带半自动机构的精密磨床，适用于批量加工精密零件的具有半自动纵磨及自动切入磨性能的精密半自动万能外圆磨床。
规格及主要技术参数 Main Specifications
|
项目 |
Item |
MMB1420A |
|
磨削直径范围 |
Grinding diameters |
8~200 mm |
|
磨削孔径范围 |
Gringing bores |
13～80 mm |
|
最大磨削长度 |
Max grinding length |
500 mm |
|
最大磨孔长度 |
Max grinding depth |
125 mm |
|
工作台最大移动量 |
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° |
|
砂轮最大线速度 |
Max peripheral speed of grinding wheel |
37 m/s |
|
砂轮尺寸 |
Wheel dimensions |
300X40X127 mm |
|
头架主轴转速 |
Speeds of headstock spindle |
60,85,120,170,230,460 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 |
1 μm |
|
内孔圆度 |
In Ternal |
2 μm |
|
纵截面直径 |
Cylindricity |
5 μm |
|
外圆粗糙度 |
Ex Surface |
Ra≤0.04 μm |
|
内孔粗糙度 |
In Surface |
Ra≤0.16 μm |
主要附件 Main Accessories
|
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 |
合金顶尖 Carbide-tipped center |
2 pcs |
|
|
7 |
半缺顶尖 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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