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WO2005011980A1 - Systeme et procede de commande d'alignement avant pour rotative - Google Patents

Systeme et procede de commande d'alignement avant pour rotative Download PDF

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Publication number
WO2005011980A1
WO2005011980A1 PCT/CN2004/000795 CN2004000795W WO2005011980A1 WO 2005011980 A1 WO2005011980 A1 WO 2005011980A1 CN 2004000795 W CN2004000795 W CN 2004000795W WO 2005011980 A1 WO2005011980 A1 WO 2005011980A1
Authority
WO
WIPO (PCT)
Prior art keywords
register
control motor
registration
plate cylinder
rotary printing
Prior art date
Application number
PCT/CN2004/000795
Other languages
English (en)
Chinese (zh)
Inventor
Li Sun
Original Assignee
Li Sun
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Li Sun filed Critical Li Sun
Publication of WO2005011980A1 publication Critical patent/WO2005011980A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/10—Forme cylinders
    • B41F13/12—Registering devices

Definitions

  • the present invention relates to a technical field of an electronically controlled full-automatic front-end horizontal and vertical register adjustment system for a rotary printing press and a front-end horizontal and vertical register adjustment method thereof.
  • the principle of the registration technology of the rotary printing press mainly adopts the measurement, comparison, and calculation of the tension or elongation of the roll paper for control, that is, when the tension or elongation of the roll paper is controlled Adjust it to a constant value all the time; At the same time, it is required that the edge of the roll paper has a high verticality (also known as low serpentine), otherwise it will affect the printing quality because of the serpentine of the roll paper and the unregistrable printing registration.
  • the technical register adjustments are all post-installed, that is, the size of the error can be detected after the plate cylinder is printed, and the adjustment is caused, resulting in a large amount of material waste.
  • the register adjustment used is generally manual-a low control accuracy High labor intensity; or electronic circuit control-complex circuits and high failure rate.
  • register control devices for printing presses such as the "microcomputer automatic overprint device" disclosed in the utility model patent specification with the patent application number 95209458.4, which is composed of an overprint control box, a reversible motor and adjustment.
  • the roller, printing plate, photoelectric head, photoelectric detection box and control computer are composed of a printing plate composed of a first printing plate and subsequent printing plates.
  • the first printing plate color mark is composed of a synchronization head, overprinting space and equal-spaced color marks.
  • the color scale of the printing plate is composed of blank color scales; the photoelectric detection circuit receives the electrical signals generated by the photoelectric head, and after amplification, differentiation, pulse formation, and other processing, it sends two signals of the standard and space to the microcomputer; the computer outputs the control signal to the reversible through operation Motor for overprint adjustment.
  • the above-mentioned device adopts a post-type adjustment method for calculating the error of color mark overprint, resulting in waste of paper; and the photoelectric detection and control circuit is complicated and the failure rate is high.
  • Another example is the patent application publication No. 01102968.
  • the device of this method controls the related register adjuster, control circuit, and tension control device by means of a pulse generator, register error calculation circuit, and automatic control circuit, so as to adjust the compaction roller and complete automatic register adjustment.
  • the adjustment method used in this patent is cumbersome and technically demanding, while the corresponding equipment structure is complicated, making adjustment difficult.
  • Another example is the patent application No. 22217753.1, the "digital printing cylinder register control device" disclosed in the utility model patent specification. This patent manually touches the operation screen, and then through the connected programmable controller, computer communication master station, The computer intelligent terminal drives the registration motor to complete the alignment. This patent is to complete the registration adjustment through manual operation, which fails to achieve fast accuracy and guaranteed accuracy.
  • the present invention departs from the principle of register adjustment using the change of tightness of the roll paper in the prior art, overcomes the disadvantages of register adjustment, manual operation, and complex device structure, and captures the key factors that affect register displacement Factors.
  • the purpose of the present invention is to provide a full-automatic system for front-end horizontal and vertical registration of a rotary printing press and a front-end registration method to achieve simple, convenient, fast and accurate pre-press horizontal and vertical registration. Ensure print quality and minimize paper loss.
  • the above object of the present invention is achieved by the following technical solutions ⁇ Full-automatic pre-registration electronically controlled system for rotary printing presses.
  • a computer In addition to the web, plate cylinder and its stand of the rotary printing press, it consists of a computer, a standard sample collection device, a horizontal register control motor and a vertical register control motor .
  • the connection between the computer in the system, the standard sample acquisition device, the horizontal register control motor and the vertical register control motor is a communication bus.
  • Its standard sample set device is installed in front of each plate cylinder except the first plate cylinder.
  • the horizontal register control motor and the vertical register control motor are stepper motors.
  • the longitudinal register control motors On the plate cylinders other than the first plate cylinder; the longitudinal register control motors are respectively arranged on the brackets of the plate cylinders other than the first plate cylinder.
  • the pre-registration method of the pre-registration electronically controlled full-automatic system of the rotary printing press is:
  • the standard sample collection device detects the standard set sample before it enters each plate cylinder except the first plate cylinder, and the signal passes the computer
  • the horizontal register control motor and the vertical register control motor perform pre-registration on the plate cylinder.
  • the standard sample collecting device presets the position of the plate cylinder in the computer.
  • the roll paper enters the first plate cylinder in the rotary printing press according to the paper feeding direction and starts to print the first color, a registration mark is printed at the edge of the roll paper, and the registration mark is printed. With the feeding direction of the roll paper, it is synchronously entered into the subsequent plate cylinder during the entire printing process.
  • the standard sample collection device sends the collected position signal of the registration standard sample to the computer through a connection after processing.
  • the computer calculates the horizontal and vertical error values based on the position signal of the pre-registered cylinder and the registration standard, and sends the horizontal and vertical registration parameters to the horizontal registration control motor and the vertical registration control motor via a connection.
  • the transverse register control motor rotates forward (reverse) according to the transverse register parameter. Before the roll paper enters the plate cylinder, it drives the plate cylinder to move the register in the lateral movement direction of the plate cylinder. Longitudinal registration The control motor rotates forward (backward) according to the longitudinal registration parameters. Before the roll paper enters the plate cylinder, it drives the plate cylinder to move the register according to the longitudinal direction of the plate cylinder.
  • a pre-registered electronically controlled full-automatic system and a pre-registered method for a rotary printing machine are provided by a standard sample collecting device placed in front of a plate cylinder, and the registration standard samples are collected, processed, and sent immediately.
  • Corresponding electrical signals are sent to the computer, which are processed and calculated by software in the computer.
  • the horizontal and vertical registration parameters are sent to the horizontal registration control motor and vertical registration control motor of the plate cylinder respectively.
  • the horizontal registration control motor is based on the horizontal registration parameters. Forward (reverse) rotation, before the roll paper enters the plate cylinder, that is, before the second color and subsequent colors are printed, the corresponding plate cylinder is first moved laterally to register, and the longitudinal register control motor is adjusted according to the longitudinal register parameters.
  • FIG. 1 Schematic diagram of the top view of a rotary printer's front-end register electronically controlled full-automatic system
  • Figure 2 Schematic diagram of the side-view structure of a pre-registered electronically controlled full-automatic system of a rotary printing press
  • FIG. 1.2 An embodiment of the present invention "front-end register electronically controlled full-automatic system and front-end register method for rotary printing presses" of the present invention is shown in FIG. 1.2.
  • This system consists of web 2 of printing presses, plate cylinders 3. 4. 5.
  • N and computer 1, standard sample collection device 6. 7. M, lateral register control motor 8. 9. K and longitudinal register control Composition of motor 13. 14. L.
  • the computer in the system 1, the standard sample collection device 6. 7. M, the horizontal register control motor 8. 9. k and the vertical register control motor 13. 14. L are connected as a communication bus.
  • N the standard sample collecting device 6. 7. M is a color signal camera.
  • Lateral register control motor 8. 9. K and longitudinal register control motor 13. 14. L are stepper motors; Lateral register control motor 8. 9. K are separately installed on the side except the first plate cylinder 3. Each plate cylinder 4. 5. N; longitudinal register control motor 13. 14. L is fitted to the bracket of each plate cylinder [4. 5. N] except the first plate cylinder 3 15. 16. J on. The so-called plate cylinder 3. 4. 5. N in N, standard sample collection device 6. 7. M in M, lateral register control motor 8. 9. K in K, and longitudinal register control motor 13 14.
  • the L in L which is the NMK L designation, is a number of continuous plate cylinders N, a standard sample collection device M, and a horizontal register control motor K and The longitudinal register control motor L is provided.
  • the pre-registered electronically controlled full-automatic system of the rotary printing press is: standard sample collection device 6. 7. M in the standard set sample 10 into each plate cylinder 4. 5. N Before the detection, the signal is passed through the computer 1. The horizontal register control motor 8. 9. K and the vertical register control motor 13. 14. L, and the plate cylinder 4. 5. N is pre-registered. When starting work, preset the position of the plate cylinder 4. 5. N into the computer 1 through the standard sample collecting device 6. 7. M.
  • the roll paper 2 feeds in the paper feed direction 11 and prints the first color on the plate cylinder 3, and at the same time, a registration standard sample 10 is printed on the margin of the paper, and the registration standard Sample 10 continues with the roll paper 2 in the paper feed direction 11 before the plate cylinder 4.
  • the standard sample collecting device 6 can collect the position signal of the reference standard 10, which is processed and sent to the computer 1 through the connection.
  • the computer 1 calculates the horizontal and vertical error values according to the preset position signal of the plate cylinder 4 and the signal of the registration standard 10 through software detection and comparison, and then connects through the interface of the computer 1 to be calibrated.
  • the horizontal and vertical numerical parameters are transmitted to the horizontal register control motor 8 and the vertical register control motor 13 of the plate cylinder 4.
  • the horizontal register control motor 8 adjusts the horizontal numerical parameters ⁇ (reverse) rotation as required, and enters the plate on the roll paper.
  • the second color is being printed! 3 ⁇ 4
  • the longitudinal register control motor 13 rotates forward and backward according to the required longitudinal numerical parameters.
  • the standard sample collecting device 7 can collect the position signal of the reference standard sample 10 following the paper feed. After the signal is processed, it is passed through the connector. The line is sent to the computer 1.
  • the computer 1 calculates the horizontal and vertical error values according to the preset position signal of the plate cylinder 5 and the signal of the registration standard 10 through software detection and comparison, and then connects through the interface of the computer 1.
  • the horizontal and vertical numerical parameters that need to be calibrated are transmitted to the horizontal register control motor 9 and the vertical register control motor 14 of the plate cylinder 5.
  • the horizontal register control motor 9 rotates forward (reverse) according to the required horizontal numerical parameters.
  • the plate cylinder 5 Before the roll paper enters the plate cylinder 5, that is, before the third color printing is performed, the plate cylinder 5 is firstly moved to register in the lateral movement direction 12 of the plate cylinder; the longitudinal register control motor 14 calibrates the longitudinal numerical parameters (reverse ), Before the roll paper enters the plate cylinder 5, that is, before the third color printing, first drive the plate cylinder 5 to register according to the longitudinal movement direction 17 of the plate cylinder, so as to realize Front lateral, vertical alignment adjustment to ensure accurate printing of the third color and the first color, second color registration.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)

Abstract

La présente invention concerne un système et un procédé de commande d'alignement avant pour rotative. Ce système est constitué d'un ordinateur (1), d'un dispositif de détection de repère (6, 7, M), d'un moteur de commande d'alignement latéral (8, 9, K) et d'un moteur de commande d'alignement longitudinal (13, 14, L), lesquels sont interconnectés par une ligne de bus de communication. Avant qu'un repère de référence (10) n'atteigne des cylindres porte-plaque (4, 5, N), le dispositif de détection de repère (6, 7, M) détecte ledit repère de référence (10), puis l'ordinateur (1), le moteur de commande d'alignement latéral (8, 9, K) et le moteur de commande d'alignement longitudinal (13, 14, L) effectuent l'alignement des cylindres porte-plaque (4, 5, N). Ce système présente une configuration simplifiée et réduit la perte de papier ainsi que le temps nécessaire pour effectuer l'alignement.
PCT/CN2004/000795 2003-08-05 2004-07-13 Systeme et procede de commande d'alignement avant pour rotative WO2005011980A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 03133654 CN1579761A (zh) 2003-08-05 2003-08-05 轮转印刷机前置式套准电控全自动系统及前置式套准方法
CN03133654.X 2003-08-05

Publications (1)

Publication Number Publication Date
WO2005011980A1 true WO2005011980A1 (fr) 2005-02-10

Family

ID=34109562

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2004/000795 WO2005011980A1 (fr) 2003-08-05 2004-07-13 Systeme et procede de commande d'alignement avant pour rotative

Country Status (2)

Country Link
CN (1) CN1579761A (fr)
WO (1) WO2005011980A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005019566A1 (de) * 2005-04-27 2006-11-09 Bosch Rexroth Aktiengesellschaft Druckmaschine und Verfahren zur Registerkorrektur
CN101195296B (zh) * 2006-12-08 2010-04-14 上海紫明印刷机械有限公司 单张纸对卷筒纸的套准方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690051A (en) * 1986-02-12 1987-09-01 Miyakoshi Printing Machinery Co., Ltd. Method of image registration in a web fed, multiple printing rotary press
US4694749A (en) * 1983-09-30 1987-09-22 Dai Nippon Insatsu Kabushiki Kaisha Method of presetting plate cylinders for registering in an offset printing press
WO1988007449A1 (fr) * 1987-03-26 1988-10-06 Koenig & Bauer Aktiengesellschaft Procede pour positionner des cylindres de plaque dans une presse rotative pour impression en plusieurs couleurs
JPH02261648A (ja) * 1989-03-31 1990-10-24 Toppan Printing Co Ltd 多色印刷機用見当制御装置
JPH03264358A (ja) * 1990-03-14 1991-11-25 Nireco Corp ウエブの位相制御方法および装置
JPH07246700A (ja) * 1994-03-11 1995-09-26 Nireco Corp 版胴の見当制御装置
CN1138526A (zh) * 1995-05-17 1996-12-25 洛克维尔国际公司 用于转动式印刷机印版定位机构的控制系统及其方法
US5813333A (en) * 1994-08-08 1998-09-29 Tokyo Kikai Seisakusho, Ltd. Automatic register control system for multi-color rotary presses, and apparatus and method for detecting registering errors

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4694749A (en) * 1983-09-30 1987-09-22 Dai Nippon Insatsu Kabushiki Kaisha Method of presetting plate cylinders for registering in an offset printing press
US4690051A (en) * 1986-02-12 1987-09-01 Miyakoshi Printing Machinery Co., Ltd. Method of image registration in a web fed, multiple printing rotary press
WO1988007449A1 (fr) * 1987-03-26 1988-10-06 Koenig & Bauer Aktiengesellschaft Procede pour positionner des cylindres de plaque dans une presse rotative pour impression en plusieurs couleurs
JPH02261648A (ja) * 1989-03-31 1990-10-24 Toppan Printing Co Ltd 多色印刷機用見当制御装置
JPH03264358A (ja) * 1990-03-14 1991-11-25 Nireco Corp ウエブの位相制御方法および装置
JPH07246700A (ja) * 1994-03-11 1995-09-26 Nireco Corp 版胴の見当制御装置
US5813333A (en) * 1994-08-08 1998-09-29 Tokyo Kikai Seisakusho, Ltd. Automatic register control system for multi-color rotary presses, and apparatus and method for detecting registering errors
CN1138526A (zh) * 1995-05-17 1996-12-25 洛克维尔国际公司 用于转动式印刷机印版定位机构的控制系统及其方法

Also Published As

Publication number Publication date
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