A numerical control device 5 is provided with: a program preprocessing unit 54 for generating, on the basis of analysis results for each block of a numerical control program, a block robot instruction recognizable by a robot control device 6, and block information associated with the block robot instruction; a robot instruction storage unit 523 for storing the block robot instruction and the block information generated by the program preprocessing unit 54; a program execution management unit 58 for reading in the block information specified by a program execution instruction and the block robot instruction associated with the block information, from the robot instruction storage unit 523; and a first communication unit 59 for transmitting the block robot instruction read in by the program execution management unit 58 to the robot control device 6.

Provided is a deployment platform for deployment of an industrial application on an edge computing device, ECD, connected to the controller of a machine tool, MT, the deployment platform including a model management component, MMC, adapted to instantiate a generic machine tool model, GMTM, stored in a memory to provide a machine instance model, MIM, of the respective machine tool, MT, on the basis of a machine tool data report, MTDR, received by the model management component, MMC, from the edge computing device, ECD, of the respective machine tool, MT, and further adapted to convert generic data requirements, gR, of a generic industrial application into machine tool specific requirements, mtsR, using the machine instance model, MIM, of the respective machine tool, MT, wherein an instantiated industrial application for the machine tool, MT, is provided by instantiating the generic industrial application by extending its configuration data with machine tool specific requirements.

A wire electrical discharge machining system includes: an electrode motion control unit for moving a wire electrode while keeping the wire electrode parallel to Z.sub.1-axis and bring the wire electrode into contact with a reference piece, and moving the wire electrode while keeping the wire electrode inclined with respect to the Z.sub.1-axis and bring the wire electrode into contact with the reference piece; an electrode position acquiring unit for acquiring a position of the wire electrode in an X.sub.1Y.sub.1Z.sub.1 orthogonal coordinate system when the wire electrode touches the reference piece; a piece position acquiring unit for acquiring a piece position of the reference piece in an X.sub.2Y.sub.2Z.sub.2 orthogonal coordinate system when the wire electrode touches the reference piece; and a relative positional relationship calculator for calculating a coordinate system relative positional relationship, based on the acquired positions.

A device includes a catalog storage unit that stores a catalog having versatility; a catalog control unit that specifies the catalog corresponding to a target machine tool to be subjected to state determination based on machine tool information including an item of facility type and acquires the catalog from the catalog storage unit; a feature quantity extraction unit that extracts a feature quantity from sensor data detected from the target machine tool; a sensor data processing unit that performs state determination of the target machine tool based on the feature quantity distribution included in the acquired catalog and the feature quantity extracted from the sensor data; a feature quantity tuning unit that performs tuning of the feature quantity distribution by mapping the extracted feature quantity to the feature quantity distribution; and a catalog updating unit that updates the catalog based on the feature quantity distribution after tuning.

A numerical controller includes a coordinate management unit that updates machine origin offset data indicating a positional relationship between a machine origin of a machine tool and a machine origin of a robot depending on movement of the machine origin of the machine tool or the machine origin of the robot; and an interference check processing unit that detects interference between the machine tool and the robot on the basis of a position of a first interference definition area and a position of a second interference definition area, and the updated machine origin offset data.

This numerical control apparatus 5 controls the operation of a machine tool 2 on the basis of a numerical control program, generates, for a robot control device 6 that controls the operation of a robot 3 and a transfer device 4 which moves the robot 3, a robot command for moving a control axis of the robot 3 and a travel axis command for moving a travel axis of the transfer device 4, and inputs the generated commands to the robot control device 6. The numerical control apparatus 5 comprises: a coordinate value management unit 55 that acquires, respectively as additional axis reference coordinate values and robot reference coordinate values, coordinate values of the travel axis of the transfer device 4 and the control axis of the robot 3 acquired by the robot control device 6; and a command generation unit 56 that generates the robot command and the travel axis command on the basis of the numerical control program, the robot reference coordinate values, and travel axis reference coordinate values.

A numerical control system 1 comprises a robot control device 6 that controls an action of a robot 30, and a numerical control device 5 that is communicably connected to the robot control device 6, and controls an action of a machine tool 2. The robot control device 6 comprises: a storage unit 61 that stores a plurality of robot programs determined for each operating action with respect to a target of an operation, the target of the operation being the machine tool 2 and the numerical control device 5; a data transmission and reception unit 69 that acquires a state of the target of the operation; a program selection and activation unit 63 that, among the plurality of programs stored in the storage unit 61, selects and activates a program according to an analysis result: and an action control unit 64 that controls the action of the robot 30 on the basis of the activated robot program.

This machine tool system uses a plurality of mobile robots to convey workpieces to a plurality of machine tools, the machine tool system being provided with: machine tool control unit that issues work requests to the machine tools; a mobile robot control unit that determines workable times for the mobile robots on the basis of the work requests; and a determining unit that compares the workable times which are for the mobile robots and respectively planned by the mobile robots, and causes the mobile robot with the fastest workable time to execute the requested work.

Relative movement between a tool and a workpiece for machining the workpiece with a machine tool is controlled by defining a machine coordinate system (MKS) relative to a machine base of the machine tool and a rotation coordinate system (RKS) relative to the MKS by defining the origin of the RKS in the MKS, defining the orientation of a selected coordinate axis of the RKS in the MKS, defining an axis of rotation around which the RKS rotates in the MKS, defining an angular velocity with which the RKS rotates around the axis of rotation, defining a tool path in the RKS, and controlling the relative movement according to the defined tool path. With this procedure, complex movements of a machine tool, in particular in connection with so-called interpolation turning, can be described or programmed in a relatively simple manner.

A machine tool includes: an exterior cover covering a machining area where a workpiece on a worktable is machined by a machining tool; an articulated robot arranged inside the exterior cover and configured to replace the workpiece on the worktable; a controller configured to control a posture of the articulated robot and a coordinate point at which a hand of the articulated robot is positioned; and an air nozzle arranged inside the exterior cover and configured to remove scattered matter that has been generated during machining of the workpiece and has adhered at least to the hand when the articulated robot is set at a predetermined posture or when the hand is moved to a predetermined coordinate point.