Kev xaiv ntawm cov khoom siv hauv paus ua lub luag haujlwm tseem ceeb hauv kev tsim kho ntawm ultra-precision motion modules. Granite precision bases thiab ntxhia casting bases, raws li ob txoj kev xaiv, txhua tus muaj cov yam ntxwv sib txawv ntawm qhov sib txawv ntawm kev ruaj ntseg, raug tuav, durability, thiab nqi.
Stability: Natural densification piv rau cov khoom siv dag zog
Tom qab ntau lab xyoo ntawm geological transformations, granite tsim ib tug heev ntom thiab zoo qauv los ntawm cov natural bonding ntawm quartz, feldspar, thiab lwm yam minerals. Nyob rau hauv ib puag ncig kev lag luam uas cov cuab yeej loj ua rau muaj zog vibrations, granite lub complex crystalline qauv zoo attenuates cov kev cuam tshuam, txo cov kev co amplitude kis mus rau huab cua-floating ultra-precision motion modules los ntawm ntau tshaj 80%. Qhov no ua kom muaj kev ua haujlwm zoo thaum lub sijhawm ua haujlwm siab lossis kev tshuaj xyuas, xws li kev ua qauv zoo ntawm cov khoom siv hluav taws xob hauv cov txheej txheem photolithography.
Mineral casting bases yog engineered los ntawm cov pob zeb hauv av sib xyaw nrog cov binders tshwj xeeb, uas ua rau muaj cov qauv sab hauv nrog cov khoom zoo vibration-damping. Thaum lawv muab kev ua haujlwm zoo rau kev vibrations dav dav thiab tsim qhov chaw ua haujlwm ruaj khov rau huab cua-floating ultra-precision motion modules, lawv cov kev ua tau zoo nyob rau hauv siab-siv, kev vibrations ruaj khov yog me ntsis qis dua li ntawm granite bases. Qhov kev txwv no tuaj yeem qhia qhov tsis raug me me hauv cov ntawv thov siab.
Kev tuav pov hwm tseeb: Ntuj qis nthuav tawm piv rau kev tswj kev cog lus
Granite muaj npe nrov rau nws qhov tshwj xeeb qis coefficient ntawm thermal expansion (feem ntau 5-7 × 10⁻⁶ / ° C). Txawm tias nyob rau hauv ib puag ncig nrog qhov kub thiab txias hloov pauv, granite precision bases pom qhov hloov me me. Piv txwv li, hauv kev siv astronomical, granite-based air-floating ultra-precision motion modules xyuas kom meej submicron-level lens positioning raug rau telescopes, ua rau astronomers mus ntes cov ntsiab lus sib txawv ntawm cov hnub qub nyob deb.
Mineral casting cov ntaub ntawv tuaj yeem tsim los txhim kho thiab tswj cov yam ntxwv ntawm thermal expansion, ua tiav cov coefficients piv rau lossis txawm qis dua cov granite. Qhov no ua rau lawv haum rau cov khoom siv ntsuas kub-rhiab siab-precision ntsuas. Txawm li cas los xij, kev ruaj ntseg mus sij hawm ntev ntawm lawv qhov tseeb tseem yuav raug txheeb xyuas vim muaj cov yam ntxwv xws li kev laus cov ntaub ntawv, uas tuaj yeem ua rau kev poob qis hauv kev siv sijhawm ntev.
Durability: Siab hardness ntawm ntuj pob zeb piv rau qaug zog-resistant composites
Granite lub siab hardness (Mohs nplai: 6-7) muab kev hnav zoo heev. Nyob rau hauv cov ntaub ntawv tshawb fawb cov chaw soj nstuam, granite hauv paus rau nquag siv huab cua-floating ultra-precision motion modules tiv thaiv kev sib txhuam ntev los ntawm cov sliders, ncua kev txij nkawm los ntawm ntau tshaj 50% piv rau cov pa hauv paus. Txawm hais tias qhov zoo dua no, granite lub brittleness ua rau muaj kev pheej hmoo ntawm kev puas tsuaj ntawm kev sib tsoo.
Mineral casting bases ua tau zoo tshaj plaws los tiv thaiv kev qaug zog, tswj kev ua haujlwm ntawm kev ncaj ncees thaum lub sij hawm ntev high-frequency reciprocating txav ntawm ultra-precision air-floating modules. Tsis tas li ntawd, lawv muaj peev xwm tiv taus cov tshuaj me me, txhim khu kev ruaj ntseg hauv ib puag ncig me me corrosive. Txawm li cas los xij, nyob rau hauv huab cua zoo li cov av noo siab, cov binder hauv cov pob zeb hauv av tuaj yeem degrade, cuam tshuam lawv tag nrho cov kav ntev.
Tus nqi tsim khoom thiab kev ua haujlwm nyuaj **: Cov kev sib tw ntawm ntuj pob zeb rho tawm piv rau cov txheej txheem tsim khoom
Granite mining thiab kev thauj mus los cuam tshuam nrog kev thauj mus los yooj yim, thaum nws cov txheej txheem xav tau cov cuab yeej siv siab thiab cov txheej txheem. Vim nws cov hardness siab thiab brittleness, kev ua haujlwm xws li txiav, sib tsoo, thiab polishing feem ntau ua rau cov khoom seem siab, ua rau cov nqi tsim khoom.
Nyob rau hauv sib piv, zus tau tej cov ntxhia casting puag yuav tsum tau tshwj xeeb pwm thiab txheej txheem. Txawm hais tias kev tsim pwm thawj zaug yuav raug nqi ntau, kev tsim khoom loj tom qab tau txais txiaj ntsig zoo thaum tsim pwm.
Post lub sij hawm: Apr-08-2025