Ungakhetha kanjani ibhithi lokubhola lensimbi elinesivinini esiphezulu: izici ezinqumayo zempahla nekhwalithi
Njengethuluzi elibalulekile ekukhiqizweni kwezimboni kanye nokwenza imishini enembile, ikhwalithi yezinsimbi zokubhola zensimbi ezinesivinini esikhulu (i-HSS Drill Bits) ithinta ngokuqondile ukusebenza kahle komsebenzi, ukunemba komshini nempilo yamathuluzi. Kodwa-ke, phakathi kwemikhiqizo eminingi yensimbi yensimbi enesivinini esiphezulu emakethe, indlela yokukhetha impahla efanele kanye nezindinganiso zekhwalithi kuyinselele wonke umthengi nomkhiqizi okufanele abhekane nayo. Lesi sihloko sizodalula izici ezibonakalayo zamabhithi okubhola ensimbi anesivinini esikhulu, izici ezithinta ikhwalithi, nendlela yokwenza ukukhetha okufanele ngokwezidingo zakho.
Ukwakheka kokusebenza kwezingcezu zokubhola zensimbi ezinesivinini esikhulu
Izinsimbi zokubhoboza insimbi enesivinini esikhulu ngokuvamile zenziwe ngezinto zensimbi enesivinini esikhulu (HSS). Le alloy yensimbi inobunzima obuphezulu, ukumelana nokugqoka okuphezulu kanye nokuzinza okuhle kakhulu kokushisa, ngakho-ke ingakwazi ukugcina ukusebenza kahle kokusika ngesikhathi sokusebenza ngesivinini esikhulu. Ukwakheka kwe-alloy yezinsimbi zokubhola zensimbi ezinesivinini esikhulu kuyisihluthulelo sokunquma ikhwalithi nokusebenza kwayo.
Izinto ezijwayelekile zensimbi ezinesivinini esiphezulu zifaka:
Insimbi ye-M2 enesivinini esikhulu
I-M2 iyinto evamile kakhulu yensimbi enesivinini esikhulu, efanelekile ezinhlobonhlobo zokumba izicelo. Ngokuvamile iqukethe i-molybdenum, i-tungsten kanye nenani elincane le-cobalt, inokumelana nokugqokwa okuhle kanye nokuqina, futhi ifanele ukubhoboza izinsimbi ezivamile ezifana ne-aluminium, ithusi, nensimbi.
I-M35 High Speed Steel
I-M35 inobulukhuni obuphezulu nokumelana nezinga lokushisa eliphakeme kune-M2, futhi ifaneleka ngokukhethekile izinhlelo zokusebenza ezidinga ukucubungula izinsimbi eziqinile (njengensimbi engagqwali ne-alloy steel). Okuqukethwe okuphezulu kwe-cobalt kwe-M35 (cishe i-5%) kuthuthukisa kakhulu ukumelana nokushisa futhi kwandisa impilo yayo yesevisi.
I-M42 High Speed Steel
I-M42 igcizelela ukumelana nokugqoka okuphezulu kakhulu nokumelana nokushisa okuphezulu, futhi isetshenziswa kabanzi ekubholeni izinsimbi eziqinile nama-alloys. Okuqukethwe kwayo kwe-cobalt kuphezulu njenge-8%, engakwazi ukumelana namazinga okushisa aphezulu kanye nezingcindezi.
Izinto ezithinta ikhwalithi yokubhola kwensimbi enesivinini esikhulu
Lapho ukhetha imishini yensimbi enesivinini esikhulu, kubalulekile ukuqonda izici ezithinta ikhwalithi. Nazi izilinganiso zekhwalithi ezibalulekile ezimbalwa:
Ukwakheka kwe-alloy kanye nenqubo
Ukubunjwa kwe-alloy kanye nenqubo yokwelashwa kokushisa ye-high-speed steel drills kuyisisekelo sokunquma ukusebenza kwabo. Isibonelo, okuqukethwe okuhlukile kanye nezinqubo zokwelashwa zezinto ze-M2, M35 kanye ne-M42 zizothinta ngokuqondile ubulukhuni, ukuqina kanye nokumelana nokugqoka kwe-drill. Izivivinyo zekhwalithi ephezulu zivame ukuphathwa ngokushisa ngokuqinile ukuze kuqinisekiswe ukuzinza kwazo emazingeni okushisa aphezulu kanye nokujikeleza ngesivinini esikhulu.
Ukunemba kanye nenqubo yokukhiqiza
Izingcezu zokubhola ezinembayo zingaqinisekisa ukunemba nokuqedwa kwendawo yokumba. Lapho ukhetha, ukunakekelwa okukhethekile kufanele kukhokhwe ekwelapheni okungaphezulu kwe-drill bit, njengokunemba kokugaya, i-helix angle design, i-centre point shape, njll, enquma ukuzinza kanye nekhwalithi yokumba ngesikhathi sokusika.
Ubuchwepheshe bokugqoka
Eminyakeni yamuva, ukusetshenziswa kobuchwepheshe bokumboza kunikeze amathuba amaningi okuthuthukisa ukusebenza kwezingcezu zensimbi zokubhola ngesivinini esikhulu. Izingubo ezivamile zihlanganisa i-titanium coating (TiN), i-titanium nitride coating (TiAlN), njll. Lezi zingubo zingathuthukisa ngokuphumelelayo ubulukhuni, ukumelana nokugqoka kanye nokumelana nokubola kwe-drill bit, kunwebe impilo yesevisi ye-drill bit, futhi ingasebenza emazingeni okushisa aphezulu.
Idizayini ye-Drill bit
Izingcezu zokubhola zensimbi zekhwalithi ephezulu zivame ukuba nemiklamo enembile, ikakhulukazi ku-engeli ye-helix, i-engeli yomhlahlandlela kanye nokuma konqenqema. Ukuklama okunengqondo kungaqinisekisa ukuzinza, ukusika ukusebenza kahle kanye nekhwalithi yokumba lapho ubhoboza ngezinto ezahlukene.
Indlela yokukhetha i-drill yensimbi enesivinini esiphezulu efanelekile
Ukukhetha i-speed steel drill bit efanelekile akusekelwe kuphela ngentengo, kodwa futhi kucabangela izidingo zangempela zomsebenzi. Okulandelayo kunezici ezimbalwa ezibalulekile lapho ukhetha:
Uhlobo lwezinto zokusebenza
Izinto ezisetshenziswayo ezihlukene zinezidingo ezihlukene zama-drill bits. Ezinsimbi ezithambile (ezifana ne-aluminium nethusi), izimbobo zensimbi ezisezingeni eliphezulu ze-M2 zingahlangabezana nezidingo. Ngezinto eziqinile zensimbi (njengensimbi engagqwali kanye nensimbi ye-alloy), kunconywa ukuthi ukhethe i-M35 noma i-M42 ye-speed steel drill, enganikeza ukumelana nokushisa okuphezulu nokumelana nokugqoka.
Ukubhoboza ububanzi nokujula
Ubukhulu nokujula kwe-drill kuzothinta imininingwane ye-drill. Ngokuvamile, izimbobo ezinkulu zobubanzi zidinga ukubhola kwekhwalithi ephezulu ukuze kugcinwe ukunemba kokusika. Ngaphezu kwalokho, ukujula kokumba kuzophinde kuthinte ukwakheka kwesakhiwo sokubhoboza, okufana nokubhoboza okude, ukubhola okuncane, njll.
Indawo yokusebenza nezimo zokusika
Ngesivinini esikhulu, umthwalo ophezulu noma indawo yokushisa ephezulu, kubaluleke kakhulu ukukhetha imishini ye-HSS enokumelana nokushisa okuphezulu nokumelana nokugqoka okuphezulu. Ama-drill ahlanganisiwe afaneleka ngokukhethekile ukusika ngesivinini esiphezulu nezimo zokushisa eziphezulu, ezinganweba ngempumelelo impilo yesevisi.
Isabelomali nokukhethwa komkhiqizo
Umehluko wamanani wokubhoboza insimbi ngesivinini esikhulu emakethe mkhulu. Indlela yokuthola ibhalansi phakathi kokusebenza nezindleko kubalulekile ukucatshangelwa lapho ukhetha. Ukukhetha umkhiqizo onegama elihle kungaqinisekisa ikhwalithi kanye nesevisi yangemuva kokuthengisa yomkhiqizo. Amabhrendi aziwayo ngokuvamile anikeza isiqiniseko sekhwalithi engcono kanye nokusekelwa okubanzi kobuchwepheshe.
Ukugcinwa nokugcinwa kwezinsimbi zokubhoboza insimbi ezinesivinini esikhulu
Izingcezu zokubhola zensimbi zekhwalithi ephezulu zivame ukuba nempilo ende yesevisi, kodwa ngesikhathi sokusetshenziswa, ukunakekelwa okufanele nokunakekelwa kunganweba impilo yazo yesevisi:
Ukuhlanza njalo: Gcina i-drill bit ihlanzekile futhi ukhiphe ama-chips ensimbi akhiqizwa ngesikhathi sokumba ukugwema ukuthikameza ukusika ukusebenza kahle.
Ukupholisa okunengqondo: Ukusebenzisa uketshezi olusikiwe noma okupholisayo, ikakhulukazi lapho ucubungula izinto ezisebenza ngamandla amakhulu, kungavimbela ngempumelelo ukushisa ngokweqile futhi kunwebe ukuphila kwebhithi lokubhoboza.
Hlola ukuguga: Hlola njalo unqenqema nokuguga okungaphezulu kwe-drill bit, futhi ulole noma ushintshe izinsimbi zokubhola ezilimele ngesikhathi.
Isifinyezo
Izingcezu zokubhola zensimbi ezinesivinini esikhulu seziphenduke ithuluzi elibalulekile ekukhiqizeni izimboni ngenxa yokusebenza kwazo okuhle kakhulu nokusebenza okubanzi. Ngokuqonda izakhiwo zabo ezibonakalayo, izindinganiso zekhwalithi, kanye nendlela yokwenza izinqumo ezifanele ngokusekelwe ezidingweni zomsebenzi, abasebenzisi bangathuthukisa ngempumelelo ukusebenza kahle kokumba kanye nokunemba kokucubungula. Noma ngabe ekucutshungulweni kwensimbi, ukwakhiwa noma ukwakhiwa okunembayo, ukukhetha ibhithi elilungile lokumba insimbi yesivinini esikhulu kuyisihluthulelo sokuthuthukisa ikhwalithi yomsebenzi kanye nokunciphisa izindleko.
Isikhathi sokuthumela: Feb-26-2025