Masana'antu Rolling Mill Rolls
Yawanci amfanimirgine kayan sun haɗa da ƙarfe jabun ƙarfe, ƙarfe simintin ƙarfe da simintin ƙarfe.Alloy jabu karfe ana amfani da gami jabu karfe naniƙamirgine.Nadi shine muhimmin sashi na mirgina a cikin injin mirgine.Ana amfani da matsin lamba da nau'i-nau'i ko rukuni na rolls ke haifar don mirgina karfe.An fi yin shi da nauyi mai ƙarfi da tsayi, lalacewa da canje-canjen zafin jiki yayin mirgina.
Kayan aikin yana jujjuyawa a cikin abin da aka saba amfani dashisanyi rolls9Cr, 9Cr2, 9Crv, 8CrMoV, da dai sauransu.sanyi rollsna bukatar surface quenching, kuma taurin ne HS45 ~ 105.Abubuwan da aka saba amfani da su don nadi mai zafi sune 55Mn2, 55Cr, 60CrMnMo, 60SiMnMo, da dai sauransu. Ana amfani da naɗaɗɗen naɗaɗɗen zafi a sarrafa billets, faranti mai kauri, da ƙarfe sashi.Yana jure wa ƙarfi mai ƙarfi, rauni mai ƙarfi da gajiyawar thermal, kuma rolls mai zafi yana aiki a yanayin zafi mai zafi, kuma yana ba da izinin lalacewa diamita a cikin naúrar aikin aiki, don haka ba a buƙatar taurin saman, babban ƙarfi da ƙarfi kawai ake buƙata da juriya mai zafi.Zazzafan rolls ɗin ana daidaita su kawai ko kuma an kashe su, kuma ana buƙatar taurin saman ya zama HB190 ~ 270.
Ƙarfe-ƙarfe da ƙirƙira farin ƙarfe ƙananan kayan filastik ne tare da juriya mai girma, kuma ana iya amfani da su don kera naɗaɗɗen ƙira masu inganci ta hanyar haɓaka ƙananan ƙirar su da haɓaka ƙarfinsu da taurinsu ta hanyoyin ƙirƙira da suka dace.
Runxiang yana tunatar da ku cewanadi ga karfe mirgina niƙasun bambanta da sassa na tsarin gabaɗaya, kuma yanayin aiki yana da rikitarwa da bambanta.A lokacin aikin birgima, jikin nadi yana fuskantar babban damuwa, galibi yana lanƙwasa damuwa da gogayya, da sauransu, kuma babban nadi yana ɗauke da babbar juzu'i.Jikin abin nadi dole ne ya jure juzu'i, lalacewa, tasiri, damuwa lamba da gajiya da ke haifar da tsananin sanyi da zafi na dogon lokaci.Sabili da haka, ban da kayan aikin injiniya na al'ada, nau'ikan mirgina daban-daban sun gabatar da jerin buƙatu na musamman don aiwatar da rolls, waɗanda suka bambanta da sauran samfuran.
