Hauv lub ntiaj teb niaj hnub no uas tau tsav los ntawm cov khoom siv hluav taws xob, lub rooj tsav xwm Circuit Court (PCB) yog lub hauv paus uas ntsiag to. Los ntawm qhov tseem ceeb ntawm lub xov tooj ntawm smartphone mus rau lub zog tswj lub hub ntawm kev lag luam machinery, txhua qhov kev ua haujlwm siab PCB yog yug los ntawm txoj kev taug kev uas tsim thiab kev tsim khoom sib cuam tshuam. Qhov no tsis yog tsuas yog kev sib sau ua ke ntawm thev naus laus zis, tab sis yog ib qho kev kos duab niaj hnub uas muab kev txawj ntse engineering nrog kev tsim khoom.
Theem Ib: Daim duab kos duab kos duab - Tus Qauv Tsim thiab Simulation
Kev yug me nyuam ntawm lub rooj tsav xwm Circuit Court pib nrog kev ua haujlwm kom pom tseeb. Cov kws tsim khoom siv tshwj xeeb EDA (Electronic Design Automation) software los hloov cov kev paub daws teeb hauv Circuit Court rau hauv cov txheej txheem ntawm lub cev. Cov txheej txheem no yog ntau tshaj qhov yooj yim txuas; nws yog microscopic Urban Planning txheej txheem.
Layout Planning: Zoo li cov neeg npaj hauv nroog faib cov chaw ua haujlwm, cov kws ua haujlwm yuav tsum tau npaj qhov kev tso kawm ntawm ntau txhiab yam xws li chips, resistors, thiab capacitors. High- cov kab teeb liab zaus yuav tsum yog luv thiab ncaj, cov qauv rhiab yuav tsum tau ceev kom deb ntawm cov suab nrov, thiab cua sov- cov khoom tsim hluav taws xob yuav tsum muaj cov txheej txheem cua sov. Txhua qhov kev txiav txim siab ncaj qha cuam tshuam rau qhov kawg ntawm kev ua tau zoo, kev ruaj ntseg, thiab electromagnetic compatibility.
Txoj Kev Siv Hluav Taws Xob: Kev taw qhia kaum tawm txhiab tus xov tooj sib txuas hauv qhov ntom ntom, kab laug sab-zoo li lub network ntawm txheej nthuav qhia qhov kev sib tw loj heev. Cov neeg tsim qauv yuav tsum taug kev txwv qhov chaw ntawm lub rooj tsavxwm, zam kev viav vias thiab teeb meem kom ntseeg tau tias lub teeb liab thiab lub zog muaj zog. High-cov cim nrawm nrawm tso cov kev xav tau nruj ntawm qhov ntev thiab impedance txuam; ib qho kev saib xyuas tuaj yeem ua rau lub cev tsis ua haujlwm.
Simulation Verification: Virtual simulation yog qhov tseem ceeb ua ntej tsim khoom. Cov qauv kev ua haujlwm muaj zog tso cai rau cov kws ua haujlwm xav txog thiab daws cov teeb meem muaj peev xwm cuam tshuam, lub sijhawm yuam kev, thiab kev faib hluav taws xob tsis sib xws. Cov kauj ruam no, zoo li kev xyaum ua yeeb yam, txo cov nqi rov ua dua tshiab.
Theem Thib Ob: Kev Kho Kom Zoo Dua Los ntawm ntau cov txheej txheem - Precision Manufacturing
Thaum cov qauv tsim qauv dhau los kuaj xyuas nruj, kev tsim khoom pib. Qhov no zoo ib yam li cov duab kos duab rau ntawm lub fiberglass substrate, uas muaj cov txheej txheem ntawm cov txheej txheem zoo heev.
Hloov Hloov Hloov: Cov qauv tsim hluav taws xob raug xa mus rau cov tooj liab-clad laminate siv photolithography. Kev ntxuav, lamination, raug, thiab kev loj hlob-txhua kauj ruam yuav tsum muaj qhov huv, plua plav- ib puag ncig dawb.
Etching thiab Drilling: Cov tshuaj siv tshuaj yog siv los tshem tawm cov ntawv ci tooj liab hauv qhov tsis yog -circuit cheeb tsam, tawm hauv qab cov kab sib txuas.
Tom qab ntawd, siab - precision CNC drilling tshuab tsim ntau txhiab tus plaub hau- nyias vias ntawm lub rooj tsavxwm los txuas cov teeb liab sib txawv.
Lamination thiab Electroplating: Rau multilayer boards, cov txheej txheem tseem ceeb thiab prepreg (PP nplooj ntawv) yog sib dhos thiab sib dhos zoo li lub ncuav mog qab zib txheej, nias ua ke hauv qhov kub thiab txias. Tom qab ntawd, txheej txheej conductive yog tso rau hauv cov phab ntsa los ntawm lub qhov metallization txheej txheem, ua tiav interlayer interconnection.
Solder Mask thiab Silkscreen: Ib txheej ntawm ntsuab (los yog lwm yam xim) solder mask number case yog siv rau lub rooj tsavxwm nto kom tiv thaiv luv luv Circuit Court thaum soldering thiab tiv thaiv circuitry. Thaum kawg, ib txheej silkscreen dawb yog siv los kos cov cim siv cov lej, kev taw qhia, thiab cov cim npe, muab kev taw qhia rau kev sib dhos tom ntej.
Kauj Ruam 3: Infusing tus ntsuj plig - Cov khoom sib dhos thiab kev sim
Lub rooj tsav xwm PCB liab qab tsis muaj sia nyob; kev sib dhos ntawm cov khoom sib dhos yog tus yuam sij rau muab nws tus ntsuj plig.
SMT (Nto Mount Technology): Siv tag nrho automated xaiv- thiab- qhov chaw tshuab, cov chips me me thiab cov khoom siv tau raug ntsia rau hauv cov ntaub qhwv ntawm qhov nrawm nrawm. Tom qab ntawd lawv dhau los ntawm lub qhov cub reflow qhov twg cov tshuaj nplaum nplaum melts thiab txias, ua kom muaj zog hluav taws xob thiab kev sib txuas.
THT (Los ntawm -Qhov Mount): Rau cov khoom siv uas xav tau kev siv tshuab siab lossis lub zog, los ntawm - lub qhov mounting yog siv, ua raws li yoj soldering nyob rau hauv qab ntawm lub rooj tsavxwm.
Kev Ntsuas Kev Ntsuas: Tom qab sib dhos, kev sim nruj yog qhov tseem ceeb. Automated Optical Inspection (AOI) scans solder joint zoo, Hauv -Circuit Testing (ICT) probes verify every circuit node, and functional testing simulates real-world operating environments kom ntseeg tau tias txhua lub rooj tsavxwm ua tau raws li tus qauv tsim.
Xaus
Los ntawm cov khoom siv virtual mus rau cov atom tiag tiag, kev tsim hluav taws xob tsim hluav taws xob thiab kev tsim khoom yog ib qho kev ua haujlwm zoo, kev sib txuas nrog cov txheej txheem engineering. Nws xav tau tom ntej-xav kev pom los ntawm cov neeg tsim qauv thiab tso siab rau nanometer- theem txheej txheem tswj ntawm kev tsim khoom kawg. Nws yog qhov tsis pom qhov tseeb thiab qhov nyuaj uas txhawb nqa peb lub sijhawm hloov pauv sai sai. Txhua lub rooj tsav xwm ua haujlwm ruaj khov yog ib zaj paj huam uas ntsiag to ntawm kev tsim vaj tsev niaj hnub mob siab rau lub ntiaj teb.