Methods, systems, and apparatus, including medium-encoded computer program products, for computer aided design and manufacture of physical structures using subtractive manufacturing systems and techniques include, in one aspect, a method including obtaining information regarding a geometry of a part to be machined by a computer-controlled manufacturing system from a workpiece; based on the information regarding the geometry, identifying machine components to be used by the computer-controlled manufacturing system during machining the part; determining a position for the machining of the part with respect to at least one of the machine components, to even out wear on the machine components, based on data indicating previous positions, movements and wear of components associated with the computer-controlled manufacturing system; and providing instructions usable by the computer-controlled manufacturing system, wherein the instructions are configured to cause the computer-controlled manufacturing system to use the position for the machining.

Methods, systems, and apparatus, including medium-encoded computer program products, for computer aided design and manufacture of physical structures using subtractive manufacturing systems and techniques include, in one aspect, a method including obtaining information regarding a geometry of a part to be machined by a computer-controlled manufacturing system from a workpiece; based on the information regarding the geometry, identifying machine components to be used by the computer-controlled manufacturing system during machining the part; determining a position for the machining of the part with respect to at least one of the machine components, to even out wear on the machine components, based on data indicating previous positions, movements and wear of components associated with the computer-controlled manufacturing system; and providing instructions usable by the computer-controlled manufacturing system, wherein the instructions are configured to cause the computer-controlled manufacturing system to use the position for the machining.

The objective of the present invention is to provide a tool measuring system, a control method, and a program with which it is possible for a cutting tool to be measured easily. This tool measuring system is provided with: a tool measuring device; a tool moving unit; a tool measuring unit; a tool correcting unit for feeding back the measured tool length and tool diameter of the cutting tool to a tool diameter correction number and a diameter correction number of the cutting tool; and a program computing unit for computing the operations of the tool measuring device, the tool moving unit, the tool measuring unit, and the tool correcting unit as instructions operable by the machine tool from a one-line control program in order to instruct the machine tool.

The objective of the present invention is to provide a tool measuring system, a control method, and a program with which it is possible for a cutting tool to be measured easily. This tool measuring system is provided with: a tool measuring device; a tool moving unit; a tool measuring unit; a tool correcting unit for feeding back the measured tool length and tool diameter of the cutting tool to a tool diameter correction number and a diameter correction number of the cutting tool; and a program computing unit for computing the operations of the tool measuring device, the tool moving unit, the tool measuring unit, and the tool correcting unit as instructions operable by the machine tool from a one-line control program in order to instruct the machine tool.