I-Abstract: I-athikili ihlaziya imininingwane ngethonya lekhwalithi le-Level Property of the adhesive inqubo yenqubo yokukhanyisela.Addition kulokhu, likhuluma lokho esikhundleni sokwahlulela uma kukhona'Amabala amhlophe' noma 'Bubbles', kungukubonakala kwemikhiqizo ebekiwe engaba yindinganiso yokuhlola ukusebenza kokusebenza okunamathela.
1.Inkinga ye-bubble kanye nezinga le-glue
Amabala amhlophe, ama-bubble, kanye nokusobala okungokwemvelo kuyizinkinga ezijwayelekile ezisezingeni eliphakeme ekusebenzeni kwezinto ezihlanganisiwe. Ezimweni eziningi, ama-composite processors ezibonakalayo athi izinkinga ezingenhla ziye ekulinganiselweni kahle kokunamatheli!
I-glue ayiyona leyo glue
Ama-processors abonakalayo ahlanganisiwe angabuyisa imiphongolo engafakwanga futhi engasetshenziswanga yabaphakeli ngokususelwa ekwahlulelweni kokuhle kwezikhalazo, noma izimangalo zefayela.
Kumele kwaziwe ukuthi i-glue ebhekwe ukuthi isebenze kahle i-Leagency ukusebenza "isixazululo sokusebenza nge-glue" esilungiselelwe / sihlanjululwe ngamakhasimende futhi sinokuvunywa kwenani elithile. I-glue ebuyiselwe yibhakede lokungavikelekanga le-glue.
Lawa mabhakede amabili e- "glue" ayihluke ngokuphelele imiqondo nezinto!
Izinkomba ze-1.2evaliation ze-glue flease
Izinkomba zobuchwepheshe zokuhlola ukusebenza kwezinga lokunamathela kufanele kube ukubonwa kanye nokungezwani okumanzi komhlaba. Noma kunalokho, "Ukshukela we-glue" kuyinhlanganisela "yoxhaso lwe-glue" kanye "nokukhula kwe-glue".
Ekushiseni kwegumbi, ukungezwani okumanzi kwe-ethyl acetate cishe ku-26mn / m.
Ukuhlushwa kwe-Barrel kwasekuqaleni (okuqukethwe okuqinile) kwe-solvent esekwe adhesives esetshenziswa emkhakheni we-Composite Matering ngokuvamile phakathi kuka-50% -80%. Ngaphambi kokusebenzisa ukucubungula okuhlanganisiwe, izinamathiselo ezingenhla ezichazwe ngenhla zidinga ukuxutshwa ekugxilweni okusebenzayo cishe kwama-20% -45%.
Ngenxa yokuthi isakhi esiyinhloko esikhandlani esinsundu sokufaka esinamathela i-achesive acetate, ingaphezulu lengxabano elinamanzi elihlanjululwe lizosondela ebusweni be-ethyl afung uqobo.
Ngakho-ke, inqobo nje uma ingaphezulu lengxabano ye-composite substrate esetshenzisiwe ihlangabezana nezidingo eziyisisekelo zokucubungula okuhlanganisiwe, ukunganakwa kokunamatheli kuzoba kuhle!
Ukuhlolwa koketshezi lwe-glue kungukuvunywa. Emkhakheni wokucubungula okuhlanganisiwe, okubizwa ngokuthi i-viscosity (okusho ukuhlakanipha) kubhekisele esikhathini ngemizuzwana lapho i-glue isebenza khona okuhlangenwe nakho lapho igeleza imodeli ethile yenkomishi ye-viscosity. Kungacatshangelwa ukuthi uketshezi olusebenzayo lwe-glu olulungiselelwe kusuka kumabanga ahlukene e-glue yebhakede lokuqala linokufana okufanayo "kokusebenza" kwendlela "yalo" i-fluodity yayo "ine" glue fluodity "efanayo!
Ngaphansi kwezinye izimo ezingashintshiwe, ukwehlisa "ukuhlakanipha okusebenzayo" kolunye "uketshezi olusebenzayo" lulungiselelwe ngohlobo olufanayo uhlobo lokunamathela, okungcono "ukunamathela ufforiofity"!
Ngokucacile, kumabanga ahlukahlukene ahlukene ezinamathela, uma inani le-viscosity lesisombululo esisebenza esihlanjululwe yimizuzwana eyi-15, bese kusebenza isixazululo esilungiselelwe yilawa mabanga anama-adhesives afanayo "glue izinga".
1.3Impahla yokulinganisa ye-glue yisimo se-glu glu gluid
Ezinye izithako azibukeli uketshezi olubonakalayo lapho umgqomo uvele uvulwe, kepha kunalokho ijeli efana ne-projectile engenawo uketshezi. Badinga ukuchithwa futhi bahlanjululwe ngenani elifanele le-solvent ye-organic ukuthola ukugxila okufunayo nokuboniswa kwe-glue.
Kuyacaca ukuthi ukusebenza kwezinga le-glue kungukuhlaziywa kwesisombululo esisebenzayo esakhiwe kube "ukugxilisa" okusebenzayo, kunokuba kuhlolwe i-glue ye-barrel engafakwanga.
Ngakho-ke, akulungile ukubiza ukufakwa kwezinga elingezinhle ze-glue kwizici ezijwayelekile zohlobo oluthile lwe-glue yebhakede yoqobo!
2.Ackaors ezithinta izinga lokunamathela
Kodwa-ke, ngesisombululo sokusebenza esihlanjululwe ngokunamathela, kunomehluko ngokweqiniso ezingeni lakhe lamanzi anamathela!
Njengoba kushiwo ngaphambili, izinkomba eziyinhloko zokuhlola ukusebenza kwezinga lokulinganisa uketshezi olusebenza ngokunamanzi okuthe xaxa nokusebenza kokusebenza. Inkomba yokungezwani okumanzi komhlaba ayikhombisi ushintsho olubalulekile ngaphakathi kwebanga lokusebenzela elisebenzayo. Ngakho-ke, umongo wokunamathela kabi okunama-adhesive ukuthi ngesikhathi senqubo yokufaka isicelo, i-viscosity yokwenyuswa okunama-adhesive okungajwayelekile ngenxa yezici ezithile, okuholela ekwehliseni ukusebenza kwayo okuhle!
Yiziphi izinto ezingadala ushintsho ekubonisweni kwe-glue ngesikhathi sohlelo lwayo?
Kunezici ezimbili eziphambili ezingadala ushintsho ekuboneni kwe-glue, eyodwa izinga lokushisa le-glue, kepha ukugcwala kweglue.
Ngaphansi kwezimo ezijwayelekile, ukubonakala koketshezi kuyancipha ngokushisa okuphezulu.
Kumabhukwana omsebenzisi ahlinzekwe yizinkampani ezinama-adhesive ahlukene, amanani we-viscosity wesisombululo esinamathela (ngaphambi nangemva kokunyathelwa) alinganiswe kusetshenziswa i-puroccometer ye-20 ° C noma amazinga okushisa anama-adhesive Isixazululo ngokwaso) sivame ukukhonjiswa.
Ohlangothini lweklayenti, uma ukugcinwa kwesitoremini kwebhakede lokuqala le-glue kanye ne-dilount (acetate ethyl) kuphakeme noma kungaphansi kuka-20 ° C noma ama-25 ° C. noma 25 ° C C. Ngokwemvelo, inani langempela le-viscosity le-glue elilungiselelwe lizophinde libe ngaphansi kwenani le-viscosity eliboniswe kule ncwadi. Ebusika, izinga lokushisa lokunamathela okulungiselelwe lingaba ngaphansi kuka-5 ° C, futhi ehlobo, izinga lokushisa lokunamathela okulungiselelwe kungenzeka liphakeme kune-30 ° C!
Kufanele kuqashelwe ukuthi i-Ethyl Acetate iyi-solvent eguquguqukayo ngokweqile. Ngesikhathi senqubo yokuvota ye-Ethys Acetate, izodonsa inani elikhulu lokushisa kusuka kusisombululo esinamathela kanye nomoya ozungezile.
Njengamanje, amayunithi amaningi e-lamin emishini eyinhlanganisela avulwa futhi ahlome amadivaysi okuphekela endawo, ngakho-ke inani elikhulu le-solvent lizophuma lisuka kwi-adhesive disc nomgqomo. Ngokusho kokubonwayo, ngemuva kwesikhathi sokusebenza, izinga lokushisa le-glue lisebenza uketshezi olugqoke ugqoko lwe-glue kungenzeka kwesinye isikhathi lube ngaphansi kwamazinga okushisa azungezile!
Njengoba izinga lokushisa le-glue kancane liyancipha, ukubukeka kweglue kancane kancane kuzokhula kancane.
Ngakho-ke, ukusebenza kwezinga elisezingeni eliphansi le-solvent empeleni liwohloka kancane kancane nge-relongiation yesikhathi sokusebenza kwemishini
Ngamanye amagama, uma ufuna ukulondolozela ukuqina kokufakwa kwezinga lokunamathela kwe-solvent, kufanele usebenzise isilawuli se-viscongity noma ezinye izindlela ezifanayo ukuze ugcine i-adhesive viscesity iqinile kuyo yonke inqubo yokufaka isicelo.
Izinkomba ze-3.Eevaliation zemiphumela efanelekile ye-glue
Ukuhlolwa komphumela wokulinganisa we-glue kufanele kube yisici somkhiqizo oyinhlanganisela esigabeni esithile, futhi umphumela wokulinganisa we-glue ubhekisele kumphumela otholwe ngemuva kwe-glue "yemoto Isimo somkhiqizo, ijubane langempela lokushayela lemoto esemgwaqweni ngaphansi kwemibandela ethile kungenye.
I-glue glue free iyisimo esiyisisekelo sokuthola imiphumela emihle yokuthola amandla. Kodwa-ke, ukusebenza kahle kwe-glue kungenzeka kungahle kuholele emiphumeleni enhle yokuthola amandla ama-glu, futhi noma ngabe i-glue inokusebenza kahle kwezinga (okusho ukuthi imiphumela ephezulu yokuthola amandla), imiphumela emihle ye-glue fleveling isengatholakala ezimweni ezithile.
4.Ukuxhumeka phakathi kwemiphumela yokulinganisa ama-glue kanye nezimo ezimhlophe "amabala amhlophe" kanye ne- "bubble"
"Amabala amhlophe" amhlophe, ama-bubble, kanye novalo "kuyimiphumela eminingana engathandeki emikhiqizweni eyinhlanganisela. Kunezizathu eziningi zezinkinga ezingenhla, kanye nokufakwa kahle kwe-glue kungenye yazo. Kodwa-ke, isizathu sokufakwa kahle kwe-glue akukhona kuphela ngenxa yokwehla kwe-glue!
Umphumela omuhle we-glue we-glue kungenzeka angaholeli "amabala amhlophe" noma "ama-bubble", kepha kungathinta ukubonakala kwefilimu eyinhlanganisela. Uma iflethi elincane le-composite substrate limpofu, noma ngabe imiphumela yokunamathela ilungile, kusekhona "amabala amhlophe nama-bubble".
Isikhathi Seposi: Jan-17-2024