Ukuhlelwa Kwe-GB Kokuhlolwa Kokunemba Kwejiyomethri Kwezikhungo Zomshini
Ukunemba kwejometri yesikhungo somshini kuyinkomba ebalulekile yokulinganisa ukunemba kwemishini yayo kanye nekhwalithi. Ukuze kuqinisekiswe ukuthi ukusebenza nokunemba kwesikhungo somshini sihlangabezana namazinga kazwelonke, kudingeka uchungechunge lokuhlola ukunemba kwejometri. Lesi sihloko sizokwethula ukuhlukaniswa kwamazinga kazwelonke okuhlolwa kokunemba kwejiyomethri kwezikhungo zemishini.
1. Ukuma kwe-eksisi
Ukuphakama kwe-eksisi kubhekisela ezingeni lokuma phakathi kwama-eksisi esikhungo somshini. Lokhu kufaka phakathi ukuma phakathi kwe-axis yokuphotha kanye netafula lokusebenza, kanye nokuma phakathi kwama-eksisi axhumanisa. Ukunemba kokuma kuthinta ngokuqondile umumo nokunemba kobukhulu bezingxenye zomshini.
2. Ukuqondisa
Ukuhlola ukuqondisa kuhilela ukunemba komugqa oqondile we-axis yokuxhumanisa. Lokhu kufaka phakathi ukuqondisa kwesitimela esiqondisayo, ukuqondisa kwebhentshi lokusebenzela, njll. Ukunemba kokuqondisa kubalulekile ekuqinisekiseni ukunemba kokuma kanye nokuzinza kokunyakaza kwesikhungo somshini.
3. Ukucaba
Ukuhlolwa kokucaba kugxile kakhulu ekubangeni kwebhentshi lokusebenzela nezinye izindawo. I-flatness ye-workbench ingathinta ukufakwa kanye nokunemba komshini we-workpiece, kuyilapho ukucaba kwezinye izindiza kungase kuthinte ukunyakaza kwethuluzi kanye nekhwalithi yomshini.
I-4, i-Coaxiality
I-Coaxiality isho izinga lapho i-eksisi yengxenye ejikelezayo iqondana ne-eksisi eyireferensi, njengokubambisana phakathi kwe-spindle nesibambi samathuluzi. Ukunemba kwe-coaxiality kubalulekile kumashini we-rotary wesivinini esikhulu kanye nomshini wembobo wokunemba okuphezulu.
5. Ukufana
Ukuhlola ukufana kuhilela ubudlelwano obuhambisanayo phakathi kwama-axes wokuxhumanisa, njengokufana kwezimbazo X, Y, kanye no-Z. Ukunemba kokuhambisana kuqinisekisa ukuhambisana nokunemba kokunyakaza kwe-eksisi ngayinye ngesikhathi somshini wama-axis amaningi.
6. Ukuphuma kweRadial
I-radial runout isho inani lokuphuma kwengxenye ejikelezayo endaweni ye-radial, njengokuphuma kwe-radial kwe-spindle. Ukuphuma kwe-radial kungase kuthinte ubulukhuni nokunemba kwendawo esebenza ngomshini.
7. Ukufuduka kwe-Axial
I-axial displacement ibhekisela enanini lokunyakaza kwengxenye ejikelezayo endaweni ye-axial, njengokususwa kwe-axial kwe-spindle. Ukunyakaza kwe-axial kungase kubangele ukungazinzi endaweni yethuluzi futhi kuthinte ukunemba komshini.
8. Ukuma ngokunemba
Ukunemba kokuma kusho ukunemba kwesikhungo somshini endaweni ethile, okuhlanganisa iphutha lokuma kanye nokunemba kokuma okuphindaphindiwe. Lokhu kubaluleke kakhulu ekucubunguleni izimo eziyinkimbinkimbi nezingxenye ezinemba okuphezulu.
9. Umehluko wokuhlehlisa
Umehluko ohlehlayo ubhekisela emehlukweni wephutha lapho uhamba ngendlela eqondile nenegethivu ye-eksisi yokuxhumanisa. Umehluko omncane ohlanekezelwe usiza ukuthuthukisa ukunemba nokuzinza kwesikhungo somshini.
Lezi zigaba zihlanganisa izici eziyinhloko zokuhlolwa kokunemba kwejiyomethri ezikhungweni zemishini. Ngokuhlola lezi zinto, izinga lokunemba lilonke lesikhungo somshini singahlolwa nokuthi siyahlangabezana yini namazinga kazwelonke kanye nezidingo zobuchwepheshe ezifanele zinganqunywa.
Ekuhloleni okungokoqobo, amathuluzi okulinganisa angochwepheshe namathuluzi afana namarula, ama-caliper, ama-micrometer, ama-laser interferometer, njll. ngokuvamile asetshenziselwa ukukala nokuhlola izinkomba ezihlukahlukene zokunemba. Ngesikhathi esifanayo, kuyadingeka ukukhetha izindlela ezifanele zokuhlola kanye namazinga asekelwe ohlotsheni, imininingwane, kanye nezidingo zokusebenzisa isikhungo somshini.
Kumele kuqashelwe ukuthi amazwe ahlukene nezifunda zingase zibe nezindinganiso nezindlela zokuhlola ukunemba kwejometri ehlukene, kodwa umgomo jikelele uwukuqinisekisa ukuthi isikhungo somshini sinokunemba okuphezulu kanye nekhono lomshini elithembekile. Ukuhlolwa okuvamile kokunemba kwejometri kanye nokugcinwa kungaqinisekisa ukusebenza okuvamile kwesikhungo somshini futhi kuthuthukise ikhwalithi yemishini nokusebenza kahle.
Kafushane, ukuhlukaniswa okujwayelekile kukazwelonke kokuhlolwa kokunemba kwejiyomethri kwezikhungo zomshini kuhlanganisa ukuma kwe-eksisi, ukuqondisa, flatness, coaxiality, parallelism, runout radial, axial displacement, ukunemba ukuma, kanye umehluko wokuhlehla. Lezi zigaba zisiza ukuhlola ngokujulile ukusebenza ngokunemba kwezikhungo zemishini nokuqinisekisa ukuthi zihlangabezana nezidingo zomshini wekhwalithi ephezulu.