Machine tool system

A machine tool system comprising:

• a machine tool main body configured to machine a workpiece supported on a table by using a tool detachably attached to a spindle;
• and
• an information processing apparatus, wherein,
• the machine tool main body includes:
• a rotary tool magazine in which a plurality of grips each configured to hold the tool to be attached to the spindle are provided along a circumferential direction of the rotary tool magazine;
• and
• an image pickup device arranged in the tool magazine independent of the tool to be attached to the spindle to machine the workpiece and configured to take an image of multiple members including at least the workpiece in a machining area of the machine tool main body;
• and
• the information processing apparatus includes a geometric feature calculating unit configured to calculate shapes of the multiple members located in the machining area and an arrangement state thereof, based on image data of the image taken by the image pickup device before machining of the workpiece wherein the image pickup device remains arranged in the tool magazine during machining.