Tsarin Fitar da Sassan Karfe

Ta hanyar bincike kan tsarin simintin gyare -gyare da kayan farantin juyi na gado mai matsakaici da nauyi mai fa'ida, ana yin nazarin sabon hanyar yin simintin ƙarfe na ƙarfe tare da ɗimbin yawa na murfin yashi. Hanyar tana da tsari mai sauƙi, babban yawan aiki, babban simintin cikakken aiki da ingancin farfajiya mai kyau.

Matsayi na Yanzu na Tsarin Siminti na Cast Iron sassa 

Sassan ƙarfe na ƙarfe suna nufin nau'in simintin ƙarfe wanda diamita ya fi girma girma. Gabaɗaya, buƙatun sarrafawa na rami mai tsaka -tsaki yana da girma, cibiya da baki sun yi kauri, kuma bangon da aka yi magana yana da bakin ciki, wanda cikin sauƙi yana haifar da yanayin zafi mara daidaituwa da babban bambancin zafin jiki. Dandalin da bakin gefen wuraren zafi biyu ne. Idan tsarin simintin ba shi da ma'ana, simintin gyare -gyare yana da saukin kamuwa da ramin raunin, porosity da ɓarna. A halin yanzu, yawancin masana'antun cikin gida suna kera siminti na rota ta amfani da keɓaɓɓen yashi mai yumɓu, simintin yanki ɗaya, allurar ƙofar tangential, da ciyarwa ko hanyoyin da aka yi amfani da su tare da baƙin ƙarfe mai sanyi a cibiya. Wannan hanyar tana mamaye sararin samaniya, tsarin aiwatarwa, yawan amfanin ƙasa da ingancin samarwa yana da ƙaranci, kuma ingancin simintin gyare -gyare ba shi da kyau.

Bayan mun karɓi aikin samar da rollers-irin baƙin ƙarfe-ƙarfe-sanyaya rollers gado (fiye da guda 5700), matsalar farko da za a warware ita ce binciken tsarin simintin. Ana buƙatar tsari ya zama mai sauƙi, don ma'aikatan da ba su saba da simintin ba su iya yin aiki. Ana buƙatar rage yankin kerawa da zubewa, da biyan buƙatun samarwa a ƙarƙashin yanayin samarwa na yanzu. Lokacin nazarin tsarin simintin gyare -gyare, mun sake fuskantar matsalolin kayan aiki. Roll plate ɗin da aka yi yana da rauni sosai kuma ba za a iya amfani da shi ba wajen samarwa. Ta hanyar bincike kan tsarin simintin gyare -gyare da kayan simintin gyare -gyare, an yi bincike kan sabon nau'in tsarin simintin sassa na baƙin ƙarfe, kuma an samar da ƙwararrun rollers.

Babban Abubuwan Bincike Da Fasahar Fasaha

1.Macen bincike

Roller plate yana ɗaya daga cikin mahimman abubuwan haɗin kayan aikin gado mai sanyaya. Yana buƙatar ingancin farfajiya mai kyau da juriya mai zafi. Tsayayyar zafi na ƙarfe ƙarfe ya dogara ne akan babban ƙarfin juriya na iskar shaka (wato, fim ɗin oxide da aka ƙera a saman ƙarfe yana da tasirin kariya) da haɓaka ƙarfe ƙarfe (wato fadada girman da ba za a iya juyawa ba). na sassan baƙin ƙarfe waɗanda ke aiki a yanayin zafi). Waɗannan kaddarorin guda biyu suna da alaƙa ta kusa da sinadarin ƙarfe. Ƙarfi da ƙarfin juriya na simintin ƙarfe galibi ya dogara da adadin abubuwan da ke haɗa allo, don haka nazarin kayan simintin ya zama lamari mai mahimmanci. A saboda wannan dalili, mun gudanar da bincike kan kayan kuma mun yi zaɓin da ya dace na abun da ke cikin sinadarai, wanda ba kawai yana inganta juriya na simintin gyare -gyare ba, har ma yana tabbatar da kaddarorin inji na simintin. Kayan ƙirar abin ƙira na abin nadi shine RQTSi5, kuma ƙirar sinadaran (%) shine: wC = 2.30% ~ 2.89%, wSi = 4. 5% ~ 5.5%, wMn = 0.50% ~ 0.77%, wP = 0.06% ~ 0.09%, wS ＝ 0.062%～ 0.089%, wCr ＝ 0.38%～ 0.49%. Kayan aikin injininta sune kamar haka: ƙarfin ƙarfi 140-220MPa, taurin 160-270 HBW. Matsakaicin zafin zafin aiki shine 750 ～ 900 ℃. Dangane da babban abun cikin silicon na wannan kayan, ana ƙara ƙaramin saurin sauyin yanayi na baƙin ƙarfe. Sabili da haka, simintin yana da rauni sosai, kuma bai dace da samar da sassan sassauƙa masu kauri ba. Farantin abin nadi yana cikin simintin wannan tsarin. A sakamakon haka, aikin ya fara. A wancan lokacin, abubuwan da aka lalata da yawa sun haifar da matsalolin kayan. Bugu da kari, saboda kayan RQTSi5 yana da rauni kuma yawan amfanin ƙasa yayi ƙasa, yawancin masana'antun cikin gida ba sa amfani da wannan kayan don yin rollers. Dangane da yanayin da ke sama, don guje wa ɓarna farantan faya -fayan da tabbatar da fara aikin matsakaici da nauyi, yin gwajin fitowar wani abu mai tasowa don kera faranti ya zama babban fifiko. Ta hanyar gwaje -gwaje da zanga -zanga da yawa, mun yanke shawarar amfani da sabon kayan da muka haɓaka. Haɗin sinadaran shine: wC = 3.05%～ 3.51%, wSi = 2.9%～ 3.5%, wMn = 0.24%～ 0.56%, wP ＝ 0.05%～ 0.09%, wS = 0.010%～ 0.030%, wMo = 0.29%～ 0.6%. Abubuwan kayan aikin sa kamar haka: ƙarfin ƙarfi 580 ～ 695MPa, elongation 8%～ 18%, taurin 210 ～ 280 HBW. Matsakaicin zafin zafin aiki shine 750 ～ 900 ℃. Saboda kyawawan kaddarorin kayan da aka haɓaka da ƙimar yawan amfanin ƙasa, masu amfani sun gane shi.

Bayan an ƙaddara kayan, kayan aikin kayan, tsarin spheroidization, inoculant da tsarin inoculation, kula da inganci a gaban tanderu, da sauransu an magance su kuma an sami nasara. Kayayyakin inji na abin nadi sun kai mafi kyau a cikin tarihin bitar ƙarfe. Mataki.

2.Yin manyan matsaloli a tsarin narkewa

Don samun baƙin ƙarfe mai ƙyalƙyali bayan an ƙaddara abun da ke cikin sinadaran, tsarin ƙonawa mai dacewa ya zama dole. Don simintin ƙarfe na ductile mai jure-zafi, maganin warkarwa yana da mahimmanci musamman (wato zaɓin tsarin inoculant da spheroidizing). Kayayyakin inji na simintin gyare -gyare ma suna da kyau lokacin da ake sarrafa spheroidization. Mun zaɓi inoculant mai dacewa ta hanyar bincike kuma mun haɓaka tsarin spheroidization mai dacewa, ta yadda za a iya narkar da baƙin ƙarfe da kyau, wanda ba kawai yana inganta ƙarfin simintin gyare -gyare ba, har ma yana haɓaka tsayinsa, kuma tasirin yana da kyau sosai.

• Zaɓin wakili mai ƙyalƙyali Ingancin wakilin spheroidizing kai tsaye yana shafar tasirin spheroidizing, kuma yana shafar ingancin baƙin ƙarfe da simintin gyare -gyare. Ta hanyar gwaje-gwaje da zanga-zanga da yawa, a ƙarshe mun ƙaddara cewa wakilin spheroidizing ya karɓi ReMg5-8 ƙasa mai ƙarancin haske, inoculant ya karɓi 75SiFe da keɓaɓɓen inoculant na dogon lokaci wanda zai iya inganta ƙarfi da haɓaka ƙarfe ƙarfe.
• Spheroidizing Don samun simintin gyare-gyare masu inganci, zaɓin masu inoculants da hanyoyin spheroidizing shima yana da mahimmanci. Ta hanyar magance manyan matsalolin, mun zaɓi inoculant mai dacewa kuma mun tsara tsarin spheroidization mai dacewa, wanda ba kawai ya ƙara ƙarfin simintin ba, har ma ya haɓaka tsayinsa, kuma tasirin yana da kyau sosai.

Tsarin spheroidization yana amfani da jakar dam, wanda dole ne a bushe shi sosai. Daban -daban gami dole ne a preheated. Gilashin da aka ƙara a cikin jakar dam daga ƙasa zuwa sama sune: ƙaramin ƙarancin ƙasa mai sauƙi 1.8% → inoculant 0.8%, murfin farantin ƙarfe ko foda baƙin ƙarfe (gwargwadon zafin baƙin ƙarfe) → saman alkali 0.5%. An bugi 2/3 na baƙin ƙarfe, kuma bayan an gama amsawa, ana sake bugun ƙarfe zuwa adadin da ake buƙata, kuma ana ƙara 0.6% ferromolybdenum, 0.6% inoculant tare da kwarara, kuma an cire slag.

3.Yin manyan matsaloli a tsarin simintin gyare -gyare

Domin ƙirƙirar babban aiki, kamfaninmu ya gabatar da buƙatun da suka fi na ƙasa don ingancin farfajiya, ƙimar haƙuri, da ƙimar sarrafa rollers. Koyaya, rollers suna da manyan batches da tsayayyun jadawalin. Domin ɗaukar jadawalin, taron bitar ya yi amfani da wasu dabaru na simintin gyare -gyare. Ma'aikata na wucin gadi da ba a san su ba suna samar da faya -fayan fayafai, wanda ke gabatar da manyan buƙatu a kan aiwatar da faya -fayan fayafai. Mun yi bincike kan tsarin simintin.

• Binciken tsarin yin samfuri Ana iya gani daga tsarin sashin cewa cibiya ta yi kauri kuma mai magana ya fi siriri. A halin yanzu, yawancin masana'antun cikin gida suna kera simintin gyare-gyare tare da wannan tsarin ta amfani da simintin simintin-yashi guda ɗaya, tare da masu hawa a cibiya da ƙofofi masu mahimmanci. Tare da wannan tsari, ƙimar samarwa yana ƙaruwa, ƙimar samfuran da aka gama suna da ƙarancin ƙarfi, kuma ingancin samarwa shima yayi ƙasa. Idan ana amfani da ƙirar yashi na yau da kullun don simintin yanki ɗaya, dole ne a kammala samar da Rolls 5,700 a cikin lokacin da ake buƙata, ana buƙatar samar da Rolls 144 a kowace rana, akwatunan yashi 288, ƙirar ƙarfe 16, da isasshen gyare-gyaren da wurin zubarwa. da ake buƙata, da Ƙwarewar Ƙwarewar, ba ta iya yin aiki don ma'aikatan da ba su da masaniya da simintin gyare -gyare, kuma ba za su iya cika buƙatun samarwa ba. Don wannan, mun zaɓi tsarin ƙoshin yashi na ƙarfe ta hanyar kwatancen, wato, ana amfani da yashi na ƙarfe na ƙarfe don yin ginshiƙi, sannan a zubar da yashi tare kuma a sanya zoben akwatin don zubawa. Kawai 8 akwatunan manyan akwatunan ƙarfe ake buƙata don biyan bukatun samarwa ta hanyar ɗaukar wannan tsari. Ana zubar da kowane sprue tare da dunƙule guda 3, ana zubar da kowane tari da guda 8, kuma ana zuba farantin ƙasa tare da guda 48 a lokaci guda. Saboda amfani da tsarin gating na kowa, ƙimar simintin yana da girma, kuma ingancin farfajiyar simintin gyare -gyaren yashi yana da kyau.
• Tsara da samar da kayan aiki Bayan an ƙaddara tsari, mun ƙera da samar da kayan aikin da ake buƙata
• Daidaitawa, haɗawa da kuma samar da yashi mai mahimmanci. A core yashi shiri tsari ne m zuwa guduro yashi taro core stacking tsari. A farkon samarwa, saboda raunin da bai dace ba na resin da wakili, maganin yashi yana da wahalar cirewa daga ƙirar ƙarfe, kuma ingancin saman yashi ya yi ƙanƙanta sosai. Samar da gwaji na rabo daga ƙarshe ya ƙaddara rabo na resin, wakili mai warkarwa da ɗan yashi, kuma ya samar da ƙwaƙƙwaran yashi. Nauyin yashi mai nauyi, kuma wakili na warkarwa shine 0.45% ～ -0.224% na resin.Min haɗawa: Ana amfani da mahaɗin yashi S40 don cakuda yashi. Ƙara rairayin rairayin da aka auna a kan mahaɗin yashi sannan a ƙara wakilin magani, fara haɗawa na mintuna 70-100, sannan ƙara resin, haɗa da niƙa na mintuna 1.8-2, sannan fitar da yashi. saman ciki na babban akwatin yana da tsabta kafin samarwa, yi amfani da wakilin sakin, yashi yashi daidai lokacin yin ginshiƙi, kuma tabbatar da cewa girman yayi daidai lokacin gyaran ginshiƙi. An ƙidaya muryoyin da aka shirya a jere, kuma ana amfani da graphite akan giya. Goge fenti sau biyu. Bayan an kunna fenti, yi amfani da bushewar zane don goge saman yashi a hankali.
• Zaɓin tsarin zubarwa Girman tsarin zubarwa yana shafar ingancin simintin. Idan yankin tsarin zubarwa ya yi ƙanƙanta, ana iya samun lahani kamar rashin isasshen zuba da shingayen sanyi. Idan ya yi yawa, yana da wuyar tsaftace shi daga simintin gyare -gyare. An yi simintin da baƙin ƙarfe. Lokacin da muka fara samarwa, mun kafa masu gudu 4 na ciki a saman shaft. A sakamakon haka, galibi ana murƙushe diski na rolle saboda tsabtace ƙofar. Daga baya, mun zaɓi tsarin ƙofar da ta dace ta hanyar gwaje -gwajen da suka danganci siffa da nauyin simintin gyare -gyare, kuma muka samar da ƙwararrun simintin gyare -gyare. Muna amfani da cikakkiyar fa'ida ta faɗaɗa hoto da halayen ciyar da kai kuma muna amfani da hanyar ciyarwa da ba ta tashi ba. Kawai ƙofofi masu leda 80mm × 40mm kawai ake buɗewa a saman kowane abin nadi. Wannan tsarin zubarwa ba kawai yana adana baƙin ƙarfe ba, amma kuma yana rage sa'o'in mutane don tsabtace mai ɗagawa, kuma ingancin farfaɗo yana da kyau.
• Tabbatar da adadin rollers stacking Ta yin amfani da fasahar zuba zuba, adadin simintin da ake zuba kowane lokaci kai tsaye yana shafar ingancin simintin. Yawancin simintin gyare -gyare suna da saukin kamuwa da ramukan ramuka saboda ƙarancin ciyarwa. Ƙananan simintin gyare -gyare, yawan aiki da yawan amfanin ƙasa. Domin tabbatar da inganci lokacin da ƙungiyar bincike ta fara samar da gwajin, guda 6 kawai aka zuba a kowane tari. Tare da ci gaba da tarawar ƙwarewar samarwa, gwargwadon ƙididdigar mu a hankali, yanzu muna zubar da guda 8 a kowane tari da sprue ɗaya a cikin tarin 3. A sakamakon haka, Ba wai kawai yana ba da tabbacin ingancin simintin gyare -gyare ba, har ma yana inganta yawan aiki.
• Zaɓin zafin zazzabi. Zubawa tare da yawan zafin jiki mai saukowa yana da haɗari ga lahani kamar porosity da ƙuntatawa, yayin da zazzabin zazzabi ya yi ƙasa sosai don haifar da lahani kamar rashin isasshen zuba da wake baƙin ƙarfe a farfajiya. Mun saita madaidaicin zazzabi na 1280 ～ 1300 ta hanyar gwaje -gwaje. , Samar da simintin gyare -gyare.
• Sarrafa lokacin dambe. Gyaran simintin gyare -gyare yana da sauƙin lalacewa idan dambe ya yi wuri sosai, kuma zai shafi zuba daga baya. Dangane da girman da yawa na simintin, mun kayyade cewa lokacin yajin aikin shine 6h.

Binciken Kulawa

Domin tabbatar da ingancin rollers da aka samar, mun kafa tsarin dubawa mai tsauri: kowane abin nadi dole ne a haɗe shi da shingen gwaji don gwajin simintin gyare -gyare, kuma kaddarorin inji, tsarin ƙirar ƙarfe da abun da ke cikin sinadarin gwajin toshe 100% an gwada su . Wadanda ba su cancanta ba za su bar masana'anta.

Tasirin Samarwa

• Disk ɗin abin nadi wanda ƙungiya mai ɗimbin yawa ta ƙaddara ta babban taro na ƙarfe resin yashi yana da babban ƙarfi da ingancin farfajiya mai kyau. Abubuwan sa daban -daban sun yi nisa fiye da kayan ƙira na asali kuma suna biyan bukatun masu amfani.
• Bayan ɗaukar wannan tsari, yashi zuwa rashi ƙarfe shine kawai 1.5: 1, wanda yayi ƙasa da matakin fasaha na cikin gida (3 ～ 4.5): 1, yana adana yashi mai yawa.
• Tsarin yana da sauƙi don aiki kuma an ba da tabbacin ingancin. Taron bitar ƙarfe ya kuma samar da rollers masu inganci ta amfani da adadi mai yawa na ƙwararrun ma'aikata.
• Ana haɓaka yawan aiki ta fiye da sau biyu, wanda ba kawai yana ceton sa'o'i-mutum ba, har ma yana adana yawan kuɗin akwatin yashi.
• Tun da tarin yawa na rollers da yawa suna amfani da tsarin zubar da ruwa na yau da kullun kuma ba a buƙatar masu haɓakawa, ƙimar yawan amfanin ƙasa ya kai 95%, wanda ya fi girma fiye da kashi 70% na yawan amfanin ƙasa. Dangane da ƙaramin sashi na tsarin ƙofar, ana iya tsabtace shi ta hanyar hammata kawai, wanda ke rage sa'o'in mutane sosai don yanke simintin gyare-gyare da zub da kayan hawa.

Tun lokacin da aka sanya farantin faranti da kamfaninmu ya samar a cikin matsakaici da masana'antar faranti mai nauyi, yana aiki da kyau, yana aiki yadda yakamata kuma koyaushe, kuma babu raunin gado mai sanyi, ɓarna akan farantin karfe, ko karkacewa. farantin karfe saboda ingancin farantan mirgina. Inganci yana ba da tabbacin aikin al'ada na masana'antar mu kuma yana haifar da fa'idodin tattalin arziƙi.

Kammalawa

Ta hanyar bincike kan kayan aiki da simintin aikin farantin abin nadi, mun kammala aikin simintin farantin abin hawa akan lokaci kuma cikin inganci da ƙima, mun aza harsashin fara aikin matsakaici da aikin faranti na kamfanin mu. Dangane da babban ingancin wannan tsari da kyakkyawan ingancin farfaɗo, a kan tushen kammala kwangilar kwanonmu na sanyaya, mun ɗauki ayyukan samarwa fiye da 20,000 daga Lingang, Xianggang da sauran masana'antun. Abubuwan haɓakawa da aikace -aikacen aikace -aikacen suna da faɗi da tattalin arziƙi. Fa'idodin suna da mahimmanci.

Da fatan za a adana tushe da adireshin wannan labarin don sake bugawa:Tsarin Fitar da Sassan Karfe 

Minghe Gyare Company aka sadaukar domin tsirar da kuma samar da inganci da 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