Yuav ua li cas xaiv lub hauv paus pwm?

Covpwm puagyog kev txhawb nqa ntawm pwm. Piv txwv li, ntawm lub tshuab tuag-casting, cov seem ntawm cov pwm tau muab tso ua ke thiab kho raws li qee txoj cai thiab txoj haujlwm, thiab qhov uas ua rau cov pwm tuaj yeem ntsia tau rau ntawm lub tshuab tuag-casting hu ua.pwm puag. Nws yog tsim los ntawm kev tuag ncoo thiab lub rooj zaum phaj. Thaum koj siv lub hauv paus precision pwm, koj xav tau nws ua tau zoo nyob rau hauv thiaj li yuav xyuas kom meej tias tag nrho cov pwm muaj kev ua tau zoo heev hauv daim ntawv thov. Yog li ntawd, thaum koj yuav hom nopwm puag, koj yuav tsum sim koj qhov zoo tshaj plaws los xaiv Ntawm lawv, cov pwm puag nrog cov haujlwm tsim nyog ntau dua rau txhua tus neeg daim ntawv thov.

Qhov tseebpwm puagkhaws ib qho me me ntawm cov seem austenite thiab tuaj yeem so qhov kev ntxhov siab raws li qhov xav tau, uas ua raws li qhov tsis muaj. Vim hais tias cov residual austenite yog mos thiab tawv, nws muaj peev xwm ib feem nqus lub zog expansion ceev ntawm martensitization thiab yooj yim rau transformation kev nyuaj siab; coj nws tawm tom qab kev kho mob txias Muab tso raupwm puagrau hauv dej kub kom sov tuaj yeem tshem tawm 40% -60% ntawm kev kho mob txias. Tom qab ua kom sov rau hauv chav tsev kub, nws yuav tsum tau tempered nyob rau hauv lub sij hawm kom tshem tawm cov kev kho mob khaub thuas kev nyuaj siab, tsis txhob tsim cov kab mob khaub thuas kab mob, tau cov ntaub so ntswg ruaj khov, thiab xyuas kom meej tias cov pwm puag cov khoom yog khaws cia thiab siv. Tsis muaj distortion tshwm sim.