The color patch has a plurality of non-colored portions arranged within a region of the color patch constituted of a designated color to be reproduced on a printed work. A plurality of color portions are arranged on the region of the color patch having the plurality of non-colored portions. The non-colored portions are arranged between adjacent color portions among a plurality of arranged color portions.
A resin substrate (111), on which a paste pattern (112) of a metal paste is formed, is fixed on a fixing plate (101) made of a metal having a thermal capacity per unit volume of 3,000 [KJ/m3·K] or more and a thermal conductivity of 45 [W/m·K] or more, and the paste pattern (112) is baked by irradiating the paste pattern (112) formed on the resin substrate (111) fixed to the fixing plate (101) with near infrared rays emitted from a light source (102), thereby forming a conductive pattern on the resin substrate (111). A peak wavelength range of the irradiated near infrared rays is 0.8 to 1.7 μm.
H05K 3/12 - Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using printing techniques to apply the conductive material
B32B 15/08 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
B32B 37/06 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
A gravure printing device includes a substrate stage (11) on which a substrate (2) is fixed, an intaglio plate (21) for holding conductive paste, and a control device (7) for controlling a series of printing operations including a supply operation of supplying conductive paste (3) to a printing pattern of the intaglio plate (21) and a transfer operation of transferring the conductive paste (3) to the substrate (2). The control device (7) repeatedly performs the series of printing operations a plurality of times with respect to the identical printing position on the substrate (2). A printing pattern laminate made of the conductive paste laminated into the shape of the printing pattern is formed on the substrate (2). This makes it possible to form lines and bumps on a substrate made of a heat-sensitive material, while preventing the occurrence of metamorphosis of the substrate made of the heat-sensitive material.
b) where a first plate member (62) and a second plate member (63) parallelly face each other. The web under conveyance is irradiated with linear light. It is possible to provide a lighting device capable of irradiating only an inspection region of a sheet or a web with light.
b) where a first plate member (62) and a second plate member (63) parallelly face each other. The web under conveyance is irradiated with linear light. It is possible to provide a lighting device capable of irradiating only an inspection region of a sheet or a web with light.
A printing apparatus includes a printing cylinder (14) that can hold sheets (4) and transfer them one by one continuously, first to fourth inkjet heads (41-44), and a feeder unit (2). The printing apparatus includes a speed reducer (72) that switches the speed of the feeder unit (2) between single-sided printing and double-sided printing. In single-sided printing, the feeder unit (2) is driven at a first supply speed at which the sheets (4) are supplied to the printing cylinder (14) one by one continuously, and the printing cylinder (14) is driven at a transfer speed at which the sheets (4) supplied from the feeder unit (2) one by one continuously are transferred. In double-sided printing, the printing cylinder (14) is driven at the transfer speed, and the feeder unit (2) is driven at a second supply speed that is ½ the first supply speed. The printing apparatus that operates stably in both single-sided printing and double-sided printing can be provided.
B41J 13/00 - Devices or arrangements specially adapted for supporting or handling copy material in short lengths, e.g. sheets
B65H 3/08 - Separating articles from piles using pneumatic force
B41J 29/393 - Devices for controlling or analysing the entire machine
B41J 3/60 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
7.
Print quality inspection apparatus and print quality inspection method
A processing device configured to process a printed sheet (3) includes an embossing device (5) configured to perform emboss-processing of the sheet (3), and a final processing device configured to perform final working processing of a surface of the sheet (3). The final processing device includes at least one of a number printing device (6) configured to print a number on the sheet (3), and a varnishing device configured to apply a varnish to the sheet (3). There is provided a processing device capable of performing emboss-processing without disturbing sheet feeding when performing the final process of printing by performing the emboss-processing at an appropriate stage of a printing step.
B41F 11/02 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
B41F 33/00 - Indicating, counting, warning, control or safety devices
11.
Method for measuring varnish film thickness of printed article and varnish film thickness measurement device
c) is detected with a spectral interference-type film thickness meter (81) so as to determine whether the film thickness of the varnish is acceptable or not on the basis of the results detected by the spectral interference-type film thickness meter (81).
A printing apparatus includes a printing cylinder (17) that holds and transfers a sheet (4), a supply-side transfer cylinder (16 (sheet supply unit)) that supplies the sheet (4) to the printing cylinder (17) at a supply position (P1), and first to fourth inkjet heads (27-30). The printing apparatus includes a transfer mechanism (18) that receives the sheet (4) after printing at a receiving position (P2) and transfers the sheet (4) to one of a discharge route (44) and a reversing route (42). The reversing route (42) employs an arrangement that returns the reversed sheet (4) to the printing cylinder (17) at a return position (P3) located on the downstream side of the receiving position (P2) in the transfer direction of the sheet (4) and on the upstream side of the supply position (P1) in the transfer direction of the sheet (4). A cooling means (45) for cooling the transfer surface (24 (outer peripheral surface)) of the printing cylinder (17) is provided between the receiving position (P2) and the return position (P3). It is possible to provide the printing apparatus that suppresses an increase in the temperature of the transfer surface of the printing cylinder and always sets the temperature of the sheet at an appropriate temperature.
B41J 2/005 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
A liquid transfer apparatus includes: rollers configured to transfer supplied liquid to a blanket cylinder; a roller holding device configured to detachably hold the rollers and perform a rotating operation to move any one of the rollers to a predetermined position facing the blanket cylinder; and a contact-separation unit configured to bring the roller held by the roller holding device and disposed at the predetermined position into and out of contact with the blanket cylinder.
In order to provide a numbering and imprinting machine capable of minimizing the amount of wasted paper produced, the numbering and imprinting machine is provided with: a first-number inspection camera (124B) that is arranged downstream of the position of contact between an impression cylinder (112) and a first-number cylinder (113) of a first-number printing unit (111) in the direction of rotation of the impression cylinder (112), and images a first number printed on paper (W) held on the impression cylinder (112); a second number inspection camera (124C) that is arranged downstream of the position of contact between an impression cylinder (117) and a second-number cylinder (118) of a second-number printing unit (116) in the direction of rotation of the impression cylinder (117), and images a second number printed on paper (W) held on the impression cylinder (117); and a printing-press control device (10) that controls first- and second-number-cylinder throw-on and throw-off devices (38, 39) based on signals from the first- and second-number inspection cameras (124B, 124C) to cause the first-number cylinder (113) and the second-number cylinder (118) to make separating movements.
B41F 13/00 - Common details of rotary presses or machines
B41F 33/08 - Tripping devices or stop-motions for starting or stopping operation of cylinders
B41F 19/00 - Apparatus or machines for carrying out printing operations combined with other operations
B41F 11/02 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
B41F 33/02 - Arrangements of indicating devices, e.g. counters
A rotary screen printing press is provided with a screen-cylinder throw-on/off motor encoder (231) that detects the position of a screen cylinder (201), a squeegee throw-on/off motor encoder (232) that detects the position of a squeegee (221), and a control unit (300) that controls screen cylinder throw-on/off motors (209) and squeegee throw-on/off motors (224) based on the position of the screen cylinder (201) detected by the screen-cylinder throw-on/off motor encoder (231) and the position of the squeegee (221) detected by the squeegee throw-on/off motor encoder (232) so that the squeegee (221) may not contact a screen plate (201A) except when the screen plate (201A) is in contact with an impression cylinder (100).
B41F 11/02 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
B41N 10/00 - Blankets or like coveringsCoverings for wipers for intaglio printing
18.
Method and device for adjusting contact pressure of intaglio printer wiping roller
Provided is a method for automatically adjusting the contact pressure between an intaglio cylinder and a wiping roller that further limits the amount of defective prints generated. The method adjusts said contact pressure by changing the position of the wiping roller shaft center with respect to the intaglio cylinder shaft center using a contact pressure adjustment motor. At least the position of the wiping roller shaft center at low speed and the position of the wiping roller shaft center during printing operation for which the contact pressures have been optimized during a previous printing are stored. Before starting the current printing operation, the wiping roller is moved to the stored low speed position. Then when the current printing operation is started, the wiping roller is moved to the stored printing operation position.
A digital printing press including a printing cylinder configured to transport a sheet, a driving device (41) configured to drive the printing cylinder, an encoder (44) configured to detect the phase of the printing cylinder, and first to fourth inkjet heads configured to print the sheet. The digital printing press includes a floating detector facing the printing cylinder and configured to detect an abnormality of the sheet, a display device, and a control device configured to control an operation of the driving device. The control device includes a function of stopping the driving device when the floating detector detects a floating portion. The control device includes a function of obtaining information specifiable a position of an abnormality occurrence portion based on the phase of the printing cylinder when the floating detector detects the floating portion and the phase of the printing cylinder when the driving device stops after floating detection and displaying the information on the display device. The digital printing press is capable of quickly specifying an abnormality occurrence portion detected during printing.
B41J 3/46 - Printing mechanisms combined with apparatus providing a visual indication
B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
B41J 29/38 - Drives, motors, controls, or automatic cut-off devices for the entire printing mechanism
B41J 29/42 - Scales and indicators, e.g. for determining side margins
B65H 7/06 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
B41J 11/00 - Devices or arrangements for supporting or handling copy material in sheet or web form
B65H 7/14 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors by photoelectric feelers or detectors
20.
Register error amount detection method and apparatus
A register error amount detection apparatus obtains the register error amounts between the colors of patterns printed on a printing product based on the positions of register marks in a captured image of the printing product. The register marks have different colors including a reference color and are printed in a line at intervals a in the vertical direction. The register marks all have the reference color and are printed in a line at the intervals a in the vertical direction at positions translated from the positions of the register marks by a distance b in the horizontal direction.
A printing cylinder includes a plurality of suction chambers and a masking sheet configured to cover the suction chambers. The masking sheet includes a non-sucking portion which protrudes from the boundary of the suction chambers toward the inside of the suction chambers. A number of through holes are formed in a portion except for the non-sucking portion in the masking sheet. The non-sucking portion exists between the sheet to be printed and the boundary of the suction chamber to be used and the suction chamber not to be used. This can prevent an ink mist from adhering to the printing cylinder.
A printing press includes a printing cylinder, inkjet heads, and an ink drying lamp. A non-metal sheet is attached to an outer surface of the printing cylinder. The non-metal sheet includes a main body made of a non-metal material in a sheet-like shape, and a plurality of ventilation portions through which air passes in a thickness direction of the main body. This makes it possible to efficiently dissipate heat of the printing cylinder while preventing the printing cylinder from being overheated when an amount of heat generated at the time of printing is transferred to the surface of the printing cylinder.
A sheet-like member holding device includes a first holding unit disposed between a gripper receiving portion and a side wall of a gap, and configured to hold a base of a non-metal sheet. The first holding unit includes a space in which the base is inserted while the non-metal sheet extends inward in a radial direction from an outer surface side of a printing cylinder, and an abutment wall configured to restrict movement of the base to the outside in the radial direction. An end portion of the space in an axial direction of the printing cylinder is open to the outside. This makes it possible to attach and detach the non-metal sheet by a simple method without moving a gripper member or gripper pad.
A digital printing apparatus including a sheet supply device, printing cylinder, inkjet nozzle portion, sheet delivery device, and conveyance devices. The sheet supply device supplies sheets one by one at a predetermined period. The printing cylinder includes at least one gripper device that grips and holds the sheet, and conveys the sheet while one edge of the sheet supplied from the sheet supply device is held by the plurality of gripper devices. The inkjet nozzle portion discharges ink droplets onto the sheet. The conveyance devices include a plurality of gripper devices including one reversing gripper device that grips and holds the other edge of the sheet, and conveys the sheet printed on one surface, which is received from the printing cylinder in a double-sided printing mode. The sheet is turned by reversing the obverse/reverse surface of the sheet by the reversing gripper device in the process of conveyance.
B41J 3/60 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
b′-θnb′), an ink film thickness distribution corresponding to the image of the printing plate of the next print job is formed on the ink roller group (6).
n) have been set to the corrected opening amounts, a corrected ink film thickness distribution corresponding to the image of the printing plate (7′) of the next print job is formed on the ink roller group (6).
h) that each have an ink-supply device (18), a plate cylinder (19), a blanket cylinder (15), and an impression cylinder (16). The respective impression cylinders of the front-side offset printing unit and the back-side offset printing unit are placed up against each other such that said printing units receive and output sheets between said impression cylinders. The offset printing section (3) is also provided with a front-side inspection camera (23) and a back-side inspection camera (24). The Orlof printing section and the offset printing section are connected by transfer cylinders (14).
B41F 3/02 - Cylinder presses, i.e. presses essentially comprising at least one cylinder co-operating with at least one flat type-bed with impression cylinder or cylinders rotating unidirectionally
B41F 11/02 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
B41F 7/02 - Rotary lithographic machines for offset printing
B41F 9/02 - Rotary intaglio printing presses for multicolour printing
B41F 11/00 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination
A printing press includes an impression cylinder, a blanket cylinder, a collecting plate cylinder, a collecting blanket cylinder, a plurality of partial plate cylinders, a plurality of inking devices, and a dampening unit. The impression cylinder holds and transports a sheet. The blanket cylinder is in contact with the impression cylinder. The collecting plate cylinder is in contact with the blanket cylinder, and a lithographic printing plate is mounted on the collecting plate cylinder. The collecting blanket cylinder is in contact with the collecting plate cylinder. The plurality of partial plate cylinders are in contact with the collecting blanket cylinder. The plurality of inking devices supply ink to the plurality of partial plate cylinders, respectively. The dampening unit supplies dampening water to the collecting plate cylinder.
B41F 7/02 - Rotary lithographic machines for offset printing
B41F 7/04 - Rotary lithographic machines for offset printing using printing units incorporating one forme cylinder, one transfer cylinder, and one impression cylinder, e.g. for printing on webs
B41F 7/06 - Rotary lithographic machines for offset printing using printing units incorporating one forme cylinder, one transfer cylinder, and one impression cylinder, e.g. for printing on webs for printing on sheets
B41F 5/02 - Rotary letterpress machines for printing on sheets
B41F 11/02 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
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. The collecting blanket cylinder is in contact with the collecting plate cylinder and transfers ink to the collecting plate cylinder. The two partial plate cylinders are in contact with the collecting blanket cylinder. The plurality of ink devices supply inks to the four plate cylinders and the two partial plate cylinders, respectively.
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.
B41F 19/00 - Apparatus or machines for carrying out printing operations combined with other operations
B05C 1/08 - Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller
B05C 13/02 - Means for manipulating or holding work, e.g. for separate articles for particular articles
B05C 1/16 - Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length only at particular parts of the work
B41F 23/04 - Devices for treating the surfaces of sheets, webs or other articles in connection with printing by heat drying, by cooling, by applying powders
B41F 33/00 - Indicating, counting, warning, control or safety devices
B41F 33/02 - Arrangements of indicating devices, e.g. counters
B41F 33/10 - Tripping devices or stop-motions for starting or stopping operation of damping or inking units
B41F 13/004 - Electric or hydraulic features of drives
H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
H05K 3/12 - Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using printing techniques to apply the conductive material
31.
Numbering and imprinting machine and printing press utilizing the same
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.
B41F 13/00 - Common details of rotary presses or machines
B41F 7/06 - Rotary lithographic machines for offset printing using printing units incorporating one forme cylinder, one transfer cylinder, and one impression cylinder, e.g. for printing on webs for printing on sheets
B41F 23/04 - Devices for treating the surfaces of sheets, webs or other articles in connection with printing by heat drying, by cooling, by applying powders
B41F 7/02 - Rotary lithographic machines for offset printing
Image formation device having: an image formation drum (50) for rotationally conveying a recording medium while holding the recording medium; a supply means (22) for supplying the recording medium (P) to the drum; a recording head (71) for forming an image on the recording medium on the drum; and a conveyance mechanism (80) for receiving the recording medium from the drum at a reception position (m2) on the downstream side in a conveyance direction from the recording head and distributing the recording medium to a paper discharge path or an inversion path. The conveyance mechanism returns the recording medium to the drum at a return position (m9) on the downstream side in the conveyance direction from the reception position (m2) after the front and back surfaces thereof are inverted, and a drum heating means (94) for heating the surface drum is provided between the reception position and the return position.
B41J 11/00 - Devices or arrangements for supporting or handling copy material in sheet or web form
B41J 3/60 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
A rotary screen printing press includes: a screen plate; a squeegee; squeegee supporting means for supporting the squeegee; and a worm and a worm wheel. The squeegee supporting means includes: a supporting plate swingably supported and supporting the worm and the worm wheel; an eccentric sleeve configured to adjust the position of the center of swinging movement of the supporting plate; and a contact surface and a screw configured to limit the direction of the movement of the supporting plate. The eccentric sleeve and the contact surface and screw cooperate with each other to move the tip of the squeegee along the tangent line of an impression cylinder at a position at which the screen plate and the squeegee contact each other.
An inking device of a numbering and imprinting machine includes: a numbering unit provided on an outer peripheral portion of a numbering cylinder and configured to print a code onto a transported sheet; a partition member configured to partition the inside of the ink fountain such that inks are stored divided by their colors inside the ink fountain; an ink fountain roller configured to draw out the inks stored in the divided manner inside the ink fountain, such that the inks appear side by side in the roller axial direction; select rollers onto which the inks fed from the ink fountain roller are transferred, respectively; oscillating rollers onto which the inks fed from the select rollers are transferred, respectively; and form rollers configured to rotate such that convex portions thereof, onto which the inks fed from the oscillating rollers are transferred, come into contact with the numbering unit.
B41F 31/02 - Ducts, containers, supply or metering devices
B41F 13/00 - Common details of rotary presses or machines
B41L 19/00 - Duplicating or printing apparatus or machines for office or other commercial purposes, of special types or for particular purposes and not otherwise provided for
h) that each have an ink-supply device (18), a plate cylinder (19), a blanket cylinder (15), and an impression cylinder (16). The respective impression cylinders of the front-side offset printing unit and the back-side offset printing unit are placed up against each other such that said printing units receive and output sheets between said impression cylinders. The offset printing section (3) is also provided with a front-side inspection camera (23) and a back-side inspection camera (24). The Orlof printing section and the offset printing section are connected by transfer cylinders (14).
B41F 3/02 - Cylinder presses, i.e. presses essentially comprising at least one cylinder co-operating with at least one flat type-bed with impression cylinder or cylinders rotating unidirectionally
B41F 11/02 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
B41F 7/02 - Rotary lithographic machines for offset printing
B41F 9/02 - Rotary intaglio printing presses for multicolour printing
B41F 11/00 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination
36.
Screen printing apparatus and combination printing press including the screen printing apparatus
In a screen printing apparatus including: an impression cylinder that receives a sheet from a transfer cylinder located upstream in the sheet transport direction through a sheet gripping device and transports the sheet held in the sheet gripping device; and a rotary screen cylinder that is in contact with the impression cylinder and performs screen printing for the sheet held by the impression cylinder, the transfer cylinder is located above the impression cylinder, and the rotary screen cylinder is located to the side of the impression cylinder so that ink, varnish, or the like accumulates in a squeegee portion including a squeegee shaft, a squeegee, and the like in the rotary screen cylinder.
B41F 31/22 - Inking arrangements or devices for inking from interior of cylinder
B41F 11/02 - Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
A perfector includes: a printing unit that performs printing simultaneously on both surfaces of a paper sheet; detecting means for detecting printing conditions on both surfaces of the paper sheet; and transporting means for transporting the paper sheet to a delivery unit. The printing unit includes: a blanket impression cylinder that holds and transports the paper sheet; and a blanket cylinder in contact with the blanket impression cylinder. The transporting means includes: a transfer cylinder in contact with the blanket impression cylinder and receives the paper sheet from the blanket impression cylinder; and a delivery cylinder in contact with the transfer cylinder and receives the paper sheet from the transfer cylinder. The detecting means includes: a first checking camera that detects the printing condition on one surface of the paper sheet; and a second checking camera that detects the printing condition on the other surface of the paper sheet.
B41F 33/12 - Tripping devices or stop-motions for starting or stopping the machine as a whole
B41F 35/06 - Cleaning arrangements or devices for offset cylinders
B41F 7/12 - Rotary lithographic machines for offset printing using two cylinders one of which serves two functions, e.g. as a transfer and impression cylinder in perfecting machines
B41F 13/00 - Common details of rotary presses or machines
A digital printing apparatus including a sheet supply device, printing cylinder, inkjet nozzle portion, sheet delivery device, and conveyance devices. The sheet supply device supplies sheets one by one at a predetermined period. The printing cylinder includes at least one gripper device that grips and holds the sheet, and conveys the sheet while one edge of the sheet supplied from the sheet supply device is held by the plurality of gripper devices. The inkjet nozzle portion discharges ink droplets onto the sheet. The conveyance devices include a plurality of gripper devices including one reversing gripper device that grips and holds the other edge of the sheet, and conveys the sheet printed on one surface, which is received from the printing cylinder in a double-sided printing mode. The sheet is turned by reversing the obverse/reverse surface of the sheet by the reversing gripper device in the process of conveyance.
B41J 13/00 - Devices or arrangements specially adapted for supporting or handling copy material in short lengths, e.g. sheets
B41J 3/60 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
An ink supply 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. An ink film thickness distribution corresponding to an image on a printing plate is formed in the ink roller group. The ink roller group is divided into a plurality of roller subgroups. After or before division, a throw-on operation is performed for at least one of the plurality of roller subgroups, and a plate cylinder on which the printing plate to be used for printing of the next job is mounted. Ink in at least one of the plurality of roller subgroups is supplied to the printing plate mounted on the plate cylinder by rotating the plate cylinder and at least one of the plurality of roller subgroups. An ink supply apparatus is also disclosed.
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.
B65H 5/06 - Feeding articles separated from pilesFeeding articles to machines by rollers
B41F 21/10 - Combinations of transfer drums and grippers
B41J 3/60 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
A multi-feed detection device includes: an arm member supported swingably and configured to come into contact with a traveling sheet; and detecting means for detecting whether a plurality of the traveling sheets are overlapped and fed, on the basis of swing of the arm member. The detecting means includes: a detection plate attached to an arm; and a non-contact sensor configured to measure, in a non-contact manner, the positional relation between the non-contact sensor and the detection plate, the positional relation being changed by swing of the arm.
B65H 7/12 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to double feed or separation
B65H 7/02 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
42.
Sheet processing apparatus having reversing swing arm shaft pregripper
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.
B41F 21/10 - Combinations of transfer drums and grippers
B41J 3/60 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
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.
B41K 3/12 - Apparatus for stamping articles having integral means for supporting the articles to be stamped with stamping surface located above article-supporting surface with curved stamping surface for stamping by rolling contact
B41F 13/00 - Common details of rotary presses or machines
B41F 33/00 - Indicating, counting, warning, control or safety devices
An ink film thickness distribution correction method in an ink supply apparatus including an ink fountain storing an ink, a plurality of ink fountain keys, an ink fountain roller to which the ink is supplied from the ink fountain, an ink ductor roller to which the ink is transferred from the ink fountain roller, and an ink roller group including at least one ink form roller to which the ink transferred to the ink ductor roller is supplied. A 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. An ink film thickness distribution correction apparatus is also disclosed.
An ink film thickness distribution forming method in an ink supply apparatus including an ink fountain. A plurality of ink fountain keys are arranged in the ink fountain. Ink is supplied to an ink fountain roller in accordance with the opening ratios of the plurality of ink fountain keys. Ink is transferred to an ink ductor roller from the ink fountain roller. Ink from the ink doctor roller is transferred to an ink roller group including at least one ink form roller. A throw-off operation of the ink form roller positioned at an end of the ink roller group is performed after the end of a print job. The ink roller group is divided into a plurality of roller subgroups after the end of the print job. The ink in at least one of roller subgroups is removed. An ink film thickness distribution forming apparatus is also disclosed.
A wiping device includes an intaglio cylinder, a cylinder cleaning device, and a wiping liquid supply device. The intaglio cylinder is rotatably supported. The cylinder cleaning device removes excess ink adhered to an outer surface of the intaglio cylinder. The wiping liquid supply device supplies a wiping liquid for cleaning to the cylinder cleaning device. The wiping liquid supply device includes a waste liquid tank, a new liquid tank, a first pump, and second pump. The waste liquid tank stores a waste wiping liquid discharged from the cylinder cleaning device. The new liquid tank stores a clean wiping liquid. The first pump supplies the clean wiping liquid from the new liquid tank to the cylinder cleaning device. The second pump supplies a supernatant liquid of the waste wiping liquid stored in the waste liquid tank and separated into a precipitate and the supernatant liquid to the cylinder cleaning device.
A method and an apparatus for detecting a folded corner of a sheet in a sheet-fed printing press automatically select which of a pair of folded corner detectors provided integrally with right and left side lay devices should be used, in accordance with a setting of which of the side lay devices is to be used, thereby making it possible to raise the rate of operation and lightening the burden on an operator. When the left-hand side lay device is used, a first left-hand end detector supported in the left-hand side lay device and a second right-hand end detector supported in the right-hand side lay device are actuated. When the right-hand side lay device is used, a first right-hand end detector supported in the right-hand side lay device and a second left-hand end detector supported in the left-hand side lay device are actuated.
This invention discloses an apparatus for controlling ink supply amount/registration adjustment in a printing press. The apparatus includes a base, sensor head, sensor head moving unit, first detector, second detector, and control unit. The sensor head moving unit includes a upward/downward position adjusting unit which adjusts the upward/downward position of the sensor head. The second detector detects the upward/downward position of a color bar when color matching data of a color patch of each color in the color bar is measured by the first detector. The upward/downward position adjusting unit adjusts the upward/downward position of the sensor head based on the upward/downward position of the color bar, which is detected by the second detector. A method of controlling ink supply amount/registration adjustment in a printing press is also disclosed.
A web printing apparatus includes a transfer device which transfers highly reactive ink/varnish onto a web, and a fixing device which fixes, on the web, the highly reactive ink/varnish transferred by the transfer device. The fixing device includes only a light irradiation device which irradiates the web with light in the wavelength range, in which no ozone is generated, to cure the highly reactive ink/varnish on the web without thermal drying of the web.
B05C 9/08 - Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by groups , or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
B41F 23/04 - Devices for treating the surfaces of sheets, webs or other articles in connection with printing by heat drying, by cooling, by applying powders
B41F 7/26 - Damping devices using transfer rollers
B41M 7/00 - After-treatment of printed works, e.g. heating, irradiating
For effective achievement of an increase in productivity, prolongation of the life cycle of a consumable part, a decrease in the running cost, a lighter burden on the operator's work, and a reduction in spending on plants and equipment, a sheet transport apparatus comprises: a folding cylinder (11) for transporting sheets one by one or as a stack of a plurality of the sheets; a jaw cylinder (12) or a reduction cylinder (13) for holding the sheets by alternate ones of holding means and transporting the sheets when the sheets are transported as the stack of the plurality of sheets; an upper transfer cylinder (14) opposing the jaw cylinder or the reduction cylinder; a lower transfer cylinder (15) opposing the jaw cylinder or the reduction cylinder; and switching means for transporting the sheets from the jaw cylinder or the reduction cylinder to the upper transfer cylinder and the lower transfer cylinder, while allocating the sheets to the upper transfer cylinder and the lower transfer cylinder, when the sheets are transported as the stack of the plurality of sheets.
Described is a sheet-fed offset printing press including: a printing unit 20 printing on paper sheets 1; and laminate unit 40 for applying lamination to the paper sheets 1 printed by the printing unit 20, the lamination unit 40 being provided downstream of the printing unit 20 in a transport direction of the paper sheets 1.
B29C 65/48 - Joining of preformed partsApparatus therefor using adhesives
B32B 37/18 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
B32B 37/22 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of both discrete and continuous layers
An intaglio printing press includes: an intaglio cylinder; an ink collecting cylinder which has a blanket attached to a circumferential surface of the collecting cylinder, is in contact with the intaglio cylinder, and transfers ink onto the intaglio cylinder; multiple chablon rollers which are in contact with the ink collecting cylinder and transfer ink onto the ink collecting cylinder; and an inking device which feeds ink to the chablon rollers. In the intaglio printing press, a work space is formed between the chablon roller located at the highest position and the chablon roller immediately below the highest chablon roller. The work space allows an access to the ink collecting cylinder without detachment of the chablon rollers.
Provided is a quality inspection apparatus including: gripper units provided to each delivery chain, each gripper unit configured to hold an end portion of a sheet; an arc-shaped track portion provided in a part of a movement track of the gripper units and formed by the movement track; an inspection unit installed at an opposite side of the arc-shaped track portion from an arc center of the arc-shaped track portion; and a vacuum cylinder installed at the same side of the arc-shaped track portion as the arc center. In the apparatus, while running along the arc-shaped track portion, the sheet is inspected by the inspection unit under a guidance of the vacuum cylinder.
B41F 1/30 - Sheet-conveying, -aligning or -clamping devices using rotary grippers
B65H 83/00 - Combinations of piling and depiling operations, e.g. performed simultaneously, of interest apart from the single operation of piling or depiling
54.
Synchronous control method and apparatus for rotary stencil printing press
A synchronous control method and apparatus for a rotary stencil printing press individually drive a rotary screen cylinder by a dedicated drive motor, can set how many rotations have been made before arrival of a sheet at a screen printing unit when synchronous control of the drive motor with respect to a prime motor of a sheet-fed offset printing press is started, and stop the rotation of the rotary screen cylinder until the start of the synchronous control.
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.
A sheet behavior monitor for a sheet processor includes: a folding machine processing a sheet; and a camera taking an image once for each signature (Wb) folded by the folding machine. The camera takes every image at a folding machine rotation phase different from that of the image immediately before taken.
A powdering device includes: a powder placing member having a placing section on which a powder fed from a storage container is placed; a first scraping member for scraping the powder on the placing section of the powder placing member, so that a constant amount of the powder remains on the placing section; and a second scraping member for scraping off the resultant constant-amount powder remaining on the placing section, and the powdering device transfers the scraped powder with an air flow, and sprays the powder thus transferred onto a printed sheet.
B05C 11/02 - Apparatus for spreading or distributing liquids or other fluent materials already applied to a surfaceControl of the thickness of a coating
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
58.
Liquid supply apparatus and method of manufacturing plate therefor
A screen printing unit equipped with a rotary screen apparatus comprises a cylindrical screen rotatably supported so as to be brought into contact with a rotatable impression cylinder. Multiple small holes are formed in the circumferential surface of the screen, and are filled up with a coating material. Some of the holes corresponding to a pattern not being filled with the coating material, and a special ink stored inside the screen can be supplied to a sheet held on the outer circumferential surface of the impression cylinder so as to form a shape corresponding to the pattern. The small holes are formed only in an area of the screen in the circumferential direction thereof extending from a position corresponding to the downstream-side end of the sheet in the sheet-conveying direction to a position corresponding to the upstream-side end of the sheet in the sheet-conveying direction.
A plate for a magnet cylinder includes a main body, a nonmagnetic portion, and a magnetic piece. The main body is formed of a flexible thin plate-like magnetic material to be magnetically mounted on the outer surface of a magnet cylinder. The nonmagnetic portion is projected from one end of the main body. The magnetic piece magnetically sandwiches the nonmagnetic portion against the outer surface of the magnet cylinder.
Provided is a jacket to be installed on a surface of one of impression cylinders and transport cylinders. The jacket is produced by the following process. Super hard particles, such as ceramic particles, are scattered on a surface of a sheet-shaped base member. A plating layer is then formed on the surface of the base member in a way that a convex and concave profile formed of the super hard particles is left. In the plating layer, fine particles of low surface energy resin are uniformly dispersed.
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