Daim ntawv thov txheej txheem ntawm electrophoretic txheej yog qhov tseem ceeb rau kev hloov lub peev xwm ntawm formulation mus rau ib tug ruaj khov thiab siab - txheej zoo. Cov txheej txheem no suav nrog kev tswj hwm da dej, kev npaj ua haujlwm, kev sib piv cov txheej txheem, thiab ua tib zoo saib xyuas cov txheej txheem. Mastering cov ntsiab lus no tuaj yeem ua kom cov yeeb yaj kiab tuab thiab txhim khu kev qha thaum txo cov khoom siv rov ua dua thiab cov khoom pov tseg, yog li txhim kho txheej txheej.
Kev saib xyuas zoo ntawm chav da dej yog qhov tseem ceeb. Electrophoretic txheej cia siab rau kev tsiv teb tsaws thiab tso tawm ntawm cov ntsev resin hauv qhov hluav taws xob; Nws cov dej solubility nyob ntawm pH ruaj khov thiab conductivity. Hauv kev siv txhua hnub, tus neeg saib xyuas tsis tu ncua yuav tsum tau saib xyuas tsis tu ncua thiab raug nplua -ntu kom lub pH nyob rau hauv lub qhov rais txheej txheem, tsis txhob emulsion demulsification, qeeb deposition, los yog ntxhib zaj duab xis nto los ntawm acid los yog alkalinity drift. Conductivity qhia tag nrho cov nyiaj ntawm ions hauv lub cev. Kev sib sau ntawm impurities los yog dej tsis zoo yuav ua rau kom muaj kev ua tau zoo, ua rau muaj kev nkag mus tsis zoo thiab cov yeeb yaj kiab tsis sib xws. Yog li ntawd, raws sij hawm purification siv filtration thiab ion exchange method yog tsim nyog. Kev tswj qhov kub thiab txias kuj tseem ceeb heev. Tsis tshua muaj kub nce viscosity, cuam tshuam particle migration, thaum kub siab yuav ua rau additive tsis ua hauj lwm los yog emulsion stratification. Tuav qhov ntsuas kub kom haum tso cai rau kev ua kom zoo ib txhij ntawm kev tsiv teb tsaws thiab cov yeeb yaj kiab zoo. Pretreatment ntawm lub workpiece ncaj qha cuam tshuam cov nyhuv electrophoresis. Lub substrate yuav tsum huv si, roj-dawb, thiab xeb{12}}dawb; txwv tsis pub, deposition nyob rau hauv hluav taws xob teb yuav raug thaiv los yog lub zos tsis xws luag yuav tshwm sim. Degreasing, phosphating, los yog passivation kev kho mob tsis tsuas yog txhim kho conductivity tab sis kuj muab ib qho ntxiv los tiv thaiv{14}}corrosion underlayer rau cov xim zaj duab xis. Rau workpieces nrog cov duab complex, yuav tsum tau them nyiaj mloog mus rau qhov nkag mus thiab ua kom tiav cov kua pretreatment tov nyob rau hauv txhua txhua zawj thiab qhov muag tsis pom qhov chaw kom tsis txhob muaj residue cuam tshuam cov uniformity ntawm electrophoresis. Cov ntsiab lus sib txuas ntawm lub hanger thiab cov khoom ua haujlwm yuav tsum muaj qhov ua tau zoo thiab qhov chaw sib txuas nruab nrab kom ntseeg tau tias tsis muaj kev cuam tshuam tam sim no thiab txo cov txheej txheem los ntawm shading.
Qhov kev teeb tsa ntawm qhov ntsuas hluav taws xob yog qhov kev txawj ntse tseem ceeb. Kev sib xyaw ua ke ntawm qhov hluav taws xob thiab lub sijhawm txiav txim siab cov yeeb yaj kiab thickness thiab nkag mus. Ib qho hluav taws xob tsawg dhau los ua rau cov yeeb yaj kiab nyias thiab tsis txaus, thaum muaj qhov hluav taws xob ntau dhau ua rau drips lossis hlawv ntawm cov npoo. Kev ncua sij hawm tuaj yeem nce qhov tuab, tab sis kev siv zog thiab kev ntxhov siab ntawm zaj duab xis yuav tsum tau txiav txim siab. Rau cov khoom ua haujlwm nrog cov ntaub ntawv sib txawv thiab thaj chaw, me me - ntsuas ntsuas yuav tsum tau ua ua ntej txhawm rau txiav txim siab qhov txheej txheem zoo tshaj plaws ua ntej siv batch. Qhov sib nrug ntawm electrode thiab anode-cathode cheeb tsam piv rau hauv lub tank kuj cuam tshuam rau kev faib tawm tam sim no. Kev npaj kom zoo tuaj yeem txo qhov cuam tshuam ntawm ntug thiab ua rau cov tuab tam sim no zoo ib yam.
Cov txheej txheem cov ntsiab lus tseem ceeb sib npaug. Yog tias cov npuas npuas muaj nyob rau ntawm qhov chaw ua haujlwm ua ntej immersion hauv lub tank, lawv yuav tsim pinholes thaum electrophoresis. Kev co me ntsis lossis ua ntej -soaking tuaj yeem tshem tawm cov pa roj. Lub tank kev daws teeb meem yuav tsum ua kom du thiab sib xws kom tsis txhob muaj qhov txaus siab hauv zos uas tuaj yeem ua rau shear demulsification. Kev yaug dej raws sijhawm tom qab electrophoresis tshem tawm cov xim pleev xim thiab impurity ions, tiv thaiv cov kab mob sib kis lossis cov yeeb yaj kiab tsis zoo. Cov dej zoo thiab cov tshuaj tsuag siab thaum yaug yuav tsum tau tswj kom zoo; Cov dej ntws muaj zog heev tuaj yeem ntxuav cov txheej txheem zaj duab xis, thaum tsis txaus txaus yuav ua rau kev tu tsis tiav.
Tus yuam sij rau txoj kev kho yog nyob rau hauv kev sib piv cov xim hom thiab ci profile. Cov txheej txheem sib txawv muaj qhov sib txawv ntawm qhov sib txawv ntawm qhov kub thiab lub sijhawm. Cov cua kub ntau dhau tuaj yeem ua rau blistering lossis tawg ntawm txheej zaj duab xis, thaum cua sov tsis txaus yuav cuam tshuam rau kev ua haujlwm. Lub qhov cub kub qhov profile yuav tsum tau txiav txim siab raws li tus neeg muag khoom pom zoo thiab cov qauv kuaj, thiab qhov cub qhov cua yuav tsum tau muab khaws cia kom muaj cua sov ntawm cov yeeb yaj kiab.
Zuag qhia tag nrho, cov txheej txheem rau kev siv cov txheej txheem electrophoretic npog cov yam xws li kev tu da dej, workpiece pretreatment, optimization ntawm hluav taws xob teb thiab cov txheej txheem tsis, ceev ceev tswj cov txheej txheem cov ntsiab lus, thiab curing txuam. Kev koom ua ke cov tswv yim no rau hauv kev ua haujlwm niaj hnub tuaj yeem ua kom muaj txiaj ntsig zoo ntawm cov txheej txheem electrophoretic, suav nrog kev tiv thaiv ib puag ncig thiab kev tiv thaiv corrosion zoo heev, thaum tseem ua tiav kev txuag hluav taws xob, kev txhim kho kev ua haujlwm, thiab ruaj khov zoo, muab kev tiv thaiv kev ruaj ntseg rau saum npoo ntawm ntau yam khoom hlau.
