I-Die Casting Technology ye-Aluminium Alloy Automobile Lower Cylinder Block

Eminyakeni yamuva nje, ukongiwa kwamandla nokuncishiswa kokungcola sekuyinsakavukela umchilo wesikhathi, kanti nezimoto ezisindayo nazo zijwayelekile. Ngaphansi kwalezizizinda ezimbili ezinkulu, ukusetshenziswa kwezinto zensimbi ye-aluminium ezimotweni sekubanzi kakhulu, futhi izingxenye ezengeziwe zezimoto zakhiwa ngokulingisa. Njengengxenye esemqoka yezimoto, iningi lamabhulokhi enjini eyisilinda enziwe nge-aluminium alloy nensimbi yensimbi. Phakathi kwabo, ama-die-cast aluminium alloy cylinder block athola ukuqashelwa okuningi. Izinkampani zezimoto zaseJapan, zaseKorea, zaseYurophu nezaseMelika zisebenzisa kakhulu amabhulokhi e-die-cast aluminium alloy cylinder.

Emkhakheni wokukhiqizwa kwe-cylinder block, amabhulokhi esihlabathi esensimbi ajwayelekile anezinzuzo zenqubo elula, izindleko eziphansi, ukuqina okuhle nokumelana nokushisa, kepha kukhona nokushoda, okungukuthi, isisindo sikhulu kakhulu.

 Uma uhlukanisa i-crankshaft engezansi kwe-cylinder block kanye ne-cylinder liner ngenhla kwe-cylinder block kabili, sebenzisa i-aluminium alloy ngezansi bese uphonsa insimbi ngaphezulu, ungenza izinto ezimbili ngetshe elilodwa, elingagcini nje ngokunciphisa ikhwalithi yebhulokhi yesilinda , kepha futhi igcina izinzuzo zebhulokhi yensimbi yensimbi.

 I-cylinder engezansi ibhekisa engxenyeni engezansi ye-crankshaft yenjini ngemuva kokuhlukaniswa okunjalo kube kabili. Ngoba umzimba wesilinda ongezansi uyingxenye ebiyelwe ngodonga, futhi ubukhulu bodonga buhluka kakhulu, kunzima kakhulu ukubumba okusetshenziswayo. Sifunde kokuhlangenwe nakho okufanelekile kwasekhaya nakwamanye amazwe, kuklanywe futhi kwathuthukiswa iqoqo lobuchwepheshe bokusakaza obuphansi besilinda benjini ye-1.5T, futhi ukuhlolwa kube yimpumelelo enkulu.

1. Ubunzima ekubunjweni kokufa kwe-aluminium alloy block cylinder block

I-aluminium ingxubevange eyisilinda ephonsa phansi isisindo esingu-8.4kg, usayizi wohlaka ngu-382mm × 258mm × 67mm, ubukhulu bokufa bungaba ngu-11.1kg, okubalulekile kungu-A380, futhi ubukhulu basodongeni obungu-7.2mm. Njengoba i-cylinder block ephansi ixhunywe ku-crankshaft, kufakwa insimbi yensimbi ezansi.

Inqubo die-thusi phansi isilinda umzimba ekubunjweni eziyinkimbinkimbi, futhi ubunzima main zimi kanje:

• Okokuqala, ukusakaza kudinga ukufakwa ezingcezwini ezi-5 zokufakwa kwensimbi, futhi okufakwa okusansimbi kufanele kufakwe ngokuphelele ekuphonsweni kwe-aluminium alloy ngaphandle kokuhlukaniswa.
• Okwesibili, ubukhulu be-cylinder body castings buncane njengo-2mm engxenyeni ye-thinnest no-24mm engxenyeni ewugqinsi, futhi ukwabiwa akulingani neze.
• Okwesithathu, ngenxa yomehluko omkhulu wobukhulu phakathi kwezindonga zombili zohlangothini, kuletha ubunzima obukhulu ekugcwaliseni ukugeleza ketshezi lwe-aluminium alloy, futhi kuvivinya nekhono layo lokudla.
• Okwesine, ama-aluminium alloy castings athanda ukuba nezinkinga ezifana nama-pores, izimbobo zokuncipha, imifantu, ne-shrinkage porosity, futhi ukulawula ikhwalithi kunzima.

2. Amaphuzu ayisihluthulelo we-die casting technology ye-aluminium alloy ephansi isilinda block

Ngokuya ngokuhlaziywa kokuhlolwa, sikholelwa ukuthi amaphuzu abalulekile wezobuchwepheshe wokukhiqizwa kokufa kwebhokisi lesilinda elingezansi anjengokulandelayo:

• Okokuqala, yakha ngokwesayensi uhlelo lokufaka i-cylinder block die casting. Indawo yokufaka phakathi kwebhokisi lesilinda elingezansi inezindonga ezincanyana, kanti izingxenye ezingenhla nezingezansi ziyizingxenye eziwugqinsi nezinkulu. Ngakho-ke, sikhetha ukuthulula uhlangothi olulodwa, ukuze i-aluminium encibilikisiwe ingondliwa kusuka ohlangothini olungezansi. , Gobhoza phakathi kokufakwa okuphakathi bese ufinyelela phezulu.
• Okwesibili, sisebenzisa okweqanda okwenziwe ngamazinyo okukhipha i-block vacuum die-casting. Ukuhlanganiswa kwebhulokhi ebunjiwe eyenziwe ngamazinyo nomshini we-vacuum kungathuthukisa inkinga yokungabi namanzi okwanele okubangelwa izindonga eziseceleni futhi kuqinisekise ikhwalithi enhle yokusakaza.
• Okwesithathu, ukuze kuthuthukiswe ukumanzana kwe-aluminium alloy liquid kanye nensimbi efakiwe, sifaka kuqala ukufakwa, okungaqinisekisi nje kuphela ukuthi i-cast iron ne-aluminium alloy ayihlukani ngemuva kokwakha, kepha futhi ithuthukisa ukushuba kwe-aluminium encibilikisiwe . Ngemuva kokuhlolwa, ukwakheka kwangaphakathi komzimba wesilinda ophansi esikutholile kuminyene futhi ukubukeka kwakheke kahle.

Enqubeni yokufa kokuphonsa isilinda esingezansi, imingcele yenqubo yesayensi nenengqondo iyisiqinisekiso sokuthola isilinda esezingeni eliphansi. Sikholelwa ukuthi inqubo elandelayo nemingcele yizici ezibalulekile ezinomthelela ekubunjweni ekubunjweni:

• Okokuqala, kufa ekubunjweni temperature.During inqubo die-thusi, izinga lokushisa aluminium oncibilikisiwe kufanele ilawulwe kahle, ngoba izinga lokushisa liphezulu kakhulu noma liphansi kakhulu ukufeza emihle ekubunjweni imiphumela, phezulu kakhulu kuzoholela kalula ukuncipha futhi ukuncipha, futhi okuphansi kakhulu kuzoholela kalula ekugcwalisweni okungalungile. Ngokuvamile, izinga lokushisa elifanele le-aluminium encibilikisiwe kufanele libe phakathi kuka-650-665 ℃, futhi izinga lokushisa ngemuva kokufafaza isikhunta kufanele libe phakathi kuka-150-200 ℃.
• Okwesibili, izinga lokushisa lokufakwayo.Uma ukufakwa kufinyelela ku-120-140 ℃, i-aluminium encibilikisiwe ichichima uhlangothi olulodwa lwethangi, olungathuthukisa ikhwalithi yangaphakathi.
• Okwesithathu, kufa ukhipha isivinini somjovo esisheshayo futhi esisheshayo kanye nengcindezi.Ijubane lomjovo osheshayo nomjovo ohamba kancane kufanele ulawulwe cishe ku-4m / s naku-0.22m / s ngokulandelana, futhi ingcindezi kufanele ilawulwe cishe ku-70MPa.
• Okwesine, ikhwalithi ye-aluminium encibilikisiwe. Ngakho-ke, ukuqinisekisa ikhwalithi ye-aluminium encibilikisiwe, iphakethe ngalinye le-aluminium encibilikisiwe kufanele licwengisiswe futhi lincishwe ukuze kugwenywe ukungcoliswa.

3. Amaphutha ekubunjweni kokufa kwe-aluminium alloy isilinda esiphansi nezinyathelo zokumelana

Ngemuva kokusungulwa kokuphonsa, senze ukuhlolwa kwe-X-ray ekusakazweni sathola ukuthi ukusakaza kunamaphutha angaphakathi, njengokuncipha kwezimbotshana, ama-pores, ne-shrinkage porosity.

 Ukuze sithuthukise ukukhubazeka futhi sithuthukise ikhwalithi, siphakamise izindlela zokulwa ezihambisanayo, izinkomba eziyinhloko zazo zingokulandelayo:

• Okokuqala, thuthukisa ukwakheka kwethangi lokuchichima. I-groove echichimayo inemisebenzi yokukhipha igesi emgodini, ukugcina igesi elixubekile, nokudlulisa izingxenye zokuncipha / zokuncipha. Ngemuva kokuhlolwa okuphindaphindiwe nokucwaninga, sithole ukuthi singasebenzisa izindlela ezinjengezokwengeza nokungeza izindawo zokuchichima ukwenza ngcono ukuncipha, ama-pores nokunye ukukhubazeka. Njengoba kunokuncipha okuningi kanye ne-porosity maphakathi nokusakaza, ingcindezi yokugcwalisa izothinteka uma itheku lokuchichima lisethwe endizeni enkulu, ngakho-ke kuvame ukukhethwa itheku lokuchichima okumi mpo.
• Okwesibili, nokwandisa uhlelo isikhunta Ukupholisa. Izimbobo ze-Shrinkage ku-castings ngokuvamile zivela ezindaweni lapho izinga lokushisa lendawo liphakeme kakhulu noma ubukhulu bodonga bukhulu kakhulu. Ngocwaningo, sithole ukuthi izinga lokushisa eliphakeme ezindongeni ezihlangothini ezijiyile kungadala kalula izimbotshana zokuncipha. Njengoba ububanzi obuncane bepayipi lokupholisa indawo obukhethwe ekuqaleni kungu-12mm, ongeke uzipholise kahle lezi zindawo ezibalulwe ngenhla, sithuthukise ukwakheka kwepayipi lamanzi okupholisa, sisebenzisa imishini yokupholisa enomfutho ophakeme kanye nepayipi lokupholisa ibala lensimbi engagqwali ububanzi obungaphakathi obungu-4mm. Sipholile ama-cores wesikhunta ezinhlangothini zombili zokusakaza kufinyelela ku-180 ° C, okunciphise kakhulu into yokuncipha futhi yathuthukisa kakhulu ikhwalithi yokusakaza.
• Okwesithathu, yenza ngcono ukuhlukaniswa kokufakwa. Ngenxa yesimo sokwehlukanisa phakathi kokufakwa kanye ne-aluminium alloy castings, samukele lezi zinyathelo ezilandelayo: okokuqala, sebenzisa okuncanyana ukuhlanza okufakiwe ukwenza ngcono ukumanzana; okwesibili, yenza ukuma kwemigodi nokuhlola ukubonakala kokufakwa, kusetshenziswa insimbi yensimbi Ingxenye yokufakwa okubonwa ukugqwala isusiwe; okwesithathu, ukuhlolwa kokushisa kuqala kwenziwa ekufakweni. Ucwaningo luthole ukuthi lapho izinga lokushisa lifinyelela ku-120 ℃ noma ngaphezulu, inkinga yokuhlukaniswa kokufakwa ingaxazululwa ngempumelelo.

4. Isiphetho

 Eminyakeni yamuva nje, ngenqubekela phambili yezinqubomgomo zokonga amandla nokunciphisa ukungcola kwezwe lami kanye nokuthambekela okujwayelekile kwezimoto ezingasindi, izinto zokwenziwa kwe-aluminium zisetshenziswa kakhulu ezimotweni, futhi izingxenye ezengeziwe zezimoto zakhiwa ngokulingisa, kufaka phakathi izingxenye eziyinhloko zezimoto— injini. Njengamanje, ukusetshenziswa kwe-aluminium alloy casting cylinder engezansi sekuyinto ethambekisayo, enganciphisa isisindo sesilinda futhi ithole ikhwalithi engcono yesilinda. Kodwa-ke, ngenxa yesakhiwo esiyinkimbinkimbi somzimba oyisilinda esezansi nomehluko omkhulu ekujiyweni kodonga, ukusakazwa komzimba we-aluminium alloy ephansi eyisilinda kunzima kakhulu.

Ngocwaningo lokuhlola, leli phepha lihlaziya ubunzima ekusetshenzisweni kobuchwepheshe bokufa be-aluminium alloy cylinders aphansi, futhi iphakamisa uhlelo lokulingisa olwenziwe ngokwesayensi, lusebenzisa ubuchwepheshe obunjwe ngamazinyo obushubile bekhipha ubuchwepheshe bokufa bokuphonsa ukushisa ukufakwa nezinye izinsimbi ze-aluminium. Amaphuzu abalulekile wobuchwepheshe bokuphonsa obuphansi besilinda. Ngaphezu kwalokho, ibuye ifingqe ukukhubazeka kokufa kwe-aluminium alloy cylinder block block, njenge-shrinkage cavities, pores, shrinkage porosity njalonjalo, futhi iphakamisa izindlela zokuphikisa ezihlobene, ezinikeza ireferensi yesifundo sokuphonswa kokufa kwenjini ye-aluminium alloy ephansi isilinda block.

Sicela ugcine umthombo nekheli lale ndatshana ukuze uphinde uprintwe: I-Die Casting Technology ye-Aluminium Alloy Automobile Lower Cylinder Block

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