Pwm txhaj tshuaj molding yog cov txheej txheem tsim khoom siv dav siv los tsim cov khoom yas zoo nkauj thiab meej. Cov txheej txheem no suav nrog kev txhaj tshuaj molten yas rau hauv pwm nyob rau hauv lub siab, uas tom qab ntawd txias thiab solidifies rau hauv cov duab uas xav tau.
Cov txheej txheem pib nrog kev tsim pwm, uas feem ntau yog ua los ntawm cov hlau lossis txhuas. Cov pwm yog tsim los tsim kom muaj qhov xav tau ntawm cov khoom yas, nrog cov neeg khiav dej num thiab cov rooj vag uas ua kom cov dej ntws ntawm cov yas molten rau hauv cov kab noj hniav.
Thaum cov pwm tsim, qhov tseeb txhaj tshuaj molding txheej txheem pib. Cov khoom yas, feem ntau nyob rau hauv daim ntawv ntawm pellets, yog loaded rau hauv lub hopper ntawm lub tshuab txhaj tshuaj molding. Tom qab ntawd cov khoom yog muab tso rau hauv lub rhuab chim chim ntawm lub tshuab, qhov twg nws yog melted thiab tov.
Cov yas molten yog ces txhaj nyob rau hauv siab siab rau hauv pwm kab noj hniav los ntawm lub rooj vag. Thaum cov kab noj hniav puv lawm, cov pwm yog txias kom khov cov yas. Kev ua kom txias tuaj yeem siv sijhawm li ob peb feeb mus rau ob peb feeb, nyob ntawm qhov nyuaj ntawm ntu thiab lub peev xwm txias ntawm pwm.
Thaum cov yas tau txias thiab khov kho, cov pwm qhib thiab muab tshem tawm. Cov yas ntau dhau, lossis sprue, yog tom qab ntawd txiav tawm ntawm qhov. Tom qab ntawd cov khoom raug tshuaj xyuas kom zoo, thiab txhua qhov tsim nyog ua tiav, xws li pleev xim lossis sib dhos, ua tiav.
Zuag qhia tag nrho, pwm txhaj tshuaj molding yog cov txheej txheem ua tau zoo thiab tus nqi tsim nyog rau kev tsim cov khoom yas zoo. Ua tib zoo tsim thiab ua tib zoo saib xyuas kom meej, nws tuaj yeem ua tau zoo ib yam thiab meej cov txiaj ntsig rau ntau yam kev siv.
Pwm Txhaj Tshuaj Molding Txheej Txheem Flow
Dec 27, 2023
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