JP2004026523A - Controller for glass molding machine and control method therefor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To shorten a time required for changing working conditions and to prevent working troubles. <P>SOLUTION: In a controller 3, a working condition setting part 31 stores inputted working condition data into a working condition storage part 32 as one set unit, an execution program selection part 35 selects a designated program from a plurality of programs which are prestored in a program storage part 34, a working condition selection part 33 selects a working condition set corresponding to names of the designated working conditions from a plurality of the working condition sets which are stored on the working condition storage part 32, and a program execution part 36 analyzes and executes the program selected by the execution program selection part 35 in accordance with the working conditions selected by the working condition selection part 33. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a control apparatus and a control method for a glass forming machine for forming a glass material in accordance with a mold.
[0002]
[Prior art]
In the production of a work using a glass forming machine, not only the same work is processed but also a heterogeneous work may be processed. In such a case, the processing conditions previously stored in the control device of the glass forming machine are used while changing each time in accordance with the work.
[0003]
As described above, when processing the same glass product, it is not necessary to change the processing conditions so much. However, when manufacturing different products, the processing conditions need to be changed each time in accordance with the work. Changing such processing conditions was time-consuming and often made mistakes, which caused trouble.
[0004]
[Problems to be solved by the invention]
As described above, when processing the same glass product, it is not necessary to change the processing conditions so much.However, when producing different products, the processing conditions need to be changed. In addition, there is a problem that a processing trouble is caused.
[0005]
Therefore, an object of the present invention is to provide a control apparatus and a control method for a glass forming machine that can reduce the time required for changing processing conditions and prevent processing trouble.
[0006]
[Means for Solving the Problems]
The control device for a glass forming machine of the present invention is a control device for a glass forming machine for forming a glass material into an arbitrary shape, wherein, when processing conditions for controlling the glass forming machine are input, setting means for performing this input processing. A first storage unit for storing processing conditions input by the setting unit for each set, a second storage unit for storing a plurality of programs for controlling the glass forming machine in advance, When a program for controlling the molding machine and a processing condition set are designated, first selecting means for selecting the designated working condition set from the plurality of working condition sets stored in the first storage means; When a program for controlling the glass forming machine and a processing condition set are designated, the designated program is selected from a plurality of programs stored in the second storage means. A second selection means, and a means for executing analyzes the selected program by the second selection means by the selected processing conditions in the first selection means.
[0007]
The method of controlling a glass forming machine of the present invention is a method of controlling a glass forming machine that forms a glass material into an arbitrary shape.When processing conditions for controlling the glass forming machine are input, the input processing is performed. The processing conditions to be input are stored for each set, a plurality of programs for controlling the glass forming machine are stored in advance, and when a program for controlling the glass forming machine and a processing condition set are designated, A designated machining condition set is selected from a plurality of stored machining condition sets, a designated program is selected from the plurality of stored programs, and the selected program is selected by the selected machining condition. And analyzing and executing the program.
[0008]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
[0009]
FIG. 1 shows a schematic configuration of a glass forming machine 1 according to the present invention and a control device 3 for controlling the glass forming machine 1.
[0010]
The glass forming machine 1 includes a framed frame 5, and a speed reducer 9 is provided on a lower frame 7 of the frame 5. A servo motor 11 is connected to the speed reducer 9. The servo motor 11 includes a position detector 13 such as an encoder.
[0011]
One end (lower end) of a drive shaft 15 such as a ball screw is connected to the speed reducer 9, and the other end (upper end) of the drive shaft 15 is provided with a lower mold 17 as a movable mold. The lower mold 17 is provided with a load detector 19 for detecting a pressing force and a temperature sensor 21.
[0012]
A support frame 25 extending vertically is vertically provided below the upper frame 23 of the frame 5, and an upper mold 27 as a fixed mold is provided below the support frame in opposition to the lower mold 17. I have.
[0013]
The support frame 25 is provided with a heating / cooling device 29 that is moved up and down by an up / down actuator (not shown). A heating heater 28 is provided in the heating / cooling device 29.
[0014]
With such a configuration, after the glass material W serving as the material of the glass molded product is mounted on the lower mold 17, the superheater / cooler 29 is lowered by the up-down operation device as shown in the drawing, and the lower mold 17, the upper mold 27 and the glass material are removed. Seal W.
[0015]
Subsequently, the heater 28 is heated to overheat the glass material W, and at the same time, the servomotor 11 is driven to raise the lower mold 17 to which the glass material W is attached via the speed reducer 9 and the drive shaft 15, thereby lowering the lower mold 17. The glass material W is formed in cooperation with the upper die 27.
[0016]
Further, an operation display unit 30 for performing operations such as setting of processing conditions is connected to the control device 3.
[0017]
The control device 3 includes a processing condition setting unit 31 for inputting processing conditions, a processing condition storage unit 32 for storing input processed processing condition data (in units of sets), and a work from a plurality of stored processing condition sets. A machining condition selection unit 33 for selecting a machining condition set to be used for machining; a program storage unit 34 for storing a plurality of machining programs; and an execution program for selecting a program to be used for workpiece machining from a plurality of programs stored in advance. It comprises a selection unit 35 and a program execution unit 36 that analyzes and executes a program selected by the selected processing condition set.
[0018]
The above-described processing condition setting unit 31, processing condition selection unit 33, execution program selection 35, and program execution unit 36 are configured by, for example, a CPU. The processing condition storage unit 32 and the program storage unit 34 described above are configured by a rewritable memory such as a RAM, for example.
[0019]
Further, a temperature control unit 37 and a servo control unit 39 are connected to the program execution unit 36 of the control device 3.
[0020]
The temperature controller 37 is connected to the heating / cooling device 29 of the glass forming machine 1. Further, a temperature detection unit 45 is connected to the temperature control unit 37. The temperature sensor 21 of the glass forming machine 1 is connected to the temperature detector 45.
[0021]
The servo controller 39 is connected to the servo motor 11 of the glass forming machine 1.
A pressing force detecting unit 41 and a position detecting unit 43 are connected to the servo control unit 39. The load detector 19 of the glass forming machine 1 is connected to the pressing force detecting section 41, and the position detector 13 of the glass forming machine 1 is connected to the position detecting section 43.
[0022]
FIG. 2 is a display example of a screen on the operation display unit 30.
[0023]
When the setting screen of the processing condition data as shown in FIG. 2 is displayed, the processing condition is input from the operation display unit 30. The operation input is performed using, for example, a keyboard or a mouse. Alternatively, an input may be performed by providing a touch panel on the screen of the operation display unit 30.
[0024]
When the processing condition is input from the operation display unit 30, the processing condition setting unit 31 of the control device 3 stores the processing condition data in the processing condition storage unit 32. At this time, a unique combination of the displayed processing conditions is given as a set and stored as a processing condition set.
[0025]
At the time of starting work processing by the glass forming machine 1, a program to be executed and a processing condition name are designated from the operation display unit 30. The execution program selection unit 35 selects a specified program from a plurality of programs stored in the program storage unit 34 in advance. At the same time, the processing condition selection unit 33 selects a processing condition set corresponding to the specified processing condition name from a plurality of processing condition sets stored in the processing condition storage unit 32.
[0026]
Thus, the preparation for executing the program is completed, and the program execution unit 36 analyzes and executes the selected program according to the selected machining conditions.
[0027]
In the configuration shown in FIG. 1, command data is output to a servo control unit 39 from a program execution unit 36 that analyzes and executes a program selected according to the selected processing conditions.
[0028]
Next, the control operation of the control device 3 in such a configuration will be described with reference to the flowchart of FIG.
[0029]
First, processing conditions are input from a display screen as shown in FIG. 2 (ST1). In FIG. 2, an underlined character string after “processing condition data:” means that a number or a character can be input at that position.
[0030]
When glass is formed by the glass forming machine 1, the correlation between the position of the driving unit, the pressing force, and the temperature in the chamber is approximately as shown on the left side of FIG. 2, and the processing conditions are input with reference to the correlation. You.
[0031]
The processing condition setting unit 31 processes the input data and inputs a portion indicated by a cursor as processing condition data (ST2). At this time, the processing conditions differ depending on the type of the work, and since a plurality of processing conditions are prepared, a unique name is given to each of the combinations of the processing conditions as one set. In the display example shown in FIG. 2, a set of processing conditions named “TEMP600TEST” is displayed.
[0032]
In the display example shown in FIG. 2 after the input of the processing condition data, when the “memory registration” menu at the bottom is selected (ST3), the processing condition setting unit 31 sets the input processing condition data to one set. It is stored in the processing condition storage unit 32 (ST4).
[0033]
Then, when a program for controlling the glass forming machine 1 and a processing condition name are designated (ST5), the execution program selection unit 35 selects a program designated from among a plurality of programs stored in the program storage unit 35 in advance. Is selected (ST6).
[0034]
The processing condition selection unit 33 selects a processing condition set corresponding to the specified processing condition name (for example, “TEMP600TEST”) from the plurality of processing condition sets stored in the processing condition storage unit 32 (ST7). ).
[0035]
Subsequently, the program execution unit 36 analyzes and executes the program selected by the execution program selection unit 35 according to the processing conditions selected by the processing condition selection unit 33 (ST8).
[0036]
As described above, according to the embodiment of the present invention, a flexible production mode can be realized by storing a plurality of combinations of processing conditions used in glass forming in advance as a set, and a program of processing conditions can be realized. The time required for modification and creation can be saved, and machining trouble can be reduced.
[0037]
It should be noted that the present invention is not limited to the above-described embodiment, and can be variously modified in an implementation stage without departing from the spirit of the invention. In addition, the embodiments may be implemented in appropriate combinations as much as possible, in which case the combined effects can be obtained. Further, the embodiments include inventions at various stages, and various inventions can be extracted by appropriately combining a plurality of disclosed constituent elements. For example, even if some components are deleted from all the components shown in the embodiment, (at least one of) the problems described in the column of the problem to be solved by the invention can be solved, and the effect of the invention can be solved. In the case where (at least one of) the effects described in (1) is obtained, a configuration from which this component is deleted can be extracted as an invention.
[0038]
【The invention's effect】
As described above in detail, according to the present invention, it is possible to provide a control apparatus and a control method for a glass forming machine capable of reducing the time required for changing processing conditions and preventing processing trouble.
[Brief description of the drawings]
FIG. 1 is a block diagram showing a schematic configuration of a glass forming machine according to the present invention and a control device for controlling the glass forming machine.
FIG. 2 is a diagram showing a display example of an operation display unit.
FIG. 3 is a flowchart illustrating a control operation of a control device according to the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Glass forming machine 3 ... Control device 30 ... Operation display part 31 ... Processing condition setting part (setting means)
32 Processing condition storage unit (first storage unit)
33: Processing condition selection unit (first selection means)
34: Program storage unit (second storage unit)
35: execution program selection unit (second selection means)
36: Program execution unit (execution means)
37: temperature controller 39: servo controller

Claims (2)

In a control device of a glass forming machine for forming a glass material into an arbitrary shape,
When processing conditions for controlling the glass forming machine are input, setting means for performing this input processing,
First storage means for storing the processing conditions input by the setting means in units of one set;
Second storage means for storing a plurality of programs for controlling the glass forming machine in advance;
When a program for controlling the glass forming machine and a processing condition set are specified, a first selection for selecting a specified processing condition set from a plurality of processing condition sets stored in the first storage means. Means,
When a program for controlling the glass forming machine and a processing condition set are designated, a second selecting means for selecting a designated program from a plurality of programs stored in the second storage means,
Executing means for analyzing and executing the program selected by the second selecting means according to the processing conditions selected by the first selecting means;
A control device for a glass forming machine, comprising: A control method of a glass forming machine for forming a glass material into an arbitrary shape,
When processing conditions for controlling the glass forming machine are input, perform this input processing,
The processing conditions for this input processing are stored in units of one set,
A plurality of programs for controlling the glass forming machine are stored in advance,
When a program for controlling the glass forming machine and a processing condition set are specified, a specified processing condition set is selected from among the stored plurality of processing condition sets, and the stored plurality of programs are selected. Select the specified program from among them,
A method for controlling a glass forming machine, characterized in that the selected program is analyzed and executed according to the selected processing conditions.

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