主要特点
M250A型内圆磨床可磨削直径150~500mm的圆柱孔及锥度不大的圆 锥孔。磨削深度为450mm。
主要规格参数 Main Specifications
| 磨削孔径 Bore diameter to be ground | φ150-φ500mm | |
| 磨孔深度 Max.depth of bore to be ground | 450mm | |
| 工作旋径 Max.swing of Workpiece | 罩内 Inside Guard | φ510mm |
| 罩外 Outside Guard | φ725mm | |
| 工作台行程 Max.travel of worktable | 725mm | |
| 床头主轴籍回转角度 Swiveling angle of workhead housing | 15° | |
| 进给分辨率 Feed Resolution | 0.002mm | |
| 机床中心高 Center height of machine | 1200mm | |
| 工件转速 Work Speed | 28，38，57，160，212,320r/min | |
| 砂轮转速 Wheel Speed | 2450,4200r/min | |
| 机床总功率 Total Power | 8.92kw | |
| 机床外型尺寸 Overall dimensions of machine | 3760x1650x1830mm | |
| 机床重量 Weight of machine | 4500kg | |
工作精度 Working Accuracy
| 圆度 Roundness | 0.005mm | |
| 圆柱度 Cyindricity | 0.008mm | |
| 粗糙度 Roughness | Ra0.63μm | |
