Iyo wunvise '420 ibyuma bidafite ingese', ikintu cya mbere gishobora kuza mubitekerezo ni 'ibyuma'. Kandi ntabwo wibeshye, ariko kandi niho harengerwa. Mwisi yo gushinga no gutunganya, gufata 420 nk '' urwego rwo gutema 'gusa nuburyo bwihuse bwo guhura nibibazo. Nibikoresho bya martensitike, bivuze ko bigoye, ariko ibyo biranga cyane ni inkota y'amaharakubiri. Nabonye imishinga myinshi aho spec yahamagaye 420 gusa kubera ko yari izina rizwi, nta gusobanukirwa neza imyitwarire yaryo mugihe na nyuma yo kuyitunganya. Ikinyuranyo hagati yimiterere yacyo hamwe nukuri ko guhindura casting cyangwa akabari mu gice cyarangiye niho umurimo nyirizina - n'amasomo ashimishije - bibera.
Ukuri kwa Hardenability Ukuri no Gutera Umutwe
Reka tuvuge kubyerekeranye na 420: ibirimo chromium 12-14% hamwe na karubone ihagije (hafi 0.15% min) kugirango yemere gukomera. Ku mpapuro, urashyuha ubivure kandi ubone kwambara neza nimbaraga. Mubikorwa, cyane cyane mu gushora imari sosiyete yanjye, QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., kabuhariwe muri, as-cast structure ni ngombwa. Niba udashoboye gukonjesha neza uhereye kumasuka, urashobora kubona austenite ikabije cyangwa karbide idahwanye. Ibyo biganisha ku gukomera kudahuye nyuma, nubwo uburyo bwawe bwo kuvura ubushyuhe bukurikira. Ibi twabyize hakiri kare hamwe nibice bigize valve. Icyifuzo cyahamagaye HRC 48-52 nyuma yo gukomera no kurakara. Twabonye ibintu byose kuva kuri 44 kugeza kuri 55 murwego rumwe. Nyirabayazana? Ntoya, hafi yingirakamaro cyane muburyo bwurukuta rwumukino wahinduye igipimo cyo gukomera. Urupapuro rwamakuru ntirukuburira kubyerekeye.
Noneho haza imashini. Mbere yo gukomera 420 irasebanya. Irakunda gukora cyane. Uratekereza ko ufata igikata cyiza, hanyuma bukwi na bukwi igikoresho cyawe kirashya kuko ibikoresho byarushijeho gukomera munsi yo gukata. Turakora byinshi Imashini ya CNC murugo murugo rwacu (urashobora kubona bumwe mubushobozi bwacu kuri https://www.tsingtaocnc.com), na 420 isaba kubahwa. Igikoresho cya geometrie, gutwikira, nigipimo cyibiryo ntabwo aribikorwa byiza hano; ni itandukaniro riri hagati yumurimo wunguka no gusiba urutonde rwose rwabakinnyi bahenze. Guhitamo gukonje no gutemba bihinduka ingingo nkuru yo kuganira hasi. Ntabwo ari 'gushiraho no kwibagirwa' ibikoresho nkibyuma byoroheje.
Ndibuka umushinga wo gutunganya ibiryo. Umukiriya yashakaga ko impande zifata kurangiza igihe kirekire. Twasabye 420, ariko bari bafite ingengo yimari idahwitse kandi bifuzaga akazi gake nyuma yo gukina. Twagerageje gutanga casting hafi ya net net ishoboka kugirango tugabanye igiciro cyo gukora. Kwimuka nabi. Igipimo gito hamwe nubuso bwa decarb bivuye mubikorwa byo gukina bivuze ko inzira ya mbere yo gutunganya idahuye, biganisha ku kuganira no kutagira ubuziranenge. Twarangije tugomba kongeramo intambwe imwe yo gutunganya no gukora isuku mbere yo gusya bwa nyuma, yariye inyungu ariko igatanga igice. Isomo: hamwe na 420, rimwe na rimwe ntushobora gusimbuka intambwe kugirango uzigame ikiguzi. Ibikoresho bizagufasha kwishyura nyuma.
Kurwanya Ruswa: Imyumvire idahwitse
Iyi ni nini. Abantu babona 'ingese' bakeka ko ari 304 cyangwa 316. Ntabwo aribyo. 420 ifite imbaraga zo kurwanya ruswa. Chromium irahari cyane cyane gukomera, ntabwo ari ugukora urwego rukomeye. Mubidukikije byangirika byoroheje, nkikirere cyuzuye cyangwa guhura rimwe na rimwe namazi, nibyiza. Ariko shyira muburyo buhoraho na chloride cyangwa acide, kandi bizabona kandi byobo. Twari dufite umukiriya mu nganda zo mu nyanja washakaga 420 kubintu bito byihuta cyane. Basimbuzaga igice cyicyuma cya karubone cyangiritse vuba. Igice cya 420 cyamaze igihe kirekire, ariko mugihe cyumwaka umwe, cyerekanaga igikwiye. Kubisabwa, PH 17-4 cyangwa 316 hamwe no gukomera bikwiye byari kuba byiza, ariko ikiguzi cyo hejuru cyabatinyaga. Twize kugira icyo kiganiro cyangirika imbere, buri gihe, nubwo bivuze gusubiza inyuma guhitamo ibintu byambere.
Kurwanya ruswa nabyo biterwa cyane no kurangiza hejuru. Ubuso bwuzuye neza 420 buzakora neza cyane kuruta imashini ikozwe neza cyangwa nkuwashizwe. Iyi sano isubira iwacu Igikonoshwa na gushora imari inzira. Hamwe no gushora imari, turashobora kugera kumurongo mwiza cyane kurangiza neza neza, utanga intangiriro nziza. Hamwe no gushushanya ibishishwa, hakenewe isuku nyinshi hejuru. Guhitamo rero gukina inzira ubwayo birashobora guhindura imikorere yanyuma mugice cyimikorere, ikintu kitagaragara mugihe urimo kureba kumeza yibintu.
Nyuma yo gusudira cyangwa nyuma yubushyuhe-bwo kuvura, kurwanya ruswa bifata indi hit niba udatoragura neza na passivate. Ntabwo twohereza gusa ibice bivura ubushyuhe nta ntambwe. Nibintu byongeweho umurongo, ariko gusimbuka bivuze ko igice gishobora kubora muri transit cyangwa ububiko, busa nkibidasanzwe. Nintambwe ntoya, idashimishije intambwe isobanura ubuziranenge mugihe ukorana n amanota nka 420.
Gukorana na Alloy Variations hamwe na Sourcing
420 ntabwo ari ikintu kimwe gusa. Hano hari 420, 420F (hiyongereyeho sulfure yo gukora imashini), na 420J2 zitandukanye hamwe na karubone zitandukanye. 420F ninzozi kumashini ugereranije na 420 zisanzwe, ariko gusudira kwayo ni muke kandi sulfide irimo irashobora kuba ingingo yintege nke zumunaniro cyangwa ruswa. Ugomba guhuza ibitandukanye kumikorere. Kubintu bigoye, binini-bikikijwe bizakenera byinshi Imashini ya CNC, dushobora gusunika kuri 420F byemejwe nabakiriya, birambuye kubicuruzwa. Kubice bikeneye ingaruka nziza zikomeye, twakuraho icyiciro cya 'F'.
Gushakisha ibikoresho bibisi bihoraho nubundi buhanzi bworoshye. Kurenza imyaka 30 muri ubu bucuruzi, twubatse umubano ninsyo n'abagurisha twizeye. Itandukaniro riri hagati yo gushonga hamwe numwanda kuri 420 nini cyane kubishobora no kuba inyangamugayo zanyuma. Umwanda urashobora gutuma ushwanyagurika mugihe cyo gukomera cyangwa kutagira ibyuma bihinduka gutsindwa. Iyo tuguze ibikoresho byo gukina, ntabwo tuba tugura gusa '420 ibyuma bidafite ingese'; turimo kwerekana imyitozo yo gushonga no gusaba urusyo dusubiramo mubyukuri. Ni urwego rwumwete rutandukanya igice gikora nikimwe cyananiwe mumurima.
Uku kwibanda ku busugire bwibintu nibyingenzi muburyo QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. ikora. Yaba 420, izindi ibyuma amanota, cyangwa nikel ishingiye kuri nikel natwe dukora, filozofiya ni imwe: gusobanukirwa ubugingo bwibintu, ntabwo ari imibare yabyo gusa. Urashobora kubona byinshi kubyerekeranye nuburyo bwacu kubikoresho kurubuga rwacu, tsingtaocnc.com. Nibikorwa byibanze bidufasha guhangana nakazi katoroshye dufite ikizere.
Igihe cyo Guhitamo 420 (Nigihe cyo kugenda)
Noneho, nyuma yibi byose bishobora kubabara umutwe, kuki ukoresha 420 rwose? Kuberako iyo bihuye, nigisubizo cyigiciro. Nibyiza kubice bisaba guhuza irwanya ruswa iringaniye hamwe no gukomera / imbaraga aho premium kumanota nka 440C cyangwa 17-4 PH idafite ishingiro. Tekereza kuri pompe ya pompe, trim trim, ibikoresho byo kubaga (aho ishobora guhanagurwa kurwego rwo hejuru), kandi yego, ibyuma hamwe nicyuma kitazabona ibidukikije bikabije. Ibikoresho bya magnetique nabyo birasabwa mubisabwa bimwe.
Matrix yicyemezo kuri twe mubisanzwe igenda gutya: Ese igice gikeneye gukomera? (Yego). Bizabona ruswa yoroheje gusa cyangwa bizaba ahantu harinzwe? (Yego). Ese geometrie ikwiranye no kuvura ubushyuhe bugenzurwa kugirango birinde kugoreka? (Birakomeye). Ingengo yimari irumva? (Akenshi). Niba udusanduku twinshi dusuzumwe, 420 nuwahatana cyane. Noneho dufite ikiganiro cya tekiniki kijyanye no gushushanya (ibice bimwe, radiyo itanga), ingamba zo gutunganya, hamwe nuburyo bwo kuvura ubushyuhe mbere yo kuvuga. Ibi birinda gutungurwa.
Nagiye kure y'akazi kerekana 420 kubice byo mumazi cyangwa ibice byo kuvoma imiti. Ntabwo ari ikintu cy'ishema; ni ukumenya imipaka yibikoresho. Gusunika ibikoresho muri porogaramu ntibikwiriye kuganisha ku guhamagarwa, kwangirika kwicyubahiro, hamwe nabakiriya batishimye. Rimwe na rimwe, serivisi yumwuga ushobora gutanga nukuvuga, Ibi ntabwo aribikoresho byiza, kandi dore impamvu.
Imbyino yo kuvura ubushyuhe
Ntushobora kuvuga nka 420 utibiye cyane mu kuvura ubushyuhe. Nintambwe yo gukora cyangwa kumena. Kwiyongera k'ubushyuhe, kuzimya hagati (amavuta ni ibisanzwe), hamwe no kuzenguruka ntabwo ari resept ukura mu gitabo. Ni intangiriro. Ibipimo nyabyo bihinduka ukurikije ubwinshi bwigice, ubunini bwigice, ndetse namateka yabanjirije. Kurugero, igice gifite imashini iremereye gikenera kugabanuka mbere yo gukomera no kurakara, cyangwa birashobora guturika cyane.
Dukora ubuvuzi bwacu murugo kubikorwa bikomeye kuko dukeneye kugenzura. Kubice byinshi byerekana neza ibyuma bisakara, twasanze uburakari bubiri - ikintu kidahora guhamagarwa - cyateye imbere kuburyo bugaragara. Uburakari bwa mbere nyuma yo kuzimya bugabanya imihangayiko ikomeye, ariko icya kabiri, ubushyuhe burenze gato busa nkaho bwakuyemo ubukana kandi bugabanya imihangayiko isigaye iva mu kuzimya ubwayo. Igisubizo cyabaye gito mugihe cya nyuma cyo gusya. Nibisobanuro utoragura hejuru yijana.
Gukurikirana ni ngombwa. Dukurikirana ubushyuhe bwitanura hamwe na sensor yigenga, ntabwo ari ugusoma gusa kugenzura. Kuzimya ubushyuhe bwamavuta no guhagarika umutima biragenzurwa. Byumvikane nkibanze, ariko nabonye amaduka aho ikigega cyo kuzimya kiri mu mfuruka kandi ubushyuhe bwamavuta burahinduka hamwe nibihe. Ntuzigera ubona ibisubizo bihamye hamwe na 420 muri ubwo buryo. Itandukaniro riri hagati yikintu cyuzuye, gisobekeranye nigice kimwe, cyacitse ni dogere 50 gusa kumurongo cyangwa iminota 15 ndende cyane mu itanura rya austenitizing.
Mu kurangiza, ibyuma 420 bidafite ingese ni igikoresho. Ikintu cyihariye. Irasaba gusobanukirwa kwimenyereza umwuga - kubaha ibyo ishaka, kumenya imipaka yayo, hamwe nuburyo bwitondewe bwo gufungura ubushobozi bwayo. Ntabwo ari ibikoresho bisanzwe cyangwa byihuta. Ariko iyo ubonye neza, iyo casting yumvikana, gutunganya birasukuye, hamwe no kuvura ubushyuhe ahantu, bitanga igice gikomeye, gikora gikora neza nkuko bikenewe. Nibyo kunyurwa bigukomeza muri uno mukino, kumenya imbyino hagati yicyuma, inzira, hamwe nogukoresha, icyiciro kimwe icyarimwe.
