Abstract: A film storage unit is disposed vertically above a film transfer cylinder, and an unwinder device and a rewinder device are disposed vertically above the film storage unit. The unwinder device and rewinder device are vertically aligned with each other. With this arrangement, a large-diameter unwinding reel and a rewinding reel can be mounted in the unwinder device and rewinder device, respectively, from above a foil transfer unit. Also, given operation spaces can be ensured on the front and rear sides of the unwinder device and rewinder device.

Abstract: The purpose of the present invention is to provide an ink-feeding roller capable of making the thickness of the supplied ink film to be uniform and thin, and a manufacturing method therefore. For this purpose, the present invention is an ink-feeding roller (13), which is supported between an ink fountain roller (12) and an ink roller (14) so as to be capable of reciprocating movement and which supplies ink from the ink fountain roller (12) to a plate cylinder (21) via the ink roller (14) by bringing the ink-feeding roller alternately in contact with the ink fountain roller (12) and the ink roller (14). A helical groove (13a) is provided on the outer circumference thereof according to the pattern position and pattern area on the printing plate of the plate cylinder (21).

Abstract: In a printing press of a lenticular lens sheet, a cocking adjustment unit adjusts the relative angle between a plate on which a pattern formed from a plurality of pattern portions is formed such that boundary lines between the adjacent pattern portions become parallel and a transparent lenticular lens sheet on which a plurality of lenses are formed such that groove lines between the adjacent lenses become parallel. An adjustment amount calculation unit calculates an adjustment amount for the cocking adjustment unit based on the relationship between the boundary lines and the groove lines in a state in which the lenticular lens sheet is overlaid on the plate. A printing method of a lenticular lens sheet is also disclosed.

Abstract: A multicolor offset printing press includes a first blanket cylinder, at least four plate cylinders, a collecting plate cylinder, a collecting blanket cylinder, at least two partial plate cylinders, and a plurality of ink devices. The first blanket cylinder performs printing on a transported target printing product. The four plate cylinders are in contact with the first blanket cylinder. The collecting plate cylinder is in contact with the first blanket cylinder on the downstream side in the rotational direction of the first blanket cylinder with respect to a last plate cylinder positioned on the most downstream side in the rotational direction of the first blanket cylinder among the four plate cylinders, and on the upstream side in the rotational direction of the first blanket cylinder with respect to a printing portion at which the first blanket cylinder performs printing on the target printing product.

Abstract: A sheet conveyance device including first to third conveyance units, independent driving unit, device driving unit, and control unit. The first conveyance unit includes a first holder that holds one edge of a sheet, and conveys the sheet. The second conveyance unit includes a second holder that holds one edge of the sheet, and conveys the sheet. The third conveyance unit is supported to be swingable between a reception position at which it receives the sheet from the first conveyance unit, and a transfer position at which it transfers the sheet to the second conveyance unit. The third conveyance unit includes a third holder that holds the other edge of the sheet conveyed by the first conveyance unit, and conveys the sheet held by the third holder. The independent driving unit drives the first conveyance unit. The control unit adjusts the speed at which the sheet is conveyed.

Abstract: According to a drive control method and apparatus, an offset printing section and an intaglio printing section are connected together by a gear train. Separately from an offset printing section prime motor for driving an entire sheet-fed printing press, an intaglio printing section auxiliary motor is provided in the intaglio printing section where load is heaviest and load variations are great. By so doing, the entire sheet-fed printing press is driven by the offset printing section prime motor and the intaglio printing section auxiliary motor. Moreover, the electric current value (driving torque value) of the intaglio printing section auxiliary motor is controlled in accordance with an electric current value (torque value) for driving the offset printing section prime motor, the torque distribution rate of the intaglio printing section auxiliary motor, and the rated electric current value of the intaglio printing section auxiliary motor.

Abstract: This invention discloses a numbering and imprinting machine including a number cylinder, moving inker, first cleaning device, second cleaning device, inker position detector, and control device. The number cylinder includes at least one numbering device. The moving inker includes a number inker which supplies ink onto the number cylinder, and is movable between a printing position at which the number inker comes into contact with the number cylinder, and a retraction position at which the number inker separates from the number cylinder. The first cleaning device cleans the number cylinder. The second cleaning device cleans the number inker. The inker position detector detects the position of the moving inker. When the inker position detector detects that the moving inker is set at the printing position, the control device rotates the number cylinder, drives the number inker and controls cleaning operations by the first cleaning device and the second cleaning device.

Abstract: A printing press control device and a cut-off register control device forcibly move a compensator roller by a set moving amount each time a set time elapses during a period from the start of speed acceleration to the end of speed acceleration.

Abstract: A coater (100), which is capable of spot coating a layer thick enough to be palpable onto a transfer object, is provided with a first coating unit (120) and a second coating unit (130). The first coating unit (120) is provided with a first impression cylinder (121) and a rotary screen cylinder (122) for transferring a first varnish on one surface of a sheet (1). The second coating unit (130) is provided with a second impression cylinder (131) and a cylinder (132) for transferring a second varnish on the first varnish that has been transferred onto the one surface of the sheet. Palpable protrusions formed by transfer of the first varnish in the first coating unit (120) are covered by the second varnish in the second coating unit (130) while maintaining the shapes thereof.

Abstract: In an ink film thickness distribution correction method in an ink supply apparatus including an ink fountain, a plurality of ink fountain keys, an ink fountain roller, an ink ductor roller, and an ink roller group including at least one ink form roller, the throw-off operation of the ink form roller positioned at the end of the ink roller group is performed during test printing or final printing. The ink feed operation of the ink ductor roller is stopped during test printing or final printing. The ink roller group is divided into a plurality of roller subgroups during test printing or final printing. The ink in some roller subgroups out of the divided roller subgroups is scraped and removed by an ink scraping member. An ink film thickness distribution correction apparatus is also disclosed.

Abstract: A contact pressure adjusting method and a contact pressure adjusting apparatus for a printing press, which can adjust a contact pressure automatically and always highly accurately without the influence of mechanical oscillations (disturbance such as noise), are provided. For this purpose, the contact pressure (load) of a wiping roll on an intaglio cylinder is converted into the torque value (electric current value) of a wiping roll drive motor, and given as feedback to a wiping roll contact pressure adjusting motor.

Abstract: This invention discloses a numbering and imprinting machine including an impression cylinder, a stamp cylinder, a first printing cylinder, a second printing cylinder, and a moving inker which includes a first ink supply device and second ink supply device. A first space is formed between the moving inker, which is set at a retraction position, and the first and second printing cylinders so as to permit entrance of the operator into it. A second space is formed between the stamp cylinder and the first printing cylinder to permit the operator who has entered the first space to access the impression cylinder.

Abstract: An inspection apparatus for a sheet includes: white LED illuminators which irradiate a sheet of paper with light containing visible light: IR-LED illuminators which irradiate the sheet of paper with light containing infrared rays: two visible color cameras; one IR monochrome camera: an IR filter which eliminates the visible light in the light emitted from the white LED illuminators and the IR-LED illuminators and reflected off the sheet of paper, and makes only the infrared rays incident on the IR monochrome camera; and a control device which determines appropriateness of a pattern portion on the sheet of paper on the basis of the visible light made incident on the visible color cameras, and determines appropriateness of pattern portions on the sheet of paper on the basis of the infrared rays made incident on the IR monochrome camera.

Abstract: A combination printer (100) is provided with: first and second number-printing units (111, 116) provided with impression cylinders (112, 117) which hold and convey paper (W), number cylinders (113, 118) which are disposed facing and in contact with lower parts of the impression cylinders (112, 117), and which perform number printing on paper held on the impression cylinders (112, 117), and ink devices (114, 119) which supply ink to the number cylinders (113, 118); a one-surface coating unit (135) for coating one surface of paper from the second number printing unit (116); an other-surface coating unit (126) for coating another surface of paper from the second number printing unit (116); and a waste paper device (140) provided with a plurality of loading platforms (143a-143c) upon which paper from the one-surface coating unit (135) is loaded.

Abstract: A contact pressure adjusting method and a contact pressure adjusting apparatus for a printing press, which can adjust a contact pressure automatically and always highly accurately without the influence of mechanical oscillations (disturbance such as noise), are provided. For this purpose, the contact pressure (load) of a wiping roll on an intaglio cylinder is converted into the torque value (electric current value) of a wiping roll drive motor, and given as feedback to a wiping roll contact pressure adjusting motor.

Abstract: In an ink supply method in an ink supply apparatus including an ink fountain storing, a plurality of ink fountain keys, an ink fountain roller, an ink ductor roller, and an ink roller group, the throw-off operation of an ink form roller positioned at the end of the ink roller group is performed after the end of a print job using a preceding printing plate. The ink feed operation of the ink ductor roller is stopped after the end of the print job using the preceding printing plate. The ink roller group is divided into a plurality of roller subgroups after the end of the print job using the preceding printing plate. The ink in some roller subgroups out of the divided roller subgroups is scraped and removed by an ink scraping member. An ink supply apparatus is also disclosed.

Abstract: A sheet processing apparatus including a sheet supply device, a first cylinder which includes at least one gripper device, a processing device, a sheet discharge device, and conveyance devices. The conveyance devices include a plurality of gripper devices including at least one reversing gripper device. The conveyance devices also include a second cylinder and reversing swing arm shaft pregripper. The second cylinder grips and conveys one edge of the sheet by one gripper device of the plurality of gripper devices. The reversing swing arm shaft pregripper is supported to be swingable between the first cylinder and the second cylinder, receives by the reversing gripper device the other edge of the sheet conveyed by the second cylinder, and transfers the received other edge of the sheet to the gripper device of the first cylinder by a gripping change.

Abstract: In a printing press including; a blanket cylinder gear driven by a drive motor of the printing press; a blanket cylinder including a notch, the blanket cylinder being rotationally driven by the blanket cylinder gear; a plate cylinder gear rotationally driven by the drive motor of the printing press through the blanket cylinder gear; and a plate cylinder including a notch at a position corresponding to the notch of the blanket cylinder, the plate cylinder being rotationally driven by the plate cylinder gear, a load motor is provided to the plate cylinder or the plate cylinder gear, and a braking force of the load motor is controlled according to load applied to the drive motor of the printing press.

Abstract: A flexible-electronic-device manufacturing apparatus for manufacturing an electronic device including a flexible base material and a plurality of functional layers provided thereon includes: an impression cylinder configured to hold and transport the base material; impression-cylinder driving means for rotating the impression cylinder; processing means for performing a plurality of processes for providing the plurality of functional layers by a printing method or a coating applying method on the base material held on the impression cylinder; impression-cylinder phase detecting means for detecting the phase of the impression cylinder; and controlling means for controlling the impression-cylinder driving means and the processing means based on the result of detection by the impression-cylinder phase detecting means.

Abstract: A numbering and imprinting machine includes: a numbering printing unit for one surface including an impression cylinder and a numbering cylinder; a first numbering printing unit for the other surface including an impression cylinder and a numbering cylinder; a drying unit for numbering printing for one surface including a drying cylinder and a drying device; a second numbering printing unit for the other surface including an impression cylinder and a numbering cylinder; and a drying unit for numbering printing for the other surface including a transfer cylinder, a drying cylinder, and a drying device.