Hlau additive manufacturing (AM), feem ntau hu uahlau 3D luam ntawv, yog nce siv nyob rau hauv lub semiconductor sector los daws qhov kev thov rau siab -precision, siab - complexity, thiab siab - huv qhov chaw. Ib txwm siv lub tshuab rho tawm feem ntau tawm tsam nrog kev sib xyaw geometries, seamless precision fluid channels, thiab cov khoom nruj heev - tswj cov kev xav tau ntawm chav huv. Hlau AM kov yeej cov kev txwv no los ntawm kev ua kom ze rau -net- cov qauv tsim ntawm cov qauv monolithic nrog cov yam ntxwv sab hauv uas yuav xav tau ntau-ib feem sib dhos, vuam, lossis drilling- cov txheej txheem uas qhia cov seams, residual stresses, los yog kev pheej hmoo ntawm kev sib kis.
Cov thev naus laus zis feem ntau yog tsom rau plaub qhov tseem ceeb ntawm daim ntawv thov, kev txhawb nqa los ntawm topology optimization, qib siab alloys, thiab kev ua haujlwm nruj heev-. Tiag -kev siv hauv ntiaj teb no qhia tau tias muaj txiaj ntsig zoo hauv kev ua haujlwm thermal, qhov tseeb ntawm qhov loj me, txo qhov hnyav, thiab cov txheej txheem tawm los.
High -Cov cuab yeej Precision thiab Fixtures
Wafer txheej txheem Fixtures
Nqus clamping fixtures siv nyob rau hauv wafer tu, etching, thiab photolithography tuaj yeem tsim ua ib qho -cov qauv yam tsis muaj pob qij txha. This eliminates the microscopic gaps typical of assembled fixtures that trap particles, helping meet ISO 14644-1 cleanroom particle-control standards. Cov ntaub ntawv xav tau muaj xws li oxygen- tooj liab dawb rau cov thermal conductivity zoo dua, 6061 aluminium alloy rau cov qauv tsim, thiab cov hlau tsis muaj hlau nplaum.
Kev cai electrostatic chuck (ESC) bases integrate internal electrode grooves thiab cua txias raws nyob rau hauv ib tug tsim. Qhov tshwm sim yog ruaj khov wafer adsorption thiab txhim kho thermal uniformity thaum ua, uas txo wafer warpage. Kev tshawb fawb ntxiv rau hauv cov khoom tsim ESC ntxiv (xws li ceramic-polymer hybrids ntawm kev ua cov teeb pom kev zoo) ntxiv kom paub meej tias cov txheej txheem dielectric thiab electrode kev sib xyaw ua ke txhim kho chucking quab yuam thiab kev ntseeg tau nyob rau hauv cov txheej txheem txheej txheem.
Semiconductor Test thiab Ntim Fixtures
Kev sojntsuam-daim npav teeb tsa thiab hlawv- hauv qhov ntsuas qhov tau txais txiaj ntsig los ntawm kev tsim cov monolithic ntawm cov kev sojntsuam nyuaj. Ua tiav qhov kev sojntsuam qhov sib nrug ntawm qhov raug ncav cuag ± 0.005 hli, txhawb siab -cov ntawv ntim ntim cov ntawv xeem. Flip-chip thiab xaim-bonding cuab yeej hauv paus tau txais kev nruj nruj thiab hnav tsis kam, txo qis daim ntawv cog lus- offset tus nqi thiab nce ntim yields.
Kev lag luam piv txwv suav nrog topology- optimized wafer rooj thiab theem ua los ntawm laser hmoov- txaj fusion. Ib qho txhuas-alloy wafer-theem redesign tau ua tiav kwv yees li 15% kev txhim kho tom qab kev tshaj tawm- ua haujlwm thaum txo qhov loj. Titanium carrier trays tsim los ntawm cov ntshav plasma sai sai rau cov khoom siv lithography tau xa mus txog 64% cov ntaub ntawv khaws tseg piv rau cov pa roj carbon monoxide (kwv yees li 140 kg tsawg dua cov khoom ib feem loj) nrog rau lub sij hawm luv luv.
Core Thermal-Kev Tswj Xyuas Cheeb Tsam
Integrated heat sinks rau RF fais fab khoom siv thiab IGBT modules suav nrog kauv los yog lattice-style sab hauv cua txias channel uas ua raws li cov cua sov- qhov chaw. Piv nrog rau cov kev sib txuas ua ke, cov qauv tsim no tuaj yeem txo cov thermal tiv thaiv los ntawm 20-40% thiab tshem tawm cov kev tiv thaiv ntxiv los ntawm cov pob qij txha.
Precision cooling bases rau lithography thiab etch cov cuab yeej pab pub dawb -daim kab raws uas tswj qhov kub thiab txias, txo qis thermal distortion uas yuav ua rau kom tsis zoo rau cov qauv kev ncaj ncees ntawm lub wafer.
Cov ntaub ntawv tau los ntawm cov hlau AM wafer cov lus qhia txog qhov cuam tshuam: thermal variation txo los ntawm 83% (los ntawm 13.8 mK mus rau 2.3 mK), qhov kub thiab txias gradients qis qis, thiab kev ruaj khov kho tau zoo los ntawm ib qho ntawm tsib, ua rau 1-2 nm nce hauv cov khoom raug. Optimized kua manifolds zoo ib yam li txhim kho cov duab raug thiab tag nrho cov cuab yeej tsim tau. Conformally cooled structures kuj tshwm sim nyob rau hauv cov cuab yeej muaj feem xyuam, qhov twg hauv lattice los yog TPMS (triply periodic tsawg ntog) nta txhim kho qhov kub thiab txias uniformity nyob rau hauv loj wafer chucks.
Integrated Precision Structure Cheebtsam
Xaus-effectors thiab articulated caj npab rau wafer- tuav neeg hlau tuaj yeem ua ke lub teeb yuag lattice lossis hollow qauv nrog siab - qhov tseeb mounting datums hauv ib qho luam tawm. Qhov no txo cov pawg sib dhos- ua yuam kev, txhim kho cov lus tsa suab, thiab txuas ntxiv cov khoom siv lub neej.
Irregular flanges thiab tubing connectors rau lub tshuab nqus tsev vacuum yog tsim raws li monolithic qhov chaw, tshem tawm weld-txog txoj kev xau. Txoj hauv kev txhawb nqa lub ultra- siab- lub tshuab nqus tsev (ntawm qhov kev txiav txim ntawm 10⁻⁹ Torr) xav tau hauv cov tshuab semiconductor.
Lub teeb yuag thiab tawv tawv tau raug suav hais tias nyob rau hauv silicon -wafer tooling: ib rooj plaub tau ua tiav 50% kev txo qis nrog rau ib txhij 23% nruj nce, nce resonant zaus thiab txo qis kev co rau ntau dua throughput.
Tshwj xeeb Functional Cheebtsam
Electrodes rau ion-implantation thiab plasma- cov cuab yeej etch, luam tawm los ntawm cov hlau refractory xws li tungsten los yog molybdenum, paub txog cov plasma complex-confinement geometries uas tiv taus siab -kub, corrosive ib puag ncig.
Kev cai solder nozzles rau semiconductor ntim feature precision orifice arrays thiab sab hauv khiav txoj kev haum rau siab -density micro- solder pob qij txha, txhim kho deposition sib xws thiab throughput.
Kev Kho Kom Haum Kev Lag Luam Kev Lag Luam thiab Tom Qab- Kev Ua Haujlwm
Kev xaiv cov khoom tseem ceeb yog qhov tseem ceeb uas tsis yog- sib nqus, qis- cov hlau nplaum tawm raws li RoHS thiab SEMI S2 cov qauv kom txaus siab rau chav huv huv thiab kev tswj hwm kev xav tau.
Tom qab luam ntawv, qhov chaw tau txais kev debinding (rau binder{0}}raws li cov txheej txheem), sintering los yog kev kho cua sov, abrasive blasting, precision polishing, thiab ultrasonic tu kom tshem tawm cov hmoov seem thiab cov khoom paug. Helium huab hwm coj-spectrometer xau kuaj xyuas xyuas kev ruaj ntseg. Cov kauj ruam no ua kom cov khoom tiav ua tiav raws li qhov xav tau ntawm cov khoom siv thiab cov khoom siv hluav taws xob ntawm cov khoom siv hluav taws xob semiconductor.
Tshaj li ntawm plaub daim ntawv thov, hlau AM muab cov khoom siv- cov txiaj ntsig zoo: luv luv txhuas lub sij hawm rau kev cai lossis qis- ntim cov cuab yeej, txo cov khoom pov tseg, thiab muaj peev xwm rov tsim cov qauv tsim sai ntawm kev ua haujlwm digital. Cov kev sib tw tseem nyob -nto tiav, kev tswj hwm kev ntxhov siab, thiab kev tsim nyog tiv thaiv cov txheej txheem semiconductor nruj heev-tab sis txuas ntxiv kev txhim kho hauv cov txheej txheem tswj, hauv - kev saib xyuas qhov chaw, thiab kev tsim khoom hybrid (AM ntxiv rau kev ua tiav machining) tsis tu ncua nthuav dav kev saws me nyuam.
Zuag qhia tag nrho, hlau 3D luam ntawv yog hloov pauv los ntawm niche prototyping mus rau kev tsim lub luag haujlwm - cov khoom siv hluav taws xob tseem ceeb, xa cov txiaj ntsig kev ua haujlwm thiab kev huv huv uas cov pa machining tsis tuaj yeem sib piv nrog qhov nyuaj.
FAQ
Vim li cas hlau 3D luam ntawv tshwj xeeb yog haum rau semiconductor tooling piv nrog cov tsoos CNC machining?
Nws ua rau cov khoom siv monolithic nrog txoj hauv kev sib txuas thiab cov lattices uas tsis tuaj yeem tho los yog sib sau ua ke yam tsis muaj seams lossis pob qij txha. Qhov no txhim kho kev huv, kev ua haujlwm thermal, thiab kev ruaj ntseg ntawm qhov ntev thaum txo cov kev sib dhos yuam kev thiab kev pheej hmoo xau.
Dab tsi ua tau zoo tau pom tau pom rau thermally tswj wafer ntxhuav?
Cov txiaj ntsig tau tshaj tawm qhia txog kev txo qis ntawm cov thermal fluctuation ntawm ~ 83% (piv txwv li, 13.8 mK rau 2.3 mK), ntau -fold txhim kho hauv thermal stability, thiab cov khoom raug nce ntawm qhov kev txiav txim ntawm 1-2 nm, ncaj qha rau kev tswj cov txheej txheem thiab tawm los.
Cov hlau twg feem ntau siv thiab vim li cas?
Oxygen-dawb tooj liab (siab thermal conductivity), txhuas alloys xws li 6061 los yog AlSi10Mg (lub teeb yuag thiab luam tau), tsis yog- hlau stainless hlau, thiab refractory hlau (tungsten, molybdenum) rau huab cua puag ncig. Txhua yam yuav tsum ua kom tau raws li cov qauv qis- tawm thiab huv.
Post- ua haujlwm li cas kom ua tau raws li cov qauv huv huv?
Cov kev ua ntu zus suav nrog kev tshem tawm hmoov, kev kho cua sov los yog sintering, nto tiav (blasting / polishing), ultrasonic tu, thiab helium to testing. Cov kauj ruam no tshem tawm cov khoom khib nyiab thiab cov kab mob kom ua tau raws li ISO thiab SEMI cov cai.
Puas muaj kev txwv lossis kev taw qhia yav tom ntej?
Cov kev txwv tam sim no suav nrog qhov roughness ntawm qhov chaw (feem ntau yuav tsum tau ua tiav machining), cov nqi tsim nyog, thiab tsim- qhov txwv loj rau cov khoom loj heev. Kev ua haujlwm tsis tu ncua tsom mus rau ntau- cov ntaub ntawv luam tawm, siab dua- cov txheej txheem daws teeb meem, thiab kev siv dav dav hauv cov cuab yeej tsim khoom thiab ntim khoom siab heev.