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