The RB312 is a heavy duty, double column, fixed rail bridge machine. This bridge features roller guides, a hydraulic counterbalance system on the headstock, and a two-speed, geared spindle.
Table Size 118" x 43.3" (3,000 mm x 1,100 mm) X-axis Travel 120.5" (3,060 mm) Y-axis Travel 47.2" (1,200 mm) Z-axis Travel 31.5" (800 mm) Distance Between Columns 51.2" (1,300 mm) Maximum Table Load 9,900 lb (4,500 kg) Spindle Drive Motor 25 HP (18.5 kW) for 30 min. / 20 HP (15 kW) cont. Spindle Output Torque 388 ft-lb (526 Nm) Spindle Taper CAT50 Spindle Speed 6,000 RPM Spindle Type Geared head Rapid Feedrate (X and Y axes) 945 ipm (24 m/min) Rapid Feedrate (Z axis) 590 ipm (15 m/min) Tool Storage Capacity 32 Standard (40 Optional) Standard Floor Space 312" x 185" x 163" (7,930 mm x 4,700 mm x 4,150 mm) Standard Net Weight 48,500 lb (22,000 kg)
SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE.
Full of Features
Toyoda’s progressive filtration system for coolant through spindle prevents clogging and reduces thermal expansion, while high-quality THK roller guides provide stability without sacrificing speed.
Heavy Cutting Capabilities
A Meehanite cast iron base and dual bridge columns provide excellent vibration dampening during large-part machining for rigid, precise cuts.
Keep It Under Cover
A full-enclosure option is available for all bridge machines. Contain coolant and filter out chips for more effective machining in a cleaner environment.
Ergonomic Work Area
The control panel can be easily maneuvered to give operators better visibility of the workpiece and accessibility to the spindle.×
These Fanuc controls come with more unlocked options as standard, giving you greater machining flexibility.×
The RB Series features a massive single-piece, high-grade cast iron base and dual bridge columns.×
Cylindrical roller guideways are proven to have better vibration dampening capabilities and are able to accelerate faster than their ball guideway counterparts.×