JPH0454608A - Interactive automatic programming device - Google Patents

Abstract

PURPOSE:To easily obtain a desired working program by an interactive input by generating a working program by working process data selected from in a series of working process data group inputted successively. CONSTITUTION:A series of working process data group PDB is called from a working process data buffer part 3 to a working process data selecting part 7, and arbitrary working process data inputted to the working process data selecting part 7 from an operating part 1 is designated. In such a state, working process data corresponding to the working process data selecting/designating KDP is selected and stored successively in a working process data buffer part 8. Subsequently, a series of working process data group PDD stored in the buffer parts 3, 8 are called, and one of them is selected and switched, and sent out as a working process data group PDX to a working program generating part 4. In such a way, the manhour for generation of the working program is decreased, and the operability can be improved.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an interactive automatic programming device for creating a machining program for a numerically controlled (hereinafter referred to as NC) machine tool.

(Conventional technology) An interactive automatic programming device classifies the machining of a workpiece into machining processes such as outer diameter rough machining, outer diameter finishing machining, thread machining, and trill machining, and specifies the machining process according to the machining procedure. This is a device that creates a desired machining program by interactively inputting machining data such as machining shape, cutting direction, cutting conditions, etc. for each designated machining process.

FIG. 7 is a block diagram showing an example of a conventional interactive automatic programming device, in which each machining process according to the machining procedure input from the operation unit 1 to the machining process data creation unit 2 and the machining shape related to the machining process. Based on machining data KD such as cutting direction, cutting conditions, etc., machining process data PD for each machining process.
are created and sequentially stored in the machining process data buffer section 3. Then, the series of machining process data groups PDB stored in the machining process data buffer section 3 are called to the machining program creation section 4 to create a machining program, and the series of machining process data groups PDB are displayed in the display control section 5. is called up and displayed on the CR7 display device 6.

(Problems to be Solved by the Invention) The above-mentioned conventional interactive automatic programming device is used when performing partial machining of a specific machining process such as trial cutting or rework, or when performing other machining processes that have the same or similar machining process. Even when performing partial machining of a specific machining process on a workpiece, you can obtain the desired machining program by newly inputting the specific machining process necessary for machining as before, or you can use the previous machining program. There was a drawback in that it was necessary to search for the machining program part for the specific machining process required from among the machining programs created for machining objects, and to start the process midway through.

The present invention has been made in view of the above-mentioned circumstances, and an object of the present invention is to eliminate the need for interactive input even when performing partial machining of a specific machining process in a series of machining process data created by interactive input. An object of the present invention is to provide an interactive automatic programming device that can easily obtain a desired machining program.

(Means for Solving the Problems) In order to create a machining program for an NC machine tool, the present invention sequentially specifies machining processes according to the machining procedure, and interacts with necessary machining data for each machining process as machining process data. The present invention relates to an interactive automatic programming device that inputs input data, and the above object of the present invention is to program any one or more machining processes specified from a series of machining process data groups that are sequentially input according to the machining procedure. This is achieved by providing a selection means for selecting process data and creating a machining program using the selected machining process data.

(Operation) The interactive automatic programming device of the present invention specifies arbitrary machining process data necessary for machining from a series of machining process data created by interactive input according to the machining procedure in order to process a certain workpiece. or by specifying the machining process data range of the required machining part,
Any group of machining process data can be specified, and when performing partial machining of a specific machining process such as trial cutting or rework, or a specific machining process of another workpiece that has the same or similar machining process. Even when performing partial machining, a desired machining program can be easily created from the identified machining process data group.

(Embodiment) FIG. 1 is a block diagram showing an example of an interactive automatic programming device of the present invention in correspondence with FIG. 7, and the same components are given the same reference numerals and the explanation thereof will be omitted. A series of machining process data groups PCB are called from the machining process data buffer unit 3 to the machining process data selection unit 7, and machining process data specifying arbitrary machining process data input from the operation unit 1 to the machining process data selection unit 7. The machining process data corresponding to either the machining process data selection designation KDP of the extraction designation or the machining process data range designation that specifies the range of machining process data is selected and sequentially stored in the machining process data buffer section 8. Then, a series of machining process data groups PCB stored in the machining process data buffer section 3 and a series of machining process data groups PDD stored in the machining process data buffer section 8 are called out to the data buffer switching section 9. Either the machining process data group PCB or PDD is sent to the machining program creation unit 4 as the machining process data group PDX by switching the interpretation, and the machining process data group P[1
8 and pHll are called from the processing process data buffer sections 3 and 8 to the display control section 5.

In such a configuration, an example of its operation will be explained with reference to the flowchart in FIG. The machining process data selection unit 7 checks whether the machining process data range has been designated by the operation unit 1 (Step S1), and if there is no machining process data range designation, it checks whether the machining process data extraction has been designated (Step S2).
If there is no machining process data extraction designation, the process advances to step S3. On the other hand, in the judgment step S1, if a machining process data range is specified, a series of machining process data groups PCB are called from the machining process data buffer section 3, and machining process data PDC in the specified machining process data range is selected. In step S6), the selected machining process data PD
Step S to store C in the machining process data buffer section 8.
8), proceed to step S3. On the other hand, the judgment step S
In 2, if there is a processing process data extraction specification,
A series of machining process data groups PDB is called from the machining process data buffer section 3, and any specified machining process data P is
DC is selected (step S7), the selected machining process data PDC is stored in the machining process data buffer section 8 (step S8), and the process proceeds to step S3.

The data buffer switching unit 9 checks whether there is machining process data in the machining process data buffer unit 8 (step S3).
If there is no machining process data, the machining process data group PDB is called from the machining process data buffer section 3 (step S4), and the process proceeds to step S5; Call the machining process data group PDD (step S9), and step S
Proceed to step 5. And processing process data group PCB or PDD
Send any of the machining process data groups PDX to the machining program creation section 4 (step S5), and all processing ends.

Specific embodiments of the present invention will be described using FIGS. 3 to 6. Figure 3 is a side view showing a sample of the workpiece, where the broken line shows the material shape, the solid line shows the final processed shape, and the processing steps (
End face rough machining, outer diameter rough machining, end face finishing, outer diameter finishing, outer diameter grooving, outer diameter threading), and the diagonal lines are removed from the material to obtain the final shape. An example of a workpiece is shown.

4 to 6 are diagrams showing examples of CRT display screens of the apparatus of the present invention.

Figure 4 shows the contents of machining process data created for each machining process by interactive input according to the above machining procedure and stored in the machining process data buffer section 3 in order to create a machining program for machining the workpiece shown in Figure 3. is displayed on the CR7 display device 6 by the display control unit 5, and each machining process (1. Roughing outer end surface, 2. Roughing outside, 3. Finished outer end surface, 4. Outside finish, 5.
Outside the groove, 6. (external screw) is displayed.

FIG. 5 shows a series of key input operations as shown in section 0 of the CRT display screen from the operation unit 1 based on the example of the CR7 display screen in FIG. °゛2'' and ° from each machining process showing the machining process data group
Specify the machining process of 4°, press the "Write/Execute" key, and select the machining process data selected from the series of machining process data groups stored in the machining process data buffer unit 3 by the machining process data selection unit 7. This is an example in which machining process data corresponding to machining processes "2" and "4" are selected, stored in the machining process data buffer section 8, and displayed on the CR7 display device 6 by the display control section 5. From the machining steps shown in section A, the machining steps for roughing and finishing are selected and displayed in section B of the CRT display screen.

Also, in FIG. 6, similar to FIG. 5, key input operations as shown in section 0 of the CRT display screen are performed from the operation unit 1.

That is, press the "Range" key to specify the start machining process "1" and the end machining process "°4", and select "Write/Execute °".

By pressing the key, a series of machining processes such as roughing outer end face, rough drawing outside, finishing outer end face, and unfinishing are selected from the machining process shown in part A of the CRT display screen and are displayed in part B of the CRT display screen. ing.

In this way, we have made it possible to specify and select any machining process data from a series of machining process data groups created for machining a certain workpiece. - Even when performing partial machining, such as when performing only outside diameter/end face machining (rough outside end face – rough bow outside end face – outside end face – outside finish), you can easily set the desired machining program. You will be able to create

(Effects of the Invention) As described above, according to the interactive automatic programming device of the present invention, an arbitrary machining process can be specified from a series of machining process data groups created by interactive input, or a machining process data range can be specified. By specifying, arbitrary machining process data can be specified, so when performing partial machining of a specific process such as trial cutting or rework machining, or when processing other workpieces that have the same or similar machining process. Even when performing partial machining of a specific process, there is no need to perform the same dialog input as before, and it is possible to search for the machining program part of the required specific machining process from among the previously created machining programs. Troublesome operations such as activating the machine midway are no longer necessary, and the number of man-hours required to create a machining program can be significantly reduced, and operability can be improved.

3 is a side view showing a sample of the workpiece, FIGS. 4 to 6 are views showing an example of the CRT display screen of the device of the present invention, and FIG. 7 is a conventional interactive automatic programming device. It is a block diagram showing an example.

1... Operation unit, 2-... Machining process data creation unit, 3.
8... Machining process data buffer unit, 4... Machining program creation unit, 5... Display control unit, 6... CR7 display device, 7... Machining process data selection unit, 9... Data Buffer switching section.

Claims (1)

[Claims] 1. In order to create a machining program for a numerically controlled machine tool, machining processes are sequentially designated according to the machining procedure, and necessary machining data for each machining process is input interactively as machining process data. In the interactive automatic programming device,
A selection means is provided for selecting any one or more specified machining process data from a series of machining process data groups sequentially input according to the machining procedure, and the machining program is executed based on the selected machining process data. An interactive automatic programming device characterized by: 2. The interactive automatic programming device according to claim 1, wherein said selection means selects a machining process data range consisting of starting machining process data and ending machining process data.