Achieving high accuracy and high speed grinding through process integration
Grinding centers
TG4
Outline
Adoption of a DD motor for the wheelhead swivel section
Achieving high accuracy positioning and high speed rotation of the wheelhead unit.
Equipped with a coolant penetration-free DD motor making for a highly reliable machine structure.
Achieving one-chuck grinding
Specification
Distance between centers |
|
Swing over table |
|
Max. grinding diameter |
O.D. |
mm |
φ220 |
I.D. |
mm |
φ120 |
|
Grinding wheel OD (Normal wheel) |
O.D. x Width x I.D. |
mm |
Straight:φ405×50 [75]×φ127 |
|
mm |
Angular:φ405×50 [75]×φ127 |
Surface speed |
m/s |
30 [45/60] |
|
Wheelhead infeed |
Rapid feedrate |
m/min |
φ15 |
Smallest input increment |
mm |
φ0.0001 |
|
Wheelhead swiveling unit |
Swiveling angle |
° |
0~210 |
Swivel unit |
° |
0.00001 |
Swiveling method |
|
Automatic(DDmotor) |
Swivel positioning method |
|
NC |
|
Table traverse |
Rapid feedrate |
m/min |
15 |
Smallest input increment |
mm |
0.0001 |
|
Workhead |
Type |
|
Spindle workhead |
Center |
|
Center specialized form |
|
Footstock |
Type |
|
Hydraulic |
Center |
|
Center specialized form |
|
[ ] shows optional specifications.