JP2000066709A - Display device in NC machine tool - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a display device in an NC machine tool capable of easily creating a custom screen along a screen image drawn by a user. A display unit, a base storage unit for storing a plurality of display patterns having one or more display areas, and a display item storage unit for storing display items are provided.
By arbitrarily selecting from a plurality of display patterns stored in the base storage unit 13a and a plurality of display items stored in the display item storage unit 13b, what kind of display pattern is actually displayed in which display area Based on an input unit 12 for inputting setting data indicating whether to display an item, a setting data storage unit 13c for storing the input setting data, and a setting data stored in the setting data storage unit 13c.
The display unit 11 displays a predetermined display item in a predetermined display pattern.
And display the data for the display item
And a control unit 14 for reading out from the C device 20 and displaying it on the display unit 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device for an NC machine tool, and more particularly, to a display device for an NC machine tool capable of displaying information and data desired by a user on a screen with a certain degree of freedom. About.

[0002]

2. Description of the Related Art Recent NC machines for NC machine tools include variable data such as a current position (absolute coordinate value and relative coordinate value) of a drive shaft, fixed data,
A display function capable of displaying various information and data such as fixed information such as character information and image information is provided. An NC device having such a display function is provided by a machine tool maker (NC device maker) as disclosed in JP-A-62-205402.
In addition to a fixed screen that displays predetermined display items based on a predetermined display format, some screens include a custom screen that allows a user to select and display only necessary information and data independently. Usually, such a custom screen can be interactively created by a user inputting predetermined information while looking at a display screen such as a CRT.

However, a conventional N having a display function
In the C apparatus, as described above, the user can select only the information or data that the user wants to display and display it on the screen. However, simply displaying such information or data in a state in which the information or data is arranged on the screen is sufficient. There is a problem that the user cannot freely set the arrangement and size of the display information and display data on the screen, and cannot create a custom screen that is easy to read according to the screen image drawn by the user. Was.

It is an object of the present invention to provide a display device for an NC machine tool, which can easily create a custom screen conforming to a screen image drawn by a user.

[0005]

Means for Solving the Problems and Their Effects In order to solve the above-mentioned problems, the present invention provides a display section capable of displaying various information, and a preset display section having a display area divided into one or more. A base storage unit for storing a plurality of display patterns serving as a base, a display item storage unit for storing preset displayable items, and a plurality of the display patterns and the display items stored in the base storage unit. Settings relating to the display patterns and the display items, such as what display items are actually displayed in which display areas of which display patterns by arbitrarily selecting from the plurality of displayable items stored in the storage unit An input unit for inputting data, a setting data storage unit for storing the setting data input by the input unit, and the setting stored in the setting data storage unit A control unit for displaying predetermined display items on the display unit in a predetermined display pattern based on data, and for reading out data on the display items from the NC device and displaying the data on the display unit. A display device in a machine is provided.

[0006] In the display device of the NC machine tool configured as described above, the user is allowed to select one display pattern from a plurality of display patterns having one or a plurality of display areas, and the selected display pattern is selected. The user is allowed to select a display item to be displayed in the display area of the display pattern from preset displayable items. It is possible to easily and quickly create a custom screen that is close to the screen image drawn by.

[0007]

Embodiments will be described below with reference to the drawings. As shown in FIG. 1, a display device 1 of the NC machine tool includes a display unit 1 composed of a CRT display, which is mutually connected via a bus system 15.
1, an input unit 12, a storage unit 13, and a control unit 14. The display device 1 is connected to the NC device 20 via the bus system 15.

The input unit 12 includes an MDI key (not shown), which is a hard key for inputting information such as characters and numbers, and a display on the screen of the display unit 11 as shown in FIGS. A soft key 12a to be displayed is provided, and the user can input various data by operating the MDI key and the soft key 12a.

As shown in FIGS. 4 and 5, the storage unit 13 has a base storage unit 13a for storing eight types of base display patterns P having a display area a divided into one or a plurality of areas. As shown on the display screen shown in FIG. 6, “the current position of the drive axis (absolute coordinates, relative coordinates,
Multiple display items mi, si, such as “machine coordinates)”, “remaining movement amount”, “number of processed parts”, “operating time”, and “actual feed speed”.
Display item storage unit 13b for storing
By selecting arbitrarily from the eight kinds of display patterns P stored in a and the plurality of display items mi and si stored in the display item storage unit 13b, the display area a of which display pattern P actually corresponds to what. Pattern P and display items mi and s, such as whether to display various display items mi and si
setting data storage unit 13 for storing setting data relating to i
c.

The display pattern P and the display items mi and s
i is set on the machine tool maker side and stored in advance in the base storage unit 13a and the display item storage unit 13b, respectively. The setting data is input by the user through the input unit 12 when creating a custom screen. The data is directly input by the MDI key and the soft key 12a to be configured, and is stored in the setting data storage unit 13c.

The control section 14 has an input control function for controlling data input by the input section 12 and the display section 11.
A display control function for controlling the screen display of the
And a communication control function for taking in necessary data from the NC device 20. A format for a base selection screen for displaying a selection screen and a format for a display item setting screen for displaying a display item setting screen as shown in FIG. 6 are provided in advance. It should be noted that the custom screen format for displaying the custom screen as shown in FIG. 3 is finally created by the control unit 14 based on the setting data stored in the setting data storage unit 13c. Has become.

More specifically, the setting data stored in the setting data storage section 13c is read, and the base storage section 13a and the display item storage section 1 are read out based on the setting data.
3b, setting data relating to the display pattern P and the display items mi and si selected by the user are read out, and the predetermined display items mi and si are displayed in the display unit 11 using the predetermined display pattern P.
To be displayed. Further, actual data corresponding to each of the display items mi and si displayed on the display unit 11 is stored in the NC device 20.
And display them on the display unit 11 so as to correspond to the respective display items mi and si. In addition,
With respect to a display item in which data such as the “current position of the drive axis” fluctuates, actual data corresponding to the item is read from the NC device 20 at regular intervals, and the display data on the screen is rewritten as needed. I have.

The operation and operation of the display device 1 in the NC machine tool configured as described above when the user actually creates a custom screen will be described below with reference to the flowchart shown in FIG.

First, when a predetermined MDI key or a soft key is operated by the user, a custom screen is displayed on the display unit 11 (step S1), and the process proceeds to step S2. The custom screen displayed at the initial stage is created in advance by the machine tool maker,
By changing the previously created custom screen, the user can create a new custom screen according to the screen image drawn by the user.

In step S2, it is determined whether to end the custom screen, that is, whether to change the custom screen displayed on the display unit 11 in step S1. If the user does not make a change to the custom screen, the user presses an "end" key (not shown) to end the custom screen creation routine. If the user makes a change to the custom screen, the process proceeds to step S3. The "end" key is displayed on the screen by pressing the "<" key of the soft key 12a shown in FIG.

In step S3, as shown in FIG. 3, it is determined whether the "base" key or the "item setting" key of the soft key 12a has been pressed. Here, when the "item setting" key is pressed, Move to step S8. On the other hand, here, when the “base” key is pressed, step S
4 and the base selection screen of one of the two base selection screens as shown in FIGS. 4 and 5 is displayed, and the flow proceeds to step S5. On each base selection screen,
Four different display patterns P in which the display area a is divided into one or more are displayed, respectively.
The two base selection screens are displayed on an MDI key (not shown)
By pressing the “ge Up” key or the “Page Down” key), the display can be switched.

In step S5, the user selects a display pattern P close to the screen image drawn by the user from a plurality of display patterns P displayed on the base selection screen. The four displayed pattern P portions are soft keys, respectively.
By pressing an MDI cursor key (not shown) (“→” key, “←” key, “↑” key, or “↓” key), the cursor can be moved to arbitrarily select any display pattern P. I can do it. In addition,
FIG. 4 shows a state where the lower left display pattern P is selected, and FIG. 5 shows a state where the upper right display pattern P is selected.

In step S5, when any of the display patterns P is selected, the flow shifts to step S6, and FIG.
As shown in FIG. 5, it is determined whether the “SET” key or the “CANCEL” key of the soft key 12a displayed on the base setting screen has been pressed. Here, when the "cancel" key is pressed, the selection of the display pattern P in step S5 is cancelled, and the process returns to step S1 to display the original custom screen again on the display unit 11.

On the other hand, when the "SET" key is pressed in step S6, the setting data for the display pattern P selected in step S5 is stored in a storage unit (see FIG. Not shown)
And the process moves to step S8.

In step S8, the display item selection screen shown in FIG. 6 is displayed, and the flow shifts to step S9. As shown in the figure, the display item selection screen displays the display pattern P when any one of the display patterns P is selected in step S5, and the display pattern P when the display pattern P is not selected in step S5. That is, step S3
When the "item selection" key is depressed, the display pattern P already set is displayed and the display items are displayed as a menu list. The display items mi in the menu list are displayed in more detail. If there is, display item s as a submenu list
i is displayed.

In this display item setting screen, as shown in FIG. 6, the cursor control is moved to the display pattern area Pa, the menu list area Ma, and the submenu area Sa, respectively, which are displayed on the screen. "menu"
Key and a "sub-menu" key are displayed as soft keys 12a, respectively, and by pressing these keys, the cursor moved into each area Pa, Ma, Sa is moved in each area by the above-mentioned MDI cursor key. By moving, it is possible to select whether to display the display area a in the display pattern area Pa, the display item mi in the menu list area Ma, and each function item si in the submenu area Sa. Has become.

As shown in FIG. 6, a "base" key for returning the screen display to the base selection screen and a "setting" for setting the selected display item are displayed on the display item setting screen.
A key and a "cancel" key for canceling the selected display item are displayed as soft keys 12a, respectively.

In step S9, first, the "divide" key is pressed to move the cursor into the display pattern area Pa, and the display area a where the display item is to be set is selected by the cursor, and then the "menu" key is pressed to move the cursor. Moved into the menu list area Ma and selected display area a
Is selected with the cursor. If the selected display item mi has a more detailed display item si, a submenu list is displayed. Press the "submenu" key to move the cursor to the submenu list area Sa, and to display the submenu list. Is selected by the cursor whether or not to display each display item si.

When the display item mi or the display item si is selected in step S9, the process proceeds to step S10, and it is determined whether the "set" key or the "cancel" key of the soft key 12a is pressed. You. Here, when the "cancel" key is pressed, a step S9 is executed.
Not only the selection of the display items mi, si, etc., but also the selection of the display pattern P in step S5 are canceled, and the process returns to step S1 to display the original custom screen on the display unit 11 again.

On the other hand, if the "SET" key is depressed in step S10, the process proceeds to step S11, and step S11 is executed.
7, all the setting data including the setting data regarding the display items mi, si, etc. selected for each display area a in step S9 are stored in the setting data storage section 13c together with the setting data regarding the display pattern P temporarily stored in step S9. After that, the process returns to step S1 and a custom screen as shown in FIG.

On this custom screen, display items mi and si set by the user are displayed in each display area a of the display pattern P set by the user based on the setting data stored in the setting data storage unit 13c. At the same time, actual data corresponding to each of the display items mi and si fetched from the NC device 20 are simultaneously displayed. Also, on the screen,
The display items mi and si and the display size of the data are automatically set by the control unit 14 so as to be displayed largest in each display area a. In the custom screen shown in FIG. 6, the user selects the lower left display pattern P on the base selection screen shown in FIG. 4, and displays “absolute coordinates” as display items mi and si on the display item setting screen shown in FIG. “Machine coordinates”, “Remaining travel distance”, “Actual feed speed”,
The case where "actual rotation number" and "T code" are selected is shown.

In this manner, a custom screen is created. If the user wants to make further modifications to the custom screen created by the user, the steps S3 to S11 may be repeated again. When the "end" key is pressed in step S2, this custom screen can be displayed on the display unit 11 in the future.

As described above, in the display device 1 of the NC machine tool, one display pattern P is selected from a plurality of display patterns P having one or more divided display areas a.
Display items mi and si to be displayed in each display area a of the selected display pattern P while allowing the user to select
Is the display item m set in advance by the machine tool manufacturer.
Because the user is allowed to select from i and si,
The user can easily and quickly create a custom screen that is close to a screen image drawn by the user simply by performing a simple selection input operation on the input unit 12.

Further, as described above, the display size of the display items mi and si and the data is set to be the largest in the display area a.
By appropriately selecting the display area a for displaying i and si, the display size can be freely changed to some extent. Therefore, on the custom screen created by the display device 1, it is possible to display each of the display items mi and si with a light weight, and to realize a screen display more in line with the user's intention than before. Can be.

In this embodiment, the creation of a custom screen on the current position display screen has been described. However, the present invention is not limited to this. Needless to say, it can be created in any way.

[Brief description of the drawings]

FIG. 1 is a block diagram showing one embodiment of a display device according to the present invention.

FIG. 2 is a flowchart showing a process for creating a custom screen by the display device of the above.

FIG. 3 is a diagram showing a display screen (custom display screen) displayed on the display device of the above.

FIG. 4 is a diagram showing a display screen (base selection screen) displayed on the display device of the above.

FIG. 5 is a diagram showing a display screen (base selection screen) displayed on the display device of the above.

FIG. 6 is a diagram showing a display screen (display item setting screen) displayed on the display device of the above.

[Explanation of symbols]

 Reference Signs List 1 display device 11 display unit 12 input unit 13 storage unit 13a base storage unit 13b display item storage unit 13c setting data storage unit 14 control unit 15 bus system 20 NC device

Claims (1)

[Claims] 1. A display unit capable of displaying various types of information, a base storage unit storing a plurality of display patterns serving as a preset base and having a display area divided into one or a plurality of display areas, A display item storage unit for storing displayable items, and a plurality of display patterns stored in the base storage unit and a plurality of displayable items stored in the display item storage unit. An input unit for inputting setting data related to the display pattern and the display item, such as what kind of display item is actually displayed in which display area of which display pattern, and the setting data input by the input unit. A setting data storage unit to store, based on the setting data stored in the setting data storage unit, a predetermined display item in a predetermined display pattern in the display unit With displays, the data display device in NC machine tool and a control unit for displaying on the display unit is read from NC apparatus for the displayed items.