项目内容 | Item Contents | M1420 | M1320 |
工作台上最大回转直径(mm) | Max.grinding diameter on table | Φ240 | Φ240 |
两顶尖最大距离(mm) | Max. distance between two centers | 520 | 520 |
卡盘夹持承载重量(Kg) | Max.chuck load | 30 | 无 |
顶尖间最大承载重量(Kg) | Max.load between two centers | 50 | 50 |
外圆磨削范围(mm) | Max. external grinding diameter and length | Φ5-Φ200×500 | Φ5-Φ200×500 |
内孔磨削范围(mm) | Internal grinding diameter | Φ13-Φ80 | 无 |
最大磨削内孔深度(mm) | Max.internal grinding depth | 125 | 无 |
头架顶尖孔(Morse) | Spindle taper of headstock | MT4 | MT4 |
尾架顶尖孔(Morse) | Spindle taper of tailstock | MT4 | MT4 |
外圆砂轮尺寸(外径 x 宽 x 内孔)(mm) | External grinding wheel size | Φ400×40×Φ203 | Φ400×40×Φ203 |
砂轮架进给手轮每转进给量(mm) | Per rev. feeding value of grinding wheel | 1 | 1 |
砂轮架进给手轮每格进给量(mm) | Per grad. feeding value of grinding wheel | 0.005 | 0.005 |
砂轮主轴电机(KW) | Motor of grinding wheel spindle | 5.5 | 5.5 |
主轴转速(r/min) | Spindle speed | 1440 | 1440 |
内圆磨削电机(KW) | Motor of internal grinding spindle | 0.55 | 无 |
内圆电机转速(r/min) | Motor speed of internal grinding spindle | 2800 | 无 |
头架主轴电机(KW) | Motor of headstock grinding spindle | 0.75 | 0.75 |
头架转速(r/min) | Motor speed of headstock grinding spindle | 63、125、250、500 |
砂轮架回转角(°) | Turning angle of grinding wheel | 3° | 3° |
工作台回转角(°) | Turning angle of worktable | 9° | 9° |
油泵电机(KW) | Oil pump motor | 1.1 | 1.1 |
总电源功率(KW) | Total drive capacity | 8 | 7.5 |
圆度(mm) | Roundness | 0.0015 | 0.0015 |
柱度(mm) | Cylindricity | 0.005 | 0.005 |
表面粗糙度(um) | Surface roughness | Ra ≤ 0.16 | Ra ≤ 0.16 |
机床净重(Kg) | Net weight/Gross weight | 2200/2580 | 2200/2580 |
机床尺寸(长 x 宽 x 高)(mm) | Packing dimension | 227×170×175 | 227×170×175 |