| 主权项 |
1. A waveform display device displaying, by a waveform, a time series of physical quantity data changing with time in a machine tool, the machine tool having a servo motor controlled by a numerical control device,
the waveform display device comprising: a time series data acquisition part acquiring the time series of physical quantity data; a search condition setting part setting a search condition of the physical quantity data; a data search part searching for physical quantity data satisfying the search condition set by the search condition setting part, from among the physical quantity data acquired by the time series data acquisition part; and a search result display part extracting a time series of physical quantity data in a predetermined range including the physical quantity data searched by the data search part or other physical quantity data corresponding to the physical quantity data searched by the data search part, from among the physical quantity data acquired by the time series data acquisition part, and displaying the extracted time series of physical quantity data by a waveform. |
