Grinding center TG4
Achieving high accuracy and high speed grinding through process integration
Grinding centers
TG4
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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 | mm | 320/630 | |
| Swing over table | mm | φ320 | |
| Max. grinding diameter | O.D. | mm | φ220 |
| I.D. | mm | φ120 | |
| Grinding wheel OD (Normal wheel) | O.D. x Width x I.D. | mm mm |
straight: φ405×50 [75]×φ127 Angular: φ405×50 [75]×φ127 |
| Surface speed | m/s |
30 [45/60] | |
| Wheelhead in feed | Rapid feedrate | m/min | 1 |
| Smallest input increment | mm | 0.0001 | |
| Wheelhead swiveling unit | Swiveling angle | ° | 0～210 |
| Swivel unit | ° | 0.00001 | |
| Swiveling method | Automatic (DD motor) | ||
| 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 |
