RB Series

RB Series

  • Developed for high precision, heavy duty, and high performance on the smallest bridge range.
  • All axes are using ultra-heavy roller guideway.
  • Super wide operator door (full open). Easy to load and unload the workpiece.
  • Max. rapid feed up to 24m/min.
Specification/ Machine model Unit RB-212 RB-312
X axis travel mm (in) 2120 (83.5) 3060 (120.5)
Y axis travel mm (in) 1200 (47.2) 1200 (47.2)
Z axis travel mm (in) 800 (31.5) 800 (31.5)
Table dimension (X direction) mm (in) 2000 (78.7) 3000 (118.1)
Table dimension (Y direction) mm (in) 1100 (43.3) 1100 (43.3)
Table loading kg (lb) 3500 4500
Spindle motor power kW (HP) 15/18.5 (20/25)
Spindle speed rpm 10-6000 10-6000
Spindle taper   BT#50 (ISO 50)
Rapid feedrate - X axis mm(in)/min 24000 (944.9)
Rapid feedrate - Y axis mm(in)/min 24000 (944.9)
Rapid feedrate - Z axis mm(in)/min 15000 (590.6)
Cutting federate mm(in)/min 1-10000 (0.04-393.7)
Capacity of tool magazine pcs 32
Max. diameter of tool / Adjacent pocket empty mm (in) 127/215 (4.9/8.5)
Max. length of tool mm (in) 400 (15.7)
Max. weight of tool kg (lb) 15 (33)
Positioning accuracy (JIS 6338) mm (in) ±0.005/full travel(±0.002)
Positioning accuracy (VDI/DGQ 3441) mm (in) P≦0.020 (P≦0.0008) P≦0.025(P≦0.001)
Repeatibility accuracy (JIS 6338) mm (in) ±0.003 (±0.0001)
Repeatibility accuracy (VDI/DGQ 3441) mm (in) Ps≦0.015(Ps≦0.0006) Ps≦0.020(Ps≦0.0007)
Length of the machine mm (in) 5900 (232.3) 7900 (311)
Width of the machine mm (in) 3550 (139.8) 3550 (139.8)
Height of the machine mm (in) 4050 (159.4) 4050 (159.4)
Weight of the machine kg (lb) 18000 (39683) 23000 (50706)