English

Umhlahlandlela Wokukhetha

Yini iziTwist Drills?

I-Twist drill yitemu elijwayelekile lezinhlobo ezahlukene zokubhoboza, ezifana nokubhola kwensimbi, ukubhola kwepulasitiki, ukubhola ngokhuni, ukubhola kwendawo yonke, ukwakhiwa kwamatshe kanye nokubhola kukakhonkolo.Wonke ama-twist drill anesici esifanayo: Imitshingo ye-helical enikeza ama-drill igama lawo.Ama-twist drill ahlukene asetshenziswa kuye ngobulukhuni bento ezokwenziwa ngomshini.

Nge-engeli ye-helix

I-twist drill

Uhlobo N

●Ifanele izinto ezijwayelekile ezifana nensimbi ekhonjiwe.
●Uhlobo lwe-N cutting wedge luguquguquka ngenxa ye-engeli yalo yokusonta ye-approx.30°.
I-engeli yephoyinti yalolu hlobo ngu-118 °.

Uhlobo H

●Ilungele izinto eziqinile neziphukayo njengethusi.
●I-engeli ye-helix yohlobo H icishe ibe ngu-15°, okuholela ku-engeli enkulu ye-wedge enomkhawulo wokusika obukhali kancane kodwa ozinze kakhulu.
●Ukubhola kohlobo H nakho kune-engeli yephoyinti engu-118°.

Uhlobo W

●Isetshenziselwa izinto ezithambile ezifana ne-aluminium.
●I-engeli ye-helix ye-approx.U-40° uphumela ku-engeli encane ye-wedge yokusika okubukhali kodwa okungazinzile uma kuqhathaniswa.
●I-engeli yephoyinti ingu-130°.

Ngezinto ezibonakalayo

I-High Speed ​​Steel (HSS)

Izinto ezisetshenziswayo zingahlukaniswa cishe zibe izinhlobo ezintathu: insimbi enesivinini esikhulu, insimbi enesivinini esikhulu i-cobalt ne-carbide eqinile.

Kusukela ngo-1910, insimbi enesivinini esiphezulu isetshenziswe njengethuluzi lokusika iminyaka engaphezu kwekhulu.Njengamanje iyona nto esetshenziswa kakhulu futhi eshibhe kakhulu yamathuluzi okusika.Izinsimbi zensimbi ezinesivinini esikhulu zingasetshenziswa kuzo zombili izimbobo zezandla kanye nemvelo ezinzile njengomshini wokubhoboza.Esinye isizathu sokuthi kungani insimbi enesivinini esiphezulu ihlala isikhathi eside kungase kube ukuthi amathuluzi okusika insimbi anesivinini esiphezulu angaphinde afakwe phansi.Ngenxa yentengo ephansi, ayisetshenziswanga kuphela ukugaya ama-drillbits, kodwa futhi isetshenziswa kabanzi ekuphenduleni amathuluzi.

I-High Speed ​​Steel (HSS)
I-cobalt equkethe insimbi enesivinini esikhulu

I-Cobalt-Containing High-Speed ​​Steel (HSSE)

Insimbi enesivinini esiphezulu equkethe i-cobalt inobulukhuni obungcono nobulukhuni obubomvu kunensimbi enesivinini esikhulu.Ukwanda kobulukhuni nakho kuthuthukisa ukumelana kwayo kokugqoka, kodwa ngesikhathi esifanayo kudela ingxenye yokuqina kwayo.Okufanayo nensimbi enesivinini esikhulu: zingasetshenziswa ukwandisa inani lezikhathi ngokugaya.

I-Carbide (CARBIDE)

I-Cementcarbide iyinhlanganisela yezinto ezenziwe ngensimbi.Phakathi kwazo, i-tungsten carbide isetshenziswa njenge-matrix, kanti ezinye izinto ezisetshenziswayo zisetshenziswa njengezibophezelo zokufaka i-sinter ngokucindezela okushisayo kwe-isostatic kanye nochungechunge lwezinqubo eziyinkimbinkimbi.Uma kuqhathaniswa nensimbi enesivinini esikhulu mayelana nobunzima, ubulukhuni obomvu nokumelana nokugqoka, kuye kwaba ngcono kakhulu.Kodwa izindleko zamathuluzi okusika i-carbide enosimende nazo zibiza kakhulu kunensimbi enesivinini esikhulu.I-carbide enosimende inezinzuzo eziningi kunezinto zamathuluzi zangaphambilini ngokwempilo yamathuluzi nesivinini sokucubungula.Ekugayweni okuphindaphindiwe kwamathuluzi, amathuluzi okugaya adingekayo ayadingeka.

I-Carbide (CARBIDE)

Ngokugcoba

Kungagqotshiwe

Kungagqotshiwe

Ama-coatings angahlukaniswa cishe abe yizinhlobo ezinhlanu ezilandelayo ngokuya kobubanzi bokusetshenziswa:

Amathuluzi angamboziwe ashibhile futhi avamise ukusetshenziselwa ukucubungula izinto ezithambile ezifana ne-aluminium alloy ne-low carbon steel.

I-Black oxide Coating

Izembatho ze-oksidi zinganikeza ukuthambisa okungcono kunamathuluzi angamboziwe, futhi zingcono ekuphikisweni kwe-oxidation nokumelana nokushisa, futhi zingandisa impilo yesevisi ngaphezu kuka-50%.

I-Black oxide Coating
Ukufakwa kwe-Titanium nitride

I-Titanium Nitride Coating

I-Titanium nitride iyinto ejwayeleke kakhulu yokuhlanganisa, futhi ayifanele izinto ezinobunzima obuphezulu kanye nezinga lokushisa eliphezulu lokucubungula.

I-Titanium Carbonitride Coating

I-Titanium carbonitride ithuthukiswa isuka ku-titanium nitride, inokumelana nezinga lokushisa eliphakeme nokumelana nokugqoka, ngokuvamile okunsomi noma okuluhlaza okwesibhakabhaka.Isetshenziswa endaweni yokusebenzela yakwa-Haas umshini wokwenza izinto ezenziwe ngensimbi ecijile.

I-Titanium carbonitride coating
I-Titanium Aluminium Nitride Coating

I-Titanium Aluminium Nitride Coating

I-Titanium aluminium nitride imelana kakhulu namazinga okushisa aphezulu kunazo zonke izimbotshana ezingenhla, ngakho-ke ingasetshenziswa ezindaweni zokusika eziphakeme.Ngokwesibonelo, ukucubungula superalloys.Ibuye ifanele ukucutshungulwa kwensimbi nensimbi engagqwali, kodwa ngenxa yokuthi iqukethe izakhi ze-aluminium, ukusabela kwamakhemikhali kuzokwenzeka lapho kucutshungulwa i-aluminium, ngakho-ke gwema ukucubungula izinto eziqukethe i-aluminium.

Isivinini Sokubhoboza Esinconyiwe Ngensimbi

Usayizi Wokubhoboza
  1MM 2MM 3MM 4MM 5MM 6MM 7MM 8MM 9MM 10MM 11MM 12MM 13MM
OKUNGANINIIZINSIMBI 3182 1591 1061 795 636 530 455 398 354 318 289 265 245
INSIMBI 4773 2386 1591 1193 955 795 682 597 530 477 434 398 367
I-PLAINIKHABONIIZINSIMBI 6364 3182 2121 1591 1273 1061 909 795 707 636 579 530 490
ITHUSI 7955 3977 2652 1989 1591 1326 1136 994 884 795 723 663 612
ITHUSI 9545 4773 3182 2386 1909 1591 1364 1193 1061 955 868 795 734
ITHUPHA 11136 5568 3712 2784 2227 1856 1591 1392 1237 1114 1012 928 857
ALUMINIUM 12727 6364 4242 3182 2545 2121 1818 1591 1414 1273 1157 1061 979

Yiziphi izivivinyo ze-HSS?
Izinsimbi ze-HSS ziyizinsimbi zensimbi ezibonakala ngamathuba azo okusebenza kwendawo yonke.Ikakhulukazi ekukhiqizweni kochungechunge oluncane nolumaphakathi, ezimeni zemishini ezingazinzile nanoma nini uma kudingeka ukuqina, abasebenzisi basathembela kumathuluzi okumba ensimbi enesivinini esikhulu (HSS/HSCO).

Umehluko ku-HSS drill
Insimbi enesivinini esikhulu ihlukaniswe ngamaleveli ekhwalithi ahlukene kuye ngobulukhuni nokuqina.Izingxenye ze-alloy ezifana ne-tungsten, i-molybdenum ne-cobalt zinesibopho salezi zakhiwo.Ukwandisa izingxenye ze-alloy kwandisa ukumelana nokushisa, ukumelana nokugqoka nokusebenza kwethuluzi, kanye nenani lokuthenga.Yingakho kubalulekile ukucabangela ukuthi zingaki izimbobo okufanele zenziwe kuzo izinto ezibonakalayo lapho ukhetha izinto zokusika.Ngenani elincane lezimbobo, kunconywa into yokusika engabizi kakhulu i-HSS.Izinto zokusika ezisezingeni eliphakeme njenge-HSCO, M42 noma i-HSS-E-PM kufanele zikhethelwe ukukhiqizwa kochungechunge.

Metal_Drill_Bit_Speed_vs._Size_of_Drill_Chart_graph
Ibanga le-HSS HSS I-HSCO(futhi i-HSS-E) M42(kanye ne-HSCO8) PM HSS-E
Incazelo Insimbi evamile enesivinini esikhulu I-Cobalt alloyed high speed steel 8% cobalt alloyed high speed steel I-powder metallurgically ekhiqizwa insimbi enesivinini esikhulu
Ukwakheka Ubukhulu.4.5% cobalt kanye 2.6% vanadium Okuncane.4.5% cobalt noma 2.6% vanadium Okuncane.8% i-cobalt Izithako ezifanayo njenge-HSCO, ukukhiqizwa okuhlukile
Sebenzisa Ukusetshenziswa kwendawo yonke Sebenzisa izinga lokushisa eliphezulu lokusika/ukupholisa okungekuhle, insimbi engagqwali Sebenzisa ngezinto okunzima ukuzisika Sebenzisa ekukhiqizeni uchungechunge kanye nezidingo zempilo yamathuluzi aphezulu

Ishadi Lokukhetha Ibhithi le-HSS Drill

 

AMAPLASTIKI

ALUMINIUM

ITHUPHA

ITHUSI

ITHUSI

 I-PLAIN CARBON STEEL INSIMBI INSIMBI ENGAGQWALI
IZINHLOSO EZININGI

✔

✔

✔

✔

✔

      
I-INDUSTRIAL METAL  

✔

✔

✔

✔

✔

✔

  
IMETALI EZINGA

✔

✔

✔

✔

✔

✔

 

 
I-TITANIUM ehlanganisiwe    

✔

✔

✔

✔

✔

  
I-TURBO METAL  

✔

✔

✔

✔

✔

✔

✔
HSSngeI-COBALT  

✔

✔

✔

✔

✔

✔

✔

Ishadi Lokukhetha Ibhithi Ye-Masonry Drill

  ISITINA SOBUMBA ISITINA SOMLILO B35 OKWENELE B45 OKWENELE UKHONSI OQINISELWE IGRANITE
OkujwayelekileIZItini

✔

✔

        
Ukhonkolo Wezimboni

✔

✔

✔

      
I-TURBO CONCRETE

✔

✔

✔

✔

    
Izinga le-SDS

✔

✔

✔

      
I-SDS INDUSTRIAL

✔

✔

✔

✔

    
SDS PROFESSIONAL

✔

✔

✔

✔

   ✔
I-SDS REBAR

✔

✔

✔

✔

✔

  
I-SDS MAX

✔

✔

✔

✔

✔

  
IZINHLOSO EZININGI

✔