JPS6359603A - Data generation system for numerical control - Google Patents

Abstract

PURPOSE:To easily define a working program even for complicated working by storing preliminarily determined working operations and input terms required for these working operations and displaying input items required for each work ing operation after inputting these working operations in order. CONSTITUTION:Preliminarily determined working operations and input items for input of data required for these working operations are stored in a RAM 1, and the working operations required for optional working are inputted in the working order, and thereafter, the input items corresponding to these working operations are displayed to input required data, and the numerical control data is generated in accordance with this data and inputted working operations. Since the working operations such as the positioning operation of a tool and the rotating operation of a main spindle are only inputted in the working order to display input items required for working operations on a CRT 7 by this system, an operator only inputs data to these input items to easily generate numerical control data corresponding to complicated working.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention provides numerical control by displaying various operation information for inputting data necessary for creating numerical control data, and inputting data according to the display. This relates to a numerical control data creation method for creating data.

[Prior Art] Conventionally, a machine that uses this type of numerical control data creation method to create the numerical control data necessary for machining is equipped with a tool magazine that holds multiple tools in a replaceable manner.
There is a known tool that performs machining by selecting the necessary tool from the tool machining machine and attaching it to the spindle, and interactively displays predetermined data according to the type of machining such as hole, tap, reamer, etc., according to the display on the display means. By inputting , the input items necessary for the processing are displayed in order, the data input by the operator to the input items and the data previously stored in the memory are extracted from the input data, and numerical control data is extracted from those data. was created automatically.

[Problems to be solved by the invention] As described above, necessary input items are displayed in order according to the type of processing, and numerical control data is created by having the operator input data in an interactive manner according to the input items. In the case of machining, the operator can easily create a series of machine programs simply by inputting the necessary data in sequence according to the input items displayed on the display means, but on the other hand, machining operations such as tool movement are uniquely fixed. However, there were problems such as the inability to handle various complex machining processes.

[Object of the Invention] The present invention solves the above-mentioned problems, and aims to provide a numerical control data creation method that can easily create cannibal programs that can handle various complex machining. do.

[Means for Solving the Problems] In order to achieve the above object, the present invention records input items for inputting predetermined machining operations and data necessary for the machining operations. After inputting the machining operations necessary for a given machining in the order of machining, the input items corresponding to the machining operations are displayed and the necessary data are input, and numerical control is performed according to the data and the input machining operations. A numerical control data creation method for creating data is provided.

[Operation] By using the method described above, the present invention displays the input items necessary for the machining operation by simply inputting machining operations such as tool positioning operation and spindle rotation operation in the order of machining, so the operator can input the input items. Numerical control data for complex machining can be easily created by simply inputting data into the machine.

[Example] An example embodying the present invention will be described below with reference to the drawings.

As shown in FIG. 16, in the machine tool, a spindle head 13 that rotatably supports a spindle 14 is supported on one side of a frame 17 so as to be able to reciprocate and move up and down. The spindle head 13 is
AC servo motor 2 attached to the top surface of the frame 17
3 and a ball screw (not shown) connected to its motor 23 to move it up and down by a predetermined stroke. Further, a spindle motor 11 connected to one end of the main shaft 14 and capable of rotating in forward and reverse directions is attached to the upper surface of the main shaft head 13 .

On one side of the frame 17, a tool magazine 16 holding ten tools 21 is rotated and indexed by a rotary indexing motor 16a (see FIG. 1) about an axis inclined with respect to the axis of the main shaft 14. Possibly supported. Tool pot numbers 1 to 10 are indicated at each tool mounting position in the tool magazine 16.

The spindle head 13, tool magazine 16, etc. are manufactured by Japanese Patent Laid-Open No. 6
It is operated as shown in Japanese Patent No. 0-155338 to exchange the tool 21, etc.

A computer 19 equipped with a keyboard 6 for inputting various processing data and the like and a CRT 7 for displaying various operation information is fixed to one side of the frame 17 by a support arm 20. In addition, the spindle head 1
3, there is an X that allows the workpiece W to be moved to any position in the horizontal direction.

A Y table 10 is attached.

The central processing unit (hereinafter referred to as CP) in the computer 19
As shown in FIG. 1, a ROM 9 storing various control programs, etc., and a RAM 1 storing processing information set by the keyboard 6 are connected to the U) 5. CRT7 is connected.

The RAM 1 includes an area 3 in which a series of machine programs entered from the keyboard 6 according to the display on the CRT 7 is stored, and a positioning operation of the tool 21, a rotational operation of the spindle 14, etc. in response to complicated machining required by the user. Area 4 where the operation program in which the machining feats are input in order is stored.
There is also provided an area 8 in which each of the machining operations and input items necessary for the machining operations are stored. And the R
AM1 is configured so that programs with program numbers 0001 to 9999 can be written, and among the program numbers 0001 to 9799 are allocated to the Canadian program storage area 3, and numbers 9800 to 9999 are allocated to the operation program storage area 4. It is being

The present embodiment is constructed as described above, and its operation will be explained by taking as an example the procedure for creating a cannibal program for jump-feeding a workpiece 2 having a U-shaped cross section as shown in FIG. Next, the process will be explained according to the flowchart shown in FIG.

First, as shown in FIG. 4, the keyboard 6 is operated to select the Canadian program editing mode screen, and the CRT 7
When the number 1 for inputting a program is input from the keyboard 6 into the menu manual area where the cursor 7a is blinking with seven menus displayed, C
The PU 5 executes step S1 and displays the program number input screen shown in FIG. 5 on the CRT 7.

If the operator wishes to create a Canadian program, he/she may input a desired program number from ooo1 to 9799 to the input location where the cursor 7a is flashing. On the other hand, if you want to create a motion program by inputting machining motions in sequence, use program numbers 9800 to 9800.
The desired program number 9999 may be input in the same manner as above. When a predetermined program number is input by the operator, the CPU 5 executes step S2 to determine the program number.

If it is determined that the program number input in step S2 is between 9800 and 9999, step S
3, and it is determined based on the operator's input whether or not the editing of the operation program has been completed. If it is determined in step S3 that editing has not been completed, step S4 is executed, and a screen for inputting the type of operation is displayed on the CRT 7 based on the contents of the storage area 8 of the RAM 1 (see FIG. 6).

The six menus displayed on this screen are classified into specific actions corresponding to each action and stored in area 8 of the RAMI, as shown in FIG.

Furthermore, as will be described later, after having the operator define the machining operation according to the display on the CRT 7, step S3 is performed.
Make a judgment.

For example, in order to process the workpiece 2 (see FIG. 2), it is possible to process the workpiece 2 most quickly and efficiently by sequentially performing operations 1 to 8 as shown in FIG.

Therefore, based on the above operation, when the menu number 1 is inputted to the blinking position of the cursor 7a on the screen shown in FIG. 6, the CPU 5 displays the screen shown in FIG. 9 on the CRT 7. Furthermore, when menu number 1 is input to set the positioning XY, which is the operation corresponding to the operation ``1'' (see Figure 8), the screen shown in Figure 10 is displayed,
Positioning-XY operation is defined as operation 01.

Furthermore, in the same manner as above, operations 2 to 8 (see Figure 8)
By inputting each menu corresponding to , according to the display on the CRT 7, a series of machining operations is defined as shown in FIG. Thereafter, by manually pressing a predetermined key indicating the end of the program from the keyboard 6, the program end is displayed (see Fig. 12), and the series of operations is stored in program number 9800 of the operation program storage area 4. , CR in step S5
The display at T7 is returned to the initial screen shown in FIG.

Here, if you wish to define another machining operation again, you may enter a different program number from program number 9800 to 9999 and perform the input as described above.

After several operating programs have been defined as described above, input menu number 1@1 on the screen shown in Figure 4, and enter program numbers oooi to 9799 on the screen shown in Figure 5. Then, step S10
As shown in FIGS. 14 to 17 of Japanese Patent Application Laid-Open No. 61-86153, each data is input in order according to the display screen of the CRT 7, thereby displaying predetermined screens one after another. When the workpiece material is selected from the menu and input on the screen shown in FIG. 17 of the publication, the screen shown in FIG. 13 is displayed on the CRT 7.

Next, in step 311, it is determined whether or not the editing of the Canadian program has been completed, and then step S12 is executed, and if the type of process input by the operator is the action call menu 14 (see FIG. 13). Determine whether or not.

If it is determined that the input process type is not an operation call, step S13 is executed, and as disclosed in the above publication, the necessary input items are sequentially displayed on the CRT 7, and the operator is informed of each data. input.

Then, when the one-step cannibal program is input, the determination in step 311 is performed.

In step 312, if it is determined that the type of the input process is an action call, as shown in FIG. The operator is prompted to input the desired program number to be read out and the number of the tool 21 to be used stored in a predetermined area (not shown) of the RAM 1.

Next, step S14 is executed, and when it is determined that the program number and tool number have been input, the machining operation stored in the area corresponding to the program number is read into the machining data in step S15 (see Fig. 15). , the input items required for each machining operation are displayed blank.

Furthermore, by inputting data corresponding to the machining shown in FIG. 2 into each of the input items, it is possible to define the above-mentioned step feed machining program. after that,
If it is desired to input another Canadian program, it is sufficient to select and input the desired processing from the menu shown in FIG. 13 and repeat the input according to the display on the CRT 7.

Also, when all Canadian programs have been input,
When a predetermined key indicating the end of the program is pressed from the keyboard 6, the end of the program is displayed, and a series of cannibal programs are stored in a predetermined program number in the cannibal program storage area 3.

In this embodiment, the set Caloe operation is stored in the operation program storage area 4, and input items necessary for reading out the machining operation into the Kani program are displayed. Without providing an operation program storage area 4, a machining operation menu can be displayed by a predetermined key operation when creating a cannibal program, and
Display each input item based on the input of the machining operation, and
Data may be created on the same setting screen as for general processing such as tapping and reaming.

[Effects of the Invention] As detailed above, in the present invention, predetermined machining operations and input items necessary for the machining operations are stored, and after inputting the machining operations in order, each machining operation is performed. Since the necessary input items are displayed, the operator can easily define the machine program even for complex machining simply by inputting data into the input items.

[Brief explanation of drawings]

FIG. 1 is a block diagram showing a circuit configuration of an embodiment embodying the present invention, FIG. 2 is a diagram showing a processed embodiment, FIG. 3 is a flowchart for explaining the operation, and FIGS. 6
9 to 15 are explanatory diagrams showing the display screen of a CRT, FIG. 7 is an explanatory diagram showing the classification of machining operations, and FIG. 8 is an explanatory diagram for explaining the operation of one machining example. FIG. 16 is a configuration diagram showing an embodiment of the machine tool. In the figure, 1 is a RAM, 5 is a CPU, 7 is a CRT, and 9 is a computer.

Claims (1)

[Claims] 1. After storing input items for inputting predetermined machining operations and data necessary for the machining operations, and inputting the machining operations necessary for arbitrary machining in the order of machining, A numerical control data creation method characterized in that the input items corresponding to the machining operation are displayed, necessary data is input, and numerical control data is created according to the data and the inputted machining operation. 2. The numerical control data creation method according to claim 1, wherein the machining operation is a tool positioning operation. 3. The numerical control data creation method according to claim 1, wherein the machining operation is a rotational operation of a main shaft. 4. The numerical control data creation method according to claim 1, wherein the machining operation is a cutting operation. 5. The numerical control data creation method according to claim 1, wherein the machining operation is an auxiliary function command. 6. The numerical control data creation method according to claim 1, wherein the machining operation is a dwell command.