Cov lus qhia rau kev siv metallographic microscopy:
1. Kev ntxuav lub lens
Thaum tuav lub lens ntawm metallographic microscope, siv lub tshuab plaub hau lossis cov ntaub qhwv ntsej muag los ntxuav cov plua plav. Yog tias muaj cov stains tawv tawv ntau dua ntawm lub lens ntawm lub tshuab ntsuas metallographic, xws li cov ntiv tes, roj, thiab lwm yam, koj tuaj yeem siv cov ntaub so ntswg huv, daim ntawv lo ntsiab muag, lossis cov ntaub qhwv kho mob dipped hauv cov cawv ntshiab kom maj mam so lawv.
Nws yog txwv tsis pub ntxuav qhov teeb meem lens nyob rau hauv qab ntawm lub binocular lub tog raj kheej los yog lub prism nto nyob rau hauv lub eyepiece lub tog raj kheej nrog xylene. Ntshiab cawv thiab xylene yog nquag combustion, yog li tshwj xeeb yuav tsum tau them nyiaj mloog mus ceev faj thaum tua hluav taws thaum tig los yog tua hluav taws. Kev ua haujlwm tsis zoo ntawm cov tshuab siv hluav taws xob dav dav hlau yog qhov zoo heev, yog li tsis tas yuav txhawj xeeb txog hluav taws xob hluav taws xob hluav taws xob.
Thaum lub metallographic microscope tsis siv
Rau metallographic microscopes, thaum tsis siv, thov npog lawv nrog lub hau yas thiab muab tso rau hauv qhov chaw qhuav kom tsis txhob muaj pwm loj hlob. Rau metallographic microscopes, peb tshwj xeeb tshaj yog xav kom khaws lub hom phiaj lens thiab eyepiece nyob rau hauv ntim xws li tshuab ziab khaub ncaws thiab tso desiccants rau hauv lawv.
3. Nws yog ib qho tsim nyog los tiv thaiv cov khoom ya raws thiab txawv teb chaws
Peb siv metallographic microscopes los yog lwm yam microscopes. Tsis txhob tso lub tshuab tsom rau hauv qhov chaw ntub dej. Yog tias dej poob rau ntawm lub tshuab tsom, tam sim ntawd tua lub hwj chim hloov thiab tos kom txog thaum nws ua tiav thiab paub tseeb tias yuav qhuav ua ntej siv.
4. Kev tshuaj xyuas tsis tu ncua
Thaum siv lub tshuab ntsuas metallographic, feem ntau yuav tsum tau kuaj xyuas tsis tu ncua los tswj nws qhov kev ua tau zoo. Tshawb xyuas seb txoj kev kho qhov muag, lub lens, hluav taws xob thiab lwm yam ua haujlwm zoo, tam sim ntawd ntes thiab tuav lawv.
Kev siv ntawm metallographic microscope:
Siv los txheeb xyuas thiab txheeb xyuas qhov microstructure ntawm ntau yam hlau thiab hlau cov ntaub ntawv, dav siv hauv cov chaw tsim khoom lossis chaw kuaj xyuas kev txheeb xyuas qhov zoo; Kev tshuaj xyuas cov ntaub ntawv raw lossis kev tshuaj xyuas metallographic tom qab ua cov khoom siv; Thiab ua kev tshawb fawb ntawm cov phenomena saum npoo xws li tshuaj tsuag nto.
Cov cuab yeej no yog ib qho inverted metallographic microscope. Raws li qhov pom saum npoo ntawm cov qauv coincides nrog rau saum npoo ntawm lub rooj ua haujlwm, nws yog ywj siab ntawm qhov ntsuas qhov siab thiab siv tau yooj yim. Cov twj paj nruag muaj cov qauv compact, zoo nkauj thiab dav zoo nkauj, ib qho chaw txhawb nqa loj ntawm lub hauv paus ntsuas, thiab lub caj npab khov kho, uas ua rau qhov nruab nrab ntawm lub ntiajteb txawj nqus ntawm qhov ntsuas qis, ruaj khov thiab txhim khu kev qha. Vim yog 45 degree qaij nruab nrab ntawm lub qhov muag thiab qhov chaw txhawb nqa, qhov kev soj ntsuam yog xis nyob.
Metallographic microscope yog siv los txheeb xyuas thiab txheeb xyuas cov qauv sab hauv thiab cov qauv ntawm cov hlau. Nws yog ib qho cuab yeej tseem ceeb rau kev kawm metallography hauv metallurgy thiab cov cuab yeej tseem ceeb rau cov tuam tsev lag luam txhawm rau txheeb xyuas cov khoom zoo. Nws yog tsuas yog siv los txheeb xyuas thiab txheeb xyuas cov microstructure ntawm ntau yam hlau thiab alloys. Nws yog siv nyob rau hauv factories los yog lub chaw soj nstuam rau casting zoo identification, raw khoom soj ntsuam, los yog kev tshawb fawb thiab tsom xam ntawm metallographic qauv tom qab cov khoom siv kho mob.
