Zigawo za granite zimagwiritsidwa ntchito kwambiri popanga mwatsatanetsatane, flatness monga index yofunikira, zimakhudza mwachindunji ntchito yake ndi khalidwe la mankhwala. Zotsatirazi ndizofotokozera mwatsatanetsatane njira, zida ndi njira yodziwira kusalala kwa zigawo za granite.
I. Njira zodziwira
1. Njira yowonongeka ya kristalo: yoyenera kuwonetsetsa kwapamwamba kwambiri kwa chigawo cha granite, monga optical instrument base, ultra-precision measurement platform, ndi zina zotero. kusokoneza mikwingwirima. Ngati ndege ya membalayo ndi yathyathyathya mwangwiro, zosokoneza ndizofanana mizere yowongoka yokhala ndi masitayilo ofanana; Ngati ndegeyo ndi yopingasa komanso yopingasa, mphonjeyo imapindika ndikupindika. Malinga ndi digirii yopindika ndi malo amphepete, cholakwika cha flatness chimawerengedwa ndi formula. Kulondola kungakhale mpaka ma nanometers, ndipo kupatuka kwa ndege yaying'ono kumatha kuzindikirika molondola.
2. Njira yoyezera mulingo wamagetsi: nthawi zambiri amagwiritsidwa ntchito m'zigawo zazikulu za granite, monga bedi la chida cha makina, nsanja yayikulu yopangira gantry, ndi zina zotere. Mulingo wamagetsi umayesa kusintha kwa Angle pakati pawokha ndi momwe mphamvu yokoka mu nthawi yeniyeni kudzera mu sensa yamkati ndikusinthira ku data yopatuka. Poyezera, m'pofunika kupanga gululi woyezera, sankhani mfundo zoyezera pamtunda wina wa X ndi Y, ndikulemba deta ya mfundo iliyonse. Kupyolera mu kusanthula kwa mapulogalamu opangira deta, mawonekedwe apamwamba a zigawo za granite akhoza kuikidwa, ndipo kulondola kwa kuyeza kungafikire mulingo wa micron, womwe ungathe kukwaniritsa zofunikira za chigawo chachikulu cha flatness kuzindikira m'mafakitale ambiri.
3. Njira yodziwira CMM: Kuzindikira kwathunthu kwa flatness kumatha kuchitidwa pazigawo zovuta za granite, monga gawo lapansi la granite la nkhungu zooneka mwapadera. CMM imayenda mu malo atatu-dimensional kupyolera mu kafukufuku ndikukhudza pamwamba pa chigawo cha granite kuti ipeze makonzedwe a mfundo zoyezera. Zoyezera zimagawidwa mofanana pa gawo la ndege, ndipo latisi yoyezera imapangidwa. Chipangizochi chimangosonkhanitsa deta yogwirizanitsa mfundo iliyonse. Kugwiritsa ntchito mapulogalamu oyezera akatswiri, malinga ndi deta yogwirizana kuti awerengere zolakwika za flatness, osati kuti azindikire flatness, komanso akhoza kupeza chigawo kukula, mawonekedwe ndi malo kulolerana ndi zina Mipikisano dimensional zambiri, kuyeza kulondola malinga ndi zida zolondola ndi yosiyana, zambiri pakati pa ma microns angapo kwa makumi a microns, kusinthasintha kwakukulu, oyenera kudziwika kwa mitundu yosiyanasiyana ya granite.
II. Kukonzekera zida zoyesera
1. kristalo wathyathyathya wolondola kwambiri: Sankhani kristalo yolondola yofananira molingana ndi zofunikira zozindikirika za zida za granite, monga kuzindikira kusalala kwa nanoscale kumafunika kusankha kristalo wolondola kwambiri wokhala ndi cholakwika cha flatness mkati mwa nanometers pang'ono, ndipo m'mimba mwake wa kristalo wophwanyika uyenera kukhala wokulirapo pang'ono kuposa kukula kochepa kwa gawo la granite, kuwonetsetsa kuti chigawocho chikuwonekera.
2. Mulingo wamagetsi: Sankhani mulingo wamagetsi womwe kuyeza kwake kumakwaniritsa zofunikira zowunikira, monga mulingo wamagetsi wokhala ndi kuyeza kwa 0.001mm/m, komwe kuli koyenera kuzindikira bwino kwambiri. Pa nthawi yomweyo, yofananira maginito tebulo m'munsi wakonzedwa kuti atsogolere mlingo wa pakompyuta mwamphamvu adsorb pamwamba pa chigawo cha granite, komanso zingwe zopezera deta ndi mapulogalamu kompyuta deta kupeza, kukwaniritsa zenizeni nthawi kujambula ndi processing deta muyeso.
3. Gwirizanitsani chida choyezera: Malingana ndi kukula kwa zigawo za granite, mawonekedwe ovuta kusankha kukula koyenera kwa chida choyezera chogwirizanitsa. Zigawo zazikulu zimafuna geji zazikulu za sitiroko, pomwe mawonekedwe ovuta amafunikira zida zokhala ndi ma probe olondola kwambiri komanso mapulogalamu amphamvu oyezera. Asanazindikiridwe, CMM imawunikidwa kuti iwonetsetse kuti kafukufukuyu ndi wolondola komanso amalumikizana molondola.
III. Njira yoyesera
1. Njira yathyathyathya ya crystal interferometry:
◦ Yeretsani pamwamba pa zida za granite kuti ziwonedwe ndi pamwamba pa galasi lathyathyathya, pukutani ndi ethanol ya anhydrous kuti muchotse fumbi, mafuta ndi zonyansa zina, kuonetsetsa kuti ziwirizi zikugwirizana mwamphamvu popanda kusiyana.
Ikani kristalo wathyathyathya pang'onopang'ono pamwamba pa membala wa granite, ndipo kanikizani mopepuka kuti awiriwo agwirizane kwathunthu kuti apewe thovu kapena kupendekera.
◦ M'malo amdima, gwero la kuwala kwa monochromatic (monga nyali ya sodium) imagwiritsidwa ntchito kuwunikira kristalo wathyathyathya molunjika, kuyang'ana zosokoneza kuchokera pamwamba, ndikulemba mawonekedwe, njira ndi mlingo wa kupindika kwa mphonje.
◦ Kutengera ndi data yosokoneza, werengerani cholakwika cha flatness pogwiritsa ntchito fomula yoyenera, ndikuyerekeza ndi zofunikira zololera zagawo kuti muwone ngati ikuyenerera.
2. Njira yoyezera mulingo wamagetsi:
◦ Gridi yoyezera imakokedwa pamwamba pa chigawo cha granite kuti adziwe malo oyezera, ndipo malo oyezera oyandikana nawo amaikidwa moyenerera malinga ndi kukula ndi kulondola kwa chigawocho, nthawi zambiri 50-200mm.
◦ Ikani mulingo wamagetsi patebulo la maginito ndikuliyika pamalo oyambira pa gridi yoyezera. Yambitsani mulingo wamagetsi ndikulemba kuchuluka koyambira deta ikakhazikika.
◦ Sunthani mfundo ya mulingo wamagetsi ndi nsonga panjira yoyezera ndipo lembani deta ya mlingo pamalo aliwonse oyezera mpaka mfundo zonse zoyezera zitayezedwa.
◦ Lowetsani deta yopimidwa mu pulogalamu yokonza deta, gwiritsani ntchito njira yochepera ya sikweya ndi ma aligorivimu ena kuti agwirizane ndi kusalala, kupanga lipoti la zolakwika za flatness, ndikuwunika ngati kusalala kwa chigawocho kuli koyenera.
3. Njira yozindikirira CMM:
◦ Ikani chigawo cha granite pa tebulo la ntchito ya CMM ndipo mugwiritse ntchito ndondomekoyi kuti mukonze bwino kuti chigawocho chisasunthike panthawi yoyezera.
◦ Malingana ndi mawonekedwe ndi kukula kwa chigawocho, njira yoyezera imakonzedwa mu pulogalamu yoyezera kuti izindikire kugawidwa kwa mfundo zoyezera, kuonetsetsa kuti ndegeyo iwonetsedwe ndi kugawidwa kofanana kwa mfundo zoyezera.
◦ Yambitsani CMM, sunthani kafukufukuyo molingana ndi njira yomwe mwakonzekera, lumikizanani ndi gawo la granite pamwamba pa miyeso ya pamwamba, ndipo sonkhanitsani deta yolumikizana pa mfundo iliyonse.
◦ Muyezo ukamalizidwa, pulogalamu yoyezera imasanthula ndi kukonza zomwe zasonkhanitsidwa, kuwerengera cholakwika cha flatness, kupanga lipoti la mayeso, ndikuzindikira ngati kusalala kwa gawolo kukugwirizana ndi muyezo.
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Nthawi yotumiza: Mar-28-2025