WO2021166114A1 - 印刷装置、及び印刷物の製造方法 - Google Patents

印刷装置、及び印刷物の製造方法 Download PDF

Info

Publication number
WO2021166114A1
WO2021166114A1 PCT/JP2020/006496 JP2020006496W WO2021166114A1 WO 2021166114 A1 WO2021166114 A1 WO 2021166114A1 JP 2020006496 W JP2020006496 W JP 2020006496W WO 2021166114 A1 WO2021166114 A1 WO 2021166114A1
Authority
WO
WIPO (PCT)
Prior art keywords
printing
ink
original plate
printing original
printed
Prior art date
Application number
PCT/JP2020/006496
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
村岡　貢治
Original Assignee
株式会社秀峰
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 株式会社秀峰 filed Critical 株式会社秀峰
Priority to PCT/JP2020/006496 priority Critical patent/WO2021166114A1/ja
Priority to JP2022501473A priority patent/JP7297141B2/ja
Publication of WO2021166114A1 publication Critical patent/WO2021166114A1/ja

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B41F17/30—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on curved surfaces of essentially spherical, or part-spherical, articles
    • B41F17/34—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on curved surfaces of essentially spherical, or part-spherical, articles on articles with surface irregularities, e.g. fruits, nuts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00—Inking and printing with a printer's forme
    • B41M1/40—Printing on bodies of particular shapes, e.g. golf balls, candles, wine corks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
    • B41N10/00—Blankets or like coverings; Coverings for wipers for intaglio printing
    • B41N10/02—Blanket structure
    • B41N10/04—Blanket structure multi-layer

Definitions

  • the present invention relates to a printing apparatus and a method for manufacturing a printed matter, and more particularly to a printing apparatus for linearly moving a printing blanket and pressing a printing surface against a surface to be printed for printing, and a method for manufacturing a printed matter.
  • the printing surface of the printing blanket is pressed against the printing original plate, and the ink placed on the printing original plate according to the printing pattern is transferred to the printing blanket. Then, the printing surface of the printing blanket to which the ink is transferred is pressed against the printing surface, and the ink transferred to the printing surface is transferred to the printing surface to print the printing pattern on the printing surface. ..
  • the printing surface of the blanket absorbs the solvent in the ink and further repels the ink appropriately. It is configured in.
  • the printing master is engraved with a fine dot pattern and holds ink in the recesses.
  • the printing blanket is pressed against the printing original plate and the ink is transferred. Then, the ink is transferred from the printing blanket to the printed matter.
  • the ink placed on the printing original plate is transferred, and the ink is transferred to the printed matter.
  • the image printed on the printed matter is determined by the arrangement of the ink placed on the printing original plate.
  • multicolor printing is often used instead of one-color printing in order to improve the quality of the image.
  • each image is transferred to a blanket for printing for each color and then pressed against the surface to be printed for printing.
  • the printed images overlap, so there is a problem that moire occurs if the inks placed on the printing original plate are regularly arranged. there were.
  • the printed matter is a curved surface, there is a problem that moire is likely to occur in the printed image.
  • the present invention has been made to solve the above-mentioned problems, and provides a printing apparatus for suppressing moire of an image printed on a printed matter, and a method for manufacturing the printed matter.
  • the printing apparatus mounts a printing blanket having a printing surface that deforms according to the shape of the surface to be printed, a printing original plate having a mounting surface on which ink is placed, and the printing original plate.
  • a printing original plate stage and a printing stage on which a printed matter having a printing surface is placed and fixed are provided, and the printing blanket is movable between the upper part of the printing original plate stage and the upper part of the printing stage. It is configured to move up and down with respect to the printing original plate stage or the printing stage, and the printing original plate is formed on a support and the support, and at least the above-mentioned mounting surface side has sparse ink property.
  • a surface layer formed of a material is provided, and the pre-described surface of the printing original plate includes a sparse ink region that does not receive the ink and a parent ink region that receives the ink, and the parent ink region includes a parent ink region.
  • a set of a plurality of dots, and the plurality of dots are irregularly arranged at a predetermined density.
  • the method for manufacturing a printed matter according to the present invention is a method for manufacturing a printed matter using a printing blanket that deforms according to the shape of the surface to be printed, and is an ink mounting method in which ink is placed on a printing original plate.
  • the printing original plate comprises a printing step of pressing against a printing surface, and the printing original plate includes a support and a surface layer formed on the support and at least on the above-mentioned mounting surface side is formed of a material having sparse ink property.
  • the previously described surface of the printing original plate includes a sparse ink region that does not receive the ink and a parent ink region that receives the ink formed by partially removing the surface layer, and the parent.
  • the ink region is formed of a plurality of dots, and the plurality of dots are irregularly arranged at a predetermined density, and the ink placing step absorbs the ink on the pre-described surface of the printing original plate.
  • the ink is placed in the parent ink region by bringing the ink printing device to be held in contact with the printing device.
  • moire of printed images can be suppressed.
  • the surface to be printed is large and printing is performed by dividing into a plurality of parts, the printed images overlap in the vicinity of the boundary between the plurality of parts, but even in such a case, the printed images overlap. It is possible to suppress the occurrence of moire at the above-mentioned points.
  • FIG. 5 is a cross-sectional view when the printing blanket 10 included in the printing apparatus 100 according to the first embodiment is pressed against the printed matter 70.
  • FIG. 5 is a cross-sectional view when the printing blanket 10 included in the printing apparatus 100 according to the first embodiment is pressed against the printed matter 70.
  • FIG. 5 is a cross-sectional view when the printing blanket 10 included in the printing apparatus 100 according to the first embodiment is pressed against the printed matter 70.
  • FIG. This is an example of an arrangement pattern of recesses 54 formed in the printing master plate 50 according to the first embodiment.
  • FIG. 5 is an enlarged view of a contact portion between the printed surface 4 of FIG. 4 and the printed surfaces 71, 72, and 73. It is an enlarged view of the ink 40f or 40g transferred to the printing surface 73 of FIG. It is sectional drawing which shows the modification of the blanket 10 for printing which concerns on Embodiment 1.
  • Embodiment 1 the printing apparatus and the method for manufacturing a printed matter according to the present invention will be described with reference to the drawings.
  • the present invention is not limited to the embodiments described below. Further, in each figure, the same parts are designated by the same reference numerals, and some description thereof will be omitted. Further, each figure is schematically drawn, and the present invention is not limited to the illustrated shape.
  • the elastic body or elasticity is not limited to the one in which the load applied to the elastic body or the amount of deformation caused by the load has a linear relationship. It includes a non-linear relationship between the applied load and the amount of deformation caused by the load, which returns to the original shape immediately or after a predetermined time delay when the applied load is removed. ..
  • FIG. 1 is a side view showing an example of the printing apparatus 100 according to the first embodiment.
  • the printing apparatus 100 includes a printing blanket 10 that can be linearly moved in the vertical direction.
  • the printing blanket 10 moves the printing blanket 10 up and down by the vertical movement device 11 included in the printing device 100, and presses the printing surface 4 against the printed surface 71 of the printed matter 70.
  • the printing device 100 includes a horizontal moving device 12.
  • the horizontal moving device 12 moves the printing blanket 10 and the vertical moving device 11 in the horizontal direction.
  • the printing blanket 10 is moved above the cleaning device 60, the activation device 61, the air blow device 62, or the printing original plate 50 in addition to the printed matter 70 by the horizontal moving device 12.
  • the printing blanket 10 is moved up and down by the vertical movement device 11, and the printed surface 4 is pressed against each of the printed matter 70, the cleaning device 60, the activating device 61, or the printing original plate 50.
  • the printing apparatus 100 is provided with a printing stage 87 on which the printed matter 70 is placed, a cleaning device 60, an activation device 61, a surface treatment stage 86 including an air blow device 62, and a printing original plate 50 from the left side. It has a printing original plate stage 85.
  • these stages can be freely arranged, and can be appropriately changed according to the convenience of the operator and the place where the printing apparatus 100 is installed. Further, the air blow device 62 of the printing device 100 may not be installed in the printing device 100.
  • FIG. 2 is a cross-sectional view showing an example of a printing blanket 10 included in the printing apparatus 100 according to the first embodiment.
  • the printing blanket 10 shown in FIG. 2 has, for example, a substantially hemispherical shape.
  • the shape of the printing blanket 10 is not limited to this, for example, a bullet shape, a shape having a curved surface formed by rotating a parabola around its axis of symmetry, a shape such as a part of an ellipsoid cut, or a bullet shape or a semicircle.
  • the shape can be appropriately changed according to the specifications of the printed matter 70, such as a shape in which a circular cross section is continuously extended in a straight line.
  • the printing blanket 10 comprises a top that first contacts the printed matter 70 or the printing master 50, the top of which is composed of dots or lines.
  • the printing blanket 10 is pressed against the printed matter 70 or the printing original plate 50, air does not get caught between the printed matter 4 and the printed matter 70 or the printing original plate 50. Therefore, it is possible to prevent omission from occurring in the printed image applied to the printed matter 70.
  • a predetermined range centered on the apex 6 of the surface of the printing blanket 10 is the printing surface 4 on which the ink is transferred from the printing original plate 50 and transferred to the printed matter 70.
  • FIG. 2 is a cross-sectional view of the printing blanket 10 of FIG. It passes through the apex 6 of the printing blanket 10 and shows a cross section perpendicular to the member 7 to which the base material 5 is fixed.
  • the base material 5 of the printing blanket 10 includes an inner layer 1 and an outer layer 2 that covers the surface of the inner layer 1.
  • the base material 5 is formed by molding, for example, silicone rubber.
  • the base material 5 has elasticity (flexibility) and is mixed with silicone oil to facilitate deformation.
  • the base material 5 has a substantially hemispherical shape, but the shape can be appropriately changed according to the specifications of the printed matter 70 and the like.
  • the base material 5 is deformed when the printing blanket 10 is pressed against the printing master plate 50, and the ink 40 (see FIG. 3) placed on the mounting surface 51 of the printing master plate 50 is transferred to the printing surface 4.
  • the ink 40 placed on the mounting surface 51 of the printing original plate 50 is arranged corresponding to the image printed on the printed matter 70, and forms a printing pattern. If the base material 5 is such that the ink 40 can be transferred to the printed surfaces 71, 72, and 73 when the printing blanket 10 is pressed against the printed surfaces 71, 72, and 73.
  • the material is not limited.
  • the base material 5 may be formed of two materials having different hardness.
  • the material of the outer layer 2 constituting the portion close to the printed surface 4 is set in the range of 50 to 70 points in terms of Asker C hardness.
  • the material forming the inner layer 1 inside the outer layer 2 is set to have an Asker C hardness of 100 points. That is, the inner layer 1 has a higher Asker C hardness than the outer layer 2 and is harder.
  • the inner layer 1 is located on the side where a force for pressing the printing surface 4 against the printed surfaces 71, 72, and 73 during printing is applied, and is located on the side of the connected support member 7 rather than the outer layer 2. ing.
  • the support member 7 is connected to the vertical movement device 11 and is a portion that transmits the force from the vertical movement device 11 to the printing blanket 10.
  • the upper portion of the base material 5 has an Asker C hardness set to 100 points
  • the lower portion (apex 6 side) of the base material 5 has an Asker C hardness of 50 to 70 points. Set to range.
  • the hardness of the printing blanket 10 is set low, so that the printing surface 4 side pressed against the printed matter 70 is pressed.
  • the hardness of the portion may be set low. With such a configuration, the entire shape of the printing blanket 10 can be easily maintained.
  • the outer layer 2 directly pressed against the printed surfaces 71, 72, and 73 is inclined with respect to the direction in which not only the printed surface 71 but also the curved printed surface 72 and the printing blanket 10 move. There is an advantage that it is easily deformed so as to follow the surface to be printed 73.
  • the hardness of each part of the base material 5 is not limited to the above hardness.
  • a surface treatment stage 86 is arranged next to the printing stage 87 of the printing apparatus 100.
  • a cleaning device 60 is installed on the surface treatment stage 86.
  • the cleaning device 60 includes, for example, paper or adhesive tape.
  • the printing surface 4 of the printing blanket 10 is pressed against the surface of paper or adhesive tape to remove ink 40, stains, dust, etc. remaining after printing.
  • the activation device 61 includes a storage tank for storing the liquid and an absorption unit for absorbing and holding the liquid.
  • the printing surface 4 of the printing blanket 10 is pressed against the surface of the absorbing unit, so that the liquid held by the absorbing unit adheres to the printed surface 4.
  • the printing blanket 10 facilitates transfer of the ink 40 placed on the printing original plate 50 to the printing surface 4 by adhering or impregnating the base material 5 with water or a solvent.
  • the liquid is appropriately selected according to the properties with the ink 40, and has the property of softening the hard ink 40.
  • the ink 40 is composed of water or a solvent to which a pigment or a dye is added.
  • the liquid used in the activator 61 is, for example, a synthetic resin such as an acrylic resin or a urethane resin, and a mixture such as water, thinner, xylene, or toluene, and has an affinity with the solvent contained in the ink 40. Choose the one that is expensive.
  • the liquid used in the activator 61 is not limited to the above.
  • the absorption unit of the activation device 61 is configured by laminating, for example, a thin sheet-like absorbent material.
  • the absorbent material is made of, for example, paper, but is not limited to paper, and may be made of other materials such as cloth and resin as long as it absorbs liquid.
  • the absorption unit may be a sponge-like resin on which paper is laminated.
  • stains such as ink 40 remaining on the printing surface 4 of the printing blanket 10 may adhere, or the surface of the absorbing unit may be scraped and the absorbing unit may be scraped.
  • the paper that makes up the paper may be torn.
  • the paper located in the uppermost layer of the absorption unit is peeled off from the uppermost layer of the absorption unit and removed, and the stacked sheets can be removed one by one, or the upper layer can be mechanically replaced. It is configured in.
  • the method of replacing the paper located in the uppermost layer is not limited to this method. Since the absorption unit is configured so that the paper and the like constituting the uppermost layer can be removed or replaced, the surface is always kept clean and the liquid is permeated, so that the printing blanket 10 is printed. The printed surface can be activated by pressing the surface 4.
  • Air blow device 62 adjusts an appropriate amount of water or solvent adhering to the printing surface 4 of the printing blanket 10 by the activating device 61.
  • the air blow device 62 blows air toward the printing surface 4 to remove excess water or solvent from the printing surface 4.
  • the type and quantity of the air blower and the direction in which the air is blown are not limited.
  • ⁇ Printing original plate 50> The printing original plate 50 is placed on the printing original plate stage 85, and the ink 40 is placed on the mounting surface 51, and the printing surface 4 of the printing blanket 10 is pressed against the mounting surface 51. The ink 40 is transferred to the printing surface 4.
  • FIG. 5 is a cross-sectional view showing an example of a printing original plate 50 used in the printing apparatus 100 according to the first embodiment.
  • the printing master plate 50 has a flat plate shape, and includes a support 53 and a surface layer 52 formed on the support 53.
  • the surface layer 52 is formed of a material having a sparse ink property on at least the mounting surface 51 on which the printing surface 4 of the printing blanket 10 is pressed.
  • the surface layer 52 is formed by, for example, being partially destroyed and removed by laser light to remove a portion formed of a material having a sparse ink property. That is, the surface layer 52 is removed by, for example, laser light, and a recess 54 that opens into the mounting surface 51 is formed.
  • the surface layer 52 is a sparse ink layer having a sparse ink property to which the ink 40 does not easily adhere.
  • the support 53 is a parent ink layer having a parent ink property to which the ink 40 easily adheres.
  • the surface layer 52 is formed of, for example, silicone rubber or silicone resin. Silicone rubber and silicone resin are preferably used as the surface layer 52 of the printing master plate 50 because they have sparse ink properties and are chemically stable.
  • the surface layer 52 is not limited to silicone rubber and silicone resin, and other materials may be used as long as they have sparse ink properties.
  • the surface layer 52 and the support 53 are each formed of one layer, but the present invention is not limited to this form.
  • the surface layer 52 may be formed of one layer by a material having a sparse ink property and being destroyed by laser light, or may be provided with a sparse ink layer having a sparse ink property on the side on which the printing blanket 10 is pressed, and is a support.
  • a recording layer may be provided on the 53 side.
  • the recording layer for example, absorbs laser light and converts it into heat to reduce the adhesive strength between the recording layer and the sparse ink layer so that the sparse ink layer can be removed from the printing original plate 50.
  • the recording layer for example, absorbs laser light and converts it into heat, and the recording layer is destroyed by heat, thereby reducing the bonding force between the support 53 and the surface layer 52, and providing sparse ink property.
  • the surface layer 52 can be removed from the printing original plate 50.
  • the sparse ink layer is formed of silicone rubber or a silicone resin
  • the recording layer is formed of a heat-sensitive or photosensitive material.
  • the support 53 may be formed of, for example, one layer of a metal plate made of, for example, aluminum for holding the shape of the printing master plate 50, or a parent formed of a material having a pro-ink property on the surface of the metal plate.
  • An ink layer may be provided.
  • the support 53 may be surface-treated to roughen the surface by means such as corroding the surface of the metal plate.
  • the surface of the support 53 may be formed with a primer layer for improving the bonding force with the surface layer 52.
  • the printing original plate 50 has a recess 54 formed by removing the surface layer 52.
  • the ink 40 is supplied to the mounting surface 51 by the ink loading device 63, and the ink 40 is placed inside.
  • the portion where the surface layer 52 remains forms a sparse ink region 57, and the ink 40 is not adhered.
  • the recess 54 forms a parent ink region 58 on which the ink 40 is placed. That is, the mounting surface 51 has a sparse ink region 57 and a parent ink region 58, and the ink 40 is mounted only on the parent ink region 58 by the ink mounting device 63.
  • the thickness h1 of the surface layer 52 is formed to be 3 ⁇ m or less.
  • the width w2 which is the width dimension in the direction along the mounting surface 51 of the bottom portion 55 of the recess 54 is the width dimension which is the width dimension of the opening 56 of the recess 54.
  • w1 becomes large.
  • the thickness h1 of the surface layer 52 is set to 3 ⁇ m or less, the difference between the width w2 of the bottom 55 of the recess 54 and the width w1 of the opening 56 becomes small. As a result, the internal volume of the recess 54 is reduced.
  • the thickness h1 of the surface layer 52 is formed to be 3 ⁇ m or less, it becomes easy to supply energy to the layer exposed to the laser light when the recess 54 is formed by the laser light. Then, the laser light can accurately form the shape of the bottom portion 55 of the recess 54 of the printing original plate 50, and the width w2 can be made smaller.
  • the width w2 of the bottom 55 of the recess 54 is formed to be 20 ⁇ m or less, preferably 10 ⁇ m or less, and more preferably 5 ⁇ m or less.
  • FIG. 6 is an example of an arrangement pattern of the recesses 54 formed in the printing master plate 50 according to the first embodiment.
  • Each of the recesses 54 arranged in the printing master plate 50 is dots having the above-mentioned opening 56 having a width w1 and is irregularly arranged in a predetermined range on the printing master plate 50. Focusing on one of the plurality of recesses 54, the recesses 54 may be connected to each other with the recesses 54 adjacent to each other in the vertical, horizontal, and diagonal directions in FIG. 6, and are not connected and are independent. Is also good. Further, in the arrangement of the recesses 54, the intervals between adjacent dots in the vertical direction, the horizontal direction, or the diagonal direction in FIG. 6 are irregular. However, the recesses 54 are arranged at a predetermined density, and are uniformly scattered within a range of a predetermined area.
  • FIG. 7 is a comparative example of the arrangement pattern of the recesses 54 of the printing original plate 50 according to the first embodiment.
  • FIG. 7 shows a pattern 150C printed by using a printing original plate 150A having recesses 54 regularly arranged in the horizontal direction and the vertical direction and a printing original plate 150B in which the printing original plate 150A is tilted in an oblique direction.
  • moire of the regular pattern is generated.
  • the arrangement pattern shown in FIG. 6 is divided into a plurality of printing original plates 50 and used.
  • the printing original plate 50 is a single-color printing original plate 50a, 50b corresponding to four kinds of colors, for example, magenta, cyan, yellow, and black. , 50c, and 50d.
  • the single-color printing original plate 50a is formed in an arrangement pattern in which the arrangement pattern of the recesses 54 of the printing original plate 50 is reduced to a predetermined arrangement density.
  • the single-color printing original plates 50b, 50c, and 50d are also arranged in such a way that the arrangement pattern of the recesses 54 of the printing original plate 50 is reduced to a predetermined arrangement density. Then, when all the arrangement patterns of the recesses 54 of the single color printing original plates 50a, 50b, 50c, and 50d are overlapped, the arrangement pattern of the printing original plate 50 is formed. That is, one image is formed by combining the respective recesses 54 provided in the monochromatic printing original plates 50a, 50b, 50c, and 50d.
  • the single-color printing original plates 50a, 50b, 50c, and 50d are printing original plates in which the arrangement pattern of the recesses 54 of the printing original plate 50 in FIG. 6 is changed so as to have a predetermined arrangement density. Therefore, for example, assuming that the printing original plate 50 is 4000 dpi, the concave portion 54 of the printing original plate 50 has a single color printing original plate 50a of 1800 dpi, a single color printing original plate 50b of 1800 dpi, and a single color printing original plate 50c of 400 dpi.
  • the arrangement pattern is formed so that the density of the arrangement pattern is reduced.
  • the printing original plate 50d for single color is 0 dpi, that is, it is not used.
  • the monochromatic printing original plates 50a, 50b, and 50c have irregular arrangement patterns of the recesses 54, so that the occurrence of moire can be suppressed when a color image is printed on the surface of the printed matter 70. ..
  • the surface of the printed matter 70 is divided into a plurality of parts, and the monochromatic printing original plates 50a, 50b, and 50c are pressed against the respective parts to perform printing.
  • the printed images of the monochromatic printing original plates 50a, 50b, and 50c overlap at the boundary of the plurality of portions obtained by dividing the surface of the printed matter 70. Even in such a case, since the printing original plate 50 has an irregular arrangement pattern of the recesses 54, it is possible to suppress the occurrence of moire in the portion where the printed images overlap.
  • the ink loading device 63 includes an ink holding portion 64 which is a roller having a material for holding ink on the surface.
  • the ink holding portion 64 is configured to rotate around a rotation shaft 65.
  • the ink 40 is placed on the mounting surface 51 by bringing the ink holding portion 64 into contact with the mounting surface 51 of the printing original plate 50 and rotating the ink holding portion 64 on the mounting surface 51. It is placed in the parent ink region 58.
  • the ink loading device 63 is not limited to the configuration including the rollers shown in FIG. 1, and if the ink holding unit 64 and the mounting surface 51 of the printing original plate 50 can come into contact with each other, for example, ink.
  • the holding portion 64 may be moved vertically with respect to the mounting surface 51.
  • the ink loading device 63 applies ink to the parent ink area 58 even if the parent ink area 58 is fine. Can be placed. Further, since the sparse ink region 57 repels excess ink, the ink loading device 63 does not have a doctor blade for removing the excess ink after loading the ink.
  • a plurality of monochrome printing original plates 50a, 50b, 50c, and 50d may be used.
  • the printing device 100 may include a plurality of ink placing devices 63.
  • one printed matter 70 may be printed by a plurality of printing devices 100.
  • each of the plurality of printing devices 100 corresponds to each of the plurality of monochrome printing original plates 50a, 50b, 50c, and 50d.
  • FIG. 8 is a flow of a method for manufacturing a printed matter by the printing apparatus 100 according to the first embodiment. Next, a method of manufacturing a printed matter by the printing apparatus 100 will be described.
  • the start process is a process performed immediately after the printing apparatus 100 is started. Since the surface of the printing blanket 10 may not be activated immediately after the production of the printed matter is started, a step of appropriately activating the printed surface 4 of the printing blanket 10 is performed. First, when the printing device 100 is started, the printing device 100 moves the printing blanket 10 above the activating device 61 and lowers it toward the activating device 61. The printing blanket 10 is raised after the printing surface 4 is pressed against the absorption unit of the activation device 61 and a predetermined range including the printing surface 4 comes into contact with the absorption unit. This is referred to as an activation step (SP1).
  • SP1 activation step
  • the liquid such as water or solvent that has soaked into the absorption unit of the activation device 61 adheres to or soaks into the printing surface 4 of the printing blanket 10.
  • the printing blanket 10 has irregularities formed on its surface and soaks into the absorption unit.
  • the unevenness of the surface is preferably formed so as to have a height difference of 2 to 5 ⁇ m.
  • the printing apparatus 100 After the activation step (SP1) is completed, it is determined whether or not the amount of liquid adhering to the printing surface 4 of the printing blanket 10 is appropriate (SP2). When the amount of liquid adhering to the printing surface 4 is not appropriate (NO in SP2), the printing apparatus 100 performs an air blow step (SP3). In the air blow step, the air blow device 62 blows air onto the print surface 4 of the printing blanket 10 to remove excess liquid adhering to the print surface 4. The case where the amount of liquid adhering to the printing surface 4 is not appropriate is the case where the liquid is excessively adhering to the printing surface 4.
  • SP4 After completing the air blow process (SP3), it is determined whether or not the amount of liquid adhering to the printing surface 4 of the printing blanket 10 is appropriate (SP4). If excess water or solvent is still attached to the printing surface 4 of the printing blanket 10 (NO in SP4), the printing apparatus 100 performs an absorption step (SP5). In the absorption step, the printing apparatus 100 presses the printing surface 4 of the printing blanket 10 against the cleaning apparatus 60. As a result, excess liquid adhering to the printing surface 4 of the printing blanket 10 is removed.
  • one or both of the air blow step (SP3) and the absorption step (SP5) is omitted. You may. Further, the order of implementation of the air blow step and the absorption step may be changed. Further, the air blow step and the absorption step may be carried out a plurality of times.
  • the repeating steps include an ink placing step (S1), an ink transfer step (S2), a printing step (S3), a cleaning step (S4), an activation step (S5), an air blow step (S7), and an absorption step (S9).
  • the printing apparatus 100 includes an ink placing step (S1), an ink transfer step (S2), a printing step (S3), a cleaning step (S4), an activation step (S5), and an air blow step.
  • the process proceeds in the order of (S7) and the absorption step (S9).
  • the repeating process is not limited to this order.
  • the printing apparatus 100 carries out the absorbing step (S9) from the printing step (S3).
  • the printing apparatus 100 may perform the next ink placing step (S1) in parallel while the printing step (S3) to the absorption step (S9) are being carried out.
  • a printed image is formed on the surface of the printed matter 70 each time the printing process (S3) is performed.
  • the printed matter 70 is not limited to one, and a plurality of printed matter 70 may be printed at the same time.
  • a plurality of printing blankets 10 may be installed in the printing apparatus 100.
  • the ink placing step (S1) is a step of placing the ink 40 on the printing original plate 50 by the ink placing device 63.
  • the ink mounting device 63 brings the ink holding portion 64 into contact with the mounting surface 51 of the printing original plate 50, and rolls the ink holding portion 64 on the mounting surface 51.
  • the ink 40 absorbed by the ink holding portion 64 is placed only in the parent ink region 58 provided on the mounting surface 51.
  • the ink holding portion 64 in which the ink 40 is absorbed also comes into contact with the sparse ink region 57. However, since the sparse ink region 57 repels the ink 40, the ink 40 is not placed on the sparse ink region 57.
  • the ink 40 is preferably set hard so that it is repelled by the sparse ink region 57.
  • the viscosity of the ink 40 is preferably set in the range of 700 to 1200 Pa ⁇ s.
  • 9 and 10 are cross-sectional views showing an example of the printing original plate 50 after the ink placing step (S1) is completed.
  • 9 and 10 schematically show the state of the ink 40 placed on the mounting surface 51.
  • the ink 40 supplied into the recess 54 adheres to the parent ink region 58 exposed at the bottom 55 of the recess 54, and the side surface 59 of the recess 54 is a surface layer 52 formed of a sparse ink material. Therefore, the ink 40 is repelled.
  • the ink 40 is pushed into the ink holding portion 64 formed of a roller or the like, and enters the recess 54 as shown in FIGS. 9 and 10.
  • the printing surface 4 of the printing blanket 10 is pressed against the mounting surface 51 of the printing original plate 50.
  • the printing surface 4 of the printing blanket 10 comes into contact with the ink 40 placed in the parent ink region 58 of the printing original plate 50 shown in FIG. After that, the printing blanket 10 moves upward, and the printing surface 4 separates from the mounting surface 51 of the printing original plate 50.
  • the ink 40 that comes into contact with the printing surface 4 moves to the printing surface 4 as it is.
  • the ink 40 is arranged on the printing surface 4 according to the parent ink area 58 arranged on the mounting surface 51 of the printing original plate 50.
  • the printing apparatus 100 can print on a flat surface, but can also print on the printed surfaces 71, 72, and 73 of the printed matter 70 as shown in FIGS. 3 and 4.
  • the printed surface 71 of the printed matter 70 is a flat surface.
  • the printed surface 72 is formed of a curved surface
  • the printed surface 73 is formed of a flat surface but is inclined with respect to the direction in which the printing blanket 10 moves.
  • the printing blanket 10 is pressed toward the printing stage 87 so that the printing surface 4 to which the ink 40 is attached adheres to the printing surfaces 71, 72, and 73.
  • the ink 40 adhering to the printing surface 4 comes into contact with the printing surfaces 71, 72, and 73 and is transferred.
  • the printed matter 70 is positioned and fixed on the print stage 87. As a result, the positional relationship between the printing blanket 10 and the printed surfaces 71, 72, and 73 is determined, and printing can be performed on the printed surfaces 71, 72, and 73 with high accuracy.
  • the cleaning step (S4) the printing surface 4 of the printing blanket 10 after the ink 40 is transferred to the printing surfaces 71, 72, and 73 is pressed against the flat cleaning surface of the cleaning device 60.
  • the ink 40 remaining on the printing blanket 10 is adhered to the cleaning surface.
  • the cleaning surface is composed of, but is not limited to, paper or adhesive tape.
  • the activation step (S5) is a step having the same contents as the activation step (SP1) in the start step.
  • the air blow step (S7) has the same contents as the air blow step (SP3) in the start step.
  • the absorption step (S9) is also a step having the same contents as the absorption step (SP5) in the start step.
  • the air blow step (S7) and the absorption step (S9) are carried out according to the amount of liquid such as water or solvent adhering to the printing surface 4 of the printing blanket 10, and one of them may be omitted. At least one may be carried out multiple times.
  • the air blow step (S7) and the absorption step (S9) are carried out according to the activated state of the printing surface 4 after confirming the state of the printing surface 4 of the printing blanket 10 before each step. (S6 and S8).
  • the confirmation steps (S6 and S8) the state of the printing surface 4 of the printing blanket 10 is confirmed, and if the activated state of the printing surface 4 is appropriate, whether to perform printing again in the repetitive determination step (S10). Judge whether or not.
  • printing YES in S10
  • the process from the ink placing step (S1) is repeated again.
  • NO in S10 the production of the printed matter is terminated.
  • the printing apparatus 100 prints on a large number of printed matter 70 by performing a start process at startup and then performing a repetitive process.
  • the printing original plate 50 is composed of, for example, a plurality of single-color printing original plates 50a, 50b, 50c, and 50d
  • a plurality of printing devices 100 corresponding to each of the plurality of single-color printing original plates 50a, 50b, 50c, and 50d.
  • one printing apparatus 100 includes a printing original plate 50a for a single color, and prints on a printed matter 70 using only magenta ink. After that, the printed matter 70 is printed using only cyan ink in the printing apparatus 100 including the printing original plate 50b for single color. This can be repeated for printing in a plurality of single-color printing original plates 50a, 50b, 50c, and 50d.
  • the printing device 100 When the printing device 100 includes a plurality of printing original plate stages 85 and a plurality of ink mounting devices 63 corresponding to the plurality of single color printing original plates 50a, 50b, 50c, and 50d, the printing device 100 is one printed matter 70. On the other hand, at least the ink placing step, the ink transfer step, and the printing step are repeated as many times as the number of the plurality of single color printing original plates 50a, 50b, 50c, and 50d. Further, the printing apparatus 100 may repeat at least one of the cleaning step, the activation step, the air blow step, and the absorption step as many times as the number of the plurality of single color printing original plates 50a, 50b, 50c, and 50d. ..
  • the printing apparatus 100 has a printing blanket 10 having a printing surface 4 that deforms according to the shapes of the printed surfaces 71, 72, and 73, and a mounting surface 51 on which the ink 40 is placed.
  • the printing original plate 50 is provided with. Further, the printing apparatus 100 absorbs and holds the printing original plate stage 85 on which the printing original plate 50 is placed, the printing stage 87 on which the printed matter 70 having the printed surfaces 71, 72, and 73 is placed, and the ink 40.
  • An ink placing device 63 including an ink holding unit 64 is provided.
  • the printing blanket 10 is configured to be movable between the upper part of the printing original plate stage 85 and the upper part of the printing stage 87, and is configured to move linearly with respect to the printing original plate stage 85 or the printing stage 87.
  • the printing master plate 50 includes a support 53 and a surface layer 52 formed on the support 53 and at least on the mounting surface 51 side is made of a material having sparse ink property.
  • the mounting surface 51 of the printing original plate 50 includes a sparse ink region 57 that does not receive the ink 40 and a parent ink region 58 that receives the ink.
  • the parent ink region 58 is a set of a plurality of dots, and the plurality of dots are irregularly arranged at a predetermined density.
  • the sparse ink region 57 is formed by the surface layer 52.
  • the ink mounting device 63 arranges the ink 40 in the parent ink region 58 by bringing the ink holding portion 64 into contact with the mounting surface 51 of the printing original plate 50.
  • the printing apparatus 100 can place the ink 40 on the parent ink region 58 of the mounting surface 51 of the printing original plate 50, and can transfer the ink 40 to the printing blanket 10. can. Since the parent ink region 58 is a set of a plurality of dots and is irregularly arranged, moire of the printed image formed on the surface of the printed matter 70 can be suppressed. Further, when the printed matter 70 is printed a plurality of times, a portion where the printed images overlap is generated. At that time as well, the printing apparatus 100 can suppress moire in the portion where the printed images overlap.
  • the printing blanket 10 moves linearly toward the printing stage 87 on which the printed matter 70 is placed to perform printing. Therefore, the printing apparatus 100 can accurately maintain the relative positional relationship between the printed matter 70 fixed to the printing stage 87 and the printing blanket 10, and can perform high-precision printing on the printed matter 70.
  • the printing original plate 50 is composed of a plurality of single-color printing original plates 50a, 50b, 50c, and 50d, and at least one of the plurality of single-color printing original plates 50a, 50b, 50c, and 50d.
  • the density of the plurality of dots is different from that of the plurality of monochromatic printing original plates 50a, 50b, 50c, and 50d.
  • the printing apparatus 100 can suppress the occurrence of moire in the printed image even when the printing process is performed a plurality of times by using the plurality of monochrome printing original plates 50a, 50b, 50c, and 50d.
  • the printing apparatus 100 linearly moves the printing blanket 10 against the printing original plate 50 and presses the printing surface 4 against the printing original plate 50. Therefore, even if a large number of printed matter 70s are repeatedly printed, deterioration and damage of the printing original plate 50 can be suppressed, the life of the printing original plate 50 is improved, and the transfer accuracy of the ink 40 to the printing blanket 10 is extended. Can be maintained for a period of time.
  • the printing apparatus 100 linearly moves the printing blanket 10 and presses the printing surface 4 substantially perpendicular to the mounting surface 51 of the printing original plate 50. That is, the printing surface 4 is pressed along the depth direction of the recess 54 of the mounting surface 51 of the printing original plate 50. Therefore, the printing apparatus 100 can surely bring the ink 40 in the recess 54 into contact with the printed surface 4, and the ink 40 transferred to the printed surface 4 does not come off, and the accuracy when transferred to the printed matter 70 is achieved. A high print image can be obtained.
  • the parent ink region 58 is formed by partially removing the surface layer 52.
  • the mounting surface 51 of the printing original plate 50 includes a recess 54 forming a parent ink region 58 formed by removing the surface layer 52, and the depth of the recess 54 is 3 ⁇ m or less.
  • FIG. 9 shows a state when the ink 40 is placed in the recess 54 from the ink placing device 63.
  • the thickness h1 of the surface layer 52 of the printing original plate 50 is large, the recess 54 becomes like the recess 54a shown by the dotted line in FIG. Therefore, when the surface layer 52 of the printing original plate 50 is formed thick, the dots of the recesses 54a become large in the ink placing step (S1), and the surface layer 52 is also formed thin in the amount of the ink 40 to be filled. More than in the case. Then, when the printing blanket 10 is pressed against the printing original plate 50, the amount of ink per dot of the ink 40 transferred to the printing surface 4 of the printing blanket 10 also increases.
  • the amount of ink 40 per dot transferred to the printing surface 4 is large, the amount of ink 40 transferred from the printing surface 4 to the printed surfaces 71, 72, and 73 also is large. Become. Therefore, the distance between the dots of the adjacent inks 40 transferred to the printed surfaces 71, 72, and 73 may not be a desired distance, and the accuracy of the printed image may be lowered.
  • FIG. 11 is an enlarged view of a contact portion between the printed surface 4 of FIG. 4 and the printed surfaces 71, 72, and 73.
  • FIG. 12 is an enlarged view of the ink 40f or 40g transferred to the printed surface 73 of FIG.
  • the figure on the left side shows 40 f or 40 g of ink in a state where the printing blanket 10 is pressed against the printed matter 70.
  • the figure on the right side shows a state in which 40 f or 40 g of ink is transferred to the surface of the printed matter 70.
  • the printing apparatus 100 may transfer the ink 40 to a curved surface or a surface inclined with respect to the moving direction of the printing blanket 10, such as the printed surfaces 72 and 73.
  • a curved surface or a surface inclined with respect to the moving direction of the printing blanket 10 On the printing surface 4 of the printing blanket 10, 40a to 40g of ink transferred from the printing original plate 50 is placed.
  • the inks 40a to 40d are transferred to the printed surface 71 perpendicular to the moving direction of the printing blanket 10.
  • the ink 40e is transferred to the surface to be printed 71, which is a curved surface.
  • the inks 40f and 40g are transferred to the surface to be printed 73, which is a surface inclined with respect to the surface perpendicular to the moving direction of the printing blanket 10.
  • the printed matter 70 has surfaces 71, 72, and 73 to be printed as an example, and the printed matter 70 may have other uneven shapes.
  • the printing blanket 10 is deformed so that the printed surface 4 follows the printed surfaces 72 and 73 having an uneven shape. At this time, the printed surface 4 is slightly displaced in the direction along the printed surfaces 72 and 73. Therefore, as shown in FIG. 12A, when the size of the ink 40 per dot is large, the inks 40f and 40g in contact with both the printing surface 4 and the printing surface 73 are on the printing surface 4. It is enlarged and transferred in the direction along the printed surface 73 according to the strain ⁇ . When the size of the ink 40f and 40g per dot is large as shown in FIG. 12A, the ink 40 and the printed surface 73 are in contact with each other with the printed surface 4 and the printed surface 73 separated by a distance L1. do.
  • the ink 40 has an initial width d1 because it is deformed between the printing surface 4 and the printing surface 73 during the period from the contact with the printing surface 73 until the printing blanket 10 is completely deformed.
  • the ink 40 has a width d2 and is transferred to the surface to be printed 73.
  • the width d4 of the ink 40 transferred to the printed surface 73 is larger than the width d3 of the ink 40 when it is on the printed surface 4, but the strain ⁇ 2 of the ink 40 is smaller than the strain ⁇ 1. .. That is, ⁇ 1> ⁇ 2> 1. That is, when the size of the ink 40 per dot is small, the width of the ink 40 increases before and after the transfer to the surface to be printed 73, but the rate of increase is small. From the above, the printing apparatus 100 sets the depth of the recess 54 of the mounting surface 51 of the printing original plate 50 to 3 ⁇ m or less, so that the printed surfaces 72 and 73 are inclined with respect to the direction in which the printing blanket 10 is moved and pressed. Even when the ink 40 is transferred to, a highly accurate printed image can be obtained.
  • the width of the bottom portion 55 of the recess 54 in the direction along the mounting surface 51 should be 3 ⁇ m or more and 10 ⁇ m or less.
  • the recess 54 formed on the mounting surface 51 is stably formed, so that the printing apparatus 100 can reliably mount the ink 40 on the parent ink region 58.
  • the thickness of the surface layer 52 formed on the support 53 is 3 ⁇ m or less.
  • the ink 40 transferred to the printing surface 4 of the printing blanket 10 has a smaller size per dot, and the amount of the ink 40 can be reduced. Therefore, when the ink 40 is transferred to the printed matter 70, the accuracy is high. A high print image can be obtained.
  • the thickness h1 of the surface layer 52 of the printing original plate 50 is large, the width w2 of the bottom portion 55 of the recess 54a is large relative to the width w1 of the opening 56.
  • the volume of the recess 54a becomes large, and the amount of ink 40 placed on one recess 54a increases.
  • the accuracy of the printed image may decrease.
  • the printing apparatus 100 according to the first embodiment by reducing the size per dot of the ink 40 transferred from the printing original plate 50, the printing blanket 10 is inclined with respect to the direction in which the printing blanket 10 is moved and pressed. Even when the ink 40 is transferred to the printed surfaces 72 and 73, a highly accurate printed image can be obtained.
  • FIG. 13 is a cross-sectional view showing a modified example of the printing blanket 10 according to the first embodiment.
  • the printing blanket 10 according to the first embodiment may include a protective coating layer 3 that covers the surface of the base material 5.
  • the protective coating layer 3 constitutes the outer printing surface 4 of the printing blanket 10.
  • the protective coating layer 3 is configured by, for example, attaching a 0.5 mm silicone rubber sheet to the surface of the outer layer 2.
  • the protective coating layer 3 prevents the silicone oil contained in the soft silicone rubber inside from seeping out onto the printed surface 4. Further, since the outer surface of the protective coating layer 3 constitutes the printing surface 4 and is repeatedly pressed against the printing master plate 50 and the printing surfaces 71, 72, and 73, durability against scratches and abrasion is required.
  • the protective coating layer 3 uses a material having a higher hardness than the outer layer 2, and when the printed surface 4 is pressed against the printed surfaces 71, 72, and 73, the printed surfaces 71, 72, and It is thinned to follow 73.
  • the thickness of the protective coating layer 3 is as thin as possible, for example, preferably in the range of 0.1 mm to 1 mm.
  • the material of the protective coating layer 3 is not limited to silicone rubber, and the material can be appropriately selected as long as it follows the deformation of the inner layer 1 and the outer layer 2.
  • the protective coating layer 3 has sufficient elasticity so that it can be attached along the surface of the base material 5.
  • the printing blanket 10 may be further formed into a multi-layer structure.
  • the inner layer 1 or the outer layer 2 of the printing blanket 10 shown in FIG. 13 may be formed of a material having a further different hardness in a multilayer structure.
  • the protective coating layer 3 is attached to the surface of the base material 5, but when damage such as scratches or wear occurs, it can be peeled off from the surface of the base material 5 and replaced with a new one.
  • the protective coating layer 3 is cheaper than the base material 5, and the inner base material 5 can be used as it is by replacement. Therefore, by updating the protective coating layer 3, the expensive base material 5 can be used repeatedly, and the state of the printing surface 4 of the printing blanket 10 can be kept in a state suitable for printing. As a result, the printing apparatus 100 according to the first embodiment can reduce the cost of printing.
  • the base material 5 is composed of the inner layer 1 and the outer layer 2 in FIG. 13, it may be composed of only one layer of the inner layer 1.
  • the protective coating layer 3 may be provided on the base material 5 formed of only one layer of the inner layer 1. However, if the base material 5 is also scratched together with the protective film layer 3, the protective film layer 3 is replaced when the protective film layer 3 is replaced due to scratches on the protective film layer 3 attached to the base material 5.
  • the base material 5 may be damaged by the peeling operation of the base material 3, or the surface of the base material 5 may be hardened or deteriorated. Therefore, it is desirable that the base material 5 is composed of multiple layers.

Landscapes

  • Printing Methods (AREA)
PCT/JP2020/006496 2020-02-19 2020-02-19 印刷装置、及び印刷物の製造方法 WO2021166114A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2020/006496 WO2021166114A1 (ja) 2020-02-19 2020-02-19 印刷装置、及び印刷物の製造方法
JP2022501473A JP7297141B2 (ja) 2020-02-19 2020-02-19 印刷装置、及び印刷物の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/006496 WO2021166114A1 (ja) 2020-02-19 2020-02-19 印刷装置、及び印刷物の製造方法

Publications (1)

Publication Number Publication Date
WO2021166114A1 true WO2021166114A1 (ja) 2021-08-26

Family

ID=77390794

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/006496 WO2021166114A1 (ja) 2020-02-19 2020-02-19 印刷装置、及び印刷物の製造方法

Country Status (2)

Country Link
JP (1) JP7297141B2 (enrdf_load_stackoverflow)
WO (1) WO2021166114A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023209945A1 (ja) 2022-04-28 2023-11-02 株式会社秀峰 印刷装置、及び印刷物の製造方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4516523A1 (en) * 2022-04-28 2025-03-05 Shuhou Co., Ltd. Printing pad
KR20250065265A (ko) 2023-11-02 2025-05-12 가부시키가이샤 슈호 인쇄 장치 및 인쇄물의 제조 방법

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11334235A (ja) * 1998-05-23 1999-12-07 Think Laboratory Co Ltd 印刷版
US6406833B1 (en) * 1994-07-13 2002-06-18 Jean-Marie Nouel Use of frequency-modulated screening for lightening offset printing surfaces
JP2007253621A (ja) * 2006-03-22 2007-10-04 Man Roland Druckmas Ag 印刷版および印刷機の印刷装置
JP2008307764A (ja) * 2007-06-14 2008-12-25 Sony Corp 凸版印刷方法及び凸版印刷装置
WO2017199344A1 (ja) * 2016-05-17 2017-11-23 株式会社秀峰 印刷用ブランケット
WO2018078694A1 (ja) * 2016-10-24 2018-05-03 株式会社秀峰 印刷用ブランケットの活性化装置及び印刷用ブランケットを使用した印刷方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6406833B1 (en) * 1994-07-13 2002-06-18 Jean-Marie Nouel Use of frequency-modulated screening for lightening offset printing surfaces
JPH11334235A (ja) * 1998-05-23 1999-12-07 Think Laboratory Co Ltd 印刷版
JP2007253621A (ja) * 2006-03-22 2007-10-04 Man Roland Druckmas Ag 印刷版および印刷機の印刷装置
JP2008307764A (ja) * 2007-06-14 2008-12-25 Sony Corp 凸版印刷方法及び凸版印刷装置
WO2017199344A1 (ja) * 2016-05-17 2017-11-23 株式会社秀峰 印刷用ブランケット
WO2018078694A1 (ja) * 2016-10-24 2018-05-03 株式会社秀峰 印刷用ブランケットの活性化装置及び印刷用ブランケットを使用した印刷方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023209945A1 (ja) 2022-04-28 2023-11-02 株式会社秀峰 印刷装置、及び印刷物の製造方法
KR20230154136A (ko) 2022-04-28 2023-11-07 가부시키가이샤 슈호 인쇄 장치, 및 인쇄물의 제조 방법

Also Published As

Publication number Publication date
JP7297141B2 (ja) 2023-06-23
JPWO2021166114A1 (enrdf_load_stackoverflow) 2021-08-26

Similar Documents

Publication Publication Date Title
US10850497B2 (en) Apparatus and method for forming high definition lithographic images on containers
WO2021166114A1 (ja) 印刷装置、及び印刷物の製造方法
WO2021166115A1 (ja) 印刷装置、及び印刷物の製造方法
EP3283296B1 (en) Variable printing process using flexible secondary plates and specialty inks
EP2042317A1 (en) Image forming apparatus and image forming method
EP3106308A1 (en) Intermediate transfer member, method of manufacturing the same, and image forming method
JP2009190264A (ja) 印刷版及び缶の印刷装置
KR102830466B1 (ko) 인쇄 장치 및 인쇄 방법
KR102417596B1 (ko) 인쇄용 블랭킷, 인쇄용 블랭킷의 제조 방법 및 인쇄용 블랭킷을 사용한 인쇄 방법
KR102133512B1 (ko) 복층구조의 전사롤러를 구비한 곡면 글래스 인쇄장치 및 이를 사용하는 인쇄방법
JP4423916B2 (ja) 可撓性金属平板状の凹版を用いたパターン印刷装置
JP2009000941A (ja) ロール状印刷用ブランケット、印刷体の製造方法およびそれにより製造される印刷体
CN117320887A (zh) 印刷装置以及印刷物的制造方法
JP7731174B2 (ja) 印刷用パッド
KR20240164550A (ko) 인쇄물 및 인쇄물의 제조 방법
JP6781206B2 (ja) 配向膜印刷装置および配向膜形成方法
WO2024018602A1 (ja) 印刷用治具、印刷装置及び印刷方法
JP7493704B2 (ja) 印刷装置及び印刷方法
JP2015168229A (ja) 印刷方法
JP2015166136A (ja) 缶の印刷用凸版の製造方法及び缶の印刷用凸版
JP2005043677A (ja) カラーフィルタの製造方法及び製造装置
JP2000318342A (ja) 平版印刷版用版下シート
KR20100005873A (ko) 미세패턴 인쇄방법
JP2006272821A (ja) ブランケットおよび画像形成方法
JPH10202825A (ja) 凹版へのインク盛り付け方法及び装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20920663

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2022501473

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20920663

Country of ref document: EP

Kind code of ref document: A1