Canjawa daga ƙarfe na sunadarai zuwa ƙera ƙarfe ta hanyar amfani da fasahar bulo mai ƙyalƙyali mai tsayayyen mita

Fasahar tsaftar wutar lantarki ta tsaka -tsaki ta canza murhun murƙushe madaidaicin ƙarfe daga kemikal ɗin ƙarfe zuwa ƙera ƙarfe. A lokuta da yawa, ingancin ƙarfe na ƙarfe (gami) ya kai matakin ƙimar ingantaccen tudun AOD, murhun murfin LF, da murhun murhun VD.

Fa’idodin amfani da mai watsa gas:

1. Inganta shawagi na hadawa a cikin narkakken karfen, rage shigar da shi, da inganta ingancin narkakken karfe;

2. Inganta amfani da kari;

3. Rage yawan ɓarna;

4. Ƙara tsawon rufin wutar makera;

5. Ƙananan saka hannun jari;

6. Bada wutar makera aikin tacewa don bayar da tallafi na fasaha mai ƙarfi don haɓaka ƙimar ƙarfe da haɓaka sabbin samfura.

, Yadda ake girka iskar gas

1.1 Shiri kafin shigarwa

1) Kera ramin zagaye ¢ 18mm a tsakiyar gindin murhun shigarwar (an keɓe sashin murhun wutar lantarki) don sauƙaƙe shigar da bututun iskar gas.

2) Goge fentin H-gefe akan murfin shigarwa kuma amfani da manna murɗa. Wasu tanderu har yanzu suna ɗora faranti na mica da mayafin asbestos akan bangon ciki na manna murɗa.

3) Shirya bututun ƙarfe tare da kaurin bango na 1 ~ 2mm, diamita 200 ~ 350mm gwargwadon girman tanderu, da tsayin 250 ~ 300mm. Fuskar waje waje ce kuma mai tsabta. Don hakar mai sauƙi, ana iya haɗa hannu biyu.

4) Shirya iskar gas, kamar argon kwalba, nitrogen, da sauransu Ana buƙatar tsarkin gas ya zama 99.99%. Lokacin da iskar gas ta yi yawa, ana iya ƙirƙirar silinda gas da yawa a cikin tashar bus; an haɗa ma’aunin matsin lamba zuwa fitowar tushen iskar gas (kewayon 0 ~ 2Mpa), mita mai gudana (kewayon 0 ～ 250L/min), bawul ɗin allura (idan aka kwatanta da sarrafa sarrafa iska); a cikin samar da taro na masana’antu, zaku iya shigar da “tsarin sarrafa gas mai hankali” (wanda kamfanin ya bayar), don gas ɗin ya zama babba, mai hankali, ikon dogaro (duba kundin samfurin kamfanin ko gidan yanar gizon don cikakkun bayanai).

1.2 Shigar da mai watsa gas

Bayan an kammala shirye -shiryen da ke sama, ƙaddamar da bututun gas mai watsawa (bututun baya na mai watsawa zaren waje ne, M16 × 2mm) ta cikin ramin zagaye a ƙasa, gyara shi a ƙasan tanderun tare da kwaya da gasket, kuma sanya saman saman mai watsa gas ɗin Tsawon yana kusan 100mm ƙasa da saman saman kayan ƙasa na murfin shigarwa (kamar yadda aka nuna a cikin adadi), kuma tsayin saman saman mai watsa gas ɗin ya yi ƙasa. fiye ko daidai da tsayin zoben ƙasa na murfin shigarwa. Haɗa adaftar (shugaban pagoda) zuwa bututu na baya na mai watsawa, sannan a haɗa shi da bututun gas ɗin silinda; Hakanan zaka iya haɗa bututun ƙarfe kai tsaye zuwa bututu na baya na mai watsa gas don tabbatar da cewa bututun iskar gas ɗin bai zube ba (kamar yadda aka nuna a cikin adadi). Kada ku kula: yayin tsarin haɗin gwiwa, babu tarkace, ƙura, da sauransu ya kamata ya faɗa cikin bututun mai.

Bayan haka, rufe mai watsa gas tare da bututun ƙarfe da aka riga aka shirya, daidaita matsayin bututun ƙarfe, sanya diffuser a tsakiyar bututun ƙarfe, zuba busasshiyar kayan girgizawa a waje na bututun ƙarfe, sannan bi induction makera bushe rawar jiki kayan aikin aiwatarwa A waje na baƙin ƙarfe bututu ana bugunsa da busasshiyar kayan girgizawa don sanya shi ƙarami kuma cikin layi tare da haɓaka kayan ƙasa. Bayan rawar jiki da raɗaɗɗen busasshiyar kayan girgizawa a waje na bututun ƙarfe, a hankali cire bututun ƙarfe, tsinke takarda mai mannewa akan mai watsa gas ɗin, kuma zuba “abin da ke numfashi” a cikin tsakiyar ramin kasan tanderun. . 100mm, ramming da harhaɗa kayan abin da ke numfashi ta hanyar Layer, kuma ya sanya tsayin abin da ake iya numfashi da ƙasan murhun bushewar kayan girgiza iri ɗaya. Yi hattara kada ku lalata mai watsa gas yayin amfani da vibrator cokali mai yatsa. Bayan an shimfiɗa kayan murɗawa na ciki, yi amfani da cokali mai yatsu don yin alama da cokali mai zurfi tare da da’irar na tsawon makonni 2 zuwa 3, sannan shigar da nasihun tukunyar tanderun cikin ɓangarorin ciki da waje na da’irar a lokaci guda. Yi amfani da vibrator sanye take da madaidaicin kai don girgizawa akai -akai da rama alamar cokali mai yatsa akan da’irar da babba na kayan numfashi don daidaitawa da haɗa mai watsa gas. An kammala shigar da mai watsa iskar gas.

Bayan haka, kammala tsarin yin tanderu mai zuwa: daidaita madaidaicin ƙirar ƙarfe (ya kamata a ƙera ƙirar ƙarfe na faranti mai kauri tare da kauri na 6mm ko fiye, wanda ke dacewa da murƙushe murfin murhu) → bi shigar Tsarin gini mai girgiza girgiza kayan gini don haƙa bangon makera da bangon tanderu Tsayin busasshen kayan ya kai kusan 50mm daga bakin tanderu Idan ba a zana gindin ƙarfe na ƙarfe ba, dole ne a narkar da shi a cikin narkakken ƙarfe tare da rufin murhun.

2. Furnace rufi sintering da fitina busa

Rufewar rufin kuma ya haɗa da murƙushewar “kayan da ake numfashi”, wanda yake da mahimmanci. Ingancin sintering yana da alaƙa da rayuwar rufi da amfani da mai watsa gas.

Tanderu don narkar da ƙarfe ya kamata ya yi amfani da daskararre mai kauri. Misali, yi amfani da guntun gajarta da inganci mai inganci gwargwadon iko. Zazzabi yana tashi a ma’aunin 200-300 ° C a awa ɗaya zuwa 1100 ° C na kusan awa 1, sannan zazzabi ya hau sama da 300 ° C/awa. Tsayin yakamata ya tashi sama sama da busasshen kayan/haɗin kayan rigar, kuma a ajiye shi a 1680 ～ 1700 ℃ na awanni 1 ～ 2.

Bayan nutsewa da riƙewa, zaku iya gwada hurawa.

Sannu a hankali buɗe bawul ɗin allura kuma lura da hannu tare da daidaita kwararar iskar gas don tabbatar da cewa akwai kumfa da tabo a saman narkakken ƙarfe don gujewa ƙarar gas mai yawa, narkar da baƙin ƙarfe, da fallasawa zuwa iska wanda ke haifar da hadawan abu da iskar shaka na biyu.