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外圆磨床

规格及主要技术参数Main Specifications
| 项目 | Item | MA1320/500 | MA1320/750 |
| 磨削直径范围 | Grinding diameters | 8~200 mm | 8~200 mm |
| 最大磨削长度 | Max grinding length | 500 mm | 750 mm |
| 最大磨削深度 | Max grinding depth | 125 mm | 125 mm |
| 工作台最大移动量 | Max travel of table | 600 mm | 800mm |
| 液压移动速度 | Hydraulic traverse speeds | 0.1~4 m/min | 0.1~4 m/min |
| 工作台转动范围 | Swivel range of the table | -5°~+9° | -3°~+9° |
| 工作台手轮-转移动量 | Traverse per turn of wheelhead | 6 mm/r | 6 mm/r |
| 砂轮架快速移动量 | Rapid travel of wheelhead | 20 mm | 20 mm |
| 手轮-转砂轮架移动量 | Traverse per turn of wheelhead | 1 mm | 1 mm |
| 微调捏手转格砂轮架移动量 | Movement per graduation on micro adjustment knob | 0.001 mm | 0.00125 mm |
| 砂轮轴转速 | Speed of wheelhead spindle | 1845 rpm | 2280 rpm |
| 砂轮架移动量 | Traverse of wheelhead | 150 mm | 150 mm |
| 最大砂轮直径 | Max grinding wheel diameter | 400 mm | 400 mm |
| 头架主轴转速 | Speeds of headstock spindle | 60,85,230 rpm | 120,170,460 rpm |
| 电机总容量 | Coolant pump drive motor | 3.32 kw | 4.24 kw |
| 机床外形尺寸(长X宽X高) | Overall dimensions (LxWxH) | 2000X1420X1600 mm | 2700X1420X1600 mm |
| 机床重量 | Weight of machine | 2100 kg | 2500 kg |
工作精度Working Accuracy
| 项目 | Item | |
| 外圆圆度 | Ex Ternal | 0.003 mm |
| 纵截面内直径 | Cylindricity | 0.005 mm |
| 外圆粗糙度 | Ex Surface | Ra≤0.32 mm |



