MQ8260A Crankshaft grinding machine
MQ8260A Crankshaft grinding machine
 


   Details

Model

MQ8260Ax1600

MQ8260Ax1800

MQ8260Ax2000

Max. work diameter × Max. length

Φ580×1600 mm

Φ580×1800 mm

Φ580×2000 mm

Capacity

Max. swing over table

580 m

 Work diameter ground

with steady rest

Φ30×100 mm

Φ50×120 mm

 Throw of crankshaft

110 mm

120 mm

 Max. work length ground

in 3 jaw chuck

 1400 mm

 1600 mm

 1800 mm

 Max. work length ground

between centres

 1600 mm

 1800 mm

 2000 mm

 Max. work weight

 120 kg

 150 kg

Headstock

Centre height

300 mm

 Work speed (rpm)

25,45,95

 25,45,65,100

wheelhead

 Max. cross movement

185 mm

Wheelhead rapid approach & withdrawal

100 mm

 Wheelhead feed per turn of cross feed handwheel

1 mm

 Wheel feed per grad of cross feed handwheel

0.005 mm

Grinding wheel

Wheel spindle speed

740, 890 rpm

Wheel peripheral speed

25.6 – 35 m/sec

Wheel size

Φ900x32xΦ305 mm

Table

Table traverse per turn

of handwheel coarst

5.88 mm

Table traverse per turn

of handwheel fine

1.68 mm

Table swivel (taper

18/100)

Table swivel per grad of scale (taper 1:50)

10’

Overall capacity of motor

9.82 kw

11.2 kw

Overall dimension (LxWxH) (mm)

4166x2037x1584

4900x2037x1584

 Weight

6000 kg

6200 kg

7000 kg

Working

accuracy

Ovality (new standard

0.005

Cylindricity

0.01

 

 

Roughness Ra

0.21