| MM1420A 精密外圆磨床 详细说明： | | 工作精度优良的精密磨床，适用于加工精密零件的具有稳定性能的精密外圆磨床。 规格及主要技术参数 Main Specifications | 项目 | Item | MM1420A | | 磨削直径范围 | Grinding diameters | 8~200 mm | | 磨削孔径范围 | Gringing bores | 13～80 mm | | 磨削长度 | Max grinding length | 500 mm | | 磨削深度 | Max grinding depth | 125 mm | | 工作台移动量 | Max travel of table | 600 mm | | 液压移动速度 | Hydraulic traverse speeds | 0.1～4 m/min | | 工作台转动范围 | Swivel range of the table | -5°～+9° | | 砂轮线速度 | Max peripheral speed of grinding wheel | 35 m/s | | 砂轮直径 | Max grinding wheel diameter | 300 mm | | 头架主轴转速 | Speeds of headstock spindle | 60,85,230 rpm | | 电机总容量 | Coolant pump drive motor | 4.24 kw | | 机床外形尺寸（长X宽X高） | Overall dimensions (LxWxH) | 2000X1420X1600 mm | | 机床重量 | Weight of machine | 2100 kg | 工作精度 Working Accuracy | 项目 | Item | | | 外圆圆度 | Ex Ternal | 0.001 mm | | 内孔圆度 | In Ternal | 0.002 mm | | 纵截面直径 | Cylindricity | 0.005 mm | | 外圆粗糙度 | Ex Surface | Ra≤0.04 mm | | 内孔粗糙度 | In Surface | Ra≤0.04 mm | 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 | 桥板 Bridge plate | 1 pc | | 9 | 夹头 Chuck | 1 set | | 10 | 双头扳手 Double end werch | 6 pcs | | 11 | 内六角扳手 Socket head screw wrench | 5 pcs | | 12 | 六角套筒扳手 Hexagon socket wrench | 1 pc | | 13 | 三角胶带 Vblet | 2 pcs | | 14 | 支点底座 Support iron | 3 pcs | | 15 | 松卸螺帽 Dismountingnut | 1 pc | | 16 | 三爪卡盘 Three jaw chuck | 1 set | | 17 | 闭式中心架 Closed center rest | 1 set | | 18 | 内磨接长轴 Grinding wheel arbors for internal grinding | 4 sets | | 19 | 多楔带 V-ribbed belt | 2 pcs | | 20 | 平皮带 Flat belts | 2 pcs | | 21 | 内磨遮板 Splash guard for internal grinding | 1 set | | 22 | 其他附件 Other accessories | | | | |
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