Machine tool

A machine tool comprising a cover that is provided to cover a working area in which a workpiece is worked using a tool, and isolates the inside of the machine tool that includes the working area from the outside, comprising:

• at least one camera that is provided to the inner side of the cover, and captures the inside of the machine tool;
• a touch panel that is provided to the cover, the touch panel including a display panel and an input operation panel, and the display panel displaying an image of the inside of the machine tool that has been captured by the at least one camera;
• a personal computer including an image database that stores data captured by the at least one camera in time series, an operation database that stores operation state display data of the machine tool in time series, and a processor that performs an analysis process using log data stored in the image database and the operation database;
• and
• a numerical controller controlled by the personal computer,
• wherein the display panel is configured to display in an automatic mode to enlarge images of working points of the workpiece captured by the at least one camera automatically one after another in a sequential manner along a sequence of the working points based on a working state acquired from the numerical controller.