Crankshaft Grinding Machine

Model

LQ8260Ax1600

LQ8260Ax1800

LQ8260Ax2000

Max. work diameter × Max. length

Φ580×1600mm

Φ580×1800mm

Φ580×2000mm

Capacity

Max. swing over table

580 mm

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

M ax. 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 coast

5.88 mm

Table traverse per turn of handwheel fine

1.68 mm

Table swivel (taper 18/100)

5°

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