WO2023058085A1 - Dispositif de commande numérique - Google Patents

Dispositif de commande numérique Download PDF

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Publication number
WO2023058085A1
WO2023058085A1 PCT/JP2021/036611 JP2021036611W WO2023058085A1 WO 2023058085 A1 WO2023058085 A1 WO 2023058085A1 JP 2021036611 W JP2021036611 W JP 2021036611W WO 2023058085 A1 WO2023058085 A1 WO 2023058085A1
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WO
WIPO (PCT)
Prior art keywords
unit
hmi
numerical controller
restart
processing machine
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Application number
PCT/JP2021/036611
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English (en)
Japanese (ja)
Inventor
朋和 加藤
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ファナック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by ファナック株式会社 filed Critical ファナック株式会社
Priority to PCT/JP2021/036611 priority Critical patent/WO2023058085A1/fr
Publication of WO2023058085A1 publication Critical patent/WO2023058085A1/fr

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form

Definitions

  • the present disclosure relates to a numerical control device for processing machines.
  • a HMI Human Machine Interface
  • the HMI is used for editing machining programs and setting various parameters of the numerical controller.
  • Patent Document 1 a technique for restarting only the HMI is known.
  • the HMI when the HMI is restarted, the HMI needs to acquire various data such as machine data from the numerical controller. At this time, the numerical controller is heavily loaded by the data transfer process. Therefore, if the HMI is restarted while the workpiece is being machined, the numerical control processing will be delayed, which may adversely affect the surface of the workpiece being machined. Moreover, if the HMI is restarted while the tool or workpiece is rotating or moving, there is a concern that the machine operator may be concerned about safety during that time.
  • the present disclosure provides a numerical controller that can prevent adverse effects on the surface of a workpiece even if the HMI is restarted while the processing machine is in operation, and that ensures safety during the restart. With the goal.
  • a numerical controller comprises a detection unit that detects an abnormality in the HMI unit that realizes the HMI function, a control unit that operates the processing machine according to the machining program, and whether or not predetermined conditions are satisfied in the control unit during execution of the machining program. and a restarting unit for restarting the HMI unit when the detecting unit detects an abnormality in the HMI unit and the determining unit determines that a predetermined condition is satisfied.
  • FIG. 4 is a flow chart showing an example of the flow of processing executed by a numerical control device; 3 is a block diagram showing an example of functions of an HMI and a numerical controller; FIG.
  • FIG. 1 is a block diagram showing an example of the hardware configuration of a processing machine equipped with a numerical controller.
  • the processing machine 1 is a machine that processes an object to be processed.
  • the processing machine 1 is connected to the HMI 31 .
  • the processing machine 1 includes machine tools, wire electric discharge machines, injection molding machines, and three-dimensional printers.
  • Machine tools include lathes, machining centers and multi-task machines.
  • the processing machine 1 includes a numerical control device 2, an input/output device 3, a servo amplifier 4, a servo motor 5, a spindle amplifier 6, a spindle motor 7, and auxiliary equipment 8.
  • the numerical controller 2 is a device that controls the processing machine 1 as a whole.
  • the numerical controller 2 includes a hardware processor 201 , a bus 202 , a ROM (Read Only Memory) 203 , a RAM (Random Access Memory) 204 and a nonvolatile memory 205 .
  • the hardware processor 201 is a processor that controls the entire numerical controller 2 according to the system program.
  • a hardware processor 201 reads a system program or the like stored in a ROM 203 via a bus 202 and performs various processes based on the system program.
  • the hardware processor 201 controls the servomotor 5 and the spindle motor 7 based on the machining program.
  • the hardware processor 201 is, for example, a CPU (Central Processing Unit) or an electronic circuit.
  • the hardware processor 201 analyzes the machining program and outputs control commands to the servo motor 5 and the spindle motor 7 for each control cycle.
  • a bus 202 is a communication path that connects each piece of hardware in the numerical controller 2 to each other. Each piece of hardware within the numerical controller 2 exchanges data via the bus 202 .
  • the ROM 203 is a storage device that stores system programs and the like for controlling the numerical controller 2 as a whole.
  • a ROM 203 is a computer-readable storage medium.
  • the RAM 204 is a storage device that temporarily stores various data.
  • the RAM 204 functions as a work area for the hardware processor 201 to process various data.
  • the non-volatile memory 205 is a storage device that retains data even when the processing machine 1 is turned off and power is not supplied to the numerical controller 2 .
  • the nonvolatile memory 205 stores, for example, machining programs and various parameters.
  • Non-volatile memory 205 is a computer-readable storage medium.
  • the nonvolatile memory 205 is composed of, for example, an SSD (Solid State Drive).
  • the numerical controller 2 further includes a first interface 206, an axis control circuit 207, a spindle control circuit 208, a PLC (Programmable Logic Controller) 209, an I/O unit 210, and a second interface 211. Prepare.
  • a first interface 206 connects the bus 202 and the input/output device 3 .
  • the first interface 206 sends various data processed by the hardware processor 201 to the input/output device 3, for example.
  • the input/output device 3 is a device that receives various data via the first interface 206 and displays various data. The input/output device 3 also accepts input of various data and sends the various data to the hardware processor 201 via the first interface 206, for example.
  • the input/output device 3 is, for example, a touch panel.
  • the touch panel is, for example, a capacitive touch panel. Note that the touch panel is not limited to the capacitive type, and may be a touch panel of another type.
  • the input/output device 3 is installed on a control panel (not shown) in which the numerical control device 2 is stored.
  • the axis control circuit 207 is a circuit that controls the servo motor 5 .
  • the axis control circuit 207 receives a control command from the hardware processor 201 and outputs various commands to the servo amplifier 4 for driving the servo motor 5 .
  • the axis control circuit 207 sends a torque command for controlling the torque of the servo motor 5 to the servo amplifier 4, for example.
  • the servo amplifier 4 receives a command from the axis control circuit 207 and supplies current to the servo motor 5 .
  • the servo motor 5 is driven by being supplied with current from the servo amplifier 4 .
  • the servomotor 5 is connected to, for example, a ball screw that drives the tool post.
  • the servomotor 5 may incorporate a speed detector (not shown) that detects the feed speed of the axis.
  • a spindle control circuit 208 is a circuit for controlling the spindle motor 7 .
  • a spindle control circuit 208 receives a control command from the hardware processor 201 and outputs a command for driving the spindle motor 7 to the spindle amplifier 6 .
  • the spindle control circuit 208 for example, sends a torque command for controlling the torque of the spindle motor 7 to the spindle amplifier 6 .
  • the spindle amplifier 6 receives a command from the spindle control circuit 208 and supplies current to the spindle motor 7 .
  • the spindle motor 7 is driven by being supplied with current from the spindle amplifier 6 .
  • a spindle motor 7 is connected to the main shaft and rotates the main shaft.
  • the PLC 209 is a device that executes the ladder program and controls the auxiliary equipment 8. PLC 209 sends commands to auxiliary equipment 8 via I/O unit 210 .
  • the I/O unit 210 is an interface that connects the PLC 209 and the auxiliary device 8.
  • the I/O unit 210 sends commands received from the PLC 209 to the auxiliary equipment 8 .
  • the auxiliary device 8 is a device that is installed in the processing machine 1 and performs auxiliary operations in the processing machine 1.
  • the auxiliary equipment 8 operates based on commands received from the I/O unit 210 .
  • the auxiliary device 8 may be a device installed around the processing machine 1 .
  • the auxiliary device 8 is, for example, a tool changer, a cutting fluid injection device, or an opening/closing door drive.
  • a second interface 211 is a communication path for connecting the bus 202 and the HMI 31 .
  • the second interface 211 sends various data processed by the hardware processor 201 to the HMI 31, for example.
  • the second interface 211 is, for example, an interface for wireless communication.
  • the second interface 211 may be an interface for wired communication.
  • the HMI 31 is a device and software that is connected to the numerical controller 2 and implements various settings and operations for the numerical controller 2 .
  • HMI31 contains input devices, such as a display, a keyboard, and a touch panel, for example.
  • the HMI 31 may be software that runs on a general-purpose OS (Operating System) provided in PCs (Personal Computers), tablet terminals, and the like.
  • FIG. 2 is a block diagram showing an example of the hardware configuration of the HMI 31.
  • FIG. HMI 31 includes hardware processor 301 , bus 302 , ROM 303 , RAM 304 , nonvolatile memory 305 , input/output device 306 and interface 307 .
  • the hardware processor 301 is a processor that controls the entire HMI 31 according to the system program.
  • a hardware processor 301 reads a system program or the like stored in a ROM 303 via a bus 302 and performs various processes based on the system program.
  • Hardware processor 301 is, for example, a CPU or an electronic circuit.
  • a bus 302 is a communication path that connects each piece of hardware within the HMI 31 to each other. Each piece of hardware within the HMI 31 exchanges data via the bus 302 .
  • the ROM 303 is a storage device that stores system programs and the like for controlling the HMI 31 as a whole.
  • the RAM 304 is a storage device that temporarily stores various data.
  • a RAM 304 functions as a work area for the hardware processor 301 to process various data.
  • the nonvolatile memory 305 is a storage device that retains data even when the HMI 31 is powered off.
  • the nonvolatile memory 305 is composed of, for example, an SSD (Solid State Drive).
  • the input/output device 306 is a device that receives various data via the bus 302 and displays various data. Also, the input/output device 306 receives input of various data and sends the various data to the hardware processor 301 via the bus 302 .
  • the input/output device 306 is, for example, a touch panel. Input/output devices 306 may include input devices such as a mouse and keyboard.
  • the interface 307 is a communication path for connecting the bus 302 and the numerical controller 2 .
  • the interface 307 sends various data processed by the hardware processor 301 to the numerical controller 2, for example.
  • the interface 307 is, for example, an interface for wireless communication.
  • Interface 307 may be an interface for wired communication.
  • FIG. 3 is a block diagram showing an example of the functions of the HMI 31 and the numerical controller 2.
  • the HMI 31 includes a communication section 311 , an HMI section 312 and an HMI monitoring section 313 .
  • the communication unit 311, the HMI unit 312, and the HMI monitoring unit 313 are operated by the hardware processor 301, for example, using system programs stored in the ROM 303 and various data stored in the nonvolatile memory 305. It is realized by
  • the communication unit 311 communicates with the numerical controller 2 via a communication line to exchange various data.
  • the communication unit 311 receives, for example, machining program data and various parameter data from the numerical controller 2 .
  • the HMI section 312 implements the HMI function.
  • the HMI functions are, for example, a machining program editing function, a machining program simulation function, and a parameter setting function of the numerical controller 2 .
  • the HMI unit 312 has a watchdog counter (not shown) and periodically updates the watchdog counter.
  • the HMI monitoring unit 313 monitors the operation of the HMI unit 312.
  • the HMI monitoring unit 313 monitors, for example, a watchdog counter that the HMI unit 312 has.
  • HMI monitoring section 313 outputs a signal indicating that an abnormality has occurred in HMI section 312 to numerical control device 2 via communication section 311 .
  • the HMI monitoring unit 313 restarts the HMI unit 312 when receiving a restart execution command from a restarting unit, which will be described later.
  • the numerical controller 2 includes a storage unit 21, a communication unit 22, a detection unit 23, a control unit 24, a determination unit 25, and a restart unit 26.
  • the storage unit 21 is implemented by storing various data in the RAM 204 or the nonvolatile memory 205.
  • the storage unit 21 stores various data.
  • the various data are, for example, a machining program, tool correction data, and various parameters.
  • the communication unit 22 communicates with the HMI 31 via a communication line and exchanges various data.
  • Various data are, for example, data stored in the storage unit 21 .
  • the detection unit 23 detects an abnormality in the HMI unit 312 via the communication unit 22. Detection unit 23 detects an abnormality in HMI unit 312 based on the signal output from HMI monitoring unit 313 .
  • Abnormality of the HMI unit 312 is a state in which the HMI unit 312 does not operate normally. Abnormality of the HMI unit 312 includes, for example, a state in which updating of the display screen of the input/output device 306 stops, and freezing.
  • the abnormality of the HMI unit 312 is an abnormality of part or all of the functions realized by the HMI unit 312 .
  • the control unit 24 operates the processing machine 1 according to the processing program.
  • the control unit 24 controls the operation of the processing machine 1 based on, for example, the machining program stored in the storage unit 21 and the correction data of the tool.
  • the control unit 24 identifies cutting blocks and non-cutting blocks when controlling the operation of the processing machine 1 . Cutting blocks and non-cutting blocks are described in detail later.
  • the operation of the processing machine 1 is, for example, movement of the shaft of the processing machine 1 and rotation of the main shaft.
  • FIG. 4 is a diagram showing an example of a machining program executed by the control unit 24.
  • FIG. 5 is a diagram showing the movement path of the tool that moves when the machining program shown in FIG. 4 is executed.
  • G50 written in the block with sequence number N1 is a command that specifies the maximum spindle speed. That is, "G50S2000” specifies that the maximum spindle speed is 2000 [rev/min].
  • T written in the block with sequence number N2 is a command that specifies the tool number and tool correction number. That is, "T0202" designates that the tool with the tool number 02 is called and the correction data with the tool correction number 02 is used.
  • G96 described in the block with sequence number N3 is a command specifying constant peripheral speed control. That is, "G96S120" specifies that the peripheral speed is set to 120 [m/min].
  • G00 written in the block with sequence number N11 is a positioning command. That is, "G00X100Z150" specifies that the tool should be positioned at X100, Z150.
  • the block with sequence number N12 specifies that the tool should be positioned at position X95. Note that the positioning command is a command for moving the tool at rapid feed.
  • G01 written in the block with sequence number N13 is a linear interpolation command.
  • F is a feed speed command. That is, "G01Z100F0.25" designates that the tool is moved to the position of Z100 by linear interpolation at a feed rate of 0.25 [mm/rev].
  • the linear interpolation command is a command to move the tool by cutting feed.
  • the block with the sequence number N14 designates that the tool is moved to the position X100 by linear interpolation.
  • the block with the sequence number N15 designates that the tool is moved to the position of X103, Z103 by linear interpolation.
  • the block with sequence number N18 it is specified that the tool is moved to the position of Z100 by cutting feed at a feed rate of 0.25 [mm/rev].
  • the block with the sequence number N19 designates that the tool is moved to the position X95 by cutting feed.
  • the block with sequence number N20 designates that the tool is moved to the position of X98Z103 by cutting feed.
  • M00 written in the block with sequence number N25 is a program stop command. That is, "M00" designates that the program is stopped and the operation of the processing machine 1 is stopped.
  • the maximum spindle speed is specified, tool change is executed, and constant peripheral speed control is specified (sequence numbers N1 to N3).
  • the tool is positioned at position X100, Z150, after which the tool is rapidly moved along the X axis to position X95 (sequence numbers N11, N12).
  • the tool moves along the Z axis to position Z100 at a feed rate of 0.25 [mm/rev], and moves along the X axis to position X100 (sequence numbers N13, N14).
  • the tool is separated from the workpiece by moving to positions X103 and Z103 by cutting feed, then moves to position Z150 by rapid feed, and then moves to position X90 by rapid feed (sequence numbers N15 to N17). .
  • the tool moves along the Z-axis to the Z100 position with cutting feed, and further moves to the X95 position (sequence numbers N18, N19).
  • the determination unit 25 determines whether or not a predetermined condition is satisfied in the control unit during execution of the machining program.
  • the predetermined condition is, for example, that a predetermined block in the machining program becomes executable.
  • the predetermined condition is satisfied.
  • a predetermined condition may be met during execution of a predetermined block.
  • execution of a given block may be completed, and a given condition may be met before execution of a block next to the given block begins.
  • a predetermined block is, for example, a non-cutting block that does not contain a cutting command.
  • a non-cutting block is a block that does not contain cutting feed commands for the tool.
  • the cutting feed command is, for example, a linear interpolation command and a circular interpolation command.
  • the non-cutting block there is no contact between the tool and the work, and the work is not machined by the tool.
  • blocks with sequence numbers other than sequence numbers N13 to N15 and N18 to N20 are non-cutting blocks.
  • the blocks with sequence numbers N13-N15 and N18-N20 are cutting blocks.
  • the restart unit 26 restarts the HMI unit 312 when the detection unit 23 detects an abnormality in the HMI unit 312 and the determination unit 25 determines that a predetermined condition is satisfied.
  • the restarting unit 26 sends an instruction to restart the HMI unit 312 to the HMI monitoring unit 313 via the communication unit 22 .
  • the HMI monitoring unit 313 restarts the HMI unit 312 .
  • the control unit 24 stops the operation of the processing machine 1 in the non-cutting block.
  • the restart unit 26 may restart the HMI unit 312 after the control unit 24 stops the operation of the processing machine 1 with the non-cutting block.
  • the control unit 24 stops the operation of the processing machine 1 in the non-cutting block until the restart of the HMI unit 312 is completed.
  • “Stopping operation” means at least stopping the movement of the axis. Therefore, while the HMI section 312 is being restarted, machining of the workpiece by the tool is not executed.
  • Completion of restart means that the HMI unit 312 is in a state in which it can operate normally.
  • the state in which the HMI unit 312 can operate normally is, for example, when the hardware processor 301 is physically restarted, and when the HMI unit 312 completes receiving various data for realizing the HMI function from the numerical controller 2.
  • the application program operated by the HMI unit 312 is restarted, and the HMI unit 312 receives various data from the numerical controller 2 for realizing the HMI function. when it's done. Note that even if the HMI unit 312 is restarted, if the HMI unit 312 does not receive various data from the numerical controller 2 and can operate normally, the HMI unit 312 is not necessarily the numerical controller. It is not necessary to receive various data from 2.
  • the control section 24 may restart the operation of the processing machine 1 that has been stopped. Moreover, even when the restart of the HMI section 312 fails, the control section 24 may restart the stopped operation of the processing machine 1 .
  • To restart the operation of the processing machine 1 means to start execution of the machining program from the non-cutting block in which the operation of the processing machine 1 has been stopped or the block next to the non-cutting block.
  • the control unit 24 may prohibit restarting the operation of the processing machine 1 while the HMI unit 312 is restarting. For example, the control unit 24 may not restart the operation of the processing machine 1 even if the start button provided on the operation panel of the numerical controller 2 is pressed while the HMI unit 312 is being restarted.
  • the restart unit 26 restarts the HMI unit 312. reboot.
  • the control unit 24 stops the operation of the processing machine 1 .
  • the control unit 24 may stop the operation of the processing machine 1 during execution of the block with the sequence number N11. Further, the control unit 24 may stop the operation of the processing machine 1 after the execution of the block with the sequence number N11 is completed. Alternatively, the operation of the processing machine 1 may be stopped during or after the execution of the block with the sequence number N12. In other words, the control unit 24 should not execute the cutting block while the HMI unit 312 is restarting.
  • the restart unit 26 restarts the HMI unit 312. do not start.
  • the restart unit 26 may restart the HMI unit 312 after the execution of the cutting blocks with sequence numbers N13 to N15 is completed.
  • FIG. 6 is a flowchart showing an example of the flow of processing executed by the numerical controller 2.
  • the control unit 24 operates the processing machine 1 according to the processing program (step S1).
  • the detection section 23 detects the abnormality in the HMI section 312 (step S2).
  • the determination unit 25 determines whether or not a predetermined condition is satisfied (step S3).
  • the predetermined condition is, for example, that the non-cutting block becomes executable.
  • the restarting unit 26 restarts the HMI unit 312 (step S4). If the determination unit 25 determines that the predetermined condition is not satisfied (No in step S3), the determination unit 25 repeats this determination until the predetermined condition is satisfied.
  • the control unit 24 stops the operation of the processing machine 1 (step S5).
  • the restart unit 26 may restart the HMI unit 312 after the control unit 24 stops the operation of the processing machine 1 .
  • step S6 When the restart of the HMI section 312 is completed (YES in step S6), the control section 24 restarts the operation of the processing machine 1 (step S7), and terminates the processing when the processing is completed.
  • the control unit 24 waits for restarting the operation of the processing machine 1 until the restart of the HMI unit 312 is completed (No in step S6).
  • the numerical controller 2 includes the detection unit 23 that detects an abnormality in the HMI unit 312 that implements the HMI function, the control unit 24 that operates the processing machine 1 according to the machining program, and the Determination unit 25 that determines whether or not a predetermined condition is satisfied; and a restarting unit 26 for restarting 312 .
  • the predetermined condition is that a non-cutting block that does not contain a cutting command becomes executable. Therefore, even if the HMI section 312 is restarted during operation of the processing machine 1, the control section 24 does not execute the cutting block. Therefore, the numerical controller 2 can prevent the surface of the workpiece from being adversely affected.
  • control unit 24 stops the operation of the processing machine 1 with a non-cutting block. Therefore, the numerical controller 2 can reliably prevent contact between the tool and the workpiece while the HMI section 312 is being restarted. As a result, the numerical control device 2 can prevent the surface of the workpiece from being adversely affected, and at the same time, since the tool and workpiece are not rotating or moving, safety is ensured while the HMI section 312 is being restarted. be.
  • the control unit 24 resumes the stopped operation. Therefore, even if the HMI unit 312 is restarted during operation of the processing machine 1, the numerical controller 2 can complete the processing of the workpiece according to the processing program.
  • the control unit 24 restarts the stopped operation. Therefore, even if the restart of the HMI section 312 fails, the numerical controller 2 can complete the machining of the workpiece according to the machining program.
  • control unit 24 prohibits restarting the operation of the processing machine 1 while the HMI unit 312 is being restarted. Therefore, even if the start button on the operation panel is accidentally pressed while the HMI unit 312 is restarting, it is possible to prevent the operation of the processing machine 1 from restarting. As a result, the numerical controller 2 can prevent the surface of the workpiece from being adversely affected, and at the same time, ensure safety during restarting of the HMI section 312 .
  • the storage unit 21 may store time information regarding the time when the control unit 24 restarts the operation of the processing machine 1 .
  • the storage unit 21 also stores time information about the time when the detection unit 23 detected an abnormality in the HMI unit 312, time information about the time when the determination unit 25 determined that the predetermined condition was satisfied, and the restart unit 26. At least one of the time information about the time when the restart of the HMI unit 312 is started by the HMI unit 312 and the time information about the time when the restart of the HMI unit 312 is completed may be stored.
  • the storage unit 21 corresponds to the first storage unit and the second storage unit described in the claims.
  • the HMI 31 may be implemented in the numerical control device 2 as well.
  • the HMI unit 312 and the HMI monitoring unit 313 are implemented by software that operates in a task different from the task in which the hardware processor 201 of the numerical controller 2 implements the functions of the numerical controller 2 .
  • the numerical controller 2 may include a hardware processor 301 that implements the HMI section 312 separately from the hardware processor 201 that implements numerical control.
  • the numerical control device 2 may further include an alarm section that generates an alarm.
  • FIG. 7 is a block diagram showing an example of the functions of the HMI 31 and the numerical controller 2.
  • FIG. 7 differs from the block diagram shown in FIG. 3 in that the numerical controller 2 has an alarm section 27 . Therefore, the description of the configuration other than the alarm unit 27 will be omitted as appropriate.
  • the alarm unit 27 generates an alarm when the restarting unit 26 fails to restart the HMI unit 312 .
  • the alarm unit 27 notifies the operator of an alarm by, for example, rotating and turning on one of a plurality of rotating lights included in a laminated rotating light (not shown).
  • the storage unit 21 may further store time information regarding the time when the alarm unit 27 generates an alarm. Note that the storage unit 21 corresponds to a third storage unit described in the claims.

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  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Numerical Control (AREA)

Abstract

Un dispositif de commande numérique selon la présente invention comprend : une unité de détection qui détecte une anomalie d'une unité HMI qui met en œuvre une fonction HMI ; une unité de commande qui commande un dispositif d'usinage selon un programme d'usinage ; une unité de détermination qui détermine si une condition prescrite a été satisfaite dans l'unité de commande pendant l'exécution du programme d'usinage ; et une unité de redémarrage qui redémarre l'unité HMI lorsqu'une anomalie de l'unité HMI a été détectée par l'unité de détection, et lorsque l'unité de détermination a déterminé que la condition prescrite a été satisfaite.
PCT/JP2021/036611 2021-10-04 2021-10-04 Dispositif de commande numérique WO2023058085A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003288105A (ja) * 2002-03-28 2003-10-10 Fanuc Ltd 制御装置
JP2014038562A (ja) * 2012-08-20 2014-02-27 Fanuc Ltd Ｈｍｉ異常時の保守機能を備えた数値制御装置
JP2015179400A (ja) * 2014-03-19 2015-10-08 Dmg森精機株式会社 工作機械の制御システム
JP2016057936A (ja) * 2014-09-11 2016-04-21 ファナック株式会社 Ｈｍｉ異常時の再起動機能を備えた数値制御装置
JP2018067268A (ja) * 2016-10-21 2018-04-26 ファナック株式会社 表示切替機能を備えた数値制御システム及び数値制御装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003288105A (ja) * 2002-03-28 2003-10-10 Fanuc Ltd 制御装置
JP2014038562A (ja) * 2012-08-20 2014-02-27 Fanuc Ltd Ｈｍｉ異常時の保守機能を備えた数値制御装置
JP2015179400A (ja) * 2014-03-19 2015-10-08 Dmg森精機株式会社 工作機械の制御システム
JP2016057936A (ja) * 2014-09-11 2016-04-21 ファナック株式会社 Ｈｍｉ異常時の再起動機能を備えた数値制御装置
JP2018067268A (ja) * 2016-10-21 2018-04-26 ファナック株式会社 表示切替機能を備えた数値制御システム及び数値制御装置

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