| 摘要 |
PROBLEM TO BE SOLVED: To easily acquire a desired waveform data item in a waveform display device that performs a waveform display of time-series physical quantity data items of a machine tool including a servo motor controlled by a numerical control device.SOLUTION: A waveform display device includes: a time-series data acquisition unit 11 that acquires time-series physical quantity data items; a retrieval condition setup unit 12 that sets a retrieval condition of a physical quantity data item; a data retrieval unit 13 that retrieves the physical amount data item satisfying the retrieval condition set by the retrieval condition setup unit 12 from the physical amount data items acquired by the time-series data acquisition unit 11; and a retrieval result display unit 14 that performs the waveform display of the physical quantity data item retrieved by the data retrieval unit 13 or time-series physical quantity data items within a prescribed range including another physical quality data item corresponding to the physical quantity data item, from the physical quantity data items acquired by the time-series data acquisition unit 11. |
