Cov hlau feem ntau siv hauv kev tsim cov iav yog quenched thiab tempered steel, quenched steel, carburized thiab quenched steel thiab nitrided steel. Lub zog ntawm cam khwb cia hlau yog me ntsis qis dua li ntawm forged steel, thiab nws yog feem ntau siv rau lub zog ntawm qhov loj; grey cam khwb cia hlau muaj cov khoom siv tsis zoo thiab tuaj yeem siv rau hauv lub teeb-load qhib iav kis tau tus mob; ductile hlau tuaj yeem hloov cov hlau los ua cov iav; yas iav feem ntau yog siv nyob rau hauv qhov chaw uas lub teeb loads thiab tsis muaj suab nrov yuav tsum tau, steel iav nrog zoo thermal conductivity feem ntau yog siv rau lawv cov sib piv zog.
Nyob rau hauv lub neej yav tom ntej, gears yog tsim nyob rau hauv cov kev taw qhia ntawm hnyav load, kev kub ceev, high precision thiab high efficiency, thiab siv zog ua kom me me, lub teeb nyob rau hauv hnyav, ntev nyob rau hauv lub neej thiab kev lag luam thiab txhim khu kev qha.
Txoj kev loj hlob ntawm iav txoj kev xav thiab cov txheej txheem tsim khoom yuav kawm ntxiv txog cov txheej txheem ntawm cov iav hniav puas tsuaj, uas yog lub hauv paus rau kev tsim kom muaj kev ntseeg tau lub zog suav nrog, thiab yog lub hauv paus theoretical rau kev txhim kho iav bearing muaj peev xwm thiab lub neej ntev iav; txoj kev loj hlob yog sawv cev los ntawm arc hniav profile. tshiab iav zoo; tshawb fawb cov khoom siv iav tshiab thiab cov txheej txheem tsim cov iav tshiab; kev tshawb fawb iav elastic deformation, kev tsim thiab kev teeb tsa tsis raug thiab kev faib tawm ntawm qhov kub thiab txias, kev hloov kho cov hniav, los txhim kho qhov smoothness ntawm iav kev ua haujlwm, thiab nyob rau tib lub sijhawm, qhov chaw sib cuag ntawm cov hniav iav yog nce, yog li txhim kho cov kabmob muaj peev xwm ntawm cov iav.
Kev sib txhuam, lubrication txoj kev xav thiab lubrication tshuab yog cov haujlwm yooj yim hauv kev tshawb fawb iav. Kawm txog elastic hydrodynamic lubrication txoj kev xav, txhawb kev siv cov hluavtaws lubricating roj thiab ntxiv cov khoom hnyav ntxiv rau cov roj tsis tuaj yeem txhim kho cov kabmob muaj peev xwm ntawm cov hniav, tab sis kuj tseem txhim kho kev sib kis.
