Labarai

Molding na Injection na Karfe (MIM) sabuwar fasahar ƙarfe ce, wadda aka haɓaka daga molding na injection na foda (PIM) na sassan yumbu. Manyan matakan samarwa na Molding na Injection na Karfe sune kamar haka: haɗa foda na ƙarfe da kuma molding na granulation-injection-degreasing-sintering-subsequent treatment-product, fasahar ta dace da ƙananan, hadaddun, samar da taro mai yawa na kayan ƙarfe, kamar waɗanda masana'antar agogon Switzerland ke amfani da su don yin sassan agogo. A cikin 'yan shekarun nan, fasahar MIM ta bunƙasa cikin sauri, kayan da suka dace sun haɗa da: Fe-Ni alloy, bakin ƙarfe, ƙarfe na kayan aiki, babban nauyi mai nauyi, simintin carbide, titanium alloy, ni-based superalloy, intermetallic compound, alumina, zirconia da sauransu. Fasaha ta Molding na Injection na Karfe (MIM) tana buƙatar girman barbashi na foda ya ƙasa da micron kuma siffar kusan zagaye ce. Bugu da ƙari, ana buƙatar yawan sassauƙa, yawan girgiza, rabon tsayi zuwa diamita, kusurwar gangara ta halitta da rarraba girman barbashi. A halin yanzu, manyan hanyoyin samar da foda don fasahar ƙera ƙarfe sune atomization na ruwa, atomization na gas da kuma hanyar ƙungiyar carbonyl. Manyan nau'ikan foda da ake amfani da su don allurar ƙarfe na bakin ƙarfe sune: 304L, 316L, 317L, 410L, 430L, 434L, 440A, 440C, 17-4PH, da sauransu. Tsarin atomization na ruwa kamar haka: zaɓin kayan ƙarfe na bakin ƙarfe - narkewa a cikin matsakaicin mitar induction tanderu - daidaitawar abun da ke ciki - deoxidation da slag - atomization da pulverization - gano ingancin inganci - tantancewa - marufi da ajiya, manyan kayan aikin da ake amfani da su sune: tanda mai matsakaicin mitar induction, famfon ruwa mai matsin lamba, na'urar pulverizing a rufe, tankin ruwa mai zagayawa, kayan aikin tantancewa da marufi, kayan aikin gwaji.

Tsarinatomization na iskar gasshine kamar haka:

Zaɓin kayan ƙarfe na bakin ƙarfe - narkewa a cikin matsakaicin mita na induction tanderu - daidaitawar abun da ke ciki - cire oxidation da slag - atomization da pulverization - gano ingancin inganci - tantancewa - marufi da ajiya. Babban kayan aikin da ake amfani da su sune: tanderun narkewar induction na matsakaici na mita, tushen nitrogen da na'urar atomization, tankin ruwa mai zagayawa, kayan aikin tantancewa da marufi, kayan aikin gwaji. Kowace hanya tana da fa'idodi da rashin amfani: Atomization na ruwa shine babban tsarin pulverizing, babban inganci, samar da babban sikelin ya fi araha, yana iya sa foda ya yi kyau, amma siffar ba ta da tsari, wanda ke da amfani ga adana siffofi, amma maƙallin da aka yi amfani da shi ya fi tasiri, yana shafar daidaito. Bugu da ƙari, fim ɗin oxidation da aka samar ta hanyar amsawar ruwa da ƙarfe a babban zafin jiki yana hana sintering. Atomization na gas shine babban hanyar samar da foda don fasahar ƙera ƙarfe. Foda da gas atomization ke samarwa yana da siffar zagaye, tare da ƙarancin iskar shaka, ƙarancin ɗaurewa da ake buƙata kuma yana da kyau a tsari, amma yawan amfanin foda mai laushi yana da ƙasa, farashin yana da yawa kuma yanayin kiyaye siffar ba shi da kyau, c, N, H, O a cikin ɗaure yana da tasiri akan jikin da aka lalata. Foda da hanyar carbonyl ke samarwa yana da tsarki sosai, yana da ƙarfi a farkon kuma yana da kyau sosai a girman barbashi. Ya fi dacewa da MIM, amma kawai don Fe, Ni da sauran foda, waɗanda ba za su iya biyan buƙatun nau'ikan ba. Domin biyan buƙatun foda don ƙirar ƙarfe, kamfanoni da yawa sun inganta hanyoyin da ke sama kuma sun haɓaka hanyoyin atomization na micro-atomization da laminar atomization. Yanzu yawanci ana amfani da foda atomized na ruwa da foda atomized na gas gauraye, na farko don inganta yawan matsewa, na biyu don kiyaye siffar. A halin yanzu, amfani da foda atomizing na ruwa kuma yana iya samar da jiki mai laushi tare da yawan dangi fiye da 99%, don haka ana amfani da foda atomizing na ruwa kawai don manyan sassa, kuma ana amfani da foda atomizing na gas don ƙananan sassa. A cikin shekaru biyu da suka gabata, Kamfanin Handan Rand Atomizing Pulverizing Equipment Co., Ltd. ya ƙirƙiro wani sabon nau'in kayan aikin tace sinadarin atomizing, wanda ba wai kawai zai iya tabbatar da samar da sinadarin atomizing na ruwa da kuma foda mai kyau ba, har ma ya yi la'akari da fa'idodin siffar foda mai siffar ƙwallo.