JPH11300936A - Printing production control system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve quality and efficiency of printing production work by collecting and analyzing informations related to printing conditions, informations on quality, disturbing factors on printing work, etc., on each item. SOLUTION: A printing production control system 1 is constituted of a printing machine 3, a printed book accumulating part 5, an operator interface device 7, a computor 9, a data base 11 and a control device 13. The operator interface device 7 is connected with the printing machine 3 to perform setting of a target value for printing, displaying of working situation, etc. The computor 9 is connected with the operator interface device 7 to collect data on the working situation of the printer 3 and result of printing and to store the data in a data base 11. In the computor 9, various analyses related to printing production works from the collected data are performed and in referring to the analytical results, working situations of the printing machine 3 and the printed book accumulating part 5 are controlled by means of the control device 13.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a print production management system in a printing operation by a printing press.

[0002]

2. Description of the Related Art Conventionally, when printing magazines, books, and the like by a printing machine, printing conditions and the like are set for each print item, and printing is performed. Further, whenever the printing operation was stopped due to the trouble of the printing press, the operator adjusted the printing press each time and restarted the operation.

[0003]

However, since the operating conditions of the printing press and the factors impeding the printing work are not grasped as data, and the operation of the printing press often depends on the experience of the operator, the printing work is not performed. It was not efficient.

[0004] The present invention has been made in view of such a problem, and aims at the printing conditions for each item,
An object of the present invention is to provide a print production management system that enhances the quality and efficiency of a print production operation by collecting and analyzing quality information and information relating to factors inhibiting print operations.

[0005]

According to the present invention, there is provided a print management system for managing a print production operation performed by a printing press. A printing system comprising: a production design system having means for reading and displaying a printing status during operation of the printing press, and a means for collecting printing results by the printing press and storing the printing result in a database. It is a production management system.

[0006]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a diagram showing a schematic configuration of a print production management system 1 according to the present embodiment.

[0007] The print production management system 1 is composed of a printing machine 3, a print book stacking unit 5, an operator interface device 7, a computer 9, a database 11, and a control device 13. The operator interface device 7 is connected to the printing press 3 and performs setting of a printing target value of the printing press 3 and display of an operation status. The computer 9 is connected to the operator interface device 7, collects data on the operation status of the printing press 3 and printing results, and stores the data in the database 11.

Further, the computer 9 performs various analyzes on the print production work from the collected data, and controls the printing press 3 and the print book stacking unit 5 from the control device 13 with reference to the analysis results. Note that the processing of the operator interface device 7 and the control device 13 can be performed by the computer 9.

FIG. 2 is a block diagram showing functions of the print production management system 1. The print production management system 1 includes a production design system 21, an analysis system 23, and an alarm system 2.
5. The control system 27 is provided.

The production design system 21 has a function of setting a target value for the printing press 3 and reading and displaying operation status data for the target. The setting of the target value is performed by the operator interface device 7 or the computer 9 shown in FIG.
The operating status data read by the operator is displayed on the screen of the operator interface device 7 or the computer 9. Further, in the production design system 21, the actual print values are collected by the computer 9 shown in FIG. 1 and stored in the database 11 together with the target values and the print conditions.

The analysis system 23 is a production design system 2
The data collected in step 1 is analyzed for each item. This analysis also includes analysis of time-series data such as operation status. These analyzes are performed on the computer 9 shown in FIG.

The alarm system 25 compares the analysis result of the operation status by the analysis system 23 with the operation status of the printing press 3 read by the production design system 21. Alert the operator. An abnormality in the operation status is displayed on the operator interface device 7, and the operator can input the cause or condition from the operator interface device 7.

The control system 27 monitors the dominant conditions in the printing operation by the computer 9 based on the analysis result analyzed by the analysis system 23, and controls the printing machine 3 or the like via the control device 13 so as to adapt to the set conditions. It controls the print book stacking unit 5.

[0014] Production design system 21 will now be described the operation and function of the production design system 21. FIG. 3 is a diagram showing a schematic configuration of the production design system 21. The production design system 21 includes an operation result-obstruction information collection unit 301 and an operation target setting-continuous result management unit 30
2. It comprises a manufacturing information storage unit 303. Hereinafter, the operation of each unit will be described.

The operational performance - collecting unit 301 4 inhibition information is a diagram showing a printing speed operational fluctuation situation 41 collected by the production design system 21. The horizontal axis is the printing machine 3
The vertical axis represents the printing speed 45 of the printing press 3.
Is shown. The solid portion shown in FIG. 4 indicates a printing failure 47. If the printing failure 47 occurs, the printing press 3 is stopped and the operation is interrupted.

When the printing failure 47 is recorded in the printing speed operation fluctuation situation 41, an inhibiting factor, such as a change in paper quality, rubbing or the like, which causes the printing failure 47, is input from the operator interface device 7 by the operator. The input inhibiting factors are recorded together with the operation status, and the computer 9
Is stored in the database 11. That is, data is collected such as what operating factors caused what inhibiting factors.

Further, an operation result-inhibition information collecting unit 301
Collects data indicating the printing condition fluctuation status. The data indicating the fluctuation state includes, for example, the viscosity and temperature of the printing ink, the tension of the printing paper, and the like, and these fluctuation states are collected as time-series data.

As described above, the operation result / inhibition information collection unit 301 collects and records the printing condition fluctuation state and the printing operation impediment factor, so that the correlation between the printing condition and the obstruction occurrence state can be obtained. Can be clarified.

[0019] The operation target setting - always proven management unit 302 then running goal setting - a description of the operation and function of the always-performance management unit 302. FIG. 5 is a diagram showing target setting items 61 of the operation target setting. The target setting item 61 includes a production item 601, a production lot number 602, a normal speed target 603,
Good product rate target 604, operation rate target 605, target A performance value 60
6, target C capability 607, and the like. The production item 601 is the name of the item to be printed, and the production lot number 602 is the total number of production. The service speed target 603 is for setting the service speed of the printing press.

Next, the operation rate, the A ability value, and the C ability value will be described. FIG. 6 is a diagram illustrating a state of the printing press 3. The state of the printing press 3 is divided into a load time 73 related to the work and a pause time 74 not related to the work. The load time 73 includes an operation time 75 and a maintenance time 76 for stopping the printing press for maintenance of the printing press, and the operation time 75 includes an operation time 77 and a switching / adjustment time 78 including switching of paper and the like.

Here, the operation rate, the A ability value, and the C ability value are defined as follows. Operation rate = operation time 77 ÷ operation time 75 A performance value = production quantity ÷ operation time 77 C performance value = production quantity ÷ operation time 75, and the respective target values are the operation rate target 605, target A performance value 606, The target C ability value 607 is reached.

The non-defective rate target 604 is set (%) according to the production lot and the type of paper, and can be expressed by the non-defective rate.

FIG. 7 is a diagram showing a setting screen of the target setting item 61. Target setting is performed by an operator inputting target values to the operator interface device 7 or the computer 9 shown in FIG. 1, and a target setting screen 81 as shown in FIG. 7 is displayed on each screen. The target setting item 61 and each target value are displayed on a display section 83 surrounded by a dotted line. A print speed target 85 is displayed at the lower part thereof, and a target line (thick solid line) 801 is displayed at a glance.

FIG. 8 shows an operation target setting—always result management unit 3.
It is a figure which shows the performance collection item 91 collected by 02. The performance collection items 91 include a production quantity 93, a performance A performance value 94, a performance C performance value 95, a non-defective product rate 96, a remaining time 97, an operation rate 98, and the like. Remaining time 97 is: Remaining time =
((Production lot number−production quantity) 数量 speed at current time).

The result collection items 91 and their values are calculated in real time during the printing operation and displayed on the screen of the operator interface device 7 or the computer 9. FIG. 9 is a diagram showing a screen of the performance display 101. The result collection item 91 shown in FIG.
And its value are displayed.

A print speed record 105 is shown at the bottom, and a target line 107 (thick solid line) and a record line 109 (solid line).
Is shown. The solid portion in FIG.
1 is shown. When all the printing operations are completed, the target value, the actual value, and other time-series data are collected by the computer 9 and stored in the database 11.

The manufacturing information storage unit 303 will be described the operation and function of the production information storage unit 303. FIG. 10 is a diagram showing a schematic configuration of an item information database 1101, which is a part of the accumulated manufacturing information. An item information monitor 1103 is connected to the item database 1105, an item list 1107 is displayed on the item information monitor 1103, and item-specific high-level information 1109 and item-specific detailed information 1111 are displayed for the selected item. . Incidentally, the item information monitor 1103 may be a screen of the operator interface device 7 or the computer 9.

FIG. 11 is a diagram showing a display screen of the item-specific high-level information 1109. The item-specific high-level information 1109 includes information necessary for manufacturing, such as target set values at the time of printing and obstruction factors, in addition to the item name and the number of lots. The item-specific detailed information 1111 shown in FIG. 10 includes an item name, paper / fold information, adjustment location information, preset information of the printing press 3 and the like in the printing operation of the item, and the like.

The above display is displayed on the screen of the operator interface device 7 and the like, and the operator can easily operate the touch panel or the like. As described above, the production design system 21 accumulates and displays information on the print production work, so that printing conditions and the like can be examined in advance, and further information on adjustment work and the like that has relied on a specific operator. Can be shared,
Work efficiency can be improved.

Analysis System 23 The analysis in the analysis system 23 shown in FIG. 2 is performed for each item or for each operation time zone. As the item-by-item analysis, an analysis relating to the paper type will be described. For example, an item having similar paper characteristics is designated by the production design system 21.
When a condition such as "thin, light and uncoated" is input as a characteristic of the paper, the production design system 2
The information of the items with similar conditions collected in step 1 is searched. In addition, the information includes printing speed, paper tension,
It is linked to the data of the obstruction factor, etc.
From the result, an appropriate value or threshold value of the paper tension is determined.

Further, in the analysis for each operating time zone, the occurrence situation and factors such as what kind of trouble occurs in which time zone are analyzed for each time zone. From this, points to be noted can be listed for each operating time zone of the printing press 3, and measures can be easily taken. As described above, the analysis system 23 can examine and determine the optimum printing conditions based on the information collected by the production design system 21 and the conditions input by the operator, and the like. Not only improve but also provide high quality printed matter.

Alarm System 25 The alarm system 25 shown in FIG. 2 monitors the dominant specific conditions in the printing operation during the operation of the printing press 3 based on the result analyzed by the analysis system 23, and issues an alarm if there is any abnormality. Occurs. For example, monitor paper tension during printing
An alarm is issued when the paper tension threshold value determined by the analysis system 23 is exceeded.

The control system 27 will now be described a control system 27 shown in FIG.
FIG. 12 is a diagram illustrating the control of the print book stacking unit 5. The print book stacking unit 5 stacks and binds the print books printed by the printing machine 3. Although the pressure of the printing book differs for each item, the use of the control system 27 makes it possible to select, preset, and control an appropriate value of the printing book pressure by linking to the production design system 21 and the analysis system 23.

For example, a case where an item "A" is printed and printed will be described. The user inputs “A” to be printed from the production design system 21, reads out information when the “A” previously held by the production design system 21 was printed, and sets the appropriate value of the printing pressure in the information as preset data. Is set. The electric signal is converted to air pressure by the signal conversion unit 1707, and the control cylinder 17
05 provides the pressure of the preset data. With this pressure, the print books 1709 collected from the printing press 3 into the print book stacking device 1703 are bound.

Here, when "A" is printed for the first time,
By inputting the paper information of “A”, the production design system 21 reads out information of an item similar to “A”, the analysis system 23 obtains the optimal printing pressure, sets it as preset data, and the control system 27 Similarly, the control cylinder 1705 is controlled. As described above, the control system 27 automatically sets the printing conditions and the like so that the printing operation is performed without delay, and controls the printing press 3 and the booklet stacking unit 5.

As described above, according to the present embodiment, it is possible to collect and accumulate information on a printing operation which has been dealt with on the spot and has relied on the experience of the operator. Through the analysis, measures for various obstructive factors of the printing operation are examined and appropriate conditions are set, and higher quality and higher efficiency printing production operation can be performed.

[0037]

As described above in detail, according to the present invention, the quality and the quality of the print production work can be improved by collecting and analyzing the print conditions, quality information, and the information on the factors inhibiting print work for each item. A print production management system that increases efficiency can be provided.

[Brief description of the drawings]

FIG. 1 is a diagram showing a print production management system 1 according to an embodiment of the present invention.

FIG. 2 is a block diagram showing functions of the print production management system 1.

FIG. 3 is a diagram showing a schematic configuration of a production design system 21;

FIG. 4 is a diagram showing a printing speed operation fluctuation state 41;

FIG. 5 is a diagram showing a target setting item 61;

FIG. 6 is a diagram showing a state of the printing press 3;

FIG. 7 is a diagram showing an image of a target setting screen 81.

FIG. 8 is a diagram showing a performance totaling item 91;

FIG. 9 is a diagram showing an image of a result display screen 101.

FIG. 10 is a diagram showing a quality information database 1101.

FIG. 11 is a diagram showing item-specific high-level information 1109;

FIG. 12 is a diagram showing a control method of the print book stacking unit 5;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Print production management system 3 ... Printing machine 5 ... Printer stacking unit 7 ... Operator interface device 9 ... Computer 11 ... Database 13 ... Control device

Continued on the front page (51) Int.Cl. ⁶ Identification code FI G06F 17/60 G06F 15/21 R 17/30 15/40 370Z

Claims (4)

[Claims] 1. A print management system for managing print production work by a printing press, comprising: input means for inputting a printing target and printing conditions to the printing press; and reading and displaying a printing status during operation of the printing press. And a means for collecting information on a printing operation performed by the printing press and storing the information in a database. 2. A print production management system, comprising: an analysis system for analyzing information on print work collected by the production design system according to claim 1. 3. An alarm which issues an alarm by monitoring a printing status during operation of a printing machine read by the production design system according to claim 1 while comparing it with an analysis result of the analysis system according to claim 2. A print production management system comprising the system. 4. A printing condition and an operation status of a printing press based on information on a printing operation collected by the production design system according to claim 1 and a result analyzed by the analysis system according to claim 2. A print production management system.