SCHIESS 3VKE 500/900 VERTICAL BORING MILLS

Technical Description

The SCHIESS 3VKE 500/900 Vertical Boring Mill is a heavy-duty machine designed for high-capacity turning and milling operations, featuring a Table Diameter of 196.85 inches and a Maximum Swing of 354.33 inches. It accommodates large workpieces with a Maximum Height Under Rail of 177.16 inches and a Table Weight Capacity of 100 Tons. The foundation load with a work-piece is 350,000 lbs. Power is delivered by a 120 HP Main Motor, enabling standard table speeds from 0.25 to 40 RPM across four ranges, plus creep motion speeds from 0.0015 to 0.25 RPM. The machine includes precision table indexing at 0.001 degrees. Vertical travel is handled by a Ram Vertical Travel of 90.55 inches and a Column Travel of 88 inches. For milling, it is equipped with a 25 HP Milling Spindle Motor, offering speeds from 10-500 RPM in two ranges. Feed capabilities include Table Turning Feeds (0.0032-0.4727 IPR) and Table Milling Feeds (0.0984-14.9 IPR). Rapid traverse rates include a standard Column Rapid Traverse of 157.48 IPM and a standard Cross Rail Rapid Traverse of 94.49 IPM. The machine is managed by a CNC control system, specifically a Fanuc 18-T CNC Control retrofitted in 1997. Approximate overall dimensions are 474 inches (Length) by 296 inches (Width) by 339.37 inches (Height).