A fagen ma'aunin ma'auni, madaidaicin granite, a matsayin kayan aiki mai mahimmanci don tabbatar da daidaiton kayan aiki da ma'auni, ƙimar sa kai tsaye yana shafar amincin sakamakon auna. Takaddun shaida na Cibiyar Ƙididdiga da Fasaha ta Ƙasa (NIST) ta Amurka ƙa'idar ce ta duniya da aka amince da ita don ingantattun kayan aikin aunawa, kuma matakin AA yana ɗaya daga cikin maki tare da madaidaicin buƙatun. A matsayin babbar alama a cikin masana'antar, ZHHIMG, tare da fasahar ci gaba da fasaha mai tsauri, yana taimaka wa masu amfani don cimma takaddun shaida na NIST da maƙasudin madaidaicin matakin AA don madaidaicin granite. Masu biyowa zasu samar muku da cikakken bincike na mahimman abubuwan daidaitawa da hanyoyin aiwatarwa.
1. Fahimtar takaddun shaida na NIST da ma'auni na matakin AA
Takaddun shaida na NIST sananne ne don tsauraran matakan gwaji da kimantawa, tare da ainihin manufarta don tabbatar da cewa na'urorin auna sun dace da manyan ma'auni na daidaito a duniya. A fagen madaidaicin granite, abin da ake buƙata na matakin AA yana da tsauri sosai. Gabaɗaya, an ƙayyade cewa kuskuren flatness tsakanin kowane tsayin mita yakamata a sarrafa shi a cikin ± 0.5μm. Wannan ma'auni yana gabatar da manyan buƙatu masu girma don kaddarorin kayan, fasahar sarrafawa da fasahar daidaita madaidaicin. Madaidaicin matakin matakin AA wanda NIST ya ba da tabbaci ba kawai abin dogaro ba ne don auna madaidaici ba, har ma da ƙarfi mai ƙarfi na ƙarfin fasaha na kamfani da ingancin samfur.
Ii. Gidauniyar Ingancin na ZHHIMG granite straightedge
Madaidaicin granite na ZHHIMG ya kafa madaidaicin tushe daga matakin zaɓin kayan. Zaɓaɓɓen granite na halitta mai inganci, tare da crystallization na ma'adinai na ciki da tsari iri ɗaya, yana da ƙimar haɓakar haɓakar thermal kamar ƙasan 5-7 × 10⁻⁶ / ℃, kuma yana da kwanciyar hankali na yanayi da ikon lalatawa, yana ba da fa'ida mai mahimmanci don cimma matakin AA mai laushi. A lokacin aikin sarrafawa, ZHHIMG yana amfani da ingantattun fasahohi irin su CNC niƙa da gogewa, haɗe tare da ingantattun kayan aikin ganowa kamar Laser interferometers don daidaitawa na lokaci-lokaci, don tabbatar da cewa saman madaidaicin ya sami daidaitattun daidaito na farko yayin aiki, ƙirƙirar yanayi masu kyau don aikin daidaitawa na gaba.
Iii. Shirye-shirye Kafin Gyara
Kafin gudanar da ƙimar takaddun shaida na NIST, ya zama dole don tabbatar da cewa madaidaiciyar yana cikin mafi kyawun yanayi. Da farko, ya kamata a tsabtace farfajiyar madaidaicin. Yi amfani da mayafin da ba shi da lint da mai tsaftacewa na musamman don cire tabon mai, ƙura da sauran ƙazanta a saman don guje wa ƙazanta da ke shafar daidaiton daidaitawa. Na biyu, sanya madaidaicin a cikin yanayi mai yawan zafin jiki da zafi sama da sa'o'i 24 don ba shi damar dacewa da yanayin zafi da zafi, yana kawar da yuwuwar ƙananan nakasu da canje-canjen muhalli ke haifarwa. Bugu da ƙari, ana buƙatar shirya kayan aiki masu mahimmanci irin su interferometers na laser da matakan lantarki. Daidaiton waɗannan kayan aikin kai tsaye yana rinjayar daidaiton sakamakon daidaitawa.
Iv. Tsarin Calibration da Maɓallin Fasaha
M daidaitawa: Yi amfani da matakin lantarki don yin awo na farko na madaidaicin. Tattara ma'aunin ma'auni a wasu tazara (kamar 100mm) don samun kusan bayanan kwane-kwane na saman madaidaicin. Dangane da sakamakon ma'auni, saman madaidaicin an yi shi da injina ta hanyar kayan aikin niƙa na CNC don cire manyan mahimman bayanai, yin lallashi da farko ya kusanci daidaitattun matakan AA.
Daidaitaccen daidaitawa: Ana aiwatar da ma'auni mai girma ta amfani da interferometer na Laser, wanda zai iya gano daidai tsayin canje-canje a saman madaidaicin a matakin micrometer. Dangane da bayanan da interferometer ya dawo da shi, saman madaidaicin ya kasance da kyau ta hanyar haɗa niƙa ta hannu tare da injin CNC. A lokacin aikin niƙa, matsa lamba na niƙa da shugabanci suna buƙatar daidaitawa akai-akai don kawar da kuskuren lebur a hankali, ta yadda shimfidar shimfidar wuri na iya kaiwa matsayi mafi girma.
Maimaita tabbaci da daidaitawa mai kyau: Bayan kammala ingantaccen daidaitawa, yi amfani da interferometer na Laser da matakin lantarki don sake gudanar da cikakken binciken madaidaicin don tabbatar da cewa kuskuren flatness na kowane ma'aunin ma'auni yana tsakanin daidaitattun matakin AA. Idan an sami ƙananan kurakurai a cikin yankin, ya kamata a yi niyya mai kyau-daidaitacce har sai jimlar madaidaiciyar madaidaiciyar ta cika cikakkiyar buƙatun matakin AA na takaddun shaida na NIST.
V. NIST Takaddun Takaddun Shaida da Bita
Bayan kammala gyare-gyare da kuma tabbatar da cewa madaidaiciyar ta cimma daidaiton matakin AA, zaku iya ƙaddamar da aikace-aikacen takaddun shaida ga NIST. A yayin aiwatar da aikace-aikacen, dole ne a samar da cikakkun sigogin fasaha na madaidaiciyar madaidaiciya, kwatancen fasaha na sarrafawa, bayanan daidaitawa da sauran kayan. NIST za ta aika ƙwararrun masu bita don gudanar da bincike-bincike na kan layi da kimantawa na daidaitawa. Bita zai rufe bangarori da yawa kamar lebur, kwanciyar hankali na thermal, da juriya na madaidaicin. Madaidaicin granite kawai wanda ya wuce tsattsauran bita zai iya samun takaddun shaida na NIST kuma ya zama samfurin ma'auni a fagen ma'auni daidai.
Ta bin jagororin daidaita madaidaicin dutsen ZHHIMG da aka ambata a sama, kamfanoni da cibiyoyin bincike za su iya cimma takaddun shaida na NIST da maƙasudin daidaita matakin AA cikin inganci. Ko a cikin masana'antun da ke da madaidaicin buƙatun kamar masana'antar injiniya, sararin samaniya, ko kwakwalwan lantarki, madaidaicin madaidaicin ZHHIMG wanda NIST ya tabbatar zai zama amintaccen abokin tarayya don tabbatar da daidaiton aunawa da ingancin samfur, taimakawa kamfanoni su ci gaba da karyawa a fagen ma'aunin ma'auni kuma su matsa zuwa gaba na daidaito mafi girma.
Lokacin aikawa: Mayu-13-2025