项目

item

ma1420a

ma1420a/750

磨削直径范围

grinding diameters

8～200 mm

8～200 mm

磨削孔径范围

gringing bores

13～80 mm

13～80 mm

磨削长度

max grinding length

500 mm

750 mm

磨削深度

max grinding depth

125 mm

125 mm

工作台移动量

max travel of table

600 mm

800 mm

液压移动速度

hydraulic traverse speeds

0.1～4 m/min

0.1～4 m/min

工作台转动范围

swivel range of the table

-5°～+9°

-3°～+9°

砂轮线速度

max peripheral speed of grinding wheel

35 m/s

35 m/s

砂轮直径

max grinding wheel diameter

300 mm

300 mm

头架主轴转速

speeds of headstock spindle 

60,85,230 rpm

120,170,460 rpm

电机总容量

coolant pump drive motor

4.24 kw

4.24 kw

机床外形尺寸（长x宽x高）

overall dimensions (lxwxh)

2000x1420x1600 mm

2700x1420x1600 mm

机床重量

weight of machine

2100 kg

2600 kg

项目

item

ma1420a

ma1420a/750

外圆圆度

ex ternal

0.003 mm

0.003 mm

内孔圆度

in ternal

0.005 mm

0.005 mm

纵截面直径

cylindricity

0.005 mm

0.005 mm

外圆粗糙度

ex surface

ra≤0.32μm

ra≤0.32μm

内孔粗糙度

in surface

ra≤0.63μm

ra≤0.63μm

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