CN104228315B - A kind of intaglio printing press ink splashproof, resist printing brush watermarking device - Google Patents
A kind of intaglio printing press ink splashproof, resist printing brush watermarking device Download PDFInfo
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- CN104228315B CN104228315B CN201410494609.9A CN201410494609A CN104228315B CN 104228315 B CN104228315 B CN 104228315B CN 201410494609 A CN201410494609 A CN 201410494609A CN 104228315 B CN104228315 B CN 104228315B
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Abstract
The invention discloses a kind of intaglio printing press ink splashproof, resist printing brush watermarking devices, and protective plate is equipped in scraper side, and the upper end of bar shaped backplate is connected with scraper fixing device, and the setting of arc backplate is between one layer of oil box and printing transfer roller；Protective cover includes internal cover body, outer enclosure, and internal cover body is equipped with end face scraper plate, outer circle scraper plate, and internal cover body is fixed by the bracket, and outer enclosure is flexibly connected with internal cover body.Increase the generation that ink block board reduces oil bloom, the depth for reducing by one layer of oil box end face recess increases the height of end face, changes the flow direction of ink, oil bloom is made to be discharged from one layer of oil box as early as possible.Ink anti-splash device and ink feeding system are improved by Continuous Innovation, ink splatter problem obtains essence solution, and speed is increased to 200 ms/min by improving first 120 ms/min, and manipulation is convenient and efficient.Product plays watermark oil bloom quality problems and obtains effective management and control, there is greatly popularization and reference in this solution printing industry.
Description
Technical field
It is specifically a kind of to prevent the anti-of ink splatter from staining for intaglio printing press the present invention relates to a kind of printing equipment
Device and the device for solving printing watermark failure.
Background technology
The printing process of intaglio press is one by printing the process on transfer roller turning handle printing ink transfer to paper.Printing
In the process, surface engraving the bottom of the printing transfer roller about 30% of picture and text and is partially immersed in the ink in one layer of oil box, and printing turns
Scraper cleaning in time floats on the extra ink of printing roll surface in roller rotation process, and the elastic surface of rubber roller is by paper etc
It is rolled in printing roll surface by print material, the ink of areas is just clearly transferred to by print material.
Due to printing transfer roller high-speed rotation when printing, printing roll surface, that black phenomenon is splashed in end face is particularly evident；Ink splatter
Easily ink point is formed in printed matter and influence press quality, or even cause out waste product；The ink sputtered simultaneously can also cause machine
Device equipment and working environment it is dirty, need periodically thoroughly to be cleaned, to influence the normal production order.
Ink is splashed, watermark has been printed and is all intaglio printing press users and the problem of equipment manufacturer compares headache, import intaglio printing press
No exception, the serious device efficiency that restricts is promoted, and influences product quality.The above problem makes speed when printing can only achieve
120 ms/min, seriously constrain the performance of device efficiency.
Invention content
The technical problem to be solved in the present invention is to provide a kind of intaglio printing press ink splashproof, resist printing brush watermarking device, the devices
Ink splatter is not had when can prevent ink from printing transfer roller high-speed rotation to go out, and avoids the printed matter quality caused by ink splatter
Reduction, machinery equipment and working environment it is dirty, while print speed printing speed can be further improved, improve printing efficiency.
The above problem occur the reason of following two aspects, first, protective device structure is simple, setting is unreasonable, it cannot
Strict protection is formed to the ink thrown away during print roller high-speed rotation；Second is that generated when ink one layer of oil box of addition
Oil bloom are more, and it is that printed matter is caused the main reason for watermark occur that oil bloom, which are not easy the discharge from one layer of oil box,.
In order to solve the above technical problems, the use following technical scheme of the present invention：
A kind of intaglio printing press ink splashproof, resist printing brush watermarking device, including the protective plate in scraper side is set, setting is printing
The protective cover of two end faces of brush transfer roller；
The protective plate top is bar shaped backplate, and lower part is arc backplate；The upper end of bar shaped backplate is fixed with scraper and is filled
It sets and is connected, the setting of arc backplate is between one layer of oil box and printing transfer roller；
The protective cover includes internal cover body, outer enclosure, and internal cover body is equipped with end face scraper plate, outer circle scraper plate, internal
Cover body is fixed by the bracket on intaglio printing press, and outer enclosure is flexibly connected with internal cover body.
Successional high speed rotation in the transfer roller course of work is printed, side is revolved thereon and is equipped with scraper, roll surface will be printed
Extra ink scrapes；By adding protective plate below scraper, it can prevent the ink splatter of printing roll surface from going out.Protection
Plate top is bar shaped backplate, and lower part is arc backplate；The upper end of bar shaped backplate is connected with scraper fixing device, and arc backplate is set
It sets between one layer of oil box and printing transfer roller；The ink thrown away in printing transfer roller rotation process is thrown to arc backplate or arc protective
On bar shaped backplate above plate, it is injected into one layer of oil box through arc backplate from being flowed down on bar shaped backplate.
Protective cover includes internal cover body, outer enclosure, and the inside of internal cover body is equipped with end face scraper plate, outer circle scraper plate, end face
The front end of the cover body inside rotation side on printing transfer roller is similarly arranged in scraper plate；Printing transfer roller rotates out of the oil of its end face after ink
Ink is scraped by end scraper plate, is fallen into one layer of oil box.It is matched with end face scraper plate, internal cover body is additionally provided with outer circle scraper plate, and outer circle is scraped
Plate be arranged scraper it is oblique upside and with scraper it is neighbouring, the ink that scraper does not scrape most printing roll surface can be further by outer circle
Scraper plate strikes off, to further prevent ink splatter.
Ink outlet port is equipped with ink block board, and the ink of ink outlet port flows into one layer of oil box, and two layers of oil box are flowed into from the side wall of one layer of oil box.
The Shaanxi special set type intaglio printing press PRC250 of Beiren's PRC cigarette packets is improved using the technical program, before improvement
Speed when normal work is 120 ms/min.
Using effect after improvement：After improvement, it is outer that above-mentioned protective plate so that the ink on printing transfer roller roll surface will not be splashed to
Portion and dirty printed matter, machinery equipment and working environment.Ink anti-splash device and ink feeding system, ink are improved by Continuous Innovation
Spattering problem obtains essence solution, and speed is increased to 200 ms/min by improving first 120 ms/min, and manipulation is convenient and efficient.Separately
Outside, the change of the structure of ink block board, one layer of oil box, change plus when ink ink flow direction.Its effect is embodied in following two sides
Face：One is reduction of ink directly injects one layer of more phenomenon of oil box generation oil bloom, inking up from ink outlet port with larger pressure
When oil bloom do not occur, print the ink on the surface of transfer roller i.e. pure ink, be not in watermark on printed matter, to
Improve press quality.Second is that changing the flow direction of the ink between one layer of oil box and two layers of oil box, ink is by originally from one layer of oil box
The indent of end face flow into two layers of oil box and change into from the side of one layer of oil box two layers of oil box of inflow.The present invention passes through change
The structure of original one layer of oil box, originally the notch depth of its end face is deep, and ink flows into two layers of oil box, ink table from indent
The oil bloom in face are not easy to flow from middle part to both sides, and oil bloom are not easy to be discharged in two layers of oil box in one layer of oil box, now to its endface
Increase；Original ink is flowed into two layers of oil box from the endface of one layer of oil box to change into from two layers of oil of the side of one layer of oil box inflow
Box.Few oil bloom that ink generates easily flow into two layers of oil box from the side of one layer of oil box, and product plays watermark quality problems and obtains
To effective management and control, the print speed printing speed of above-mentioned improved print speed printing speed and import equipment reaches identical level；And it is a set of
Domestic production equipment price is only the price 1/3 or so of a set of import equipment；The equipment that above-mentioned improvement can greatly save printing house
Cost makes the utilization cost performance higher of home equipment, there is greatly popularization and reference in printing industry.
It is further improved as to the technical program, the printing transfer roller other side opposite with scraper is equipped with supplying ink box, supplies
The ink outlet port width of print cartridge is 5-7mm, and ink outlet port is equipped with ink block board, and the position corresponding to supplying ink box ink entrance is arranged in ink block board
It sets, ink block board accounts for the 1/4 of entire ink outlet port.
Original ink outlet port width is 3mm, and it is too small that there are ink outlet ports, and pressure is excessive when out of ink, generation ink splash out of ink,
It splashes, is also easy to produce printing watermark.The technical program increases the width of ink outlet port, reduces pressure out of ink, prevent by improving ink outlet port
Splash out of ink, splashing are stopped, have avoided generating ink watermark, dirty product influences product quality, or even causes waste product.In order to more
The further flow velocity out of ink for slowing down ink prevents ink splash, splashes, and ink block board, ink block board setting are equipped on ink outlet port
Going out the position corresponding to supplying ink box ink entrance, the pressure out of ink of the position face ink feed nozzle, ink is maximum, and flow velocity out of ink is most
It is anxious, it is to most easily produce splash, splash, generates the position of oil bloom, in addition after the ink block board, ink goes out from the ink block board both ends
Black mouth outflow, ink block board change flow direction out of ink so that the ink flowed into supplying ink box first divides from ink block Board position to both sides
Stream, then flowed out respectively from both sides, to reduce pressure directly out of ink.
The technical program is improved at the source for generating ink splatter, ink feed arrangement, is reduced, is reduced from the root cause
The possibility for generating ink splatter, oil bloom further improves the quality and printing efficiency of printing product.
It is further improved as to the technical program, the length phase of the length of the arc backplate and one layer of oil box
Deng the end wall adjoining at the both ends of arc backplate and one layer of oil box；The length phase of the length of the bar shaped backplate and two layers of oil box
Matching.
Above structure can ensure that the ink thrown away largely gets rid of the bar shaped shield right over arc backplate or arc backplate
On plate, make to be thrown to bar shaped backplate, the ink on arc backplate is added dropwise in one layer of oil box, make full use of ink.
It is further improved as to the technical program, the top of the bar shaped backplate is equipped with interconnecting piece, and rack is scraped
Plate connecting plate and scrape the fixed station for being equipped between panel seat fixed plate and matching with interconnecting piece.
Interconnecting piece is fixed on fixed station, and scraper fixed station, scraper are equipped with above scraper plate fixed plate, by above-mentioned apparatus,
Rotation side forms enclosure space on printing transfer roller, thoroughly prevents ink splatter from going out.Protective plate effectively prevents ink from scraper
Fixing device gap is splashed outward, and the ink being thrown on protective plate is made to flow back into one layer of print cartridge, while preventing from splashing
Improve the utilization to ink.
It is further improved as to the technical program, the inside cover body is the semicircle shell with end face, internal
The front end connecting end surface scraper plate of cover body, end face scraper plate are strip, and a side of end face scraper plate is close to print the end face of roll body.
Internal cover body is semicircle shell, notch is equipped in scraper one end, to coordinate scraper and scraper fixing device；Scraper
Length slightly larger than printing transfer roller length, internal cover body in the front end connecting end surface scraper plate where notch end, end face is scraped
Plate is strip, and end face scraper plate is horizontally disposed, and a side of end face scraper plate is close to print the end face of roll body, in printing transfer roller rotation
When end face scraper plate the ink for the end face for printing transfer roller is scraped.The indentation, there of corresponding internal cover body on the end face of scraper fixing device
A knife-like backplate can be installed additional, further protected.
It is further improved as to the technical program, the outer circle scraper plate is arc body, and outer circle scraper plate is fixed on outer
The medial surface of portion's cover body；The lower end of outer circle scraper plate extends at the inner edge of one layer of oil box top surface.
The oblique upside in the knife edge position of scraper is arranged in the upper end of outer circle scraper plate, and close to scraper, above structure makes outer circle scrape
The ink that scraper can not be scraped most printing transfer roller end point by plate is scraped by outer circle scraper plate, and is added dropwise to along outer circle scraper plate
In one layer of oil box, the consuming of ink is saved while preventing from splashing.
It is further improved as to the technical program, the frame bottom is equipped with protective base, and protective base is fixed
On supplying ink box, protective base is equipped with column, and column is connected with horizontal axis；One end of support axis is connect with horizontal axis, holds in the palm the another of axis
End is hinged with outer enclosure.
It is further improved as to the technical program, open-work is equipped on the column and horizontal axis；Column, horizontal axis are set
There is the end face of through-hole position to be equipped with wing screw, one end of horizontal axis is inserted into the open-work of column, and one end of axis is ask to be inserted into horizontal axis
In open-work.
Column, horizontal axis, the support axis of upper bracket, its role is to can easily adjust internal cover body in the axis for printing transfer roller
The relative position at end rotates the fixed position of horizontal axis, holder for regulating axis, you can the position for making internal cover body makes itself and rotation print
The identical of roller, laminating degree higher, are more effectively carried out protection ink splatter.
It is further improved as to the technical program, the outer enclosure is rectangle shell, and rectangle shell is left
Right two side relative positions are equipped with axis hole；Former and later two sides of rectangle shell are equipped with fixing groove.
Outer enclosure is set as rectangular shell, can comprehensively be protected shaft end, rectangle shell or so two
A side relative position is equipped with axis hole so that outer enclosure can preferably match with printing roll body, and printing roll body is made to transport
It is not in the gap that ink splatter goes out in row.Former and later two sides of rectangle shell are equipped with fixing groove, can be with by fixing groove
It is clamped with the other component of the present apparatus, is convenient for changing and equipment is safeguarded.
The plastic material of outer enclosure preferably clear, is advantageous in that at low cost, cuts and makes that rectangle shell is convenient, letter
It is single, and it can be seen that the operating condition of the other component in outer enclosure in the course of work.
It is further improved as to the technical program, the outside of the inside cover body is equipped with arcuation supporting plate, outer cup
Body right side is clamped with arcuation supporting plate.
The right side of outer enclosure is tied together with arcuation supporting plate, keeps the cooperation of outer enclosure and internal cover body more preferable.
Description of the drawings
Fig. 1 is stereogram of the present invention.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the stereogram of protective plate of the present invention.
Fig. 4 is the left view of Fig. 3.
Fig. 5 be after protective plate of the present invention installation with one layer of oil box, the structural schematic diagram of two layers of oil box.
Fig. 6 is that protective plate of the present invention is connected and fixed structural schematic diagram.
Fig. 7 is ink block plate structure schematic diagram of the present invention.
Fig. 8 is inner cowl mounting structure schematic diagram of the present invention.
Fig. 9 is outer enclosure structural schematic diagram of the present invention.
Figure 10 is one layer of oil box structural schematic diagram before improving.
Figure 11 is the improved one layer of oil box structural schematic diagram of the technical program.
Reference sign：1- scrapers；2- protective plates；3- prints transfer roller；Cover body inside 4-；5- outer enclosures；
6- holders；7- bar shaped backplates；8- arc backplates；9- interconnecting pieces；Bis- layers of oil boxs of 10-；12- scrapers；It is solid that 13- scrapes panel seat
Fixed board；14- fixed stations；15- scraper plate connecting plates；16- supplying ink boxes；17- ink outlet ports；18- ink block boards；The end faces 19- scraper plate；
20- outer circle scraper plates；21- arcuation supporting plates；22- holds in the palm axis；23- columns；24- horizontal axis；The wing screws of 25-；The anti-river bottom protection of 26-
Seat；27- axis holes；28- fixing grooves.
Specific implementation mode
The present invention is described in further detail for connection with figures below.
Engage Fig. 1, Fig. 2 it is found that the present invention a kind of grease proofing embossing device of intaglio printing press ink splashproof, including be arranged in scraper 1
The protective cover in 3 two end faces of printing transfer roller is arranged in the protective plate 2 of side；2 top of protective plate is bar shaped backplate 7, under
Portion is arc backplate 8；The upper end of bar shaped backplate 7 is connected with 1 fixing device of scraper, and arc backplate 8 is arranged in one layer of oil box 11
Between printing transfer roller 3；The protective cover include internal cover body 4, outer enclosure 5, internal cover body 4 be equipped with end face scraper plate 19,
Outer circle scraper plate 20, internal cover body 4 are fixed by holder 6 on intaglio printing press, and outer enclosure 5 is flexibly connected with internal cover body 4.Inner cowl
The outside of body 4 is equipped with arcuation supporting plate 21, and 5 right side of outer enclosure is clamped with arcuation supporting plate 21.
In conjunction with Fig. 7 it is found that printing the other side opposite with scraper 1 of transfer roller 3 is equipped with supplying ink box 16, the ink outlet port of supplying ink box 16
17 width are 5-7mm, and ink outlet port 17 is equipped with ink block board 18, and the position corresponding to 16 ink entrance of supplying ink box is arranged in ink block board 18.
In conjunction with Fig. 3-Fig. 6 it is found that the equal length of the length and one layer of oil box 11 of the arc backplate 8, arc backplate
8 both ends and the end wall of one layer of oil box 11 abut；The length and the length of two layers of oil box 10 of the bar shaped backplate 7 match.
The top of the bar shaped backplate 7 is equipped with interconnecting piece 9, the scraper plate connecting plate 15 of rack and scraping be equipped between panel seat fixed plate 13 with
The fixed station 14 that interconnecting piece 9 matches.
In conjunction with Fig. 8 it is found that the inside cover body 4 is the semicircle shell with end face, the front end of internal cover body 4 connects
End face scraper plate 19, end face scraper plate 19 are strip, and a side of end face scraper plate 19 is close to print the end face of roll body.The outer circle
Scraper plate 20 is arc body, and outer circle scraper plate 20 is fixed on the medial surface of outer enclosure 5；The lower end of outer circle scraper plate 20 extends to one layer of oil
At 11 top surface inner edge of box.6 bottom of holder is equipped with protective base 26, and protective base 26 is fixed on supplying ink box 16, protects
Pedestal 26 is equipped with column 23, and column 23 is connected with horizontal axis 24；One end of support axis 22 is connect with horizontal axis 24, holds in the palm the other end of axis 22
It is hinged with outer enclosure 5.It is equipped with open-work on the column 23 and horizontal axis 24；Column 23, horizontal axis 24 are equipped with the end of through-hole position
Face is equipped with wing screw 25, and one end of horizontal axis 24 is inserted into the open-work of column 23, and the saturating of horizontal axis 24 is inserted into one end of support axis 22
Kong Zhong.
In conjunction with Fig. 9 it is found that the outer enclosure 5 is rectangle shell, two sides of rectangle shell or so are with respect to position
Axis hole 27 is installed；Former and later two sides of rectangle shell are equipped with fixing groove 28.
Claims (9)
1. a kind of intaglio printing press ink splashproof, resist printing brush watermarking device, including the protective plate in scraper side is set, setting is being printed
The protective cover of two end faces of transfer roller；
The protective plate top is bar shaped backplate, and lower part is arc backplate；The upper end of bar shaped backplate and scraper fixing device phase
Connection, the setting of arc backplate is between one layer of oil box and printing transfer roller；
The equal length of the length and one layer of oil box of the arc backplate, the both ends of arc backplate and the end wall of one layer of oil box are adjacent
It connects；The length and the length of two layers of oil box of the bar shaped backplate match；
The protective cover includes internal cover body, outer enclosure, and internal cover body is equipped with end face scraper plate, outer circle scraper plate, internal cover body
It is fixed by the bracket on intaglio printing press, outer enclosure is flexibly connected with internal cover body；
Ink outlet port is equipped with ink block board, increases the height of one layer of print cartridge end face, the ink of ink outlet port flows into one layer of oil box, from one layer of oil box
Side wall flow into two layers of oil box.
2. a kind of intaglio printing press ink splashproof according to claim 1, resist printing brush watermarking device, it is characterised in that：Printing turns
The roller other side opposite with scraper is equipped with supplying ink box, and the ink outlet port width of supplying ink box is 5-7mm；Ink block board is arranged in supplying ink box
Position corresponding to ink entrance, ink block board account for the 1/4 of entire ink outlet port.
3. a kind of intaglio printing press ink splashproof according to claim 1, resist printing brush watermarking device, it is characterised in that：Described
The top of bar shaped backplate is equipped with interconnecting piece, the scraper plate connecting plate of rack and scrapes to be equipped between panel seat fixed plate and matches with interconnecting piece
Fixed station.
4. a kind of intaglio printing press ink splashproof according to claim 1, resist printing brush watermarking device, it is characterised in that：Described
Internal cover body is the semicircle shell with end face, and the front end connecting end surface scraper plate of internal cover body, end face scraper plate is strip, end face
It is close to print the end face of roll body in one side of scraper plate.
5. a kind of intaglio printing press ink splashproof according to claim 4, resist printing brush watermarking device, it is characterised in that：Described
Outer circle scraper plate is arc body, and outer circle scraper plate is fixed on the medial surface of outer enclosure；The lower end of outer circle scraper plate extends to one layer of oil box
At the inner edge of top surface.
6. a kind of intaglio printing press ink splashproof, resist printing brush watermarking device according to claim 1-5 any claims,
It is characterized in that：The frame bottom is equipped with protective base, and protective base is fixed on supplying ink box, and protective base is equipped with vertical
Column, column are connected with horizontal axis；One end of support axis is connect with horizontal axis, asks the other end of axis and outer enclosure hinged.
7. a kind of intaglio printing press ink splashproof according to claim 6, resist printing brush watermarking device, it is characterised in that：Described
It is equipped with open-work on column and horizontal axis；The end face that column, horizontal axis are equipped with through-hole position is equipped with wing screw, and one end of horizontal axis is inserted into
In the open-work of column, one end of axis is ask to be inserted into the open-work of horizontal axis.
8. a kind of intaglio printing press ink splashproof, resist printing brush watermarking device according to claim 1, it is characterised in that：Described is outer
Portion's cover body is rectangle shell, and two side relative positions of rectangle shell or so are equipped with axis hole；Rectangle shell former and later two
Side is equipped with fixing groove.
9. a kind of intaglio printing press ink splashproof according to claim 8, resist printing brush watermarking device, it is characterised in that：Described
The outside of internal cover body is equipped with arcuation supporting plate, and outer enclosure right side is clamped with arcuation supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410494609.9A CN104228315B (en) | 2014-09-25 | 2014-09-25 | A kind of intaglio printing press ink splashproof, resist printing brush watermarking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410494609.9A CN104228315B (en) | 2014-09-25 | 2014-09-25 | A kind of intaglio printing press ink splashproof, resist printing brush watermarking device |
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| Publication Number | Publication Date |
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| CN104228315A CN104228315A (en) | 2014-12-24 |
| CN104228315B true CN104228315B (en) | 2018-07-20 |
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| CN201410494609.9A Active CN104228315B (en) | 2014-09-25 | 2014-09-25 | A kind of intaglio printing press ink splashproof, resist printing brush watermarking device |
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| CN108162588A (en) * | 2018-01-15 | 2018-06-15 | 山东鲁烟莱州印务有限公司 | A kind of disengaging type ink block mechanism |
| CN108638652B (en) * | 2018-05-14 | 2019-05-31 | 昆明五彩印务有限公司 | A kind of ink anti-splash system for intaglio printing press |
| CN109094226B (en) * | 2018-06-08 | 2021-01-08 | 合肥华冠包装科技有限公司 | Gravure printing process for paper packaging box and printing equipment thereof |
| EP3807092B1 (en) * | 2018-06-12 | 2023-05-24 | Bobst Italia S.P.A. | Inking cartridge for a rotogravure press with optimal configurations for several types of ink |
| CN109532226B (en) * | 2018-12-19 | 2023-07-14 | 中山优莱特印刷机械有限公司 | Printing plate ink scraping device |
| CN112743966B (en) * | 2020-12-30 | 2021-11-02 | 广东爱丽斯包装有限公司 | Gravure printing device with ink flying prevention mechanism |
| CN116728955B (en) * | 2023-08-16 | 2023-12-12 | 广东东方精工科技股份有限公司 | End ink fountain assembly and inking mechanism |
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| CN202782164U (en) * | 2012-08-07 | 2013-03-13 | 广东新优威印刷装备科技有限公司 | Intaglio printing press and ink dipping device thereof |
| CN102886970A (en) * | 2012-10-10 | 2013-01-23 | 深圳市凯力诚实业发展有限公司 | High-speed printing device and method as well as production line |
| CN103317828A (en) * | 2013-07-05 | 2013-09-25 | 湖南金沙利彩色印刷有限公司 | Gravure printing system and gravure printing machine |
| CN203780017U (en) * | 2013-10-30 | 2014-08-20 | 陕西北人印刷机械有限责任公司 | Ink splashing prevention device of high-speed intaglio press |
| CN203844385U (en) * | 2014-05-09 | 2014-09-24 | 安徽猛牛彩印包装有限公司 | Ink-misting-preventing rubber baffle |
| CN204149645U (en) * | 2014-09-25 | 2015-02-11 | 山东鲁烟莱州印务有限公司 | A kind of intaglio printing press ink splashproof, resist printing brush watermarking device |
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