Ubudlelwano Phakathi Kokunamathela Kwesikhunta Inkinga Nesikhunta Khipha Umenzeli

Ukunamathela kungumthelela ophindaphindiwe wejubane eliphezulu kanye nejubane eliphakeme loketshezi lwensimbi lokugcwalisa, olubangela ukusabela kwamakhemikhali phakathi kobuso bensimbi yesikhunta kanye ne-alloy ekubunjweni, futhi kwakheka ungqimba lokuphendula kwamakhemikhali ebusweni besikhunta, kuholela esimweni sokunamathela kokuphonsa. Ngokuvamile, isikhunta esinamathela ngokungathi sína kungumongo.

Lapho izingxenye zokufa zizinamathela kusikhunta, indawo ekhanyayo ilukhuni, ethinta ubunzima bokubukeka; indawo esindayo iyaxebuka, ayinayo inyama, izingqinamba, izinyembezi, futhi ibangele nokuthi ukuphosa kuvuze. Ukwakheka nokunwetshwa kwesikhunta okunamathelayo akugcini nje ngokunciphisa ikhwalithi yesimo nokunemba kokuphonsa, kubhubhisa ungqimba oluminyene lobuso besikhunta, ikakhulukazi isikhundla somgijimi wesikhunta, kepha futhi kwandisa amahora womuntu nezindleko zokulungiswa kwesikhunta , futhi kuze kuholele ekusakazeni imfucuza nokwehluleka kokuqala kwesikhunta.

Isimo sendawo yokuxhumana phakathi kwensimbi encibilikisiwe nesikhunta ngaphansi kwezinga lokushisa okuphezulu nokucindezela okukhulu kuyinkimbinkimbi kakhulu. Yize ucwaningo lwabantu ngenkinga yokunamathela ekubunjweni kokufa luhamba kancane lusuka ebusweni obukhulu luye kubuso obuncane, kusukela ekuhlaziyweni okuyikhwalithi kuye ekusungulweni kokuhlaziywa kwemodeli yezibalo, kusuka ocwaningweni olulodwa lwezinto kuya kuzici eziningi Ucwaningo olunzulu luqala kusuka ocwaningweni olumile luye ocwaningweni olunamandla, kepha iningi labo lisahlala ekuhlaziyweni kwekhwalithi enembile. Ngokuya ngezimo ezithile zesikhunta esinamathelayo, ezinye izinto ezithinta ukwakheka nokukhula kwazo zifingqiwe, futhi ezinye izindlela zokuzivikela zithathwa ngokufanele. Njengamanje, ukuvumelana ngukuthi: kufa imingcele yenqubo yokuphonsa, ukwakheka kwesikhunta, izinga lokushisa lesikhunta, ikhwalithi yesikhunta, ukugcwalisa izinga lokushisa, ukwakheka kwamakhemikhali kanye nekhwalithi yomenzeli wokukhishwa kwesikhunta, inqubo yokufafaza, njll., Konke kunomthelela obalulekile ekunamatheleni kwesikhunta, kunokuba unamathele. Isikhunta simane sixhunyaniswe ne-ejenti yokukhipha intuitively. Kodwa-ke, ikhwalithi nendlela yokusebenzisa ye-ejenti ekhishwayo ixhumeke ngokungenakuhlukaniswa nesikhunta sokunamathela okufa. Kubasebenzi abasebenza ngokufa, ukuqonda nokwazi ubudlelwano phakathi kwabo, ukuzazi wena nesitha, kungalawula inqubo yokuphonsa ngokufa ngokunembe kakhudlwana.

Umenzeli wokukhishwa uqobo ungumkhiqizo wamakhemikhali, futhi kuyinsimu ehlukile yolwazi kusuka ezintweni zensimbi nezinqubo zokubumba. Kodwa-ke, i-crossover yokuqondiswa kwezigwegwe ibilokhu ingumqondo ongenakugwenywa wokwenza izinto ezintsha nentuthuko. Umbhali uzama ukugxila kokuthi "yimaphi amandla akhiqiza isikhunta esinamathelayo? Yiziphi izici ezithinteka ikakhulu isikhunta esiqinile Indlela yokuvimbela?" nezinye izindaba ziyahlaziywa futhi zifingqwe. Ngalesi sizathu, thatha i-aluminium alloy die-casting njengesibonelo, bese ukhuluma ngobudlelwano phakathi komenzeli wokukhishwa kwesikhunta nesikhunta sokufa.

Izakhiwo zePhysicochemical Of Sticky Mold

I-Sticky mold theory iyinkolelo ephelele ephathelene nesayensi yensimbi, i-chemistry kanye nemishini. Ngokuyisisekelo, isikhunta esinamathelayo ukuhlangana ngokomzimba nangokwamakhemikhali phakathi kwama-molecule noma ama-athomu ento esibonakalayo phakathi kokuphonsa nokubunjwa, okubaluleke kakhulu okunamathelayo.

I-Aluminium, i-zinc, i-magnesium, ithusi nezinye izinto zensimbi ezi-die-cast nezinto zokwakha isikhunta zinesakhiwo se-polycrystalline, futhi ama-molecule angaphezulu anamandla amakhulu kakhulu kunama-molecule angaphakathi, okungukuthi, amandla angaphezulu. Zonke zinemvelo ethambekele emandleni aphansi kunawo wonke, okungukuthi, isazela sokuqhuba ukuhlelwa kwama-athomu endaweni yamahhala ukulinganisela. Uma lezi zinsimbi ezimbili zisondelene kakhulu, ukuze kuncishiswe amandla angaphezulu, ama-lattices phakathi komunye nomunye azohlanganiswa, kubangele ukunamathela. Njengoba sonke sazi, kunamandla adonsela phansi phakathi kokuqina okuhlangana. Amandla adonsela phansi akhiwa nge-bond yensimbi, i-covalent bond ne-ionic bond, okungeyesibopho samabhendi amafushane. Kukhona nebanga elide iVon Der Wools Force (Von Der Wools Force). Lapho ibanga lokuxhumana lingama-nanometer ambalwa, wonke amabutho e-van der Waals ayasebenza. Ngaphakathi kwe-nanometer eyi-1, amabutho ahlukahlukene amabanga amafushane aqala ukusebenza. Ukulinganisa amandla ebhondi yokunamathela, qala ngokuthola ukuhlangana kwensimbi, bese ubala amandla engaphezulu engaphezulu lokuxhumana. Kodwa-ke, ngenxa yesakhiwo esiyinkimbinkimbi se-elekthronikhi sensimbi, akunakwenzeka ukuthi kusombululwe amandla okuhlangana okwamanje.

Ngokombono womkhuba, ukunamathela akuyona into engaphezu kokuhlanganiswa kwamakhemikhali noma ukuvinjelwa kwemishini. Izici eziyinhloko ezihlobene namandla wokubambelela yilezi: uhlobo lwensimbi, ukuncibilika okuhlangene kwensimbi, ukuma kwe-crystal lattice, indlela yokwakheka kwe-elastoplastic ngesikhathi sokuxhumana, ukuvuselelwa kwe-elastic, ukuhlukaniswa kanye ne-oxidation, ukuhlukaniswa kanye ne-microcracking, izinga lokushisa lokuxhumana , njll. Ukwenziwa kobuso kwesikhunta uqobo, ukuqina kobuso, ingcindezi yokuxhumana, njll. nakho kubalulekile. Amandla okubopha ama-athomu ahlukile ahlukile, futhi ama-alloys wezingoma ezahlukahlukene akhombisa ukuthambekela okuhlukile kokunamathela. Ngakho-ke, ukukhetha ifomula elifanelekile lesikhunta nefomula yomenzeli wokukhipha kunganciphisa ukunamathela phakathi kokuphonsa nokubunjwa.

Izimbangela Zokunamathela Kwe-Aluminium Ekufoleni Isikhunta Sokufa

I-adhesive aluminium uqobo iyindlela yokusabela kwamakhemikhali phakathi kwezinsimbi.

1) Ukwakhiwa Kwamakhemikhali

Ukukhula okukhulu kokuhlangana phakathi kwe-die-casting alloy nensimbi yokufa, kuba lula ukuncibilika futhi kuhlangane. Lapho okuqukethwe kwensimbi ku-aluminium alloy kungaphansi kuka-0.7%, ama-athomu ensimbi ebusweni besikhunta angangena ngaphakathi kuketshezi lwe-aluminium ngenxa yesilinganiso sokuhlushwa, futhi kulula ukwakha i-iron-aluminium noma i-iron-aluminium- izinhlanganisela ze-silicon intermetallic bese unamathela ekubunjweni. Ngokusobala, ukuthambekela kokunamathela kwe-aluminium emsulwa yikhona okubucayi kakhulu, kuyilapho ukuthambekela kokunamathela kwe-eutectic aluminium-silicon alloy okuvame ukusetshenziswa ekuphonseni izidumbu kuncane. I-Nickel inomphumela wokukhuthaza ukukhula kwama-intermetallic compounds, futhi ukufakwa kuketshezi lwe-aluminium ne-chromium ne-nickel kungakhuphula ithuba lokunamathela kwe-aluminium. I-silicon ephezulu nokwanda kwama-manganese kunganciphisa ijubane lokukhula kwesigaba sensimbi esiphakathi futhi kunciphise ukunamathela kwesikhunta. Inani elincane le-strontium (0.004%) ne-titanium (0.125%) nakho kunganciphisa ukunamathela kwe-aluminium.

Ngamafuphi, lawula ngokuqinile ukwakheka kwe-alloy ngaphakathi kwebanga elifanele, futhi unamathele ekuhlanzekeni kwe-aluminium alloy liquid, okuyisisekelo sokugwema ukunamathela kwesikhunta.

2) Isikhunta Izinto

Izinto zesikhunta zabalelwa ku-10% wezindleko eziphelele zesikhunta. Ngawo-1950, i-3Cr2W8V esetshenzisiwe isikhunta sensimbi engeniswe isuka ezweni elaliyiSoviet Union yasetshenziswa kakhulu eChina. Lapho kufa isikhunta esingu-10,000 20,000 kuya ku-1990 13, imifantu yezinwele yaqala ukuvela emgodini, futhi isikhunta sasinganamatheli. gwema. Ngawo-15, ibanga lensimbi elihle kakhulu i-H200,000 laqhamuka e-United States. Njengomsebenzi oshisayo opholile womoya ofa ufe insimbi ngobunzima nobulukhuni, ubude bayo bempilo bungafinyelela izikhathi ezi-61 kuye kwezingama-61. Kunwetshwe izinhlobo ezahlukahlukene zamamaki zensimbi kusetshenziswa leli banga lensimbi njenge-matrix, njenge: Japan SKD13 ye (JIS); I-STDXNUMX yaseNingizimu Korea (KS); I-BHXNUMX yaseBrithani (BS), njll. Uma ikhwalithi yento ekhethiwe yesikhunta iphansi, ukuqina kwayo, ukuqina, ukugqoka ukumelana, ukuzinza kokwelashwa kokushisa akulungile, ubulukhuni besikhunta abanele, ubuso besikhunta bufakwa yi-die-casting i-alloy ngesikhathi sokudilizwa, noma umgogodla ugobile futhi ukhubazekile, okwandisa ukumataniswa kwesikhunta Ukumelana kokukhishwa kwesikhunta kokuphonsa kulula ukudala ukukhubazeka njengokuqhekeka kobuso besikhunta nokushisela ngenxa yokukhubazeka okuzelwe, okuholela ngqo ekubambeni kwesikhunta. Ingxenye yokunamathela kwesikhunta yokusakaza ivame ukuveza amamaki wokudweba njengobuso obukhulu, ukuxebuka noma ukungabi nalutho. Endabeni yokunamathela okunzima, ukusakaza kuzodabulwa futhi kulimale. Ubuso besikhumba sesikhunta buzohambisana ne-laminate casting alloy, futhi umbala uzoba mhlophe, njengoba kukhonjisiwe esithombeni.

Isizathu sokuthi ukunamathela kwenzeka kalula endaweni eshisayo yesikhunta noma ngqo maqondana nesango ukuthi ungqimba lwe-intermetallic compound kulula ukwakhiwa lapha, futhi ungqimba lwe-intermetallic compound Al4FeSi nesikhunta se-H13 sinamandla aqinile okubopha. Isendlalelo esincanyana se-intermetallic compound esakhiwe sidalwa ukuncibilika kwejubane eliphakeme kushaya ngapha nangapha ubuso besikhunta ngesikhathi sokugcwaliswa, okwenza ungqimba lwe-intermetallic compound luqhume ebusweni besikhunta. Izinto ezingagqokiwe i-Cr23C6 ingavimbela ngempumelelo umthelela wamakhemikhali we-aluminium alloy melt futhi inciphise ukulahleka kwezinto zesikhunta kanye nokwenzeka kokunamathela kwesikhunta.

3) Isikhunta Design

Lapho inqubo yokusebenza kokufa ifana nokujwayelekile, kepha isikhunta esisha sinamathela kusikhunta, ukulungisa iphutha ngenqubo yokufa nokufafaza kungalungiswa, kepha uma kungazinzile, kusho ukuthi isizathu esiyinhloko inkinga yesakhiwo sokulingisa design, isikhunta design noma yokukhiqiza.

Owokuqala ukwakhiwa kwesango langaphakathi, njengokulawulwa okungafanele kokuqondisa kokugeleza, indawo enqamulelayo, isivinini somjovo, njll., Insimbi encibilikisiwe iqeda ngqo ingqikithi noma udonga, oluthanda kakhulu ukubambelela. Uma ishaya ohlangothini lwesikhunta esinqunyiwe, amandla okupakisha wokuphonsa ohlangothini lwesikhunta esinqunyiwe azokwanda. Lapho ukuncipha okuphelele noma okuyingxenye yokusakaza kunokusatshalaliswa okungalingani futhi okunengqondo kwamandla okubamba isikhunta, ukusakaza kuzovela kuphambukile, kusontekile, kuthambekele, kukhubazekile, kuqhekeziwe, kuphukile ngenxa yokunamathela kwesikhunta, futhi kunamathele isikhunta esinqunyiwe, noma unamathele phezulu kwesikhunta esisusekayo. . Uma ithambeka lokudilikelwa kwendawo engaguquki yesikhunta noma indawo eyakhelwe ngaphakathi incane kakhulu noma inethambeka elibuyela emuva, ukumelana kokulingisa kuzokwanda, kubangele imihuzuko ngesikhathi sokudonsa okuyisisekelo nokususwa kwengxenye. Ngaphezu kwalokho, ukwakheka kwesikhunta akukona ukuqina ngokwanele ukulahlekelwa ukunemba okufanele kube ngaphambi kwesikhathi; ukuphela kwesikhunta ebusweni kanye nokwelashwa okuqinisa ubuso kuyantuleka; ukwakheka kwesistimu yokupholisa kufoloma elihambayo nelilungisiwe akunangqondo, okwenza ukushisa kokusebenza kwesikhunta kungalingani futhi kuzinze; kunezindawo ezishisayo, njll. Hola kusikhunta esinamathelayo.

4) Isikhunta Icubungula

Ukushisa okungqubuzanayo okwenziwe ngesikhathi senqubo yokugaya isikhunta kuzodala imifantu ebusweni. Ukuba khona kwengcindezi yokugaya kuzonciphisa nokumelana nokukhathala okushisayo kwesikhunta. Ubuso bomgogodla wesikhunta, ikakhulukazi ubuso obubi bomgijimi noma indawo enenani elincane lokuklwebheka namamaki wombhali ebusweni besikhunta, yimithombo engaba khona yokuqhekeka. Izinga lokushisa eliphakeme lasendaweni le-EDM lokuqedela imishini lakha indawo enomoya ongaphansi. Ukwakheka nokwakheka kwamakhemikhali ale ndawo kwehlukile kune-matrix. Ubulukhuni bale ndawo buphezulu. Ngaphezu kokuba khona kwengcindezi eyinsalela ebusweni, ukwelashwa kokupholisha kungahle kungabi bikho, futhi kungakha imifantu emincane ekusetshenzisweni kokuqala kwesikhunta. Hola kusikhunta esinamathelayo.

5) Inqubo Yokuphonsa Ukufa

Uma izinga lokushisa lokugcwalisa uketshezi lwe-alloy luphezulu kakhulu, ukusabalalisa nokuphendula kwensimbi kuzosheshiswa. Lapho ifilimu ethambisa kalula izobhujiswa kalula, kulapho ingaphezulu lesikhunta lizoxhunyaniswa khona, futhi lizoba sengozini enkulu yokuguguleka nokunamathela kwe-aluminium. Uma isivinini somjovo nengcindezi kuphakeme kakhulu, izinga lokushisa lesikhunta liphakeme kakhulu, nobulukhuni besikhunta buphansi, ukuncibilika, ukunamathela kwe-welding nokunamathela kwesikhunta kuzovela kalula.

6) Ummeli Wokukhishwa

Umsebenzi oyinhloko we-ejenti yokukhipha ukuvikela isikhunta nokwakha ifilimu yokugcoba eqinile ukunciphisa umthelela oshisayo we-aluminium esheshayo encibilikisiwe esikhunjeni.

Ama-ejenti wokukhipha isikhunta aphansi awunawo umsebenzi wokuvikela isikhunta, ngoba ukwakheka kwawo kwamakhemikhali kunquma ukuthi akunakwenzeka ukwakha ifilimu yokuthambisa eqinile, ebushelelezi, egcina ukushisa, enegesi encane, engenayo insalela, futhi efanelekile ekugelezeni kuketshezi lwe-alloy ngaphakathi kwebanga lokushisa kwesikhunta elidingeka ngenqubo. Akunandaba ukuthi inqubo yokufafaza ilungiswa kanjani, izici zayo ezibalulekile azinakuguqulwa, ngakho-ke ingozi efihliwe yokunamathela kwesikhunta ayinakugwenywa.

Izindlela Zokuxazulula Inkinga Yesikhunta Esinamathelayo

Inkinga yokunamathela kwesikhunta ukusabela okuphelele kwezici eziningi. Ngakho-ke, ukuxazulula inkinga yokunamathela isikhunta, kufanele sihlaziye futhi sahlulele kusuka ezinhlangothini eziningi, sivumele ukulingwa nephutha, kepha singenzi izahlulelo ezizenzekelayo. Izinto ezilandelayo ezifingqiwe ngumlobi ngamakhono empirical asuselwa kumcabango webhokisi elimnyama, okungukuthi, isikhunta sithathwa njengebhokisi elimnyama, futhi ushintsho lwangaphakathi lwenqubo yokugcwalisa aluphenywa, futhi kuphela kuphela imikhawulo emibili emnyama ibhokisi ngamapharamitha wokufaka nemiphumela yokubumba. Ukuxazulula imodi enamathelayo ngokuyisisekelo, idinga ukuqondiswa kwemiphumela yocwaningo olunzulu lwe-micro-theoretical, futhi kusekude ukuhamba.

• Bheka izinto ezithinta isivinini sesango: isivinini sezibhakela, usayizi wezibhakela, ingcindezi ethile, usayizi wesango, ukunciphisa isivinini sesango ngangokunokwenzeka noma ulungise ukuqondiswa kwesango ukuze uxhumane nomphezulu womgodi nge-engeli encane ukugwema i-angle yokuxhumana. ama-degree ukunciphisa ukuguguleka komgodi nokugwema umthelela engxenyeni. Nciphisa isikhathi sokugcwalisa ukunciphisa iwindi lokushaqeka okushisayo.
• Lungisa isiteshi sokupholisa isikhunta, ikakhulukazi i-node eshisayo nomgogodla okulula ukunamathela kusikhunta, engeza okupholile uma kunesidingo. Faka isifutho sesibili noma faka okokushisa okuphezulu kokushisa okushisayo engxenyeni yokunamathela ukunciphisa ukushisa kwesikhunta sengxenye yokunamathela futhi uzuze ukushisa kwesikhunta okuzinzile nokulinganisela.
• Endaweni encane kunazo zonke yokukhipha, ukucindezela okukhulu kokugcwalisa kungakhuthaza ukunamathela kwesikhunta. Ngaphansi kwesisekelo sokwanelisa ikhwalithi yabalingisi, nciphisa ingcindezi yokugcwalisa ngangokunokwenzeka. Kokubili ukucindezela okumile nokucindezela kubalulekile. Ngasikhathi sinye, ukulungiswa kwengcindezi kufanele kubalwe futhi kulungiswe ngokusho komdwebo we-PQ2.
• Ukushisa okuphezulu kwesikhunta nokushisa okuthelayo kuzokwandisa ukuthambekela kokunamathela kwesikhunta. Lapho kunezici eziningana ezithinta ukunamathela kwesikhunta, ukwehlisa ukushisa kwesikhunta noma ukuthela izinga lokushisa kuyindlela engcono yokuyilungisa.
• Izinto ezikhethekile ezinamandla amakhulu, njenge-Mo-785, Ti-6AI-4V ne-Anviloy 1150, zingasetshenziswa lapho kungenzeka khona ukunamathela kwesikhunta. Izindlela ezahlukahlukene zokwelashwa kwesikhunta zinganciphisa kakhulu ukunamathela kwesikhunta. Njengokwelashwa kwe-nitriding ne-carbonitriding, umugqa womzimba oshisayo ungqimba olufana ne- {TiAl} N ne-CrC ne-aluminium ifilimu, njll, ukuqinisa ukwelashwa kobuso besikhunta, ukumboza isikhunta --- CVD, PVD, TD, njll idinga ukuqedwa ngokushesha okukhulu. Uma kuvunyelwe ukuthuthukisa, ubunzima obuningi ngokwengeziwe nokuphindeka kuzovela.
• Sebenzisa ama-ejenti wokukhishwa kwekhwalithi ephezulu anezinga lokushisa eliphakeme elenza ifilimu, izinga lokuqina lesikhunta nomphumela omuhle wokuthambisa. Faka isikhunta unamathisele lapho uzama isikhunta esisha ukuvimbela ubunzima. Ezindaweni ezinamazinga okushisa aphezulu lapho kulula khona ukunamathela isikhunta, i-anti-stick wax paste ingasetshenziswa njalo noma ifafazwe kancane nge-anti-stick wax liquid.
• Qapha ngokucophelela i-engeli yokukhishwa kwesikhunta, futhi inani layo eliphakeme kakhulu elivumelekile kufanele lihambisane nezinga lokufa lesikhunta.
• Umklamo wokwakheka kwe-die-casting alloy kufanele ucabangele izinto ezingadala ukunamathela kwesikhunta. Isibonelo, ngaphakathi kwebanga elivumelekile, kungakuhle ukuthi ulawule okuqukethwe yensimbi ku-aluminium alloy kungabi ngaphansi kuka-0.7%. Kuyadingeka ukuvimbela ukunamathela kwesikhunta okubangelwa ukuxubana nezinsimbi eziphansi zokuncibilika. Uma usebenzisa i-master alloy ukulungisa ukwakheka kwamakhemikhali, ngaphezu kwezinsimbi ngazinye ezifana ne-magnesium ne-zinc, izinsimbi ezihlanzekile azikwazi ukwengezwa kuketshezi lwe-aluminium ukuvimbela ukuhlukaniswa okunzima ekubangeleni ukunamathela kwesikhunta. iwindi lenqubo yokugwema ukunamathela kwesikhunta.
• Lapho kuncipha kakhulu kwe-alloy die casting, kuba lula ukunamathela kusikhunta futhi kubi namandla okushisa okuphezulu. Amanye ama-alloys anesilinganiso esikhudlwana sokuncipha. Ububanzi bebanga lokushisa eliketshezi futhi eliqinile le-alloy, kukhulu ukuncipha kwe-alloy. Ngokuya ngesimo nokwakheka kokuphonsa, uma ukunamathela nokukhubazeka okubangelwa ukuncipha kunzima ukukuqeda, kuyadingeka ukuthi ucabange ukushintshela ku-alloy ene-low volume shrinkage ne-linear shrinkage namandla aphezulu okushisa aphezulu; noma lungisa ukwakheka kwe-alloy (okufana ne-aluminium silicon Lapho okuqukethwe kwe-silicon ku-alloy kukhuphuka, izinga lokuncipha lokusakaza liba lincane) linciphisa isilinganiso salo sokuncipha; noma shintsha i-alloy, njengokufaka u-0.15% kuya ku-0.2% we-titanium nokunye okususa okusanhlamvu kuketshezi lwe-aluminium alloy ukunciphisa ukuthambekela kwama-alloys okuncipha.

Ubudlelwano Phakathi Kwesikhunta Khipha Umenzeli Nesikhunta Esinamathelayo

Ukulingiswa kwe-Die kuyinqubo eguquguqukayo ye-thermodynamic. Ama-alloys afana ne-aluminium ne-zinc anokuthambekela okunamandla kokunamathela ebusweni bomgodi. Umenzeli wokukhipha ofuthwayo angasebenza njenge-ejenti yokuhlukanisa phakathi komgodi nensimbi engamanzi ukuvimbela insimbi ekunamatheleni ebusweni bomgodi. Ukukhethwa ngokucophelela komenzeli wokukhishwa (ukwakheka, izinga lokushisa lokuhlangana, ivolumu yomoya, izinsalela, amandla we-conjunctival, ithonya ekugqokeni komhlaba okulandelayo, njll.) Kanye nobuchwepheshe bokusebenza obuzwakalayo (ukukhishwa kwe-ejenti yokukhululwa, ukusatshalaliswa kokushisa kwesikhunta, inqubo ye-atomization, ukufafaza Isikhathi nebanga, njll. .) yizinto ezibalulekile ukuvimbela ukunamathela kwesikhunta.

Isikhathi esingaphezu kwengxenye yekhulu leminyaka, ngokuthuthuka kobuchwepheshe bokusakaza okufa, abasebenzeli bokukhishwa kwesikhunta nabo bathuthukile ngokufanele. Lokhu kuthuthukiswa kufaka ukwakheka komenzeli wokukhululwa, ukwakheka kwefilimu, ukumelana namazinga okushisa, ukuthambisa, ukuvimbela ukunamathela kwesikhunta kanye nokushisela, nokuhambisana nezidingo zokuvikelwa kwemvelo, okungenabungozi futhi okuphephile emzimbeni. Kusuka ekumbathisweni kuka-oyela + kwe-graphite ekuqaleni kuya kokumbozwe ngamanzi, kusuka ochungechungeni olujwayelekile olususelwa ku-oyili olususelwa ku-oyili ochungechungeni lwamafutha wokukhishwa osuselwa emanzini, ama-ejenti wokukhipha anhydrous (we-micro-spraying), Futhi athuthukise maqondana nezingubo ezisebenza unomphela nezingubo eziyimpuphu. Kepha kuze kube manje, akukaze kube khona umenzeli wokukhishwa onganikeza zonke izakhiwo ezikhona ngaphandle kwemikhawulo noma okubi. Ipeyinti elihlala njalo lihlolwe ukukhishwa kwe-zinc alloy die-casting. Ixhumeke ngamakhemikhali ebusweni besikhunta. Ukumboza kuzinzile ku-698ºC, kepha kulula ukuguga, ngakho-ke kuyadingeka ukuzama ukunweba ukuqina kwayo. Ekuphonsweni kokufa kwe-aluminium ne-magnesium alloys, ikakhulukazi ukuthi ungakuthuthukisa kanjani ukuzinza okushisayo kokumboza. Ngokombono wokuvikelwa kwemvelo nokuphepha, kufanele kubhekwe nokwehliswa noma ukuqedwa kwamakhemikhali awuketshezi ayingozi. Eminyakeni yakamuva, umsebenzi omningi wokucwaninga uqondiswe ekubunjweni okuhlala unomphela nasekubunjweni okungapheli. Ngokwakha okugqokiwe okusha, ukunqoba i-welding nokunamathela, futhi ekugcineni ulahle ama-ejenti wokukhipha isikhunta, lokhu kuyindlela entsha ephazamisayo. Kodwa-ke, imiphumela etholakele kuze kube manje ayinakusetshenziswa kuzicelo zezimboni. Izinkinga ezinkulu ukuqina kwengubo, indlela yokumboza kanye nentengo.

Esikhathini esizayo esibonakalayo, ukuthuthukiswa kanye nocwaningo lwama-ejenti ahlukahlukene wokukhishwa kusazobaluleka. Kukhona ingcindezi enkulu yokuxhumana phakathi kwendawo yokubumba ingxenye yokufa nokufa kwesikhunta. Ingxenye yokusakaza ibhekiswe ekucindezelweni kokucindezelwa kokucindezela okungafani ngendlela efanayo ngesikhathi sokulingisa. Ngakho-ke, ifilimu lokuthambisa elenziwa yi-ejenti yokukhipha isifutho kulula ukuqhekeka, futhi ukushisa okuphezulu nakho kubangela ushintsho lwamakhemikhali kwifilimu yokuthambisa. . Ngesikhathi sokukhishwa kwesibili, kuzovela inani elincane lensimbi entsha. Ubuso obusha bunezinto ezahlukahlukene zomzimba nezamakhemikhali kusuka ebusweni bensimbi yasekuqaleni. Akukho ukuvikelwa kokuthambisa, futhi kulula ukunamathela kusikhunta futhi kubangele ukuthi isikhunta sigqoke. Ngasikhathi sinye, ukucindezela okwengeziwe nokucindezela okusalile okubangelwa ukusatshalaliswa okungalingani kokuguqulwa kwangaphakathi kokuphonsa nakho kukhulisa ubunzima bokuthatha ingxenye kuze kube yilapho isikhunta sinamathela.

Ukuze isikhunta, ngenxa ushintsho inqubo die-ekubunjweni futhi emkhakheni lokushisa isikhunta, inqubo ukwakha uhlobo ukuxabana ngezikhathi futhi engazinzile, futhi izingxenye ezahlukene isikhunta zihlukile. Umshini wokuthambisa kulo mbuso awukwazi ukuhlaziywa futhi uchazwe yi-Coulomb friction theorem ku-physics ejwayelekile. Ochwepheshe basekhaya nakwamanye amazwe babeke phambili ngokulandelana umbono wokungqubuzana kwamangqamuzana, ukubambelela kwe-ligou theory, ukungqubuzana kwemingcele, ukungqubuzana okuxubekile, umbono we-elastic viscous friction, njll.

Ama-ejenti wokukhishwa kwe-graphite asetshenziselwa ukunciphisa ukunamathela kwe-aluminium kwizikhunta awasasetshenziswa ngenxa yomthelela wezemvelo. Indlela esebenza ngayo i-ejenti ekhishwayo ukwakha ifilimu evikelayo phakathi kokusakazwa nokubunjwa, ngenkathi ivimbela i-aluminium alloy liquid ekuxhumaneni ngqo nobuso besikhunta. Lokhu kudinga ukuthi umenzeli okhululayo abe namandla anele ukumelana nokwehlukaniswa kanye nomthelela woketshezi lwe-aluminium alloy. Izinga lokushisa kobuso besikhunta ngokuvamile lilawulwa ku-35% kuye ku-45% wesilinganiso sokushisa se-alloy, ukuze umenzeli wokukhishwa agxilwe ngokuphelele ebusweni besikhunta futhi avikele isikhunta. Isikhunta esiseduze kwesango nemifula ejulile sithambekele ekunamatheleni kwe-aluminium. Ukuma kobuso besikhunta lapho kunamathela khona i-aluminium alloy kuboniswa esithombeni. Ububanzi bokuqala bale migodi emincane engajwayelekile bumayelana nama-micron angu-0.6, futhi ekugcineni akhule abe yimigodi emincane enobubanzi obungu-3.6 microns. Njengoba ukuthambekela kokwenza isikhunta esinamathelayo kukhula, ububanzi bale migodi emincane bungafinyelela ku-15 µm, futhi ekugcineni kwakheke imifantu. Le migodi emincane nemifantu ekugcineni igcwaliswa nge-aluminium, futhi ukuhlangana kwemishini nakho kungenzeka.

Indima ye-ejenti yokukhipha ukwehlukanisa ubuso besikhunta nokuphonswa kokufa, ukunciphisa ukulimala kwesikhunta, ukwenza ubuso bokuphonsa bushelelezi, futhi ngasikhathi sinye kudlale indima ekupholiseni, ukulungisa nokulawula isikhunta . Umenzeli wokukhishwa kanye nobuso besikhunta bungakhiqiza ifilimu yokukhishwa kwe-adsorption engeyona eye-polar noma ye-polar, ifilimu ye-adsorption yamakhemikhali nefilimu yokusabela yamakhemikhali. Lapho engekho ama-molecule we-polar ku-ejenti yokukhipha, umenzeli wokukhishwa angaveza kuphela ifilimu ye-adsorption yomzimba engeyona eye-polar ebusweni besikhunta; ngaphandle kwalokho, ingaveza ifilimu yomkhangiso we-adsorption ngokomzimba. Amandla wokugcina makhulu kunaleyo yolwelwesi lwe-adsorption yomzimba engeyona eye-polar. Lapho ama-athomu asengxenyeni ye-ejenti ekhipha isikhunta nama-athomu asengxenyeni yesikhunta abelana ngama-electron ajwayelekile, kuzokhiqizwa ifilimu yokukhangisa ngamakhemikhali ebusweni besikhunta. Amandla ayo aphakeme kunefilar adsorption film. Ngaphansi kwengcindezi ethile yokuxhumana kanye namazinga okushisa, i-ejenti yengcindezi eyedlulele ku-ejenti ekhishwayo nayo ingaphendula ngamakhemikhali ngobuso besikhunta ukukhiqiza ifilimu yokusabela kwamakhemikhali. Amandla ayo makhulu kunelwelwesi lwe-adsorption yamakhemikhali. Ngokuvamile, amandla e-adsorption ayanda ngamandla we-ejenti ekhishwayo, iba ngcono imiphumela yokuvimbela ukunamathela. Ngakho-ke, ngokusho kwezingxenye ezahlukahlukene zokufa, kubalulekile ukuthi ukhethe i-ejenti yokukhipha ehambisanayo ukwakha ifilimu yokukhangisa ngamandla amakhulu.

Umenzeli okhipha amanzi olungiselelwe ngoyela wamaminerali jikelele uyinhlanganisela ye-hydrocarbon organic engeyona eye-polar (CnH2n + 1). Ifilimu eyakhiwe inamandla we-adsorption abuthakathaka ebusweni besikhunta kanye nokuhlangana kwama-molecule uqobo, futhi amandla wefilimu aphansi kakhulu. Umenzeli okhipha amanzi olungiselelwe kusuka kumafutha ezilwane nemifino, njengama-acid okunamafutha, insipho enamafutha e-asidi, ama-asidi (i-ROH), njll. Le molecule ine-dipole ehlala njalo Lapho ihlangana nobuso besikhunta, ukuphela kwe-polar kudonsela ebusweni besikhunta, kanti ukuphela okungeyona kwe-polar kubheke ngaphandle futhi kuqondaniswe nobuso bensimbi. Ungqimba lwama-molecule we-adsorbed lungama-nanometer ambalwa kuphela. Lapho kufakwa izithasiselo zokupholisha, ingakwazi ukwenza i-Polymerization yenze ifilimu eqinile ebusweni besikhunta futhi ngasikhathi sinye iqinisa amandla ohlangothini lwe-adsorption wama-molecule. Amandla nokuthambisa kwale filimu yokukhishwa kwe-adsorption kuphakeme kakhulu kunalokho kwe-non-polar molecule adsorption film.

Ifilimu ye-adsorption ebonakalayo iyazwela kakhulu ekushiseni, futhi ama-molecule we-polar adonswe ebusweni besikhunta asesimweni sokulingana se-adsorption eqhubekayo kanye nokususwa. Izinga lokushisa liyakhuphuka, ukufakwa kwensimbi kuyenyuka, ukushuba kwefilimu yokukhangisa kuyancipha, namandla e-boundary adsorption ayancipha, abangele ukuthi ama-molecule ahlukane, aqondise isiyaluyalu, aze ancibilike nefilimu, futhi okuphambene nalokho. Ifilimu ye-adsorption ebonakalayo isebenza kuphela ngaphansi kwengcindezi yokuxhumana ephansi nezimo zokushisa okuphansi, ngakho-ke lolu hlobo lwe-ejenti yokukhipha lungasebenza kuphela emazingeni okushisa aphansi esikhunta. Ukukhishwa kwe-adsorption ngokomzimba akunakho ukukhetha, ngenkathi ukukhishwa kwamakhemikhali kunokukhetha okusobala, okungukuthi, i-adsorbent ethile ingakhangisa kuphela izinto ezithile. Ngakho-ke, ama-ejenti wokukhishwa kwesikhunta ahlukile kufanele akhethwe ngokuya ngesikhunta bese efa izinto zokuphonsa, zife izimo zezinqubo (ezifana nokushisa kwesikhunta, ukushuba kodonga, ukugcwalisa izinga lokushisa, ingcindezi, njll.) Ukuthola umphumela owuthandayo.

Umenzeli okhipha amanzi olungiselelwe nge-silicone eguquliwe kawoyela ephezulu yamangqamuzana omzimba njengomzimba omkhulu, ama-molecule ayo we-polar ahlanganiswe ngamakhemikhali nobuso besikhunta, okungokukhishwa kwamakhemikhali okwenziwe yinhlanganisela yamandla okuhlanganisa amakhemikhali kanye nobuso. Ngakho-ke, ifilimu inokumelana okuhle nokushisa, ukuzinza okuphezulu okushisayo, ifilimu yokukhangisa engemuva, ukunamathela okuqinile, nomphumela omuhle wokukhishwa. Yize intengo iphakeme kancane, inezinzuzo ezisobala ekuvimbeleni isikhunta ukunamathela ekubunjweni kokufa okudinga izinga lokushisa eliphakeme lesikhunta, ingcindezi ephezulu, nezingxenye eziyinkimbinkimbi ezinkulu nezincane.

Inqubo yokufafaza ibaluleke kakhulu ukuvimbela ukunamathela kwesikhunta. Lapho opharetha ethola ukuthi isikhunta sinamathela, kungokwemvelo ukucabanga ukuthi kungenxa yokuthi ukugxila kuphansi noma isilinganiso sincane, futhi ifilimu mncane kakhulu ukumelana nengcindezi yokushisa kanye nomthelela ohlukumezayo wensimbi encibilikisiwe, bese ufafaza umenzeli owengeziwe wokukhipha isikhunta esikhunjeni esinamathelayo. Umphumela uvame ukuqoqwa kopende wendawo noma izinsalela, kubangele ama-pores nokwenza inkinga ibe yinkinga. Indlela eyiyo kufanele kube ukusebenzisa uhlobo lokunamathisela okulwa nokunamathela --- i-anti-sticking wax endaweni lapho ukunamathela kwenzeke khona, futhi wenze ukwelashwa okukhethekile. I-anti-sticking i-oint anti-welding egcotshwa kalula, elungiswa kusuka ezintweni ezisetshenziswayo ezinamazinga okushisa aphezulu. Ingxenye esebenzayo ayinazo izinto eziyingozi. I-high-resistant tungsten-based compound noma okuqukethwe kwe-molybdenum-based in the paste kungagwema ngempumelelo umphumela wesixhumi se-aluminium alloy futhi uvimbele ukunamathela kwesikhunta.

Ukushisa kwesikhunta kuyinto ebalulekile ethinta umphumela we-adsorption we-ejenti ekhishwayo. Phansi kakhulu (ngaphansi kuka-150ºC), izinga lokushisa lesikhunta lehla ngokushesha ngaphansi kwephuzu lamanzi aphefumulayo, i-ejenti yokukhululwa kwesikhunta ayikwazi ukufakwa ebusweni besikhunta, kepha ivele igijime ebusweni besikhunta, futhi amanzi othwala asephuze kakhulu ukuba angaphefumula, kungadala izimbotshana ezibhebhetheka; Ukushisa kwesikhunta Kuphakeme kakhulu (ngaphezulu kuka-398ºC), i-ejenti yokukhipha isikhunta ihlulwa ungqimba lomhwamuko ebusweni besikhunta, futhi amandla we-adsorption we-ejenti yokukhipha isikhunta ancishiswe kakhulu. Kuphela lapho kufinyelela izinga lokushisa elimanzayo elifunwa yizici ze-ejenti yokukhipha isikhunta, lapho ingakwazi ukuxhumana ngqo nobuso besikhunta ukuze yenze icwecwe Ukumboza kudlala indima yokuzihlukanisa.

Inqubo yokufafaza ithinta ngqo umphumela we-adsorption. Ngokuvamile, lapho ingcindezi yepayipi lokufafaza ingu-0.35-0.70bar iphakeme kunengcindezi yomenzeli wokukhishwa (i-1.05bar ingadingeka ekufuthweni kwendawo enkulu), umphumela we-atomization muhle; ngokufafaza okuncane nokufafaza kwe-pulse, umphumela we-atomization ungcono. Kubalulekile. Ngokuqondene nesikhathi sokufafaza, esifushane nje ngamasekhondi angu-0.10-2.0 kwanele ukwakha ifilimu elincane lokuhlukaniswa ngokwanele. Isikhathi sokufafaza i-pulse sikule banga, kepha ngoba i-ejenti yokukhipha okwamanje isetshenziswa ngobuningi ukupholisa umgodi, imvamisa kuthatha imizuzwana engu-5.0-120. Ngokusobala, ingxenye ye-ejenti ekhishwayo igeleza nje ebusweni besikhunta futhi ichitheke. Ngokufika kwamadivayisi wokufafaza ayinkimbinkimbi futhi anembile, i-angle yokufafaza nebanga kudinga ukulungiswa kuphela nokulungiswa ngaphambi kokukhiqizwa.

Ngicabanga ukuthi konjiniyela bokuphonsa abafayo abasebenzisa ama-ejenti wokukhipha isikhunta, okubalulekile ukuthi bangaqedi ulwazi lobuchwepheshe lwabasebenza ukukhulula isikhunta bese bebakhetha ngokwezihlulelo zabo, kepha bafunde ezimbonini zase-Europe naseMelika zokusakaza futhi vumela abakhiqizi benze ngokukhethekile ukukhiqizwa kwama-ejenti wokukhipha isikhunta. Ngokuya ngomdwebo wokuphonsa odongeni ohlinzekwe ngumenzi wokuphonsa odongeni, ithoni yomshini wokulingisa, izidingo zokusebenza zabalingisi kanye nezidingo zenqubo yokulandela ukwelashwa, imodeli efaneleke kakhulu yomenzeli wokukhishwa kanye nendlela ukusetshenziswa kunconywa kuze kube kutholakala imiphumela egculisayo. Ngoba abakhiqizi abagxile kakhulu ekukhiqizeni ama-ejenti wokukhipha isikhunta kumele bazi izici zokusebenza kwama-ejenti wokukhipha isikhunta kangcono kakhulu, futhi basebenzisane nabo ukuqeda ubumpumputhe futhi bagcine umjikelezo omuhle wokukhiqiza.

Ukunamathela Ngokufanele Kwesikhunta

Umnyombo wokukhiqiza ukukhiqizwa kokufa kuyikhwalithi yokuncibilikisa kwe-alloy kanye nesikhunta. Phakathi kwazo zonke izinto ezivimbela futhi zibhekane nezikhunta ezinamathelayo, ukukhetha izinto ezisezingeni eliphakeme zesikhunta kuyisisekelo, ukwakheka kwesikhunta nokucubungula nokwelashwa okushisa okujwayelekile kuyisihluthulelo, futhi ukugcinwa ngesikhathi esifanele nangempumelelo ngesikhathi sokusebenzisa kuyindlela esemqoka. Lapho ukunamathela kwesikhunta kwenzeka, iqembu elenza inqubo yokufa futhi umenzi wesikhunta uvame ukusolana. Lokhu kuyaqondakala, ngoba izinto ezibangela ukunamathela ziyahlukahluka, futhi kunzima ukwenza isinqumo esifanele okwamanje. Kepha noma kunjalo, impahla engaphakathi iwela phezu kwesikhunta, ngakho-ke ngezikhunta ebezibambekile, kufanele siqale sihlaziye futhi sibhekane nesikhunta uqobo.

• Ebusweni wokucwebezelisa isikhunta die-ekubunjweni kumele ukuhlangabezana nezidingo. Pholisha kahle ukususa ungqimba oluqinile lwe-EDM, futhi ingaphezulu akufanele lipholishwe kakhulu.
• Hlanza i-aluminium enamathela kusikhunta sokufa ngesikhathi, bese wenza ukwelashwa kwendawo nokukhululeka kwengcindezi kusikhunta ngesikhathi. Uma kukhona ukunamathela kwe-aluminium ebusweni besikhunta, futhi kunamabhamuza amancane ebusweni, sebenzisa indwangu ye-emery ne-oilstone ukupholisha ingaphezulu bese unamathela kaningi isikhunta. Indlela yokwelashwa engcono ukudubula ukuqhuma kobuso besikhunta sokunamathela, noma isikhunta endaweni yokunamathela Phezulu, iphethini lemeshini enobubanzi obungu-0.2-0.5 mm, ukujula okungu-0.2-0.5 mm, kanye nesikhawu ka-2-5 mm angakhiqizwa, angaqeda ukukhubazeka kwesikhunta ukunamathela ebusweni bokusakaza.
• Zama ukunciphisa izinga lokushisa lapho isikhunta kulula ukunamathela ku-aluminium.
• Sebenzisa izinto ezikhethekile ezinendawo ephakeme encibilikayo ukuze wenze ukwelashwa ngaphezulu kwesikhunta, futhi inganamathiselwa endaweni lapho isikhunta sinamathele khona ebusweni besikhunta ukugwema ukunamathela kwesikhunta. Izinto ezintsha ezifana nama-molybdenum alloys, ama-alloys e-tungsten, ama-titanium alloys, ama-nitride akhethekile noma amakhabhoni wekhabhoni ne-nitrogen aphansi. Amandla wokwenza kusebenze phakathi kwe-aluminium ne-molybdenum aphezulu kakhulu, ngakho-ke ukusetshenziswa kokungena kwe-molybdenum ebusweni besikhunta kungathuthukisa ngempumelelo ukusebenza kwe-anti-sticking.
• Kwisikhunta esisha nesikhunta esithandeka ekubunjweni ngokunamathela kusikhunta esinqunyiwe, isikhunta kufanele silungiselelwe kahle ngaphambi kokuphonsa ukufa. Akuvunyelwe ukuthela ngqo uketshezi lwe-alloy kwisikhunta sokushisa, futhi ukushisa kokushisa kuqala kulawulwa ku-180 ～ 220ºC. Futhi ngaphambi kokuqala umjovo wejubane eliphansi, faka isikhunta unamathisele embotsheni yesikhunta bese uyishaya ngokulinganayo ngomoya ocindezelweyo. Kusetshenziswa kanye ngesikhunta sokuphonsa ngokufa, futhi ukuhlolwa kokufa kungokungaba ngu-20, okuphumelela kakhulu ukugwema ukuhlunga isikhunta. Uma isikhunta sisabambekile, kusho ukuthi kunenkinga ngesikhunta futhi isikhunta sidinga ukulungiswa
• Lapho kuhlukaniswa ingxenye ehambayo yesikhunta noma umgogodla omncane, kuphela ithusi elithambile, i-aluminium, izinduku zokuhola noma izando zenjoloba ezivunyelwe ukuthinta kancane ukugwema ukulimala komgodi.
• Ngemuva kokuphonswa enombolweni ethile yesikhunta, isikhunta kufanele sibhekane nokwelashwa kokucindezeleka njalo.

Kunezizathu eziningi zokunamathela ekufeni, futhi izinyathelo zokuxazulula ukunamathela nazo zihlukile. Izizathu zokunamathela kufanele zihlolwe ngokucophelela futhi zihlaziywe, futhi izinyathelo ezihambisanayo kufanele zithathwe ngendlela ehlosiwe. Njengamanje, ucwaningo lwendlela yokwakheka kwento enamathelayo lusesigabeni sokuhlaziywa kwekhwalithi. Izinto ezihlukile ze-alloy zibonisa ukuthambekela okuhlukile kokunamathela; kuyadingeka ukuthola izindlela zokuhlola ezisebenza kangcono nangaphansi kokuqondiswa kwemiphumela yocwaningo oluningi lokucabanga. , Ukwenza olunye ucwaningo lokuhlola.

Ngokuvela okuqhubekayo kwezinto ezintsha kanye nobuchwepheshe obusha bezinqubo, imibono emisha nezindlela ezintsha zokuxazulula inkinga yokubambelela kwesikhunta futhi nobuchwepheshe obuphazamisayo obusha bunomthelela emithethweni yendabuko ekhona ethembele ekuvimbeleni ukunamathela. Isibonelo, ukusakazwa kwabantu baseNyakatho Melika kuthuthukisa ukuzakhela okuthuthukile Isikhunta esihlala njalo esinomsebenzi wokuphulukisa futhi akukho-ejenti yokukhipha engadala ukuthi inqubo ekhona yobuchwepheshe iguqulwe noma iqedwe ngokuzayo. Ngakho-ke, sidinga ukuqhubeka nokumunca ubuchwepheshe obuphambili bokuphonsa, ngenkathi sigcina ukubekezela ocwaningweni lwesayensi, luzinzile futhi luzinzile, ukweqa okusha ekubunjweni kokufa kwaseChina kuseduze kwekhoneni.

UMinghe Inkampani yeDie Casting Ingabe umkhiqizi wangokwezifiso wokuphonsa okunembile nokungasebenzi. Imikhiqizo ifaka i-aluminium & i-zinc die castings. Aluminium die castings ayatholakala kuma-alloys afaka ama-380 & 383. Imininingwane ibandakanya ukubekezelelana kwe-plus / - 0.0025 kanye nesisindo esikhulu sokubumba esingu-10 lbs. Izinki kufa izingxenye zokuphonsa ayatholakala kuma-alloys ajwayelekile afana neZamak no. 3, uZamak no. 5 & ​​Zamak akukho. Ama-alloys angama-7 nama-hybrid afana neZA-8 & ZA-27. Imininingwane ibandakanya ukubekezelelana kwe-plus / - 0.001 kanye nesisindo esikhulu sokubumba esingu-4.5 lbs.

Sicela ugcine umthombo nekheli lale ndatshana ukuze uphinde uprintwe: Ubudlelwano Phakathi Kokunamathela Kwesikhunta Inkinga Nesikhunta Khipha Umenzeli

UMinghe Inkampani yeDie Casting anikezelwe ekukhiqizeni nasekuhlinzekeni ikhwalithi nokusebenza okuphezulu Izingxenye Zokulingisa (izingxenye zensimbi zensimbi zokufa zisebenza ikakhulukazi zibandakanya I-Thin-Wall Die Casting,I-Hot Chamber Die Casting,Cold Chamber die Casting), Insizakalo Eyindilinga (Insiza Yokulingisa,ICnc Machining,Ukwenza Okubandayo, Surface Treatment) .Noma ikuphi ukusakazwa kwe-Aluminium die, i-magnesium noma i-Zamak / zinc die casting nezinye izidingo zokuphosa zamukelekile ukuxhumana nathi.

Ngaphansi kokulawulwa kwe-ISO9001 ne-TS 16949, Zonke izinqubo zenziwa ngamakhulu emishini esezingeni eliphakeme yokufa, imishini ye-5-axis, nezinye izikhungo, ezisukela kuma-blasters kuya kumishini yokuwasha ye-Ultra Sonic.Minghe akagcinanga ngemishini esezingeni eliphezulu kepha futhi unobuchwepheshe iqembu lonjiniyela abanolwazi, ama-opharetha nabahloli ukwenza ukwakheka kwekhasimende kugcwaliseke.

Umenzi wenkontileka yokufa kwabasikiwe. Amandla afaka izingxenye ezibandayo ze-aluminium die casting ezivela ku-0.15 lbs. kuye ku-6 lbs., Ukusetha ushintsho olusheshayo, nemishini. Izinsizakalo ezingezwe ngenani zifaka phakathi ukupholisha, ukudlidliza, ukuphazamisa, ukuqhumisa ngokudubula, ukupenda, ukuhlobisa, ukumboza, ukuhlangana nokusetshenziswa kwamathuluzi. Izinto zokusebenza ezisetshenzisiwe zifaka ama-alloys afana no-360, 380, 383, no-413.

I-Zinc die casting design usizo / izinsizakalo zobunjiniyela ezihambisanayo. Umenzi wangokwezifiso we-precision zinc die castings. Ukusakazwa okuncane, ukukhishwa kwengcindezi ephezulu, ukusikeka kwesikhunta esiningi, ukujikijelwa kwesikhunta okuvamile, ukufefa kwamayunithi kanye nokuzimela okuzimele kanye nokuvalwa okuvaliwe komgodi kungenziwa. Ama-Castings angenziwa ngobude nobubanzi obufinyelela ku-24 in. Ku +/- 0.0005 in. Ukubekezelelana.  

I-ISO 9001: Umkhiqizi oqinisekisiwe ka-2015 we-die cast magnesium, Amandla afaka i-high-pressure magnesium die casting up to 200 ton chamber hot & 3000 ton cold chamber, designing designing, polishing, molding, machining, powder & liquid paint, QA full with CMM amakhono , inhlangano, ukupakisha nokulethwa.

Kuqinisekiswe i-ITAF16949. Insiza Eyengeziwe Yokulingisa Faka ukukhipha utshalomali,ukuphonsa kwesihlabathi,Ukuphonswa kwamandla, Lost Foam Ekubunjweni,I-Centrifugal Casting,Ukuphoswa Kokuqothula,Permanent Isikhunta Ukulingisa, Amakhono afaka i-EDI, usizo lobunjiniyela, ukumodeliswa okuqinile nokucutshungulwa kwesibili.

Izimboni Zokulingisa Izingxenye Zamacala Ezifundo Zezimoto: Izimoto, Amabhayisikili, Izindiza, Izinsimbi Zomculo, I-Watercraft, Amadivayisi we-Optical, Izinzwa, Amamodeli, Amadivayisi we-elekthronikhi, Ukuvaleka, Amawashi, Imishini, Izinjini, Ifenisha, Ubucwebe, AmaJig, Telecom, Ukukhanyisa, Amadivayisi Wezokwelapha, amadivayisi wezithombe, Amarobhothi, okubaziwe, okokusebenza komsindo, okwezemidlalo, i-Tooling, Amathoyizi nokuningi. 

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By Umkhiqizi weMinghe Die Casting | Izigaba: Izindatshana Eziwusizo |Material Omaka: I-Aluminium Casting, Zinc Ukulingisa, Ukulingiswa kweMagnesium, I-Titanium Casting, Insimbi Engagqwali, Brass Ekubunjweni,Ukulingiswa kweBronze,Isakaza ividiyo,Umlando wenkampani,I-Aluminium Die Casting | Amazwana Off