JP5634032B2 - Printing plate misload detection device - Google Patents

Description

  The present invention relates to a printing plate misloading detection device that detects and warns of mismounting of a printing plate on a plate cylinder in a rotary press that prints with a printing plate mounted on a plate cylinder.

  For example, in newspaper printing, various types of newspapers, such as the latest articles and articles for the region, are printed in a short time according to the needs of the sales area. In order to change the article for this region, the work to change the printing plate to be installed on the rotary press is performed frequently in a short time for each page to be changed, but it is possible to install it incorrectly because it is replaced manually. There is sex.

  As a technique for preventing mismounting of a printing plate, for example, in Patent Document 1, conventionally, printing plate identification information is recorded on a barcode provided on the printing plate, and this is read out to determine whether or not the plate is mounted at a correct position on the plate cylinder. Identify. In Patent Document 2, a position designation display is printed on a printing plate and read out in the same manner to perform alignment. Further, in Patent Document 3, alignment is performed based on the page number printed on the printing plate. However, none of these conventional techniques solves the problem of reading accuracy of plate identification information and the problem of insufficient information amount of identification information.

JP-A-9-300594 Japanese Patent Laid-Open No. 2007-8118 JP 2008-93929 A

  In order to prevent mismounting of printing plates, various methods for directly printing identification information directly on printing plates have been proposed. In this method, characters printed on the printing plates are caused by ink from a rotary press. The problem arises in that it cannot be read due to dirt. Further, since the printing space is limited to a narrow area on the edge of the printing plate, the character content is limited, and the amount of information is insufficient for complete association with the paper surface information corresponding to the printing plate. Therefore, for example, if a printing plate is created in which the content of an article is updated many times in a short time on the same page, the page update history information cannot be reflected in the printing plate identification information, and the printing plate to be loaded cannot be recognized. A problem occurs. SUMMARY OF THE INVENTION An object of the present invention is to provide a printing plate misloading detection device that solves the above-described problems and can flexibly cope with the amount of information to be processed accurately.

  The present invention relates to a non-contact storage element that records printing plate identification information in a printing plate misloading detection device of a rotary press system that performs printing by mounting a plurality of printing plates made by a plate making apparatus on a plate cylinder, A non-contact memory element pasting device for pasting a non-contact memory element to a plate made by a plate making apparatus is provided, and a non-contact memory element reading corresponding to each printing plate is provided in the vicinity of the plate mounting portion of the plate cylinder of a rotary press. A non-contact storage element is attached to a printing plate made by the plate making apparatus by a non-contact storage element attaching apparatus, and the plate making apparatus, the non-contact storage element attaching apparatus, and the non-contact storage element reading are provided. A printing plate connected to the printing apparatus and the printing plate mounting warning device, receiving the printing plate identification information supplied from the plate making apparatus and transmitting it to the non-contact storage element pasting apparatus, and reading by the non-contact storage element reader Identification information A printing plate misloading detection control device for operating the printing plate loading warning device based on the plate identification information read from the non-contact storage element attached to the printing plate when the printing plate is loaded on the rotary press; The quality of the printing plate mounted on the cylinder is displayed on the printing plate mounting warning device.

  Further, the printing plate identification information stored in the non-contact storage element is the printing plate of the printing plate received from the plate making device via the printing plate misloading detection control device in accordance with the plate making of the printing plate by the plate making device. It is the identification information.

  The printing plate identification information stored in the non-contact storage element includes a printing plate identification number and paper surface information for each printing plate.

  Further, the printing plate identification information stored in the non-contact storage element has page information that each printing plate can identify, and the page information further includes page update history information indicating that the content of the article is different. To do.

  In addition, the judgment of pass / fail of printing plate obtained from the plate identification information of the non-contact storage element when the plate cylinder of the printing plate is loaded is previously recorded in the printing plate misloading detection control device for each rotary press created by printing. It is characterized in that it is based on paper surface information for each plate cylinder position.

  The present invention eliminates erroneous reading due to contamination of the printing plate by using a non-contact storage element such as an RFID tag to recognize that the correct printing plate is mounted at the correct position of the plate cylinder of the rotary press. To do.

  In addition, since a non-contact type memory element with printing plate recognition information is attached to the plate after plate making, the printing plate and the plate recognition information are completely compatible, and the printing plate is transported to which rotary press. Also, the printing plate can be accurately associated with the paper surface.

  Furthermore, by storing the printing plate recognition information in the non-contact type storage element, it is possible to store a variety of page information such as media, plates, pages, update history, etc. Even when a printing plate with updated contents is created, the correct printing plate to be mounted can be recognized.

It is a schematic diagram which shows the outline | summary of the printing plate incorrect mounting detection apparatus of this invention. 1 is a schematic diagram showing a rotary press system equipped with a printing plate misloading detection device of the present invention.

  Embodiments of the present invention will be described below with reference to the drawings.

  FIG. 1 shows an outline of a printing plate misloading detection apparatus. The printing plate misloading detection device includes a printing plate misloading detection control device 1, an RFID tag attaching device 2, an RFID tag reading device 3, and a printing plate loading warning device 4. Reference numeral 5 denotes an RFID tag as a non-contact storage element attached on the printing plate 11 by the RFID tag attaching device 2. 11 is a printing plate, and 12 is a plate cylinder. Reference numeral 15 denotes printing plate identification information including a printing plate identification number and paper surface information supplied from the plate making apparatus.

  FIG. 2 shows an outline of a rotary press system to which the printing plate misload detection device of the present invention is applied. Reference numeral 13 denotes a plate making apparatus, and reference numeral 14 denotes a plate unloading section in the plate making apparatus 13.

  1 and 2, the RFID tag pasting device 2 is installed adjacent to the unloading portion 14 of the plate making device 13. The RFID tag attaching device 2 immediately attaches the RFID tag 5 to the upper portion of the printing plate 11 after the printing plate 11 made by the plate making device 13 is discharged to the unloading portion 14. The RFID tag reading device 3 and the plate mounting warning device 4 are installed corresponding to the plate mounting position of the plate cylinder 12 in the rotary press.

  The RFID tag reader 3 is installed on the upper part of the plate mounting portion of the plate cylinder 12 of the rotary press. The printing plate mounting warning device 4 is installed adjacent to the RFID tag reading device 3, and the quality of mounting is displayed corresponding to whether or not the correct printing plate is mounted at the reading position. The printing plate misloading detection control device 1 is provided in connection with the RFID tag pasting device 2, the RFID tag reading device 3, the loading position quality warning device 4, and the plate making device 13.

  The printing plate misloading detection control device 1 has a control circuit for processing various information, and receives printing plate identification information including a printing plate identification number and paper surface information for each printing plate from the plate making device 13 in accordance with the plate making operation. The RFID tag attaching device 2 is instructed to attach the RFID tag storing the plate identification information to the corresponding plate.

  The printing plate 11 to which the RFID tag 5 has been attached is mounted on the plate cylinder 12 of the rotary press by the operator. The RFID tag reader 3 reads the plate identification information from the RFID tag 5 at the timing when the plate 11 to which the RFID tag 5 is attached is mounted on the plate cylinder 12 and sends the plate identification information to the plate misload detection controller 1. The printing plate misloading detection control device 1 prepares the reading position of the printing plate 11 on the plate cylinder 12 of the rotary press and the printing paper surface information in advance for each rotary press in the printing plate misloading detection control device 1. It is checked whether the appropriate printing plate 11 is mounted at the correct mounting position on the plate cylinder 12 by collating with the paper surface information for each plate cylinder position.

  Depending on whether the mounting position is correct or incorrect, the correct / incorrect indicator lamp of the mounting position warning device 4 is turned on, for example, a green light when correctly mounted, or an orange light when incorrectly mounted. If the plate is not installed, both the correct and incorrect indicator lights are turned off. The operator recognizes the erroneous mounting by the printing plate mounting warning device 4 and performs an operation of mounting the correct printing plate again. The plate mounting warning device 4 may transmit the warning content to the operator by combining characters and pictures using a liquid crystal display device or the like.

  A magnetic storage element may be used in place of the RFID tag, and information may be read by a magnetic reading head.

DESCRIPTION OF SYMBOLS 1 Printing plate incorrect mounting detection control device 2 RFID tag sticking device 3 RFID tag reading device 4 Printing plate mounting warning device 5 RFID tag 11 Printing plate 12 Plate cylinder 13 Plate making device 14 Unloading part 15 Printing plate identification information

Claims (3)

A plurality of plate plate improper attachment detection device of a rotary press for printing by mounting on the plate cylinder of which is plate-making by the plate making apparatus, a plate identification information to the printing plate made by the previous SL plate making device A non-contact memory element pasting device for pasting recorded non-contact memory elements is provided, and a non-contact memory element reader and a plate mounting warning corresponding to each printing plate are provided in the vicinity of the plate mounting portion of the plate cylinder of the rotary press. the apparatus is provided, is connected with the previous SL plate making device and the non-contact memory element application device and the non-contact memory element reader to the printing plate lock warning device, receiving the plate identification information supplied from said plate making device and by sending to the non-contact memory element application device, wherein the non-contact plate improper attachment detection control unit actuating the printing plate lock warning device based on the storage element plate identification information read by the reading device is provided, the plate-making Before plate making Paste contactless storage element by the press plate contactless memory element application device, when mounting the plate to the rotary press, the plate cylinder by the plate identification information read from the non-contact memory element adhered on a printing plate In a printing plate misloading detection device for a rotary press that displays the quality of a printing plate to be mounted on a printing plate loading warning device,
The printing plate identification information stored in the non-contact storage element has a printing plate identification number for each printing plate and paper information for identifying each printing plate, and a paper update history indicating that the paper information has different article contents. A printing plate misloading detection apparatus characterized by including information.   2. The printing plate misloading detection device according to claim 1, wherein the printing plate identification information stored in the non-contact storage element is transmitted from the plate making device to the printing plate in accordance with plate making of the printing plate by the plate making device. A printing plate misloading detection device, characterized in that it is plate identification information of the printing plate received via the misloading detection control device.   2. The printing plate misloading detection apparatus according to claim 1, wherein whether or not the printing plate is mounted is determined in advance based on the printing plate identification information of the non-contact storage element when the printing plate cylinder of the printing plate is mounted. A printing plate misloading detection apparatus, characterized in that paper surface information by plate cylinder position for each rotary press created by printing recorded in a loading detection control apparatus is used as a reference.

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