Leino ke e 'ngoe ea likarolo tsa bohlokoa ka excavator, kharafu nkho e tšoana le meno a batho, e boetse e roala likarolo, e entsoe ka leino le leino ntlha motsoako dipper meno, ka bobeli ka Pin shaft link.Ka lebaka la leino ka nkhong apara ho hloleha karolo ke leino, ka nako e telele e le phetolo ka ntlha.
Ka lebaka la tšusumetso ea maqakabetsi a lichelete, naha ea rōna ka mafolofolo boost tlhokahalo ea malapeng, etsa hore maraka ea lehae ea meno a linkho e be le phello e ntle, etsa hore bahlahisi ba bangata ba nkho ea meno ea maraka tebello ea 'maraka oa malapeng e kholo!
A: Tlhahlobo ea khatello ea maikutlo ea sefahleho sa sefahleho sa bakete ka karolo ea merafo, ka mekhahlelo e fapaneng e fapaneng ea ho sebetsa nakong ea ho cheka matla a fapane.Karolo ea leino e qala ho kopana le thepa e holim'a metsi, ka lebaka la ho itima lijo, karolo ea leino la nkho e otla ho tloha ho matla.Haeba e ka tlaase ka lihlahisoa matla a bakete leino, tla hlahisa polasetiki deformation ka ntlha.Hammoho le ho eketseha ha botebo ba merafo, kabo ea khatello ea meno ea bakete e tla fetoha.Ha bakete leino seha lintho tse bonahalang, le tshisinyo lekanyelitsoeng etsahala, leino nkhong le lintho tse bonahalang hlahisa kholo haholo ke extrusion khatello holim'a metsi, kahoo sefahleho leino nkhong le hlahisa khohlano e khōloanyane pakeng tsa thepa.Haeba thepa e le lejoe le thata, konkreite, joalo-joalo, matla a khohlano a tla ba a maholo.Litholoana tsa ts'ebetso ena ka makhetlo a 'maloa le holim'a sefahleho sa leino la bakete ho tloha ho senya le ho taboha, kahoo li hlahisa liforo tse tebileng tse kholo.Sebopeho sa meno a dipper ke phello e ntle ho bolelele ba bophelo ba tšebeletso ea meno, khetha leino la bakete, e le hantle, leino le hlokolosi haholoanyane le rekisitsoe nkhong ea meno, leino la hae la nkho ke boetse ke sebelisa, phello e ntle!Sefahleho ka mor'a khatello ea ho sebetsa sefahleho ho hlakile hore e phahame ho feta pele, pele ho sebetsa sefahleho se tebileng ho roala le ho taboha, 'me ho ka tsebahatsa khatello e ntle le matla a khohlano ke mekhoa e meholo ea ho hlōleha ha mekhoa ea nkho ea leino ka ntle, e phetha karolo ea bohlokoa mosebetsing oa lihlahisoa.
2: Tlhahlobo ea ts'ebetso ea lisampole tse peli ho tsoa ho e 'ngoe le e' ngoe ka ho latellana pele le ka mor'a sefahleho sa ho sebetsa, teko ea boima bo boreleli.fumanwa ka e tšoanang sampole thatathata phapang e khōlō haholo, kahlolo ea pele e sa lekane.Sample ho sila, polishing, etching, o ile a fumana hore e mong le e sampuli ka meeli e totobetseng, feela mola likarolo tse fapaneng.Ho tloha ponong ea macroscopic, bohlooho bo boputsoa, ho pota-potile karolo e bohareng, e nang le 'mala o lefifi o bontša hore ntho e ka' nang ea behoa ho lahlela, holimo, ho pota-potiloe likarolo le tsona li lokela ho behoa likotoana.Ho HRS – 150 digital rockwell hardness tester le MHV – 2000 digital display microhardness meter moleng mahlakoreng ka bobeli a teko ea boima, ka ho latellana, li bontšitse liphapano tse kholo (sheba tafole 1).Ka tlhahlobo e ka holimo e netefalitse hore meno a dipper ke karoloana ea sebopeho.Koala tse ling tsa tsona li behiloe sengoathoana, karolo e 'ngoe ke matrix e ba potolohileng.Sebopeho sa bobeli ba haufi, tse kang Cr, Mn, Si alloying elements, likarolo tse ka sehloohong tsa motsoako (karolo ea boima, %) ea 0,38 C, 0,91 0.83 0,83 Mn, Cr, Si.Thepa ea mechine ea lisebelisoa tsa tšepe e itšetlehile ka sebopeho sa thepa le mokhoa oa ho phekola mocheso.Phapang pakeng tsa sebopeho se ts'oanang le ho thatafala ha meno a bakete ntle le kalafo ea mocheso e sebelisoang kamora ho lahla.Mokhatlo o hlophisitsoeng oa tlhokomeliso le oona o paka ntlha ena.
Nako ea poso: Jul-05-2018