CNC portaalfreespink

KOLB KBN 100

Siemens 840-D

Machine equipped with water and oil cooling for deep drilling; deep drilling of D 80 mm x L 600 mm is possible.

Travel ranges:
Table traverse X-axis: 4,000 mm
Drill head traverse Y-axis: 2,500 mm
Drill spindle stroke Z-axis: 500 mm
Cross beam stroke W-axis: 1,500 mm
Working area:
Free passage between columns: 3,250 mm
Distance table – lower edge of drill spindle: max. 1,600 mm / min. 100 mm
Table clamping surface: 4,250 x 2,500 mm
T-slots: 12 pieces, 22 mm, spacing 200 mm
Max. workpiece weight: 18,000 kg
Speeds:
Rapid traverse (positioning) X, Y, Z-axis: 10,000 mm/min
Feed rate, stepless X, Y-axis: 1 – 2,000 mm/min
Cross beam height adjustment: 300 mm/min
Spindle feeds Z-axis: 1 – 2,000 mm/min, adjustable in 1 mm increments
Performance data:
Drive power drilling motor (S6-80 % duty cycle): max. 36 kW
Spindle speeds: 41 steps, range 20 – 2,000 min⁻¹, step size 1.12
Tailstock diameter: 180 mm
Drill spindle diameter in the front bearing: 100 mm
Max. spindle torque: 840 Nm
Max. drilling pressure: 40,000 N
Spindle mount: SK 50 DIN 2079
Largest collet: SK 50 x MK 5
Tool draw-in force: 16,000 N

Cutting performance in St 60 steel:
Drilling through (spiral drill): 80 mm
Reaming: 200 mm
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Thread cutting (in a balancing chuck): M 68 x 3 mm
Milling (tailstock 1/3 extended): Cutter head diameter max. 200 mm (2/3 engaged), cutting depth max. 5 mm, feed rate max. 800 mm/min, milling performance 530 cm³/min.

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