Emkhakheni wokukhiqiza ngokunemba kwesimanje, imishini yokulinganisa edidiyelwe imi njengezinto ezibalulekile eziqinisekisa ukuthi izingxenye zihlangabezana nezimfuneko eziqondile. Kusukela ezingxenyeni zezindiza kuya kumadivayisi ezokwelapha, kusukela ekuhlanganisweni kwezimoto kuya ekukhiqizweni kwe-semiconductor, ama-CMM ahlinzeka ngokuqinisekiswa kobukhulu obuqinisekisa ikhwalithi, ukushintshana, kanye nokusebenza cishe kuyo yonke imboni edinga ukunemba. Lezi zinhlelo zokulinganisa eziyinkimbinkimbi zithuthuke kakhulu kusukela zasungulwa ngawo-1960, zifaka ubuchwepheshe obuthuthukisiwe ekuhloleni, isofthiwe, ukulawula ukunyakaza, kanye nokusizakala kwemvelo. Kodwa naphezu kwalezi ntuthuko zobuchwepheshe, into eyodwa eyisisekelo ihlale ihambisana ngokuphawulekayo ekwakhiweni kwe-CMM: i-granite yemvelo. Lesi sihloko sihlola ukuthi kungani i-granite yemvelo isibe futhi yahlala iyinto ekhethwayo yezingxenye zesakhiwo semishini yokulinganisa ngokunemba, sihlola izakhiwo zayo, izinhlelo zokusebenza, kanye nokucabangela kobunjiniyela okwenza kube kubalulekile ekufezeni nasekugcineni ukunemba kokulinganisa ngokuhamba kwesikhathi.
Ukubaluleka okuyisisekelo kwezinto zokwakha emishinini yokulinganisa ehambisanayo akunakuphikiswa ngokweqile. Ngokungafani nezinsimbi eziningi zokunemba lapho inqubo yokulinganisa yenzeka khona endaweni elawulwayo ehlukanisiwe nesakhiwo sezinsimbi, ama-CMM kumele abeke izinhlelo zawo zokuhlola ngokomzimba esikhaleni esinezilinganiso ezintathu ngenkathi egcina ukulingana kokushisa kanye nomsebenzi olinganiswayo. Isakhiwo somshini kumele sinikeze ukuqina okungavamile ukunciphisa ukuphambuka ngaphansi kwamandla e-probe, ukudambisa okuhle kakhulu kokudlidliza ukuze kuhlukaniswe ukulinganisa kokuphazamiseka kwemvelo, ukuzinza okuvelele kokushisa ukuze kuvinjelwe ukukhukhuleka kobukhulu, kanye nokuzinza kobukhulu besikhathi eside ukuqinisekisa ukuvumelana kokulinganisa eminyakeni yokusebenza. Lezi zidingo ziholele abakhiqizi ukuthi bahlole ngokucophelela futhi bakhethe izinto ezinganikeza inhlanganisela efanele yalezi zakhiwo, kanye ne-granite yemvelo ephuma njengokukhetha okuthandwayo kwezinto ezibalulekile zesakhiwo ezichaza ivolumu yokulinganisa yomshini futhi inikeze i-geometry yokubhekisela lapho zonke izilinganiso zibhekiselwa khona ekugcineni.
I-granite yemvelo isetshenziswa kulo lonke ukwakhiwa kwe-CMM, ivela ezingxenyeni ezithinta ngqo ukusebenza kokulinganisa. Isisekelo esiyinhloko kanye netafula lokusebenza kumelela izinhlelo zokusebenza ezibonakala kakhulu, ezisebenza njengendawo yokubhekisela lapho kubekwa khona izinto zokusebenza ukuze kulinganiswe futhi zinikeze isisindo esiyinhloko sokushisa esiza ukushintshashintsha kwezinga lokushisa. Emiklamo eminingi ye-CMM, ikakhulukazi imishini yohlobo lwebhuloho, isisekelo sihlanganisa nezindlela zokuqondisa ezinembile ezichaza i-Y-axis yokunyakaza. Ibhuloho elihambayo noma i-crossbeam, ephethe i-Z-axis assembly kanye ne-probe head, ivame ukufaka izakhi zesakhiwo se-granite ezihlinzeka ngokuqina kokushisa kanye nokwemishini ngesikhathi senqubo yokulinganisa. Izakhiwo zekholomu, kungakhathaliseki ukuthi zisekela izingxenye eziphezulu kumiklamo ye-gantry noma zinikeza izindawo zokubhekisela emishinini yengalo evundlile, zivame ukusebenzisa i-granite ngokuhlanganiswa kwayo kwezakhiwo zokudambisa kanye nokuzinza. Ukusetshenziswa okuqhubekayo kwe-granite kuzo zonke lezi zindawo ezibalulekile zokuthwala umthwalo kanye nezindawo zokubhekisela kuqinisekisa ukuthi isakhiwo sonke somshini siziphatha njengeyunithi efanayo, eqinile ngokokushisa kunokuba kube ukuhlanganiswa kwezinto ezingafani ezinezakhiwo ezishintshashintshayo zokushisa kanye nezokumishini.
Ukukhethwa kwe-granite ngaphezu kwezinye izinto zobunjiniyela kuvela ekuhlanganisweni kwayo okuyingqayizivele kwezakhiwo zomzimba, ngayinye inegalelo ekusebenzeni kokulinganisa ngezindlela ezithile. Ukuzinza kokushisa kumelela mhlawumbe inzuzo ebaluleke kakhulu enikezwa yi-granite ekusetshenzisweni kokulinganisa ngokunemba. I-Granite ikhombisa i-coefficient ephansi kakhulu yokwanda kokushisa, ngokuvamile kusukela ezingxenyeni ezi-5 kuya kweziyi-8 ngebhiliyoni ngalinye nge-degree Celsius kuye ngohlobo lwe-granite kanye nokwakheka kwayo. Le mpahla ibalulekile ezindaweni zokukhiqiza lapho ukushintshashintsha kokushisa kungenakugwenywa, njengoba ngisho nezinguquko ezincane zokushisa zingabangela amaphutha amakhulu okulinganisa ezingxenyeni zokunemba. Lapho isakhiwo se-CMM sanda noma sincipha ngokushintsha kokushisa, ubudlelwano obuphakathi kwe-geometry yokubhekisela komshini kanye nomsebenzi olinganiswayo buyashintsha, bethula amaphutha angadlula ukubekezelelana okwamukelekayo kwezingxenye zokunemba. I-coefficient yokwanda kokushisa okuphansi ye-Granite isho ukuthi isakhiwo somshini sishintsha ubukhulu kancane kakhulu nangokubikezelayo ngokushisa, okuvumela ama-algorithms okubuyisela ukulungisa imiphumela yokushisa futhi kuvumela umshini ukuthi ugcine ukunemba kuzo zonke izinhlobo zokushisa zesikhungo sokukhiqiza ezijwayelekile. Ngaphezu kwalokho, i-conductivity yokushisa ye-granite, yize ingeyona engavamile, ivumela izinto ukuthi zifinyelele ukulingana kokushisa ngokushesha uma kuqhathaniswa nezinto ezinokuqhuba okuphansi, okuvumela imishini ukuthi izinze futhi ifinyelele ukunemba okulinganiselwe ngemva kokushintsha kokushisa kwemvelo.
Izici zokudambisa ukudlidliza zihlukanisa i-granite kwezinye izinto eziningi eziqinile ezivame ukusetshenziswa kubunjiniyela bokunemba. Ngenkathi izinto ezifana ne-aluminium alloys zinikeza isilinganiso esihle kakhulu sokuqina-kuya-kwesisindo, zivame ukubonisa ukudambisa okungekuhle kwangaphakathi, okusho ukuthi ukudlidliza kuhlala isikhathi eside uma kushukunyiswa. Lesi sici sibonakala siyinkinga ezindaweni zokukhiqiza lapho imishini, ithrafikhi yaphansi, kanye nezinhlelo ze-HVAC ziqhubeka nokuletha ukudlidliza okungalimaza ikhwalithi yokulinganisa. I-Granite, njengezinto zemvelo ze-polycrystalline, ibonisa izakhiwo zokudambisa eziphakeme kakhulu, imunca amandla okudlidliza futhi ivimbele ukusabalala kwayo ngesakhiwo somshini. Lesi senzo sokudambisa sihlunga ngempumelelo ukudlidliza okuvame kakhulu okungangenisa umsindo kudatha yokulinganisa, okunegalelo ekufundweni okuzinzile, okuphindaphindwayo okudingwa abakhiqizi abagxile ekhwalithini. Ukuhlanganiswa kokuqina okuphezulu nokudambisa okusebenzayo kwenza izakhiwo ze-granite zingathinteki kakhulu ekuphazamisekeni okuguquguqukayo ngesikhathi semijikelezo yokulinganisa, lapho ukunyakaza okusheshayo kwe-probe kungavusa ukudlidliza okuzwakalayo esakhiweni somshini.
Ukuzinza kobukhulu besikhathi eside kumelela enye inzuzo ebalulekile eqinisekise isikhundla se-granite ekwakhiweni kwe-CMM. Ngokungafani nezinto ezingase zibhekane nemiphumela yokuguga, ukukhululeka ekucindezelekeni, noma izinguquko zobukhulu kancane kancane ngokuhamba kwesikhathi, i-granite ekhethwe kahle futhi ecutshungulwe igcina ubukhulu bayo ngokungenamkhawulo ngaphansi kwezimo zokusebenza ezijwayelekile. Lokhu kuzinza kuvela esakhiweni se-granite esicwebezelayo kanye nokungabikho kokucindezeleka kwangaphakathi okungaphumula ngokuhamba kwesikhathi. Uma ingxenye ye-granite CMM isilungisiwe kuze kube yilapho i-geometry yayo yokugcina inembile futhi izinzile, leyo geometry ihlala ingashintshi kuyo yonke impilo yokusebenza komshini. Lesi sici sibonakala sibalulekile kubakhiqizi abathembele ekulandeleni nasekulinganiseni kokulinganisa, njengoba ama-CMM evame ukusebenza njengezinkomba zobukhulu eziyinhloko zezinhlelo zekhwalithi. Ukuzinza kwezakhiwo ze-granite kunegalelo ekunciphiseni ukungaqiniseki ezinhlelweni zokulinganisa futhi kwenza kube lula ukusungulwa nokugcinwa kwamaketanga okulandelela kokulinganisa.
Ukumelana nokugqwala kuthuthukisa ukufaneleka kwe-granite ekusetshenzisweni kwe-CMM. Izindawo zokukhiqiza zivame ukuqukatha uketshezi olusikayo, izinyibilikisi zokuhlanza, kanye nokungcola komoya okungagqwala izakhiwo zemishini yensimbi. I-granite, njengedwala eliyi-igneous elisekelwe ku-silicate, imelana nokuhlaselwa cishe yiwo wonke amakhemikhali okukhiqiza avamile kanye nezinto ezisetshenziswa emoyeni. Lokhu kumelana kuqinisekisa ukuthi izindawo ze-granite zigcina i-geometry yazo kanye nekhwalithi yobuso ngokungenamkhawulo ngaphandle kokugqoka okuvikelayo okungase kuguge, kuhlukanise, noma kudinge ukulungiswa. Ubuhle bemvelo be-granite epholishiwe buphinde buveze isithombe sokunemba kanye nekhwalithi ehambisana nokulindelwe kwemishini yokulinganisa enenani eliphezulu.
Lapho behlola i-granite uma kuqhathaniswa nezinto ezisetshenziswayo, abakhiqizi kanye nonjiniyela bokuklama kumele bacabangele ukuhweba okukhona kunketho ngayinye. I-Cast iron, into yendabuko yezisekelo zamathuluzi omshini, inikeza ukudambisa okuhle kanye nokuqina kokushisa kodwa ngama-coefficient aphezulu okwandisa ukushisa kune-granite. Izakhiwo zensimbi nazo zidinga ukunakwa ngokucophelela ekukhululekeni kokucindezeleka kanye nokuguga ukuze kufezwe ukuzinza kobukhulu, futhi ukucutshungulwa kwe-cast iron kudala ukukhathazeka mayelana nokuthungwa kwendawo kanye nokubuyiselwa kwama-chip. Ama-aluminium alloys ahlinzeka ngezilinganiso ezinhle kakhulu zokuqina-kuya-isisindo futhi asetshenziswa kalula ngomshini, kodwa ama-coefficient awo aphezulu okukhulisa ukushisa kanye nezakhiwo ezimbi zokunciphisa ukudambisa kuzenza zingafaneleki ukusetshenziswa kokunemba okudinga kakhulu ngaphandle kwezindleko eziningi zokunciphisa kanye nezinyathelo zokuhlukanisa. Izinto zobumba ezithuthukisiwe zinikeza ubulukhuni obungavamile kanye nokwanda okuphansi kokushisa kodwa zivame ukuba buthaka futhi zibize kakhulu, zikhawulela ukusetshenziswa kwazo ezingxenyeni ezikhethekile kunezakhiwo zomshini ezigcwele. Izinto zobumba ezihlanganisiwe ze-granite, eziqukethe izinhlayiya zamatshe zemvelo ezihlanganiswe ne-epoxy noma i-resin matrices, ziye zavela njengezindlela ezihlose ukuhlanganisa izakhiwo ze-granite zemvelo nokuvumelana okuthuthukisiwe kanye nesisindo esincishisiwe. Ngenkathi lezi zinto zinikeza izinzuzo kwezinye izinhlelo zokusebenza, zingase zibonise izici zokuguga zesikhathi eside ezahlukene kune-granite yemvelo futhi ngokuvamile azikwazi ukulingana nokusebenza kokunciphisa kwetshe lemvelo eliqinile.
Ukuhlelwa okuhlukene kwe-CMM kufaka izakhiwo ze-granite ngezindlela ezibhekana nezidingo zazo ezithile zesakhiwo kanye nezinhloso zokusebenza. Ama-CMM ohlobo lwebhuloho, ukwakheka okuvame kakhulu ekusetshenzisweni kwe-metrology yenhloso ejwayelekile, ngokuvamile asebenzisa izisekelo ze-granite ezihlanganisa imigwaqo yokuqondisa ye-Y-axis namatafula okusebenza amakhulu ngokwanele ukwamukela izinto zokusebenza ezijwayelekile. Isakhiwo sebhuloho elihambayo, esivame ukwakhiwa nge-granite emishinini ye-premium, sinikeza ukunyakaza kwe-X-axis ngenkathi sisekela ikholomu ye-Z-axis kanye nokuhlanganiswa kwe-probe. Lokhu kulungiselelwa kuzuza ekuzinzeni kokushisa kwe-granite kokubili esisekelweni esimisiwe kanye nebhuloho elihambayo, okuqinisekisa i-geometry yokubhekisela ehambisanayo kulo lonke ivolumu yokulinganisa. Ama-Gantry noma ama-portal CMM, aklanyelwe izinto zokusebenza ezinkulu, avame ukufaka ukwakhiwa kwe-granite okubanzi ezakhiweni zawo eziphezulu kanye nemigqa yokuwela, lapho izakhiwo zomswakama zezinto zisiza ukulawula ukuziphatha okuguquguqukayo kwezingxenye ezinkulu, ezingase ziguquguquke kakhulu. Ama-CMM e-Cantilever, anemiklamo yawo yekholomu eqondile, athembele ezisekelweni ze-granite kanye nemigwaqo yokuqondisa enembile ukuze alondoloze ukunemba naphezu kokulayisha kwe-cantilever okuvame ukuphambukisa izakhiwo ezincane kakhulu. Ama-CMM angalo avundlile, avame ukusetshenziswa ekuhlolweni komzimba wezimoto kanye nokuqinisekiswa kwenhlangano enkulu, afaka izisekelo ze-granite namakholomu ahlinzeka nge-geometry yokubhekisela ezinzile ngenkathi ehlangabezana nezidingo zokulinganisa zezingxenye zokusebenza ezinkulu neziyinkimbinkimbi.
Onjiniyela bokuklama abasebenza ngezingxenye ze-granite CMM kumele balinganisele izinto eziningi ukuze bathuthukise ukusebenza komshini. Ukulungiswa kwesakhiwo kuhilela ukusabalalisa ngokucophelela izinto ukuze kwandiswe ukuqina ezindleleni zomthwalo ngenkathi kunciphisa isisindo lapho kungafaki khona isandla ekusebenzeni. Ukwakhiwa okunezinti, ama-web angaphakathi, kanye nama-geometri aklanywe ngokucophelela kuvumela abakhiqizi be-granite CMM ukuthi bafinyelele izilinganiso ezifanele zokuqina-kuya-isisindo ngenkathi begcina izakhiwo zomswakama kanye nokuzinza kwezinto. Ubudlelwano phakathi kwesisindo sezingxenye kanye nokunemba komshini bubonakala bubaluleke kakhulu ekusetshenzisweni lapho i-CMM kumele ilandelele ukukhiqizwa okunyakazayo noma lapho ukubekwa komshini kudinga ukucatshangelwa kokulayisha phansi. Intuthuko ekuhlaziyweni kwezinto ezilinganiselwe inike amandla abaklami ukuthi bathuthukise ama-geometri e-granite ngobuchwepheshe obungakaze bubonwe, bekhomba izindawo lapho izinto zingasuswa khona ngaphandle kokubeka engcupheni ukusebenza kanye nezifunda lapho isisindo esengeziwe sithuthukisa khona izici zokushisa noma zokunciphisa ukushisa.
Ukukhiqiza izingxenye ze-granite ezinembile zezinhlelo zokusebenza ze-CMM kudinga amakhono akhethekile okusebenza ngomshini kanye nezinqubo zokuqinisekisa ikhwalithi. Imisebenzi yokugaya ye-CNC, kunokuba kube ukugaya okuvamile, ngokuvamile ihlinzeka ngezindawo zokugcina ezinembile ezingxenyeni ze-granite CMM, njengoba ukugaya kunciphisa umonakalo womphezulu futhi kukhiqize izindawo eziqondile neziqondile ezidingekayo emigwaqweni yokuqondisa kanye nama-geometri okubhekisela. Amathuluzi okusika idayimane kanye nama-abrasives ahlinzeka kuphela ngendlela ewusizo yokubumba i-granite, njengoba amathuluzi okusika avamile engakwazi ukungena ebulukhunini bezinto ezibonakalayo. Amapharamitha okusebenza ngomshini kumele alawulwe ngokucophelela ukuze kugwenywe ukwethula umonakalo ongaphansi komhlaba ongathinta ukuzinza kwesikhathi eside noma ukuthungwa komphezulu okungase kuphazamise ukuhlanzeka noma ukubukeka kwengxenye eqediwe. Ukuqinisekiswa kwekhwalithi yezingxenye ze-granite CMM kufaka phakathi i-metrology ehlelekile ukuqinisekisa ukunemba kobukhulu, ukulinganisa kwe-interferometric ukusungula ukuthamba kanye nokunemba kwezindawo ezibalulekile, kanye nokuqapha ukushisa ukuqinisekisa ukuthi izingxenye zifinyelele ukulingana ngaphambi kokuhlolwa kokugcina. Abanye abakhiqizi bafaka izingxenye ezibalulekile ezikhathini ezengeziwe zokucwilisa ukushisa ukuze kusheshiswe noma yimiphi imiphumela emincane yokuguga, ukuqinisekisa ukuzinza kobukhulu ngaphambi kokuba izingxenye zingene ekuhlanganisweni.
Uma sibheka intuthuko yesikhathi esizayo, indima ye-granite ekwakhiweni kwe-CMM iyaqhubeka nokukhula njengoba abakhiqizi behlola izinhlelo zokusebenza ezintsha kanye nezinhlobo zezinto. Izinto ezihlanganisiwe ze-granite, ezifaka izinhlayiya zemvelo ze-granite kuma-polymer matrices, zinikeza izinzuzo ezingaba khona ekuncipheni kwesisindo kanye nokuvumelana okuthuthukisiwe ngenkathi zigcina izakhiwo eziningi ezizuzisayo zamatshe emvelo. Lezi zinto zingase zivumele izingxenye ezinkulu ze-CMM ezingeke zisebenze nge-granite eqinile ngenxa yemikhawulo yesisindo, okungenzeka zandise ububanzi bokusetshenziswa kwemishini eyakhiwe nge-granite. Ucwaningo lokwelashwa komhlaba kanye namasu okubopha lungathuthukisa kakhulu izakhiwo ze-granite esezivele zinhle kakhulu, luthuthukise izici zokudambisa noma luvumele ukucushwa okusha kwamalunga okwandisa ukusebenza kwesakhiwo. Njengoba izidingo zokulinganisa ziqhubeka nokuqina emikhakheni yokukhiqiza ethuthukile, izakhiwo eziyisisekelo ezenze i-granite yabaluleka kakhulu ekulinganisweni kokunemba zizoqinisekisa ukubaluleka kwayo okuqhubekayo ekwakhiweni nasekukhiweni kwe-CMM.
Ukuba khona okuhlala njalo kwe-granite yemvelo ekwakhiweni komshini wokulinganisa okuhambisanayo kubonisa okungaphezu kwesiko noma umkhuba; imelela ukukhetha okuhle kwezinto ezibhekana nezidingo eziyisisekelo zokulinganisa ubukhulu obunembile. Embonini ebonakala ngoshintsho olusheshayo kwezobuchwepheshe kanye nokuthuthuka okuqhubekayo, i-granite izibonakalise njengento enikeza ngqo lokho okudingwa yizicelo zokulinganisa ezidingayo. Inhlanganisela yayo yokuqina kokushisa, ukudambisa ukudlidliza, ukunemba kobukhulu besikhathi eside, kanye nokumelana nokugqwala kunikeza isisekelo lapho ukusebenza kwe-CMM yesimanje kuncike khona. Njengoba ukubekezelelana kokukhiqiza kuqhubeka nokuqina kuzo zonke izinhlaka, i-granite yemvelo izohlala ibalulekile ekufuneni ukuzethemba kokulinganisa, inikeze i-geometry yokubhekisela ezinzile nethembekile onjiniyela kanye nochwepheshe bekhwalithi abathembele kuyo ukuqinisekisa ukuthi imikhiqizo yabo ihlangabezana nezimfuneko ezichaza ubuhle bokukhiqiza besimanje. Izinto ezazisetshenziswa yimiphakathi yasendulo ukwakha izikhumbuzo ezazihloselwe ukuhlala iminyaka eyinkulungwane manje zivumela ukulinganisa okunembile okuchaza ikhwalithi yokukhiqiza yekhulu lama-21.
Kumaqembu obunjiniyela achaza izinhlelo ezintsha ze-CMM kanye nakubakhiqizi abasungula amakhono okubala imitha, ukuqonda indima ye-granite ekwakhiweni komshini kunikeza umongo obalulekile wokukhethwa nokusetshenziswa kwemishini. Ukutshalwa kwezimali emishinini yokucacisa eyakhiwe nge-granite kubonisa ukuqonda ukuthi ukuzethemba kokulinganisa kuqala ngobuqotho besakhiwo, nokuthi isisekelo lapho kwenziwa khona izilinganiso sifanelwe ukunakwa okufanayo kwekhwalithi nokunemba njengezingxenye ezilinganiswayo. Abaphathi bekhwalithi kufanele baqaphele ukuthi isisekelo nesakhiwo se-granite simele ingxenye enkulu yezindleko zomshini, kodwa esiletha inani eliqhubekayo phakathi namashumi eminyaka yenkonzo ethembekile ngaphandle kokwehla kokusebenza. Ama-CMM amaningi ahlala enkonzweni yokukhiqiza iminyaka engamashumi amabili noma ngaphezulu, futhi izingxenye ze-granite ezazinembile lapho umshini ufakwa okokuqala zivame ukuhlala zinembile nanamuhla, zibonisa isiphakamiso senani eliyingqayizivele elinikezwa yi-granite yemvelo ekusetshenzisweni kokubala imitha ngokunemba.
Ochwepheshe be-Metrology abahlola izinketho ze-CMM akufanele bacabangele nje kuphela izincazelo zokuqala zokunemba kodwa futhi nezidingo zokuzinza kwesikhathi eside kanye nensizakalo ezizothinta izindleko eziphelele zobunikazi. Imishini eyakhiwe ngezinto ezihlukile inganikeza izinzuzo ezindleleni zokuqala noma isisindo sokuthumela, kodwa izidingo eziqhubekayo zesinxephezelo semvelo, ukulinganiswa kabusha ngezikhathi ezithile ngenxa yokuguga kwezinto, kanye nokukhathazeka okungenzeka mayelana nokuzinza kwesikhathi eside kufanele kufake isandla esinqumweni sokuthenga. Izinhlelo zesinxephezelo sokushisa ezidingekayo yimishini eyakhiwe nge-aluminium, isibonelo, zengeza ubunzima kanye nezidingo zokulinganisa eziqhubekayo ezingadingeki kwezinye izindlela ezakhiwe nge-granite. Ngokufanayo, imishini esebenzisa izinto ezihlanganisiwe ze-polymer ingadinga ukuhlolwa njalo ukuqinisekisa ukuthi imiphumela yokuguga ayizange iphazamise ukuzinza kwesakhiwo.
Ngaphandle kokucabangela ubuchwepheshe, ukukhethwa kwama-CMM ahlelwe nge-granite kuvame ukukhombisa amanani enhlangano maqondana nekhwalithi nokunemba. Izinkampani ezichaza imishini yokulinganisa eyakhiwe nge-granite zitshela amakhasimende azo kanye nezinhlangano ezilawulayo ukuthi ikhwalithi yobukhulu ithathwa ngokungathi sína kuyo yonke inhlangano. Ukubukeka okucacile nokuqondile kwama-CMM e-granite kuqinisa lo myalezo, kudala ukuzethemba emakhonweni okulinganisa anwebeka kulo lonke uchungechunge lokuhlinzeka. Ezimbonini lapho ukungaqiniseki kokulinganisa kufanele kubhalwe phansi futhi kulawulwe, njengezindiza, ukukhiqizwa kwamadivayisi ezokwelapha, kanye nezingxenye zokuphepha kwezimoto, ukuzinza okungokwemvelo kwezakhiwo ze-granite kwenza kube lula ukubonakaliswa kwamandla esistimu yokulinganisa okudingwa ukuthobela imithetho.
Ikusasa le-granite ekulinganisweni kokunemba lidlulela ngale kwezicelo zendabuko ze-CMM. Ubuchwepheshe obusha ekukhiqizeni okungeziwe, ukwenza imishini emincane, kanye nokwenza ama-semiconductor kudala izidingo ezintsha zokuqinisekiswa kobukhulu obuzosunduza ukubekezelelana kokulinganisa kufinyelele emazingeni angacatshangwanga ngaphambili. Ngesikhathi esifanayo, ukuhlanganiswa kwama-CMM nezinqubo zokukhiqiza, ngokulinganisa okusenqubo kanye nezinhlelo zokulawula ikhwalithi zesikhathi sangempela, kubeka izidingo ezintsha ekuzinzeni komshini kanye nokuqina kwemvelo. I-granite yemvelo, enenhlanganisela yayo yezakhiwo ezifakazelwe, ibekwe kahle ekubhekaneni nalezi zinselele, ihlinzeka ngesisekelo esiqinile esizodingwa yisizukulwane esilandelayo sezinhlelo zokulinganisa ngokunemba. Njengoba ukukhiqiza kuqhubeka nokuthuthuka kwayo ekuqondeni okuphezulu, ukubekezelelana okuqinile, kanye nezidingo zekhwalithi ezifuna kakhulu, i-granite yemvelo izohlala iyinto ekhethwayo kulabo abaqonda ukuthi ukuzethemba kokulinganisa kuqala ngobuhle besakhiwo.
Indaba emangalisayo yegranite yemvelo ku-precision metrology ibonisa iqiniso elibanzi ngezinto zobunjiniyela: ukukhetha okungcono kakhulu akuyona njalo into entsha noma engavamile kakhulu, kodwa kunalokho yizinto ezibhekana kahle nezidingo eziyisisekelo zesicelo. Endabeni yemishini yokulinganisa ehlelekile, igranite inikeza inhlanganisela yezakhiwo ezidingwa ukulinganisa ubukhulu obunembile, ezilethwa ngendlela engashintshwa ngokunemba okungavamile futhi ezizogcina lokho kunemba izizukulwane zokusetshenziswa. Lokhu kuhlanganiswa kokusebenza okusheshayo kanye nokuqina kwesikhathi eside kuqinisekise indawo yegranite enhliziyweni ye-precision metrology, futhi leso sikhundla sizohlala isikhathi eside njengoba ubuchwepheshe bokulinganisa buqhubeka nokuthuthuka kuya ezicelweni ezidinga kakhulu.
Isikhathi sokuthunyelwe: Ephreli-24-2026