JPH06179232A - Displaying controlling method of cylinder temperature setting and monitoring picture of injection molder - Google Patents

Abstract

PURPOSE:To facilitate the temperature setting operation of an injection molder and improve its visuality by a method wherein the shape of injection unit and its heater are displayed in symbolized figures in response to them over all the injection units and, at the same time, legible temperature setting and monitoring frame corresponding to the figured heater is displayed. CONSTITUTION:The predetermined enviroment setting mode picture is called on a display 24 by operating keys so as to assign the type of an injection unit 10. After that, by indicating the display of a cylinder temperature setting and monitoring picture by operating keys, a display controlling processing section 36 for producing and processing display picture production data on reference to the data, which are housed in advance in a picture producing data housing section 35, for constructing the cylinder temperature setting and monitoring picture for the assigned injection unit 20 so as to display the cylinder temperature setting and monitoring picture. Thus, the names of heater number, temperature setting and monitoring frames are displayed at the respective positions corresponding to the respective displayed heaters together with the symbolized figures of the injection unit 10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cylinder in an injection molding machine controlled by a microcomputer (hereinafter referred to as a microcomputer) capable of displaying various operating condition setting screens, monitor screens and the like on a display device such as a CRT display. The present invention relates to a display control method for a temperature setting monitoring screen.

[0002]

2. Description of the Related Art Recent microcomputer-controlled injection molding machines are equipped with a display device such as a color CRT display and a color LCD. With this display device, various operating condition setting screens, various measured data screens, various statistical processings can be performed. Various mode screens such as a data screen are displayed.

In an in-line screw type injection molding machine, a resin which is plasticized and kneaded in a heating cylinder by screw rotation and transferred to the screw tip side (nozzle side of the heating cylinder tip) is solidified under a hopper. A heater (band heater) is wound around the heating cylinder and nozzle in order to make a suitable transition from the state to the molten and plasticized state at the screw tip side, and each heater is individually selected according to the resin type and injection unit shape. It is designed to control the optimum temperature.

A cylinder temperature setting monitor screen mode is provided for setting the heater temperatures of the heating cylinder and nozzle and for monitoring the measured temperature of each part around the cylinder during the molding operation. The setting monitoring screen is called on the display device to set the heater temperature and confirm the measured temperature.

As a conventional technique of an injection molding machine having such a cylinder temperature setting monitoring screen mode, for example, Japanese Patent Publication No.
There is an "injection molding machine in which the cylinder temperature set point on the display screen changes according to the temperature control point of the cylinder" disclosed in Japanese Patent No. 14866. In the screen display control method disclosed in this prior application, the fixed figure display unit (nozzle heater unit) is set by setting the number of heaters (the number of temperature control points) that changes according to the cylinder type in the injection unit.
, A unit cylinder heater graphic display unit is generated according to the set number of temperature control points, and this is connected to the fixed graphic display unit (nozzle heater unit) for graphic display. A temperature setting / monitoring column is generated according to the number of the unit cylinder heater graphic display portions, and this is connected to the fixed temperature setting / monitoring column to be displayed.

That is, in the above-mentioned prior application, the figure of the nozzle heater and the temperature setting / monitoring section are displayed in proper proportion to the set number of temperature control points so as to eliminate errors in temperature setting. .

[0007]

Incidentally, the injection unit of the injection molding machine has a long nozzle having a long nozzle having two or more heaters, in addition to a heating cylinder having a normal shape and a nozzle. Injection unit and a vent type cylinder injection unit with a vent port (gas vent) in the middle of the heating cylinder. These long nozzle injection units and vent type injection units are also injection molded according to the application. It is set on the machine.

However, in the above-mentioned prior application,
Any consideration should be given to the symbol graphic display according to the long nozzle injection unit and the vent type injection unit, and to display the temperature setting / monitoring column in an easy-to-see manner corresponding to the heater graphic display. It wasn't done. Therefore, when a long nozzle injection unit or a vent type injection unit is mounted, there is a problem that the temperature setting operation of each heater is likely to be erroneous and the measured temperature is likely to be erroneously recognized.

The present invention has been made in view of the above points,
The purpose is to display the injection unit shape and heater corresponding to all of the injection unit of the normal shape, the injection unit of the long nozzle, and the injection unit of the vent type cylinder in a symbolic figure, and The temperature setting / monitoring column corresponding to the displayed heater is displayed to facilitate the temperature setting operation,
It is also to improve the visibility.

[0010]

In order to achieve the above object, the present invention is capable of setting a temperature control condition of a portion around a heating cylinder on a display device attached to an injection molding machine and at the time of operation. In a cylinder temperature setting monitor screen display control method of an injection molding machine, which can call a cylinder temperature setting monitor screen in which the actual temperature measurement information of the nozzle can be monitored, a long nozzle injection unit having a plurality of heaters in the nozzle part, Alternatively, either the injection unit of a vent type cylinder having a vent port in the middle of the heating cylinder, or the number of heaters of the cylinder in the injection unit in which the heater of the nozzle unit has one heater and the heating cylinder has a normal shape is selected and designated. In this way, the external shape of the injection unit selected and designated and the heater are graphically displayed on the cylinder temperature setting monitoring screen. , This figure displayed corresponding respectively located between each heater, so as to display the heater Number Name and temperature setting and monitoring section, is made.

[0011]

When a predetermined environment setting mode screen is called on the display device by a key operation or the like, and interactively with the environment setting mode screen, if the mounted injection unit is a long nozzle injection unit, "LN. (Long nozzle) "is specified, and if the mounted injection unit is an injection unit of a vent type cylinder," vent "is specified. After that, by instructing the display of the cylinder temperature setting monitoring screen by a key operation or the like, for example, when "LN" is set, the display control processing unit for generating the display screen displays For displaying the cylinder temperature setting monitoring screen for the long nozzle injection unit by referring to the cylinder temperature setting monitoring screen construction data for the long nozzle injection unit, which is stored in advance in the screen creation data storage unit such as PROM. Image data is generated, transferred to a display device, and a cylinder temperature setting monitoring screen for the long nozzle injection unit is displayed. As a result, for example, the symbol graphic of the long nozzle injection unit having two heaters in the nozzle portion is displayed, and the heater number name and the temperature setting / display are set at the respective positions corresponding to the respective heaters displayed graphically.
The monitoring column is displayed.

Further, when the "vent" is set when the display of the cylinder temperature setting monitoring screen is instructed, the display control processing unit is previously stored in the screen creation data storage unit. , Refer to the data for building the cylinder temperature setting monitoring screen for the vent type injection unit, generate the image data for displaying the cylinder temperature setting monitoring screen for the vent type injection unit, transfer it to the display device, and Display the cylinder temperature setting monitoring screen for the automatic injection unit. As a result, for example, a symbolic graphic of the vent type injection unit that characterizes the cylinder part with the vent port is displayed, and the heater number name and the temperature setting / monitoring column are displayed at the respective positions corresponding to the respective heaters graphically displayed. Is displayed.

[0013]

Embodiments of the present invention will be described below with reference to FIGS. FIG. 1 is a simplified explanatory view of an injection molding machine according to an embodiment of the present invention.

In the figure, 1 is a mold opening / closing unit (a mold opening / closing mechanism system), which is equipped with a fixed die plate 2 having a fixed mold 3, a support plate 4 having a mold clamping cylinder 5, and a movable mold 7. The mold clamping cylinder 5 includes a movable die plate 6 driven by a toggle link mechanism 8.

10 is an injection unit (injection mechanism system)
A heating cylinder 11 having a built-in screw, a hopper 12 for charging and supplying a resin material into the heating cylinder 11 (a rear portion of the screw), and a resin injection hole of the fixed mold 3 which is attached to the tip end side of the heating cylinder 11. The nozzle 13 and the rotation driving source 14 for the screw and the forward driving source (not shown) are provided. A heater (band heater) 15 is wound around the nozzle 13 and the heating cylinder 11, and heating of each part can be controlled individually. The heater 15 can be individually driven and controlled by a microcomputer 20 described later, and at least each portion where the heater 15 is installed is provided with a temperature sensor (not shown) including a thermocouple. The microcomputer 20, which will be described later, recognizes and controls the temperature of each part based on the information detected by the temperature sensor.

In the present embodiment, the lower part 16 of the hopper 12 (lower part 16 of the hopper) is not shown, but cooling control can be performed by cooling water for controlling the cooling water supply to the lower part 16 of the hopper. The cooling water valve is also controlled by the microcomputer 20 described later. Although not shown, the hopper lower 16 is also provided with a temperature sensor including a thermocouple, and the microcomputer 20 to be described later recognizes and controls the temperature of the hopper lower 16 based on the information detected by the temperature sensor. There is.

Further, in the present embodiment, the operating oil supplied to various hydraulic drive sources can be cooled and controlled by an oil heater (not shown) using cooling water, which is used for controlling the cooling water supply to the oil heater. The cooling water valve is also controlled by the microcomputer 20 described later. Although not shown, a temperature sensor made up of a thermocouple is also provided in the oil passage near the oil heater, and the microcomputer 20 described later recognizes and controls the temperature of the hydraulic oil based on the detection information from this temperature sensor. Has become.

In FIG. 1, 20 is a microcomputer (microcomputer) that controls the operation and display of the entire machine (injection molding machine), 21 is a sensor group composed of a large number of sensors provided in each part of the machine, Reference numeral 22 is a driver group composed of a large number of driver circuits for driving and controlling a large number of drive sources arranged in various parts of the machine, 23 is a key input device arranged on the front surface of the machine, and 24 is the above key For example, a color CRT arranged adjacent to the input device 23
It is a color display device including a display and a color LCD. The sensor group 21 includes a temperature sensor group 21a including a large number of thermocouples described above.

Further, 25 is a RAM cassette (RAM board) which is detachably attached to the control panel of the machine (injection molding machine), and 26 is an IC card which is also detachable from the control panel of the machine. The RAM cassette 25 and the IC card 26, which are possible memories, are properly connected to the microcomputer 20 via the bus when mounted in the machine, and data is exchanged with the microcomputer 20 mainly under the control of the MPU of the microcomputer 20. It is possible to give and receive. Figure 2
FIG. 2 is an enlarged view showing a schematic appearance of the entire machine and a main part of a control panel section. As shown in the figure, the control panel section 27 has an insertion port 28 for the RAM cassette 25 and the IC card 26.
And the insertion port 29 of the. In this embodiment, the RAM cassette 25 is always installed.

The above-mentioned microcomputer 20 is used for kneading, plasticizing,
Control of the entire molding process such as metering operation (charge operation), injection operation, mold opening / closing operation, eject operation, etc., calculation / storing processing of measured data, judgment processing of non-defective / defective products, calculation / judgment processing of abnormality judgment processing, etc. Or the color display device 2
Various kinds of processing such as display control processing of the output image 4 are executed. The microcomputer 20 is actually composed of various I / O interfaces, ROM, RAM, MPU, etc., and executes various processing by various programs created in advance. Condition setting storage unit 31, molding process control unit 32, measured value storage unit 3
3, monitor data processing unit 34, screen creation data storage unit 35, display control processing unit 36, internal molding condition memory (1)
The following description will be made on the assumption that the device 37, the internal molding condition memory (2) 38 and the like are provided.

The current molding condition setting storage unit 31 is input by the key input device 23 or the like, or the internal molding condition memory (1) 37 and the internal molding condition memory (2).
38, the RAM cassette 25, and the IC card 26, and various operating condition values used for the current operation are stored in a rewritable form. The operating condition values include, for example, the relationship between the screw position and the screw rotation speed, the screw retreat speed, and the back pressure during the kneading / plasticizing / measuring process, suck back control conditions, injection from the start of injection to the switching of holding pressure. Speed conditions and primary injection pressure conditions, secondary pressure (holding pressure) switching conditions, holding pressure conditions from the holding pressure switching time to the end of holding pressure, mold closing (mold clamping) stroke and speed control conditions, and mold clamping force. , Mold opening stroke and speed control condition, eject control condition, control condition of automatic product removing machine, heater temperature of each part, cooling temperature of each part, and the like.

The molding process control unit 32 is based on a molding process control program created in advance and setting condition values stored in the current molding condition setting storage unit 31, and the sensor group arranged in each unit of the machine. 21 (position sensor, pressure sensor, temperature sensor, etc.), the driver group 22 (motor) while referring to the data from the measured value storage unit 33 that takes in measurement information in real time and the clocking information from the clock built in itself. A corresponding drive source is appropriately driven and controlled via a driver, a hydraulic control valve driver, a cooling water control valve driver, a heater driver, etc.) to execute a series of molding steps.

The measured value storage unit 33 stores all measured data of preset monitor items during continuous automatic operation over a predetermined number of continuous shots. The monitor items to be fetched include time monitoring items, position monitoring items, rotation speed monitoring items, speed monitoring items, pressure monitoring items, temperature monitoring items, power monitoring items, and the like, and the important items of the molding operation condition setting items described above. Is almost included.

The monitor data processing unit 34 is provided with an allowable range table storing the upper limit value and the lower limit value preset for each of the above-mentioned many monitor items. Then, the monitor data processing unit 34 determines whether the actual measurement data of the latest shot transferred from the actual measurement value storage unit 33 is within the allowable range by referring to the content of the allowable range table, When it is determined that the value is out of the range, a signal corresponding to the level is sent to the molding process control unit 32 so that the latest shot product is conveyed to the defective product storage by the product automatic take-out machine, or the machine is urgently needed in some cases. Stop. Furthermore, when the monitor data processing unit 34 determines that the actual measurement data of the latest shot is outside the allowable range, the display control processing unit 3 may be performed as necessary.
Display the alarm message screen on 6.

The screen creation data storage unit 35 stores screen creation data created in advance for building a number of mode screens. The data stored in the screen creation data storage unit 35 is Read by the display control processing unit 36 as necessary, and the display control processing unit 36
It is used in the process of generating display image data in. As the data stored in the screen creation data storage unit 35, for example, a large number of operating condition setting screen building data including a plurality of types of cylinder temperature setting monitoring screen building data, a large number of measured data display screen building data, There are a large number of statistical processing data display screen construction data, a large number of alarm message display screen construction data, and the like.

The display control processing unit 36, based on a display image creation / control program created in advance by an operator's desired display mode screen call command from the key input device 23, displays image data of the specified display mode screen. To create. That is, when a predetermined display mode screen call command from the operator arrives, the display control processing unit 36 sends data for constructing the specified display mode screen from the data stored in the screen creation data storage unit 35. On the basis of the read-out, based on this, for example, a line is first drawn to generate frame line data or the like by a straight line or a curve necessary for the image, and then color paint of a predetermined color is applied to the inside and outside of each of the generated frames ( Color coloring) processing is performed, and if necessary, the data in the current molding condition setting storage unit 31, the measured value storage unit 33, the monitor data processing unit 34, or the internal molding condition memory (1) 3 described above.
7, internal molding condition memory (2) 38, RAM cassette 2
5, while taking in the data stored in the buffer memory (not shown) to which the contents of the IC card 26 are transferred, refer to the character data or the like previously created and stored in the display character data storage unit (not shown), Character image data necessary for displaying the display mode screen is created, and the character image data is fitted into a predetermined area, thereby generating image data for display.

The image data generated by such a display control processing unit 36 is temporarily stored in a frame buffer in the display control processing unit 36, and is sent from the frame buffer to the color display device 24 for color Display device 24
The screen (image) desired by the operator will be displayed on the display screen.

The internal molding condition memory (1),
(2) In 37 and 38, the operating molding conditions corresponding to each mold (product) are stored and saved. In the present embodiment, the internal molding condition memory (1),
(2) 37 and 38 can store operational molding conditions for 16 molds (products), respectively. Further, the RAM cassette 25 and the IC card 26 can also store the operation molding conditions corresponding to each mold (product). In the present embodiment, this RAM cassette 25 is stored.
16 dies (product) for IC card 26
It is possible to store the operation molding conditions regarding the above. The data in the molding condition storage memories 25, 26, 37, 38 can be written in the current molding condition setting storage unit 31, and the data in the current molding condition setting storage unit 31 can be written in the molding condition storage memory 25, 26, 37 and 38 are selectively writable. Further, the molding condition storage memory 2
5, 26, 37, 38 data can be moved, deleted, rearranged, etc., and each molding condition storage memory 25,
It is also possible to copy data between 26, 37, and 38, and these are performed by the microcomputer 20 executing a predetermined process by the key operation of the operator.

FIG. 3 shows an environment setting mode screen which the operator calls on the color display device 24 by appropriately operating the keys. In this embodiment, the type of heater unit and the number of heaters can be selectively set in the "heater zone number selection field" 40 on the environment setting mode screen (the nozzle unit of the long nozzle having a plurality of heaters in the nozzle unit). Or the specification of the injection unit of the vent type cylinder that has a vent port in the middle of the heating cylinder, or the specification of the number of heaters of the cylinder in the injection unit where the nozzle has one heater and the heating cylinder has a normal shape. Is possible).

"3" in "heater zone number selection field" 40
Display column 40a, "4" display column 40b, "5" display column 40
c, the "6" display column 40d is for designating the number of heaters of the cylinder in the injection unit in which the nozzle unit has one heater and the heating cylinder has a normal shape.
0a to 40d, the cursor is moved by a key operation, and the enter key (confirmation key) is pushed, so that there is one heater in the nozzle portion and the heating cylinder is an injection unit having a normal shape. Along with the setting, the number of heaters is set. Further, the "vent" display column 40e in the "heater zone number selection column" 40 is for designating an injection unit of a vent type cylinder having a vent port in the middle of the heating cylinder, and similarly in this display column 40e. The vent type injection unit is set by moving the cursor and pushing the enter key. The “LN” display field 40f in the “heater zone number selection field” 40 is used to specify the injection unit of the long nozzle having a plurality of (two in this embodiment) heaters in the nozzle section. Similarly, by moving the cursor to the display field 40f and pushing the enter key, it is set as a long nozzle ejection unit.

In FIG. 3, reference numeral 41 denotes a "memory card use" setting field, and the cursor is moved to the "memory card use" setting field 41, and "○" mark and "x" are appropriately operated by key operation.
By alternately selecting and with the mark, it is set whether the IC card 26 is in a mode in which the IC card 26 is used (marked by "○") or a mode in which the IC card 26 is not used (marked by "x"). Has become.

When one of the display columns 40a to 40f in the "heater zone number selection column" 40 is designated, the microcomputer 20 recognizes the type of the injection unit and the number of heaters which are selected and set. After that, when the display of the cylinder temperature setting monitoring screen is requested by an appropriate key operation, the microcomputer 20 generates the image data for displaying the cylinder temperature setting monitoring screen by the above-described processing and transfers it to the color display device 24. Then, the cylinder temperature setting monitoring screen corresponding to the selection designation is displayed on the color display device 24. That is, on the cylinder temperature setting monitoring screen, the external shape and heater of the selected and specified injection unit are graphically displayed, and the heater number name and temperature setting / temperature setting are displayed at the respective positions corresponding to the respective heaters graphically displayed. Display the monitoring column.

FIG. 4 shows, for example, a "5" display column 40c in the "heater zone number selection column" 40 of FIG. 3 (in an injection unit in which the nozzle has one heater and the heating cylinder has a normal shape, the number of heaters is 5: In this embodiment, a cylinder temperature setting monitoring screen is displayed on the color display device 24 by appropriately operating a key after selecting and designating a standard injection unit). As shown in the figure, in the cylinder temperature setting monitoring screen according to the present embodiment, almost the upper half of the screen is a display area of a symbol graphic concretely showing the temperature setting monitoring target portion, and the periphery of the mold and the heating cylinder. The figure and are drawn. In this figure, 51 is a "heater 1" display portion corresponding to the heater (1) wound around the nozzle, and 52 to 55 correspond to the heaters (2) to (5) wound around the heating cylinder. "Heater 2" to "Heater 5"
The display unit 59 is a "hopper lower" display unit corresponding to the hopper lower 16 described above, and each of the display units 51 to 55 and 59.
Are individually paintable. In addition, in the vicinity of 51 to 55 and 59 of each display unit, a character display indicating the name of the temperature monitoring target portion is provided. Reference numeral 60 is a measured temperature display portion between the heater (1) and the heater (2), and 61 is a measured temperature display portion between the heater (4) and the heater (5).

In the state shown in FIG. 4, the heaters (1) to (5) are energized by the command of the molding process control unit 32 and are in the heating operation, and the molding process control unit 32 receives information indicating this fact. The display control processing unit 3 received from
6 paints the "heater 1" to "heater 5" display portions 51 to 55 in red, respectively, and intuitively recognizes by color that each of these portions is in a heating operation. When the heater is not energized, it is painted white, for example). Further, in the state shown in FIG. 4, the cooling water is being passed through the lower hopper 16 according to the instruction of the molding process control unit 32 to perform the cooling operation, and the display indicating that the information indicating this is received from the molding process control unit 32 is displayed. The control processing unit 36 paints the “under hopper” display unit 56 in a light blue color, and intuitively recognizes by color that each of these units is in the water cooling operation (note that the water is not flowing). When it is in a state, it is painted (for example, yellow (or white)).

By doing so, it is possible for anyone to easily understand where the temperature setting or temperature monitoring target part is pointing by the concrete representation of the symbol graphic, and which part of the machine is currently heated or cooled. It is possible to surely recognize at a glance whether it is in motion.

In the lower half of the cylinder temperature setting monitoring screen shown in FIG. 4, the measured temperature value, the set temperature value, the upper limit range (+ temperature range value), and the lower limit range are associated with the name display of the temperature setting monitoring target. It is a display area of a temperature setting / monitoring column 65 showing (-temperature range value) and the like in the form of a list. Figure 4
In the example shown in, the temperature setting / monitoring column 65 includes the "heater 1", "heater 2", "heater 3",
There are provided "heater 4", "heater 5", and "under hopper" items, and an "oil temperature" item indicating the temperature of the hydraulic oil in the hydraulic circuit. Under the name of the temperature setting monitoring target of each item, the display control processing unit 34 displays the current molding condition setting storage unit 31, the measured value storage unit 33, and the monitor data processing unit 3.
The data acquired from 4 is the “measured value”, “set value”,
Numerical values are displayed as "upper limit ↑" and "lower limit ↓". The bottom row of the temperature setting / monitoring column 65 is a condition setting column for whether or not to measure and control the temperature of the temperature control target. By setting “◯” in each condition setting column, the temperature control is performed. And the upper / lower limit monitoring function is turned on, and the temperature control and the upper / lower limit monitoring function are turned off by setting "x".

The uppermost row of the temperature setting / monitoring column 65 is
Each temperature setting monitoring target is an operation state display column indicating whether the heating operation, the cooling operation, or neither of them. In the state shown in FIG. 4, since the heaters (1) to (5) are in the energization heating operation as described above, the operation state display columns of the items "heater 1" to "heater 5" are displayed. An upward arrow indicating that the heating operation is being performed is displayed in red. Also, as mentioned above, the hopper bottom 1
Since 6 is in the water cooling operation, a downward arrow indicating that the cooling operation is in progress is displayed in light blue in the operation state display column of the item “under hopper”. Note that the operation status display fields for items that are neither heating operation nor cooling operation are blank.
By doing so, in the present embodiment, it is considered that the temperature monitoring target can be identified by the arrow and the color even during the temperature setting / monitoring column whether the temperature monitoring target is in the heating operation or the cooling operation.

FIG. 5 shows a "6" display column 40d in the "heater zone number selection column" 40 of FIG. 3 (in the injection unit in which the nozzle has one heater and the heating cylinder has a normal shape, the number of heaters is six). ) Is selected and designated, the cylinder temperature setting monitoring screen called up on the color display device 24 is displayed by an appropriate key operation. In this case as well, in the symbol graphic display area in the upper half of the cylinder temperature setting monitoring screen, graphics around the mold and the heating cylinder are drawn, and heaters wound around the nozzle ( 1)
"Heater 1" display section 51 corresponding to the above, "heater 2" corresponding to the heaters (2) to (6) wound around the heating cylinder
~ "Heater 6" displays 52-56 are shown. Other parts in the display area of the symbol graphic are almost the same as in the case of FIG. 4, but in this example, instead of the actually measured temperature display part between the heater (4) and the heater (5), the heater ( A measured temperature display portion 62 is provided between the heater 5 and the heater 5).

A temperature setting / monitoring field 65 is displayed on the lower side of the cylinder temperature setting / monitoring screen of FIG. 5, and in the case of FIG. 5, in addition to the items of FIG. Is provided. Other parts in the temperature setting / monitoring column 65 of FIG. 5 are almost the same as those of FIG.

The "3" or "4" display columns 40a, 40b in the "heater zone number selection column" 40 of FIG. 3 are shown.
After selecting and designating (the number of heaters is 3 or 4 in the injection unit in which the nozzle has one heater and the heating cylinder has a normal shape), the color display device 2 is appropriately operated by key operation.
When the cylinder temperature setting monitoring screen is called on the display 4, the "heater 4" and "heater 5" display portions 54 and 55 of the heaters (4) and (5) or the heater (5) are displayed from the display state of FIG. Since the "heater 5" display 55 disappears, and the "heater 4", "heater 5", or "heater 5" items disappear from the temperature setting / monitoring field 65, only The illustration is omitted.

In FIG. 6, after the "vent" display column 40e (injection unit of vent type cylinder) in the "heater zone number selection column" 40 of FIG. 3 is selected and designated, the color display device 24 is appropriately operated by key operation. The cylinder temperature setting monitoring screen called up is shown. Also in this case, although the figure around the die and the heating cylinder is drawn in the display area of the symbol figure in almost the upper half of the cylinder temperature setting monitoring screen, there is a vent port to characterize and show the vent type cylinder. The heating cylinder portion is drawn thin so that the inside of the heating cylinder can be visually recognized at a glance that it is a vent type cylinder divided into two stages. In this example, the "heater 1" corresponding to the heater (1) wound around the nozzle
Display unit 51, "heater 2" and "heater 3" corresponding to the heaters (2) and (3) wound around the front of the heating cylinder.
Display parts 52 and 53, "heater 4" and "heater 5" display parts 54 and 55 corresponding to the heaters (4) and (5) wound around the rear part of the heating cylinder, and a heating cylinder part having a vent port. A "heater 6" display 57 corresponding to the heater (6) wound around is shown. The other parts in the display area of the symbol graphic are almost the same as in the case of FIG.

A temperature setting / monitoring field 65 is displayed on the lower side of the cylinder temperature setting / monitoring screen shown in FIG. 6, and in this embodiment, the heaters are displayed graphically at respective positions corresponding to the respective heaters displayed graphically. Since the item “heater” is provided (in the order corresponding to “), the item“ heater 6 ”is provided between the items“ heater 3 ”and“ heater 4 ”. The other parts in the temperature setting / monitoring field 65 in FIG. 6 are almost the same as those in FIG.

FIG. 7 shows a color display device which is operated by appropriately operating keys after selecting and designating the "LN" display field 40f (long nozzle injection unit) in the "heater zone number selection field" 40 of FIG. 24 shows the called cylinder temperature setting monitoring screen. Also in this case, the figure around the mold and the heating cylinder is drawn in the symbol figure display area in almost the upper half of the cylinder temperature setting monitoring screen.
In order to characterize and show the injection unit of the long nozzle, the nozzle portion is drawn as a long one having two stages so that it can be visually recognized at a glance that it is the injection unit of the long nozzle having the long nozzle. In this example, "heater 1" corresponding to the heater (1) wound around the base end side of the nozzle.
In addition to the display 51, a "heater 6" display 58 corresponding to the heater (6) wound on the front side of the nozzle is shown. The other parts in the display area of the symbol graphic are almost the same as those in FIG. 4, but in this example, the heater (1) is used.
Instead of the measured temperature display section between the heater (2) and the heater (2), the measured temperature display section 63 between the heater (6) and the heater (1) is
Is provided.

A temperature setting / monitoring field 65 is displayed on the lower side of the cylinder temperature setting / monitoring screen shown in FIG. 7, and in this embodiment, the temperature setting / monitoring field 65 is displayed at the respective positions corresponding to the respective heaters displayed in the graphic display (graphic display). Since the item "heater" is provided (in the order corresponding to "), the item" heater 6 "is provided before the item" heater 1 ". In addition, the temperature setting of Fig. 7
The other parts in the monitoring column 65 are almost the same as in the case of FIG.

As described above with reference to FIGS. 4 to 7, in the present embodiment, the injection unit of the normal shape, the injection unit of the long nozzle, and the injection unit of the vent type cylinder are all provided. The shape of the injection unit and the heater are displayed in a symbolic figure, and the temperature setting / monitoring column corresponding to the heater displayed in the figure is displayed so that the temperature setting can be performed even if the shape of the injection unit is different. The operation is easy and reliable, and the visibility is also improved.

FIG. 8 shows an example of a "molding condition storage" mode screen displaying the contents of the internal molding condition memory when the "use memory card" setting field 41 is set to "x". , Fig. 9 shows "Use memory card" setting field 4
An example of the "molding condition storage" mode screen displaying the contents of the internal molding condition memory when 1 is set to the "○" mark is shown. In the present embodiment, the lower part of FIGS. By designating the function function display section shown in (1) with a cursor and operating interactively with the window display field displayed based on this, copying, moving,
Processing such as deletion and rearrangement is performed.

[0047]

As described above, according to the present invention, the injection unit shape and the heater corresponding thereto are provided over all of the injection unit of the normal shape, the injection unit of the long nozzle, and the injection unit of the vent type cylinder. In addition to displaying it in a symbolic shape, the temperature setting / monitoring column corresponding to the heater displayed in a graphic form is displayed, so even if the injection unit shape is different, the temperature setting operation becomes easy and reliable, Also, the visibility is improved.

[Brief description of drawings]

FIG. 1 is a simplified explanatory view of a main part of an injection molding machine according to an embodiment of the present invention.

FIG. 2 is an explanatory view showing a schematic appearance of an injection molding machine according to an embodiment of the present invention and an enlarged main part of a control panel section.

FIG. 3 is an explanatory diagram showing an example of an environment setting mode screen according to an embodiment of the present invention.

FIG. 4 is an explanatory diagram showing an example of a cylinder temperature setting monitoring mode screen according to an embodiment of the present invention.

FIG. 5 is an explanatory diagram showing an example of a cylinder temperature setting monitoring mode screen according to an embodiment of the present invention.

FIG. 6 is an explanatory diagram showing an example of a cylinder temperature setting monitoring mode screen according to an embodiment of the present invention.

FIG. 7 is an explanatory diagram showing an example of a cylinder temperature setting monitoring mode screen according to an embodiment of the present invention.

FIG. 8 is an explanatory diagram showing an example of a molding condition storage mode screen according to an embodiment of the present invention.

FIG. 9 is an explanatory diagram showing an example of a molding condition storage mode screen according to an embodiment of the present invention.

[Explanation of symbols]

 1 Mold opening / closing unit 3 Fixed mold 7 Movable mold 10 Injection unit 11 Heating cylinder 12 Hopper 13 Nozzle 15 Heater 16 Under hopper 20 Microcomputer (microcomputer) 21 Sensor group 21a Temperature sensor group 22 Driver group 23 Key input device 24 Color display Device 25 RAM cassette 26 IC card 31 Current molding condition setting storage unit 32 Molding process control unit 33 Measured value storage unit 34 Monitor data processing unit 35 Screen creation data storage unit 36 Display control processing unit 37 Internal molding condition memory (1) 38 Internal molding condition memory (2)

Claims (5)

[Claims] 1. A display device attached to an injection molding machine,
You can set the temperature control conditions around the heating cylinder,
In addition, in the injection molding machine that can call up the cylinder temperature setting monitoring screen that can monitor the actual temperature measurement information during operation, in the injection unit of the long nozzle with multiple heaters in the nozzle part, or in the middle of the heating cylinder The cylinder temperature setting monitoring is performed by selectively designating either the injection unit of a vented cylinder with a mouth or the number of heaters of a cylinder in an injection unit in which the nozzle unit has one heater and the heating cylinder has a normal shape. On the screen, the external shape of the selected injection unit and the heater are displayed graphically, and the heater number name and the temperature setting / monitoring column are displayed at the respective positions corresponding to the heaters displayed graphically. A method for controlling display of a cylinder temperature setting monitoring screen of an injection molding machine, which is characterized in that 2. The temperature setting / monitoring column according to claim 1,
A method of controlling display of a cylinder temperature setting monitoring screen of an injection molding machine, wherein at least the upper and lower limits are displayed. 3. The cylinder temperature setting monitoring screen of an injection molding machine according to claim 1, wherein the heater portion displayed in a graphic form is color-changed and displayed to show whether or not it is in an energized state. Display control method. 4. The temperature setting / monitoring column for the cooling temperature under the hopper according to claim 1, wherein the appearance shape of the injection unit graphically displayed includes a lower part of the hopper. The method for controlling the display of the cylinder temperature setting monitoring screen of the injection molding machine is characterized in that it is displayed. 5. The cylinder temperature setting monitor for an injection molding machine according to claim 4, wherein the lower portion of the hopper, which is graphically displayed, is color-changed and displayed to indicate whether or not the cooling water is in a circulating state. Screen display control method.