Inqubo Yokushisa Ukwelashwa Kwensimbi Enzima Nensimbi Engaphambi Kokuqina

Izinhlobo ezahlukahlukene zensimbi ezisetshenziswa njengezikhunta zepulasitiki zinezingqimba ezahlukahlukene zamakhemikhali nezakhiwo zemishini, ngakho-ke imizila yenqubo yokukhiqiza yehlukile; ngokufanayo, izinhlobo ezahlukene zezinsimbi zesikhunta zepulasitiki zisebenzisa izinqubo ezahlukahlukene zokwelashwa kokushisa. Lesi sigaba sikwethula ikakhulukazi inqubo yenqubo yokukhiqiza kanye nezimpawu zenqubo yokwelashwa kokushisa kwesikhunta sepulasitiki.

Inqubo Yokukhiqiza Umzila Wepulasitiki

1. Isikhunta sensimbi esinekhabhoni ephansi nensimbi engaphansi kwekhabhoni

Isibonelo, inqubo yenqubo engu-20, 20Cr, 20CrMnTi namanye ama-steels yilezi: ukuthulalisa izikhala → ukufaka okulingenalutho → ukuhlanganisa i-→ umshini wokukhanda okweqile → ukubanda okubandayo ukwakha → ukuphinda ufake isitolo kabusha .

2. High-ingxubevange carburized steel isikhunta

Isibonelo, inqubo yenqubo ye-12CrNi3A ne-12CrNi4A insimbi yilezi: ukuvala isikhala → ukufakela okungenalutho → ukujwayela kanye nokushisa okuphezulu kwe-tempering → imishini yokusebenza okunamandla → ukushisa okuphezulu okushisa → ukuqeda i-carburizing → ukucima nokushisa → ukugaya nokupholisa → inhlangano.

3. Isikhunta sensimbi esikhubazekile

Isibonelo, inqubo yenqubo engu-45, 40Cr namanye ama-steels yilezi: ukuvala isikhala → ukwakha okungenalutho → ukufaka i-annealing → ukumaketha okunamandla → ukufuthelana nokushisa → ukuqeda ukusebenza ngomshini → ukugqoka, ukupholisha → ukuhlangana.

4. Ithuluzi le-Carbon steel kanye ne-alloy ithuluzi lesikhunta sensimbi

Isibonelo, inqubo yenqubo ye-T7A, T10A, CrWMn, 9SiCr namanye ama-steels yilezi: ukuvala isikhala → ukufaka izikhala zokufa → ukuvala okunamandla → ukumaketha okunamandla → ukumiswa kwengcindezi Wokucwebezelisa → inhlangano.

5. Isikhunta sensimbi esenziwe ngaphambilini

Isibonelo, i-5NiSiCa, 3Cr2Mo (P20) namanye ama-steels. Okwalabo abacutshungulwa ngokuqondile ngamasheya ebha, aqiniswe ngaphambilini ngenxa yesimo sokuphakelwa kwawo, futhi angacutshungulwa futhi akheke ngqo, bese epholishwa futhi ehlanganiswa. Kulabo abadinga ukufakwa ezikhaleni bese bacubungulwa bakwakhe, indlela yenqubo yilena: ukuvala isikhala → ukwakha → ukuqinisa ukuqinisa → ukuhlela noma ukugaya izinhlangothi eziyisithupha → ukwelashwa kwangaphambi kokuqina (34 ～ 42HRC) → ukukhwabanisa ngomshini → ukukhululeka kwengcindezi → Ukuqedela imishini → ukupholisha → inhlangano.

Izici Zokuphathwa Kokushisa Kwezikhunta Zeplastiki

(1) Izici zokwelashwa kokushisa kwesikhunta seplastikhi yensimbi e-carburized

• Okokubumba kwepulasitiki ngobulukhuni obuphakeme, ukumelana nokugqoka okuphezulu kanye nezidingo zokuqina okuphezulu, insimbi ye-carburized kufanele isetshenziselwe ukukhiqiza, futhi i-carburizing, ukucima kanye nokushisa okushisa okuphansi kungukugcina ukwelashwa kokushisa.
• Izidingo zesendlalelo se-carburized, ngokuvamile ubukhulu besendlalelo se-carburized ngu-0.8 ~ 1.5mm, lapho ucindezela amapulasitiki aqukethe okugcwalisa kanzima, ubukhulu besendlalelo se-carburized kudingeka ukuthi bube ngu-1.3 ~ 1.5mm, lapho ucindezela amapulasitiki athambile, ungqimba we-carburized Ubukhulu ingu-0.8 ～ 1.2mm. Okuqukethwe kwekhabhoni koqweqwe lwe-carburized kungcono kube ngu-0.7% kuya ku-1.0%. Uma ukungena kwe-carbon ne-nitrogen kusetshenziswa, ukumelana nokugqoka, ukumelana nokugqwala, ukumelana ne-oxidation kanye nezakhiwo zokulwa nokunamathela kuzoba ngcono.
• Izinga lokushisa le-carburizing ngokuvamile liyi-900 ～ 920 ℃, futhi isikhunta esincane esinemigodi eyinkimbinkimbi singathatha i-carbonitriding yokushisa okuphakathi okungu-840 ～ 860 ℃. Isikhathi sokulondolozwa kokushisa kwe-carburizing ngu-5-10h, okufanele sikhethwe ngokuya ngezidingo zobukhulu besendlalelo se-carburized. Inqubo ye-carburizing ilungele ukwamukela inqubo ye-carburizing ephezulu, okungukuthi, isigaba sokushisa okuphezulu (900 ～ 920 ℃) ​​ikakhulukazi ukungena ngokushesha engxenyeni; isigaba sokushisa esiphakathi (820 ～ 840 ℃) ikakhulukazi ukukhulisa ukushuba kwesendlalelo se-carburized. Ukusatshalaliswa kwe-gradient gradient ukusatshalaliswa okufanayo futhi okunengqondo kusungulwa kungqimba lwe-carburized, olulungele ukucinywa ngqo.
• Inqubo yokuqeda ngemuva kwe-carburizing yehlukile ngohlobo lwensimbi. Ngemuva kwe-carburizing, ingasetshenziswa ngokwehlukana: ukuvuselela nokuqeda; ukucima okuqondile ngemuva kwe-carburizing ehlanganisiwe (njenge-alloy carburized steel); ukucisha okuqondile ngemuva kokushisa okuphakathi kwe-carbonitriding (okufana nezimbumbulu zezimboni ezincane ezinemboni ezakhiwe yi-extrusion ebandayo yensimbi emsulwa noma i-carbon steel); ukucima umoya ngemuva kwe-carburizing (okufana nesikhunta esikhulu nesiphakathi nendawo esenziwe ngensimbi ene-alloy carburized ephezulu).

(2) Ukwelashwa ngokushisa kwesikhunta sepulasitiki sensimbi esiqinile

• Kwisikhunta esinezimo eziyinkimbinkimbi ngokwengeziwe, ukwelashwa kokushisa kufanele kwenziwe ngemuva kokushaywa ngonya bese uqeda ukusetshenzwa kwemishini ukuqinisekisa ukusonteka okuncane kakhulu ngesikhathi sokwelashwa kokushisa. Ngokucacile kwesikhunta, ukusonteka kufanele kube ngaphansi kuka-0.05%.
• Izidingo ezingaphezulu zomgodi wesikhunta sepulasitiki ziqine kakhulu, ngakho-ke ngesikhathi sokucima kanye nenqubo yokushisa, kuyadingeka ukuqinisekisa ukuthi ingaphezulu lomgodi alinayo i-oxidized, decarburized, hhayi corrod, overheated, njll. Kufanele lishiswe endaweni isikhumba somlilo esivikelayo noma esithandweni sokugeza sikasawoti ngemuva kwe-deoxidation eqinile. Uma isithando somlilo esivamile sebhokisi lisetshenziselwa ukufudumeza, i-ejenti yokuvikela kufanele ifakwe ebusweni besikhunta sesikhunta, futhi isilinganiso sokushisa kufanele silawulwe. Okupholisa okuphakathi, lawula izinga lokupholisa ukugwema ukusonteka, ukuqhekeka nokukhuhla ngesikhathi senqubo yokuqeda. Ngokuvamile, ukucisha ukugeza okushisayo kungcono, futhi ukucisha ngaphambi kokupholisa kungasetshenziswa.
• Ngemuva kokucima, kufanele kube mnandi ngesikhathi, ithempelesha yokushisa kufanele ibe phezulu kuneyokushisa kokusebenza kwesikhunta, futhi isikhathi sokushisa kufanele sanele. Ubude buxhomeke kokuqukethwe kwesikhunta nosayizi wesigaba, kepha kufanele okungenani kube ngama-40-60min.

(3) Ukwelashwa kokushisa kwesikhunta sensimbi yangaphambi kokuqina kwensimbi

• Insimbi eyenziwe yaqina ihlinzekwa isesimweni esenziwe kanzima, futhi imvamisa ayidingi ukwelashwa kokushisa, kepha kwesinye isikhathi idinga ukuguqulwa ikwenze, futhi okufayo kungenalutho ngemuva kokufakelwa okushintshiwe kufanele kuphathwe ukushisa.
• Ukwelashwa kwangaphambi kokushisa kwensimbi yangaphambi kokuqina kuvamise ukusebenzisa ukuhlanganiswa kokuphamba, inhloso ukuqeda ukucindezela okwenziwe, ukuthola isakhiwo esifanayo se-pearlite, ukunciphisa ubulukhuni, ukukhuphula ipulasitiki, nokwenza ngcono ukusika ukusebenza noma ukubanda kwe-extrusion okubandayo okungenalutho.
• Inqubo yangaphambi kokuqina yensimbi eyenziwe yaqina ilula, iningi layo elisebenzisa ukwelashwa kokucisha nokushisa, futhi isakhiwo se-sorbite esimnene sitholakala ngemuva kokucima nokushisa. Ukushisa okushisa okuphezulu kunebanga lokushisa elibanzi elingahlangabezana nezidingo ezahlukahlukene zobulukhuni besikhunta. Ngenxa yobulukhuni obuhle balolu hlobo lwensimbi, ukuqeda uwoyela, ukupholisa umoya noma ukuvalwa okweqile kasawoti okwenziwe ngosawoti kungasetshenziswa ngesikhathi sokucima. Ithebula 3-27 likhombisa inqubo yangaphambi kokuqina kwamanye ama-steels angaphambi kokuqina ukuze kubhekiswe kuwo.

Ithebula 3-27 Inqubo yangaphambi kokuqina yensimbi ethile eyenziwe yaqina

(4) Ukwelashwa kokushisa kwesikhunta sensimbi epulasitiki yobudala

• Inqubo yokwelashwa kokushisa yensimbi yokuqina yobudala ihlukaniswe ngezinyathelo ezimbili eziyisisekelo. Okokuqala, ukwelashwa kwesixazululo kuyenziwa, okungukuthi, insimbi ishiswa ngokushisa okuphezulu, ukuze izinto ezahlukahlukene zokuxuba zincibilike ku-austenite, futhi ngemuva kokuthi i-austenite isiqediwe, isakhiwo se-martensite sitholakala ngokucima. Isinyathelo sesibili ukwelashwa ngokuguga, futhi ukuguga kusetshenziselwa ukuqinisa izakhiwo zemishini ezihlangabezana nezidingo zokugcina.
• Ukushisa kwesixazululo sokwelashwa kuvame ukwenziwa esithandweni sokugeza sikasawoti noma esithandweni sebhokisi. Isikhathi sokushisa singalandelana: 1min / mm, 2 ~ 2.5min / mm, ukucima kuthatha ukupholisa uwoyela, futhi insimbi enokuqina okuhle nayo ingapholiswa ngomoya. Uma izinga lokushisa lokugcina lingalawulwa ngokunembile lapho kufakwa i-die blank, isisombululo sokuqeda singenziwa ngqo ngemuva kokufaka.
• Ukwelashwa kokuguga kwenziwa kangcono esithandweni somshini. Uma kwenziwa esithandweni sebhokisi, ukuvimbela ukuthi ingaphezulu lesikhunta lingafakwa i-oxidized, indawo evikelayo kufanele idluliselwe esithandweni somlilo, noma i-aluminium oxide powder, i-graphite powder, izinsimbi zensimbi okufanele zisetshenziswe ibhokisi. Ukuguga ngaphansi kwezimo zokuzivikela. Ukupakisha ukuvikela ukushisa kufanele kufanele kwandise isikhathi sokulondolozwa kokushisa, ngaphandle kwalokho kuzoba nzima ukufeza umphumela wokuguga. Ukucaciswa kokwelashwa kokushisa kwensimbi yesikhunta sepulasitiki okwenziwe ngobudala kancane kungabhekisa kuThebula 3-28.

Ithebula 3-28 Imininingwane yokwelashwa kokushisa yensimbi eqinile yobudala

Ukwelashwa ebusweni isikhunta plastic

Ukuze uthuthukise ukumelana nokugqoka kanye nokumelana nokugqwala kobuso besikhunta sepulasitiki, ukwelashwa kwendawo efanelekile kuvame ukusetshenziselwa kuyo.

• Ukufakwa kwe-chromium kwesikhunta sepulasitiki kungenye yezindlela ezisetshenziswa kakhulu zokwelashwa komhlaba. Isendlalelo se-chromium plating sinekhono elinamandla lokudlula emkhathini, lingagcina ukubengezela kwensimbi isikhathi eside, futhi asenzi ngamakhemikhali ezinhlotsheni ezahlukahlukene ze-asidi. Ubulukhuni bokumboza bufinyelela ku-1000HV, ngakho-ke inokumelana okuhle kakhulu kokugqoka. Isendlalelo esifakwe i-chrome futhi sinokumelana nokushisa okuphezulu, futhi ukubukeka kwaso nobulukhuni kuhlala kungashintshi lapho kufutheliswa ku-500 ° C emoyeni.
• Nitriding kunezinzuzo ongaphakeme ukucutshungulwa lokushisa (ngokuvamile 550 ～ 570 ℃), kancane isikhunta ukusonteka kanye ubulukhuni okusezingeni eliphezulu ungqimba infiltrated (kufika ku-1000 ～ 1200HV), ngakho-ke futhi kufanelekile kakhulu ebusweni ukwelashwa isikhunta plastic. Amabanga wensimbi aqukethe izinto ezihlanganisa izinto ezifana ne-chromium, i-molybdenum, i-aluminium, i-vanadium ne-titanium inokusebenza okungcono kwe-nitriding kune-carbon steel. Ukwelashwa kwe-nitriding lapho kusetshenziswa njengesikhunta sepulasitiki kungathuthukisa kakhulu ukumelana nokugqoka.

Izindlela zokwelashwa ngaphezulu ezilungele isikhunta sepulasitiki zifaka phakathi: i-nitrocarburizing, i-electroless nickel plating, i-ion plating titanium nitride, i-titanium carbide noma i-titanium carbonitride, i-PVD, indlela ye-CVD yokubekwa kwefilimu elukhuni noma ifilimu enzima kakhulu, njll.

Sicela ugcine umthombo nekheli lale ndatshana ukuze uphinde uprintwe: Inqubo Yokushisa Ukwelashwa Kwensimbi Enzima Nensimbi Engaphambi Kokuqina

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