A machine tool includes: an imaging unit for capturing an image of a tool from a side of the tool; a shape extraction unit for extracting the shape of the tool from the image of the tool captured by the imaging unit; a wear detection unit for detecting the degree of wear of the tool based on the shape of the tool; and a changing unit for changing at least one of the pitch and the depth of cut according to the degree of wear.

A machine tool includes: an imaging unit for capturing an image of a tool from a side of the tool; a shape extraction unit for extracting the shape of the tool from the image of the tool captured by the imaging unit; a wear detection unit for detecting the degree of wear of the tool based on the shape of the tool; and a changing unit for changing at least one of the pitch and the depth of cut according to the degree of wear.

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.

An embodiment of the present invention provides a machining system that can lengthen the lifespan of a tool and improve the machining quality of a workpiece by managing the amount of wear of the tool by machining the workpiece using the other portion of the tool when a portion of the tool is worn and the machining performance of the tool is decreased. The machining device for controlling a tool position considering tool wear according to an embodiment of the present invention includes: a tool-moving unit coupled to the machining unit and moving the machining unit to change the position of the tool with respect to the workpiece; a supporting unit supporting the workpiece and moving the workpiece to change the position of the workpiece with respect to the tool; a sensor unit disposed at the machining unit and measuring a current amount, which is supplied to a machining motor operating the tool, or an operation force of the tool; and a control unit receiving a measurement signal from the sensor unit and transmitting a control signal to the tool-moving unit and the supporting unit.

An embodiment of the present invention provides a machining system that can lengthen the lifespan of a tool and improve the machining quality of a workpiece by managing the amount of wear of the tool by machining the workpiece using the other portion of the tool when a portion of the tool is worn and the machining performance of the tool is decreased. The machining device for controlling a tool position considering tool wear according to an embodiment of the present invention includes: a tool-moving unit coupled to the machining unit and moving the machining unit to change the position of the tool with respect to the workpiece; a supporting unit supporting the workpiece and moving the workpiece to change the position of the workpiece with respect to the tool; a sensor unit disposed at the machining unit and measuring a current amount, which is supplied to a machining motor operating the tool, or an operation force of the tool; and a control unit receiving a measurement signal from the sensor unit and transmitting a control signal to the tool-moving unit and the supporting unit.

Provided are a fluctuation amount estimation device (9) capable of evaluating reliability of an estimated value and a correction amount calculation device (1) including the fluctuation amount estimation device (9). The correction amount calculation device (1) includes the fluctuation amount calculation device (9), a correction amount calculation unit (5), and a correction amount output unit (7). The fluctuation amount estimation device (9) includes a parameter storage (3) storing parameters as constituent elements of a neural network obtained by machine learning, an estimation unit (2) estimating a fluctuation amount relevant to a position of an element arranged in a machine tool (11) or a fluctuation amount of a distance between elements arranged in the machine tool (11) for each physical condition information of the machine tool (11) by means of the neural network with a parameter freely selected from the parameters being omitted, and a reliability evaluation unit (4) evaluating reliability of estimated multiple fluctuation amounts based on the estimated fluctuation amounts. The correction amount calculation unit (5) calculates a correction amount for the estimated fluctuation amounts based on the fluctuation amounts, and the correction amount output unit (7) outputs the calculated correction amount to outside.

The purpose of the present invention is to provide a device for controlling a machine tool with which it is possible to smoothly stop oscillation at an arbitrary timing without loss of cutting-chip-shredding performance, and to minimize shock produced in the machine tool. The present invention provides a device 1 for controlling a machine tool for performing machining while causing a tool and a workpiece to oscillate relative to each other, the device 1 for controlling a machine tool comprising: an oscillation command generation unit 12 for generating an oscillation command on the basis of a machining condition and an oscillation condition; an oscillation stoppage assessment unit 13 for assessing the timing of oscillation stoppage; and a position speed control unit 17 for causing, on the basis of a superimposition command generated by superimposing the oscillation command onto a position command or a position deviation, the tool and the workpiece to oscillate relative to each other. The oscillation command generation unit 12 causes the oscillation amplitude to gradually attenuate from the timing at which oscillation stoppage is communicated from the oscillation stoppage assessment unit 13.

The invention relates to a multiaxial machining center (30) for machining a part (35), comprising: a support plate for supporting a part (35) to be machined, a positioning carriage (36) that can be moved with respect to the support plate along at least one first axis of movement, a machining carriage (32) that can be moved with respect to the positioning carriage (36) along a second axis of movement perpendicular to said at least one first axis of movement, a connection mechanism between the machining carriage and the positioning carriage, which connection mechanism is configured to guide and move in translation the machining carriage, the connection mechanism furthermore comprising: a system for applying a predetermined force to the machining carriage (32) along the second axis of movement, a unit for controlling the force applied to the machining carriage (32) by the application system.

The invention relates to a multiaxial machining center (30) for machining a part (35), comprising: a support plate for supporting a part (35) to be machined, a positioning carriage (36) that can be moved with respect to the support plate along at least one first axis of movement, a machining carriage (32) that can be moved with respect to the positioning carriage (36) along a second axis of movement perpendicular to said at least one first axis of movement, a connection mechanism between the machining carriage and the positioning carriage, which connection mechanism is configured to guide and move in translation the machining carriage, the connection mechanism furthermore comprising: a system for applying a predetermined force to the machining carriage (32) along the second axis of movement, a unit for controlling the force applied to the machining carriage (32) by the application system.