EP2987634A1 - Druckmaschine und uv-bestrahlungsverfahren dafür - Google Patents
Druckmaschine und uv-bestrahlungsverfahren dafür Download PDFInfo
- Publication number
- EP2987634A1 EP2987634A1 EP13818179.7A EP13818179A EP2987634A1 EP 2987634 A1 EP2987634 A1 EP 2987634A1 EP 13818179 A EP13818179 A EP 13818179A EP 2987634 A1 EP2987634 A1 EP 2987634A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- ultraviolet
- printing
- section
- paper ejecting
- gripper
- Prior art date
- Legal status (The legal status 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 status listed.)
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- 238000007639 printing Methods 0.000 title claims abstract description 349
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000000758 substrate Substances 0.000 claims abstract description 69
- 230000001678 irradiating effect Effects 0.000 claims abstract description 15
- 238000007645 offset printing Methods 0.000 claims description 10
- 238000007646 gravure printing Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 10
- 238000007774 anilox coating Methods 0.000 description 9
- 230000006866 deterioration Effects 0.000 description 8
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000007647 flexography Methods 0.000 description 3
- 239000003505 polymerization initiator Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- 244000028419 Styrax benzoin Species 0.000 description 1
- 235000000126 Styrax benzoin Nutrition 0.000 description 1
- 235000008411 Sumatra benzointree Nutrition 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229960002130 benzoin Drugs 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- UHESRSKEBRADOO-UHFFFAOYSA-N ethyl carbamate;prop-2-enoic acid Chemical compound OC(=O)C=C.CCOC(N)=O UHESRSKEBRADOO-UHFFFAOYSA-N 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000019382 gum benzoic Nutrition 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- YRHRIQCWCFGUEQ-UHFFFAOYSA-N thioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3SC2=C1 YRHRIQCWCFGUEQ-UHFFFAOYSA-N 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
- B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
- B41F23/044—Drying sheets, e.g. between two printing stations
- B41F23/045—Drying sheets, e.g. between two printing stations by radiation
- B41F23/0453—Drying sheets, e.g. between two printing stations by radiation by ultraviolet dryers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F21/00—Devices for conveying sheets through printing apparatus or machines
- B41F21/08—Combinations of endless conveyors and grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F21/00—Devices for conveying sheets through printing apparatus or machines
- B41F21/10—Combinations of transfer drums and grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
- B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
- B41F23/044—Drying sheets, e.g. between two printing stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/02—Arrangements of indicating devices, e.g. counters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F5/00—Rotary letterpress machines
- B41F5/22—Rotary letterpress machines for indirect printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F5/00—Rotary letterpress machines
- B41F5/24—Rotary letterpress machines for flexographic printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F9/00—Rotary intaglio printing presses
- B41F9/01—Rotary intaglio printing presses for indirect printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F9/00—Rotary intaglio printing presses
- B41F9/02—Rotary intaglio printing presses for multicolour printing
- B41F9/021—Sheet printing presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0045—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using protective coatings or film forming compositions cured by mechanical wave energy, e.g. ultrasonics, cured by electromagnetic radiation or waves, e.g. ultraviolet radiation, electron beams, or cured by magnetic or electric fields, e.g. electric discharge, plasma
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0081—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using electromagnetic radiation or waves, e.g. ultraviolet radiation, electron beams
Definitions
- the present invention relates to a printing press and an ultraviolet irradiation method of the same, and in particular to a printing press which eliminates the need for performing test operations repeatedly, is capable of performing irradiation with a sufficient quantity of ultraviolet securely, and is capable of preventing incomplete curing of ultraviolet curable ink, and an ultraviolet irradiation method of the same.
- Sheet-fed offset printing, sheet-fed flexography, sheet-fed gravure printing, and the like are known as printing techniques.
- the "sheet-fed” means substrates cut in the same prescribed size. That is, in a sheet-fed printing press, not a long substrate but substrates cut in the same prescribed size are printed one by one in succession.
- These printing techniques generally adopt a system in which a printing press prints ultraviolet curable ink onto a substrate, such as paper, and then an ultraviolet irradiator cures the ultraviolet curable ink.
- an offset printing press that prints ink onto a printing surface of a running printing substrate via a printing plate mounted on an outer periphery of a plate cylinder and a blanket mounted on an outer periphery of a blanket cylinder, and that irradiates the ink with ultraviolet to cure the ink (for example, see Patent Literature 1).
- PTL 1 Japanese Patent Application Laid-Open No. 2009-274432 .
- the present invention has been made in view of these circumstances, and an object thereof is to provide a printing press which eliminates the need for performing test operations repeatedly, is capable of performing irradiation with a sufficient quantity of ultraviolet securely, and is capable of preventing incomplete curing of ultraviolet curable ink, and an ultraviolet irradiation method of the same.
- the present inventor(s) has(have) been found that the above problem can be solved, unexpectedly, by attaching an ultraviolet receiver to a printing section gripper and/or a paper ejecting section gripper gripping and guiding a printed object, and, based on an ultraviolet quantity directly received by the ultraviolet receiver from an ultraviolet irradiator, adjusting an ultraviolet quantity emitted by the ultraviolet irradiator, and has(have) the present invention.
- An aspect (1) of the present invention lies in a printing press including a printing section provided with a plurality of impression cylinders to which a gripper gripping and guiding a substrate is attached, and a printer brought into adjacent contact with the impression cylinder and printing ultraviolet curable ink onto the substrate, thereby making a printed object, and a paper ejecting section provided with a chain to which a gripper for gripping and guiding the printed object is attached, wherein an ultraviolet irradiator for irradiating the printed object with ultraviolet is provided, and a printing section ultraviolet receiver capable of receiving the ultraviolet is attached to the gripper facing the ultraviolet irradiator.
- An aspect (2) of the present invention lies in the printing press according to the above aspect (1), wherein the printing section is provided with a printing section ultraviolet irradiator for irradiating the printed object guided by the impression cylinders with ultraviolet, and a printing section ultraviolet receiver capable of receiving the ultraviolet is attached to the gripper in the printing section.
- An aspect (3) of the present invention lies in the printing press according to the above aspect (1), wherein the paper ejecting section is provided with a paper ejecting section ultraviolet irradiator for irradiating the printed object guided by the chain with ultraviolet, and a paper ejecting section ultraviolet receiver capable of receiving the ultraviolet is attached to the gripper in the paper ejecting section.
- An aspect (4) of the present invention lies in the printing press according to the above aspect (1), wherein the printing section is provided with a printing section ultraviolet irradiator for irradiating the printed object guided by the impression cylinders with ultraviolet, a printing section ultraviolet receiver capable of receiving the ultraviolet is attached to the gripper in the printing section, the paper ejecting section is provided with a paper ejecting section ultraviolet irradiator for irradiating the printed object guided by the chain with ultraviolet, and a paper ejecting section ultraviolet receiver capable of receiving the ultraviolet is attached to the gripper in the paper ejecting section.
- An aspect (5) of the present invention lies in the printing press according to the above aspect (2) or (4), wherein the printing section ultraviolet receiver is attachable and detachable to the printing section gripper.
- An aspect (6) of the present invention lies in the printing press according to the above aspect (3) or (4), wherein the paper ejecting section ultraviolet receiver is attachable and detachable to the paper ejecting section gripper.
- An aspect (7) of the present invention lies in the printing press according to the above aspect (2) or (4), wherein a groove capable of housing the printing section gripper and the printing section ultraviolet receiver is formed in the impression cylinder.
- An aspect (8) of the present invention lies in the printing press according to the above aspect (2) or (4), wherein the printing press is a sheet-fed gravure printing press or a sheet-fed flexographic press.
- An aspect (9) of the present invention lies in the printing press according to the above aspect (3) or (4), wherein the printing press is a sheet-fed offset printing press.
- An aspect (10) of the present invention lies in an ultraviolet irradiation method of a printing press using the printing press according to the above aspect (2) or (4), wherein, based on an ultraviolet quantity received by the printing section ultraviolet receiver from the printing section ultraviolet irradiator, an ultraviolet quantity to be emitted by the printing section ultraviolet irradiator is adjusted during operation.
- An aspect (11) of the present invention lies in an ultraviolet irradiation method of a printing press using the printing press according to the above aspect (3) or (4), wherein, based on an ultraviolet quantity received by the paper ejecting section ultraviolet receiver from the paper ejecting section ultraviolet irradiator, an ultraviolet quantity to be emitted by the paper ejecting section ultraviolet irradiator is adjusted during operation.
- An aspect (12) of the present invention lies in an ultraviolet irradiation method according to the above aspect (10) or (11), wherein information on the ultraviolet quantity is transmitted to a CPU, and the ultraviolet quantity is adjusted based on the information.
- the printing section ultraviolet receiver of the printing section can receive an ultraviolet quantity equivalent to the ultraviolet quantity directly received by the printed object from the printing section ultraviolet irradiator, so that, by adjusting the ultraviolet quantity to be emitted by the printing section ultraviolet irradiator based on the ultraviolet quantity received by the printing section ultraviolet receiver from the printing section ultraviolet irradiator, the printed object can be securely irradiated with a sufficient quantity of ultraviolet in an actual operation without the need to repeat test operations. Thereby, incomplete curing of the ultraviolet curable ink of the printed object can be securely prevented.
- the paper ejecting section ultraviolet receiver of the paper ejecting section can receive an ultraviolet quantity equivalent to the ultraviolet quantity directly received by the printed object from the paper ejecting section ultraviolet irradiator, so that, by adjusting an ultraviolet quantity to be emitted by the paper ejecting section ultraviolet irradiator based on the ultraviolet quantity received by the paper ejecting section ultraviolet receiver from the paper ejecting section ultraviolet irradiator, the printed object can be securely irradiated with a sufficient quantity of ultraviolet in an actual operation without the need to repeat test operations. Thereby, incomplete curing of the ultraviolet curable ink of the printed object can be securely prevented
- the printing section ultraviolet receiver of the printing section can receive an ultraviolet quantity equivalent to the ultraviolet quantity directly received by the printed object from the printing section ultraviolet irradiator, and the paper ejecting section ultraviolet receiver of the paper ejecting section can receive an ultraviolet quantity equivalent to the ultraviolet quantity directly received by the printed object from the paper ejecting section ultraviolet irradiator.
- the printed object can be securely irradiated with a sufficient quantity of ultraviolet in an actual operation without the need to repeat test operations.
- the ultraviolet curable ink can be temporarily cured in the printing section, the respective irradiation quantities of ultraviolet to the printed object in the printing section ultraviolet irradiator and the paper ejecting section ultraviolet irradiator can be reduced. As a result, the burdens on the ultraviolet irradiators are lightened, so that aging deterioration of ultraviolet lamps can be suppressed. In addition, since the ultraviolet curable ink is temporarily cured, contamination due to ink transfer from a substrate to an offset printing press in the course of manufacture can also be prevented.
- the printing section ultraviolet receiver when the printing section ultraviolet receiver is attachable and detachable to the printing section gripper, or when the paper ejecting section ultraviolet receiver is attachable and detachable to the paper ejecting section griper, replacement of the ultraviolet receiver is facilitated, and the ultraviolet receiver can be attached to a desired position according to necessity.
- the printing section gripper and the printing section ultraviolet receiver are not obstacles to conveyance of the substrate.
- the ultraviolet curable ink can be securely irradiated with a sufficient quantity of ultraviolet, so that incomplete curing of the ultraviolet curable ink can be prevented.
- the ultraviolet curable ink can be securely irradiated with a sufficient quantity of ultraviolet, so that incomplete curing of the ultraviolet curable ink can be prevented.
- the ultraviolet irradiation method of the present invention since information on the ultraviolet quantity is transmitted to the CPU, and adjustment of the ultraviolet quantity is performed based on the information, adjustment of the ultraviolet quantity can be rapidly performed.
- Figure 1 is a schematic side view showing a printing press according to a first embodiment
- Figure. 1 is a schematic side view showing a printing press according to a first embodiment.
- a printing press 100 includes a printing section A where a substrate 1 is printed, and a paper ejecting section B where a printed object 1a is collected.
- a paper feeding section from which the substrate 1 is fed to the printing section A is omitted.
- the printing section A is provided with a plurality of impression cylinders 2 each provided with a gripper 11 (referred to as “printing section gripper” below) gripping and guiding the substrate 1, a printer including a blanket cylinder 3 brought into adjacent contact with each impression cylinder 2 and printing the substrate 1 with ultraviolet curable ink to make the printed object 1a and a plate cylinder 3a transferring the ultraviolet curable ink to the blanket cylinder 3, an ultraviolet receiver (referred to as “printing section ultraviolet receiver” below), not shown, attached to the printing section gripper 11, and an ultraviolet irradiator 22 (referred to as “printing section ultraviolet irradiator” below) irradiating the substrate 1 guided by the impression cylinders 2 with ultraviolet.
- a gripper 11 referred to as "printing section gripper” below
- a printer including a blanket cylinder 3 brought into adjacent contact with each impression cylinder 2 and printing the substrate 1 with ultraviolet curable ink to make the printed object 1a and a plate cylinder 3a transferring the ultraviolet curable ink to
- the printing section A ultraviolet curable ink applied to the so-called plate cylinder 3a is transferred to the blanket cylinder 3 made of rubber, and the ultraviolet curable ink is printed from the blanket cylinder 3 onto the substrate 1 conveyed by the impression cylinders 2 described later. It should be noted that since the printing section A is provided with a plurality of plate cylinders 3a, blanket cylinders 3, and impression cylinders 2, a plurality of designs different from each other can be printed on the substrate 1 in a superimposed manner.
- Figure 2 is a schematic perspective view showing the impression cylinder of the printing section in the printing press according to the first embodiment.
- the impression cylinder 2 is cylindrical and rotatable about the center axis thereof.
- a groove 4 is formed in the surface of the impression cylinder 2 along an axial direction of the impression cylinder 2, and a similar groove 4 is also formed on the opposite side (on the rear side in Figure 2 ) of the surface of the impression cylinder 2. That is, the grooves 4 are formed in the surface of the impression cylinder 2 at symmetrically positions.
- a printing section gripper 11 is housed and fixed in each of the grooves 4.
- the printing section gripper 11 can grip one end of the substrate 1. Incidentally, the other end of the substrate 1 is not gripped.
- the impression cylinder 2 rotates, thereby conveying the substrate 1 along a circumferential surface of the impression cylinder 2.
- a printing section ultraviolet receiver 22a is attached to an approximately-central position of the printing section gripper 11. That is, the printing section gripper 11 and the printing section ultraviolet receiver 22a are housed in the groove 4 of the impression cylinder 2. Thus, since the printing section gripper 11 and the printing section ultraviolet receiver 22a are housed in the groove 4, the printing section gripper 11 and the printing section ultraviolet receiver 22a do not obstruct conveyance of the substrate 1.
- the printing section ultraviolet receiver 22a has a small box-like shape with a light receiving portion L formed on the upper face.
- the printing section ultraviolet receiver 22a can wirelessly transmit information on the ultraviolet quantity received at the light receiving portion L, and the information is received by a receiving part of an external CPU so that the ultraviolet quantity can be displayed on a display unit of the CPU.
- the information on the ultraviolet quantity can be stored, and it is also possible to predict the degree of deterioration of the printing section ultraviolet irradiator 22 or the method of adjusting an ultraviolet quantity, and the like, by analyzing the information on voltage and current in the printing section ultraviolet irradiator 22, the lamp temperature of the printing section ultraviolet irradiator 22, the speed of the substrate 1, and the like, together with the information on the ultraviolet quantity.
- the printing section ultraviolet receiver 22a is attachable and detachable to the printing section gripper 11. Therefore, it is easy to replace the printing section ultraviolet receiver 22a, and it is possible to attach the printing section ultraviolet receiver 22a to a desired position, if necessary.
- the plurality of impression cylinders 2 are brought into adjacent contact with each other (are brought into pressure contact with each other), and each groove 4 is so formed that the grooves 4 face each other when the adjacent impression cylinders 2 rotate.
- the substrate 1 gripped by the printing section gripper 11 housed in the groove 4 of the impression cylinder 2 is smoothly conveyed according to the rotation of the impression cylinder 2, and, when the substrate 1 comes to the position of the groove 4 of the adjacent impression cylinder 2, the substrate 1 is passed to the printing section gripper 11 housed in the groove 4 of the adjacent impression cylinder 2, and conveyed according to the rotation of the adjacent impression cylinder 2.
- the substrate 1 is printed with ultraviolet curable ink by each impression cylinder 2, and is also sequentially passed according to the rotation of each impression cylinder 2 and by the printing section gripper 11 disposed in each impression cylinder 2.
- this pass principle is the same as the pass principle of a convention printing press.
- the printing section ultraviolet irradiator 22 is provided via a mounting frame, not shown, so as to extend in the axial direction of the impression cylinder 2 at a position from which the printing section ultraviolet irradiator 22 can irradiate the substrate 1 guided by the impression cylinder 2 with ultraviolet.
- the printing section ultraviolet irradiator 22 can be so disposed in internal space of the printing press 100 as to face the impression cylinder 2.
- the paper ejecting section B is provided with a chain 5 provided with a gripper 12 (referred to as “paper ejecting section gripper” below) gripping and guiding the printed object 1a, an ultraviolet receiver (referred to as “paper ejecting section ultraviolet receiver” below), not shown, attached to the paper ejecting section gripper 12, ultraviolet irradiators 21 (referred to as “paper ejecting section ultraviolet irradiators” below) for irradiating the printed object 1a guided by the chain 5 with ultraviolet, and a collecting portion 7 collecting the printed object 1a.
- a gripper 12 referred to as “paper ejecting section gripper” below
- an ultraviolet receiver referred to as “paper ejecting section ultraviolet receiver” below
- ultraviolet irradiators 21 referred to as “paper ejecting section ultraviolet irradiators” below
- the printed object 1a printed with ultraviolet curable ink is conveyed by the chain 5, and, in the course of conveyance, the ultraviolet curable ink printed is reliably cured by the paper ejecting section ultraviolet irradiators 21 in the course of the conveyance, and thereafter the product is collected.
- Figure 3 is a schematic perspective view showing part of the chain in the paper ejecting section in the printing press according to the first embodiment.
- the printed object 1a is not shown in Figure 3 .
- a pair of chains 5 are so disposed as to move along frames 6 disposed on both sides.
- the paper ejecting section gripper 12 is laid between the pair of chains 5. Therefore, the paper ejecting section gripper 12 moves integrally with the chains 5.
- the chains 5 move with the printed object 1a griped by the paper ejecting section gripper 12 so that the printed object 1a is conveyed according to the movement of the chains 5.
- the structure of the paper ejecting section gripper 12 is the same as the structure of the printing section gripper 11, and similarly the structure of the paper ejecting section ultraviolet receiver 21a is the same as the structure of the printing section ultraviolet receiver 22a.
- the paper ejecting section ultraviolet receiver 21a can also wirelessly transmit information on the ultraviolet quantity received at a light receiving portion L, and the information is received by an external CPU so that the ultraviolet quantity can be displayed on a display unit of the CPU.
- the information on the ultraviolet quantity can be stored, and it is also possible to predict the degree of deterioration of the paper ejecting section ultraviolet irradiator 21 or the method of adjusting the ultraviolet quantity, and the like, by analyzing the information on voltage and current in the paper ejecting section ultraviolet irradiator 21, the lamp temperature of the paper ejecting section ultraviolet irradiator 21, the speed of the substrate 1, and the like, together with the information on the ultraviolet quantity.
- the paper ejecting section ultraviolet receiver 21a is attachable and detachable to the paper ejecting section gripper 12. Therefore, it is easy to replace the paper ejecting section ultraviolet receiver 21a, and it is possible to attach the paper ejecting section ultraviolet receiver 21a to a desired position, if necessary.
- Figure 4 is a schematic side view showing a state that the paper ejecting section gripper has gripped the printed object in the printing press according to the first embodiment.
- the paper ejecting section gripper 12 can grip one end of the printed object 1a.
- the paper ejecting section ultraviolet receiver 21a is attached to an approximately central position of the paper ejecting section gripper 12.
- the paper ejecting section B when the printed object 1a is conveyed by the paper ejecting section gripper 12, air is blown to the lower face of the printed object 1a. That is, an air blower (not shown) is disposed below the printed object 1a, and the air blower blows air to the printed object 1a so that the printed object 1a is conveyed approximately in parallel with the chains 5 without bending downward.
- an air blower (not shown) is disposed below the printed object 1a, and the air blower blows air to the printed object 1a so that the printed object 1a is conveyed approximately in parallel with the chains 5 without bending downward.
- a plurality of paper ejecting grippers 12 are disposed at equal intervals corresponding to half the length of circumference of the impression cylinder 2 in a longitudinal direction of the chains 5. That is, the paper ejecting section grippers 12 are so disposed as to come to a position corresponding to the printing section gripper 11 attached to the impression cylinder 2 (the leftmost impression cylinder 2 in Figure 1 ) when the impression cylinder 2 rotates.
- the printing section gripper 11 and the paper ejecting section gripper 12 are disposed at positions corresponding to each other such that pass of the printed object 1a can be smoothly performed therebetween.
- the paper ejecting section ultraviolet irradiator 21 is disposed in a position from which the paper ejecting section ultraviolet irradiator 21 can irradiate the printed object 1a guided by the chains 5 with ultraviolet.
- the paper ejecting section ultraviolet irradiator 21 can be disposed in internal space of the printing press 100, for example, between the pair of chains 5.
- the material of the printed object 1a is not particularly limited, and an object to be printed, such as a non-water-absorbing synthetic paper, fabric, plastic film, or plastic sheet, is used according to situations.
- ultraviolet curable ink is used.
- UV curable ink Since the ultraviolet curable ink is used, post-process can be started immediately after UV irradiation, and consequently the delivery time can be shortened.
- the UV curable ink includes a UV curable resin, a polymerization initiator, and a pigment.
- an additive may be included, such as a solvent, a sensitizer, a polymerization inhibitor, an antifoamer, or a surfactant.
- the UV curable resin can be an acrylate, methacrylate, or unsaturated polyester resin having a polymerizable ethylenic double bond, or the like. More specifically, the UV curable resin can be polyester acrylate, epoxyacrylate, urethane acrylate, or the like.
- the polymerization initiator can be benzopenone, benzoin, acetophenone, or thioxanthone polymerization initiator, or the like.
- the temperature of the ultraviolet curable ink in use be 20 °C to 50 °C.
- the viscosity of the ultraviolet curable ink in use be 5 Pa ⁇ s to 1500 Pa ⁇ s.
- the burden on the paper ejecting section ultraviolet irradiator 21 and the printing section ultraviolet irradiator 22 can be relatively reduced.
- the substrate 1 (cut in a certain length) fed from a paper feeding section is gripped by one printing section gripper 11 of the first (upstream) impression cylinder 2, and conveyed along the circumferential surface of the impression cylinder 2 according to rotation of the impression cylinder 2.
- the substrate 1 is gripped by the printing section gripper 11 provided in the next impression cylinder 2, and is moved to the next impression cylinder 2. This operation is repeated.
- the printing section ultraviolet irradiator 22 is disposed between the impression cylinders 2 inside the printing press 100 at a position from which the printing section ultraviolet irradiator 22 can irradiate the substrate 1 with ultraviolet, the substrate 1 printed is irradiated with ultraviolet by the printing section ultraviolet irradiator 22 in the course of conveyance.
- the printing section ultraviolet receiver 22a since the printing section ultraviolet receiver 22a is attached to the predetermined printing section gripper 11, the printing section ultraviolet receiver 22a can receive at the light receiving portion L an ultraviolet quantity equivalent to the ultraviolet quantity directly received from the printing section ultraviolet irradiator 22, when the substrate 1 passes just below the printing section ultraviolet irradiator 22.
- the information on the ultraviolet quantity received by the printing section ultraviolet receiver 22a from the printing section ultraviolet irradiator 22 is transmitted to the CPU and displayed on a display unit of the CPU. Thereby, the ultraviolet quantity to be emitted by the printing section ultraviolet irradiator 22 can be adjusted based on the information on the ultraviolet quantity.
- the ultraviolet quantity is measured beforehand by the printing section ultraviolet receiver 22a in a test operation so that a next actual operation can be performed with the ultraviolet quantity adjusted based on the information on the ultraviolet quantity. Thereby, irradiation of the ultraviolet quantity required at a position through which the substrate 1 actually passes can be securely performed.
- the ultraviolet curable ink can be temporarily cured in the stage of the printing section A, the irradiation quantity of ultraviolet from the ultraviolet irradiator to the printed object in the paper ejecting section B described later can be reduced. As a result, the burden on the ultraviolet irradiator in the paper ejecting section B is reduced, so that deterioration of an ultraviolet lamp can be suppressed.
- the ultraviolet curable ink is temporarily cured, contamination due to transfer of ink from the substrate 1 to the printing press 100 in the course of manufacture can be prevented.
- the paper ejecting section ultraviolet irradiator 21 is disposed between the pair of chains 5 at a position from which the printed object 1a can be irradiated with ultraviolet, the printed object 1a is irradiated with ultraviolet by the paper ejecting section ultraviolet irradiator 21 in the course of conveyance.
- the paper ejecting section ultraviolet receiver 21a since the paper ejecting section ultraviolet receiver 21a is attached to the predetermined paper ejecting section gripper 12, the paper ejecting section ultraviolet receiver 21a can receive at the light receiving portion L an ultraviolet quantity equivalent to the ultraviolet quantity directly received by the printed object 1a from the paper ejecting section ultraviolet irradiator 21, when the printed object 1a passes just below the paper ejecting section ultraviolet irradiator 21.
- Information on the ultraviolet quantity received by the paper ejecting section ultraviolet receiver 21a from the paper ejecting section ultraviolet irradiator 21 is transmitted to the CPU, as in the case of the printing section ultraviolet receiver 22a described above, and displayed on the display unit of the CPU. Thereby based on the information on the ultraviolet quantity, the ultraviolet quantity to be emitted by the paper ejecting ultraviolet irradiator 21 can be adjusted.
- the printed object 1a can be securely irradiated with the ultraviolet quantity required at a position through which the printed object 1a actually passes.
- the printed object 1a with the ultraviolet curable ink securely cured by ultraviolet irradiation performed by the paper ejecting section ultraviolet irradiator 21 is conveyed by the chains 5, and, in the collecting portion 7, the paper ejecting section gripper 12 releases the printed object 1a, thereby collecting the printed object 1a (product) at a predetermined position.
- the ultraviolet quantity to be emitted by the printing section ultraviolet irradiator 22 can be adjusted based on the ultraviolet quantity received by the printing section ultraviolet receiver 22a from the printing section ultraviolet irradiator 22, and the ultraviolet quantity to be emitted by the paper ejecting section ultraviolet irradiator 21 can be adjusted based on the ultraviolet quantity received by the paper ejecting section ultraviolet receiver 21a from the paper ejecting section ultraviolet irradiator 21.
- the ultraviolet irradiation method using the printing press 100 it is unnecessary to repeat test operations, a sufficient quantity of ultraviolet can be securely emitted, and incomplete curing of the ultraviolet curable ink can be prevented.
- Figure 5 is a schematic side view showing the printing press according to the second embodiment.
- a printing press 101 includes a printing section A where a substrate 1 is printed and a paper ejecting section B where a printed object 1a after printing is collected.
- a paper feeding section from which the substrate 1 is fed to the printing section A is omitted.
- the printing section A is provided with a plurality of impression cylinders 2 each provided with a printing section gripper 11 gripping and guiding the substrate 1, a printer including a plate cylinder 3b brought into adjacent contact with each impression cylinder 2 and printing the substrate 1 with ultraviolet curable ink to make a printed object 1a, an anilox roller 31 applying ultraviolet curable ink to the plate cylinder 3b, an ink chamber 33 applying the ultraviolet curable ink to the anilox roller 31, and a doctor blade 32 abutting on the anilox roller 31 to remove ultraviolet curable ink applied excessively to the anilox roller 31, a printing section ultraviolet receiver (not shown) attached to the printing section gripper 11, and a printing section ultraviolet irradiator 22 for irradiating the substrate 1 guided by the impression cylinders 2 with ultraviolet. That is, the printing press 101 (sheet-fed flexographic press) according to the second embodiment has a different printer from the printer of the printing press 100 (sheet-fed offset printing press) according to the first embodiment.
- ultraviolet curable ink is applied from the ink chamber 33 to the anilox roller 31. At this time, ultraviolet curable ink excessively applied is removed by the doctor blade 32.
- the ultraviolet curable ink applied to the anilox roller 31 is transferred to the plate cylinder 3b, and printed from the plate cylinder 3b onto the substrate 1 conveyed by the impression cylinder 2.
- the printing section A is provided with a plurality of ink chambers 33, anilox rollers 31, doctor blades 32, plate cylinders 3b, and impression cylinders 2, a plurality of designs different from each other can be printed on the substrate 1 in a superimposed manner.
- a plurality of printing section ultraviolet irradiators 22 are provided via mounting frames, not shown, so as to extend in the axial direction of the impression cylinders 2 at positions from which the printing section ultraviolet irradiators 22 can irradiate the substrate 1 guided by the impression cylinders 2 with ultraviolet.
- the printing section ultraviolet irradiator 22 can be so disposed in internal space of the printing press 101 as to face the impression cylinder 2.
- ultraviolet curable ink is cured by performing ultraviolet irradiation in the printing section A, but ultraviolet irradiation is not performed in the paper ejecting section B in many cases.
- the printing section A is provided with a plurality of printing section ultraviolet irradiators 22, but the paper ejecting section B is not provided with a paper ejecting section ultraviolet irradiator.
- the substrate 1 fed from a paper feeding section is gripped by one printing section gripper 11 of the first (upstream) impression cylinder 2, and conveyed along the peripheral surface of the impression cylinder 2 according to rotation of the impression cylinder 2.
- the substrate 1 is gripped by the printing section gripper 11 disposed in the next impression cylinder 2, and is moved to the next impression cylinder 2. This operation is repeated.
- the printing section ultraviolet irradiator 22 is provided for each of the impression cylinders 2 inside the printing press 101 at a position from which the printing section ultraviolet irradiator 22 can irradiate the substrate 1 with ultraviolet, the substrate 1 printed is irradiated with ultraviolet by each of the printing section ultraviolet irradiators 22 in the course of conveyance.
- the printing section ultraviolet receiver 22a since the printing section ultraviolet receiver 22a is attached to the predetermined printing section griper 11, the printing section ultraviolet receiver 22a can receive at the light receiving portion L an ultraviolet quantity equivalent to the ultraviolet quantity directly received by the substrate 1 from the printing section ultraviolet irradiator 22. It should be noted that the printing section ultraviolet receiver 22a may be attached to one printing section gripper 11, or may be attached to all of the printing section grippers 11.
- the information on the ultraviolet quantity received by the printing section ultraviolet receiver 22a from the printing section ultraviolet irradiator 22 is transmitted to the CPU, and displayed on the display unit of the CPU.
- chronological information on the ultraviolet quantity can be stored in the CPU, so that it is also possible to analyze the information, thereby predicting the degree of deterioration of the ultraviolet irradiator, a method of adjusting the ultraviolet quantity, or the like.
- the paper ejecting section gripper 12 releases the printed object 1a, thereby collecting the printed object 1a (product) at a predetermined position.
- the ultraviolet irradiation method using the printing press 101 since the ultraviolet quantity to be emitted by the printing section ultraviolet irradiator 22 is adjusted based on the ultraviolet quantity received by the printing section ultraviolet receiver 22a from the printing section ultraviolet irradiator 22, a sufficient quantity of ultraviolet can be securely emitted, so that incomplete curing of the ultraviolet curable ink can be prevented.
- Fig. 6 is a schematic side view showing the printing press according to the third embodiment.
- a printing press 102 includes a printing section A where a substrate 1 is printed, and a paper ejecting section B where a printed object 1a after printing is collected.
- a paper feeding section from which the substrate 1 is fed to the printing section A is omitted.
- the printing section A is provided with a plurality of impression cylinders 2 each provided with a printing section gripper 11 gripping and guiding the substrate 1, a printer including a plate cylinder 3c brought into adjacent contact with each impression cylinder 2 and printing the substrate 1 with ultraviolet curable ink to make a printed object 1a, an ink chamber 33 applying the ultraviolet curable ink to the plate cylinder 3c via a finisher roll 35, and a doctor blade 32 abutting on the ink chamber 33 to remove ultraviolet curable ink applied excessively, a printing section ultraviolet receiver (not shown) attached to the printing section gripper 11, and a printing section ultraviolet irradiator 22 for irradiating the substrate 1 guided by the impression cylinders 2 with ultraviolet.
- the printing press 102 (sheet-fed gravure printing press) according to the third embodiment has a different printer from the printers of the printing press 100 (sheet-fed offset printing press)according to the first embodiment and the printing press 101 (sheet-fed flexographic press) according to the second embodiment.
- ultraviolet curable ink is applied to the plate cylinder 3c from the ink chamber 33 via the finisher roll 35. At this time, ultraviolet curable ink excessively applied is removed by the doctor blade 32.
- the ultraviolet curable ink is printed onto the substrate 1 conveyed by the impression cylinder 2.
- the printing section A is provided with a plurality of ink chambers 33, doctor blades 32, plate cylinders 3c, and impression cylinders 2, a plurality of designs different from each other can be printed on the substrate 1 in a superimposed manner.
- a plurality of printing section ultraviolet irradiators 22 are provided via mounting frames, not shown, so as to extend in the axial direction of the impression cylinders 2 at positions from which the printing section ultraviolet irradiators 22 can irradiate the substrate 1 guided by the impression cylinders 2 with ultraviolet.
- the printing section ultraviolet irradiator 22 can be so disposed in internal space of the printing press 102 as to face the impression cylinder 2.
- ultraviolet curable ink is cured by performing ultraviolet irradiation in the printing section A, but ultraviolet irradiation is not performed in the paper ejecting section B in many cases.
- the printing section A is provided with a plurality of printing section ultraviolet irradiators 22, but the paper ejecting section B is not provided with a paper ejecting section ultraviolet irradiator.
- the substrate 1 fed from a paper feeding section is gripped by one printing section gripper 11 of the first (upstream) impression cylinder 2, and conveyed along the circumferential surface of the impression cylinder 2 according to rotation of the impression cylinder 2.
- the substrate 1 is gripped by the printing section gripper 11 disposed in the next impression cylinder 2, and is moved to the next impression cylinder 2. This operation is repeated.
- the printing section ultraviolet irradiator 22 is provided for each of the impression cylinders 2 inside the printing press 102 at a position from which the printing section ultraviolet irradiator 22 can irradiate the substrate 1 with ultraviolet, the substrate 1 printed is irradiated with ultraviolet by each of the printing section ultraviolet irradiators 22 in the course of conveyance.
- the printing section ultraviolet receiver 22a since the printing section ultraviolet receiver 22a is attached to the predetermined printing section griper 11, the printing section ultraviolet receiver 22a can receive at the light receiving portion L an ultraviolet quantity equivalent to the ultraviolet quantity directly received by the substrate 1 from the printing section ultraviolet irradiator 22. It should be noted that the printing section ultraviolet receiver 22a may be attached to one printing section gripper 11, or may be attached to all of the printing section grippers 11.
- the information on the ultraviolet quantity received by the printing section ultraviolet receiver 22a from the printing section ultraviolet irradiator 22 is transmitted to the CPU, and displayed on the display unit of the CPU.
- chronological information on the ultraviolet quantity can be stored in the CPU, so that it is also possible to analyze the information, thereby predicting the degree of deterioration of the ultraviolet irradiator, a method of adjusting the ultraviolet quantity, or the like.
- the paper ejecting section gripper 12 releases the printed object 1a, thereby collecting the printed object 1a (product) at a predetermined position.
- the ultraviolet irradiation method using the printing press 102 since the ultraviolet quantity to be emitted by the printing section ultraviolet irradiator 22 is adjusted based on the ultraviolet quantity received by the printing section ultraviolet receiver 22a from the printing section ultraviolet irradiator 22, a sufficient quantity of ultraviolet can be securely emitted, so that incomplete curing of the ultraviolet curable ink can be prevented.
- the printing press 100 for example, in the printing press 100 according to the first embodiment, eight impression cylinders 2 and four sets of printers are disposed (see Figure 1 ), but the number is not particularly limited. Incidentally, this holds true for the printing press 101 according to the second embodiment and the printing press 102 according to the third embodiment.
- the printing section ultraviolet receiver 22a is attached to the printing section gripper 11 of the fifth impression cylinder 2 from the upstream side, and the printing section ultraviolet irradiator 22 is attached to a position corresponding to the printing section ultraviolet receiver 22a, but, in the printing section A, the printing section ultraviolet receiver 22a and the printing section ultraviolet irradiator 22 are not necessarily essential to the printing section A.
- the mounting positions of the printing section ultraviolet receiver 22a and the printing section ultraviolet irradiator 22 are not limited, and the mounting number thereof may be two or more.
- the paper ejecting section ultraviolet receiver 21a is attached to the paper ejecting section gripper 12, and the paper ejecting section ultraviolet irradiator 21 is attached to a position corresponding to the paper ejecting section ultraviolet receiver 21a, but, in the paper ejecting section B, the mounting positions of the paper ejecting section ultraviolet receiver 21a and the paper ejecting section ultraviolet irradiator 21 are not limited, and the mounting number thereof may be two or more.
- the printing section ultraviolet receiver 22a is attached to an approximately central position of the printing section gripper 11, and the paper ejecting section ultraviolet receiver 21a is attached to an approximately central position of the paper ejecting section gripper 12, but the mounting position of the ultraviolet receiver to the gripper is not limited to the center.
- a plurality of ultraviolet receivers may be attached to one gripper.
- the types of the paper ejecting section ultraviolet receiver 21a and the printing section ultraviolet receiver 22a are not specifically limited, and commercially-available ones can be used according to situations. Incidentally, this holds true for the printing press 101 according to the second embodiment and the printing press 102 according to the third embodiment.
- the paper ejecting section ultraviolet irradiator 21 and the printing section ultraviolet irradiator 22 are not specifically limited, either, and commercially-available ones can be used according to situations.
- adjustment of the ultraviolet quantities of the paper ejecting section ultraviolet irradiator 21 and the printing section ultraviolet irradiator 22 may be performed by an operator, or may be performed by a robot or the like wirelessly via a computer, based on the ultraviolet quantity displayed on the display unit of the CPU.
- the printing section gripper 11 and the paper ejecting section gripper 12 are not particularly limited, either, and commercially-available ones can be used according to situations. Incidentally, this holds true for the printing press 101 according to the second embodiment and the printing press 102 according to the third embodiment.
- the printing press 100 it is preferred that after the printed object 1a is obtained, post-process be performed on the printed object 1a. In this case, a printed object having excellent decorativeness can be obtained.
- the post-process can be silk-screen printing, flexography, roller coating, coating, molding, or the like, for example.
- the present invention is used as a printing press applying ultraviolet curable ink to a substrate. According to the printing press of the present invention, a sufficient quantity of ultraviolet can be securely emitted, so that incomplete curing of the ultraviolet curable ink can be prevented.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013085281 | 2013-04-15 | ||
PCT/JP2013/006933 WO2014170934A1 (ja) | 2013-04-15 | 2013-11-26 | 印刷機及びその紫外線照射方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2987634A1 true EP2987634A1 (de) | 2016-02-24 |
EP2987634A4 EP2987634A4 (de) | 2016-11-23 |
Family
ID=51730909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP13818179.7A Withdrawn EP2987634A4 (de) | 2013-04-15 | 2013-11-26 | Druckmaschine und uv-bestrahlungsverfahren dafür |
Country Status (2)
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EP (1) | EP2987634A4 (de) |
WO (1) | WO2014170934A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020108864A1 (de) * | 2018-11-29 | 2020-06-04 | Koenig & Bauer Ag | Trocknungseinheit zum trocknen bedruckter substrate |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2339902A1 (de) * | 1973-08-07 | 1975-02-20 | Frankenthal Ag Albert | Aufnahmezylinder im falzapparat von rotationsdruckmaschinen |
JP2958955B2 (ja) * | 1988-07-29 | 1999-10-06 | 凸版印刷株式会社 | 印刷機の印刷インキ硬化乾燥用uv照射装置 |
DE10004997A1 (de) * | 1999-03-19 | 2000-09-21 | Heidelberger Druckmasch Ag | Druckverfahren und -maschine |
US6952264B2 (en) * | 2001-12-13 | 2005-10-04 | 3M Innovative Properties Company | Dose radiometer |
EP1878987A3 (de) * | 2006-07-14 | 2010-09-01 | manroland AG | Trocknereinrichtung zur Behandlung einer Bedruckstoffoberfläche in einer Verarbeitungsmaschine |
DE102007040139A1 (de) * | 2006-09-27 | 2008-04-03 | Heidelberger Druckmaschinen Ag | Druckmaschine |
WO2009013191A1 (de) * | 2007-07-24 | 2009-01-29 | Ist Metz Gmbh | Verfahren und vorrichtung zur substratbehandlung in einer druckmaschine |
DE102008045433B4 (de) * | 2008-09-02 | 2020-06-25 | Koenig & Bauer Ag | Bogenführungszylinder in einer bogenverarbeitenden Maschine, insbesondere Druckmaschine, mit einer dem Bogenführungszylinder zugeordneten Trocknereinrichtung |
JP2011045835A (ja) * | 2009-08-27 | 2011-03-10 | Harison Toshiba Lighting Corp | 紫外線照射装置 |
-
2013
- 2013-11-26 EP EP13818179.7A patent/EP2987634A4/de not_active Withdrawn
- 2013-11-26 WO PCT/JP2013/006933 patent/WO2014170934A1/ja active Application Filing
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020108864A1 (de) * | 2018-11-29 | 2020-06-04 | Koenig & Bauer Ag | Trocknungseinheit zum trocknen bedruckter substrate |
CN112703113A (zh) * | 2018-11-29 | 2021-04-23 | 柯尼格及包尔公开股份有限公司 | 用于干燥印刷基材的干燥单元 |
US11220101B2 (en) | 2018-11-29 | 2022-01-11 | Koenig & Bauer Ag | Drying unit for drying printed substrates |
CN112703113B (zh) * | 2018-11-29 | 2022-03-22 | 柯尼格及包尔公开股份有限公司 | 用于干燥印刷基材的干燥单元 |
Also Published As
Publication number | Publication date |
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EP2987634A4 (de) | 2016-11-23 |
WO2014170934A1 (ja) | 2014-10-23 |
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