Izingxenye ze-Granite zisetshenziswa kabanzi emkhakheni wokukhiqiza ngokunemba, ukugcwala njengenkomba eyisihluthulelo, kuthinta ngqo ukusebenza kwayo kanye nekhwalithi yomkhiqizo. Okulandelayo yisingeniso esiningiliziwe sendlela, okokusebenza kanye nenqubo yokuthola ukucaba kwezingxenye zegwadle.
I. Izindlela zokubona
1. Indlela yokuphazamiseka kwekristalu eyisicaba: ifanele ukutholwa kwengxenye yegwadle enembayo enembayo ephezulu, njengesisekelo sensimbi yokubona, inkundla yokulinganisa ukunemba okuphezulu, njll. Ikristalu eliyisicaba (into yengilazi ebonakalayo enokucaba okuphakeme kakhulu) inamathele eduze nengxenye yegwadle ukuze ihlolwe endizeni, kusetshenziswa isimiso sokuphazanyiswa kwegagasi lokukhanya kanye nengxenye ye-crystal ye-granite form. imivimbo yokuphazamiseka. Uma indiza yelungu iyisicaba ngokuphelele, iziphazamiso ziyimigqa eqondile ehambisanayo enezikhala ezilinganayo; Uma indiza i-concave futhi i-convex, umphetho uzogoba futhi ukhubazeke. Ngokwedigri yokugoba kanye nesikhala semiphetho, iphutha lokucaba libalwa ngefomula. Ukunemba kungase kufike kuma-nanometers, futhi ukuchezuka kwendiza encane kungatholwa ngokunembile.
2. Indlela yokulinganisa izinga le-elekthronikhi: evame ukusetshenziswa ezingxenyeni ezinkulu ze-granite, njengombhede wamathuluzi womshini, isiteji esikhulu sokucubungula i-gantry, njll. Izinga le-elekthronikhi libekwe phezu kwengxenye ye-granite ukuze ukhethe iphuzu lokulinganisa futhi uhambe endleleni ethile yokulinganisa. Ileveli ye-elekthronikhi ikala ukuguqulwa kwe-engeli phakathi kwayo nesiqondisindlela samandla adonsela phansi ngesikhathi sangempela ngenzwa yangaphakathi futhi iyiguqulele kudatha yokuchezuka kweleveli. Lapho ukala, kuyadingeka ukwakha igridi yokulinganisa, ukhethe amaphuzu okulinganisa ebangeni elithile eziqondisweni zika-X no-Y, bese ubhala idatha yephuzu ngalinye. Ngokuhlaziywa kwesofthiwe yokucubungula idatha, indawo ephansi yezingxenye zegwadle ingafakwa, futhi ukunemba kokulinganisa kungafinyelela ileveli ye-micron, engahlangabezana nezidingo zokutholwa kwengxenye enkulu yokwakheka kwecaba kuzigcawu eziningi zezimboni.
3. Indlela yokuthola i-CMM: ukutholwa okubanzi kokucaba kungenziwa ezingxenyeni eziyinkimbinkimbi zegwadle, njenge-granite substrate yezibunjwa ezimise okukhethekile. I-CMM ihamba esikhaleni esinezinhlangothi ezintathu ngokusebenzisa i-probe futhi ithinta ingaphezulu lengxenye yegranite ukuze ithole izixhumanisi zamaphoyinti okulinganisa. Amaphuzu okulinganisa asatshalaliswa ngokulinganayo endizeni yengxenye, futhi i-lattice yokulinganisa iyakhiwa. Idivayisi iqoqa ngokuzenzakalelayo idatha yokuxhumanisa yephoyinti ngalinye. Ukusetshenziswa kwesofthiwe yokulinganisa uchwepheshe, ngokuya ngedatha yokuxhumanisa ukubala iphutha lokucaba, akukwazi nje ukubona ukucaba, kodwa futhi kungathola usayizi wengxenye, ukuma nokubekezelelana kwesikhundla kanye nolunye ulwazi lwe-multi-dimensional, ukunemba kokulinganisa ngokusho kokunemba kwemishini kuhlukile, ngokuvamile phakathi kwama-microns ambalwa kuya kumashumi ama-microns, ukuguquguquka okuphezulu, okulungele ukutholwa kwezinhlobo ze-granite ezihlukahlukene.
II. Ukulungiswa kwemishini yokuhlola
1. Ikristalu eliyisicaba elinembe kakhulu: Khetha ikristalu eliyisicaba elinembile elihambisanayo ngokuya ngezidingo zokuthola ukunemba kwezingxenye zegwadle, njengokutholwa kokucaba kwe-nanoscale kudinga ukukhetha ikristalu eliyisicaba elinembe kakhulu elinephutha lokucaba ngaphakathi kwama-nanometer ambalwa, futhi ububanzi bekristale obuyisicaba kufanele bube bukhulu kancane kunosayizi obuncane bengxenye yegranite ukuze kuqinisekiswe ukumbozwa kwendawo ukuze kuqinisekiswe ukutholakala okuphelele.
2. Ileveli ye-elekthronikhi: Khetha ileveli ye-elekthronikhi okunemba kwayo kokulinganisa kuhlangabezana nezidingo zokutholwa, njengeleveli ye-elekthronikhi enesilinganiso sokunemba esingu-0.001mm/m, esifanele ukutholwa kokunemba okuphezulu. Ngesikhathi esifanayo, isisekelo sethebula kazibuthe esihambisanayo silungiselelwa ukwenza lula izinga le-elekthronikhi elikhangiswa ngokuqinile ebusweni bengxenye ye-granite, kanye nezintambo zokutholwa kwedatha kanye nesofthiwe yokutholwa kwedatha yekhompyutha, ukuze kuzuzwe ukuqoshwa kwesikhathi sangempela nokucubungula idatha yokulinganisa.
3. Hlanganisa ithuluzi lokulinganisa: Ngokuhambisana nosayizi wezingxenye zegwadle, ubunkimbinkimbi bomumo ukuze ukhethe usayizi ofanele wethuluzi lokulinganisa lokuhlanganisa. Izingxenye ezinkulu zidinga ama-stroke gauge amakhulu, kuyilapho izimo eziyinkimbinkimbi zidinga okokusebenza okuneziphequluli ezinemba okuphezulu nesofthiwe yokulinganisa enamandla. Ngaphambi kokutholwa, i-CMM iyalinganiswa ukuze kuqinisekiswe ukunemba kophenyo nokuhlanganisa ukunemba kokuma.
III. Inqubo yokuhlola
1. Inqubo ye-Flat crystal interferometry:
◦ Hlanza ingaphezulu lezingxenye zegwadle ezizohlolwa kanye nendawo eyikristalu eyisicaba, sula nge-ethanol engadonsi amanzi ukuze ususe uthuli, uwoyela nokunye ukungcola, ukuze uqinisekise ukuthi kokubili kungena ngokuqinile ngaphandle kwegebe.
Beka ikristalu eyisicaba kancane kancane endaweni yelungu legwadle, bese ucindezela kancane ukuze wenze laba ababili baxhumane ngokugcwele ukuze ugweme amabhamuza noma ukutsheka.
◦ Endaweni yegumbi elimnyama, umthombo wokukhanya we-monochromatic (njengelambu le-sodium) usetshenziselwa ukukhanyisa ikristalu eyisicaba ngokuqondile, ukubheka iziphazamiso ezivela phezulu, nokuqopha ukuma, ukuqondiswa kanye nezinga lokugoba lamaphethelo.
◦ Ngokusekelwe kudatha yokuphazamiseka, bala iphutha lokucaba usebenzisa ifomula efanele, bese uliqhathanisa nezimfuneko zokubekezelela ukucaba kwengxenye ukuze unqume ukuthi iyafaneleka yini.
2. Inqubo yokulinganisa ileveli ye-elekthronikhi:
◦ Igridi yokulinganisa idwetshwa ebusweni bengxenye yegwadle ukuze kutholwe indawo yephoyinti lokulinganisa, futhi ukuhlukaniswa kwamaphoyinti okulinganisa aseduze kusethwa ngokunengqondo ngokuya ngobukhulu nokunemba kwezidingo zengxenye, ngokuvamile engu-50-200mm.
◦ Faka ileveli ye-elekthronikhi esisekelweni setafula elizibuthe bese ulinamathisela lapho kuqalwa khona igridi yokukala. Qala ileveli ye-elekthronikhi futhi urekhode izinga lokuqala ngemuva kokuthi idatha izinzile.
◦ Hambisa iphoyinti leleveli ye-elekthronikhi ngephoyinti endleleni yokulinganisa bese urekhoda idatha yeleveli endaweni ngayinye yokulinganisa kuze kulinganiswe wonke amaphuzu.
◦ Ngenisa idatha elinganisiwe kusofthiwe yokucubungula idatha, sebenzisa indlela yesikwele encane kanye namanye ama-algorithms ukuze ulingane nokucaba, ukhiqize umbiko wephutha lokucaba, futhi uhlole ukuthi ingabe ukucaba kwengxenye kusezingeni.
3. Inqubo yokutholwa kwe-CMM:
◦ Beka ingxenye ye-granite etafuleni lomsebenzi we-CMM futhi usebenzise i-fixture ukuze ulilungise liqine ukuze uqinisekise ukuthi ingxenye ayisusi ngesikhathi sokulinganisa.
◦ Ngokomumo nosayizi wengxenye, indlela yokulinganisa ihlelwa kusofthiwe yokulinganisa ukuze kunqunywe ukusatshalaliswa kwezindawo zokulinganisa, kuqinisekiswe ukumbozwa okugcwele kwendiza ezohlolwa kanye nokusatshalaliswa okufanayo kwamaphoyinti okulinganisa.
◦ Qala i-CMM, hambisa i-probe ngendlela ehleliwe, thintana nengxenye ye-granite amaphuzu okulinganisa ubuso, bese uqoqa ngokuzenzakalelayo idatha yokuxhumanisa yephoyinti ngalinye.
◦ Ngemva kokuqedwa kokulinganisa, isofthiwe yokulinganisa ihlaziya futhi icubungule idatha yokudidiyela eqoqiwe, ibale iphutha lokucaba, ikhiqize umbiko wokuhlola, futhi inqume ukuthi ukucaba kwengxenye kuyahlangabezana yini nezinga.
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Isikhathi sokuthumela: Mar-28-2025