Hauv kev sib dhos thiab cov txheej txheem metrology ntawm hnyav-lub luag haujlwm siab- cov khoom siv kawg, ultra-ntev-stroke gantry machines, loj semiconductor tshuaj xyuas platforms thiab kev sib xyaw aerospace cuab yeej, tus qauv- loj granite tri-squares tsis tuaj yeem ua tau raws li cov kev cai tshwj xeeb} ntev, cov lus qhia tshwj xeeb - ntev npaum li cas} multi-groove composite positioning. Kev ua lag luam xav tau rau cov kev cai loj loj granite tri{10}}squares nce tsis tu ncua.
Txawm li cas los xij, kev ua haujlwm ntawm cov kev cai loj tshaj plaws ntawm granite gauges ntsib cov teeb meem kev lag luam: gravitational deflection los ntawm lub pob zeb tus kheej - hnyav, tsis sib luag micro-hardness hauv ntuj ore, concentrated machining stress ntawm tshwj xeeb - zoo li grooves thiab thickened lug, thiab lengthy thermal cycles equirium. Cov yam tseem ceeb no yooj yim ua rau kev sib txawv ntawm squareness thiab tawm - ntawm - kam rau ua flatness, ua rau nws nyuaj rau kev ruaj khov ua tiav nano- theem perpendicularity precision.
To break through the precision bottleneck of oversized custom granite tri-squares, the traditional machining route for small standard gauges cannot be adopted. Kev ua tiav ultra- precision machining system yuav tsum tau tsim los npog tsib qhov txuas txuas: kev tshuaj xyuas cov khoom siv raw, ntau- theem kev ntxhov siab, kev sib tsoo CNC ntse, qhov tsis tu ncua- kub vibration- cais ua tiav machining, thiab ntau- kev soj ntsuam traceable. Cov kab ke no ua rau muaj kev cuam tshuam deformation cuam tshuam ntawm kev ua haujlwm loj loj thiab ua kom ruaj khov ntawm nano- theem sab xis- lub kaum sab xis siv ntsuas.
1. Lub Hom Phiaj Xaiv Cov Khoom Sib Nrauj Sib Nqus Sib Nqus Granite Blanks kom txo tau qhov loj -Scale Deformation los ntawm qhov chaw
Precision txaus ntshai ntawm kev cai loj loj tri-squares los ntawm cov khoom tsis sib xws ntawm granite blanks. Ordinary shallow granite veins feature uneven mineral crystal density and randomly distributed internal microcracks. Tom qab txiav rau hauv cov ntim loj, qhov sib txawv sib txawv tshwm sim hauv thermal expansion coefficient thiab compressive hardness hla ntau thaj chaw. Kev tshem tawm cov khoom siv hauv zos tsis sib xws thaum sib tsoo ua rau angular drift nrog kub hloov pauv tom qab ua tiav.
Cov qauv kev xaiv cov khoom tshwj xeeb rau cov khoom siv loj loj: Qhov tseem ceeb yog muab rau qhov sib sib zog nqus- mined monolithic siab- ntom ntom dub granite blanks. Txhua qhov chaw ua haujlwm tau txais ib qho kev sib koom ua ke ntawm cov ore kom tsis txhob muaj kev ntxhov siab los ntawm kev sib tsoo ntau lub pob zeb. Muab cov blanks ua ntej dhau mus ntev -cycle natural static aging. Lub caij ntuj sov thiab cov av noo cycles tso tawm thawj qhov kev ntxhov siab sab hauv tsim thaum lub sij hawm mining thiab hlau sawing. Lub sijhawm laus zoo li qub txuas ntxiv synchronously nrog workpiece qhov ntev; blanks ntawm ultra- loj specifications tshaj 3 meters yuav tsum tsis pub tsawg tshaj li rau lub hlis ntawm kev laus.
Cov txheej txheem kev tshuaj ntsuam homogenization yog ntxiv tom qab warehouses: Lub hardness scanner ua tag nrho - cheeb tsam scanning ntawm tag nrho rau rau lub ntsej muag ntawm qhov dawb paug los cim cov cheeb tsam nrog abrupt hardness hloov thiab microcracks. Cov cheeb tsam puas raug zam thaum lub sij hawm kev cai kos duab tsim. Rau cov thickened, multi-groove thiab loj-span tshwj xeeb- zoo li tus qauv, cov ore txiav orientation yog kho kom haum rau hauv grain orientation parallel mus rau cov ntaub ntawv ua hauj lwm nto ntawm tri-square, drastic txo kev pheej hmoo ntawm uneven deformation nyob rau hauv tom ntej sib tsoo thiab kev pab cuam.
2. Ntau-Cov txheej txheem kev laus txheej txheem kom huv si tshem tawm Cov Ntsiab Lus Machining Kev Nyuaj Siab ntawm Cov Khoom Loj Loj
Cov qauv me me tri-squares tsim kom muaj kev ntxhov siab tsawg thiab tuaj yeem ua tau raws li cov qauv ntawm ib txoj kev laus yooj yim. Hauv qhov sib piv, kev cai loj loj granite tri-squares feature thickened sab phab ntsa, sib sib zog nqus grooves thiab asymmetric tshwj xeeb-zoo li tus contours. Concentrated txiav quab yuam thaum lub sij hawm milling thiab ntxhib sib tsoo yooj yim accumulates loj residual kev nyuaj siab ntawm groove opens, ces kaum thiab thickened seem. Kev ntxhov siab qeeb qeeb tom qab ua tiav machining ncaj qha ua rau twisted 90℃txoj cai kaum thiab warped siv nto, instantly invalidating nano - theem precision.
Txoj kev laus ib txwm siv hauv kev lag luam tsis tuaj yeem haum rau cov khoom siv loj. Peb tus kheej tsim ib qho plaub -txheej txheem kev ntxhov siab uas ua haujlwm los ntawm kev ua haujlwm tag nrho los ntawm kev ua haujlwm ntxhib mus rau qhov kawg polishing:
Thawj qhov kev laus ntawm cov hlau- sawn blanks: Tom qab xaim txiav ntawm qhov khoob, qhov chaw zoo li qub rau 15 hnub nyob rau hauv qhov tsis tu ncua - qhov kub thiab txias Rhiav kom tso tawm kev ntxhov siab los ntawm hlau sawing.
Secondary thermal cycling aging rau CNC milled profiles: Tom qab milling tshwj xeeb -zoo li tus grooves thiab thickened contours, blanks yog muab tso rau hauv ib tug tshwj xeeb kub tswj chamber, tuav ntawm ib tug tas li 80℃rau 24 teev, ces khov ntawm -10℃rau 4 teev. Lub voj voog rov ua dua ob zaug txhawm rau txhawm rau txhawm rau txiav kev ntxhov siab ntawm grooves thiab fab.
Tertiary vibratory kev nyuaj siab nyem tom qab kev sib tsoo cov khoom sib tsoo: Tom qab rau -sib sib zog sib tsoo tshem tawm cov khoom lag luam tshaj 2 hli, qis- zaus vibratory stress relief (VSR) ntawm 30-60Hz yog ua rau 60-90 feeb kom tshem tawm cov kev ntxhov siab extrusion los ntawm kev sib tsoo.
Tsis tu ncua -kub stabilizing aging post semi- tiav kev sib tsoo: Tom qab ib nrab - sib tsoo tiav, workpieces khaws cia rau 72 teev nyob rau hauv ib qho chaw tsis tu ncua - kub thiab tas li- ib puag ncig cov av noo (20 ± 1℃, 50% cov av noo ntawm cov pob zeb tsis tu ncua) kom tso cai rau cov av noo tas li polishing.
Multi-theem aging decomposes machining kev nyuaj siab txheej txheej los ntawm txheej, daws qhov mob taw tes ntawm kev ntxhov siab-concentrated deformation ntawm cov ces kaum thiab grooves ntawm oversized custom tri-squares, thiab guaranteeing ntev - lub sij hawm seem stability ntawm txoj cai kaum tom qab ua tiav machining.
3. 5-Axis Adaptive CNC Sib Tsoo + Nano Manual Composite Polishing rau Precise Control of Right-Angle Precision ntawm Tshwj Xeeb-Shoed Custom Parts
Kev cai loj loj granite tri-squares suav nrog cov qauv tsim tshwj xeeb nrog rau cov hauv paus tuab, ntau qhov chaw grooves, ib qho - sab txuas ntxiv thiab cov kaum tshwj xeeb oblique. Ordinary 3-axis grinders xa cov tsis zoo sib xws ntawm kev sib tsoo siab, yooj yim ua rau dhau - sib tsoo lossis hauv qab - sib tsoo ntawm phab ntsa thiab cov ces kaum ntawm cov grooves tshwj xeeb. Squareness symmetry thiab siv flatness tsis tuaj yeem tswj tau hauv nano ntau yam.
Kev ua tiav ultra- txheej txheem kev sib tsoo precision tau muab faib ua peb theem: ntse CNC ntxhib & tiav kev sib tsoo, micron- qib phau ntawv profileing, thiab nano iav polishing.
5-axis linkage adaptive CNC sib tsoo: Nruab nrog lub sijhawm tiag tiag - lub sijhawm ntsuas lub zog, nws tau kho qhov sib tsoo log siab thiab pub tus nqi los ntawm thaj chaw raws li qhov sib txawv ntawm phab ntsa tuab thiab qhov tob ntawm qhov kev cai. Segmented uniform-kev sib tsoo ceev yog siv rau kev ncua loj- ncua kev siv qhov chaw los tiv thaiv kev sib tsoo ntau dhau los ntawm qhov hnyav ntawm tus kheej. Pob zeb diamond composite resin sib tsoo cov cuab yeej tau sib phim rau elastically tsis cuam tshuam kev quab yuam thiab tsis txhob ntug chipping thiab microcracks ntawm pob zeb loj workpieces.
Micron-theem zoned phau ntawv profileing: Tom qab CNC sib tsoo, cov kws tshaj lij nrog ntau xyoo ntawm kev sib tsoo kev coj ua zoned phau ntawv hnav khaub ncaws ntawm zawj qhib, cov ces kaum thiab txuas ntxiv qhov chaw raws li 3D contour tshuaj xyuas cov ntaub ntawv. Cov mos mos micron- theem tactile kev nkag siab kho cov me me nto undulations los ntawm CNC machining thiab sib sau cov khoom tshem tawm thoob plaws tag nrho cov chaw ua haujlwm.
Nano daim iav polishing: Abrasive media nrog pob zeb diamond micropowder tshaj 8000 mesh yog saws rau txheej - los ntawm - txheej polishing ntawm qis ceev thiab tsis tshua muaj siab kom tshem tawm cov kev sib tsoo maj mam los ntawm cov txheej txheem dhau los. Qhov saum npoo roughness Ra ntawm qhov chaw ua haujlwm tiav tau ncav cuag tsawg dua lossis sib npaug li 0.2μm. Me me angular sib txawv ntawm cov kaum sab xis raug kho ntxiv kom ruaj khov ua tiav nano-qib perpendicularity ntsuas.
4. Independent Semiconductor-Grade Constant-Temperature Vibration-Kho kom tiav Machining Rhiav kom cais cov teeb meem cuam tshuam los ntawm ib puag ncig sab nraud
Loj - loj granite pob zeb nta loj heev thermal inertia; kaum ob teev yuav tsum tau mus txog tag nrho cov thermal sib npaug tom qab hloov kub. Meanwhile, gravitational deflection ntawm oversized workpieces yog heev rhiab heev rau kev co. Cov cuab yeej siv tshuab sab nraud vibration thiab cua turbulence yuav tsim micron -theem machining sib txawv thaum sib tsoo, ua nano-level squareness precision unattainable.
Tag nrho cov txheej txheem tiav machining thiab polishing rau cov kev cai loj loj granite tri-squares tau ua tiav nyob rau hauv ib qho kev ywj pheej chav kawm 10,000 tas mus li - kub plua plav- rhiav pub dawb nruab nrog ntau yam kev tiv thaiv - cuam tshuam kho vajtse:
Foundation vibration isolation system: Lub rooj cob qhia hauv pem teb yog cam khwb cia nrog cov tub rog thickened - qib reinforced pob zeb ntau tshaj 70cm tuab. Ib qho annular anti-kev vibration trench uas muaj kev poob siab- nqus nruab nrab yog khawb rau ntawm qhov chaw sab nraud kom cais tawm tsis tshua muaj- zaus vibration kis los ntawm hnyav- lub luag haujlwm grinders hauv lub Hoobkas thiab cov tsheb sab nraud. Silent choj cranes raug sib tw kom tsis txhob muaj kev cuam tshuam kev vibration thaum lub sijhawm ua haujlwm thauj mus los.
Tag nrho - cheeb tsam tsis tu ncua- qhov kub thiab qhov tsis tu ncua - tswj cov av noo: Lub rhiav tuav ruaj khov txhua xyoo ntawm 20 ± 0.5℃thiab huab cua av noo ntawm 45% -55%. Ntau qhov sib faib kub sensors sau tiag-lub sij hawm kub qhov sib txawv ntawm workpiece nto thiab pob zeb cores rau tiag-lub sij hawm thermal deformation them. Cov khoom loj tshaj plaws yog ua ntej-kuaj nyob rau hauv lub rooj cob qhia 48 teev ua ntej machining kom paub tseeb tias xoom sab hauv- qhov kub thiab txias sib txawv ua ntej sib tsoo pib.
Plua plav- ib puag ncig kev sib cais: Lub rooj cob qhia tau nruab nrog lub tshuab ua kom huv si kom nruj tswj cov plua plav tawm hauv huab cua, tiv thaiv cov plua plav tawv los ntawm khawb qhov chaw ua haujlwm thaum sib tsoo thiab polishing thiab lav daim iav polishing zoo.
5. 3D Multi-Dimensional Tag Nrho-Kev Tshuaj Xyuas Cheeb Tsam Laser Interferometer los tsim kom muaj Traceable Nano-Level Precision Quality Control System
Ib qho -point tshuaj xyuas hom ntawm cov pa ntsuas ntsuas tsuas tuaj yeem ntes qhov tseeb hauv zos. Loj kev cai granite tri-squares tuaj yeem ncav cuag ob peb meters; ib qho kev ntsuas ib qho tsis tuaj yeem cuam tshuam tag nrho qhov yuam kev ntawm tag nrho -length squareness, flatness thiab parallelism. Daim ntawv qhia tag nrho - cheeb tsam 3D tshuaj xyuas yuav tsum tau txais los xyuas kom meej nano- theem squareness precision nyob rau hauv tag nrho qhov ntev.
Txhua qhov loj tshaj kev cai granite tri-square undergoes peb ywj siab tag nrho- cheeb tsam tshuaj xyuas ua ntej xa khoom, txhua yam ua nyob rau hauv ib qho chaw tas li - chav ntsuas kub ntsuas:
Tag nrho- cheeb tsam scanning tshuaj ntsuam ntawm dual- zaus laser interferometer: Ib dual-frequency laser interferometer ua tiav - cheeb tsam scanning raws ob qhov ntev siv ntug thiab sab hauv phab ntsa ntawm V-groove ntawm tri-square. Ib txheej ntawm 3D kev koom tes cov ntaub ntawv yog sau txhua txhua 20cm kom tau txais daim ntawv qhia 3D contour ntawm qhov chaw ua haujlwm, raug ntes tag nrho -ntev squareness angular sib txawv thiab ncaj undulation nrog submicron tshuaj xyuas precision.
Multi-txheej txheej parallelity pov thawj nrog siab- precision hluav taws xob theem: Multi- txheej tshuaj ntsuam xyuas ntawm parallelism ntawm sab sauv & qis siv thiab V-groove txhawb nto, rechecking perpendicularity sib xws ntawm ob kawg, nruab nrab thiab kaum cheeb tsam ntawm tri- thiab qhov sib txawv ntawm qhov nruab nrab ntawm qhov sib txawv tus kheej- hnyav ntawm cov khoom loj loj.
Ntev -lub sij hawm zoo li qub kev ntsuas nyob rau hauv simulated hnyav- load ua hauj lwm tej yam kev mob: Heavy standard tooling raws li cov neeg muas zaub 'ntawm - cov cuab yeej cuab tam yog matched simulate tiag tiag hnyav- load compression thaum lub sij hawm sib dhos thiab soj ntsuam. Tom qab qhov kev cia siab tas li ntawm qhov ntsuas kub tsis tu ncua rau 72 teev, squareness precision yog rov- kuaj xyuas kom paub tseeb tias xoom kev ntxhov siab rebound thiab angular drift thaum lub sijhawm ua haujlwm ntev -.
Tag nrho cov cuab yeej tshuaj ntsuam xyuas raug txheeb xyuas ib ntus los ntawm lub koom haum metrology hauv tebchaws. Tag nrho cov scanned contour cov ntaub ntawv thiab precision cov ntaub ntawv yog tag nrho archived. Txhua tri-square yog xa nrog ib daim ntawv qhia txog kev txheeb xyuas qhov tseeb, ua tau raws li qhov yuav tsum tau ua ntev- lub sij hawm archiving cov cai ntawm cov ntaub ntawv metrology rau siab- cov khoom lag luam kawg hauv aerospace, semiconductor thiab laser industries. Tag nrho cov geometric precision ntawm cov khoom ua raws li qib siab tshaj 000 tus qauv, nrog perpendicularity yuam kev ruaj khov nyob rau hauv 0.6μm / m, ua tiav lub hom phiaj ntawm nano-theem squareness machining.
Kev lag luam xaus
Nrog nruam iteration ntawm siab-kawg cov cuab yeej suav nrog ntev-stroke gantry CMMs, ultra-loj-loj laser cov cuab yeej, 300mm semiconductor hnyav-load platforms thiab integrated aerospace tooling, oversized custom granite tri-squares pab raws li kev lag luam tseem ceeb rau lawv txoj cai, {tr nano- theem precision nce.
Cov teeb meem tseem ceeb hauv machining oversized custom granite tri-squares concentrate on plaub qhov ntev: gravitational deflection ntawm pob zeb tus kheej- nyhav, cov khoom tsis sib xws, kev nyuaj siab concentration ntawm tshwj xeeb - zoo li tus qauv, thiab ib puag ncig kub & kev co cuam tshuam. Cov txheej txheem machining ib txwm siv rau cov qauv ntsuas me me tsis tuaj yeem cuam tshuam ntau yam deformation cuam tshuam ntawm cov khoom loj - qhov loj me, ua kom ruaj khov ntawm nano- theem txoj cai- lub kaum ntse ntse tsis yooj yim sua.
Tsuas yog los ntawm kev tsim ib qho kev ua tiav ultra- precision machining system npog homogeneous dawb paug kev tshuaj ntsuam, multi-stage composite aging, 5-axis adaptive nano sib tsoo, ywj siab tsis tu ncua-kub vibration-isolated finish machining, thiab multireamen multireas {6} traceable soj ntsuam tuaj yeem deformation yuam kev yuav tswj tau thoob plaws cov saw hlau ntawm cov khoom siv raw, kev kho kev ntxhov siab, kev sib tsoo, ib puag ncig thiab tshuaj xyuas. Qhov no ua kom ruaj khov nano-theem squareness precision machining ntawm txhua hom loj-span, thickened, multi-groove thiab tshwj xeeb-zoo li tus kev cai granite tri-squares, muab ntev-lub sij hawm ruaj khov ultra{15}}siab-precision metrology cuab yeej rau lub ntiaj teb no cov cuab yeej precision semiconductor thiab aerospace high-end manufacturing sectors.