Itekhnoloji yokutywina kunye nezixhobo
Ukutywinwa kubhekisa kwiinkqubo zokutywina ezahlukeneyo ezenziwa emva kokupakishwa iibhokisi zokupakisha ze-baklava imveliso enezinto zokupakisha okanye izitya zokupakisha ukuqinisekisa ukuba iziqulatho zihlala kwiphakheji kwaye zigweme ukungcoliswa ngexesha lokujikeleza, ukuthutha, ukugcinwa kunye nokuthengisa. Inentsingiselo ebanzi kwaye ikwabizwa ngokuba kukutywina, ukutywina, okanye ukutywina. Emva kokugqiba ukupakishwa kwezintoiibhokisi zokupakisha ze-baklavakwisikhongozeli, umatshini ovala isikhongozeli ubizwa ngokuba sisixhobo sokutywina. Izikhongozeli zokupakisha ezahlukeneyo zineendlela ezahlukeneyo zokutywina, kwaye iintlobo zeentlobo zokutywina kunye nezixhobo zokutywina ziyahlukahlukana. Kukho iintlobo ezininzi zeendlela zokutywina, izixhobo kunye namacandelo asetyenziswa ekutywineni kunye nenkqubo yokupakisha. ezahlulahlulwe ngokwezi ntlobo zilandelayo ngokobukho okanye ukungabikho kwezinto zokutywina kunye neendlela ezahlukeneyo zokutywina.
(1)Akukho zixhobo zokutywina, kukho ukutywinwa okucinezelekileyo, ukutywinwa kwe-welding, ukutywinwa kwe-embossed, ukutywinwa kokutywinwa kunye nokutywinwa kweplagi.
(2)Kukho izinto zokutywina, kubandakanya ukutywina, ukutywina, ukutywinwa koxinzelelo kunye nokutywinwa kwe-twist.
(3)Kukho izinto ezincedisayo zokutywina . Olu hlobo lokutywinwa lubandakanya ukutywinwa kwe-ligation kunye nokutywinwa kwe-tape.
Kubomi bemihla ngemihla, ezi mveliso zokutywinwa zingabonwa kuyo yonke indawo, njengeebhotile zeglasi zebhiya, i-soda kunye nezinye iziphuzo ze-carbonated. Ubukhulu becala ziimveliso zokutywinwa koxinzelelo, ezidla ngokubizwa ngokuba ngoomatshini be-capping. Amanzi asebhotileni kunye neemveliso zoxubo zonyango zikholisa ukutywinwa nge-screw capping, kwaye ziqhele ukubizwa ngokuba ngoomatshini be-capping. Ukutya okunkonkxiweyo kwizikhongozeli zetinplate kutywinwa ngokucolwa kunye nokutywinwa, okubizwa ngokuba ngumatshini wokutywina wetoti. Andiyi kuzidwelisa nganye nganye. Zonke ziyinxalenye yezixhobo zokupakisha.
1. Imisebenzi kunye neentlobo ze-adhesives
Indlela yokutywina iimveliso zokupakisha usebenzisa i-adhesives ibizwa ngokuba yinkqubo yokubambelela. Izibonelelo zayo yinkqubo elula, imveliso ephezulu, ukomelela okuphezulu kokubambisana, ukusabalalisa okufanayo koxinzelelo, ukutywinwa okulungileyo, ukuguquguquka okubanzi, kunye nokunyuka kwe-thermal insulation kunye neempawu zokugquma. Isetyenziswa kakhulu kwishishini lokupakisha ukudibanisa izinto ezahlukeneyo ezifana nephepha, ilaphu, umthi, iplastiki kunye nentsimbi. Idlala indima ebalulekileyo kwiinkqubo zokutywinwa, ukwenziwa kwezinto ezidibeneyo, ukutywinwa kwebhokisi, ukuhluba, kunye nokuleyibheli.
Kukho iintlobo ezininzi zokuncamathelisa ezinezithako ezintsonkothileyo, kwaye izinto ezininzi zendalo kunye nezokwenziwa zingasetyenziswa njengezincamathelisi. Ngokobume bezinto ezisisiseko ze-adhesive, inokwahlulwa ibe yi-inorganic adhesives kunye ne-organic adhesives; ngokuhambelana nefom ye-adhesive, inokwahlulwa ibe ngamacandelo amathathu: uhlobo lwe-soluble yamanzi, uhlobo lwe-solvent kunye ne-hot-melt; ngokuhambelana nokuba i-adhesive ishushu xa isebenza, yahlulwe ibe yiglue ebandayo kunye ne-adhesive eshushu enyibilikayo.
2. I-cold glue bonding ayifuni ukufudumeza kwaye iqhutyelwa kwiqondo lokushisa.
Kukho izinto ezincamathelayo ezinyibilikayo emanzini kunye nezincamathelisi ezisekwe kwi-solvent. I-adhesives esekelwe kwi-solvent ifanelekile kuphela kwi-120-degree melt bonding engasebenzisi oomatshini bokudibanisa umgca wamanzi ngenxa yezithintelo kwiintlobo, ukhuseleko, imimiselo yokukhusela indalo, kunye nokhuseleko lwemveliso. Kwimeko ye-adhesives, i-adhesives e-soluble yamanzi isetyenziswa kakhulu kwimveliso. Uhlobo lwe-Dongji i-Xinheli isetyenziswe ixesha elide ekupakisheni kwaye inomlinganiselo omkhulu. Iinzuzo zayo kukusebenza okulula, iindleko eziphantsi zokhuseleko kunye namandla okudibanisa okuphezulu. Inokwahlulwa ibe ziindidi ezimbini: izinto zokuncamathelisa zendalo ezinyibilikayo emanzini kunye nezincamathelisi zokwenziwa zamanzi ezinyibilikayo. Yinto encamathelayo yendalo esekwe emanzini kunye nokonga amandla aphantsi kunye namandla aphezulu. Fu uhlobo isilumkiso. Injongo ephambili kukutywina iibhokisi kunye nephepha. Yenziwe ngeetyhubhu zephepha ezisisigxina kunye neengxowa zephepha. Yenziwe ngomgubo okrwada okanye imifuno. Kwinkqubo yokuveliswa kwekhadibhodi ye-Wabo, gwema ukusebenzisa isitashi. Ukuncamathelisa. Iingenelo zayo kukuba kulula ukwenza kunye nokunamathela kwiitoti zetsimbi, inokubopha iphepha kakuhle, kwaye inokumelana nokushisa okulungileyo. Ukungalungi kukuba ukuphambuka kokubambelela kuncinci.
Ukubambelela kakubi kwiiplastiki kunye neengubo, ukunganyangeki kwamanzi. Izinto ezidityanisiweyo zezinto kunye nongqinisiso lokubulala, olufana neglu yezilwanyana, lunokusetyenziswa njengeyona nxalenye iphambili yekhompawundi yokuphinda idibanise iteyiphu yokutywina, kunye nokuncamathelisa iteyiphu yokutywina: njengeglu eyomileyo, isetyenziswa ikakhulu. njengesincamathelisi seebhotile zebhiya. Ileyibhile yokuncamathelisa, kuba inokuhlangabezana nokumelana nokuntywiliselwa kwamanzi abandayo okufunekayo kwiibhegi zebhotile zebhiya, kwaye inokuhlanjwa ngamanzi anealkaline emva kokuba ibhotile ihlaziywe. Ingasetyenziselwa ukwenza ikhompawundi yemichiza esetyenziselwa i-Daizhi foil kunye nokudibanisa kwendalo, njenge-emulsion yerabha yeNdalo, i-emulsion emhlophe ekhutshwe kwimithi yerabha, isetyenziselwa ukupakisha njengeyona nto iphambili yokunamathela kwi-polyethylene kunye nephepha. i-composites kwizakhiwo zeengxowa ezininzi. Iyakwazi ukuzivala ngoxinzelelo, ngoko isoloko isetyenziselwa iilekese zokuzitywina. I-Adhesive yokusonga, iibhokisi zokutywinwa koxinzelelo kunye neengxowa zephepha zokutywinwa ngoxinzelelo.
Izinto zokuncamathelisa ezinyibilikayo zamanzi.
Uninzi lwala ma-adhesives yi-resin emulsions, ngakumbi i-polyvinyl acetate emulsion-stable suspension of vinyl acid particles in water. Olu hlobo lokuncamathelisa lusetyenziswa kakhulu kwiiibhokisi zokupakisha ze-baklava, njengokubumba, ukutywina okanye iibhokisi zeelebhile, iibhokisi, iityhubhu, iingxowa kunye neebhotile. Ngenxa yoluhlu lwayo lweempawu ezigqwesileyo, ithathe indawo enkulu yokuncamathelisa kwendalo.
Inkqubo yokudibanisa iglue ebandayo
Inkqubo yokudibanisa i-adhesive glue ebandayo inokuqhutywa ngesandla okanye ngezixhobo zokugquma. Iinkqubo zokusebenza eziphambili zokubopha zezi: ukugquma, ukucinezela kunye nokunyanga (i-volatilization). Ukunyanga yinkqubo apho amanzi okanye i-organic solvent enyibilikisa iglue ebandayo iphuphuma de i-adhesive ngokwayo iqine. Emva kokuba i-adhesive isetyenziswe kwi-adherend, kufuneka ihlale kwindawo edibeneyo ixesha elide ide iqiniswe. Sebenzisa ibrashi okanye umpu wokutshiza xa ufaka isandla. Xa usebenzisa izixhobo zoomatshini, kukho iindlela ezintathu zokusebenza: Indlela yokwaleka ye-D. iglue ebandayo kwisitya isasazwa ngama-roller ajikelezayo. Kukho iindlela ezimbini zokulungelelanisa ubukhulu beglue: xa i-roller i-cylindrical egudileyo, inokulungiswa ngesithuba phakathi kwevili kunye ne-scraper; xa i-roller surface ine-grooves, kuxhomekeke kubunzulu be-groove. Indlela yokugqoka i-roller ingasebenzisa i-adhesives kwiqondo lokushisa. Ulwakhiwo lwezixhobo lulula kwaye lusetyenziswa kakhulu kumatshini wokuncamathelisa iibhokisi. Ngenxa yokuba inokuthi ifake ngokupheleleyo i-glue kwiifolthi zebhokisi, i-carton inokutywinwa ngokupheleleyo nangona iziqulatho zikwifom yomgubo. Nangona kunjalo, izixhobo kufuneka zicocwe yonke imihla, kwaye ilahleko yokuncamathela inkulu; ukuba kusetyenziswe izisombululo zezinto eziphilayo, imiba yokukhuselwa kwendalo kufuneka iqwalaselwe.
3. Indlela yokwaleka ngombhobho. Kukho iindlela ezimbini zokutshiza iglue nge-nozzle.
Indlela yokubonelela nge-adhesive kwi-nozzle ingaba yitanki yoxinzelelo okanye impompo yoxinzelelo. Xa utshiza iglue ngendlela engadibananga, kukho umgama othile phakathi kwe-nozzle kunye nento ekufuneka ilandelwe, kwaye ipompo yoxinzelelo enoxinzelelo oluphezulu lwe-spray isetyenziswa kakhulu. Ukongeza, ngokwembono yogcino, kuba
Kwizinto ezifana nekhadibhodi yentsimbi apho iphephaiibhokisi zokupakisha ze-baklavai-scraps ivame ukuqokelela kwi-nozzle, indlela yokungaqhagamshelwa ifanelekile ngakumbi. Xa kuthelekiswa nendlela yokugqoka i-roller, i-non-contact-contact-coating direction ingalungiswa ngokungaqhelekanga, kwaye izixhobo azidingi ukucocwa yonke imihla; nangona kunjalo, ekubeni iglue ifafazwe nge-nozzle-diameter encinci, kukho ingxaki yokuba iglue iya koma kwaye ivimbele umlomo. Ngesi sizathu, amanye amanyathelo kufuneka athatyathwe Amanyathelo abandakanya ukubeka umlomo kwindawo efumileyo okanye ukuvuthela ukufuma ukuya ekupheleni komlomo xa umgca wokudityaniswa umisiwe. Ukongezelela, ezinye izinto zokubambelela ziya kukhawulezisa ukubola kweentsimbi zetsimbi, ekufuneka ziqwalaselwe xa ukhetha.
indlela yokwaleka inkungu ene-Acid. Akukho mahluko kakhulu ekubunjweni kwe-spray gluing kunye ne-nozzle gluing systems. Umahluko kukuba i-gluing eyomileyo yenza ukuba iglue ebandayo isasazeke kwimilo yomgca, ngelixa i-spray gluing yenza ukuba iglue ebandayo isasazeke kwimilo yenkungu, Isizathu kukuba i-coating ifuna indawo enkulu. Umphumo omhle wokudibanisa unokufumaneka ngokufaka i-glue encinci, kwaye ixesha le-lamination lingafinyezwa. Ukungalungi kukuba umgca wokuqala umfiliba. Ikakhulu isetyenziselwa ukutywina iibhokisi zamathanki 3. I-adhesive bonding eshushu enyibilikayo
Kukho iindlela ezintathu zokulungelelanisa uxinzelelo ngaphakathi kwesixhobo selaphu yokusebenza okanye igumbi lokunyibilikisa eliphilayo xa izixhobo ze-roller zivaliwe.
Ukuncamathelisa okushushu okunyibilikayo kukuncamathelisa okuqinileyo okusekwe kwiipholima ze-thermoplastic. Inkqubo yokudibanisa kwayo: i-adhesive inyibilika, i-coating, icinezela kunye nokuqina (ukupholisa). Ulwelo lokugquma lushushu kwaye lunyibilike iglu, kwaye ukuqina yinkqubo yokupholisa iglu etyhidiweyo. yahlukile kubanda
Ulwelo lweglu luyaba ngumphunga. Ngenxa yokuba ixesha lokupholisa lifutshane kakhulu kunexesha lokuguquka kwamanzi, liyakwazi ukuziqhelanisa nesantya esiphezulu semveliso yemigca yemveliso yokupakisha ngokuzenzekelayo. I-adhesive ebaluleke kakhulu kwi-package yangoku. Kukho izinto ezintathu zokuncamathelisa ezisetyenziselwa ukunyibilika ezishushu. Eyokuqala yi-ethylene-vinyl acetate copolymer (EVA), enokuthi idibaniswe ne-wax kunye ne-tackifying resin ukwenza i-adhesive luncedo ngakumbi. Umsebenzi we-wax kukunciphisa i-viscosity kunye nokulawula Isantya sokunyanga, ukuguquguquka kunye nokumelana nokushisa kwe-adhesive, indima ye-resin tackifying kukulawula i-viscosity kunye nokunamathela. Uhlobo lwesibini luyi-adhesive eshushu enyibilikayo esekelwe kwi-polyethylene ephantsi ye-molecular weight, esetyenziselwa ngokubanzi ukudibanisa iphepha, njengokutywinwa kwebhokisi kunye nokutywinwa kwengxowa. Uhlobo lwesithathu lwe-adhesive esekelwe kwi-amorphous polypropylene isetyenziselwa ukuthambisa iphepha ukuvelisa izinto zokupakisha ezinganyangekiyo emanzini okanye ukupakishwa kothutho olomeleziweyo okumbini.
Ukongeza, kukho izincamathelisi zokunyibilika ezishushu ezihlangabezana nezinye iinjongo ezikhethekileyo. Kungakhathaliseki ukuba luhlobo luni lwe-adhesive eshushu enyibilikayo, zonke zinenzuzo enye esisiseko efanayo, oko kukuthi, zinokubotshwa ngokupholisa nje. Nangona kunjalo, ngenxa yokuba ziphilisa ngokukhawuleza, ukunamathela kakubi ngokuqhelekileyo kwenzeka apho ukunyibilika okushushu kuqina ngaphandle kokuchukumisa i-substrate emanzi, kwaye amandla abo ayancipha ngokukhawuleza xa ubushushu bonyuka. Ukuba zenziwe ngokufanelekileyo, zinokulungela uninziiibhokisi zokupakisha ze-baklavaizicelo. , kodwa ayifanelekanga kwimisebenzi yokugcwalisa eshushu kakhulu okanye ukupakisha ukubhaka.
D indlela yokuncamathelisa i-roller. Indlela ilula, kodwa isiphumo esipheleleyo sibi.
Indlela yokwaleka ngombhobho.
I-glue edibeneyo eshushu ifakwe kwi-tube yokugcina i-glue 6, kwaye i-tube yokugcina i-glue ixhunywe kwi-nozzle yokugqoka i-7; i-carton corrugated 10 ithunyelwa kwindawo yokugubungela iglu ngebhanti lokuhambisa i-9, kwaye i-nozzle itshiza iglue ecinezelekileyo ukwenza iglu kwiqhekeza lebhokisi. I-glue layer 8 ihlanganiswe, icinezelwe kwaye ipholile ukugqiba ukudibanisa. Ekubeni i-nozzle ayidibanisi nebhokisi kwaye iglue ifafazwe phantsi koxinzelelo, isantya sokugubungela sikhawuleza kwaye sinjalo. Phakathi kweendlela ezahlukeneyo zokudibanisa, yeyona nto isetyenziswa kakhulu.
Indlela yokufaka iglue ecwecwe.
I-glue edibeneyo eshushu igcinwe kwi-tank yokugcina i-glue 11. I-glue-coated surface ye-cardboard piece 13 iphantsi kwaye ibekwe kwi-flat plate efakwe kwi-glue 12. I-flat plate efakwe kwi-glue ihamba phezulu kwaye iphantsi, ithwele. iqhekeza lebhokisi elingenanto kwitanki yokugcina xa lisihla. I-Glue isetyenziswe kwi-tank yeglue, kwaye emva koko ukuya phezulu ngokugoqa, ukucinezela kunye nokupholisa ukugqiba ukudibanisa. I-glue-coating flat plate ibhalwe ngee-slots ezingenanto ezifanelekileyo kwiindawo zokugubungela i-glue ye-carton engenanto, ukwenzela ukuba indawo nganye efakwe iglue ifakwe ngexesha elinye, ngaloo ndlela iphucula ukusebenza kakuhle. Le ndlela isetyenziswa kakhulu ukuncamathisela iibhokisi.
Ixesha lokuposa: Nov-27-2023
