Din335 HSS Countersink Drill Bit Uhlobo lwaseYurophu
Umboniso weMveliso
I-counter sink inomphetho omkhulu wokusika ekupheleni kwayo, ngelixa iifluti ezijikelezayo zine-engile ye-bevel, eyaziwa ngokuba yi-rake angle, kwincam yazo.Ukuze kuqinisekiswe ukugxilwa kakuhle kunye nesikhokelo sale drill, inesithuba sesikhokelo kwincam yayo ehambelana ngokufanelekileyo nomngxuma okhoyo kwi-workpiece.Ukwenza i-clamping ibe lula, i-shank yesixhobo i-cylindrical kwaye intloko ifakwe kwi-oblique hole.Incam yayo ene-tapered inomda we-beveled olungele iinjongo zokusika.Umngxuma odlulayo usebenza njengomngxuma wokukhupha itshiphu, ovumela iitshiphusi zentsimbi ukuba zijike kwaye zikhutshelwe phezulu.Amandla e-centrifugal aluncedo ekukhutsheni iifayili zentsimbi kumphezulu we-workpiece ukuthintela ukukrwela umphezulu kunye nokuchaphazela umgangatho.Kukho iindidi ezimbini zezithuba zesikhokelo, kunye nemingxuma ye-countersunk nayo ingenziwa kwisiqwenga esinye ukuba kuyimfuneko.
Injongo ye-countersink drill yi-countersink kunye nokucubungula imingxuma egudileyo.Uyilo kunye nokwakheka kwayo kwenza kube lula ukusebenza ngokufanelekileyo kunye nokuphucula umgangatho wemveliso yokugqibela.
| Phambili | D | L1 | d |
| 1-4 | 6.35 | 45 | 6.35 |
| 2-5 | 10 | 45 | 8 |
| 5-10 | 14 | 48 | 8 |
| 10-15 | 21 | 65 | 10 |
| 15-20 | 28 | 85 | 12 |
| 20-25 | 35 | 102 | 15 |
| 25-30 | 44 | 115 | 15 |
| 30-35 | 48 | 127 | 15 |
| 35-40 | 53 | 136 | 15 |
| 40-50 | 64 | 166 | 18 |
