工作精度優良的精密磨床，適用於加工精密零件的具有穩定性能的精密萬能外圓磨床。 規格及主要技術參數 Main Specifications: 項目 | Item | M1420A | 磨削直徑范圍 | Grinding diameters | 8~200 mm | 磨削孔徑范圍 | Gringing bores | 13～80 mm | 最大磨削長度 | Max grinding length | 500 mm | 最大磨削深度 | Max grinding depth | 125 mm | 工作臺最大移動量 | Max travel of table | 600 mm | 液壓移動速度 | Hydraulic traverse speeds | 0.1～4 m/min | 工作臺轉動范圍 | Swivel range of the table | -5°～+9° | 砂輪最大線速度 | Max peripheral speed of grinding wheel | 35 m/s | 最大砂輪直徑 | Max grinding wheel diameter | 300 mm | 頭架主軸轉速 | Speeds of headstock spindle | 60,85,230 rpm | 電機總容量 | Coolant pump drive motor | 4.24 kw | 機床外形尺寸（長X寬X高） | Overall dimensions (LxWxH) | 20001420X1600 mm | 機床重量 | Weight of machine | 2100 kg |
工作精度 Working Accuracy: 項目 | Item | | 外圓圓度 | Ex Ternal | 0.001 mm | 內孔圓度 | In Ternal | 0.002 mm | 縱截麵直徑 | Cylindricity | 0.005 mm | 外圓粗糙度 | Ex Surface | Ra≤0.04 mm | 內孔粗糙度 | In Surface | Ra≤0.04 mm |
Main Accessories主要附件: 1 | 冷卻液箱 Coolant tank | 1 set | 2 | 開式中心架 Open center rest | 1 set | 3 | 砂輪修整器 Grinding wheel dresser | 1 set | 4 | 砂輪夾板 Grinding wheel clamp | 2 sets | 5 | 砂輪平衡器 Grinding wheel balancer | 1 pc | 6 | 合金頂尖 Carbide-tipped center | 2 pcs | 7 | 半缺頂尖 Half center | 2 pcs | 8 | 橋板 Bridge plate | 1 pc | 9 | 夾頭 Chuck | 1 set | 10 | 雙頭扳手 Double end werch | 6 pcs | 11 | 內六角扳手 Socket head screw wrench | 5 pcs | 12 | 六角套筒扳手 Hexagon socket wrench | 1 pc | 13 | 三角膠帶 Vblet | 2 pcs | 14 | 支點底座 Support iron | 3 pcs | 15 | 松卸螺帽 Dismountingnut | 1 pc | 16 | 三爪卡盤 Three jaw chuck | 1 set | 17 | 閉式中心架 Closed center rest | 1 set | 18 | 內磨接長軸 Grinding wheel arbors for internal grinding | 4 sets | 19 | 多楔帶 V-ribbed belt | 2 pcs | 20 | 平皮帶 Flat belts | 2 pcs | 21 | 內磨遮板 Splash guard for internal grinding | 1 set | 22 | 其他附件 Other accessories | |
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