JP2806796B2 - Automatic programming device for numerical controller - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic programming device for a numerical control device, and more particularly to a C-axis of a machine tool having a turning axis (hereinafter, referred to as a C-axis) performing a turning motion about an axis parallel to a Z-axis. The present invention relates to an automatic programming device for a numerical control device with a turning angle command.

[0002]

2. Description of the Related Art FIG. 4 is a block diagram showing an example of a conventional automatic programming device for a numerical controller.

[0003] Referring to FIG. 4, when machining shape data defining a machining shape is input from an input device 1 such as a keyboard, a shape definition unit 2 analyzes the machining shape data in an analysis unit 21 and converts it into internal code data. Then, the internal conversion code data is stored in the storage unit 22.

The NC data generating unit 3 generates NC data from the internal conversion code data of the machined shape stored in the storage unit 22 of the shape defining unit 2, outputs the NC data to an output medium 4 such as a floppy disk, and stores the NC data. A graphic or the like of the internal conversion code data from the unit 22 is displayed on the display unit 5.

[0005] The user inputs the NC data output to the output medium 4 to an NC data editor or the like, and manually adds a C-axis angle command to the NC data by hand, thereby obtaining an NC with a C-axis command.
Data can be created.

For example, a document: “NEC Technical Report Vol.
0, No. According to the "NEDAC-AP10 automatic programming device" described in 9/1987, pp. 70-73, in this automatic programming device, the machining shape is input in the LANC-N language. At this time, the C-axis angle command is input. Therefore, the C-axis angle command is manually added to the NC data by using the NC data editing function in the automatic programming device.

[0007]

However, in this conventional automatic programming device for a numerical control device, C
Since there is no means for inputting and defining the axis angle command to the automatic programming device, there is a problem that the NC data output from the automatic programming device cannot be used as it is.

Another problem is that the C-axis angle command input manually cannot be easily visually confirmed.

Further, the validity of the specified value of the C-axis angle with respect to the processing shape cannot be confirmed without actually performing the processing, so that the workpiece or the tool may be destroyed due to interference between the tool and the workpiece. There was a problem.

An object of the present invention is to provide a numerical controller capable of generating and confirming NC data with a turning angle command of a C-axis which performs a turning motion about an axis parallel to a Z-axis, and checking interference between a tool and a workpiece. An automatic programming device is provided.

[0011]

According to the present invention, there is provided a numerical control apparatus with a turning axis turning angle command for a machine tool having a turning axis which makes a turning motion about an axis parallel to the Z axis. the shape defining section which enter define and store the shape data of the workpiece during the creation of NC data for angle command with numerical controller, before being stored in the form definition unit
The rotation axis angle on the circumference of the shape data for each shape data
The value of the rotation axis angle at the defined point, from the X + axis to the Y + axis direction
The direction of rotation and overlap when viewed is +, and 0 on the X + axis
Stored in the shape definition unit with numerical values including angle numerical values as degrees
Specifies the shape data that is, the pivot axis and the pivot axis angle defining unit for inputting to define and store the angle number, the shape data and the pivot axis is stored in the form definition unit
An NC data generating unit for generating the NC data from the turning axis angle numerical value stored in the angle defining unit .

FIG. 3 is a diagram showing a C-axis angle from a C-axis angle value for each of the shapes stored in the C-axis angle definition unit .
C-axis angle display graphic generation unit and the C-axis angle indicating C-axis generated by the graphic generation unit angle display figure and the shape defining unit SL before stored in generating the C-axis angle display figure in the form
Numerical control apparatus for an automatic programming apparatus, characterized in that it comprises a display unit for displaying a combination of shape data is obtained.

Further, a C-axis angle with respect to the shape data
Scope and C axis angle scope definition unit which to define and store inputs at the C-axis angle numbers, the SL before being stored in the shape definition section shape data and the C axis angle scope definition of From the stored C-axis effective range angle , the C-axis angle value for each shape stored in the C-axis angle definition unit is
An automatic programming device for a numerical control device is provided, comprising: a C-axis angle comparing unit for comparing the shape data with the validity of the shape data and issuing an alarm.

[0014]

Next, the present invention will be described with reference to the drawings.

FIG. 1 is a block diagram showing an embodiment of an automatic programming device for a numerical controller according to the present invention, and FIG.
View showing an example of the machining shape and the C-axis angle to be used in. FIG. 3 is a diagram for explaining a C Jikuyu effective range angle by the C-axis angle scope definition section in Fig.

In FIG. 1, the same components as those of the conventional automatic programming device for a numerical control device are denoted by the same reference numerals as in FIG.

That is, the automatic programming device for a numerical control device according to the present embodiment includes an input device 1 such as a keyboard,
In a numerical controller with a C-axis turning angle command of a machine tool having a C-axis that makes a turning motion about an axis parallel to the Z-axis,
The shape defining section 2 to enter define and store the shape data of the workpiece during the creation of C data, your respective shape data
The C-axis angle value at the C-axis definition point is stored in the shape storage unit 2.
By specifying the shape data, the C-axis angle numerical and C axis angle defining unit 6 which to define and store enter, shape data and the C-axis angles that are stored in the form definition unit 2 of the shape data
An NC data generating unit 3 for generating NC data from the C-axis angle numerical value for each shape data stored in the defining unit 6
When an output medium 4 such as a floppy disk, the C-axis angle display graphics generation to generate a C-axis angle display graphic representing the C-axis angle from the C-axis angle value of each C-axis angle defining unit 6 that is stored in the shape data Part 7 and C-axis effective range for shape data
The囲角degree of C-axis angular scope definition unit 8 to define and store by entering the C axis angle numbers, that are stored in the form definition unit 2
Or C-axis angle value of each shape data stored from the C-axis scope angular value stored in the shape data and the C-axis angular scope definition unit 8 in the C-axis angle defining unit 6 is in the scope of a C-axis angle comparison unit 9 to alert by comparing how, the C-axis angle display graphic showing a C-axis angle generated by the graphic generation unit 7, shape data and the C-axis angles that are stored in the form definition unit 2 A display unit 5 such as a CRT for displaying a comparison result of the comparison unit 9;

The shape definition unit 2 includes an analysis unit 21 for analyzing data input from the input device 1 and a storage unit 22 for storing analysis results of the analysis unit 21. The C-axis angle definition units 6 and C Similarly, the axis angle effective range definition unit 8 includes an analysis unit 61 and an analysis unit 81 that analyze data input from the input device 1, and a storage unit 62 and a storage unit that store analysis results of the analysis unit 61 and the analysis unit 81, respectively. 82.

Next, the operation of this embodiment will be described with reference to FIGS.
Will be described together.

In FIG. 2, reference numerals 301,..., 310 indicate shape elements, and C301,.
, 310 represent the C-axis angles.

Here, taking as an example a case where the user creates NC data with a C-axis angle command for processing a shape as shown in FIG. 2, the user inputs the shape data indicating the shape element 301 from the input device 1. Is input, for example, in a programming language dedicated to an automatic programming device.

The input programming language is analyzed by the analysis unit 21 of the shape definition unit 2, converted into internal code data, and stored in the storage unit 22.

Further, the user inputs the shape element 3 from the input device 1.
The numerical value of the C-axis angle C301 when machining a 01, the
C with the machining end point of the shape element 301 as the C-axis angle defining point
The axis angle is input in the programming language , for example, as an absolute angle with the counterclockwise direction from the X axis being +. This
, The already defined shape element 301 is also specified at the same time.
You.

The analyzing unit 61 of the C-axis angle defining unit 6 analyzes the input numerical value of the C-axis angle C301, converts the numerical value into internal code data, and stores it in the storage unit 62.

The internal conversion code data stored in the storage unit 62 is input to the C-axis angle display graphic generation unit 7, and the C-axis angle graphic display generation unit 7 generates a graphic indicating the C-axis angle (for example, a C-axis of a certain length). (A single line inclined by an angle).

The figure showing the C-axis angle is represented by the shape element
C axis angle defined point of 301, where the pressure of the shape element 301
It is displayed on the display unit 5 so that one end point is overlapped with the construction end point .

The user can visually confirm the input shape element and the C-axis angle of the shape element by looking at the display figure on the display unit 5.

Next, the user inputs the effective range data of the C-axis angle with respect to the machining shape from the input device 1 as the absolute angle with respect to the normal of the shape element in the programming language, for example.

In the C-axis angle effective range definition unit 8, the analysis unit 8
1 analyzes this effective range data, and stores it as effective angle range data in the normal direction to the machining shape shown in FIG.
Stored in 2.

On the other hand, in the C-axis angle comparing section 9, the internal conversion code data of the shape element 301 stored in the storage section 22 of the shape defining section 2 and the storage section 82 of the C-axis angle range defining section 8 are stored.
From the C-axis angle range stored in the C-axis angle definition unit 6
It is determined whether or not the C-axis angle internal data of the C-axis angle C301 in the shape element 301 stored in the storage unit 62 is within the C-axis angle range.

If the angle is out of the C-axis angle range, the C-axis angle comparing section 9 outputs a warning message to the display section 5, and the warning message is displayed on the display section 5. The user can correct the C-axis angle by re-inputting an appropriate numerical value of the C-axis angle from the input device 1 after seeing the warning message.

When the user inputs all the shape element data 301,
, 310 and the C-axis angle C30 of each of these shape elements
When the input of the numerical values of 1,..., C310 is completed, the NC data generating unit 3 reads out the internal conversion code data of the shape element stored in the storage unit 22 of the shape definition unit 2 according to a user's instruction, and The C-axis angle internal data corresponding to the shape element is read from the storage unit 62 of the C-axis angle definition unit 6 to generate NC data with a C-axis angle command.
The data is output to the output medium 4.

Then, the user inputs the NC data with the C-axis angle command output to the output medium 4 to a numerical controller having a C-axis to perform desired processing.

[0034]

As described above, the present invention relates to a numerical control device with a C-axis turning angle command for a machine tool having a C-axis that makes a turning motion about an axis parallel to the Z-axis. A shape definition unit that inputs and defines and stores the shape data of a workpiece when creating NC data for a numerical control device, and inputs and defines a C-axis angle value at a C-axis definition point for each shape data a C-axis angle defining unit for, storing, serial to shape data and the C-axis angle defining unit that are stored in the shape definition section
From the stored C-axis angle value for each shape data ,
The provision of the NC data generating unit for creating the C data has an effect that the NC data output from the automatic programming device can be used as it is.

Further, a graphic showing the C-axis angle from the C-axis angle value of each C-axis angle defined section forms <br/> like that are stored in the C
Set the C-axis angle display graphic generation unit and the shape data that have been stored in the graphic and shape definition section showing a C-axis angle generated by the C-axis angle display graphic generation unit for generating an axial angle display figure
Providing a display unit for displaying the C-axis angle command together with the display unit has an effect that the input C-axis angle command can be easily visually confirmed.

Further, the presence of the C-axis angle with respect to the shape data
C axis angle scope definition part and, the C-axis stored in the shape data and the C-axis angular scope definition unit that is stored in a shape defining unit for defining and storing enter the effective range C axis angle numerical By providing a C-axis angle comparison unit that issues a warning by comparing whether the C-axis angle value for each shape stored in the C-axis angle definition unit is within the effective range from the effective range angle value , it is possible to create NC data having a C-axis angles, without try machined in fact machine, it is possible to perform appropriate processing in the NC data created, also, the tool and the workpiece This has the effect of preventing the workpiece or tool from being destroyed by interference with the workpiece.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an embodiment of an automatic programming device for a numerical control device according to the present invention.

FIG. 2 is a diagram showing an example of a processing shape and a C-axis angle used in FIG.

FIG. 3 is a diagram illustrating a C-axis angle effective range defining unit in FIG. 1;
It is a diagram for explaining the Jikuyu effective angle range.

FIG. 4 is a block diagram showing an example of a conventional automatic programming device for a numerical control device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Input device 2 Shape definition part 3 NC data generation part 4 Output medium 5 Display part 6 C-axis angle definition part 7 C-axis angle display figure generation part 8 C-axis angle effective range definition part 9 C-axis angle comparison part 301, ... , 310 Shape element C301, ... , C310 C-axis angle in each shape element

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Masatoshi Yonemitsu 1-1-1 Shinurashima-cho, Kanagawa-ku, Yokohama-shi, Kanagawa Prefecture Inside of NEC Robotic Engineering Co., Ltd. (72) Inventor Seiji Shirasaka Shinura, Kanagawa-ku, Yokohama-shi, Kanagawa 1, 1-1-25 Shimamachi Inside NEC Robot Engineering Co., Ltd. (72) Inventor Hideo Shibano 5-7-1 Shiba, Minato-ku, Tokyo NEC Corporation (56) References JP-A-4-119405 ( JP, A) JP-A-4-137105 (JP, A) JP-B-4-21204 (JP, B2) (58) Fields investigated (Int. Cl. ⁶ , DB name) G05B 19/4097 B23Q 15/00 B23Q 15/00 303 G05B 19/4155

Claims (3)

(57) [Claims] 1. A numerical control apparatus with a turning axis turning angle command for a machine tool having a turning axis that makes a turning motion about an axis parallel to the Z axis, wherein the NC data for the numerical control apparatus with the turning axis turning angle command is provided. A shape definition unit for inputting and defining and storing shape data of a workpiece when creating a shape definition;
For each of the shape data stored in the
The pivot axis value at the pivot axis definition point on the circumference of the
When you look in the Y + axis direction from the + axis,
+ And the numerical value including the angle numerical value with the X + axis on 0 degree
Specify the shape data stored in the shape definition
A pivot angle defining unit which enter define and store the serial pivot angle numbers, from the pivot angle value stored in the shape data and the pivot angle defining unit stored in the shape definition section An automatic programming device for a numerical control device, comprising: an NC data generation unit that creates the NC data. 2. A turning axis angle is indicated from a turning axis angle value for each shape stored in the turning axis angle definition unit.
Pivot angle display graphic generation unit and the front Symbol shape data stored in the pivot angle display figure and the shape defining part generated in this pivot angle display graphic generation unit which generates a pivot angle display figure is a figure The automatic programming device for a numerical control device according to claim 1, further comprising: a display unit that displays a combination of the two . 3. The method according to claim 1, further comprising the step of determining a rotation axis angle with respect to the shape data.
A pivot angle scope definition unit which enter define and store effective range by the pivot angle number, the shape defining section before Symbol shape data and the pivot angle is stored in the effective range defining unit in the storage The turning axis angle for issuing an alarm by comparing whether the turning axis angle value for each shape stored in the turning axis angle definition unit is within the effective range with respect to the shape data from the turning axis effective range angle that has been set. 3. The automatic programming device for a numerical control device according to claim 1, further comprising a comparison unit.