Cylinder Boring Machine T7220D |
Cylinder boring-milling machine T7220D * Stepless of spindle turning, feeding and table travelling * Rotating speed and feed of spindle as weel as the movement of worktable is free-setup, automatical returning of spindle can be realized * Longitudinal and cross movement of table * Complete set of accessories of boring, milling, drilling & reaming and easy exchange * Tool fast centering device * Tool measuring device * Boring depth control device * Table with digital readout for jig borer machine MAIN SPECIFICATION | UNIT | T7220D | Max.boring diameter | mm | 200 | Max.boring depth | mm | 500 | Max.milling area | mm | 400x1000 | Max.drilling & reaming diameter | mm | 30 | Spindle speed | mm | 120-860 | Feeding of the spindle | r/min | 14-900 | Rapid moving speed of the spindle | mm/min | 900 | Spindle travel | mm/min | 700 | Distance between spindle end face and table | mm | 0-700 | Distance between spindle axis and carriage vertical plane | mm | 365 | Longitudinal feed of worktable | mm | 32-1350 | Rapid moving speed of the table longitudinal travel | mm/min | 1350 | Max.longitudinal travel of the working table | mm/min | 1500 | Max.cross travel of the working table | mm | 200 | Worktable size (W*L) | mm | 500x1500 | Dimensional precision of boring hole | mm | H 7 | Machining precision | Roundness | mm | 0.005 | Cylindricity | 0.01/300 | Milling flatness | 0.1 | Surface roughness | Boring | um | Ra2.5 | Milling | Ra3.2 | Main motor power | kw | 5.5 | Overall dimensions (LxWxH) | cm | 260x163x230 | Packing dimensions (LxWxH) | cm | 225x190x228 | N.W/G.W | kg | 3500/3800 |
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