Xov xwm

Lub Npe: Nkag Siab Txog Kev Ua Haujlwm ntawm Ib Lubkab rov tav nqus tsev casterrau cov hlau muaj nqis thiab cov khoom sib xyaw

Kev siv cov thev naus laus zis siab heev yog qhov tseem ceeb thaum tsim cov hlau zoo thiab cov hlau sib xyaw. Lub tshuab nqus tsev txuas ntxiv mus rau kab rov tav yog ib qho thev naus laus zis uas hloov pauv tag nrho cov txheej txheem tsim khoom. Cov khoom siv tshiab no ua lub luag haujlwm tseem ceeb hauv kev tsim ntau yam hlau zoo thiab cov hlau sib xyaw, xa cov khoom zoo thiab ua haujlwm tau zoo. Hauv cov blog no, peb yuav nkag mus rau hauv cov haujlwm nyuaj ntawm lub tshuab nqus tsev txuas ntxiv mus rau kab rov tav, tshawb nrhiav nws txoj haujlwm thiab cov txheej txheem tseem ceeb uas koom nrog kev tsim cov hlau zoo thiab cov hlau sib xyaw.

Kev ua haujlwm ntawm kab rov tavlub tshuab nqus tsev tas mus lipib nrog kev npaj cov khoom siv raw. Cov hlau muaj nqis thiab cov hlau sib xyaw raug xaiv thiab npaj ua tib zoo rau cov txheej txheem casting. Cov khoom siv raw raug yaj hauv lub cub tawg kub kom mus txog qhov zoo tshaj plaws rau kev casting. Thaum cov hlau molten mus txog qhov kub thiab txias xav tau, nws tuaj yeem xa mus rau lub tshuab casting chamber.

Thaum cov hlau uas yaj lawm raug muab tso rau hauv chav casting, qhov chaw nqus tsev ua lub luag haujlwm tseem ceeb hauv kev ua kom cov txheej txheem casting zoo. Qhov tsis muaj cua thiab lwm yam tsis huv hauv chav nqus tsev pab tiv thaiv kev oxidation thiab kev ua qias tuaj ntawm cov hlau uas yaj lawm, ua rau cov khoom kawg zoo dua. Qhov chaw nqus tsev no kuj tso cai rau kev tswj hwm cov txheej txheem txias zoo dua, ua rau muaj kev tsim cov castings meej thiab sib xws.

Lub tshuab nqus tsev txuas ntxiv mus rau hauv lub tshuab nqus tsev txuas ntxiv mus rau hauv lub tshuab nchuav dej muaj ntau yam txheej txheem txias. Cov txheej txheem no tau tsim los ua kom cov hlau yaj txias sai sai thaum nws hla lub tshuab, yog li txhawb cov txheej txheem khov. Los ntawm kev tswj qhov nrawm txias, lub tshuab tuaj yeem tsim cov castings nrog cov khoom siv hlau tshwj xeeb, kom ntseeg tau tias cov yam ntxwv xav tau ntawm cov khoom kawg.

Ib qho ntawm cov yam ntxwv tseem ceeb ntawm cov casters nqus tsev kab rov tav yog lub peev xwm los tsim cov castings ntev ntev. Tsis zoo li cov txheej txheem casting ib txwm muaj uas qhov ntev casting yuav raug txwv, cov casters nqus tsev kab rov tav tuaj yeem tsim cov hlau cam khwb cia ntev dua. Lub peev xwm no yog qhov tshwj xeeb tshaj yog nyob rau hauv kev tsim cov hlau muaj nqis thiab cov khoom siv alloy, uas feem ntau xav tau cov castings ntev, sib xws rau kev ua tiav thiab kev tsim khoom ntxiv.

Kev tswj qhov ceev ntawm kev ua haujlwm ntawm lub tshuab yog lwm qhov tseem ceeb. Los ntawm kev tswj qhov ceev ntawm cov hlau yaj los ntawm lub chamber casting, cov chaw tsim khoom tuaj yeem ua tiav qhov loj me thiab cov khoom casting xav tau. Qib kev tswj hwm no yog qhov tseem ceeb rau kev tsim cov hlau muaj nqis zoo thiab cov khoom siv alloy, qhov twg qhov tseeb thiab kev sib xws yog qhov tseem ceeb.

Ntxiv rau cov txheej txheem casting nws tus kheej, lub tshuab nqus tsev txuas ntxiv mus kuj siv cov txheej txheem saib xyuas thiab tswj hwm siab heev. Cov txheej txheem no tso cai rau cov neeg teb xov tooj saib xyuas ntau yam kev ntsuas ntawm cov txheej txheem casting, suav nrog qhov kub, qhov txias thiab qhov ceev casting. Los ntawm kev saib xyuas thiab kho cov kev ntsuas no tas li, cov chaw tsim khoom tuaj yeem ua kom zoo casting uas ua tau raws li cov kev cai nruj ntawm cov hlau muaj nqis thiab cov khoom siv alloy.

Lub tshuab nqus tsev txuas ntxiv mus rau hauv kab rov tav kuj tseem muaj cov txheej txheem rho tawm thiab txiav siab heev. Thaum cov hlau yaj khov kho mus rau hauv kev sib txuas ntxiv mus, cov tshuab tuaj yeem tshem tawm cov hlau tawm ntawm lub chamber thiab txiav nws kom raws li qhov ntev xav tau. Cov txheej txheem tsis siv neeg no ua kom ntseeg tau tias kev tsim cov hlau zoo sib xws, zoo rau kev ua tiav thiab tsim khoom ntxiv.

Qhov ua tau ntau yam ntawm cov casters nqus tsev kab rov tav ua rau lawv zoo tagnrho rau kev tsim ntau yam hlau muaj nqis thiab cov hlau sib xyaw. Txawm tias kub, nyiaj, platinum lossis cov hlau sib xyaw tshwj xeeb, lub tshuab tuaj yeem hloov kho rau ntau yam khoom siv thiab tsim cov castings nrog qhov tseeb thiab kev sib xws tshwj xeeb. Qhov kev ywj pheej no yog qhov tseem ceeb rau kev ua kom tau raws li ntau yam kev xav tau ntawm cov lag luam uas vam khom cov hlau muaj nqis zoo thiab cov khoom sib xyaw.

Hauv kev xaus lus, kev ua haujlwm ntawm lub tshuab nqus tsev txuas ntxiv mus rau kab rov tav rau cov hlau muaj nqis thiab cov hlau sib xyaw ua ke suav nrog ntau yam txheej txheem nyuaj uas tau teeb tsa kom zoo kom ntseeg tau tias muaj kev tsim cov khoom zoo. Txij li kev npaj cov khoom siv raw mus rau kev tswj hwm qhov tseeb ntawm cov txheej txheem casting, lub tshuab no sawv cev rau qhov siab tshaj plaws ntawm kev tsim kho tshiab hauv kev lag luam ntawm kev casting hlau. Nws lub peev xwm los tsim cov castings ntev ntev nrog qhov tseeb ntawm qhov ntev thiab cov khoom siv hlau ua rau nws yog ib qho cuab yeej tseem ceeb rau kev tsim cov hlau muaj nqis zoo thiab cov khoom sib xyaw. Raws li thev naus laus zis txuas ntxiv mus, cov tshuab nqus tsev txuas ntxiv mus rau kab rov tav yuav ua lub luag haujlwm tseem ceeb hauv kev tsim cov hlau muaj nqis yav tom ntej thiab kev tsim khoom sib xyaw.