Makhalidwe Ndi Kugwiritsa Ntchito Zida Zofanana

Monga tonse tikudziwira, pali mitundu yambiri ya zinthu zonyamula katundu pamsika, ndipo zida zathu zomwe timakhala nazo zikuphatikizapo magulu atatu a zitsulo, zitsulo za porous ndi zinthu zopanda zitsulo.

Zida zachitsulo

Kunyamula aloyi, mkuwa, zitsulo zotayidwa m'munsi aloyi, nthaka m'munsi aloyi ndi zina zotero zonse kukhala zitsulo.Pakati pawo, aloyi yobereka, yomwe imadziwikanso kuti white alloy, imakhala ndi aloyi ya lead, malata, antimoni kapena zitsulo zina.Ikhoza kukhala ndi mphamvu zochepa pansi pa zikhalidwe za katundu wolemetsa komanso kuthamanga kwambiri.Chifukwa chake ndi chakuti ali ndi kukana kwabwino, pulasitiki wapamwamba, kuthamanga bwino pakugwira ntchito, kuyendetsa bwino kwamafuta, kukana kwa guluu komanso kutsatsa bwino ndi mafuta.Komabe, chifukwa cha mtengo wake wokwera, uyenera kutsanuliridwa pa chitsamba chonyamula cha mkuwa, chingwe chachitsulo kapena chitsulo chosungunula kuti apange zokutira zopyapyala.

(1) Bearing alloy (yomwe imadziwika kuti Babbitt alloy kapena white alloy)
Bearing alloy ndi aloyi ya malata, lead, antimoni ndi mkuwa.Zimatengera malata kapena lead ngati matrix ndipo zimakhala ndi tinthu tambiri ta antimoni (sb SN) ndi malata amkuwa (Cu SN).Njere zolimba zimagwira ntchito yotsutsana ndi kuvala, pamene matrix ofewa amawonjezera pulasitiki yazinthu.The zotanuka modulus ndi zotanuka malire a kubala aloyi ndi otsika kwambiri.Pakati pa zida zonse zonyamula, Embeddedness yake ndi kutsata mikangano ndizo zabwino kwambiri.Ndikosavuta kuthamanga ndi magazini ndipo sikophweka kuluma ndi magazini.Komabe, mphamvu ya alloy yonyamula ndi yochepa kwambiri, ndipo chitsamba chonyamula sichingapangidwe chokha.Itha kumangirizidwa ku chitsamba chamkuwa, chitsulo kapena chitsulo chosungunula ngati chitsamba chonyamula.Bearing alloy ndi oyenera katundu wolemetsa, nthawi zapakati komanso zothamanga kwambiri, ndipo mtengo wake ndi wokwera mtengo.

(2) Chitsulo chamkuwa
Copper alloy imakhala ndi mphamvu zambiri, antifriction yabwino komanso kukana kuvala.Bronze ili ndi zinthu zabwinoko kuposa zamkuwa ndipo ndizomwe zimagwiritsidwa ntchito kwambiri.Bronze imaphatikizapo tin bronze, lead bronze ndi aluminium bronze.Pakati pawo, malata amkuwa ali ndi antifrict yabwino kwambiri


Nthawi yotumiza: Nov-17-2021