M250A普通內圓磨床
主要特點
M250A型內圓磨床可磨削直徑150~500mm的圓柱孔及錐度不大的圓 錐孔。磨削深度為450mm。主要規格參數 Main Specifications
| 磨削孔徑 Bore diameter to be ground | φ150-φ500mm | |
| 磨孔深度 Max.depth of bore to be ground | 450mm | |
| 工作旋徑 Max.swing of Workpiece | 罩內 Inside Guard | φ510mm |
| 罩外 Outside Guard | φ725mm | |
| 工作臺行程 Max.travel of worktable | 725mm | |
| 床頭主軸籍回轉角度 Swiveling angle of workhead housing | 15° | |
| 進給分辨率 Feed Resolution | 0.002mm | |
| 機床中心高 Center height of machine | 1200mm | |
| 工件轉速 Work Speed | 28，38，57，160，212,320r/min | |
| 砂輪轉速 Wheel Speed | 2450,4200r/min | |
| 機床總功率 Total Power | 8.92kw | |
| 機床外型尺寸 Overall dimensions of machine | 3760x1650x1830mm | |
| 機床重量 Weight of machine | 4500kg | |
工作精度 Working Accuracy
| 圓度 Roundness | 0.005mm | |
| 圓柱度 Cyindricity | 0.008mm | |
| 粗糙度 Roughness | Ra0.63μm | |
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