Hauv kev lag luam hlau zoo nkauj, cov khoom lag luam zoo ncaj qha cuam tshuam rau kev lag luam kev sib tw thiab cov npe nrov npe

Hauv kev lag luam hlau zoo nkauj, cov khoom lag luam zoo ncaj qha cuam tshuam rau kev lag luam kev sib tw thiab lub npe nrov ntawm cov lag luam. Cov hlau tseem ceeb nruam casting tshuab, raws li cov khoom siv tseem ceeb, hloov cov khoom siv hlau rau hauv cov khoom zoo los ntawm cov txheej txheem meej thiab cov txheej txheem nyuaj. Tom ntej no, peb yuav delve rau hauv nws cov txheej txheem kev siv tshwj xeeb.

1.Basic hauv paus ntsiab lus ntawm nruam casting tshuab rau precious hlau

Lub hauv paus tseem ceeb ntawm kev nruam casting yog kom ua tiav qhov kev hloov pauv tas mus li ntawm cov hlau los ntawm ntau cov duab ntawm cov ntaub ntawv raw rau cov kua thiab thaum kawg mus rau cov khoom tsim. Tom qab molten precious hlau yog txhaj rau hauv ib qho tshwj xeeb tsim crystallizer, lub crystallizer sai sai tshem tawm cov cua sov ntawm cov hlau molten vim nws cov thermal conductivity zoo, txhawb kev tsim cov khoom plhaub ntawm cov phab ntsa sab hauv ntawm lub crystallizer, uas yog thawj zaug solidification txheej ntawm cam khwb cia billet. Raws li cov hlau molten txuas ntxiv mus txhaj tshuaj, cov txheej txheej solidification thickens tsis tu ncua, thiab cov cuab yeej traction rub lub billet tawm ntawm lwm qhov kawg ntawm cov crystallizer ntawm qhov ceev ceev, yog li ua tiav nruam casting.

Noj Hasung nruam casting tshuab ua piv txwv, thaum lub sij hawm nruam casting txheej txheem, molten platinum yog txhaj rau hauv lub crystallizer, thiab cov dej txias nyob rau hauv lub crystallizer sai txias lub platinum kua, tsim ib tug solidified txheej. Platinum castings yog rub tawm los ntawm cov khoom siv traction thiab tom qab ua tiav rau hauv ntau yam khoom platinum. Piv nrog rau cov txheej txheem casting ib txwm, nruam nruam, nrog nws cov yam ntxwv ua kom txias sai, tuaj yeem ua rau cov hlau muaj txiaj ntsig crystallize densely thiab muaj cov qauv zoo sib xws, txhim kho cov khoom siv zoo heev; Nyob rau tib lub sijhawm, nws txo cov riser poob ntawm cov txheej txheem pouring, ua kom yooj yim cov txheej txheem, thiab yooj yim rau kev ua tiav tshuab thiab automation ntau lawm, txhim kho ntau lawm efficiency thiab hlau yield.

2.Cov txheej txheem tseem ceeb ntawm cov khoom siv raw mus rau cov khoom zoo

(1) Kev tshuaj xyuas nruj thiab ua ntej ntawm cov khoom siv raw

Qhov zoo ntawm cov khoom siv raw yog lub hauv paus uas txiav txim siab qhov zoo ntawm cov khoom. Rau precious hlau, purity yuav tsum tau muaj siab heev. Piv txwv li, los tsim high-purity kub tuav, purity ntawm kub raw khoom yuav tsum tau mus txog 99.99% los yog saum toj no. Ntxiv nrog rau purity, kev ntsuam xyuas dav dav ntawm daim ntawv lub cev, hom impurity, thiab cov ntsiab lus ntawm raw cov ntaub ntawv kuj tseem yuav tsum tau. Rau cov khoom siv raw nrog impurities, purity yuav tsum tau txhim kho los ntawm cov txheej txheem refining. Electrolytic refining yog ib txoj hauv kev. Siv nyiaj electrolytic refining ua piv txwv, cov nyiaj ntxhib yog siv los ua cov anode thiab cov nyiaj ntshiab yog siv los ua cov cathode, muab tso rau hauv cov nyiaj nitrate electrolyte. Nyob rau hauv qhov kev txiav txim ntawm ib qho hluav taws xob teb, coarse silver dissolves, thiab nyiaj ions precipitate ntshiab nyiaj ntawm lub cathode, zoo tshem tawm impurities.

(2) Precise tswj ntawm cov txheej txheem melting

Kev tswj kom raug raws li qhov ntsuas kub, lub sijhawm, thiab huab cua yog qhov tseem ceeb thaum lub sijhawm melting txheej txheem. Nruam casting tshuab rau cov hlau muaj txiaj ntsig feem ntau siv cov tshuab cua sov induction, uas siv cov khoom sib nqus sib nqus los ua kom muaj kev cuam tshuam rau cov hlau rau cua sov. Nws muaj qhov zoo ntawm cov cua kub ceev, tswj qhov kub thiab txias, thiab tsis muaj kuab paug. Nyob rau tib lub sijhawm, txhawm rau tiv thaiv cov hlau muaj txiaj ntsig los ntawm oxidizing ntawm qhov kub thiab txias, cov khoom siv feem ntau yog nruab nrog lub tshuab nqus tsev lossis cov roj tiv thaiv. Thaum melting kub, thawj evacuate lub melting chamber, ces sau nws nrog argon roj rau kev tiv thaiv, cais oxygen, xyuas kom meej lub purity ntawm kub yaj, thiab nteg lub hauv paus rau tom ntej casting.

(3) Precision casting txheej txheem

1. Lub luag haujlwm tseem ceeb ntawm crystallizer:   Raws li cov khoom tseem ceeb hauv casting, cov khoom siv, cov duab, thiab qhov loj ntawm crystallizer ncaj qha cuam tshuam qhov zoo ntawm casting. Cov phab ntsa sab hauv yog ua los ntawm cov khoom siv tooj liab alloy nrog cov thermal conductivity zoo heev, uas tuaj yeem ua kom nrawm nrawm ntawm cov kua hlau. Nws cov duab txiav txim siab cov duab ntawm qhov casting, thiab qhov tseeb qhov tseeb cuam tshuam cov khoom specification raug. Tsis tas li ntawd, qee cov cuab yeej siv qib siab qhia cov tshuab electromagnetic stirring rau hauv cov crystallizer, uas ua rau cov suab nrov hauv cov hlau molten los ntawm kev sib nqus sib nqus, txhawb kev faib cov khoom sib xws, txo kev sib cais, thiab txhim kho cov qauv sib txawv.

2. Kev tswj xyuas kev sib koom tes ntawm kev sib tw thiab kev ua kom txias: Lub traction ceev yuav tsum tau ua kom raug raws li qhov nrawm ntawm cov hlau molten. Yog tias nws nrawm dhau, nws tuaj yeem ua rau lub pob zeb tawg tau yooj yim, thaum nws qeeb dhau, nws yuav cuam tshuam rau kev tsim khoom thiab ua rau muaj kev nyuaj ntawm kev kos duab. Cov txheej txheem cua txias yog qhov tseem ceeb sib npaug, vim cov hlau muaj txiaj ntsig sib txawv thiab cov khoom yuav tsum tau sib haum rau cov txheej txheem txias sib txawv. Thaum casting palladium hniav nyiaj hniav kub blanks, kev sib xyaw ua ke ntawm dej txias thiab cua txias yog siv. Lub qhov khoob yog pib ua kom khov los ntawm cov dej txias sai, thiab tom qab ntawd maj mam txias los ntawm cua txias kom tshem tawm cov kev ntxhov siab sab hauv thiab txhim kho cov khoom ua haujlwm.

(4) Cov txheej txheem zoo tom qab ua tiav

1. Txiav thiab shaping ua: Cov nruam castings tsim yuav tsum tau txiav raws li cov khoom specifications, thiab high-precision sawing thiab laser txiav tshuab kom meej txiav qhov ntev thiab du incisions. Rau cov khoom uas muaj cov duab tsis zoo, xws li cov khoom siv hlau tsis zoo, lawv kuj yuav tsum tau txais kev kho mob, xws li kev siv tshuab lossis pwm nias, kom ua tau raws li cov qauv tsim.

2.Surface kho kom zoo dua: Txhawm rau txhim kho cov tsos thiab kev ua haujlwm ntawm cov khoom, kev kho deg yuav tsum tau ua. Cov hniav nyiaj hniav kub zoo nkauj feem ntau yog polished thiab polished kom ua tiav qhov du thiab ci ntsa iab; Cov khoom siv hlau zoo nkauj uas siv hauv hluav taws xob hauv hluav taws xob tau txais kev kho mob electroplating los txhim kho kev hnav thiab kev ua haujlwm, nrog rau lwm cov hlau nyias zaj duab xis coated rau saum.

3.Qhov tseem ceeb thiab cov tswv yim teb rau kev ua kom cov khoom zoo

(1) Raw khoom zoo tswj

Tsim kom muaj cov khoom siv raw khoom thiab kev soj ntsuam xyuas kom zoo los ntawm qhov chaw. Koom tes nrog cov neeg muag khoom zoo los ua cov qauv tsis tu ncua thiab kev tshuaj xyuas tag nrho ntawm cov khoom siv raw, kuaj tshuaj muaj pes tsawg leeg, lub cev lub cev thiab lwm yam ntsuas. Nyob rau tib lub sijhawm, tsim cov khoom siv raw khoom zoo traceability mechanism los xyuas kom meej tias cov teeb meem tuaj yeem taug qab thiab daws tau raws sijhawm.

(2) Cov cuab yeej tu thiab kev ruaj ntseg precision

Qhov tseeb thiab ruaj khov ntawm cov khoom siv ncaj qha cuam tshuam rau cov khoom zoo. Tsis tu ncua kev saib xyuas thiab tu cov tshuab nruam nruam casting, calibration ntawm cov khoom tseem ceeb, thiab hloov cov khoom hnav. Qhia txog kev tswj xyuas cov cuab yeej ua haujlwm siab tshaj plaws los saib xyuas cov khoom siv kev ua haujlwm thiab kev ua haujlwm tsis zoo hauv lub sijhawm, xws li qhov kub thiab txias, siab, traction ceev, thiab lwm yam. Thaum muaj qhov txawv txav tshwm sim, lub tswb yuav tshwm sim raws sijhawm thiab kev hloov kho tsis siv neeg yuav ua kom cov khoom siv ruaj khov.

(3) Optimization thiab Innovation ntawm txheej txheem Parameters

Cov khoom muaj txiaj ntsig sib txawv thiab cov khoom lag luam xav tau kev hloov pauv rau cov txheej txheem sib txawv. Cov tuam txhab lag luam yuav tsum tsim kom muaj cov txheej txheem parameter database raws li qhov ntau ntawm cov ntaub ntawv sim thiab ntau lawm. Los ntawm kev txheeb xyuas cov ntaub ntawv thiab simulation, txuas ntxiv txhim kho cov txheej txheem tsis tu ncua thiab tshawb xyuas cov txheej txheem tshiab thiab thev naus laus zis. Los ntawm kev tshawb fawb cov qauv tshiab crystallizer thiab optimizing lub tshuab cua txias, peb tsom mus txuas ntxiv txhim kho cov khoom zoo thiab kev ua haujlwm ntau lawm.

4. Cov lus xaus

Kev hloov pauv ntawm cov hlau tseem ceeb nruam casting tshuab los ntawm cov khoom siv hlau mus rau cov khoom zoo yog cov txheej txheem kev sib txuas ntawm ntau qhov kev sib txuas thiab kev sib koom ua ke ntawm ntau lub tshuab. Kev tswj xyuas meej ntawm txhua qhov txuas thiab kev tswj xyuas zoo ntawm cov ntsiab lus tseem ceeb yog tus yuam sij rau kev ua kom cov khoom zoo. Nrog rau kev txhim kho thev naus laus zis, kev nruam nruam kev siv tshuab ntawm cov hlau muaj txiaj ntsig yuav txuas ntxiv mus rau kev tsim kho tshiab, nqa cov khoom lag luam zoo dua rau kev lag luam thiab txhawb nqa cov khoom lag luam muaj txiaj ntsig zoo rau qhov siab tshiab.

Koj tuaj yeem tiv tauj peb los ntawm txoj kev hauv qab no:

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