JPH0612113A - Numerical controller with check information display function - Google Patents

Abstract

PURPOSE:To instantly judge a periodical maintenance portion or a fault genera tion portion by an operator in a numerical controller having a check information display function. CONSTITUTION:A main parts arrangement plan storage part 12 stores the main parts arrangement plans of a machine main body preliminarily. A main part arrangement plan display control part 13 performs a graphic display by superposing it on the outside drawing of the machine main body in which a periodical maintenance portion or a fault generation portion among the main parts arrangement plans is graphically displayed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a numerical controller having a function of displaying inspection information such as periodic maintenance information, trouble information, trouble history information and the like.

[0002]

2. Description of the Related Art Generally, when a machine requires regular maintenance, a numerical control device generally creates and stores regular maintenance information consisting of the next maintenance date and the maintenance content for each regular maintenance location and stores it on the maintenance date. Prompt the operator to perform maintenance by displaying the regular maintenance location and maintenance contents on the screen. Further, when a failure occurs in the machine body, failure information including a failure occurrence location, a failure state, and a failure occurrence date and time is created and displayed on the screen to prompt the operator for repair. Here, the worker repairs the location of the failure, but in the case of a complicated failure, the service engineer of the manufacturer is requested to repair it. However, when the service engineer of the manufacturer visits and repairs, accurate failure information cannot be obtained because the failure is not reproduced, and repair may be difficult. Therefore, by providing a memory for storing the displayed failure information, the failure history can be created and the failure history information can be displayed on the screen even after the failure recovery according to the request from the operator.

FIG. 9 is a block diagram showing an example of the conventional numerical control device having the above-mentioned inspection information display function. Hereinafter, based on the drawings, a description will be given of a case where a maintenance day comes regularly, a case where a failure occurs during machine operation, and a case where a display request of past failure history is made. The regular maintenance information creation unit 2 creates the regular maintenance information SB including the next maintenance date and the maintenance content for each regular maintenance location based on the input data SA input from the input device 1, and creates the regular maintenance information storage unit 3 Remember. In addition, the machine external view storage unit 8
Stores a machine external view SE that is an external view of a machine tool controlled by a numerical controller as shown in FIG.

When the day for periodic maintenance comes, the failure / regular maintenance information display section 5 displays the regular maintenance information SB stored in the regular maintenance information storage section 3 on the display device 6 as a message. The machine appearance view display control unit 7 also creates machine appearance view display data SF based on the regular maintenance information SB stored in the regular maintenance information storage unit 3. The machine appearance drawing display data SF is instructed to be displayed separately from other parts such as blinking only the part corresponding to the regular maintenance part of the machine appearance drawing SE stored in the machine appearance drawing storage unit 8. It is a thing. Next, the failure / regular maintenance information display unit 5 distinguishes from other parts such as blinking only the portion corresponding to the periodic maintenance location according to the machine appearance drawing display data SF created by the machine appearance drawing display control unit 7. The external view of the machine is graphically displayed on the display device 6.

When a failure occurs during the operation of the machine, the failure information creating section 4 creates failure information data SC including a failure occurrence location, a failure state and a failure occurrence date and stores it in the failure history information storage section 9. Here, the failure history information storage unit 9
Stores all past failure information data SC created by the failure information creation unit 4 as failure history information SD. The machine appearance view display control unit 7 also creates machine appearance view display data SF based on the failure information data SC created by the failure information creation unit 4. Note that the machine appearance drawing display data SF is instructed to be displayed separately from other parts such as blinking only the portion of the machine appearance drawing SE stored in the machine appearance drawing storage unit 8 that corresponds to the location of the failure. It is a thing. Next, the failure / regular maintenance information display unit 5 displays the failure information data SC created by the failure information creation unit 4 on the display device 6 as a message, and at the same time, the machine appearance view created by the machine appearance view display control unit 7. Display data S
According to F, the machine external view is displayed graphically on the display device 6 by distinguishing it from other parts, such as blinking only the part corresponding to the failure occurrence place. Specifically, as shown in FIG. 10, an alarm message composed of the failure occurrence point shown in 7-2 and the failure state shown in 7-3 is displayed on the screen 7-1, and at the same time, an external view of the machine shown in FIG. Is displayed graphically as shown in 7-4. Then, the portion corresponding to the location where the failure has occurred is displayed in a blinking manner as shown in 7-5, prompting the operator to repair the location where the failure has occurred.

When a display request for past failure history is made, the failure history information display unit 10 causes the failure history information storage unit 9 to operate.
The failure history information SD stored in is read and displayed on the display device 11 in characters. It should be noted that the display device 6 and the display device 11 are usually used by switching the same device. Specifically, as shown in FIG. 11, the past failure occurrence location, failure status, failure occurrence date, and failure occurrence time are displayed on the screen 8-1 as 8-2, 8-3, 8-4, and 8-5, respectively. Characters are displayed as shown in.

[0007]

In the above-described numerical control device having the conventional inspection information display function, when periodic maintenance is required in the machine body or when a failure occurs in the machine body, the periodic maintenance information or The failure information was displayed on the screen as a message, and the external view of the machine was graphically displayed to blink the relevant part of the regular maintenance location or the location where the failure occurred. However, the visual effect is poor when the external view of the machine is displayed graphically and the relevant part of the regular maintenance location or the fault occurrence location is blinked, and in which part of the actual machine the regular maintenance is required or the failure has occurred. Sometimes it was difficult to make an immediate decision. In addition, when the operator makes a request to display the failure history,
The trouble history information consisting of trouble state and trouble occurrence date and time is displayed in characters on the screen, and the visual effect is poor as in the case of displaying regular maintenance information or trouble information. Sometimes it was difficult to judge immediately. The present invention has been made under the circumstances as described above, and an object of the present invention is to provide a numerical control device having an inspection information display function by which an operator can immediately judge a periodic maintenance place or a trouble occurrence place. To provide.

[0008]

SUMMARY OF THE INVENTION The present invention displays a message of inspection information stored in advance when periodic maintenance is required or when a failure occurs, and displays an external view of a machine body as a graphic. The present invention relates to a numerical control device having a display function, and the above object of the present invention is to provide first storage means for storing in advance a layout of main components of the machine body.
This is achieved by including a display control means for displaying the regular maintenance location or the failure occurrence location in the main component layout drawing in a graphic form by superimposing it on the external view of the machine body in which the graphic display is performed.

[0009]

According to the present invention, when periodic maintenance is required, when a failure occurs, or when a request is made to display the failure history information, the inspection information is displayed as a message on the screen and the machine appearance is displayed. Since the figure is displayed graphically and the part diagram of the relevant part of the inspection location is displayed on top of it as a graphic, only the inspection location is displayed as if the cover of the machine was removed, and the operator immediately identifies the location of the inspection location. Can be specified.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a block diagram showing an example of a numerical controller having an inspection information display function of the present invention in correspondence with FIG. 9, and the same components will be assigned the same reference numerals and explanations thereof will be omitted.
2 to 4 are flowcharts for explaining an operation example in the case where a day to be regularly maintained has come, a failure has occurred during machine operation, and a display request of past failure history has been made. The apparatus of the present invention is newly added with a main component layout drawing storage unit 12 and a main component layout drawing display control unit 13. Further, the failure / regular maintenance information display unit 14 displays the failure / regular maintenance information on the display device 6 similarly to the conventional failure / regular maintenance information display unit 5, and the failure history information display unit 15 is a conventional one. Although the failure history information is displayed on the display device 11 similarly to the failure history information display section 10, the different processing is added with different reference numerals.

The main part layout drawing storage unit 12 stores a main part layout drawing SG which is a layout drawing of the main parts of the machine tool controlled by the numerical controller as shown in FIG.
The regular maintenance information creation unit 2 creates the regular maintenance information SB including the next maintenance date and the maintenance content for each regular maintenance location based on the input data SA input from the input device 1, and creates the regular maintenance information storage unit 3 (Steps S1, S
2). The determination is continued whether or not the day for periodical maintenance has come (step S3), and when the day for periodical maintenance has come, the main part layout drawing display control unit 13 causes the regular maintenance information storage unit. The periodic maintenance information SB stored in No. 3 is read (step S4), and the maintenance site diagram SH is created (step S).
5). The maintenance site diagram SH is the main component layout diagram storage unit 1
In FIG. 2, only the parts corresponding to the regular maintenance points are extracted from the main component layout diagram SG stored in FIG. Next, the failure / regular maintenance information display unit 14 displays the regular maintenance information SB stored in the regular maintenance information storage unit 3 on the display device 6 as a message (step S6), and the machine external view storage unit 8 is displayed.
The machine external view SE stored in step S7 is graphically displayed on the display device 6 (step S7). Then, the maintenance site map SH created by the main component layout drawing display control unit 13 is displayed graphically on the machine appearance diagram displayed graphically on the display device 6 (step S8), and the color is changed or blinked only at the regular maintenance site. A message such as "Yes" is displayed (step S9), and all processing is terminated.

When a failure occurs during the operation of the machine, the failure information creating section 4 creates failure information data SC including a failure occurrence point, a failure state, and a failure occurrence date and stores it in the failure history information storage section 9 ( Steps S11 and S12). The main part layout drawing display control unit 13 creates a maintenance site drawing SH from the failure information data SC created by the failure information creation unit 4 (step S13). In addition, maintenance site diagram SH
In the main component layout drawing SG stored in the main component layout drawing storage unit 12, is extracted only the portion corresponding to the failure occurrence location. Next, the failure / regular maintenance information display section 14 displays the failure information data SC created by the failure information creation section 4 on the display device 6 as a message (step S14) and is stored in the machine appearance drawing storage section 8. The machine external view SE is graphically displayed on the display device 6 (step S1).
5). Then, the maintenance site map SH created by the main part layout drawing display control unit 13 is displayed in a graphic form on the display device 6 by superimposing it on the machine appearance view (step S16), and the color is changed or blinked only at the failure occurrence position. Etc. are displayed (step S17), and all processing is terminated. Specifically, as shown in FIG. 5, an alarm message composed of the failure occurrence point shown in 2-2 and the failure state shown in 2-3 is displayed on the screen 2-1 and at the same time, an external view of the machine shown in FIG. Is 2
-4 is displayed, and the portion where the spindle motor, which is the fault occurrence point, exists in the main component layout diagram shown in FIG. 7 is displayed in an overlapping manner as shown in 2-5. Then, only the location of the failure is displayed by changing the color or blinking as shown in 2-6 to prompt the operator to repair the location of the failure.

When a display request for past fault history is made, the main component layout display control unit 13 reads the fault history information SD stored in the fault history information storage unit 9 (step S21), and the maintenance site diagram SH. Is created (step S2
2). It should be noted that the maintenance site map SH is similar to when a failure has occurred or when periodical maintenance is required, and all the past failures of the main component layout drawing SG stored in the main component layout drawing storage unit 12 are stored. Only the part corresponding to the occurrence location is extracted. Next, the failure history information display unit 15 graphically displays the machine appearance view SE stored in the machine appearance view storage unit 8 on the display device 11 (step S23), and is created by the main component layout view display control unit 13. The maintenance site diagram SH is graphically displayed on the display device 11 by superimposing it on the machine appearance diagram graphically displayed (step S24), and the past failure occurrence location is displayed such that the color is changed or blinked (step S25).
At the same time, the failure history information SD stored in the failure history information storage unit 9 is displayed for each failure occurrence point (step S26),
All processing ends. Specifically, as shown in FIG. 6, the machine external view shown in FIG. 8 is displayed on the screen 3-1 as shown in 3-2, and all the past parts of the main component layout shown in FIG. The spindle motor, the spindle lubricating oil pump, and the cutting oil pump where the failure occurs are 3-3.
They are displayed in an overlapping manner as shown in 3-4. Then, only the faulty parts in the past are displayed by changing colors or blinking as shown in 3-5, 3-6, 3-7, and at the same time, the fault condition, fault date, fault occurrence at each fault occurrence point are displayed. Fault history information composed of time is 3-8, 3-9, 3-10
It is displayed as shown in.

[0014]

As described above, according to the numerical control apparatus having the inspection information display function of the present invention, the parts drawing of the corresponding portion of the periodic maintenance location or the failure occurrence location is overlaid on the machine appearance drawing displayed graphically. Since it is displayed, the visual effect is large,
It is possible to immediately determine which part of the machine each part is, and it is possible to greatly reduce the working time.

[Brief description of drawings]

FIG. 1 is a block diagram showing an example of a numerical control device having an inspection information display function of the present invention.

FIG. 2 is a first flowchart for explaining an operation example of the device of the present invention.

FIG. 3 is a second flowchart explaining an operation example of the device of the present invention.

FIG. 4 is a third flowchart illustrating an operation example of the device of the present invention.

FIG. 5 is a diagram showing a first display example by the device of the present invention.

FIG. 6 is a diagram showing a second display example by the device of the present invention.

FIG. 7 is a diagram showing a display example used in the device of the present invention.

FIG. 8 is a diagram showing a display example used in the conventional device and the device of the present invention.

FIG. 9 is a block diagram showing an example of a conventional numerical control device having an inspection information display function.

FIG. 10 is a diagram showing a first display example by a conventional device.

FIG. 11 is a diagram showing a second display example by the conventional device.

[Explanation of symbols]

 12 main component layout drawing storage unit 13 main component layout drawing display control unit

Claims (2)

[Claims] 1. A numerical controller having a function of displaying a message of inspection information stored in advance and periodically displaying an external view of the machine body when periodic maintenance is required or when a failure occurs. In the above, the first storage means for storing the layout diagram of the main parts of the machine body in advance, and the regular maintenance location or the failure location in the layout drawing of the main components are overlaid on the external view of the machine body and displayed in the graphic form. A numerical control device having an inspection information display function, comprising: a display control means for displaying. 2. A second storage means for storing failure history information consisting of past failure occurrence location, failure status and failure occurrence date and time, wherein said display control means is provided when a request for displaying said failure history information is made. The past fault occurrence point in the main component layout diagram is graphically displayed in an overlapping manner with the external view of the machine body displaying the graphic figure, and the fault history information is displayed in text for each past fault occurrence point. Numerical control device having the inspection information display function described in.