目录:上海第三机床厂>>外圆磨床>>MA1420E/750外圆磨床>> MA1420E/750外圆磨床
| 产地 | 国产 |
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MA1420E/750外圆磨床工作精度 Working Accuracy
| 项目 | Item | MA1420A | MA1420A/750 |
| 外圆圆度 | Ex Ternal | 1.5 μm | 1.5 μm |
| 内孔圆度 | In Ternal | 2.5 μm | 2.5 μm |
| 纵截面直径 | Cylindricity | 5 μm | 5 μm |
| 外圆粗糙度 | Ex Surface | Ra≤0.32μm | Ra≤0.32μm |
| 内孔粗糙度 | In Surface | Ra≤0.63μm | Ra≤0.63μm |
MA1420E/750外圆磨床规格及主要技术参数 Main Specifications
| 项目 | Item | MA1420A | MA1420A/750 |
| 磨削直径范围 | Grinding diameters | 8～200 mm | 8～200 mm |
| 磨削孔径范围 | Gringing bores | 13～80 mm | 13～80 mm |
| 大磨削长度 | Max grinding length | 500 mm | 750 mm |
| 大磨孔长度 | Max grinding depth | 125 mm | 125 mm |
| 工作台大移动量 | Max travel of table | 600 mm | 800 mm |
| 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° |
| 砂轮大线速度 | Max peripheral speed of grinding wheel | 37 m/s | 37 m/s |
| 砂轮尺寸 | Wheel dimensions | 300X40X127 mm | 300X40X127 mm |
| 头架主轴转速 | Speeds of headstock spindle | 60,85,120,170, 230,460 r/min | 60,85,120,170, 230,460 r/min |
| 电机总容量 | Coolant pump drive motor | 8KVA | 8KVA |
| 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 | 2600 kg |
Main Accessories主要附件
| 1 | 冷却液箱 Coolant tank | 1 set |
| 2 | 开式中心架 Open center rest | 1 set |
| 3 | 砂轮修整器 Grinding wheel dresser | 1 set |
| 4 | 砂轮夹板 Grinding wheel clamp | 2 sets |
| 5 | 砂轮平衡器 Grinding wheel balancer | 1 pc |
| 6 | 合金* Carbide-tipped center | 2 pcs |
| 7 | 半缺* Half center | 2 pcs |
| 8 | 夹头 Chuck | 1 set |
| 9 | 双头扳手 Double end werch | 6 pcs |
| 10 | 内六角扳手 Socket head screw wrench | 5 pcs |
| 11 | 六角套筒扳手 Hexagon socket wrench | 1 pc |
| 12 | 三角胶带 Vblet | 2 pcs |
| 13 | 支点底座 Support iron | 3 pcs |
| 14 | 松卸螺帽 Dismountingnut | 1 pc |
| 15 | 三爪卡盘 Three jaw chuck | 1 set |
| 16 | 闭式中心架 Closed center rest | 1 set |
| 17 | 内磨接长轴 Grinding wheel arbors for internal grinding | 4 sets |
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