Xov xwm

1,Kev Taw Qhia

Nrog rau kev txhim kho tas mus li ntawm kev lag luam niaj hnub no, qhov yuav tsum tau ua kom zoo thiab ua tau zoo ntawm cov khoom siv hlau tau nce siab zuj zus. Raws li qhov txuas tseem ceeb hauv kev tsim cov hlau thiab cov hlau tsis yog ferrous, qib kev txhim kho ntawm cov thev naus laus zis casting tas mus li cuam tshuam ncaj qha rau qhov zoo thiab kev ua haujlwm ntawm cov khoom siv hlau. Cov thev naus laus zis casting tas mus li yog raws li cov thev naus laus zis casting tas mus li, uas tso cov pwm rau hauv qhov chaw nqus tsev rau casting. Nws muaj cov txiaj ntsig zoo xws li txo cov roj hauv cov hlau molten, txo cov khoom suav nrog, thiab txhim kho qhov zoo ntawm cov casting billet. Kev tswj hwm cov hlau ntws hauv qhov chaw nqus tsev yog qhov tseem ceeb rau kev ua tiav zoo.nqus tsev tas mus li casting.

2,Kev Txheeb Xyuas Txog Kev Siv Tshuab Nqus Tsev Nruam

（1)Lub hauv paus ntsiab lus ntawm kev nqus tsev tas mus li

Kev siv lub tshuab nqus tsev txuas ntxiv mus tas li yog cov txheej txheem ntawm kev txhaj cov hlau uas yaj rau hauv lub tshuab crystallizer hauv qhov chaw nqus tsev thiab tsim cov hlau cam khwb cia los ntawm kev txias thiab khov. Hauv qhov chaw nqus tsev, qhov solubility ntawm cov pa roj hauv cov hlau uas yaj yuav txo qis, ua rau nws yooj yim rau cov pa roj tawm, yog li txo cov qhov tsis zoo xws li porosity hauv cov hlau cam khwb cia. Tib lub sijhawm, qhov chaw nqus tsev kuj tseem tuaj yeem txo qhov kev sib cuag ntawm cov hlau uas yaj thiab huab cua, thiab txo qhov tsim ntawm oxidation thiab inclusions.

（2)Cov yam ntxwv ntawm kev nqus tsev tas mus li

Txhim kho qhov zoo ntawm cov castings: txo cov qhov tsis zoo xws li cov qhov hws thiab cov khoom suav nrog, thiab txhim kho qhov ceev thiab kev ntshiab ntawm cov castings.

Txhim kho cov qauv khov ntawm cov hlau: muaj txiaj ntsig zoo rau kev ua kom cov noob loj thiab txhim kho cov khoom siv kho tshuab ntawm cov hlau.

Txo cov nqi tsim khoom: Txo cov kauj ruam ua tom qab thiab txhim kho kev ua haujlwm zoo.

3,Kev Cuam Tshuam ntawm Ib puag ncig Nqus Tsev rau Cov Hlau Ua Kua

（1)Txo cov roj yaj

Hauv qhov chaw nqus tsev, qhov kev yaj ntawm cov pa roj hauv cov hlau uas yaj yuav txo qis heev, ua rau cov pa roj yooj yim tawm thiab tsim cov npuas. Yog tias cov npuas tsis tuaj yeem raug tshem tawm raws sijhawm, cov qhov tsis zoo xws li qhov cua yuav tsim nyob rau hauv qhov casting, cuam tshuam rau qhov zoo ntawm qhov casting.

（2)Kev hloov pauv ntawm qhov nro ntawm qhov chaw

Qhov chaw nqus tsev yuav hloov qhov nro ntawm cov kua hlau, cuam tshuam rau qhov xwm txheej ntws thiab cov txheej txheem khov ntawm cov kua hlau hauv lub tshuab crystallizer. Qhov kev hloov pauv ntawm qhov nro ntawm qhov chaw yuav ua rau muaj kev hloov pauv ntawm qhov ntub ntawm cov hlau molten, cuam tshuam rau qhov xwm txheej sib cuag ntawm cov hlau billet thiab phab ntsa crystallizer.

（3)Txo qhov tsis kam ntawm dej ntws

Hauv ib puag ncig uas muaj qhov nqus tsev, qhov kev tiv thaiv ntawm huab cua rau cov hlau uas yaj yuav txo qis, thiab qhov ceev ntawm cov hlau uas yaj yuav nce ntxiv. Qhov no yuav tsum tau tswj hwm cov hlau ntws kom meej dua kom tiv thaiv tau cov xwm txheej xws li kev ntxhov siab thiab kev sib tsoo.

4,Cov khoom siv tseem ceeb thiab cov cuab yeej siv rau kev tswj hwm cov hlau ntws hauv lub tshuab nqus tsev tas mus li

（1)Tus neeg ua kom muaj Crystallizer

Kev ua haujlwm ntawm crystallizer

Lub tshuab ua kom siv lead ua yog lub hauv paus tseem ceeb ntawm lub tshuab nqus tsev txuas ntxiv mus, uas nws lub luag haujlwm tseem ceeb yog ua kom cov hlau uas yaj hauv nws txias thiab khov kom ua tau ib daim hlau cam khwb cia. Cov duab thiab qhov loj ntawm lub tshuab ua kom siv lead ua cuam tshuam ncaj qha rau qhov zoo thiab qhov ntev ntawm daim hlau cam khwb cia.

Cov kev cai tsim qauv rau crystallizer

Yuav kom ua tiav kev tswj hwm cov hlau ntws kom meej, tus qauv tsim ntawm lub crystallizer yuav tsum ua tau raws li cov hauv qab no:

(1) Kev ua kom sov zoo: muaj peev xwm hloov pauv cov cua sov ntawm cov hlau molten sai sai, ua kom ntseeg tau tias qhov txias ntawm cov hlau cam khwb cia.

(2) Qhov taper tsim nyog: Qhov taper ntawm lub crystallizer yuav tsum tau tsim raws li cov yam ntxwv shrinkage ntawm qhov casting kom ntseeg tau tias muaj kev sib cuag zoo ntawm qhov casting thiab phab ntsa crystallizer, thiab kom tiv thaiv cov xwm txheej xws li rub thiab xau.

(3) Kev tswj cov kua dej ruaj khov: Los ntawm kev kuaj pom thiab tswj cov kua dej kom meej, qhov ruaj khov ntawm cov kua hlau hauv lub tshuab crystallizer raug tswj, kom ntseeg tau tias qhov zoo ntawm kev casting zoo sib xws.

（2)Lub kaw lus nplaum

Lub luag haujlwm ntawm lub ntsaws

Lub hau thaiv yog ib qho khoom siv tseem ceeb uas siv los tswj qhov ntws thiab qhov ceev ntawm cov hlau yaj mus rau hauv lub tshuab crystallizer. Los ntawm kev kho qhov chaw ntawm lub hau thaiv, qhov loj thiab qhov ceev ntawm cov hlau ntws tuaj yeem tswj tau meej.

Txoj cai tswj hwm ntawm lub kaw lus plunger

Lub kaw lus ntawm tus pas nrig feem ntau muaj tus pas nrig, lub tshuab tsav, thiab lub kaw lus tswj. Lub kaw lus tswj hwm kho qhov chaw ntawm tus pas nrig los ntawm lub tshuab tsav raws li cov txheej txheem xav tau thiab cov cim qhia txog qib kua, ua tiav kev tswj hwm qhov ntws ntawm cov kua hlau.

（3)Electromagnetic stirring

Lub hauv paus ntsiab lus ntawm electromagnetic stirring

Kev sib xyaw electromagnetic yog kev siv lub hauv paus ntsiab lus ntawm electromagnetic induction los tsim kom muaj lub zog sib nqus tig hauv cov hlau ua kua, ua rau muaj kev txav mus los hauv cov hlau ua kua. Kev sib xyaw electromagnetic tuaj yeem txhim kho qhov xwm txheej ntws ntawm cov hlau yaj, txhawb kev ntab ntawm cov khoom suav nrog thiab kev tawm ntawm cov pa roj, thiab txhim kho qhov zoo ntawm cov castings.

Hom thiab Daim Ntawv Thov ntawm Electromagnetic Stirring

Kev sib xyaw electromagnetic muaj ntau hom xws li crystallizer electromagnetic stirring, secondary cooling zone electromagnetic stirring, thiab solidification end electromagnetic stirring. Raws li cov txheej txheem sib txawv thiab cov kev cai zoo ntawm casting, cov hom electromagnetic stirring tsim nyog tuaj yeem xaiv rau kev siv.

（4)Kev kuaj xyuas thiab tswj cov kua dej

Txoj kev kuaj xyuas cov kua dej

Kev ntsuas qib kua yog ib qho ntawm cov kev sib txuas tseem ceeb kom ua tiav kev tswj hwm cov dej ntws ntawm cov hlau. Cov txheej txheem ntsuas qib kua feem ntau siv suav nrog kev ntsuas cov isotope radioactive, kev ntsuas ultrasonic, kev ntsuas laser, thiab lwm yam. Cov txheej txheem ntsuas no muaj qhov zoo ntawm kev raug siab thiab teb sai, thiab tuaj yeem saib xyuas qhov kev hloov pauv ntawm cov hlau kua hauv lub crystallizer hauv lub sijhawm tiag tiag.

Kev sib xyaw ua ke thiab txoj cai ua haujlwm ntawm cov kua dej tswj kev tswj hwm

Lub kaw lus tswj cov kua dej feem ntau muaj cov ntsuas dej, cov tswj, thiab cov actuators. Lub ntsuas dej xa cov teeb liab ntsuas dej mus rau lub tswj. Lub tswj kho qhov chaw ntawm lub plunger lossis lwm yam kev tswj hwm los ntawm lub actuator raws li cov txheej txheem xav tau thiab cov nqi teeb tsa, ua tiav kev tswj hwm cov hlau kua dej ruaj khov.

5,Kev ua kom zoo dua ntawm kev tswj hwm cov hlau ntws hauv lub tshuab nqus tsev tas mus li

（1)Optimize cov txheej txheem pouring

Kub ntawm kev nchuav: Kev tswj hwm qhov kub ntawm kev nchuav kom tsim nyog tuaj yeem ua kom cov kua hlau muaj zog thiab muaj peev xwm sau tau, thaum zam kev kub ntau dhau uas yuav ua rau oxidation thiab nqus cov kua hlau.

Kev nrawm ntawm kev nchuav: Xaiv qhov nrawm ntawm kev nchuav raws li qhov loj thiab qhov zoo ntawm cov khoom siv casting. Kev nrawm ntawm kev nchuav ntau dhau yuav ua rau cov hlau ntws tsis ruaj khov, ua rau muaj kev co thiab kev sib txhuam; Kev nrawm ntawm kev nchuav qeeb dhau yuav cuam tshuam rau kev ua haujlwm zoo.

（2)Txhim kho lub kaw lus txias ntawm lub crystallizer

Kev tswj hwm cov dej txias thiab cov dej ntws: Raws li cov yam ntxwv khov kho thiab cov kev xav tau zoo ntawm cov hlau casting, cov dej txias thiab cov dej ntws ntawm cov crystallizer yuav tsum tau tswj hwm kom zoo kom ntseeg tau tias qhov ceev txias thiab kev sib xws ntawm cov hlau casting.

Kev xaiv cov txheej txheem txias: Muaj ntau txoj kev txias sib txawv xws li dej txias thiab aerosol txias, thiab kev xaiv thiab kev ua kom zoo dua tuaj yeem ua raws li cov xwm txheej tshwj xeeb.

（3)Kev tswj hwm kev sib koom tes ntawm electromagnetic stirring thiab plug rod system

Kev txhim kho ntawm cov txheej txheem sib xyaw electromagnetic: Raws li qhov xav tau zoo thiab cov yam ntxwv ntawm cov txheej txheem ntawm cov khoom siv casting, txhim kho qhov zaus, qhov muaj zog, thiab txoj kev sib xyaw ntawm electromagnetic sib xyaw kom siv tag nrho nws txoj haujlwm.

Kev tswj hwm kev sib koom tes ntawm lub qhov ntsaws thiab kev sib xyaw hluav taws xob: Los ntawm kev tswj hwm tsim nyog, kev ua haujlwm sib koom tes ntawm lub qhov ntsaws thiab kev sib xyaw hluav taws xob tuaj yeem ua tiav los txhim kho kev ruaj khov ntawm cov hlau ntws thiab qhov zoo ntawm cov castings.

6,Xaus lus

Kev tswj hwm qhov tseeb ntawm cov hlau ntws hauv qhov chaw nqus tsev los ntawm ib qholub tshuab nqus tsev tas mus liyog qhov tseem ceeb rau kev ua tiav cov khoom siv billet zoo. Los ntawm kev siv cov khoom siv tseem ceeb thiab cov cuab yeej siv xws li crystallizers, stopper systems, electromagnetic stirring, kua theem nrhiav thiab tswj cov txheej txheem, nrog rau kev ua kom zoo dua cov txheej txheem, kev tswj hwm qhov tseeb ntawm cov hlau ntws tuaj yeem ua tiav tau zoo. Yav tom ntej, nrog rau kev txhim kho ntawm cov thev naus laus zis ntse thiab kev siv cov ntaub ntawv tshiab, cov tshuab nqus tsev txuas ntxiv casting yuav txuas ntxiv mus tsim kho tshiab thiab txhim kho, muab kev txhawb nqa kev txhim khu kev qha thiab ua haujlwm tau zoo dua rau kev tsim cov khoom siv hlau. Tib lub sijhawm, peb kuj yuav tsum ntsib cov teeb meem xws li kev nyuaj siab txog kev siv tshuab, tus nqi siab, thiab kev tsis txaus neeg ua haujlwm, thiab txhawb kev txhim kho thiab kev siv cov tshuab nqus tsev txuas ntxiv casting los ntawm kev siv zog thiab kev tsim kho tshiab tas mus li.