△ Follow-up swing type grinding rod journal
△ On-line measurement under full closed loop control
△ One-time clamping to ensure the accurate batch processing of the rod journal, main journal and thrust surface of the crankshaft.
△ Linear speed of the CBN grinding wheel can reach 120m/s.
△ Wheel head (X1 and X2 axis) is driven by linear servo motor and equipped with closed hydrostatic guideway.
△ Fast forward speed reaches 40m/min
△ High rotation and positioning accuracy
△ Advanced international famous brand active measuring device
△ Specific grinding interface software
|
Specification |
Unit |
MKQ52T |
|
|
Maximum rotating diameter |
mm |
Φ520 |
|
|
Distance between Centers |
mm |
600/1200 |
|
|
Height of center |
mm |
350 |
|
|
Maximum grinding diameter |
mm |
Φ320/Φ400 |
|
|
Maximum workpiece weight between centers |
kg |
150 |
|
|
Control System |
|
FANUC SIEMENS |
|
|
Grinding wheel (max) |
OD × W × ID |
mm |
Φ650×（16-80）(CBN) |
|
Linear speed |
m/sec |
120 |
|
|
Wheel head(X axis) |
Total travel |
mm |
400 |
|
Feed speed |
mm/min |
0.01～60000 |
|
|
Minimum setting unit |
mm |
0.001 |
|
|
Backward lower sliding table (Z axis) |
Type |
|
Backward longitudinal movement |
|
Feed speed |
mm/min |
0.02～20000 |
|
|
Minimum setting unit |
mm |
0.001 |
|
|
Work head |
Center |
|
Special purpose chuck |
|
Rotating speed |
rpm |
0-200(stepless) |
|
|
Tailstock |
Center |
|
Special purpose chuck |
|
Rotating speed |
rpm |
0-200(stepless) |
|
|
Travel of center |
mm |
100 |
|
|
Electrical system |
Power of wheel spindle motor |
kW |
～30 |
|
Feeding of wheel head |
|
Linear motor |
|
|
Feeding of backward sliding table |
N.m |
30 |
|
|
Accuracy |
Roundness |
mm |
0.003mm/0.005mm |
|
Consistency of the longitudinal section diameter |
mm |
0.004mm/0.006mm |
|
|
Roughness |
μm |
Ra 0.32；Ra 0.63 (end face) |
|
|
Total power |
kW |
～160 |
|
|
Net Weight |
kg |
～25000 |
|