項(xiàng)    目

item

ma1420a

ma1420a/750

磨削直徑范圍

grinding diameters

8～200 mm

8～200 mm

磨削孔徑范圍

gringing bores

13～80 mm

13～80 mm

zui大磨削長(zhǎng)度

max grinding length

500 mm

750 mm

zui大磨削深度

max grinding depth

125 mm

125 mm

工作臺(tái)zui大移動(dòng)量

max travel of table

600 mm

800 mm

液壓移動(dòng)速度

hydraulic traverse speeds

0.1～4 m/min

0.1～4 m/min

工作臺(tái)轉(zhuǎn)動(dòng)范圍

swivel range of the table

-5°～+9°

-3°～+9°

砂輪zui大線速度

max peripheral speed of grinding wheel

35 m/s

35 m/s

zui大砂輪直徑

max grinding wheel diameter

300 mm

300 mm

頭架主軸轉(zhuǎn)速

speeds of headstock spindle 

60,85,230 rpm

120,170,460 rpm

電機(jī)總?cè)萘?/p>

coolant pump drive motor

4.24 kw

4.24 kw

機(jī)床外形尺寸（長(zhǎng)x寬x高）

overall dimensions （lxh）

2000x1420x1600 mm

2700x1420x1600 mm

機(jī)床重量

weight of machine

2100 kg

2600 kg

工作精度 working accuracy

項(xiàng)    目

item

ma1420a

ma1420a/750

外圓圓度

ex ternal

0.003 mm

0.003 mm

內(nèi)孔圓度

in ternal

0.005 mm

0.005 mm

縱截面直徑

cylindricity

0.005 mm

0.005 mm

外圓粗糙度

ex surface

ra≤0.32 mm

ra≤0.32 mm

內(nèi)孔粗糙度

in surface

ra≤0.63 mm

ra≤0.63 mm

main accessories主要附件

1

冷卻液箱　coolant tank

1 set

2

開(kāi)式中心架　open center rest

1 set

3

砂輪修整器　grinding wheel dresser

1 set

4

砂輪夾板　grinding wheel clamp

2 sets

5

砂輪平衡器　grinding wheel balancer

1 pc

6

合金*　carbide-tipped center

2 pcs

7

半缺*　half center

2 pcs

8

橋板　bridge plate

1 pc

9

夾頭　chuck

1 set

10

雙頭扳手　double end werch

6 pcs

11

內(nèi)六角扳手　socket head screw wrench

5 pcs

12

六角套筒扳手　hexagon socket wrench

1 pc

13

三角膠帶　vblet

2 pcs

14

支點(diǎn)底座　support iron

3 pcs

15

松卸螺帽　dismountingnut

1 pc

16

三爪卡盤　three jaw chuck

1 set

17

閉式中心架　closed center rest

1 set

18

內(nèi)磨接長(zhǎng)軸　grinding wheel arbors for internal grinding

4 sets

19

多楔帶　v-ribbed belt

2 pcs

20

平皮帶　flat belts

2 pcs

21

內(nèi)磨遮板　splash guard for internal grinding

1 set

22

其他附件　other accessories