JP2001312306A - Method and device for generating nc data for nc working machine system and storage medium storing program for nc data generating method in nc working machine system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make an NC working machine itself have a function for covering NC data for a working machine of a different type. SOLUTION: NC data for the working machine of the different type sent from a CAD/CAM system 13 are extracted while referring to the working form extraction condition data of conditions registered for an NC working machine 3 for actually performing working. These extracted data are displayed on a display part 7, and an operator performs the deletion of a working form which is not required among working forms contained in a work graphic W by means of a graphic editing processing part 49. Concerning the work graphic W displayed on the display part 7, the operator arranges working steps by means of a machine work step setting part 49. On the basis of this work graphic W, an NC data generating processing part 53 performs NC working by generating the converted NC data for the NC working machine 3 for actually performing working.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and apparatus for generating NC data in an NC processing machine system, and more particularly, to actually process CAD data and NC data created by a CAD / CAM system. Do N
The present invention relates to a method and an apparatus for converting on the C processing machine side.

[0002]

2. Description of the Related Art Generally, for example, when a sheet metal product is processed by an NC machine, the NC machine is controlled by NC data or the like. This NC data is normally NC
CAD / CAM installed away from the processing machine
It was created by a system. Further, sheet metal products are processed using a teaching function provided in the NC processing machine itself. Further, the processing operator manually performs the processing while referring to the drawings.

[0003]

The conventional method of creating NC data for a different type of processing machine has the following problems.

That is, in the above method, for example, NC
CA for processing machine operator to create NC data
In order to prepare a D / CAM system or the like near the NC processing machine, there is a problem that the cost of the CAD / CAM system equipment is increased.

[0005] In addition, there is a problem in that learning the operation method of the CAD / CAM system requires a long learning time for the operator of the NC machine.

On the other hand, if the operator of the NC processing machine manually processes a sheet metal product, there is a problem that it takes a long processing time and there are many processing errors.

[0007]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems.
An NC data generation method in an NC processing machine system in which NC data, which is control data when processing a workpiece to be processed by the NC processing machine, is generated on the NC processing machine system side. Read the owned tool data from the owned tool database that stores the predetermined data of the above, and read the machining shape condition data from the machining shape condition database that stores the conditions of the machining shape corresponding to the owned tool. A database management step of storing machining shape extraction condition data in which machining information is associated with the machining shape extraction condition database, and reading designated data on which to create NC data; and
A machining shape comparison extraction processing step of reading machining shape extraction condition data from the machining shape extraction condition database and extracting data conforming to the condition of the machining shape extraction condition data from the designated data; A graphic editing processing step of displaying the specified data as a work graphic on a display unit and editing the work graphic;
A machine setup setting processing step of setting machine setup for the work figure, and the work figure edited in the figure edit processing step and set up in the machine setup setting processing step is adapted to the NC processing machine from the work figure. An NC data generation method in an NC processing machine system including an NC data generation processing step of generating converted NC data.

The invention according to claim 2 is a method for generating NC data in a processing machine system, wherein the designated data is CAD data.

The invention according to claim 3 is a method for generating NC data in an NC processing machine system, wherein the designated data is NC data for a different type of processing machine.

The invention according to claim 4 is an NC data generating method in an NC processing machine system for converting NC data for a different type of processing machine into CAD data when the designated data is NC data for a different type of processing machine. .

According to a fifth aspect of the present invention, an NC processing system generates NC data as control data when processing a workpiece which is an object to be processed by the NC processing machine.
An NC data generation device in a C processing machine system,
Reads the possessed tool data from the possessed tool database storing predetermined data of the possessed tools of the NC processing machine, and reads the machining shape from the machining shape condition database storing the condition of the machining shape corresponding to the possessed tool. Database management means for reading condition data and storing the processed shape extraction condition data in which the information is associated with the processed shape extraction condition database; reading designated data on which to create NC data; Processing shape comparison and extraction processing means for reading processing shape extraction condition data from a condition database and extracting data conforming to the conditions of the processing shape extraction condition data from the specified data; and designation data extracted by the processing shape comparison and extraction means. Is displayed on the display unit as a work figure, and the work figure is edited. And edit processing means, and machine setup setting processing means for setting a mechanical setup to the part geometry,
NC data processing means for generating converted NC data from the work figure adapted to the NC processing machine, the NC data being edited by the graphic editing processing means and set up by the machine setup setting processing means. NC in the system
It is a data generation device.

According to a sixth aspect of the present invention, there is provided a computer-readable storage medium storing a control program for controlling an NC data generating apparatus in an NC processing machine system by a computer. Reads the owned tool data from the owned tool database that stores the specified data of the tools owned by the machine, and the machining shape condition data from the machining shape condition database that stores the machining shape conditions corresponding to the owned tools. And a database management program for storing machining shape extraction condition data in which the information is associated with the machining shape extraction condition database, and reading designated data on which to create NC data; Read the machining shape extraction condition data from A machining shape comparison and extraction processing program for extracting data conforming to the conditions of the machining shape extraction condition data from the designated data, and displaying the designated data extracted by the machining shape comparison and extraction program as a work graphic on a display unit; A figure editing processing program for editing a work figure, a machine setup setting processing program for setting a machine setup for the work figure, and a setup edited by the figure editing processing program and executed by the machine setup setting processing program An NC data generation processing program for generating converted NC data suitable for the NC processing machine from the work graphic.

[0013]

Embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows a schematic configuration diagram of an NC processing machine system 1 according to the present embodiment.

The NC processing machine system 1 includes, for example, an NC processing machine 3 controlled by NC data for processing a product from a sheet metal, and an NC prepared for a processing machine under an NC control different from the NC processing machine 3. An NC data generating device 5 for converting data and the like for the NC processing machine 3 is provided. The NC data generating device 5 is formed of a computer, and includes, for example, a computer main body (including a storage device) (not shown), an input / output device, a display unit 7, and the like.

The NC data generator 5 converts, for example, NC data (including CAD data) for a different type of processing machine, which has been created for a processing machine controlled by an NC different from this machine, for the NC processing machine 3. A main management unit 9 for managing conversion is provided. On the other hand, a CAD / CAM system 13 is connected to the NC processing machine system 1 via a communication cable 11, for example. This CAD / CAM system 1
Reference numeral 3 denotes a computer, which includes, for example, a computer main body (including a storage device) (not shown), an input / output device, a display unit 15, a CAD / CAM unit 17, and the like. Further, a CAD data file 1 for storing CAD data created by the CAD / CAM unit 17
9 as well as an NC data file 21 for storing NC data created by the CAD / CAM unit 17.

Then, via the communication cable 11, C
The AD data and the NC data are sent to the NC data generating device 5 provided in the NC processing machine system 1 so that the CAD data is stored in the CAD data file 57, and the NC data is stored in the NC data file 55. Has become.

A designated data calling processor 23 for designating and calling the CAD data, NC data, etc., and converting the CAD data and NC data to generate converted NC data as NC data for the NC processing machine 3. An NC data generation management unit 25 that manages each process to be performed, and a database management unit 27 that manages the entire database in which data such as the shape of tools provided in the NC processing machine are registered are linked by the link control unit 29. It is linked to the main management unit 9. As a result, various data and processing functions are combined. The link control unit 29 includes a conversion N
An input / output unit 31 for inputting and outputting information necessary for generating C data is linked.

The database management unit 27 includes a possessed tool management unit 33, a machining shape condition management unit 35, and a machining shape extraction condition management unit 37.

The owned tool management unit 33 is a processing unit that stores predetermined data such as the type of tool held by the NC machine 3 and the machining depth input from the input / output unit 31 in the owned tool database 39. The processing shape condition management unit 35
This is a processing unit for inputting conditions such as a shape when the tool held by the C processing machine 3 is displayed on the display unit 7 and registering the condition in the processing shape condition database 41. The machining shape extraction condition management unit 37 reads the possessed tool data from the possessed tool database 39, and
The processing unit reads processing shape condition data from No. 1, generates processing shape extraction condition data by associating the data, and stores the data in the processing shape extraction condition database 43.

On the other hand, the NC data generation management unit 25
Further, a CAD data generation unit 45, a machining shape comparison extraction processing unit 47, a graphic editing processing unit 49, a machine setup setting processing unit 51, and an NC data generation processing unit 53 are provided.

The CAD data generating section 45 is a processing section for converting the transmitted data into NC data and storing it in the CAD data file 57 when the data is NC data.
The processing shape comparison and extraction processing unit 47 reads the processing shape extraction condition data from the processing shape extraction condition database 43, reads the CAD data from the CAD data file 57, and matches the conditions among the processing shapes included in the CAD data. This is a processing unit that performs a process of extracting a processing shape.

The graphic editing processing section 49 performs an editing process on the display section 7, for example, to delete an unnecessary processing shape from the processing shapes included in the displayed work figure W.

The machine setup setting processing section 51 includes a display section 7
Is a processing unit for adding information on setup for processing to the work figure W displayed in.

The NC data generation processing unit 53 is a processing unit that generates converted NC data based on the edited work figure W and stores it in the converted NC data file 59.

The data transmitting unit 61 generates the converted NC
The data is transmitted to the axis control unit of the NC processing machine 3. Thus, the NC processing machine 3 can perform actual processing. The CAD data to which the processing information is assigned is displayed on the display unit 7.
And the operator can confirm it.

The operation of the NC data generator 5 in the NC processing machine system 1 configured as described above will be described.
In the present example, the processing shape will be described below as a shape of a hole representing a tap, for example.

First, data stored in the database according to the present embodiment will be described with reference to FIG. FIG.
(A) is a configuration in the possessed tool database 39. The type of the tool set in the NC processing machine 3 and the like are registered in the possessed tool database 39 as predetermined data. In this example, for example, M3, M
It is assumed that taps 4 and M5 and the maximum machining depth of these tools are registered.

FIG. 2B shows a configuration in the processing shape condition database 41. This processing condition database 41
Is registered with the type of the tool and the condition of the shape when the tool is formed into a graphic. For example, in the case of the tap of M3, when the diameter is 3.0, when the diameter is 2.1, etc.,
This shows that the condition of the shape of the tap is satisfied.

FIG. 2C shows the configuration in the processing shape extraction condition database 43. The machining shape extraction condition database 43 includes data stored in the owned tool database 39 and the machining shape condition database 4.
1 stores data associated with the data registered in No. 1. By comparing and extracting this data with the data transmitted from the CAD / CAM system 13, for example, the data relating to the tools not present in the NC machine 3 is obtained from the data transmitted from the CAD / CAM system 13. Can be deleted.

Next, referring to FIGS. 3, 4 and 5, N
A method of generating converted NC data for the C processing machine 3 will be described.

First, FIG. 3A shows a screen displayed on the display unit 7 provided in the NC data generator 5. This screen includes a graphic display area GE for displaying a graphic,
A tool display area IE for displaying a tool. Here, for example, when the button LB is pressed, the NC
When data or CAD data is selected, data stored in the CAD / CAM system 13 is transmitted to the communication cable 11.
Is transmitted to the NC data generation device 5 via the. Here, when the transmitted data is NC data, the CAD data generation unit 45 converts the data into CAD data. As described above, when the CAD data includes tool data that does not exist in the NC processing machine 3, the machining shape comparison and extraction unit 47 deletes the tool data from the CAD data. As a result, it is possible to display an appropriate work graphic W on the display unit 7.

As a result, as shown in FIG. 3B, a work figure W is displayed in the figure display area GE. It is assumed that the work figure W has, for example, seven taps of M5. Then, for example, the name of the tool, the management number, and the number are displayed in the tool display area IE. Subsequently, the edit button EB is pressed to edit the figure of the tap. For example, it is assumed that one tap CR of M5 is deleted. As a result, as shown in FIG.
The figure editing unit 49 edits the figure and displays the edited tool in the tool display area IE. Thus, the operator can check, for example, a work figure.

Thereafter, as shown in FIG. 4B, the operator presses the setup button DB to set up the setup. The machine setup setting processing section 51 adds setup information to the work figure W in accordance with an operator's setup instruction. For example, when the operator instructs the position of the clamp on the workpiece graphic W, the machine setup setting processing section 51 allocates the clamp information to the workpiece graphic W.

Subsequently, as shown in FIG. 5, when the completion button FB is pressed for the work figure W completed by the above-described processing, converted NC data is generated and stored in the converted NC data file 59. Then, the data transmission unit 61 transmits the converted NC data to the axis control unit, and the actual processing is performed.

FIG. 6 shows a CD-ROM as an example of a storage medium storing a control program for controlling the NC data generating device 5 in the above-described NC processing machine system. The CD-ROM is a computer-readable storage medium that stores a control program for controlling an NC data generating device in an NC processing machine system by a computer, and the control program is a program for storing tools held by the NC processing machine. Reads the possessed tool data from the possessed tool database that stores predetermined data, and reads the machining shape condition data from the machining shape condition database that stores the condition of the machining shape corresponding to the possessed tool. A database management program for storing machining shape extraction condition data associated with information in a machining shape extraction condition database, and reading designated data serving as a basis for creating NC data, and machining shape extraction conditions from the machining shape extraction condition database Read the data and specify the data A machining shape comparison and extraction processing program for extracting data conforming to the conditions of the machining shape extraction condition data from the designated shape data, and the designated data extracted by the machining shape comparison and extraction program are displayed on the display unit as work graphics, and A figure editing processing program for performing editing, a machine setup setting processing program for setting a machine setup for the work figure, and edited by the figure editing processing program and set up by the machine setup setting processing program; An NC data generation processing program for generating converted NC data suitable for the NC processing machine from the work figure.

It should be noted that the present invention is not limited to the above-described embodiment of the invention, but can be embodied in other modes by making appropriate changes.

[0037]

As described above, according to the present invention, it is possible to convert the NC data created for a different type of processing machine into the NC data of the NC processing machine which actually processes the work.

Therefore, the NC operator does not need to use the CAD / CAM system when creating the NC data, so that the time required to learn the operation method of the CAD / CAM system is reduced. In addition, CAD /
Since there is no need to provide CAM system equipment, there is an effect that costs are reduced.

Since the NC machine itself automatically creates the NC data, the time required to create the NC data is reduced, and processing errors can be reduced.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing a schematic configuration of an NC data generating device in an NC processing machine system.

FIG. 2 is an explanatory diagram illustrating a database.

FIG. 3 is an explanatory diagram illustrating a flow of generating NC data by an NC data generating device.

FIG. 4 is an explanatory diagram illustrating a flow of generating NC data by an NC data generating device.

FIG. 5 is an explanatory diagram illustrating a flow of generating NC data by the NC data generating device.

FIG. 6 is an explanatory diagram of a storage medium.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 NC processing machine system 3 NC processing machine 5 NC data generation device 7 Display section 9 Main management section 11 Communication cable 13 CAD / CAM system 15 Display section 17 CAD / CAM section 19 CAD data file 21 NC data file 23 Designated data call processing Unit 25 NC data generation management unit 27 database management unit 29 link control unit 31 input / output unit 33 possessed tool management unit 35 machining shape condition management unit 37 machining shape extraction condition management unit 39 possessed tool database 41 machining shape condition database 43 machining shape extraction Condition database 45 CAD data generation unit 47 Machining shape comparison and extraction processing unit 49 Graphic editing processing unit 51 Machine setup setting processing unit 53 NC data generation processing unit 55 NC data file 57 CAD data file 59 Converted NC data file 61 DE Data transmission section

Claims (6)

[Claims] An NC data which is control data when processing a workpiece which is an object to be processed by an NC processing machine is transmitted to an NC processing machine.
This is an NC data generation method in the NC processing machine system generated on the C processing machine system side. The stored tool data is read from a stored tool database storing predetermined data of the tools held by the NC processing machine, and is stored in the owned tool. A database management step of reading the machining shape condition data from the machining shape condition database storing the condition of the corresponding machining shape and storing the machining shape extraction condition data in which the information is associated with the machining shape extraction condition database; , Read the specified data on which the NC data is created,
And a machining shape comparison extraction processing step of reading machining shape extraction condition data from the machining shape extraction condition database and extracting data matching the conditions of the machining shape extraction condition data from the designated data. Displaying the designated data extracted in step 2 on the display unit as a work figure, and performing a figure edit processing step of editing the work figure; a machine setup setting processing step of setting machine setup for the work figure; An NC data generation processing step of generating converted NC data that is edited in the editing processing step and that is set up in the machine setup setting processing step and that is compatible with the NC processing machine from the work figure. An NC data generation method in an NC processing machine system. 2. The NC data generating method according to claim 1, wherein the designated data is CAD data. 3. The NC data generating method according to claim 1, wherein the designated data is NC data for a different type of processing machine. 4. When the designated data is NC data for a heterogeneous processing machine, the NC data for the heterogeneous processing machine is converted to CAD data.
4. The NC according to claim 3, wherein the NC is converted into data.
An NC data generation method in a processing machine system. 5. NC data which is control data when processing a workpiece which is an object to be processed by an NC processing machine,
An NC data generation device in the NC processing machine system that generates on the C processing machine system side, reads the possessed tool data from the possessed tool database storing predetermined data of the possessed tools of the NC machining machine, and outputs Database management means for reading machining shape condition data from a machining shape condition database storing shape conditions of a corresponding machining shape and storing machining shape extraction condition data in which the information is associated with the machining shape extraction condition database; , Read the specified data on which the NC data is created,
And processing shape comparison and extraction processing means for reading processing shape extraction condition data from the processing shape extraction condition database and extracting data matching the conditions of the processing shape extraction condition data from the designated data; A graphic editing processing means for displaying the specified data extracted in the above as a work graphic on a display unit and editing the work graphic; a machine setup setting processing means for setting a machine setup for the work graphic; NC data generation processing means for generating converted NC data suitable for the NC processing machine from the work figure edited by the editing processing means and set up by the machine setup setting processing means. NC data generation device in an NC processing machine system. 6. A computer-readable storage medium storing a control program for controlling an NC data generating device in an NC processing machine system by a computer, the control program comprising: The tool information is read from the tool holding database that stores the data of the tool, and the machining shape condition data is read from the machining shape condition database that stores the shape condition of the machining shape corresponding to the tool. A database management program for storing machining shape extraction condition data in which a machining shape extraction condition data associated with
And a processing shape comparison and extraction processing program for reading processing shape extraction condition data from the processing shape extraction condition database and extracting data matching the conditions of the processing shape extraction condition data from the designated data. A graphic editing processing program for displaying the specified data extracted in the above as a work graphic on a display unit and editing the work graphic; a machine setup setting processing program for setting machine setup for the work graphic; An NC data generation processing program edited by a graphic editing processing program and generated by the machine setup setting processing program to generate converted NC data suitable for the NC processing machine from the work graphic. A computer-readable storage medium characterized by the above-mentioned.