CN109760409A - Printing process and page printer - Google Patents
Printing process and page printer Download PDFInfo
- Publication number
- CN109760409A CN109760409A CN201811329930.6A CN201811329930A CN109760409A CN 109760409 A CN109760409 A CN 109760409A CN 201811329930 A CN201811329930 A CN 201811329930A CN 109760409 A CN109760409 A CN 109760409A
- Authority
- CN
- China
- Prior art keywords
- fluid
- page
- printing process
- anilox roll
- plate
- 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.)
- Granted
Links
- 238000007639 printing Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000012530 fluid Substances 0.000 claims abstract description 44
- 238000007774 anilox coating Methods 0.000 claims abstract description 19
- 239000002966 varnish Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 5
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000007650 screen-printing Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 238000003848 UV Light-Curing Methods 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
Classifications
-
- 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
- B41M1/02—Letterpress printing, e.g. book printing
- B41M1/04—Flexographic printing
-
- 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
- B41F31/00—Inking arrangements or devices
- B41F31/002—Heating or cooling of ink or ink rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/02—Ducts, containers, supply or metering devices
- B41F31/027—Ink rail devices for inking ink rollers
-
- 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
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/14—Security printing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Printing Methods (AREA)
- Rotary Presses (AREA)
- Printing Plates And Materials Therefor (AREA)
Abstract
The present invention relates to a kind of printing processes, tactile embossment is printed out on page (B) by the fluid (F) of UV ink or UV gloss varnish, its mode is that it is 80cm that the fluid (F), which is applied in by cavate doctor (4) and draws volume,3/m2To 200cm3/m2Anilox roll (3) on, it is applied on flexographic plate (9) by the anilox roll (3), it is applied directly on the page (B) by the flexographic plate (9), the flexographic plate (9) is by 1.18kg/cm2Load under compressibility be at least 20% backing plate (8) support.
Description
Technical field
The present invention relates to a kind of method for being used to print out tactile embossment (Haptikrelief) in page and one kind are suitable
In the printing machine for executing this method.
Background technique
It is published in practice to be, by printable fabric by coining die-cutting machineIt is machined,
So as to construct on it is dimensional structured so that can the surface arrived of tactilely-perceptible, for example for security printing or decoration print
Brush.
A kind of equipment is described in 2 902 201 A2 of EP, which includes: upper gloss varnish mechanism, is used for gloss varnish layer
It is applied on printable fabric；It is supported on the eindruckwerk of gloss varnish mechanism downstream, for tying three-dimensional before gloss varnish layer is dry
Structure is transferred to by the gloss varnish layer on upper the be applied to printable fabric of gloss varnish mechanism；It is supported on the dry dress in eindruckwerk downstream
It sets, for gloss varnish layer dry being applied by upper gloss varnish mechanism and by the structuring of eindruckwerk institute, so as in printing
Structured surface is constructed on material.The upper gloss varnish mechanism can be based on silk-screen printing technique, and the drying device can be with
It is UV curing system.
The drawbacks of silk-screen printing technique, is print speed printing speed limitation adjoint therewith.Only reach highest whereby in practice
2000 pages/hour speed.
Summary of the invention
The task of the present invention is to provide a kind of for printing out the method for tactile embossment with high production rate and one kind is suitable for
Execute the printing machine of this method.
The task is by the method with feature described in claim 1 and passes through the page with feature described in claim 7
Fed printing press is addressed.
In printing process according to the present invention, it is floating that tactile is printed out in page by fluid (UV ink or UV gloss varnish)
Carving, mode is that fluid is applied to by cavate doctor and draws volumeIt is 80cm3/m2Extremely
200cm3/m2Anilox roll on, be applied on flexographic plate by the anilox roll, be applied directly to by the flexographic plate
In the page, the flexographic plate is by 1.18kg/cm2Load under compressibility be at least 20% backing plate
(Unterlageplatte) it supports.
Here, the fluid can be cooled into the first temperature, and be pumped into cavate doctor, to make fluid in chamber
Second temperature in formula doctor is lower than 25 DEG C.
First temperature can be lower than 15 DEG C.
The height of the tactile embossment can be 7 μm to 25 μm.
The fluid can have such viscosity in the case where 25 DEG C, and the viscosity is (referring to the amount with 4mm outlet opening
Cup) it is 60 seconds to 90 seconds.
The anilox roll can have labyrinth type reticulate structure.
The flexographic plate can only close to its trailing edge region in textured (gerastert).
Page print according to the present invention for executing method according to the present invention or corresponding to improvement project of the present invention
Brush machine includes: to pressure roller, for conveying page；Plate cylinder has backing plate made of foamed material, is equipped on backing plate soft
Property version, for applying a fluid to conveyed page；Anilox roll, has reticulate structure, which includes protrusion
Structural element, these structural elements collectively form the labyrinth part for fluid；Cavate doctor, the cavate doctor rest on net
On line roller；Supply system, cavate doctor are attached to the supply system；Wherein, the supply system has for fluid
Pump and cooler, and be used to dry the fluid in page by ultraviolet radiation with UV drier.
Detailed description of the invention
Improvement project of the invention also show that attached drawing is shown from the following examples description and attached drawing:
Fig. 1: the printing machine when executing according to the method for the present invention；
The circumferential surface section of the anilox roll of printing machine in Fig. 2: Fig. 1；
Fig. 3: the tactile embossment generated in printing page by Fig. 1 printing machine, and
Fig. 4: the expanded view of the flexographic plate in Fig. 1 printing machine when executing this method.
Specific embodiment
Fig. 1 is shown with the page printer to pressure roller 1, described to convey page B to pressure roller 1 and herein by not
Holding in the month for showing takes device by the fixed holding of page B front seamed edge.Coining gap is collectively formed to pressure roller 1 and plate cylinder 2
(Druckspalt), page B is applied by plate cylinder 2 coated with fluid F in the coining gap.Fluid F is one kind by ultraviolet
Line irradiates ink that is hardenable or can drying namely so-called UV ink or UV gloss varnish.
Anilox roll 3 and plate cylinder 2 are in rolling contact, by being equipped with cavate doctor 4 in the anilox roll 3, for giving
Anilox roll 3 supplies the fluid F.Fluid F is supplied in cavate doctor 4 from reserve tank 5 via cooler 7 by pump 6.?
This, fluid F is cool below the temperature of environment temperature by cooler 7, which is lower than 15 DEG C, preferably shorter than 10 DEG C.It has cooled down
Fluid F fluid F slightly higher with temperature in cavate doctor 4 in cavate doctor 4 mix.Fluid F in cavate doctor 4
The mixing temperature thus obtained less than 25 DEG C, preferably smaller than 20 DEG C.
Plate cylinder 2 carries backing plate 8, and the backing plate 8 carries flexographic plate 9.Backing plate 8 includes sponge layer and thickness
Degree is less than 1.5mm, is for example about 1.0mm.The foamed material can be applied on thin carrying thin layer, the thickness of the carrying thin layer
Degree is less than 0.30mm, is for example about 0.25mm.The bearing bed can be made of PET.It is micro- that the foamed material can be open cell type
Cellular type polyurethane (offenzelliges, mikrozellulares Urethan).In 1.18kg/cm2Load under, the bubble
Foam material has at least 25% compressibility.
Flexographic plate 9 includes the photopolymer (for example polyamide) for constituting its embossment, and the photopolymer is applied to for example
On supporting body made of aluminum.The supporting body can have the thickness of about 0.3mm.The height of the embossment can be between 0.80mm extremely
Between 0.90mm.The photopolymer can have the Xiao A hardness of about 60 ° (being for example 62 °).Flexographic plate 9 (including supporting body and
Including polymer) overall thickness can be 1.10mm to 1.20mm, be for example 1.16mm.
When fluid F is in reserve tank 5, the viscosity of fluid F is 65 ± 4 seconds, this is under conditions of 25 DEG C with tool
There is the measuring cup (Ford cup) of diameter 4mm outlet opening to measure.This fluid is for example by Heidelberg, Germany printing machine joint-stock company
The silk-screen printing gloss varnish of saleUV Coating Screen Plastics U8784.Alternatively, in reserve tank 5
Fluid F can have 85 ± 4 seconds viscosity, the screen printing brushing for example equally sold by Heidelberg, Germany printing machine joint-stock company
OilUV-Coating HG Screen U8780。
Pump 6 and cooler 7 are integrated into supply system 13, and reserve tank 5 passes through the supply system 13 and cavate doctor 4
Connection.It realizes and cools down by cooler 7, this makes fluid F reach higher processing viscosity: 100 seconds to 160 seconds (with 4mm measuring cup
It measures).
Show to Fig. 2 detail engraving portion (Gravur) or the reticulate structure 10 of anilox roll 3.The engraving portion or reticulate pattern
Structure 10 is made of the structural element 11 of protrusion, these structural elements 11 substantially shape with H-type is simultaneously arranged in rows.Here,
The medial lateral line of this " H " so extends, so that it constitutes protrusion.This H shape has the wall region of high share
(Wandbereichen), these wall regions provide enough attachment surfaces to fluid F and are effectively prevented centrifugation.These rows are to hand over
The antiparallel mode replaced arranges, so that the protrusion of " H " of even rows be made to be directed toward a direction, and " H " of odd row it is prominent
The portion of rising refers in the opposite direction.But differently therefrom there are also a kind of feasible variant schemes, wherein all rows (even rows and
Odd row) the protrusion of " H " all point to same direction.
As shown in Fig. 2, these H row together forms a kind of checkerboard pattern (Schachbrettmuster), in the chessboard figure
The structural element 11 is disposed in case.Channel between these structural elements 11 is extended with serpentine fashion.These structural elements
11 rows (especially H row) and the rotation axis of anilox roll 3 extend parallel to, wherein the extending direction is corresponding to the level in Fig. 2
Direction.But differently therefrom, also it is possible that 11 row of these structural elements relative to the rotation axis have it is inclined
(for example 45° angle degree) extending direction.
The narrow bars width (Stegbreite) and narrow bars height of these structural elements 11With these structural elements
The 11 reticulate pattern width (Rasterweite) that are arranged therein of element are sized in this wise, to obtain: reticulate structure 10 and face
The relevant volume of drawing of product is 80cm3/m2To 200cm3/m2And preferably 100cm3/m2To 180cm3/m2.For example, described to connect
Width can be 50 μm to 100 μm, and the narrow bars height (drawing volume according to required) is 80 μm to 250 μm, and is pressed
The width (i.e. the width in channel between these narrow bars) of force compensating opening is 100 μm to 200 μm.
Fig. 3 shows the page B after application on it and drying fluid film.The fluid film constitutes tactile embossment 12,
The tactile embossment 12 and the embossment of the photopolymerization nitride layer of the flexographic plate 9 are mutually converse (invers).Tactile embossment 12 has height
The embossment element for the protrusion that degree is H, the height H can be 7 μm to 25 μm.Tactile embossment 12 can be bright by human tactile as a result,
It perceives aobviously.Tactile embossment 12 can for example constitute on page B scar formula decorative leather (narbiges Lederdekor) or all
It is such as such.
Fig. 4 shows the flexographic plate 9 in the state of removing and being unfolded from plate cylinder 2, and the flexographic plate 9 is for printing
The tactile embossment 12.Multiple images element 16 is equipped on flexographic plate 9.Some pictorial elements 16 in these pictorial elements 16
With the less topic figure (Motiv) of required fluid F；These pictorial elements 16 are for example shown as frame.Those other image primitives
Element 16 then needs many fluid F；Then, these pictorial elements 16 are shown as the rectangle being filled.All pictorial elements 16 are all
It is the panchromatic tune element (Volltonelemente) not being partly textured, and this does not include needing those of many fluid F image primitive
That pictorial element 16 near the trailing edge 15 of flexographic plate 9 in element 16.If do not taken effective counter-measure, for
Then there is the risk of fluid surplus in this pictorial element 16, this fluid surplus may be damaged press quality.As effective
Counter-measure, by this pictorial element 16 partly textured.This pictorial element 16 has the Background Region 17 of textured.
By using method according to the present invention by printing machine according to the present invention, so as in soft version
The fluid that those are normally used for silk-screen printing is printed with high print speed printing speed in printing, producing tactile embossment.For
Printing machine used in this can be the offset press with hectographic printing mechanism and upper gloss varnish mechanism, on this gloss varnish mechanism by with
In the online printing (Inline-Verdrucken) of fluid F.Here, tactile embossment 12 can be disclosed in page hectographic printing
, although print speed printing speed related to page specification, paper type and other influence factors but typically above silk-screen printing comes
Manufacture.
Reference signs list
1 pair of pressure roller
2 plate cylinders
3 anilox rolls
4 cavate doctors
5 reserve tanks
6 pumps
7 coolers
8 backing plates
9 flexographic plates
10 reticulate structures
11 structural elements
12 tactile embossments
13 supply systems
14 UV driers
15 trailing edges
16 pictorial elements
17 regions
B page
F fluid
H height
Claims (8)
1. a kind of printing process,
A) in the printing process, tactile embossment (12) are printed out on page (B) by fluid (F), the fluid is UV oil
Ink or UV gloss varnish,
Its mode is the fluid (F)
B) being applied to by cavate doctor (4) and drawing volume is 80cm3/m2To 200cm3/m2Anilox roll (3) on,
C) it is applied on flexographic plate (9) by the anilox roll (3), the flexographic plate is by 1.18kg/cm2Load under can press
Backing plate (8) support that contracting is at least 20%, and
D) it is applied directly on page (B) by the flexographic plate (9).
2. printing process according to claim 1,
Wherein, the fluid (F) is cooled to the first temperature and be pumped into the cavate doctor (4), thus the stream
Second temperature of the body (F) in the cavate doctor (4) is lower than 25 DEG C.
3. printing process according to claim 1 or 2,
Wherein, first temperature is lower than 15 DEG C.
4. printing process according to any one of claims 1 to 3,
Wherein, the height (H) of the tactile embossment (12) is 7 μm to 25 μm.
5. printing process according to any one of claims 1 to 4,
Wherein, the fluid (F) is in the case where 25 DEG C with such viscosity:, should referring to the measuring cup with 4mm outlet opening
Viscosity is 60 seconds to 90 seconds.
6. printing process according to any one of claims 1 to 5,
Wherein, the anilox roll (3) has labyrinth type reticulate structure (10).
7. printing process according to any one of claims 1 to 6,
Wherein, the flexographic plate (9) is only partly textured in the region (17) close to its trailing edge (14).
8. a kind of page printer, for executing method according to any one of claims 1 to 7, the page printer
Include:
To pressure roller (1), for conveying page (B),
Plate cylinder (2), the plate cylinder have backing plate (8) made of foamed material, are equipped with flexographic plate (9) on the backing plate,
The flexographic plate is used to fluid (F) being applied to conveyed page (B),
Anilox roll (3), the anilox roll have reticulate structure (10), and the raised structural element of the reticulate structure (11) is described
Structural element collectively forms the labyrinth part for the fluid (F),
Cavate doctor (4), the cavate doctor rest on the anilox roll (3),
Supply system (13), the cavate doctor (4) are attached to the supply system, wherein supply system (13) tool
There are the pump (6) and cooler (7) for the fluid (F), and
- UV drier (14) dries the fluid (F) on the page (B) for irradiating by ultraviolet light.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017219956 | 2017-11-09 | ||
| DE102017219956.3 | 2017-11-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109760409A true CN109760409A (en) | 2019-05-17 |
| CN109760409B CN109760409B (en) | 2022-04-05 |
Family
ID=66178995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811329930.6A Active CN109760409B (en) | 2017-11-09 | 2018-11-09 | Printing method and sheet printing press |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109760409B (en) |
| DE (1) | DE102018217261A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102275810B1 (en) * | 2020-12-10 | 2021-07-09 | 주식회사 해성특수지 | Wet on wet type printing machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212653A (en) * | 1996-03-13 | 1999-03-31 | 海德堡印刷机械股份公司 | Printing unit for water-based ink |
| CN1378507A (en) * | 1999-10-13 | 2002-11-06 | 哈特克制造和贸易有限公司 | Substructure material for printing device and a printing cloth in order to print non-even material |
| CN2778567Y (en) * | 2004-11-10 | 2006-05-10 | 上海澳科利印刷机械有限公司 | Enclosed type ink wiping device |
| CN102501666A (en) * | 2011-09-23 | 2012-06-20 | 上海协承昌化工有限公司 | Method for printing stereo concave-convex patterns and product acquired by method |
| CN202540947U (en) * | 2012-03-25 | 2012-11-21 | 玉溪环球彩印纸盒有限公司 | Ink cooling device for printer |
| CN103180144A (en) * | 2010-09-06 | 2013-06-26 | 蓝星有机硅法国公司 | Compressible roller for printers |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2902201A3 (en) | 2013-12-16 | 2015-11-11 | manroland web systems GmbH | Device and method of manufacturing a structured surface on a printing substrate |
-
2018
- 2018-10-10 DE DE102018217261.7A patent/DE102018217261A1/en active Pending
- 2018-11-09 CN CN201811329930.6A patent/CN109760409B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212653A (en) * | 1996-03-13 | 1999-03-31 | 海德堡印刷机械股份公司 | Printing unit for water-based ink |
| CN1378507A (en) * | 1999-10-13 | 2002-11-06 | 哈特克制造和贸易有限公司 | Substructure material for printing device and a printing cloth in order to print non-even material |
| CN2778567Y (en) * | 2004-11-10 | 2006-05-10 | 上海澳科利印刷机械有限公司 | Enclosed type ink wiping device |
| CN103180144A (en) * | 2010-09-06 | 2013-06-26 | 蓝星有机硅法国公司 | Compressible roller for printers |
| CN102501666A (en) * | 2011-09-23 | 2012-06-20 | 上海协承昌化工有限公司 | Method for printing stereo concave-convex patterns and product acquired by method |
| CN202540947U (en) * | 2012-03-25 | 2012-11-21 | 玉溪环球彩印纸盒有限公司 | Ink cooling device for printer |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102018217261A1 (en) | 2019-05-09 |
| CN109760409B (en) | 2022-04-05 |
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