帶半自動機構的精密磨床　　適用于批量加工精密零件的具有半自動縱磨及自動切入磨性能的精密半自動*外圓磨床。 規格及主要技術參數 Main Specifications 項目ItemMMB1420A磨削直徑范圍Grinding diameters8~200 mm磨削孔徑范圍Gringing bores13～80 mm大磨削長度Max grinding length500 mm大磨削深度Max grinding depth125 mm工作臺大移動量Max travel of table600 mm液壓移動速度Hydraulic traverse speeds0.1～4 m/min工作臺轉動范圍Swivel range of the table-5°～+9°砂輪大線速度Max peripheral speed of grinding wheel35 m/s大砂輪直徑Max grinding wheel diameter300 mm頭架主軸轉速Speeds of headstock spindle 60,85,230 rpm電機總容量Coolant pump drive motor4.24 kw機床外形尺寸（長X寬X高）Overall dimensions (LxWxH)2000X1420X1600 mm機床重量Weight of machine2100 kg