Goobta cabbirka saxda ah, qummanaanta granite, oo ah qalab muhiim ah si loo hubiyo saxnaanta qalabka iyo cabbirka, darajadeeda flatness waxay si toos ah u saameyneysaa kalsoonida natiijooyinka cabbirka. Shahaadada Machadka Qaranka ee Heerarka iyo Tignoolajiyada (NIST) ee Mareykanka waa halbeeg awood caalami ah oo la aqoonsan yahay oo loogu talagalay qalabka cabbiraadda saxda ah ee saxda ah, iyo heerka flatness AA waa mid ka mid ah darajooyinka leh shuruudaha saxda ah ee aadka u sarreeya. Sida sumadda hormuudka ah ee warshadaha, ZHHIMG, oo leh tignoolajiyadeeda horumarsan iyo farsamaynta adag, waxay ka caawisaa isticmaalayaasha inay gaadhaan shahaadada NIST iyo yoolalka flatness heerka AA ee toosiyeyaasha granite. Kuwa soo socdaa waxay ku siin doonaan falanqayn faahfaahsan oo ku saabsan qodobbada muhiimka ah ee isugaynta iyo waddooyinka hirgelinta.
1. Faham shahaadada NIST iyo heerka AA ee guri la'aanta
Shahaadada NIST waxay caan ku tahay imtixaankeeda adag iyo habraaceeda qiimaynta, iyada oo ujeeddadeeda udub-dhexaadka ah ay tahay in la hubiyo in aaladaha wax lagu cabbiraa ay la kulmaan heerarka saxnaanta ee hogaaminaya adduunka. Dhinaca toosan granite, shuruudaha flatness fasalka AA waa mid aad u adag. Guud ahaan, waxaa lagu qeexay in cilada fidsanaanta ee dhererka mitir kasta lagu xakameeyo ±0.5μm gudahood. Heerarkani wuxuu soo bandhigayaa shuruudo aad u sarreeya oo loogu talagalay sifooyinka alaabta, tignoolajiyada farsamaynta iyo tignoolajiyada cabbirida toosan. Toosinka granite-heer AA ee ay shahayday NIST kaliya maaha dammaanad lagu kalsoonaan karo ee cabbiraadda saxsanaanta sare, laakiin sidoo kale caddayn xoog leh oo xoogga farsamada iyo tayada badeecada ee shirkadda.
Ii. Aasaaska Tayada ee ZHHIMG granite toosan
ZHHIMG granite toosan ayaa dhigay aasaas sax ah oo sax ah oo ka soo jeeda marxaladda xulashada alaabta. Granite dabiici ah oo tayo sare leh oo la xushay, oo leh kristalization macdan gudaha ah oo cufan iyo qaab dhismeed lebis ah, waxay leedahay isugeyn balaadhinta kulaylka sida ugu hooseysa 5-7 × 10⁻ / ℃, waxayna leedahay xasillooni dabiici ah iyo awood ka-hortagga qallafsanaan, taasoo bixisa faa'iido la taaban karo oo lagu gaaro heerka siman ee AA. Inta lagu jiro marxaladda farsamaynta, ZHHIMG waxay shaqaaleysiisaa farsamooyin horumarsan sida CNC shiidid iyo dhalaalid, oo ay weheliso qalabka ogaanshaha-sare ee saxda ah sida interferometers laser-ka ee hagaajinta-waqtiga-dhabta ah, si loo hubiyo in dusha sare ee toosiyaha uu gaaro saxnaanta bilowga ah ee aadka u sarreeya inta lagu jiro farsamaynta, abuurista xaalado wanaagsan oo loogu talagalay shaqada dib u habeynta ee soo socota.
Iii. Diyaargaraw Kahor Qalinjabinta
Kahor inta aan la samaynin habaynta shahaadada NIST, waa lagama maarmaan in la hubiyo in toosantu ay ku jirto xaalada ugu fiican. Ugu horreyntii, dusha sare ee toosan waa in si qoto dheer loo nadiifiyaa. Isticmaal maro aan suuf lahayn iyo nadiifiye gaar ah si aad uga saarto wasakhda saliidda, boodhka iyo wasakhda kale ee dusha sare ah si aad uga fogaato wasakhda saamaynaysa saxnaanta cabbirka. Marka labaad, dhig toosan deegaan leh heerkul joogto ah iyo huurka in ka badan 24 saacadood si ay ugu oggolaato inay si buuxda ula qabsato heerkulka deegaanka iyo qoyaanka, baabi'inta cilladaha yaryar ee suurtagalka ah ee ay keento isbeddellada deegaanka. Intaa waxaa dheer, qalab sax ah oo sax ah oo sax ah sida interferometers laser iyo heerarka elektiroonigga ah ayaa u baahan in la diyaariyo. Saxnaanta qalabkani waxay si toos ah u saameynaysaa saxnaanta natiijooyinka cabbirka.
Iv. Habka Kala-soocidda iyo Farsamooyinka Muhiimka ah
Qalabaynta qallafsan: Isticmaal heerka elektarooniga ah si aad u samayso cabbirka hore ee toosinta. Ururi barta cabbiraadda waqtiyo gaar ah (sida 100mm) si aad u hesho xogta lafaha ee dusha toosan. Iyada oo ku saleysan natiijooyinka cabbirka, dusha sare ee toosan ayaa qiyaas ahaan lagu farsameeyay iyada oo loo marayo qalabka wax lagu shiidayo ee CNC si meesha looga saaro dhibco sare oo muuqda, taasoo ka dhigaysa flatness marka hore u wajahdo shuruudaha heerka AA.
Qalabaynta saxda ah: Cabbiraadda saxda ah ee saxda ah ayaa lagu fuliyaa iyadoo la adeegsanayo interferometer laser, kaas oo si sax ah u ogaan kara isbeddelka dhererka ee dusha sare ee toosan ee heerka mikrometerka. Iyada oo ku saleysan xogta ay dib u soo celisay interferometer-ka, dusha sare ee toosan ayaa si fiican loo aasay iyada oo la isku daray shiidista gacanta iyo mashiinnada CNC. Inta lagu jiro habka wax lagu shiido, cadaadiska shiida iyo jihada waxay u baahan yihiin in si joogto ah loo hagaajiyo si tartiib tartiib ah loo tirtiro qaladka flatness, si dusha sare ee qummanaanta toosan ay u gaarto heer sare.
Xaqiijinta soo noqnoqda iyo hagaajinta hagaajinta: Kadib markaad dhamaystirto jaangooyooyinka wanaagsan, isticmaal interferometer laser ah iyo heer elektaroonig ah si aad u sameyso kormeer dhamaystiran oo toosan mar labaad si loo hubiyo in qaladka fidsanaanta ee dhibic kasta oo cabbir ah ay ku dhex jirto heerka heerka AA. Haddii khaladaad yaryar laga helo aagga maxalliga ah, hagaajinta bartilmaameedka ah waa in la sameeyaa ilaa guud ahaan siman ee toosinta si buuxda u buuxinayso shuruudaha heerka AA ee shahaadada NIST.
V. Codsiga Shahaadada NIST iyo Dib u eegis
Kadib markaad dhamaystirto isku-habaynta oo aad xaqiijiso in toosanku uu gaadhay flatness heerka AA, waxaad u gudbin kartaa codsiga shahaadada NIST. Inta lagu jiro habka codsiga, cabbirada farsamo ee faahfaahsan ee toosinta, tifaftirka tignoolajiyada farsamaynta, diiwaanada cabbirka iyo agabka kale waa in la bixiyaa. NIST waxay u diri doontaa dib-u-eegayaal xirfadlayaal ah si ay u sameeyaan kormeero goobta iyo qiimaynta toosan. Dib u eegista ayaa dabooli doonta dhinacyo badan sida fidsanaanta, xasiloonida kulaylka, iyo xidhashada caabbinta toosan. Kaliya toosan granite ah oo ka gudubtay dib u eegis adag ayaa heli kara shahaadada NIST oo waxay noqon kartaa wax soo saar halbeeg ah goobta cabbirka saxda ah.
Adigoo raacaya tilmaamaha kor ku xusan ee ZHHIMG granite toosan ee habaynta, ganacsiyada iyo machadyada cilmi-baadhistu waxay ku gaadhi karaan shahaado NIST iyo yoolalka siman ee heerka AA si hufan. Hadday tahay warshadaha leh shuruudaha saxda ah ee aadka u sarreeya sida wax-soo-saarka makaanikada, hawada hawada, ama chips-ka elektarooniga ah, granite toosan ee ZHHIMG ee ay shahaadisay NIST waxay noqon doontaa lammaane lagu kalsoonaan karo si loo hubiyo saxnaanta cabbirka iyo tayada badeecada, ka caawinta ganacsiyada inay si joogto ah u jabiyaan goobta cabbirka saxda ah una dhaqaaqaan mustaqbalka saxsanaan sare.
Waqtiga boostada: Meey-13-2025