Grinding machine with automatic wheel exchange device
Abstract
Abstract A GRINDING MACHINE WITH AN AUTOMATIC GRINDING WHEEL EXCHANGE DEVICE WHICH IS OPERATIVE FOR PERFORMING A PROGRAMMED GRINDING OPERATION WITHOUT BEING AFFECTED BY CHANGES OCCURRING IN THE GRINDING WHEEL DIAMETER. THE LATERAL DISTANCE BETWEEN THE PERIPHERY OF AN EXCHANGED WHEEL AND A DRESSING DEVICE WHICH IS IN A PREDTERMINED POSTION WITH RESPECT TO THE WORKPIECE SUPPORT IS MEASURED BY A MEASURING DEVICE FOR THEREAFTER BRINGING THE PERIPHERY OF THE WHEEL INTO PROPER CONTACT WITH THE DRESSING DEVICE AND POSITIONING THE SIDE FACE OF THE WHEEL IN A PREDETERMINED RELATIONSHIP WITH RESPECT TO THE DRESSING DEVICE. THE DRESSING DEVICE DRESSES THE WHEEL INTO A PREDETERMINED SHAPE ACCORDING TO A PREDETERMINED PROGRAM AND THE DRESSED GRINDING WHEEL THEN EFFECTS THE DESIRED GRINDING OPERATION BY USING THE DRESSING DEVICE AS A REFERENCE POSITION FOR CONTROLLING MOVEMENT OF THE GRINDING WHEEL SUPPORT WITH RESPECT TO THE WORKPIECE SUPPORT, DEVICE ACCORDING TO THE PREDETERMINED PROGRAM.
Inventors
- 👤 Hiroaki Asano
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |