CNC Horizontal Boring & Milling Machine KBT-15.A

Optimal Spindle Diameter Sizes Increase Productivity in Machining Deep, Multi-Faced Workpieces

Optimal Spindle Diameter Sizes Increase Productivity in Machining Deep, Multi-Faced Workpieces

  • Standard machine model in φ150 mm (5.91”)spindle series
  • Very rigid spindle of Horizontal Boring & Milling Machines ensures maximum capability in spindle feeding machining.
  • High-torque 3-steps geared head spindle ensures powerful heavy-duty cutting.

KBT-15.A Standard Specifications

KBT-15 series Comparison table

Stroke X axis travel (table longitudinal) mm (inch) 3000 (118.11)
Y axis travel (spindle vertical) mm (inch) 2000 (78.74)
Z axis travel (column cross) mm (inch) 1300 (51.18)
W axis travel (spindle axial) mm (inch) 700 (27.56)
Distance from table top to spindle center mm (inch) 0~2000 (0~78.74)
Distance from table center to spindle nose mm (inch) 700~2000 (27.56~78.74)
Table Table work space mm (inch) 1800×2200 (70.87×86.61)
Table maximum loading capacity kg (lbs) 12000 (26400)
Table top profile mm (inch) 22 (0.87) 7T slots
Table auto.indexing ° 0.001(every 90°index. by locate pin)
Spindle Head Boring spindle diameter mm (inch) 150 (5.91)
Spindle speed(for every 1min-1 min-1 5~2500
Spindle speed change range step 3
Spindle taper   BBT50(BIG-PLUS Dual contact spindle system) *
Feed Rapid traverse (X・Y・Z) m (inch)/min 10 (393.70)
(W) m (inch)/min 6 (236.22)
Feedrate mm (inch)/min 1~4000 (0.04~157.48)
Table revolution min-1 1.4
Automatic Tool Changer (ATC) Tool shank   MAS BT50(BBT50 BIG-PLUS Dual contact spindle system *)
Pull stud   MAS P50T-1(45°)
Tool storage capacity pc 40
Max. tool diameter [vacant adjacent pots] mm (inch) 125 (4.92)[240 (9.45)]
Max. tool length mm (inch) 400 (15.75)
Max. tool weight kg (lbs) 25 (55)
Tool selection   At random
Motors Spindle motor kW (HP) AC26(35)(30 min)/22(30)(cont.)
Feed motor kW (HP) X・Z:9.0(12.0)/Y・W:4.2(5.6)/B:7.0(9.5)
Hydraulic motor kW (HP) 2.2 (3.0)
Voltage Power capacity(Not incl. opt) kVA 70
Air pressure source pressure MPa 0.5
Air pressure source flow (Not incl. opt) NL/min 400(atm)
Dimensions Machine height mm (inch) 4800 (188.98)
Floor space (Not incl. opt) mm (inch) 6830×6800 (268.90×267.72)
Machine weight(Incl. NC unit) kg (lbs) 37000 (81400)

*BIG-PLUS is a trademark registered by BIG DAISHOWA SEIKI CO LTD.

Overall Dimensions

*Click the image to scale up the display.