Granite yog cov khoom siv nrov siv siv hauv kev tsim kho cov khoom siv precision, nrog rau kab kev siv lub cev muaj zog. Nws cov khoom tshwj xeeb ua rau nws xaiv qhov zoo tshaj plaws rau kev txhim kho qhov ua kom zoo thiab ua tau zoo ntawm cov tshuab.
Qhov precision ntawm granite lub luag haujlwm tseem ceeb hauv kev txhim kho qhov precision tag nrho ntawm txoj kab kev kaw lus. Granite yog paub rau nws qhov tshwj xeeb ruaj khov, thiab muaj cov khoom siv hluav taws xob tsis zoo rau kev muab cov khoom siv ruaj khov thiab txhim khu kev qha rau cov khoom muaj zog rau kab tawm. Cov khoom no pab kom txo qis cov teebmeem ntawm sab nraud ntawm sab nraud xws li kub thiab tshee hnyo, uas tuaj yeem muaj qhov cuam tshuam loj rau qhov raug thiab kev ua haujlwm ntawm lub system.
Lub seem ruaj khov ntawm granite yog lwm qhov tseem ceeb uas ua rau muaj kev pab rau qhov precision ntawm linear lub cev muaj zog system. Granite muaj cov coefficient ntawm thermal expansion, lub ntsiab lus nws tsis tshua raug rau kev hloov pauv kub piv rau lwm cov ntaub ntawv. Qhov kev ruaj khov no kom cov tseem ceeb ntawm cov kab ke linear lub cev muaj zog, xws li cov kev qhia kev sib tw, nyob rau hauv qhov loj thiab cov duab, thiaj li muaj peev xwm ua yuam kev lossis kev sib cav.
Tsis tas li ntawd, cov siab rigidity ntawm granite muab kev txhawb nqa zoo heev rau cov kev pheej hmoo ntawm lub cev muaj zog lossis deformation thaum lub sijhawm ua haujlwm. Qhov kev ua kom nruj no pab kom muaj kev sib dhos thiab txoj haujlwm ntawm lub system cov khoom siv, ua kom muaj kev txav du thiab yog tsis muaj kev poob ntawm precision.
Ntxiv rau nws cov khoom siv tshuab, Granite kuj tseem muaj Damping zoo heev, ua rau muaj kev ntxhov siab lossis dissipating txhua qhov kev ntxhov siab uas tuaj yeem cuam tshuam kev ua haujlwm ntawm txoj kev ua kom lub cev muaj linear. Qhov no damping muaj peev xwm pab tswj kom ruaj khov thiab tswj ib puag ncig kev ruaj khov thiab pom zoo nws qhov tseeb thiab raug.
Zuag qhia tag nrho, qhov precision ntawm granite tseem ceeb txhim kho cov kev ua tau zoo ntawm txoj kev ruaj khov, thiab ua kom muaj kev cuam tshuam nrog cov kev cuam tshuam rau sab nraud thiab ua kom muaj kev tswj hwm txhim khu kev qha thiab paub meej. Raws li qhov tshwm sim, kev siv cov granite nyob rau hauv kev tsim kho ntawm linear lub cev muaj zog hauv kev ua tiav cov kev xav tau ntawm ntau yam kev lag luam kev lag luam thiab kev tshawb fawb.
Lub Sijhawm Post: Jul-05-2024