I. Inkqubo yeMveliso yeGranite Straightedge
Ukuhlolwa kwezinto ezikrwada kunye nokusika
Iikhrayitheriya zokukhetha izinto eziphathekayo: I-granite ekumgangatho ophezulu kunye noxinano lwe-≥2.7g/cm³ kunye nesantya sokufunxa amanzi se-<0.1% (efana ne-"Jinan Green" evela e-Shandong kunye ne-"Black Gold Sand" evela e-Indiya) kufuneka ikhethwe. Iingqungquthela zamaminerali kufuneka zibe yinto efanayo (i-quartz particles ≤2mm), ingabikho ukuqhekeka kunye ne-pores, kunye namatye e-defect efihliweyo kufuneka asuswe ngokufunyanwa kwe-X-ray.
Ukusika okurhabaxa: Sebenzisa isarha yedayimani esetyhula ukusika indawo engenanto ibe nkulu ka-5-10mm kunobungakanani bemveliso egqityiweyo. Iphutha le-flatness yendawo yokusika kufuneka ilawulwe ngaphakathi kwe-± 0.5mm.
2. Unyango lokuguga
Ukuguga kwendalo: Beka umzimba oluhlaza kwindawo evulekileyo kwiinyanga ezi-6 ukuya kwezi-12. Ngomahluko weqondo lobushushu phakathi kwemini nobusuku kunye notshintsho lokufuma, ngaphezulu kwe-90% yoxinzelelo lwangaphakathi lukhutshwa ukuthintela ukonakala kwinqanaba lamva.
Ukuguga okwenziwayo (ukhetho) : Abanye abavelisi basebenzisa isithando somlilo esihlala sihleli (100-150 ℃) kwiiyure ezingama-24 ukukhawulezisa ukukhutshwa koxinzelelo, olufanelekileyo kwimiyalelo engxamisekileyo, kodwa umphumo ungaphantsi kancinci kunokokuguga kwendalo.
3. Ukusila ngokurhabaxa kunye nokulungiswa komphezulu wereferensi
Ukusila ngokurhabaxa kunye nokubunjwa: Sebenzisa i-200-400 mesh ivili lokugaya idayimane ukugaya indawo engenanto, susa imigca yokusika, ulungise i-flatness ukusuka ± 0.5mm ukuya ku-± 0.1mm / m (100μm / m), kwaye unqume indawo yereferensi.
Unyango lomphezulu ongasebenziyo: I-Chamfer okanye i-coat icala kunye nemigangatho ephantsi (efana nokutshiza ipeyinti echasene nomhlwa) ukuthintela ukuqhekeka komphetho kunye nokwandiswa kokufunxa ukufuma.
4. Ukugaya ngokuchanekileyo (inkqubo engundoqo)
Umtsi ochanekileyo uphunyezwa ngokusila ngokwemigangatho, eyahlulwe yangamanqanaba amathathu:
Ukusila ngokurhabaxa: Sebenzisa i-400-800 ye-abrasives ye-mesh (i-silicon carbide okanye i-diamond micro-powder) ngokudibanisa ne-granite yokusila iqonga lokulungisa i-flatness ukuya ku-± 10μm / m, kunye noburhabaxa bomhlaba u-Ra≤0.8μm.
Ukugaya ngokuchanekileyo: Ngokutshintshela kwi-abrasives ye-1200-2000 ye-mesh kunye nokudibanisa kunye nenqanaba le-elektroniki (ukuchaneka ± 1μm / m) ukujonga ixesha langempela, i-flatness iphuculwe ibe yi-± 3μm / m, kunye nobukhulu bomhlaba u-Ra ngu-≤0.4μm.
Ukugaya i-Ultra-fine (isitshixo kwiimveliso ezichanekileyo) : Ngokusebenzisa i-W10-W5 ibakala elincinci le-powder (ubungakanani be-particle 5-10μm) kunye ne-chemical polishing liquid, ngokusebenzisa i-double action of "mechanical grinding + chemical corrosion", i-flatness yokugqibela inokufikelela ku-± 1μm / m, kunye noburhabaxa bomhlaba u-Ra≤0.2μm.
5. Ukufunyanwa ngokuchanekileyo kunye nokulungiswa
Izixhobo zokufumanisa: I-laser interferometer (ukuchaneka ± 0.1μm) kunye nenqanaba lombane (isisombululo se-0.001mm / m) sisetyenziselwa ukuqhuba uluhlu olupheleleyo lwe-flatness kunye nokuthe tye, kunye nokuzoba imephu yokusabalalisa impazamo.
Ukulungiswa kwe-loop evaliweyo: Ngokusekelwe kwidatha yokufumanisa, ukugaya okongeziweyo kwendawo kuqhutyelwa kwindawo ephezulu yephutha ngokusebenzisa umatshini wokugaya i-CNC de impazamo epheleleyo ilawulwa ngaphakathi kwinqanaba elijoliswe kuyo.
6. Ukukhuselwa komphezulu kunye nokupakishwa
Unyango olukhuselayo: Tshiza i-silica ye-nano-scale coating (5-10μm ubukhulu) kwindawo yereferensi, kwaye usebenzise i-wax ye-anti-corrosion wax kwindawo engasebenziyo ukuthintela ukufunxa ukufuma okanye i-oxidation ngexesha lokusetyenziswa kwexesha elide.
Ukupakishwa okuchanekileyo: Ipakishwe kumatyala eplanga angangeniswanga nto kunye ne-desiccants. Ngexesha lothutho, umahluko weqondo lobushushu ulawulwa ngaphakathi ± 5℃ ukunqanda ukuthomalalisa okuchanekileyo okubangelwa kukungcangcazela.
Ii. IBanga eliChaneke kakhulu kunye neMigangatho yoShishino
Ukuchaneka kwegranite straightedge kusekelwe kwimpazamo ye-flatness njengesalathisi esingundoqo. Ngokomgangatho kazwelonke (GB/T 4977-2018) kunye nomgangatho wamazwe ngamazwe (ISO 2768-2), amabakala ayo okuchaneka kunye neeparamitha ezihambelanayo zezi zilandelayo:
Iilabhoratri eziphezulu zinokufezekisa ukuchaneka kokugqibela:
Ngokusebenzisa iindlela zokusila ze-nano-scale (ezifana nokupholisha kwe-magneorheological kunye nokuguqulwa kwe-ion beam), ukunyanzeliswa kwezinye iimveliso eziphezulu kunokuphulwa ukuya kwi-± 0.5μm / m (oko kukuthi, impazamo ngemitha ubude ayidluli kwi-0.5 micrometers), isondela kwireferensi yendiza ye-optical-grade. Zisetyenziswa ikakhulu kwiimeko ezichane kakhulu ezifana ne-aerospace kunye namaziko e-metrology.
Iii. Ukuthelekiswa kweMiba echaphazela ukuchaneka
Isishwankathelo: Ukuchaneka okuphezulu kwe-granite straightedge kuxhomekeke kulawulo lwenkqubo epheleleyo "yezinto eziluhlaza ezikumgangatho ophezulu + ukuguga kwexesha elide + ukugaya okusemgangathweni + okusingqongileyo", phakathi kwayo inkqubo yokugaya ingundoqo wokuphumelela ngokuchaneka. Ngophuhliso lwetekhnoloji ye-nanofabrication, ukuchaneka kwayo ngokuthe ngcembe kuya kuqhubela phambili ukuya kwinqanaba le-sub-micron kwaye iye yaba sisixhobo sokulinganisa esingenakuphinda sibekwe kwindawo yokwenziwa kwemveliso ephezulu.
Ixesha lokuposa: May-19-2025