TRIALS - Competent experimental technology for demanding grinding jobs - L. KELLENBERGER & Co. AG

Drawing Punch

Machine
CNC Control
Grinding Head
Workpiece
Material
Hardness
KEL-VARIA
Heidenhain
R 1
Drawing Punch
Alloy Tool Steel
60 +/-2 HRC



Clamping- / Driving System
Customer-specific clamping plate combined with our backlash free driver on the workhead side and a centre point on the side of the tailstock.

Grinding process
C axis calibrated to the position of the customer-specific clamping plate.

Use of a CBN grinding wheel, dressed with a rotating dressing device.

Rough grinding of the contour from the full (rectangular form) with the clearing cycle. Finish processing by traverse grinding.

Result

  • Shape accuracy = 0.005 mm
  • Dimensions and layers inside of the required tolerances.

Drawing_Drawing_Punch (PDF 127KB)



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Operation 1.1


 

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