Nazarin Tsarin Sababbin Nau'in Mutuwar Mutuwar Motoci

Saukewa: MG-9AL-1ZN-0. Sabbin samfuran sassan sassa na mutuƙar ƙirar 5Ce sun mutu-jifa, kuma an gwada kaddarorin injin da juriya na lalata. Sakamakon ya nuna cewa tare da karuwar zazzabin da ke zubowa da hanzarin saurin allura, ƙarfin ƙwanƙwasa da ƙarfin samfur ya ƙaru da farko sannan ya ragu, yuwuwar lalata yana motsawa da kyau sannan sannu a hankali mara kyau, kuma tsayin elongation yana canzawa kaɗan . Ayyuka da juriya na lalata duk an inganta su da farko sannan a rage; idan aka kwatanta da 620 ℃ zazzabi mai ƙarfi, ƙarfin ƙarfi da ƙarfin ƙarfi a 650 ℃ zazzabi mai ɗorewa ya ƙaru da 13.08%, 23.78%, bi da bi, elongation bayan karye An rage yuwuwar lalata da 1%, kuma ƙarfin lalata yana da kyau ya canza ta 43 mV ; idan aka kwatanta da saurin allurar 1 m/s yayin mutuƙar simintin ƙarfe, ƙarfin ƙarfi da ƙarfin ƙarfi a ƙarƙashin 3 m/s mutu-simintin ya karu da kashi 11.20%, bi da bi. 16. 45%, elongation bayan karaya ya ragu da kashi 0.8%, kuma ƙarfin lalata yana da kyau a motsa ta 31 mV. Mafi kyawun sigogin aiwatar da mutuƙar simintin Mg-9Al-1Zn-0. Sabbin sassa na mota 5Ce sune: 650 ℃ zafin zafin farko, 3 m/s allurar allura.

Gabatarwa A cikin saurin haɓaka tattalin arziƙin yau, rayuwar mutane da tafiye -tafiyensu ba sa rabuwa da motoci, kuma akwai manyan buƙatu don inganci, aiki, tattalin arziƙi, da rayuwar sabis na motoci. A lokaci guda, dangane da tasirin sabbin dabarun ci gaba kamar adana kuzari, rage fitar da hayaƙi, rage yawan amfani, da nauyi, kayan kera motoci suna ƙara yin nauyi, babban aiki, da muhalli mai kyau. Ƙananan karafa kamar aluminium da allurar magnesium sun sami ƙarin bincike da aikace -aikace. Koyaya, akwai nau'ikan sassa da yawa da sifofi masu rikitarwa, kamar tubalan silinda, akwatunan gearbox, kawunan silinda, ƙafafu, da dai sauransu, waɗanda galibi manyansu ne kuma masu sarkakiya. Sabili da haka, tsarin samarwa yana canzawa a hankali zuwa mutuƙar-simintin. Sassan sassa na motoci sun mutu a masana'antar. Ƙarin hankali da aikace -aikace. Ko da yake tsarin mutu-simintin ya fi fasaha na simintin gyare-gyare na yau da kullun, farfajiyar ta yi laushi, bango ya zama siriri, madaidaici, ƙarfin ya fi girma, tsari yana da sauƙi, ingancin samarwa yana da yawa, kuma ana iya samun albarkatun albarkatun ƙasa sosai , amma tsarin mutu-simintin ya dace kawai don sarrafa ƙarfe mai ruwa, kuma ci gabansa yana ƙarƙashin wasu Bugu da ƙari, simintin mutuƙar yana da wasu lahani na simintin gyare-gyare, waɗanda suke da sauƙi don samar da pores, ƙazantar oxide, da sauransu, da farashi na kayan aiki da kyawon tsayuwar da ake buƙata don mutuƙar simintin ya fi girma, don haka ya dace da samar da taro. Kodayake fasahar mutuƙar simintin ƙasata ta zama mafi girma, yana haɓaka ƙima da aikin sassan sassan mota, amma dangane da manyan buƙatun masana'antu da al'umma kan aiwatar da sassan sassaucin mota, ya zama dole a ci gaba da haɓaka technologyaukaka fasaha ta mutu-simintin don inganta sabon-nau'in auto-simintin. Ci gaban sassa da sassan ya ɗauki mataki na gaba.

1. Gwaji

Abun binciken shine Mg-9Al-1Zn-0.5Ce mota sabbin sassan simintin mota. Kayayyakin albarkatun Mg-9Al-1Zn-0.5Ce gami sune tsarkakakkun sinadarin magnesium, ingots na aluminium, sinadarin zinc, foda cerium, da manganese mai kyau tare da tsarki fiye da 99%. foda.

Ana gudanar da ƙanshin a cikin tanderun tangarda. Na farko, yi preheat giciye. Bayan murfin ya zama ja ja, yayyafa ruwan RJ-2 a ƙasa da kewayen giciye, kuma ƙara madara na magnesium, foda mai kyau na manganese, cerium foda, allurar aluminium, da sinadarin zinc a ƙungiya. Bayan an narkar da dukkan abubuwan, ana aiwatar da cire slag da tacewa. Bayan tsayawa na mintuna 10, ana zubar da ruwan gami a cikin rami na 1250kN ɗakin sanyi mai kwance a kwance yana mutuƙar injin injin, kuma ana aiwatar da gwajin simintin mutuƙar a kan 1250kN ɗakin sanyi mai kwance kwance mai mutuƙar mutu. Yayin aiwatar da mutuƙar, ci gaba da zafin zafin zafin a cikin 250 ° C da matsin lamba na 90MPa ba canzawa, kuma canza zafin zazzabi da saurin allura.

Duk samfuran da aka kashe ba a bi da su da zafi ba. Babban girman sabbin abubuwan mutuƙar siminti na motoci sune: ƙaƙƙarfan 88mm, tsayin 54mm, kauri 5mm, diamita na ciki 42mm, da jimlar tsawon 101mm.

An gwada kaddarorin injin na sabon Mg-9Al-1Zn-0.5Ce sassan mutu-mutu na mota a ɗaki mai zafi. Kayan aikin yana amfani da injin gwaji na lantarki na Instron8032, wanda aka miƙa a cikin saurin 2mm/min, kuma ƙarfin, tsawo bayan raunin da raunin da aka yi rikodin. An lura da ilimin halittar jikin tare da S-530 scan microscope electron. Ana gwada juriya na lalata a cikin zafin jiki ta amfani da hanyar lalata electrochemical, kayan gwajin shine PARSTAT electrochemical uku-electrode system system system, matsakaicin lalata shine NaCl bayani, maida hankali shine 3.5%, ana yin gwajin karkatacciyar hanya a cikin saurin 0.4mV/ s, kuma haɗe tare da software na bincike Tafel dacewa, yin rikodin sigogin electrochemical (yuwuwar lalata), da kuma lura da ɓarna tare da S-530 microscope electron microscope.

2. Sakamakon gwaji da tattaunawa

2.1 Gwajin kayan masarufi na samfura a yanayin zafi daban -daban

Sakamakon gwajin kaddarorin injin na Mg-9Al-1Zn-0.5Ce sabbin samfuran sassa na kayan mutuƙar da aka shirya a cikin saurin allurar 3m/s a yanayin zafi daban-daban. Ana iya ganin cewa ƙananan zafin zafin da ke zubowa, ƙaramin ƙarfi, da haɓaka zafin zazzabi na iya haɓaka ƙarfin ƙwanƙwasawa da samar da ƙarfin samfurin, kuma haɓakawa bayan raunin ya ɗan ragu kaɗan. Ƙarfin ƙarfi a yanayin zafi na 620, 635, 650, 675, 700 ℃ sune 237, 253, 268, 257, 242 MPa, ƙarfin ƙarfin shine 143, 165, 177, 169, 154 MPa, kuma tsawo bayan karaya bi da bi 8.9%, 8.2%, 7.9%, 8.1%, 8.4%.

Ana iya ganin cewa ƙarfin ƙwanƙwasa da ƙarfin samfur shine mafi ƙanƙanta a zazzabin zazzabi na 620 ° C, kuma tsawaitawa bayan karaya shine mafi girma. A wannan lokacin, kaddarorin inji na samfurin sune mafi munin; lokacin da zafin simintin ya kai 650 ° C, ƙarfin ƙwanƙwasa samfurin shine Ƙarfi da ƙarfin samarwa shine mafi girma, wanda aka ƙaru da 13.08% da 23.78% bi da bi idan aka kwatanta da 620 ℃ mutu-simintin, kuma tsawaitawa bayan karaya kawai an rage 1%. A wannan lokacin, kaddarorin injin sune mafi kyau. Lokacin da zazzabi mai ɗorewa ya ci gaba da ƙaruwa, ƙarfin samfurin yana raguwa, haɓakawa bayan raguwa ya ragu, kuma kayan aikin injin sun fara raguwa kuma.

2.2 Gwajin kayan masarufi na samfura a saurin allura daban -daban

Sakamakon gwaje-gwaje na kaddarorin injin na Mg-9Al-1Zn-0.5Ce sabbin samfuran sassan sassa na mutuƙar da aka shirya a zazzabi mai ɗorewa na 650 ℃ tare da saurin allura daban-daban: saurin saurin allura, ƙananan ƙarfi, da saurin allura. A hanzari iya yadda ya kamata inganta tensile ƙarfi da samar da ƙarfi na samfurin, da elongation bayan karaya ne in mun gwada dan kadan rage. Ƙarfin ƙarfin ƙarfi a 1, 2, 3, 4, 5m/s saurin allura shine 241, 255, 268, 259, da 244MPa, bi da bi, ƙarfin samarwa shine 152, 164, 177, 168, 153 MPa, da haɓakawa bayan karaya Sun kasance 8.7%, 8.4%, 7.9%, 8.2%, da 8.5%bi da bi. Ana iya ganin cewa ƙarfin ƙwanƙwasawa da ƙarfin samfur shine mafi ƙanƙanta a ƙarƙashin saurin allura na 1m/s, kuma tsayin bayan fashewa shine mafi girma. A wannan lokacin, kaddarorin inji na samfurin sune mafi munin; lokacin da saurin mutuƙar mutuƙar shine 3m/s, samfur ɗin Ƙarfin ƙarfi da ƙarfin ƙarfi shine mafi girma, wanda aka ƙaru da 11.20% da 16.45% bi da bi idan aka kwatanta da 1m/s mutu-simintin, kuma tsawaitawa bayan karaya ya rage kawai ya canza zuwa -0.8%. A wannan lokacin, kaddarorin injin sune mafi kyau. Lokacin da saurin allura ya ci gaba da ƙaruwa, ƙarfin samfurin yana raguwa, tsawaitawa bayan raguwa ya ragu, kuma kayan aikin injin sun fara raguwa kuma. 2.3 Siffar murƙushewar ƙirar ƙirar samfurin

Hotunan raunin da ya fashe na Mg-9Al-1Zn-0.5Ce sabon nau'in mota samfuran sassa-mutuƙar samfura lokacin da aka mutu a 620 da 650 ℃ bi da bi. Ana iya ganin cewa lokacin da ake yin simintin gyare-gyare a yanayin zafi biyu da ke kwarara, karyewar samfuran samfuran duk suna nuna halayen ɓarna mai ɗaci. Lokacin mutu-simintin a 620 ℃, tsagewar samfurin yana da girma, dimples ɗin ba su dace ba, kuma yana da talauci mara ƙarfi; lokacin mutu-simintin a 650 ℃, dimples na samfurin suna raguwa sosai, siffar ta fi zagaye, rarraba ta kasance ta yau da kullun da daidaituwa, kuma an inganta taurin sosai. , Kayan kayan injin sune mafi kyau. Haɗin sakamakon gwajin ƙarfi da haɓaka sabon samfurin Mg-9Al-1Zn-0.5Ce samfuran sassa masu mutuƙar mutuƙa a yanayin zafi daban-daban, za mu iya sanin cewa daga haɓaka Mg-9Al-1Zn-0.5Ce sabon motar -samfuran sassa masu sassauƙa iri-iri Idan aka yi la’akari da kaddarorin injinan sa, an fi son zafin zafin 650 ℃.

2.4 Juriya na lalata samfura a yanayin zafi daban -daban

An nuna sakamakon gwajin juriya na lalata Mg-9Al-1Zn-0.5Ce sabbin samfuran sassa na kayan mutuƙar da aka shirya a cikin saurin allurar 3m/s kuma an shirya su a yanayin zafi daban-daban ana nuna su a hoto na 6. Ana iya ganin cewa karuwar na zazzabi mai zubowa na iya sa yuwuwar lalata samfur ya motsa da kyau, kuma za a iya inganta juriya na lalata. Yayin da zazzabin da ke zubowa ke ƙaruwa daga 620 ° C zuwa 650 ° C, ƙin lalata samfurin yana ƙaruwa da farko sannan yana raguwa. Abubuwan da za su iya lalata a yanayin zafi na 620, 635, 650, 675, da 700 ° C sune -0.924, -0.913, -0.881, -0.893, -0.908V, bi da bi. Ana iya ganin yuwuwar lalata samfur ɗin shine mafi ƙanƙanci a zazzabin zazzabi na 620 ℃, kuma juriya na lalata samfurin shine mafi munin; lokacin da zazzabin zazzabi na 650 ℃ yake mutuƙar-simintin, ƙarfin lalata samfurin shine mafi inganci, wanda ya fi tabbaci fiye da na mutuƙar simintin a 620 ℃. A 43mV, juriya na lalata shine mafi kyau a wannan lokacin. Lokacin da zazzabi mai ɗorewa ya ci gaba da ƙaruwa, yuwuwar lalata samfurin zai fara motsawa cikin ɓarna, kuma juriya na lalata ya sake raguwa.

2.5 Kariyar juriya na samfura a saurin allura daban -daban

Sakamakon gwajin juriya na lalata Mg-9Al-1Zn-0.5Ce samfuran sabbin samfuran sassa na kayan mutuƙar da aka shirya a zazzabi mai ɗorewa na 650 ℃ da saurin allura daban-daban. Ana iya ganin cewa hanzarin saurin allura na iya sa yuwuwar lalata samfurin ta motsa da kyau, kuma za a iya inganta juriya. Yayin da saurin allura ke ƙaruwa daga 1m/s zuwa 5m/s, ƙarfin lalata samfurin yana motsawa da kyau sannan sannu a hankali yana motsawa mara kyau. Hanyoyin lalata a 1, 2, 3, 4, da 5m/s saurin allura sune -0.912, -0.906, -0.881, -0.892, -0.904V. Ana iya ganin yuwuwar lalata samfurin a ƙarƙashin mutuƙar simintin tare da saurin allura na 1m/s shine mafi muni, kuma juriya na lalata samfurin a wannan lokacin shine mafi muni; lokacin mutu-simintin tare da saurin allura na 3m/s, yuwuwar lalata samfurin shine mafi inganci, kuma matsin lamba yana da girma. Lokacin saurin harbi shine 1m/s, canji mai kyau shine 31mV, kuma juriya na lalata shine mafi kyau a wannan lokacin. Lokacin da saurin allura ya ci gaba da ƙaruwa, yuwuwar lalata samfurin zai fara motsawa cikin ɓarna, kuma juriya na lalata ya fara raguwa kuma.

2.6 Gurɓacewar sifar samfura a ƙarƙashin matakai daban-daban na mutuƙar simintin

Hotunan ɓarna na ɓarna na Mg-9Al-1Zn-0.5Ce sabbin samfuran sassa na ƙarar mota lokacin da aka mutu a 620 da 650 ℃ bi da bi. Ana iya ganin cewa lokacin mutu-simintin a 620 ℃, ramukan lalata samfurin yana da yawa, kuma zurfin ramin yana da zurfi, kuma matakin lalata yana da mahimmanci a wannan lokacin; lokacin mutu-simintin a 650 ℃, matakin lalata na samfurin yana raguwa ƙwarai, kuma pointsan wuraren lalata kawai ke bayyana. Za a iya sanin ƙimar gwajin ƙima na Mg-9Al-1Zn-0.5Ce sabbin samfuran sassa masu mutuƙar mutuƙar iska a yanayin zafi daban-daban ana iya sanin su daga haɓaka juriya na Mg-9Al-1Zn-0.5Ce sabon ƙirar mota samfuran sassa Idan aka yi la’akari da aiki, an fi son zafin zafin simintin 650 ° C.

Lokacin da saurin allura ya kai 3m/s, wuraren lalata a saman samfurin ƙanana ne kuma kaɗan, kuma juriya na lalata shine mafi kyau a wannan lokacin; lokacin da aka ƙara saurin allura zuwa 5m/s, lalata samfurin yana tsanantawa kuma babban sifa ya bayyana ramuka na lalata, an rage juriya. Dangane da ƙimar gwajin ƙima na Mg-9Al-1Zn-0.5Ce sabbin samfuran sassa-sassa na samfura a ƙarƙashin saurin allura daban-daban, ana iya sanin cewa don haɓaka juriya na Mg-9Al-1Zn-0.5 Samfuran samfuran samfuran sassa masu mutuƙar mutuƙar fata, Zai fi dacewa saurin 3m/s.

Kammalallen 3

Samfuran da aka kashe na sabbin Mg-9Al-1Zn-0.5Ce sassan mutu-mutu na mota tare da yanayin zazzabi daban-daban da saurin allura, da gwaji da nazarin kaddarorin injin da juriya na lalata. Takaitaccen bayani kamar haka:

• (1) Tare da karuwar zazzabi mai zuƙowa da hanzarin saurin allura, ƙarfin ƙwanƙwasawa da ƙarfin samfur ya ƙaru da farko sannan ya ragu. Karfin lalata yana motsawa da kyau sannan sannu a hankali mara kyau. Yawan elongation ya canza kadan. Ana inganta ingantaccen aiki da lalata lalata da farko sannan a rage. Ƙarfin ƙarfafawa da ƙarfin ƙarfi na sabon Mg-9Al-1Zn-0.5Ce samfuran sassa na mota masu mutuƙar siminti a 650 ° C yana zubar da zafin jiki da saurin allurar 3m/s sune mafi girma, tsawaitawa bayan karaya shine mafi ƙanƙanta, yuwuwar lalata shine mafi inganci, kuma kayan aikin injin suna da kyau. Mafi kyawun juriya.
• (2) Idan aka kwatanta da 620 ℃ zazzabi mai ɗorewa, ƙarfin ƙarfe da ƙarfin ƙarfi a 650 ℃ zazzabi mai zafi ya karu da 13.08% da 23.78% bi da bi, tsayin bayan fashewar ya ragu da 1%, kuma yuwuwar lalata ta canza da kyau. 43mV; Idan aka kwatanta da saurin allura 1m/s lokacin mutuƙar simintin ƙarfe, ƙarfin ƙarfe da ƙarfin ƙarfi a ƙarƙashin 3m/s mutu-simintin ƙaruwa yana ƙaruwa da 11.20%da 16.45%, bi da bi, raguwa bayan karaya ya ragu da 0.8%, da lalata An canza ingantaccen damar 了 31mV.
• (3) Domin haɓaka kaddarorin injiniya da juriya na lalata Mg-9Al-1Zn-0.5Ce sabbin samfuran sassa na ƙarar mota, ƙirar aiwatar da mutuƙar Mg-9Al-1Zn-0.5Ce mota sabon mutu-simintin Ana inganta samfuran samfuran kamar haka: 650 ℃ zafin zafin farko na farko, saurin allurar 3m/s.

Da fatan za a adana tushe da adireshin wannan labarin don sake bugawa:Nazarin Tsarin Sababbin Nau'in Mutuwar Mutuwar Motoci

Minghe Kamfanin 'Yan Wasa Masu Mutu aka sadaukar domin tsirar da samar da inganci da kuma high yi Gyare sassa (karfe mutu simintin sassa Range yafi hada da Thin-Wall Mutu Wasa,Hot Chamber Mutu Wasa,Cold Chamber Mutu Wasa), Zagaye Sabis (Mutuwar 'Yan Wasa,CNC machining,Motsa Motsa, Jiyya na sama) .Adadin al'ada Aluminium ya mutu, magnesium ko Zamak / zinc mutu simintin gyare-gyare da sauran buƙatun simintin maraba don tuntube mu.

Karkashin kulawar ISO9001 da TS 16949, Ana aiwatar da dukkan matakai ta hanyar daruruwan injunan jefa simintin da suka mutu, injunan axis 5, da sauran kayan aiki, tun daga masu fashewa zuwa na’urar Ultra Sonic masu wanki.Minghe ba kawai tana da kayan aiki na zamani ba amma kuma tana da kwararru ƙungiyar ƙwararrun injiniyoyi, masu aiki da sufetoci don tabbatar da ƙirar abokin ciniki ta zama gaskiya.

Manufactureran kwangilar masana'antar mutu. Abubuwan haɓakawa sun haɗa da sassan sanyi na sassan mutuɗar aluminum daga 0.15 lbs. zuwa 6 lbs., saurin canje-canje da aka saita, da aikin inji. Sabis-ƙarin ayyuka sun haɗa da gogewa, faɗakarwa, lalatawa, fashewar harbi, zane, zane, rufi, haɗuwa, da kayan aiki. Abubuwan da aka yi aiki tare sun haɗa da allo irin su 360, 380, 383, da 413.

Zinc ya mutu don jefa ƙirar ƙira / sabis na injiniya tare. Custom manufacturer na daidaici tutiya mutu simintin gyaran kafa. Castananan 'yan simintin gyare-gyare, pressurean ƙwanƙwasa masu juzu'in juzu'in simintin gyare-gyaren juzu'ai, ƙera simintin gyare-gyare na al'ada, ɓangaren mutu da' yan wasa masu mutuwa masu zaman kansu da ƙofar da aka hatimce za a iya ƙera su. Za'a iya kerarrar 'yan simintin a tsayi da faɗi har zuwa 24 a ciki. A cikin +/- 0.0005 a cikin. Haƙuri.  

ISO 9001: 2015 bokan masana'anta ta mutu magnesium, Abubuwan haɓaka sun haɗa da matsin lamba na magnesium mai matsi mai yawa har zuwa tan 200 mai ɗumi mai zafi & 3000 ton mai sanyi, ƙirar kayan aiki, gogewa, gyare-gyaren, inji, foda & zanen ruwa, cikakken QA tare da damar CMM , taro, marufi & isarwa.

ITAF16949 bokan. Servicearin Sabis ɗin Gyare Hadawa zuba jari,yashi,Kushin nauyi, Stauren ɓoye ɓoye,Siffar Centrifugal,Cast Vacuum,Dindindin Mould Gyare, .Hanyoyin iyawa sun hada da EDI, taimakon injiniya, ingantaccen samfuri da aiki na sakandare.

Fitar Masana'antu Abubuwan Nazarin sassa don: Motoci, Bikes, Jirgin sama, kayan kiɗa, Jirgin ruwa, Na'urorin hangen nesa, na'urori masu auna sigina, na'urori masu auna sigina, Na'urori, Kayan lantarki, ,unshi, Clocks, Inji, Injiniya, Kayan Kaya, Kayan Jiki, Jigs, Telecom, Haske, Kayan aikin likita, Na'urar daukar hoto, Robobi, Sassaka, kayan sauti, kayan wasanni, Kayan aiki, Kayan wasa da ƙari. 

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By Minghe Mutu Wasa Wasa | Categories: Labarai masu Taimakawa |Material Tags: Gyare Aluminum, Zinc Gyare, Fitar Magnesium, Castan Wasanni, Bakin Karfe Cast, Fitar tagulla,Gyare Tagulla,Fitar Bidiyo,Tarihin Kamfanin,Aluminum Mutu Gyare | Comments Off