JPH03134713A - Remote diagnostic controller for machine tool with nc device and its remote diagnostic control method - Google Patents

Abstract

PURPOSE:To freely and quickly cope with the diagnosis of various machine tools by providing a general display device for controlling a terminal console panel at every machine with a control software, and an input device. CONSTITUTION:A diagnostic control terminal is constituted of a terminal operating panel 100 consisting of a CRT 103 for displaying the operating switch panel image of an image equivalent to an operating switch panel provided on a machine tool 4, and a signal input device 104 for operating the state of an operating switch on the console switch panel image on its image, and a computer 2 for executing a control software for controlling a diagnostic software for allowing a remote diagnostic operation to function, a console switch panel image display and the input of a machine operating switch. Accordingly, an operation environment equivalent to a machine tool with an NC device being a remote diagnostic object can be realized. In such a manner, the kind of a diagnostic object machine can be switched quickly, and it is possible to cope therewith efficiently by a small number of diagnostic control terminals.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a remote diagnostic control device and a remote diagnostic control method thereof capable of operating and diagnosing the operating state of a machine tool equipped with an NC device from a remote location. .

[Conventional technology]

General machine tools equipped with NC devices that have input functions such as operation switches and display functions such as CRT (hereinafter referred to as machine tools)
With this, workers can use the input function to give commands and the display function to obtain the information they need. This allows diagnosis based on the operation and operating status of the machine tool, but as machine tools have become multi-functional, it has become difficult for workers and the like to diagnose the information. However, if a specialized engineer is on site, operates the machine tool, and makes a judgment based on the information obtained, diagnosis can be made quickly and accurately.

However, it is not economical in terms of cost and time to train a large number of specialized engineers and dispatch them to remote sites. Therefore, by preparing a remote diagnostic control device and having specialized engineers operate machine tools at remote sites from a small number of bases, we have put into practical use the ability to accurately obtain the necessary information and make accurate decisions. has been done.

FIG. 4 is a block diagram showing an example of a conventional remote diagnostic control device. A terminal operation panel 1 equivalent to a machine operation panel 41 provided in a machine tool 4 equipped with an NC device to be diagnosed is connected to a computer 2 and connected to a machine tool 4 located at a remote location via a modem 6 and a telephone line (L). It is connected. A terminal operation panel 1 and a computer 2 form a diagnostic control terminal (hereinafter referred to as a terminal) on the base side to operate a machine tool 4 located at a remote location. computer 2
executes diagnostic software that controls signals input and output via the modem 3 and signals input and output from the terminal operation panel 1, and performs remote diagnostic operations such as processing information from these signals. A keyboard 22 for inputting information necessary for remote diagnosis to the CPU 21, and a CRT 23 for displaying information of the CPU 21.

The terminal operation panel 1 has signal input/output with the computer 2, signal input/output with the operation switch panel 12, and CR.
A PC interface 11 for inputting signals to the T13, an operation switch panel 12 having the same configuration as the machine tool 4 to be remotely diagnosed, and a CRT 4 of the machine tool 4.
It is composed of 5 CRTs 13 and has the same screen display as 13.

In such a configuration, when you select and start diagnostic software for the model to be diagnosed on computer 2, CR
At T23, a startup screen including settings for performing diagnostic operations is displayed. Necessary information such as this setting is input to the CPU 21 using the keyboard 22. Upon completion of the settings, etc., the CPU 21 receives information from the machine tool 4 connected to the telephone line (L) via the modem 6 and displays the information on the CRT.
13 displays the same screen display as the CRT 413 of the machine tool 4, and the operation switch panel 12 displays the same display as the display on the operation switch panel 412 of the machine tool 4. After that, a specialized engineer will operate the switch panel 12.
When an operation is performed using the , the operation command is sent to the computer 2 via the PC interface 11, processed into a communication signal, and then sent from the modem 3 to the machine tool 4 in a remote location via the telephone line (L). The machine tool 4 operates according to the commands sent from the terminal. At this time, the internal information of the machine tool 4 is transferred to the computer 2 via the telephone line (L) and modem 3.
The signal is sent to the CPU 21, processed by the CPU 21, becomes a display information signal, and is displayed on the CRT 13 and the operating switch panel 12 via the PC interface 11.

The operating environment of the terminal is the same as that of the machine tool 4 due to the installation of the terminal operation panel 1 and the transmission of the above information, allowing specialized engineers to immediately obtain the necessary information and accurately diagnose the operating status of the diagnostic machine. becomes.

[Problem to be solved by the invention]

In the terminal described above, in order to provide the same operating environment as the machine tool 4, it is necessary to provide the operation panel 1 with the same operation switch panel 12 as the machine tool 4 and the same CRT 13 as the machine tool 4. Therefore, there is a problem that diagnosis work cannot be performed unless a terminal operation panel 1 is prepared for each model of the machine tool 4. This results in an increase in the installation space of the terminal operation panel 1 as the number of models increases, and the need to change the settings each time the model is changed.

[Means to solve the problem]

The present invention operates control software corresponding to each model to display an operation switch panel image equivalent to an operation switch panel on the screen of a display device such as a CRT connected to a computer. The above-mentioned problem was solved by operating the operation switch panel on the image using an input device or the like.

[Effect]

The remote diagnostic control device of the present invention can be freely and quickly applied to various machine tools by providing a general-purpose display device and input device that control the terminal operation panel of each machine using control software.

〔Example〕

FIG. 1 is a block diagram showing an example of a remote diagnostic control device for a machine tool according to the present invention. The block diagram corresponds to FIG. 4, and the point that the computer 2 inputs and outputs information to and from the remote machine tool 4 with the NC device via the modem 6 is the same, so a description thereof will be omitted. This terminal is an operation switch panel 4 provided on the machine tool 4.
Terminal operation panel 1 consisting of a CRT 103 that displays an operation switch panel image equivalent to 12, and a signal input device 104 such as a light pen for operating the status of the operation switch on this operation switch panel image on that image. , and a computer 2 that executes diagnostic software that functions the remote diagnostic operation, control software that controls the operation switch panel image display, and the input of the machine operation switch.

An outline of the processing steps in the computer 2 in such a configuration is shown in FIG. 3, and the numbers 81 to SIO for each processing step are also given in the following description. When you start the diagnostic software on the computer 2 (S1) and select the model of the machine tool 4 to be diagnosed (S2), the control software corresponding to the machine tool 4 is started (S3), and the machine tool 4 is displayed on the CRT 103. An operation switch panel image similar to the display devices on the operation switch panel 412 is displayed (S4). The operation in which the CPU 21 takes in the information from the machine tool 4 is the same as that in the prior art (FIG. 4), so the explanation will be omitted (S5). Information from the machine tool 4 is displayed on the same screen as the CRT 413 installed in the machine tool 4 by switching the screen display contents of the CRT 23 by operating the keyboard 22, and at the same time, the information from the machine tool 4 is displayed on the operation switch panel image of the CRT 103. The status of the display devices on the operation switch panel 412 is displayed (S6). After that, when a specialized engineer operates the operation switch on the operation switch panel image using the signal input device 104 (S7)
, the operation command is sent to the CPU 21, processed into a communication signal, and then sent to the machine tool 4 (S8). The machine tool 4 operates according to this operation command, and information corresponding to the operation is returned. This information is processed by the CPU 21 and becomes display information, and the status of the machine tool 4 is displayed again on the CRT 23 and CRT 103 (S5). Thereafter, the operations of processing steps 85 to S9 are continued until the operation for terminating the diagnosis is executed.

The operating environment of this terminal is the terminal operation panel 100.
By installing this and transmitting the above-mentioned information, it becomes the same as the machine tool 4, and a specialized engineer can immediately obtain the necessary information and accurately diagnose the operating status of the machine tool 4. Also,
When changing the target model, simply by switching the computer 20 control software, the display of the CRT 103's operation switch panel image and the control of the operation switch on the operation switch panel can be switched, making it possible to immediately deal with different models. . Note that the signal input device 104 in this embodiment
Possible input devices include light pens, mice, touch panels, digitizers, and other common input devices used in computers.

FIG. 2 is a block diagram showing another embodiment of the terminal of the remote diagnostic control device for a machine tool according to the present invention, and corresponds to FIG. 1. The terminal in this machine tool remote diagnosis control device is a CRT 103 for displaying the operation switch panel image in the embodiment shown in FIG.
is used also as the CRT 23 of the computer 2, and the signal input device 104 is also used as the keyboard 202.

In this configuration, the keyboard 202 is used to switch between the operation switch panel image screen, the machine tool 4 display information screen, and the diagnostic data setting screen for each purpose. If the terminal is replaced with an operation switch, the same function as the terminal shown in FIG. 1 can be obtained. Therefore, the operating environment of this terminal is the same as that of the machine tool 4, and a specialized engineer can immediately obtain necessary information and accurately diagnose the operating status of the diagnostic machine. Moreover, when changing the target model, the display of the operation switch panel image of the CRT 203 and the operation on the keyboard 202 can be switched by simply changing the control software, and it is possible to immediately deal with a different model of the machine tool 4. The outline of the processing steps in this embodiment is also similar to that shown in FIG.

〔Effect of the invention〕

As described above, according to the remote diagnosis control device for a machine tool equipped with an NC device of the present invention, each NC is There is no need to prepare the same operation switch panel and display device for each model of machine tool equipped with the device, and installation space and device costs can be reduced.

In addition, the model to be diagnosed can be changed quickly, and can be handled efficiently with a small number of diagnostic control terminals.

[Brief explanation of the drawing]

1 and 2 are block diagrams showing an example of a diagnostic control terminal of a remote diagnostic control device for a machine tool equipped with an NC device according to the present invention, and FIG. 3 is a block diagram showing a remote diagnostic control terminal for a machine tool equipped with an NC device according to the present invention. FIG. 4 is a flowchart showing an overview of the processing steps in the computer of the diagnostic control terminal of the device. FIG. 4 is a block diagram showing an example of a conventional remote diagnostic control device for a machine tool equipped with an NC device. 1.100...Terminal operation panel, 2.200
... Computer, 3 ... Modem, 4 ... Machine tool, 16.26.103.203.41 CRT, 21 ... CPU. 22.202...Keyboard, 104...
...Signal input device. 6... Figure 2 Figure 1

Claims (2)

[Claims] (1) As a machine tool with an NC device located in a remote location, the N
In a remote diagnosis control device that performs diagnosis or control using a terminal having the same display device and operation switch panel as a machine tool equipped with a C device, a display means for displaying the operation switch panel as an image, and a display means for displaying the operation switch panel as an image, and synchronizing with an arbitrary position on this image. N characterized in that it has an input means for inputting a command, and a control means for controlling display of the image.
Remote diagnostic control device for machine tools with C device. (2) In the remote diagnostic control device for a machine tool equipped with an NC device according to claim 1, the machine tool equipped with an NC device is characterized in that the model to be diagnosed is changed by the control software after activating the diagnostic software. remote diagnostic control method.