. Muag nyob rau hauv daim ntawv ntawm granules lossis hmoov. Cov leeg tiv thaiv cov dej noo thiab dej kub, tab sis tej zaum yuav puas los ntawm pwm lossis pwm. Yog li ntawd, nyob rau hauv chav kawm ntawm kev npaj nws raug pom zoo kom ntxiv ammonia cawv. Lwm qhov tsis zoo yog qhov txhab tom qab sib haum xeeb. Qhov no yuav ua rau muaj kev deformation ntawm cov khoom. Ntev dua analogs yog khaws cia rau hauv ib daim ntawv qhuav.Synthetic txhais tau tias
Nplaum npaj ntawm lub hauv paus hluavtaws tau tsim tawm ntau. Yuav luag txhua tus ntawm lawv muaj cov tshuaj lom, nws yog qhov tsim nyog los ua haujlwm nrog lawv nrog kev ceev faj. Nyob rau tib lub sijhawm, lawv ntseeg tau cov ntsiab lus, yas, ruaj. Nta lawv cov yam ntxwv thiab txoj kev siv tau piav qhia ntawm pob.
Cov tshuaj muaj npe nrov tshaj plaws los ntawm cov hluavtaws - PVA - hais txog pawg ntawm cov tshuaj hluavtaws. Nws lub ntsiab tseem ceeb ntawm polyvinyl acetate, muaj kev nyab xeeb tag rau tib neeg. Yog li ntawd, PVA yam tsis muaj kev ntshai yog siv rau kev tsim khoom thiab kev kho ntawm cov menyuam yaus. Nws muab cov leeg tsis txaus ntseeg, uas yog tiv taus pathogenic microflora thiab noo noo. Dab tsi yog suav tias nws zoo dua ntawm kev sib piv ntawm ntuj. Ntawm qhov kub siab tshaj 60 ° C tuaj yeem tsoo. Rau kev txua ntoo ua haujlwm, PVA cim nrog "Ntoo". Lub universal version kuj yog qhov haum. Muag rau hauv npaj thov.
Mini-ntsuam xyuas ntawm hluavtaws muaj pes tsawg leeg
- Titebond ntoo kua nplaum. Qhov sib tov nrog kev sib piv siab ntawm kev tsis lees paub thiab tus nqi gripping. Haum rau rooj tog, cov phiaj ntoo, cov laug cam, thiab lwm yam. Cov dej noo-tiv thaiv, muaj zog, ib puag ncig phooj ywg. Nws yog tsis yooj yim sua ua haujlwm ntawm qhov kub hauv qab -10 ° C.
- Epoxy Adhesive Edp. Ob-tiv thaiv resin raws sib tov. Tom qab polymerization muab lub siab-zog waterproof hlws ris. Tsis rhiab rau qhov kub thiab txias tso, tsis muaj shrinkage, lub raj tiv thaiv. Nws txwv tsis pub rau cov khoom lag luam nrog cov khoom noj.
- "Lub sijhawm yog super" PVA. Adhesive loj nrog polyvinyl acetate. Universal, waterproof, tom qab lub qhov ua tau pob tshab. Withstands venters zoo li qub loads, muaj tus nqi tsawg. Muaj qhab nia los ntawm kev thauj khoom zoo, yog rhiab rau khaub thuas.
Yuav Ua Li Cas Xaiv Cov Khaub Ncaws Ntoo Zoo Tshaj
Xaiv cov khoom siv nplaum uas xav tau los coj mus rau hauv tus lej ntawm cov cai. Peb sau cov qauv tseem ceeb tshaj plaws.
1. Lub Hom Phiaj
Txhua yam txhais tau tias tau muab faib ua kev sib cais thiab nqaim tshwj xeeb. Cov tom kawg khaws nrog lawv txoj haujlwm ua tau zoo li sai tau. Txawm li cas los xij, lawv yuav khoom yuav tsis yog ib txwm muaj kev ncaj ncees. Yog li, yog tias koj xav tau kho, piv txwv li, nws yog impractical mus yuav ib tug kim kimpower thiab Waterprof Tus Neeg Sawv Cev. PVA lossis nws cov analogue yog qhov haum. Nws yog ib qho tseem ceeb kom nkag siab txog peculiarities ntawm cov khoom lag luam thiab nws txoj haujlwm. Rau ntsug seam, sib tov ntawm cov kev sib tw sai sai yuav tsum muaj. Rau ib feem hauv qab thauj, ib qho kev sib txuas lus tshwj xeeb yog xav tau, thiab lwm yam.2. Cov Nta Ntoo
Cov yam ntxwv ntawm cov khoom uas nyob ntawm tsob ntoo ntawm tsob ntoo, cov yam ntxwv ntawm nws kev ua. Cov teeb meem nplaum yuav tsum yog sib piv. Ib me ntsis nyuaj dua yog tias ntau hom ntoo txuas nrog. Txhua tus muaj nws tus kheej nta. Hauv qhov no, xaiv tshwj xeeb tshaj.
3. Cov av noo thiab kub
Cov kev mob rau kev thov thiab siv rau qhov sib txawv txhais tau. Txawm tias ib qho kev sib txawv me me los ntawm cov kev pom zoo uas muaj viscosity ntawm cov tshuaj, cuam tshuam rau qhov zoo ntawm cov leeg. Nrog kom nce cov av noo, lub sijhawm tsis lees paub thiab ib pawg ntawm lub zog nce. Qhov no muaj tseeb tshwj xeeb yog tias koj yuav tsum ua haujlwm ntawm txoj kev lossis hauv chav dej.4. Ecology
Nws yog ib qho tseem ceeb kom paub tias cov tshuaj lom toxic yog qhov txawv ntawm cov txheej txheem ci thiab kev ua haujlwm. Dab tsi yog txaus ntshai thaum nkag mus rau hauv cov tawv nqaij lossis tawv nqaij lossis tawv nqaij, yog nws tso cai rau kev sib chwv nrog cov khoom lossis dej haus. Cov nplaum nplaum zoo tshaj plaws rau cov ntoo hauv cov lus ntawm ib puag ncig ua phooj ywg yog ntuj. Lawv muaj kev nyab xeeb kiag li.
5. Cov dej tsis kam
Qhov taw qhia txog tus yam ntxwv ntawm cov dej tsis kam ntawm cov leeg tawv. Raws li kev kuaj sim, ntsuas tau tsim tawm. Nws yog siv los cim cov ntaub ntawv nplaum.
- D4. Dej tsis kam tshaj plaws. Kev ua haujlwm ntawm txoj kev, hauv thaj chaw ntub dej.
- D3. Cov kua dej tsis ntev ntawm cov kua dej. Kev ua haujlwm ntawm txoj kev ntawm txoj kev.
- D2. Siv sab hauv tsev xwb. Me ntsis sib cuag nrog cov hws lossis kua yog ua tau.
- D1. Yam tsawg kawg dej tiv thaiv. Kev ua haujlwm hauv chav. Hu nrog kua tsis tsim nyog.
Npaj ntawm cov organic muaj pes tsawg leeg
Cov khoom siv hluavtaws tsis xav tau npaj rau kev ua haujlwm. Ib txwm yuav tsum tau ua noj ntev. Rau ntau, nws dhau los ua ib lub sijhawm txiav txim siab nyob rau hauv cov nqe lus nug ntawm cov kua nplaum rau tsob ntoo yog qhov zoo dua rau xaiv rau cov rooj tog. Tsis txhob ntshai ntawm kev nyuaj. Kev npaj tsis yog li complex, nws yog nqa tawm hauv ob theem.
- Tsau. Phaj crushing. Ua li no, qhwv nws mus rau hauv ib daim ntaub los yog pob kaw thiab tsoo lub rauj rau hauv qhov chaw me. Nrog cov yeeb yaj kiab granular, qhov no tsis tsim nyog. Peb poob pw hauv lub ntim, hliv dej txias kom nws npog cov nplej. Dej crude yog tsis haum. Cov ntsev muaj nyob hauv nws yuav cuam tshuam rau qhov zoo ntawm cov tshuaj tiav. Peb tseem tos kom muaj kev tsim ntawm daim duab uas muaj duab loj. Nws tawm 4 mus rau 12 teev.
- Ua noj. Hloov cov sib tov sib tov yog muab tso rau hauv dej da dej. Ua noj ntawm qhib hluav taws thiab rhaub yog txwv. Qhov no ua rau kev puas tsuaj ntawm cov protein. Peb sov qhov loj ntawm qhov kub ntawm 60-80 ° C, do. Nws hloov tawm cov kua tawv duogeneous yam tsis muaj lumps. Nws suav hais tias kev daws teeb meem yog kev npaj thaum noo noo noo noo nyob hauv nws, thiab noo noo tsis yog dripping, tab sis ntws los ntawm lub dav hlau txuas mus ntxiv. Lwm lub cim ntawm kev npaj txhij yog cov tsos ntawm ib zaj duab xis nyias nyob saum npoo.
Cov masters pom zoo ua noj ua khoom siv hauv cov kua nplaum tshwj xeeb. Yog tias tsis muaj, muab tswv yim yuav ua li cas. Rau qhov no noj ob lub nkoj ntawm ntau qhov sib txawv. Piv txwv li, ib lub qub saucepan lossis tin hub. Dej nchuav rau hauv nws. Tus kov tau txuas rau lub tin tuaj yeem, nchuav cov og loj rau hauv nws, muab tso rau hauv dej. Nws hloov tawm hauv cov kua nplaum hauv tsev.
Summarizing cov lus qhia ntawm cov kws tshaj lij, cov kua nplaum yog dab tsi zoo dua rau tsob ntoo, nws yog qhov tsim nyog los xaus lus tias tsis muaj kev daws teeb meem. Rau txhua kis, ib tus neeg txoj kev xaiv tau raug xaiv. Ntxiv mus, nws yuav zoo dua los xav qhov yuam kev. Cov masters pom zoo kom xaiv ntau txoj kev xaiv nrog cov yam ntxwv haum, piv cov nqi thiab tsuas yog yuav.
