11/12/2023 0 Comments Drill bit grinding![]() The upper positiongrinds the primary clearance angle and the lowerone grinds the secondary angle. We clampthe drill with the chuck and slip the chuck intothe swivel-arm, until the drill touches lightly thesapphire glass, then we line up the cutting edgealmost parallel with one of the lines on the screen.Now we clamp the chuck on the swivel-arm.GrindingNow we guide the swivel-arm with the drill init across the grinding wheel. ![]() Packaging Details: Wooden packaging 150 KGĭouble tapered precision collets with extendedclamping range assure a perfect T.I.R.Packaging Details: Wooden package weight around 150 KG.Grinding wheels with different grits.CBN and Diamond wheels. Options*1 Machine stand with two tool drawers1 Dust collector industrial1 Zoom-lens 6 – 20 power1 Extension incl. Technical data*Grinding rangeCutting drillsDrill-DiameterPoint angleCutting anglespace requirement appr.Net weight approx.MotorElectricalRPMHSS / HSCO / VHM1 – 20 (20 – 30 mm)80 – 150° / 180☀ – 40☀,5 m242 kg0,3 kW230 V (115 V)2800 min. All parameters are indefinitelyadjustableStandard Equipment*For two- or three fluted, right or left-hand drills withbuilt-in optical projection screen, 10 power, pointsplitting and web thinning attachment and:1 Machine lamp1 Collet holder and complete collet setØ 1 – 6,5 mm and Ø 7 – 20 mm1 Double sided grinding wheel Ø 125 mm,CBN with fine/coarse grit1 Wheel Ø 50 x 4 mm CBN1 Set of operating tools1 Operating manual with spare parts list1 CD-ROM with Operating manual (with CE) Point split the drill in the same chucking usingthe special wheel. We position the drill in front of the sapphire lens andcheck with the optical projection system (10 powerlens or zoom lens 6 – 20 power) whether all theware marks are removed and whether the edge lineis parallel with one of the lines on the screen. ![]() All parameters areindefinitely adjustable! We clampthe drill with the chuck and slip the chuck intothe swivel-arm, until the drill touches lightly thesapphire glass, then we line up the cutting edgealmost parallel with one of the lines on the screen.Now we clamp the chuck on the swivel-arm.GrindingNow we guide the swivel-arm with the drill initacross the grinding wheel. Most commercially availabledrills, carbide or highspeed steel, can be resharpenedand optimised perfectly in a very shorttimeĭouble tapered precision collets with extendedclamping range assure a perfect T.I.R. MEGA POINT blue line is a true Universal DrillGrinding Machine.
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