Ukuphoswa kwesanti yinkqubo eqhelekileyo yokuphoswa, eyaziwa ngokuba yi-sand casting. Yindlela yokwenza ukuphoswa ngokusebenzisa isanti kwi-casting mold.
Inkqubo yokuphosa isanti ibandakanya la manyathelo alandelayo:
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Ukulungiswa kwesikhunta: Yenza iisikhunta ezimbini ezinee-concavities ezintle nezingalunganga ngokwemilo nobukhulu benxalenye. Isikhunta esihle sibizwa ngokuba yi-core, kwaye isikhunta esingalunganga sibizwa ngokuba yi-sandbox. Ezi zikhunta zihlala zenziwe ngezinto ezichaseneyo.
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Ukulungiswa kwesikhunta sesanti: Beka umbindi kwibhokisi yesanti uze uyizalise ngesanti yesiseko ejikeleze umbindi. Isikhunta sesiseko sidla ngokuba ngumxube okhethekileyo wesanti ecolekileyo, udongwe kunye namanzi. Emva kokuba kugqityiwe ukuzaliswa, isikhunta sesanti siyaxinwa kusetyenziswa uxinzelelo okanye ukungcangcazela.
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Ukunyibilikisa isinyithi: Ukunyibilikisa isinyithi esifunekayo sibe yimeko yolwelo, ngokuqhelekileyo kusetyenziswa isithando somlilo ukufudumeza izinto zesinyithi. Nje ukuba isinyithi sifikelele kwinqanaba elifanelekileyo lokunyibilikisa, inyathelo elilandelayo linokuqala.
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Ukugalela: Isinyithi esilulwelo sigalelwa kancinci kwisikhunta sesanti, sizalise yonke imilo. Inkqubo yokugalela ifuna ubushushu obulawulwayo kunye nesantya ukuze kuthintelwe amaqamza, imingxunya yokuncibilika okanye ezinye iziphene.
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Ukuqina Nokupholisa: Nje ukuba isinyithi esilulwelo esikwisixokelelwano sokufaka ulwelo sipholile kwaye siqine, isixokelelwano singavulwa kwaye isixokelelwano sokufaka ulwelo sisuswe kwisixokelelwane sokufaka ulwelo kwisanti.
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Ukucoca kunye nokulungisa emva kokucoca: Ii-castings ezisusiweyo zinokuba nesanti okanye i-grit enamathele kumphezulu kwaye kufuneka zicocwe kwaye zinqunyulwe. Iindlela zoomatshini okanye zeekhemikhali zingasetyenziswa ukususa i-grit nokwenza ukusika nokulungisa okufunekayo.
Ukuphosa isanti yindlela yokuphosa eguquguqukayo nengabizi kakhulu efanelekileyo ekuveliseni iindawo zesinyithi ezinobukhulu obahlukeneyo kunye neemilo. Isetyenziswa kakhulu kumashishini afana neemoto, oomatshini, i-aerospace kunye namandla.
Inkqubo yokuphosa isanti ingashwankathelwa ngala manyathelo alandelayo: ukulungiswa kokubumba, ukulungiswa kwesanti, ukunyibilikisa isinyithi, ukugalela, ukuqinisa nokupholisa, ukucoca kunye nokucubungula emva koko.
Ukuphoswa kwesanti kunokwahlulwa ngokweentlobo ezilandelayo ngokweemold ezahlukeneyo zesanti:
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Ukuphosa Isanti Exutyiweyo: Olu lolona hlobo luqhelekileyo lokuphosa isanti. Kwi-mixed sand casting, kusetyenziswa isanti edityanisiweyo equlethe isanti, i-binder kunye namanzi. Le mold yesanti inamandla aphezulu kwaye ihlala ixesha elide kwaye ifanelekile ukuvelisa i-castings ezincinci, eziphakathi nezinkulu.
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Ukuphoswa kwesanti ye-binder: Olu hlobo lokuphoswa kwesanti lusebenzisa i-sand mold ene-binder ekhethekileyo. I-binder iphucula amandla kunye nokuqina kwe-sand molds ngelixa iphucula umgangatho womphezulu kunye nokuchaneka kwe-castings.
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Ukuphosa isanti eqinileyo: Ukuphosa isanti eqinileyo kusebenzisa isikhunta sesanti esiqinileyo esinokumelana nomlilo kakhulu kwaye sihlala ixesha elide. Le khunta yesanti ifanelekile ukuvelisa iikhunta ezinkulu nezinomthwalo omninzi, ezifana neebhloko zeenjini kunye neziseko.
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Indlela yokususa isanti: Kolu hlobo lokususa isanti, kusetyenziswa iindlela ezahlukeneyo zokususa isanti ukuze kwenziwe ukulungiswa kunye nokuthatyathwa kwesanti kube lula ngakumbi. Iindlela eziqhelekileyo zokukhulula ziquka ukukhupha isanti eluhlaza, ukukhupha isanti eyomileyo kunye nokukhupha isanti esetyenziselwa ukukhulula isanti.
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Ukuthuthwa kwesanti okufana nomzekelo: Ukuthuthwa kwesanti okufana nomzekelo yindlela yokuthuthwa kwesanti esebenzisa isikhunta esihambayo. Le ndlela ifanelekile ukuvelisa ii-castings ezineemilo ezintsonkothileyo kunye nezakhiwo zangaphakathi, ezifana neegiya kunye nee-turbine.
Oku kungentla yinkqubo eqhelekileyo kunye nohlelo oluqhelekileyo lokuphosa isanti. Inkqubo ethile kunye nohlelo lunokutshintsha ngokweemfuno ezahlukeneyo zokuphosa kunye nezixhobo.
Ixesha lokuthumela: Oktobha-13-2023