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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万能外圆磨床。
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 |
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磨削孔径范围 |
Gringing bores |
13～80 mm |
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最大磨削长度 |
Max grinding length |
500 mm |
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最大磨削深度 |
Max grinding depth |
125 mm |
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工作台最大移动量 |
Max travel of table |
600 mm |
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液压移动速度 |
Hydraulic traverse speeds |
0.1～4 m/min |
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工作台转动范围 |
Swivel range of the table |
-5°～+9° |
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砂轮最大线速度 |
Max peripheral speed of grinding wheel |
35 m/s |
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最大砂轮直径 |
Max grinding wheel diameter |
300 mm |
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头架主轴转速 |
Speeds of headstock spindle |
60,85,230 rpm |
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电机总容量 |
Coolant pump drive motor |
4.24 kw |
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机床外形尺寸（长X宽X高） |
Overall dimensions (LxWxH) |
2000X1420X1600 mm |
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机床重量 |
Weight of machine |
2100 kg |
工作精度 Working Accuracy
|
项目 |
Item |
|
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外圆圆度 |
Ex Ternal |
0.001 mm |
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内孔圆度 |
In Ternal |
0.002 mm |
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纵截面直径 |
Cylindricity |
0.005 mm |
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外圆粗糙度 |
Ex Surface |
Ra≤0.04 mm |
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内孔粗糙度 |
In Surface |
Ra≤0.04 mm |
Main Accessories主要附件
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1 |
冷却液箱 Coolant tank |
1 set |
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2 |
开式中心架 Open center rest |
1 set |
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3 |
砂轮修整器 Grinding wheel dresser |
1 set |
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4 |
砂轮夹板 Grinding wheel clamp |
2 sets |
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5 |
砂轮平衡器 Grinding wheel balancer |
1 pc |
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6 |
合金顶尖 Carbide-tipped center |
2 pcs |
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7 |
半缺顶尖 Half center |
2 pcs |
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8 |
桥板 Bridge plate |
1 pc |
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9 |
夹头 Chuck |
1 set |
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10 |
双头扳手 Double end werch |
6 pcs |
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11 |
内六角扳手 Socket head screw wrench |
5 pcs |
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12 |
六角套筒扳手 Hexagon socket wrench |
1 pc |
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13 |
三角胶带 Vblet |
2 pcs |
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14 |
支点底座 Support iron |
3 pcs |
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15 |
松卸螺帽 Dismountingnut |
1 pc |
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16 |
三爪卡盘 Three jaw chuck |
1 set |
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17 |
闭式中心架 Closed center rest |
1 set |
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18 |
内磨接长轴 Grinding wheel arbors for internal grinding |
4 sets |
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19 |
多楔带 V-ribbed belt |
2 pcs |
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20 |
平皮带 Flat belts |
2 pcs |
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21 |
内磨遮板 Splash guard for internal grinding |
1 set |
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22 |
其他附件 Other accessories |
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