WO2019234897A1 - 数値制御装置および情報処理装置 - Google Patents

数値制御装置および情報処理装置 Download PDF

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Publication number
WO2019234897A1
WO2019234897A1 PCT/JP2018/021943 JP2018021943W WO2019234897A1 WO 2019234897 A1 WO2019234897 A1 WO 2019234897A1 JP 2018021943 W JP2018021943 W JP 2018021943W WO 2019234897 A1 WO2019234897 A1 WO 2019234897A1
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WO
WIPO (PCT)
Prior art keywords
numerical control
unit
information
machining program
control device
Prior art date
Application number
PCT/JP2018/021943
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English (en)
French (fr)
Japanese (ja)
Inventor
滉貴 河瀬
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三菱電機株式会社
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.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2018560687A priority Critical patent/JP6472587B1/ja
Priority to CN201880006499.3A priority patent/CN110832412B/zh
Priority to DE112018000259.4T priority patent/DE112018000259T5/de
Priority to PCT/JP2018/021943 priority patent/WO2019234897A1/ja
Publication of WO2019234897A1 publication Critical patent/WO2019234897A1/ja

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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
    • G05B19/4093—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 characterised by part programming, e.g. entry of geometrical information as taken from a technical drawing, combining this with machining and material information to obtain control information, named part programme, for the NC machine
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/35—Nc in input of data, input till input file format
    • G05B2219/35291—Record history, log, journal, audit of machine operation
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/36—Nc in input of data, input key till input tape
    • G05B2219/36042—Point to defect, faulty instruction or locus, call up corresponding command block
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Definitions

  • the present invention relates to a numerical control device and an information processing device for controlling a machine tool by executing a machining program.
  • Patent Literature 1 operation pattern information that defines combinations of input operations that may cause an abnormality is stored in advance, and the input operations that are defined in the received input operations and the stored operation pattern information. And a numerical control device having a function of preventing the occurrence of an abnormality in advance.
  • the numerical control device described in the above-mentioned Patent Document 1 considers the possibility of causing an abnormality from among the enormous operation patterns that the user may perform when operating the numerical control device. Has to be generated in advance, which is troublesome.
  • the numerical control device described in Patent Document 1 only an abnormality that occurs due to a change in the relationship between the machine coordinate system and the workpiece coordinate system is targeted. Will increase.
  • the present invention has been made in view of the above, and an object of the present invention is to obtain a numerical control device that can reduce the occurrence of an abnormality caused by an input operation by suppressing a user's trouble.
  • the present invention is a numerical control device, which includes a machining control unit that executes a machining program to control a machine tool, and operation information indicating the contents of an input operation.
  • the first operation history is generated by recording, and the operation information when an abnormality occurs in the operation information is recorded in association with the machining program executed when the abnormality occurs.
  • an operation recording unit for generating an operation history and an input operation for instructing execution of a machining program are received, if the current input operation is determined to be an abnormal operation using the second operation history, a machining control unit A notification unit that notifies a message without starting execution of the machining program.
  • the numerical control device is advantageous in that it can reduce the occurrence of abnormality caused by the input operation by suppressing the user's trouble.
  • movement of the operation recording part shown in FIG. The flowchart which shows operation
  • FIG. 1 and FIG. 6 The figure which shows the structure of the hardware for exclusive use which implement
  • FIG. 1 is a diagram illustrating a functional configuration of a numerical control apparatus 1 according to the first embodiment of the present invention.
  • the numerical control device 1 includes functional units such as an operation monitoring unit 11, a comparison unit 12, a notification unit 13, a processing control unit 14, and a storage unit 15.
  • the operation monitoring unit 11 includes an operation recording unit 111.
  • the storage unit 15 includes a first storage unit 151 and a second storage unit 152.
  • the numerical control device 1 is connected to an input operation unit 2 for an operator to perform an input operation and a display unit 3 capable of outputting a display screen to the operator.
  • the operation monitoring unit 11 receives operation information indicating the content of the input operation from the input operation unit 2 and monitors the content of the input operation. Specifically, when the operation monitoring unit 11 receives operation information of an input operation instructing execution of the machining program from the input operation unit 2, the operation monitoring unit 11 outputs the operation information to the comparison unit 12. Further, the operation monitoring unit 11 includes an operation recording unit 111 that stores the received operation information in the storage unit 15 when receiving operation information of an input operation for changing the execution condition of the machining program from the input operation unit 2. . The operation recording unit 111 records the operation information in the first storage unit 151 and generates a first operation history every time operation information is input from the input operation unit 2.
  • the operation recording unit 111 is notified of the occurrence of the abnormality from the machining control unit 14.
  • the operation recording unit 111 associates the operation information when the abnormality occurs with the machining program executed by the machining control unit 14 when the abnormality occurs, and stores the second storage unit.
  • the second operation history is generated by recording in 152.
  • FIG. 2 is a diagram showing an example of a second operation history generated by the operation recording unit 111 shown in FIG.
  • the second operation history includes operation information when an abnormality has occurred and information indicating a machining program executed by the machining control unit 14 when the abnormality has occurred.
  • the operation information is information indicating the type of operation content.
  • the comparison unit 12 determines that the current input operation is abnormal in execution of the machining program. It is determined whether or not an abnormal operation occurs.
  • the comparison unit 12 determines whether or not the current input operation is an abnormal operation before the machining control unit 14 starts executing the machining program when an input operation instructing execution of the machining program is received.
  • the determination result is output to the notification unit 13.
  • the current input operation is an input operation performed from when the machining control unit 14 stopped executing the machining program last time until receiving an input operation for instructing execution of the machining program.
  • an input operation for specifying a condition As an example of the input operation for specifying the execution condition of the machining program, there are an input operation for specifying the tool correction amount, an input operation for changing the coordinate system, and the like.
  • the notification unit 13 causes the display unit 3 to display a message when it is determined that the current input operation is an abnormal operation based on the determination result of the comparison unit 12.
  • the message includes a message indicating that an abnormality may occur when the machining program is executed with the content of the current input operation, a message prompting the user to confirm the content of the current input operation, and the like.
  • the notification unit 13 notifies the machining control unit 14 whether to start the machining program. For example, when it is determined that the current input operation is an abnormal operation, the notification unit 13 notifies the machining control unit 14 to stop execution of the machining program.
  • the notification unit 13 When it is not determined that the current input operation is an abnormal operation, the notification unit 13 notifies the machining control unit 14 to start execution of the machining program.
  • the notification unit 13 uses the display unit 3 to display a selection screen for selecting whether or not to start the machining program, and to allow the operator to select whether or not to start the machining program. it can. In this case, even when it is determined that the current input operation is an abnormal operation, when the execution of the machining program is confirmed via the selection screen, the notification unit 13 causes the machining control unit 14 to execute the machining program. Can be started.
  • the machining control unit 14 controls the machine tool 4 by executing a machining program in accordance with an instruction from the notification unit 13.
  • the machining control unit 14 receives a notification from the machine tool 4 and notifies the operation monitoring unit 11 that an abnormality has occurred.
  • the storage unit 15 stores the first operation history supplied from the operation recording unit 111 in the first storage unit 151, and stores the second operation history supplied from the operation recording unit 111 in the second storage unit 152. .
  • FIG. 3 is a flowchart showing the operation of the operation recording unit 111 shown in FIG.
  • the operation recording unit 111 determines whether there is operation information received from the input operation unit 2 (step S101). When there is no operation information (step S101: No), the operation recording unit 111 repeats the operation of step S101. When there is operation information (step S101: Yes), the operation recording unit 111 stores the received operation information in the first storage unit 151 and creates a first operation history (step S102).
  • the operation recording unit 111 determines whether or not an abnormality has occurred in the machine tool 4 (step S103).
  • the operation recording unit 111 can determine whether an abnormality has occurred based on whether there is an abnormality notification from the processing control unit 14. If no abnormality has occurred (step S103: No), the operation recording unit 111 returns to the process of step S101. If an abnormality has occurred (step S103: Yes), the operation recording unit 111 determines whether or not the machining control unit 14 is executing a machining program (step S104). When the machining program is not being executed (step S104: No), the operation recording unit 111 returns to the process of step S101. When the machining program is being executed (step S104: Yes), the operation recording unit 111 stores the operation information in the second storage unit 152 in association with information indicating the running machining program, and the second operation history. Is created (step S105).
  • the first storage unit 151 stores operation information indicating the contents of all input operations
  • the second storage unit 152 includes an abnormality in the operation information. Only the operation information indicating the content of the input operation when the occurrence of the error is stored in association with the information indicating the machining program being executed when the abnormality occurred.
  • FIG. 4 is a flowchart showing an operation until the numerical control device 1 shown in FIG. 1 starts executing the machining program.
  • the operation monitoring unit 11 determines whether or not the input operation indicated by the operation information received from the input operation unit 2 is an input operation instructing execution of the machining program (step S201).
  • step S201: No If the input operation is not an instruction to execute the machining program (step S201: No), the operation monitoring unit 11 repeats the process of step S201.
  • step S201: Yes When the operation is an input operation instructing execution of the machining program (step S201: Yes), the operation monitoring unit 11 notifies the comparison unit 12 of identification information of the target machining program for which execution has been instructed (step S202).
  • the comparison unit 12 is associated with the machining program notified from the operation monitoring unit 11 among the operation information of the current input operation and the operation information included in the second operation history stored in the second storage unit 152.
  • the operation information is compared, and the comparison result is output to the notification unit 13 (step S203).
  • the notification unit 13 determines whether or not the comparison result output by the comparison unit 12 is coincident (step S204). When the comparison results do not match (step S204: No), the notification unit 13 notifies the machining control unit 14 to start execution of the machining program and starts automatic operation (step S205). When the comparison result is coincident (step S204: Yes), the notification unit 13 displays a selection screen on the display unit 3 for causing the operator to select whether or not to start the machining program (step S206).
  • FIG. 5 is a diagram showing a selection screen 30 displayed on the display unit 3 shown in FIG.
  • the selection screen 30 is a message 31 for confirming whether or not the operation content of the current input operation is correct, and a selection for selecting whether or not to confirm the execution of the machining program while maintaining the operation content of the current input operation.
  • Buttons 32A and 32B are shown in which the current input operation is an operation for changing the correction amount of the tool.
  • the selection button 32A is an operation button for confirming the execution of the machining program while maintaining the correction amount specified by the current input operation.
  • the selection button 32B is used for the current input operation without starting the execution of the machining program. This is an operation button for correcting the correction amount specified in.
  • the notification unit 13 determines whether execution of the machining program has been confirmed using the selection screen 30 (step S207).
  • step S207: Yes for example, when the selection button 32A on the selection screen 30 shown in FIG. 5 is operated, the notification unit 13 executes the process of step S205.
  • step S207: No for example, when the selection button 32B of the selection screen 30 shown in FIG. 5 is operated, the notification unit 13 does not start the automatic operation and the current input A setting screen for redoing the operation, specifically, a setting screen (not shown) for changing the correction amount of the tool is displayed on the display unit 3 (step S208).
  • the machining program that is executed when the abnormality occurs is the operation information when the abnormality has occurred. Whether or not the current input operation is an abnormal operation that causes an abnormality is determined on the basis of the second operation history associated with the information indicating the above. If the current input operation is an abnormal operation, a message is notified before the execution of the program is started. According to the numerical control device 1, the second operation history is generated while the numerical control device 1 is operated as usual, and there is no need for trouble such as analyzing in advance an input operation causing an abnormality. For this reason, a user's effort can be suppressed and generation
  • the second operation history includes operation information when an abnormality has occurred and information indicating a machining program that has been executed when the abnormality has occurred.
  • the process of determining whether or not the operation is abnormal is performed by comparing the current operation with the second operation history, but the processing time increases as the second operation history increases.
  • the second operation history includes information indicating the machining program that was being executed when the abnormality occurred
  • the second machining history to be executed is the same as the second machining program when determining whether or not the operation is abnormal. Only the operation history can be used. In this case, since it is possible to reduce the amount of the second operation history used for determining whether or not the operation is an abnormal operation, it is possible to reduce the occurrence of an abnormality caused by the input operation while shortening the processing time. be able to.
  • FIG. FIG. 6 is a diagram showing the configuration of the control system 100 of the numerical controllers 1a-1 and 1a-2 according to the second embodiment of the present invention.
  • the control system 100 includes numerical control devices 1 a-1 and 1 a-2 and an information processing device 7 connected to the numerical control devices 1 a-1 and 1 a-2 through a network 8.
  • Each of the numerical control devices 1a-1 and 1a-2 includes an operation monitoring unit 11, a notification unit 13, a processing control unit 14, and a communication unit 16.
  • the information processing apparatus 7 includes a comparison unit 72, a storage unit 75, and a communication unit 76.
  • the storage unit 75 includes a first storage unit 751 and a second storage unit 752.
  • each of the numerical control devices 1a-1 and 1a-2 is simply referred to as a numerical control device 1a.
  • the operation monitoring unit 11 outputs the information output to the comparison unit 12 in the first embodiment to the comparison unit 72 via the communication units 16 and 76 and the network 8, and communicates the information recorded in the storage unit 15.
  • the point of recording in the storage unit 75 via the units 16 and 76 and the network 8 is different from the first embodiment.
  • the notification unit 13 is different from the first embodiment in that the notification unit 13 receives the determination result received from the comparison unit 12 in the first embodiment from the comparison unit 72 via the communication units 16 and 76 and the network 8. Since the machining control unit 14 is the same as that of the first embodiment, the description thereof is omitted here.
  • the comparison unit 72 Based on the operation information of the current input operation and the information indicating the machining program to be executed, the comparison unit 72 receives the operation information of the current input operation from the plurality of numerical control devices 1 via the communication units 16 and 76 and the network 8. And the operation information included in the second operation history stored in the second storage unit 752 of the storage unit 75 are compared. The comparison unit 72 returns the comparison result to the numerical control device 1 via the communication unit 76 and the network 8.
  • the information indicating the operation information of the current input operation may be the operation information itself of the current input operation, or the target operation information is specified in the operation information already stored in the first storage unit 751. Information may be used.
  • the information indicating the machining program to be executed is, for example, an identification number that identifies the machining program.
  • the comparison unit 72 may simply compare operation information associated with the same machining program.
  • the storage unit 75 When the configuration of the plurality of numerical control devices 1 that can execute the same machining program can be different, whether the storage unit 75 has the same configuration of the numerical control device 1 that generated each data of the second operation history It may have information for determining whether or not. For example, the second storage unit 752 adds the numerical control device 1 that has generated the operation information to the operation information included in the second operation history in addition to the information indicating the machining program that was being executed when the abnormality occurred. It can include information to indicate. In addition to the second operation history, the storage unit 75 has information for grouping the numerical control devices 1 having the same configuration among the plurality of numerical control devices 1 connected to the information processing device 7. Also good.
  • FIG. 7 is a diagram showing an example of the second operation history stored in the second storage unit 752 shown in FIG.
  • the second storage unit 752 includes, as the second operation history, operation information, information indicating a machining program associated with the operation information, and a device for identifying the numerical control device 1 that has generated the operation information. Including identification information.
  • FIG. 8 is a diagram showing grouping information of the numerical control device 1 stored in the storage unit 75 shown in FIG.
  • the grouping information shown in FIG. 8 is for grouping the device identification information for specifying the numerical control device 1 and the numerical control device 1 specified by each device identification information for each numerical control device 1 having the same configuration.
  • Group information For example, by using the grouping information shown in FIG. 8, the numerical controller 1a-1 and the numerical controller 1a-2 have the same configuration, and the numerical controller 1a-3 and the numerical controller 1a-4 And have the same configuration.
  • the numerical control devices 1 classified into different groups have different configurations. For example, the numerical control device 1a-1 and the numerical control device 1a-5 have different configurations.
  • the information processing device 7 can determine the numerical control device 1 having the same configuration among the plurality of connected numerical control devices 1. Therefore, when the information processing device 7 receives the operation information of the current input operation and the information indicating the machining program from the numerical control device 1a-1, the comparison unit 72 adds to the second operation history of the numerical control device 1a-1. Thus, based on the second operation history of the numerical control device 1a-2 having the same configuration as the numerical control device 1a-1, it can be determined whether or not the current input operation is an abnormal operation. As described above, the second operation history generated by the plurality of numerical control devices 1 can be used to increase the number of samples serving as a criterion for determining whether or not the operation is abnormal. Can be increased.
  • the grouping information is an example of information used for the information processing device 7 to determine the numerical control device 1 having the same configuration. Any method may be used as long as the second operation history used by the information processing apparatus 7 can be determined.
  • FIG. 9 is a diagram illustrating a configuration of dedicated hardware that realizes the functions of the numerical control device 1 and the information processing device 7 illustrated in FIGS. 1 and 6.
  • the functions of the operation monitoring unit 11, the comparison units 12 and 72, the notification unit 13, the processing control unit 14, the storage units 15 and 75, and the communication units 16 and 76 illustrated in FIGS. 1 and 6 are dedicated hardware processing circuits. 91 can be used.
  • the processing circuit 91 is, for example, a single circuit, a composite circuit, a programmed processor, a parallel programmed processor, an ASIC (Application Specific Integrated Circuit), an FPGA (Field-Programmable Gate Array), or a combination thereof.
  • FIG. 10 is a diagram showing a configuration for realizing the functions of the numerical control device 1 and the information processing device 7 shown in FIGS. 1 and 6 using software.
  • Functions of the operation monitoring unit 11, the comparison units 12 and 72, the notification unit 13, the processing control unit 14, the storage units 15 and 75, and the communication units 16 and 76 shown in FIGS. 1 and 6 use a processor 92 and a memory 93. Can be realized.
  • the processor 92 is a CPU (Central Processing Unit) and is also called a central processing unit, a processing unit, an arithmetic unit, a microprocessor, a microcomputer, a DSP (Digital Signal Processor), or the like.
  • the memory 93 is, for example, a nonvolatile or volatile semiconductor memory such as RAM (Random Access Memory), ROM (Read Only Memory), flash memory, EPROM (Erasable Programmable ROM), EEPROM (registered trademark) (Electrically EPROM), Magnetic disks, flexible disks, optical disks, compact disks, mini disks, DVDs (Digital Versatile Disks), etc.
  • the processor 92 reads out and executes the computer program stored in the memory 93, so that the operation monitoring unit 11, the comparison units 12 and 72, the notification unit 13, the processing control unit 14, the storage units 15 and 75, the communication unit 16, 76 functions are realized.
  • the memory 93 is also used as a temporary memory in each process executed by the processor 92.
  • the configuration described in the above embodiment shows an example of the contents of the present invention, and can be combined with another known technique, and can be combined with other configurations without departing from the gist of the present invention. It is also possible to omit or change the part.
  • the information processing apparatus 7 is connected to the two numerical control apparatuses 1a-1 and 1a-2.
  • the information processing device 7 is connected to one or more numerical control devices 1 and the number thereof is not limited.
  • the comparison unit 72 of the information processing device 7 uses the second operation history generated by the plurality of numerical control devices 1 having the same configuration by using the grouping information. It is not limited to such an example. For example, even in the information processing device 7 connected to a plurality of numerical control devices 1, the comparison unit 72 uses the second operation history for each numerical control device 1 and the current input operation is an abnormal operation. It may be determined whether or not there is.
  • the comparison units 12 and 72 compare the current input operation with the second operation history, and if the operations match, the current input operation is an abnormal operation.
  • the method for determining whether or not the current input operation is an abnormal operation is not limited to such an example.
  • the method for determining whether or not the current input operation is an abnormal operation may be a method for determining based on the second operation history, and more specifically, between the current input operation and the second operation history. Any method for determining based on the comparison result may be used.
  • the comparison units 12 and 72 evaluate the similarity between the current input operation and the operation indicated by the second operation history stored in the second storage unit 152, and the current input operation is an abnormal operation based on the evaluation result.
  • the comparison units 12 and 72 can evaluate the similarity in consideration of the value input by the current input operation, before and after the procedure, and the like.
  • the comparison units 12 and 72 determine whether or not the current input operation is an abnormal operation based on a combination of the plurality of input operations.
  • the comparison units 12 and 72 may make a determination based on whether or not a combination of a plurality of input operations matches, or may evaluate a degree of similarity of a combination of a plurality of input operations.
  • the comparison units 12 and 72 may determine whether or not the current input operation is an abnormal operation using a machine learning technique.
  • the notification unit 13 displays a message on the display screen using the display unit 3 to notify the operator, but this embodiment is applied. It is not limited to examples.
  • the notification to the operator may be performed using notifying means such as sound, light, vibration, etc. in addition to the message display or instead of the message display.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Numerical Control (AREA)
PCT/JP2018/021943 2018-06-07 2018-06-07 数値制御装置および情報処理装置 WO2019234897A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2018560687A JP6472587B1 (ja) 2018-06-07 2018-06-07 数値制御装置および情報処理装置
CN201880006499.3A CN110832412B (zh) 2018-06-07 2018-06-07 数控装置及信息处理装置
DE112018000259.4T DE112018000259T5 (de) 2018-06-07 2018-06-07 Numerische Steuervorrichtung und Informationsverarbeitungsvorrichtung
PCT/JP2018/021943 WO2019234897A1 (ja) 2018-06-07 2018-06-07 数値制御装置および情報処理装置

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PCT/JP2018/021943 WO2019234897A1 (ja) 2018-06-07 2018-06-07 数値制御装置および情報処理装置

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JPH11224114A (ja) * 1998-02-06 1999-08-17 Fanuc Ltd 数値制御装置及び数値制御装置の異常処理方法
JP2007272545A (ja) * 2006-03-31 2007-10-18 Brother Ind Ltd 数値制御装置及び数値制御装置による異常処理方法
JP2011154607A (ja) * 2010-01-28 2011-08-11 Fanuc Ltd 誤動作を防止する機能を備えた数値制御装置

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US8566937B2 (en) * 2010-10-04 2013-10-22 Panasonic Corporation Information processing apparatus and method for preventing unauthorized cooperation of applications
JP5449623B2 (ja) * 2011-07-06 2014-03-19 三菱電機株式会社 信号処理装置
JP5910428B2 (ja) * 2012-09-13 2016-04-27 オムロン株式会社 監視装置、監視方法、プログラムおよび記録媒体
CN105074590A (zh) * 2013-02-20 2015-11-18 三菱电机株式会社 工程设计工具以及工程设计系统

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Publication number Priority date Publication date Assignee Title
JPH11224114A (ja) * 1998-02-06 1999-08-17 Fanuc Ltd 数値制御装置及び数値制御装置の異常処理方法
JP2007272545A (ja) * 2006-03-31 2007-10-18 Brother Ind Ltd 数値制御装置及び数値制御装置による異常処理方法
JP2011154607A (ja) * 2010-01-28 2011-08-11 Fanuc Ltd 誤動作を防止する機能を備えた数値制御装置

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JP6472587B1 (ja) 2019-02-20

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