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Centrifugal simintin - Hanyar da samun m guraben da kalmomin

Centrifugal simintin - a hanya domin masana'antu guraben simintin gyaran kafa, wanda dogara ne a kan sakamakon da centrifugal karfi a kan zubi taro na kayan. Foundry, aka tsunduma cikin yi na siffa guraben da kalmomin da m simintin gyaran kafa, yana da fadi da dama hanyoyin da simintin: sanyi, a cikin yashi-lãka kyawon tsayuwa, musamman kakin simintin, a karkashin matsin lamba, da dai sauransu. Amma ingancin samu mafi kyau duka simintin ne centrifugal simintin.

A hakika, hanyar kunshi a cewa da centrifugal karfi na zubi abu gaba ɗaya shimfidawa a kan ciki surface daga cikin mold kuma crystallizing siffofin da wani blank da ake bukata sigogi. Kada ka yi zaton cewa wannan hanya ne kawai zartar da karafa da su gami. A gaskiya, Fitar roba kayayyakin ya zama unusually tartsatsi ne. Amma robobi da yawan siffofin da cewa bukatar da za a gani a lõkacin da aiki tare da su. Roba Allura ne sau da yawa da za'ayi a karkashin matsin lamba, wanda ya samar da musamman kayayyakin daidaici.

A mafi yawan lokuta, daban-daban na zaben 'yan wasa ana amfani da su samar da karfe simintin gyaran kafa. Saboda haka, centrifugal simintin yana da abũbuwan amfãni :. Babu m voids kuma slag inclusions a cikin sakamakon simintin, high-yawa kaya, ta ƙara karfe lalacewa juriya, wanda aka samu da uniform tsarin, da dai sauransu Babban abũbuwan amfãni daga wannan hanya ake kira kayan tanadi a kan workpiece da wani gagarumin raguwa a wuya daga cikin dukan tsari tsari (saboda da iyaka kimantawa Fitar don ƙãre samfurin).

Centrifugal simintin yana da yawan "debe". Wadannan sun hada da: samun m free saman na workpiece, da hali to a lokaci rabuwa abu siffofin high kudin (saboda da ya karu da bukatun na girma daidaito).

Musamman inji an yi amfani da centrifugal simintin Hanyar. Suka sãɓã wa jũna a cikin shugabanci na axis na juyawa - a tsaye, a kwance da kuma karkata axis (da gaskiya, baya aka wuya amfani). Inji tare tsaye axis amfani, don samar da kananan-tsawon billets tare da qananan bambance-bambance na matakai (zobba, pistons, hannun riga da kamar). Inji tare da wani kwance axis na juyawa damar zuwa samu dogon-tsawon high-daidaici simintin gyaran kafa da wani bango kauri daga daya. Hakazalika ta shirya Hanyar Cast-baƙin ƙarfe bututu. Wannan hanya ne ya fi kowa. Amfani da centrifugal simintin iya nuna bututu tare da ganuwar 80 zuwa 300 mm (dangane da kayan aiki amfani). Abinda ya kamata ka shakka tuna shi ne gaskiya cewa tare da wannan hanya, ciki danniya auku a guraben da kalmomin. Saboda haka, bayan samun simintin gyaran kafa zama dole su gudanar annealing.

centrifugal simintin Hanyar da aka shirya domin wasu preform sassa, wanda sune jiki na juyin juya halin. Musamman rare daidaici simintin Hanyar da aka yi amfani da a samar da billets daga wadanda ba ferrous karafa (wannan hanya ba ka damar ceton tsada kayan).

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