The invention provides a data interface device 2 for transmitting tool data to a control device 31a, 31b of a numerically controlled tool machine 3a, 3b, the data interface device 2 comprising a first interface module 21 configure for data transmission with a tool data management device 1, a second interface module 22 configured for data transmission with a control device 31a, 31b of a numerically controlled tool machine 3a, 3b, and a data processing unit 23, wherein the data interface device 2 is configured to receive tool data of a tool usable in numerically controlled machine tools 3a, 3b from the tool data management device 1 via the first interface module 21 and to transmit the tool data to the control device 31a, 31b of the machine tool 3a, 3b via the second interface module 22, wherein the second interface module 22 is connectable to a plurality of control devices 31a, 31b of numerically controlled machine tools, and the data processing unit 23 is configured to convert a data format of the tool data received via the first interface module 21 into a target data format readable by a respective control device 31a; 31b of the plurality of control devices 31a, 31b which receives the tool data, such that the machine tool 3a; 3b, associated with said respective control device 31a; 31b which receives the tool data, is controllable in dependence of the tool data received by the respective control device 31a; 31b.

To provide a control device, a control method and a control program that enables normal restart of the execution of a machining program. A numerical controller includes an execution control unit configured to execute a machining program for controlling operation of a machine tool from a designated block, a start processing unit configured to set, when a subsequence called from a predetermined block in the machining program is started, a flag indicating that the subsequence is under execution, and a termination processing unit configured to reset the flag following termination of the subsequence. When the execution control unit is instructed, following interruption of execution of the machining program, to restart the machining program from a block succeeding the predetermined block, if the flag is set, the execution control unit suspends the execution of the machining program.

A numerical controller includes: a spindle load detection unit that detects time-series data on a load on a spindle when a workpiece is machined; a target load setting unit that sets a target load on the spindle; a machining time prediction unit that, based on the time-series data, predicts a machining time taken when a feed rate of the spindle is controlled so that a load on the spindle matches the target load; and a machining time output unit that outputs data on the predicted machining time.

The invention relates to a device (15) and a method (V) for machining a tool (16) by removing material. The tool (16) is first of all measured in three dimensions using a measuring unit (17) and a three-dimensional virtual tool model (M) is produced therefrom. This virtual tool model (M) is compared with a reference contour (R) from a particular tool data record (WD). If a match was determined, a machining program (PR) assigned to the tool data record (WD) is selected and a desired contour (SK) is determined by fitting the reference contour (R) into the three-dimensional virtual tool model (M). The tool (16) can then be machined on the basis of this desired contour (SK).

A numerical controller outputs a feature amount of time-series data generated in relation to machining. The numerical controller is provided with a data acquisition unit configured to acquire the time-series data from a sensor, a feature amount calculation unit configured to sort the time-series data by their values, extract a set of the time-series data with variations of the values not higher than a predetermined threshold, and calculate the feature amount representative of the set, and a feature amount output unit configured to output the feature amount.

Provided are an operation control device and program, which are capable of appropriately combining drive signals of two systems enabling improvement in processing speed while suppressing occurrence of a synchronization error. The present invention comprises: a first drive signal output unit that outputs a first drive signal that is a drive signal of a first system; a second drive signal output unit that outputs a second drive signal that is a drive signal of a second system; a transfer characteristic acquisition unit that acquires a transfer characteristic of position control of the first system; a correction unit that corrects the output first drive signal to obtain a corrected drive signal by using the acquired transfer characteristic; a first operation speed calculation unit that calculates the operation speed of the first system from the corrected drive signal as a first operation speed; a second operation speed calculation unit that calculates the operation speed of the second system from the second drive signal as a second operation speed; a synthesized drive signal generation unit that generates a synthesized drive signal by combining the corrected drive signal and the second drive signal; and an operation control unit that controls the operation of the second system by using the first operation speed, the second operation speed, and the synthesized drive signal.

A method for controlling a device system is disclosed, and the device system includes a tool device and a motorized advancing apparatus during the machining of a workpiece composed of a first material and a second material different from the first material. The method includes machining the workpiece by the device system initially in a first operating mode with first machining parameters that are stored for the first material. After the start of the machining of the workpiece in the first operating mode, the method includes measuring and storing a first machining progress of the tool device as a reference value. During the machining of the workpiece in the first operating mode, the method also includes regularly measuring and comparing with a first threshold value a current machining progress of the tool device.

A computer-implemented method is disclosed that is usable during production of an assembly using at least a first machine tool. The method comprises retrieving a predetermined production plan for the assembly, wherein the predetermined production plan comprises a plurality of operations using the first machine tool; acquiring input data to determine a production deviation from the predetermined production plan; determining, responsive to determining the production deviation, a modified production plan for the assembly by substituting one or more substitute operations for one or more of the plurality of operations of the predetermined production plan; and transmitting instructions to the first machine tool corresponding to the one or more substitute operations of the modified production plan.

The industrial power tool system includes a controller physically disposed in a predefined location within an assembly line work station. The controller has a first radio frequency transceiver that propagates a digital communication signal at a predefined power. A human operable portable power tool has a second radio frequency transceiver configured to communicate with the first transceiver, providing a signal strength datum indicative of the received signal strength. A processor circuit causes the tool to perform a sequence of predefined assembly job steps that are mediated by the processor circuit according to a control loop running on the processor circuit. The processor circuit compares the signal strength datum to a predefined signal strength threshold to determine if the distance between the first and second radio frequency transceivers is less than a predefined distance that defines a home area proximate the controller. The processor circuit uses the test of this distance as at least one operative step in the control loop that mediates the sequence of predefined assembly job steps.

A machine tool system includes a machine tool main body for machining a workpiece supported on a table by using a tool detachably attached to a spindle, and an information processing apparatus. The machine tool main body includes a rotary tool magazine in which multiple grips each capable of holding the tool to be attached to the spindle are provided along the circumferential direction, and an image pickup device that is arranged in the tool magazine and configured to take an image of multiple members in a machining area of the machine tool main body. The information processing apparatus includes a geometric feature calculating unit configured to calculate the shapes and the arrangement state of the multiple members in the machining area, based on image data of the image taken by the image pickup device.