| 摘要 |
An operating state management apparatus (10) for performing centralized management of operating state data for machine tools (20) of all customers is connected to each of the machine tools (20) via a wireless communication network and the Internet (60). A service center PC (40) constantly connected to a private server (15) provided in the operating state management apparatus (10) is installed in a service center. The service center PC (40) displays a predetermined map on a large screen monitor installed in the service center. Based on the location information data of each machine tool (20) regularly supplied by e-mail, the service center PC (40) indicates, on the map, the location of each machine tool (20) as a point of a circular marker. The color of the marker can be changed depending on the operating condition of the machine tool (20).
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