Lapha sizokwethula izinqubo eziyi-10 zokubumba zepulasitiki ezivame ukusetshenziswa.Funda ukuze uthole imininingwane eyengeziwe.
1. Ukubunjwa komjovo
2. Vuthela Ukubumba
3. I-Extrusion Molding
4. Ikhalenda (ishidi, ifilimu)
5. Ukubunjwa Kokucindezela
6. Ukubunjwa komjovo wokucindezelwa
7. Ukubumba Okujikelezayo
8. Isishiyagalombili, Ukubunjwa kwe-Plastiki Drop
9. Ukwakheka kwamabhamuza
10. I-Slush Molding
1. Ukubunjwa komjovo
Umgomo wokubumba umjovo uwukwengeza izinto ezingavuthiwe eziyimbudumbudu noma eziyimpuphu ku-hopper yomshini womjovo, futhi izinto ezingavuthiwe ziyashisisa futhi zincibilike zibe uketshezi.Iqhutshwa yisikulufu noma ipiston yomshini womjovo, ingena emgodini wesikhunta ngokusebenzisa umlomo wombhobho kanye nesistimu yokuvala yesikhunta bese iqina futhi ibumbe emgodini wesikhunta.Izinto ezithinta ikhwalithi yokubumba umjovo: ingcindezi yomjovo, isikhathi somjovo, nezinga lokushisa lomjovo.
Izici zenqubo:
Inzuzo:
(1) Umjikelezo omfushane wokubumba, ukusebenza kahle kokukhiqiza okuphezulu, kanye ne-automation elula.
(2) Ingenza izingxenye zepulasitiki ezinobumo obuyinkimbinkimbi, ubukhulu obunembile, kanye nezinto ezifakwayo zensimbi noma ezingezona ezensimbi.
(3) Ikhwalithi yomkhiqizo ezinzile.
(4) Uhlu olubanzi lokuzivumelanisa nezimo.
Okushodayo:
(1) Intengo yezinto zokusebenza zokubumba umjovo iphakeme kakhulu.
(2) Isakhiwo sesikhunta somjovo siyinkimbinkimbi.
(3) Izindleko zokukhiqiza ziphezulu, umjikelezo wokukhiqiza mude, futhi awufanelekile ukukhiqizwa kwezingxenye zepulasitiki eziwucezu olulodwa kanye neqoqo elincane.
Isicelo:
Emikhiqizweni yezimboni, imikhiqizo ebunjwe ngomjovo ihlanganisa izinto zasekhishini (amathini kadoti, izitsha, amabhakede, amabhodwe, i-tableware, nezitsha ezihlukahlukene), izindlu zemishini kagesi (izomisa izinwele, izinto zokuhlanza, izixube zokudla, njll.), amathoyizi nemidlalo, izimoto. Imikhiqizo ehlukahlukene yezimboni, izingxenye zeminye imikhiqizo eminingi, njll.
1) Faka Ukubumba Umjovo
Ukufaka ukubumba kubhekisela ekujovweni kwe-resin ngemva kokulayisha okufakwe okulungiselelwe kusengaphambili kwezinto ezihlukahlukene esikhunjeni.Indlela yokubumba lapho impahla encibilikisiwe ihlanganiswa kokufakwayo futhi iqiniswe ukuze kwakhiwe umkhiqizo ohlanganisiwe.
Izici zenqubo:
(1) Inhlanganisela eyakhiwe ngaphambilini yokufaka okuningi yenza ukuhlanganiswa kwangemuva kweyunithi yomkhiqizo kube okunengqondo.
(2) Inhlanganisela yokubumbeka okulula nokugoba kwe-resin kanye nokuqina, amandla, nokumelana nokushisa kwensimbi kungenziwa kube imikhiqizo edidiyelwe eyinkimbinkimbi nenhle kakhulu yensimbi-yepulasitiki.
(3) Ikakhulukazi ngokusebenzisa inhlanganisela yokufakwa kwe-resin kanye nokusebenza kwensimbi, imikhiqizo ebunjiwe ingahlangabezana nemisebenzi eyisisekelo yemikhiqizo kagesi.
(4) Ngemikhiqizo ebunjiwe eqinile kanye nemikhiqizo ebunjiwe egobile egobile kumapadi enjoloba okuvalwa, ngemva kokubunjwa komjovo endaweni engaphansi ukuze yakhe umkhiqizo ohlanganisiwe, umsebenzi oyinkimbinkimbi wokuhlela indandatho yokuvala ungashiywa, okwenza inhlanganisela ezenzakalelayo yenqubo elandelayo ibe lula. .
2) Ukubumba komjovo onemibala emibili
Ukubumba umjovo onemibala emibili kubhekisela endleleni yokubumba yokujova amapulasitiki amabili anemibala ehlukene esibunjeni esifanayo.Ingenza ipulasitiki ibonakale ngemibala emibili ehlukene futhi ingenza izingxenye zepulasitiki zibe nephethini evamile noma iphethini ye-moiré engajwayelekile, ukuze kuthuthukiswe ukusebenziseka nobuhle bezingxenye zepulasitiki.
Izici zenqubo:
(1) Izinto eziwumgogodla zingasebenzisa izinto ezine-viscosity ephansi ukunciphisa ingcindezi yomjovo.
(2) Ngokucutshungulwa kokuvikelwa kwemvelo, izinto eziwumongo zingasebenzisa okusesibili okugaywe kabusha.
(3) Ngokwezici zokusetshenziswa ezihlukene, isibonelo, izinto ezithambile zisetshenziselwa ungqimba lwesikhumba lwemikhiqizo ewugqinsi, futhi izinto eziqinile zisetshenziselwa izinto eziwumgogodla.Noma izinto eziyisisekelo zingasebenzisa ipulasitiki ye-foam ukunciphisa isisindo.
(4) Izinto eziyisisekelo ezisezingeni eliphansi zingasetshenziswa ukunciphisa izindleko.
(5) Impahla yesikhumba noma into ewumgogodla ingenziwa ngezinto ezibizayo ezinezindawo ezikhethekile ezingaphezulu, njengokugxambukela kwegagasi elilwa nozibuthe, amandla kagesi aphezulu, nezinye izinto.Lokhu kungakhuphula ukusebenza komkhiqizo.
(6) Inhlanganisela efanele yezinto zesikhumba nezinto eziwumgogodla kunganciphisa ingcindezi eyinsalela yemikhiqizo ebunjiwe, futhi kukhuphule amandla emishini noma izici zangaphezulu zomkhiqizo.
3) Inqubo yokubumba umjovo we-Microfoam
Inqubo yokubumba umjovo we-Microfoam iwubuchwepheshe bokubumba umjovo obunembayo obusha.Umkhiqizo ugcwaliswa ukunwetshwa kwama-pores, futhi ukwakheka komkhiqizo kuqediwe ngaphansi kwengcindezi ephansi nesilinganiso.
Inqubo yokubumba igwebu le-microcellular ingahlukaniswa izigaba ezintathu:
Okokuqala, i-supercritical fluid (i-carbon dioxide noma i-nitrogen) iyancibilika ku-adhesive encibilikayo eshisayo ukuze kwakhe isixazululo sesigaba esisodwa.Bese ijova emgodini wokukhunta ezingeni lokushisa eliphansi kanye nokucindezela ngokusebenzisa umbhobho wokushintsha.Inombolo enkulu ye-bubble nuclei yomoya yakheka emkhiqizweni ngenxa yokungaqini kwamangqamuzana okubangelwa izinga lokushisa nokunciphisa ingcindezi.Lawa ma-bubble nuclei kancane kancane akhula akhe izimbobo ezincane.
Izici zenqubo:
(1) Ukubumba umjovo wokunemba.
(2) Ukudlula imikhawulo eminingi yokubunjwa komjovo wendabuko.Inganciphisa kakhulu isisindo se-workpiece futhi ifinyeze umjikelezo wokubumba.
(3) I-warping deformation kanye nokuzinza kwe-dimensional ye-workpiece kuthuthukiswa kakhulu.
Isicelo:
Amadeshibhodi ezimoto, amaphaneli eminyango, amapayipi okupholisa umoya, njll.
4) I-Nano Injection Molding (NMT)
I-NMT (Nano Molding Technology) iyindlela yokuhlanganisa insimbi nepulasitiki ne-nanotechnology.Ngemuva kokuthi indawo yensimbi ihlanjululwe nge-nano, ipulasitiki ijova ngokuqondile endaweni yensimbi, ukuze insimbi nepulasitiki yakheke ngokuphelele.Ubuchwepheshe bokubumba be-Nano buhlukaniswe ngezinhlobo ezimbili zezinqubo ngokuya ngendawo yepulasitiki:
(1) Ipulasitiki iwukubumba okubalulekile kwendawo engabukeki.
(2) Ipulasitiki yakheka ngokuphelele endaweni yangaphandle.
Izici zenqubo:
(1) Umkhiqizo unokubukeka kwensimbi nokuthungwa.
(2) Yenza kube lula ukuklama kwezingxenye eziwumshini zomkhiqizo, okwenza umkhiqizo ube lula, ube mncane, ube mfushane, ube mncane, futhi ungabizi kakhulu kunokucubungula kwe-CNC.
(3) Yehlisa izindleko zokukhiqiza namandla aphezulu okubopha, futhi yehlise kakhulu izinga lokusebenzisa lezinto ezisetshenziswayo ezihlobene.
Izinto ezisebenzayo zensimbi ne-resin:
(1) I-Aluminium, i-magnesium, ithusi, insimbi engagqwali, i-titanium, insimbi, i-galvanized sheet, ithusi.
(2) Ukuvumelana nezimo kwe-aluminium alloy kunamandla, kufaka phakathi uchungechunge lwe-1000 kuya ku-7000.
(3) Ama-resin afaka i-PPS, i-PBT, i-PA6, i-PA66, ne-PPA.
(4) I-PPS inamandla okunamathela aqinile (3000N/c㎡).
Isicelo:
Ikesi leselula, ikesi le-laptop, njll.
Vuthela Ukubumba
I-Blow molding ukubopha into eluhlaza ye-thermoplastic encibilikisiwe ekhishwe ku-extruder iye esikhunjeni, bese uvuthela umoya ezintweni ezingavuthiwe.Impahla eluhlaza encibilikisiwe iyanda ngaphansi kwesenzo sokucindezela komoya futhi inamathela odongeni lwesigxobo sesikhunta.Ekugcineni, indlela yokupholisa nokuqinisa ibe yisimo somkhiqizo oyifunayo.Ukubunjwa kwe-Blow kuhlukaniswe ngezinhlobo ezimbili: ukubunjwa kwefilimu nokubunjwa okungenalutho.
1) Ukufutha kwefilimu
Ukufutha kwefilimu ukukhipha ipulasitiki encibilikisiwe ibe yishubhu elincanyana eliyisilinda ukusuka esikhaleni saminyaka yonke sekhanda le-extruder.Ngesikhathi esifanayo, vuthela umoya ocindezelwe endaweni engaphakathi yeshubhu elincanyana ukusuka embobeni emaphakathi yekhanda lomshini.Ishubhu elincanyana livuthelwa libe yifilimu eneshubhu enobubanzi obukhudlwana (okwaziwa ngokuvamile ngokuthi ishubhu lebhamuza), futhi liyagoqwa ngemva kokupholisa.
2) Ukubunjwa kwe-Hollow Blow
I-Hollow blow molding iwubuchwepheshe bokubumba besibili obuvuthela i-parison efana nerabha evalwe endaweni yokubumbela ibe umkhiqizo ongenalutho ngokusebenzisa ingcindezi yegesi.Futhi kuyindlela yokukhiqiza imikhiqizo yepulasitiki engenalutho.Ukubumba igalelo elingenalutho kuyahlukahluka kuye ngendlela yokukhiqiza yejele, okuhlanganisa ukubunjwa kwe-extrusion blow, ukubumba i-injection blow, kanye nokubunjwa kwe-stretch blow.
1))I-Extrusion blow molding:Iwukukhipha i-parison ene-tubular nge-extruder, uyibambe endaweni yokukhunta bese uvala phansi ngenkathi kushisa.Bese udlulisela umoya ocindezelwe endaweni engaphakathi yeshubhu engenalutho bese uyiphephetha ibe yisimo.
2))Ukubumba igalelo lomjovo:I-parison esetshenziswayo itholakala ngokubumba umjovo.Isonto lihlala lingaphakathi kwesikhunta.Ngemuva kokuthi isikhunta sivaliwe ngesikhunta sokushaywa, umoya ocindezelwe udluliswa ngesikhunta esiyinhloko.I-parison ifakwe umoya, ipholile, futhi umkhiqizo utholakala ngemuva kokudilizwa.
Inzuzo:
Ubukhulu bodonga bomkhiqizo bufana, ukubekezelelana kwesisindo kuncane, ukucubungula okuthunyelwe kuncane, futhi amakhona emfucumfucu amancane.
Ilungele ukukhiqizwa kwemikhiqizo emincane ecwengiwe enamaqoqo amakhulu.
3))Ukwakhiwa kwe-Stretch blow:I-parison eshiselwe ekushiseni okunwebekayo ifakwa kusikhunta sokushaywa.Umkhiqizo utholakala ngokwelula ngobude ngenduku yokwelula futhi welule ngokuvundlile ngomoya ocindezelwe oshaywayo.
Isicelo:
(1) Ukubumba ifilimu kusetshenziselwa ikakhulukazi ukwenza isikhunta sepulasitiki esincanyana.
(2) Ukubumba okungenalutho kusetshenziswa kakhulu ukwenza imikhiqizo yepulasitiki engenalutho (amabhodlela, imiphongolo yokupakisha, amathini okunisela, amathangi kaphethiloli, amathini, amathoyizi, njll.).
I-Extrusion Molding
Ukubunjwa kwe-Extrusion kulungele ngokuyinhloko ukubunjwa kwe-thermoplastics futhi kulungele ukubunjwa kwamanye ama-thermosetting namapulasitiki aqinisiwe ane-fluidity enhle.Inqubo yokubumba iwukusebenzisa isikulufu esizungezayo ukukhipha impahla eluhlaza ye-thermoplastic eshisiwe nencibilikisiwe ekhanda enomumo odingekayo we-cross-sectional.Khona-ke ibunjwa nge-shaper, bese ipholiswa futhi iqiniswe yi-cooler ukuze ibe umkhiqizo onesiphambano esidingekayo.
Izici zenqubo:
(1) Izindleko eziphansi zemishini.
(2) Ukusebenza kulula, inqubo kulula ukuyilawula, futhi kulula ukubona ukukhiqizwa okuzenzakalelayo okuqhubekayo.
(3) Ukusebenza kahle kokukhiqiza okuphezulu.
(4) Ikhwalithi yomkhiqizo ifana futhi iminyene.
(5) Imikhiqizo noma imikhiqizo eqediwe kancane enezimo ezihlukahlukene eziphambanayo ingakhiwa ngokushintsha ukufa kwekhanda lomshini.
Isicelo:
Emkhakheni womklamo womkhiqizo, ukubunjwa kwe-extrusion kunokusebenza okuqinile.Izinhlobo zemikhiqizo ekhishiwe zihlanganisa amapayipi, amafilimu, izinduku, ama-monofilaments, amateyipu ayisicaba, amanetha, iziqukathi ezingenalutho, amafasitela, amafreyimu eminyango, amapuleti, ukuvala izintambo, ama-monofilaments, nezinye izinto ezimise okukhethekile.
Ikhalenda (ishidi, ifilimu)
I-Calender yindlela lapho izinto zokusetshenziswa zepulasitiki zidlula ochungechungeni lwamarola ashisayo ukuze ziwaxhume kumafilimu noma amashidi ngaphansi kwesenzo se-extrusion nokwelula.
Izici zenqubo:
Izinzuzo:
(1) Ikhwalithi yomkhiqizo omuhle, umthamo omkhulu wokukhiqiza, nokukhiqiza okuqhubekayo okuzenzakalelayo.
(2) Ukungalungi: okokusebenza okukhulu, izidingo zokunemba okuphezulu, izinto eziningi ezisizayo, nobubanzi bomkhiqizo bunqunyelwe ubude berola yekhalenda.
Isicelo:
Isetshenziswa kakhulu ekukhiqizeni ifilimu ethambile ye-PVC, amashidi, isikhumba sokwenziwa, iphepha lodonga, isikhumba saphansi, njll.
Ukubunjwa Kokucindezela
Ukubunjwa kokucindezela kusetshenziswa ikakhulukazi ekubunjweni kwamapulasitiki e-thermosetting.Ngokusho kwezakhiwo zezinto zokubumba kanye nezici zemishini yokucubungula nobuchwepheshe, ukubunjwa kokucindezela kungahlukaniswa ngezinhlobo ezimbili: ukubunjwa kokucindezela kanye nokubunjwa kwe-lamination.
1) Ukubunjwa Kokucindezela
Ukubunjwa kokucindezela kuyindlela eyinhloko yokubumba amapulasitiki e-thermosetting namapulasitiki aqinisiwe.Inqubo iwukucindezela impahla eluhlaza esikhunjeni esishiswe ezingeni lokushisa elithile ukuze impahla eluhlaza incibilike futhi igeleze futhi igcwalise isikhunta ngokulinganayo.Ngemva kwesikhathi esithile ngaphansi kwezimo zokushisa nokucindezela, izinto zokusetshenziswa zakhiwa zibe yimikhiqizo.Umshini wokubumba wokucindezelaisebenzisa le nqubo.
Izici zenqubo:
Imikhiqizo ebunjiwe iminyene ngokuthungwa, inembile ngobukhulu, ibushelelezi futhi ibushelelezi ngokubukeka, ayinazo izimpawu zesango, futhi inokuzinza okuhle.
Isicelo:
Phakathi kwemikhiqizo yezimboni, imikhiqizo ebunjiwe ihlanganisa imishini kagesi (amapulaki nezisekelo), izibambo zebhodwe, izibambo ze-tableware, amabhodlela amabhodlela, izindlu zangasese, amapuleti angenakunqamuka (izitsha ze-melamine), iminyango yepulasitiki eqoshiwe, njll.
2) Lamination Molding
Ukubunjwa kwe-lamination kuyindlela yokuhlanganisa izingqimba ezimbili noma ngaphezulu zezinto ezifanayo noma ezehlukene zibe ziphelele ngeshidi noma izinto ezifakwe emicu njengama-filler ngaphansi kwezimo zokushisa nezingcindezi.
Izici zenqubo:
Inqubo yokubumba i-lamination inezigaba ezintathu: impregnation, pressing, and post-processing.Isetshenziswa kakhulu ekukhiqizeni amashidi epulasitiki aqinisiwe, amapayipi, izinduku, nemikhiqizo eyimodeli.Ukuthungwa kuminyene futhi ingaphezulu libushelelezi futhi lihlanzekile.
Ukubunjwa komjovo wokucindezela
Ukubumba komjovo wokucindezelwa kuyindlela yokubumba ipulasitiki ye-thermosetting eyakhiwe ngesisekelo sokubunjwa kokucindezela, okwaziwa nangokuthi ukubumba kokudlulisa.Inqubo ifana nenqubo yokubumba umjovo.Ngesikhathi sokubunjwa komjovo wokucindezelwa, ipulasitiki ifakwa ipulasitiki endaweni yokudla yesikhunta bese ingena emgodini ngokusebenzisa uhlelo lokungena.Ukubumba umjovo kwenziwa ngepulasitiki emgqonyeni womshini wokubumba umjovo.
Umehluko phakathi kokubunjwa komjovo wokucindezelwa kanye nokubumba komjovo wokucindezelwa: inqubo yokubumba ukucindezela iwukondla impahla kuqala bese ivala isikhunta, kuyilapho ukubumba komjovo ngokuvamile kudinga ukuthi isikhunta sivalwe ngaphambi kokuphakelwa.
Izici zenqubo:
Izinzuzo: (uma kuqhathaniswa nokubunjwa kokucindezela)
(1) Ipulasitiki yenziwe ipulasitiki ngaphambi kokuba ingene emgodini, futhi ingakhiqiza izingxenye zepulasitiki ezinokwakheka okuyinkimbinkimbi, izindonga ezincanyana noma izinguquko ezinkulu ekujikeni kodonga, kanye nezinto ezifakwe kahle.
(2) Nciphisa umjikelezo wokubumba, uthuthukise ukusebenza kahle kokukhiqiza, futhi uthuthukise ukuminyana namandla ezingxenye zepulasitiki.
(3) Njengoba isikhunta sivalwe ngokuphelele ngaphambi kokubunjwa kwepulasitiki, ukukhanya kwendawo yokuhlukanisa kuncane kakhulu, ngakho-ke ukunemba kwengxenye yepulasitiki kulula ukuqinisekiswa, futhi ukugoqa kwendawo nakho kuphansi.
Okushodayo:
(1) Kuyohlala kunengxenye yezinto ezisele ezisele ekamelweni lokuphakela, futhi ukusetshenziswa kwezinto ezingavuthiwe kukhulu uma kuqhathaniswa.
(2) Ukunqunywa kwezimpawu zesango kwandisa umsebenzi.
(3) Umfutho wokubumba mkhulu kunowokubumba kokucindezelwa, futhi izinga lokuncipha likhulu kunelo lokubumba kokucindezelwa.
(4) Ukwakheka kwesikhunta nakho kuyinkimbinkimbi kakhulu kunesikhunta sokucindezela.
(5) Izimo zenqubo ziqinile kunokubunjwa kokucindezela, futhi ukusebenza kunzima.
Ukubumba Okujikelezayo
Ukubumba okujikelezayo kwengeza izinto zokusetshenziswa zepulasitiki esibunjeni, bese isikhunta sizungeziswa ngokuqhubekayo kanye nezimbazo ezimbili ezime mpo bese siyashisisa.Ngaphansi kwesenzo samandla adonsela phansi namandla ashisayo, impahla eluhlaza yepulasitiki esikhunjeni ihlanganiswa kancane kancane futhi ifane futhi incibilike, futhi inamathele kuyo yonke indawo yomgodi wokubumba.Ibunjwe ngendlela edingekayo, bese ipholiswa futhi ibunjwe, idilizwe, futhi ekugcineni, umkhiqizo utholakala.
Inzuzo:
(1) Nikeza ngendawo yokuklama eyengeziwe futhi unciphise izindleko zokuhlanganisa.
(2) Ukuguqulwa okulula kanye nezindleko eziphansi.
(3) Gcina izinto zokusetshenziswa.
Isicelo:
I-polo yamanzi, ibhola elintantayo, ichibi lokubhukuda elincane, indawo yokuhlala yebhayisikili, ibhodi lokuntweza, i-surfboard, ibhokisi lomshini, ikhava yokuvikela, umthunzi wezibani, isifafazi sezolimo, ifenisha, isikebhe, uphahla lwemoto yokukhempa, njll.
Eyesishiyagalombili, Ukubunjwa kwePlastiki Drop
I-Drop molding ukusetshenziswa kwe-thermoplastic polymer materials enezici zesimo esiguquguqukayo, okungukuthi, ukugeleza kwe-viscous ngaphansi kwezimo ezithile, kanye nezici zokubuyela esimweni esiqinile ekamelweni lokushisa.Futhi sebenzisa indlela efanele kanye namathuluzi akhethekile ukuze inkjet.Esimeni sawo sokugeleza kwe-viscous, sibunjwa sibe yisimo esiklanyelwe njengoba kudingekile bese siqina ezingeni lokushisa legumbi.Inqubo yezobuchwepheshe ikakhulukazi ihlanganisa izigaba ezintathu: ukukala i-glue-dropping plastic-cooling kanye nokuqinisa.
Inzuzo:
(1) Umkhiqizo unokungafihli kahle nokucwebezela.
(2) Inezici ezibonakalayo ezinjengokunqanda ukungqubuzana, ukungangeni kwamanzi, nokunqanda ukungcola.
(3) Inomphumela oyingqayizivele wezinhlangothi ezintathu.
Isicelo:
Amagilavu epulasitiki, amabhaluni, amakhondomu, njll.
Ukwakhiwa kwama-Blister
Ukwakhiwa kwamabhamuza, okwaziwa nangokuthi ukwakhiwa kwe-vacuum, kungenye yezindlela ze-thermoplastic thermoforming.Kubhekiselwa ekuhlanganisweni kweshidi noma okubalulekile kwepuleti kuhlaka lomshini wokwenza i-vacuum.Ngemva kokufudumeza nokuthambisa, izokhangiswa esibunjeni nge-vacuum ngokusebenzisa isiteshi somoya emaphethelweni esikhunta.Ngemuva kwesikhathi esifushane sokupholisa, kutholakala imikhiqizo yepulasitiki ebunjiwe.
Izici zenqubo:
Izindlela zokwenza i-vacuum ikakhulukazi zifaka ukwakhiwa kwevacuum eyi-concave die, ukwakheka kwevacuum ye-convex die, ukwakheka kwe-vacuum e-concave kanye ne-convex kufa okulandelanayo, ukwakheka kwevacuum efuthayo, ukwakheka kwe-vacuum yokusunduza phansi, ukwakheka kwe-vacuum ngedivayisi ye-gas buffer, njll.
Inzuzo:
Imishini ilula, isikhunta asidingi ukumelana nokucindezela futhi singenziwa ngensimbi, ukhuni, noma i-gypsum, ngesivinini sokwakheka okusheshayo nokusebenza okulula.
Isicelo:
Kusetshenziswa kakhulu emaphaketheni angaphakathi nangaphandle okudla, izimonyo, izinto zikagesi, ihadiwe, amathoyizi, imisebenzi yezandla, imithi, imikhiqizo yokunakekelwa kwempilo, izidingo zansuku zonke, okokubhala, nezinye izimboni;izinkomishi ezilahlwayo, izinkomishi ezihlukahlukene ezimise okwenkomishi, njll., amathreyi okuhlanga, amathreyi ezithombo, amabhokisi okudla okusheshayo awonakele.
I-Slush Molding
Ukubumba i-slush kuthela ipulasitiki yokunamathisela (i-plastisol) esikhunjeni (isikhunta esikhonkolo noma sowesifazane) esishiswe kuqala kuzinga lokushisa elithile.Ipulasitiki yokunamathisela eduze nodonga lwangaphakathi lwesikhunta izoba ijeli ngenxa yokushisa, bese ithululela ipulasitiki yokunamathisela engazange igelise.Indlela yokushisa ukushisa (ukubhaka nokuncibilika) ipulasitiki yokunamathisela exhunywe odongeni lwangaphakathi lwesikhunta, bese uyipholisa ukuze uthole umkhiqizo ongenalutho ovela esikhunjini.
Izici zenqubo:
(1) Izindleko eziphansi zemishini, kanye nesivinini esikhulu sokukhiqiza.
(2) Ukulawulwa kwenqubo kulula, kodwa ukunemba kogqinsi, kanye nekhwalithi (isisindo) yomkhiqizo impofu.
Isicelo:
Isetshenziselwa kakhulu amadeshibhodi ezimoto asezingeni eliphezulu neminye imikhiqizo edinga umuzwa wezandla ophezulu kanye nemiphumela yokubuka, amathoyizi epulasitiki anodaka, njll.
Isikhathi sokuthumela: Apr-19-2023
