Control unit
US7742836B2 · kind B2 · utility
3Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 2008 |
| Grant date | Jun 22, 2010 |
| Priority date | — |
| Expiry date | May 21, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05B2219/37634
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A control unit for a machine tool at least one vibration detection device attached to a main shaft portion of a machine tool or a movable body; a storage device for storing a vibration signal detected by the vibration detection device being related to operation information of the machine tool; a collision judgment device for judging that a collision has occurred; and an output device for outputting the vibration signal at the time of judging the occurring of the collision. By the above constitution, the control unit is capable of grasping a specific circumstance of collision and quickly determining a cause of collision.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.