JP2869105B2 - Workpiece processing data editing method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial application field) The present invention relates to a work processing data editing method for editing work processing data used for edging by a press brake.

(Prior art) In recent years, automation of a press brake for bending a flat work has been advanced, and the work material, tensile strength,
After inputting material property data such as plate thickness and elongation correction value and inputting the workpiece product shape, a series of machine control data such as bending process, bending shape of each process, back gauge position and depth axis position for each process Work processing data is automatically generated.

As an example, the bending process and the bending shape of each process, the product shape is developed to a flat plate, the bending order is set by reversing the development order, the shape in the process and the control data for creating the shape Is automatically generated.
Further, at the time of creating these workpiece machining data, a die is automatically selected including a die interference check. Therefore, if the work processing data finally created is used, the die does not interfere with the machine, and semi-automatic or fully automatic bending can be performed only by providing the work supply service.

(Problems to be Solved by the Invention) However, in the above-mentioned conventional method for editing work machining data of a press brake, since the work machining data is created each time the work is changed, the work bending data is already formed. There is a problem that the work processing data used for the processing is not reflected in the subsequent processing, and the work is difficult.

[Structure of the Invention] (Means for Solving the Problems) As described above, in order to solve the conventional problems, in the present invention, work processing for editing work processing data used for bending by a press brake. In the data editing method, a large number of workpiece processing data (work number, workpiece product shape data, bending order data, control data consisting of control data) used for the existing bending process are stored, and the stored multiple workpiece processing data is stored. The work number and work product shape data are displayed, and the work product shape data of the same or similar shape pattern as the work to be machined from the displayed many work product shape data is specified by specifying the work number. Select, correct a part of the selected workpiece product shape data, and execute a work based on the corrected workpiece product shape data. Click product shape data other than the bending order data, by modifying the control data, and performs editing of the workpiece machining data.

(Example) Hereinafter, an example of the present invention will be described in detail with reference to an example of application to an actual press brake.

FIG. 1 is a block diagram of a work processing data editing device arranged in relation to a press brake control device.
The figure is an explanatory diagram showing the arrangement relationship.

As shown in FIG. 2, in the press brake of this example, NC
The control device 1 including the device is connected to various servo motors 3 via a servo amplifier 2 so as to control the positioning of the back gauge axis and the depth axis. The control device 1 has a built-in programmable controller for driving and controlling various actuators.

The controller 1 has a man-machine interface 6 via serial or parallel interfaces 4 and 5.
, And an automatic programming device 8 is connected to the interface 4 via a serial communication line 7, and a work machining data storage device 9 is connected to the interface 4.

The man-machine interface 6 is a manual data input device (MD
i) 6B is provided to appropriately display data provided from the control device 1 and to appropriately provide data to the control device 1 and the automatic programming device 8.

The automatic programming device 8 is an NC for operating the control device 1 based on the designation of the man-machine interface 6.
It generates program data and outputs it to the control device 1.

The work processing data storage device 9 edits the work processing data by the man-machine interface 6 and executes the work processing data by the control device 1 except for the same contents, for example, a work number, a work name, a product shape, bending order data, These are sequentially stored as process shape data and control data.

In FIG. 1, the man-machine interface 6
The work processing data editing device mainly composed of
A work processing data editing unit 10, a display command unit 11, a work shape display unit 12, and a similar work selection unit 13 are provided between the control device 1 and the work processing data storage device 9. You. The work processing data storage device 9 stores a large number of work processing data for the already processed work.

The display instructing unit 11 is for instructing display of a work shape list of an already-processed work according to a key operation of the MDi6B when editing work processing data for a new work.

The work shape display unit 12 displays a work shape list as shown in FIG. 3 on the CRT 6A in response to a command from the display command unit 11.

In the display of FIG. 3, the work shape of each of the work numbers 001, 002,... Is displayed on the screen of the CRT 6A. This display is a display of the product shape data of the work processing data. The work shape list may be displayed sequentially from new data according to the storage order instead of the work number order. In addition, the information may be displayed for each classification according to the classification for each user. further,
If the screen does not fit in the screen, a plurality of pages may be displayed by turning the page.

The similar work selection unit 13 selects the middle of the work shown in FIG.
A desired work is selected by selecting a work having the same or similar shape pattern as the new work or a similar work and designating the work number.

The selected work is transferred to the work processing data editing unit 10, and is enlarged and displayed with dimensional data attached as shown in FIG.

Then, the operator looks at the display of FIG. 4 and corrects the dimensions of the parameters l ₁ , l ₂ ..., Θ ₁ t as appropriate, and then corrects or checks the process data and control data. That is, when the process data and the control data are automatically generated based on the work product shape data, the check is sufficient. In the case of manual operation, it is necessary to correct the corresponding partial data.

Next, after inputting a new work number and appropriately checking the actual operation, the work processing data for the new work may be stored in the work processing data storage device 9. Steps 501 to 507 in FIG. 5 summarize the above procedure in a flowchart.

As described above, in the work machining data editing method of the present example, the same pattern or similar work as the work to be edited is selected from the work shape data list shown in FIG.
By correcting the shape using a screen as shown in FIG. 4 and correcting a part of the shape, the work processing data can be edited easily and quickly. The bending order and control data other than the product shape data can be created by automatically or manually modifying a part of the data in the same manner as the product shape.

Therefore, if the work processing data editing apparatus of this example is used, for example, when a certain user receives a production request for a work similar to the previous work, the previous work is checked in the shape list display, and the By correcting the part, it is possible to easily and quickly edit the work processing data of the work to be processed. Also, at this time, since the editing can be performed on the site side, the response is extremely easy and quick.

In the above-described embodiment, an example in which all the work processing data of the already processed work is stored and stored has been described. However, only required data may be stored and stored in accordance with an instruction of the operator. Alternatively, only a plurality of predetermined latest workpiece processing data may be stored in a shift register or a ring buffer-like memory, and the data may be sorted and arranged in a database in order from the oldest one. In the method of saving work processing data, in short, in accordance with the situation such as the relationship between users and the frequency of appearance of similar work, permanent work processing data is determined so that similar work can be reused, and organized and saved so that it can be easily searched later It is only necessary that it be done.

The configuration of the invention of this embodiment is summarized as follows.

In other words, in the work processing data editing method for editing work processing data used for bending by press brake, a large number of work processing data (work number, work product shape data, bending order data, control data ), And displays the work number and the work product shape data among the stored work processing data, and is the same as the work to be processed from the displayed work product shape data. Alternatively, select the work product shape data of a similar shape pattern by designating a work number, correct a part of the selected work product shape data, and use the corrected work product shape data for other than the work product shape data. Edit the work processing data by correcting the bending order data and control data of It is characterized by the following.

As described above, according to the invention of this embodiment, a large number of work processing data used for the bending processing is stored,
The work number,
By displaying the work product shape data, selecting the desired work product shape data, and modifying the desired work product shape data, etc., the work process data used for the bending process is utilized to convert the work process data. Since the work can be edited, the work of editing the work processing data can be performed easily and quickly. In particular, since the bending order data is corrected after correcting the work product shape data, it is possible to avoid interference between the bent piece of the work and the press brake mold during bending.

[Effects of the Invention] As described above, according to the present invention, a large number of workpiece processing data used for the bending process is stored, and the workpiece number and the workpiece product shape data among the stored multiple workpiece processing data are stored. Is displayed, and the desired workpiece product shape data is selected, and the desired workpiece product shape data is corrected, so that a large number of workpiece machining data used in the bending process can be used to edit the workpiece machining data. Therefore, the work of editing the work processing data can be performed easily and quickly. In particular, since the bending order data is corrected after correcting the workpiece product shape data,
Interference between the bent piece of the work and the press brake mold can be avoided during bending.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a work machining data editing apparatus according to an embodiment of the present invention, FIG. 2 is an explanatory diagram showing an arrangement of press brakes, and FIG. 3 shows a display example of a work shape list. FIG. 4 is an explanatory view showing an example of an edit screen of a selected work, and FIG. 5 is a flowchart showing a work machining data editing procedure. 1 ... Control device 6 ... Man-machine interface 8 ... Automatic programming device 9 ... Work machining data storage device 10 ... Work machining data editing unit 11 ... Display command unit 12 ... Work shape display unit 13 ... Similar Work selection section

Claims (1)

(57) [Claims] A work processing data editing method for editing work processing data used for bending by press brake, comprising: a large number of work processing data (work number, work product shape data, bending order Data and control data), and displays the work number and the work product shape data among the stored work processing data. Select the work product shape data of the same or similar shape pattern as the work to be formed by specifying the work number, correct a part of the selected work product shape data, and perform the work based on the corrected work product shape data. Edit the work processing data by modifying the bending order data and control data other than the product shape data. A method for editing work machining data, characterized in that it is performed.