CN100560862C - Single cylinder mould machine is produced the technology of window-open type broad safety line money paper - Google Patents

Single cylinder mould machine is produced the technology of window-open type broad safety line money paper Download PDF

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Publication number
CN100560862C
CN100560862C CNB2006100877150A CN200610087715A CN100560862C CN 100560862 C CN100560862 C CN 100560862C CN B2006100877150 A CNB2006100877150 A CN B2006100877150A CN 200610087715 A CN200610087715 A CN 200610087715A CN 100560862 C CN100560862 C CN 100560862C
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China
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page
drying
safety line
cylinder
press
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Expired - Fee Related
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CNB2006100877150A
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Chinese (zh)
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CN101082193A (en
Inventor
曹秀痕
王彦恒
田增建
徐广海
李爱华
王和振
朱西赏
王晖
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BAODING BANKNOTE PAPER CO LTD
China Banknote Printing and Minting Corp
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China Banknote Printing and Minting Corp
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Abstract

The present invention relates to the technology that a kind of single cylinder mould machine is produced window-open type broad safety line money paper, comprise the steps: that paper pulp cloth slurry on the cylinder part of single cylinder mould machine forms page, in forming process, broad safety line is close to version (2) dispensing of windowing of cylinder part by dispensing frame (5); Formed page is transported to press section from cylinder part and dewaters, and this press section adopts the vacuum unipress of three rollers, two nips, and the water of deviating from can be drained from eyelet by woollen blanket rapidly under vacuum draw; Page after press section dehydration enters the drying section oven dry, the Dryer Section of Paper Machine page will through two groups totally ten drying cylinders carry out drying; Page carries out applying glue in applying glue portion to page and handles through after the drying section drying; The page that the process applying glue is handled is in the ornamenting of back baking portion; Also to pass through soft roll-in light by the page after the baking ornamenting of back, make the page two sides obtain smoothness preferably, coil into the reel of prescribed level then.The present invention has successfully realized producing window-open type broad safety line money paper with single cylinder mould machine.

Description

Single cylinder mould machine is produced the technology of window-open type broad safety line money paper
Technical field
The present invention relates to discharge the money paper production technology of window-open type broad safety line, this technology can be produced on single cylinder mould machine and meet false proof and window-open type broad safety line money paper specification requirement.
Background technology
At present, the application in the production of money paper more and more is subjected to the attention of countries in the world to window-open type broad safety line as a kind of popular anti-counterfeiting technology. and the width of safety line is big more, the production difficulty is also big more, and anti-counterfeiting performance is also high more.
In the prior art, there has been human list cylinder mould machine to produce the narrow safety line of fenestration (for example 1.5 millimeters) money paper, yet, the applicant has not heard that also human list cylinder mould machine produces window-open type broad safety line money paper, and broad safety line is meant that generally line width is 3.0mm and above safety line.This is because the page that single cylinder mould machine is produced belongs to individual layer cloth slurry, 80-90g/m 2Slurry in the cylinder part one-shot forming of single cylinder mould machine, the thickness of page only is about 100 microns, and the line thickness of fenestration safety line has just reached about 35 microns, the upper-lower position of safety line in the slurry layer is wayward in the slurry forming process, so in the production of fenestration safety line money paper, occur easily the safety line surface should window the position bury in paper pulp defective or on the position that should sunken cord the defective (as: position that should all sunken cord of the reverse side of the face of windowing is very easy to occur the defective of naked wire) of naked wire, particularly when producing window-open type broad safety line (for example safety line of 3.0 mm wides) money paper, be easy to generate the safety line place and play tuft, page causes paper defects such as page large tracts of land naked wire in the vertical conquassation in safety line place, directly influence carrying out continuously of product quality and production.Therefore, before technology of the present invention occurs, still can not on single cylinder mould machine, produce window-open type broad safety line money paper, but produce window-open type broad safety line money paper by many cylinder mould machines (perhaps cylinder cooperates with short former), yet, the complex structure of many cylinder mould machines (perhaps cylinder cooperates with short former), simultaneously because another cylinder of many cylinder mould machines or short former generally all adopt the whitewashing online, slurry does not match because of starching speed and network speed in the process of spray feed easily, slurry can rub little slurry group volume, on page, show as slurry volume (the slurry group of rolling) defective, can influence product quality and yield rate to a certain extent.
Summary of the invention
In order to make full use of the equipment of single cylinder mould machine, and overcome the safety line naked wire that single cylinder mould machine is easy to generate, the deficiency that plays paper defects such as tuft when producing window-open type broad safety line money paper.The invention provides the production technology of on single cylinder mould machine, producing window-open type broad safety line money paper.The window-open type broad safety line money paper that this production technology is produced has identical false proof level and the quality requirements of being produced with many cylinder mould machines (perhaps cylinder cooperates with short former) of window-open type broad safety line money paper, yet, what this production technology was used is single cylinder mould machine, it is simple in structure, with low cost, also can avoid the slurry volume defective that is easy to generate when producing with many cylinder mould machines (perhaps cylinder cooperates with short former) simultaneously.
The invention provides the technology that a kind of single cylinder mould machine is produced window-open type broad safety line money paper, comprise the steps:
Paper pulp cloth slurry on the cylinder part of single cylinder mould machine forms page, in forming process, by the dispensing frame broad safety line is close to the version dispensing of windowing of cylinder part, described dispensing frame can move forward and backward and regulate itself and the distance of cylinder, thus adjustment broad safety line and the tangent angle of cylinder;
Formed page is transported to press section from cylinder part and dewaters, this press section adopts the vacuum unipress of three rollers, two nips, comprise suction press roll, lower press, upper press, on suction press roll and lower press, respectively wrapped up a combination felt, in first nip that these two rollers form, the two sides moisture of page is sponged by woollen blanket, at suction press roll and lower press, the place of upper press institute contact position, two vacuum chambers are arranged respectively, in the page dehydration, the water of deviating from can be drained from the eyelet on suction press roll surface by woollen blanket rapidly under vacuum draw; Page after press section dehydration enters the drying section oven dry, in Dryer Section of Paper Machine, page will through two groups totally ten drying cylinders carry out drying, adopt the temperature curve that relaxes, temperature-rise period slows down; Page carries out applying glue in applying glue portion to page and handles through after the drying section drying; The page of handling through applying glue enters the air borne drying case, the temperature and the air quantity of control air borne drying case, and the page moisture of using the air borne drying case remains on 12% to 15%, and page enters the ornamenting of back baking portion then; Also to pass through soft roll-in light by the page after the baking ornamenting of back, make the page two sides obtain smoothness preferably, coil into the reel of prescribed level then.
Preferably, in drying section, the temperature difference of former and later two drying cylinders is no more than 25 degrees centigrade, and maximum temperature is no more than 130 degrees centigrade, and the dried net tension force of each drying cylinder makes page be close to drying cylinder simultaneously.
Preferably, in the baking portion of back, in the back baking ornamenting cylinder down cylinder surpass 80 degrees centigrade, upper cylinder half surpasses 100 degrees centigrade, does not produce with page that to stick with paste cylinder be the upper limit.
Hereinafter, by way of example production technology of the present invention is done detailed explanation with reference to the accompanying drawings, but not should be understood to be restriction to technology of the present invention.
Description of drawings
Shown in Figure 1 is process flow diagram of the present invention;
Shown in Figure 2 is paper machine cylinder part schematic diagram;
Fig. 3 is the press section of a paper machine schematic diagram;
Fig. 4 is the Dryer Section of Paper Machine schematic diagram;
Fig. 5 is paper machine air borne drying and back baking portion schematic diagram.
The temperature trend curve of each drying cylinder when Fig. 6 is traditional product and window-open type broad safety line product of the present invention.
The specific embodiment
In the accompanying drawings, shown in the label 1 is the cylinder of single cylinder mould machine, shown in the label 2 is the veil version of windowing, and shown in the label 3 is top couch (roll), and shown in the label 4 is dandyprat, shown in the label 5 is safety line dispensing frame, shown in the label 6 is vacuum tank, and shown in the label 7 is top felt, felt under being shown in the label 8, shown in the label 9 is suction press roll, shown in the label 10 is lower press, and shown in the label 11 is upper press, and shown in the label 12 is the air borne drying case, cylinder under the back baking shown in the label 13, shown in the label 14 is back baking upper cylinder half, and label 15 is a broad safety line, and label 16 is a page, label 17 is dried net, and label 18 is a vacuum chamber.
With reference to schematic flow sheet shown in Figure 1 technology of the present invention is described.Of the present inventionly be used to produce the technological process of window-open type broad safety line money paper and the technological process basically identical of common loan.Paper pulp roughly will pass through following process: be shaped at cylinder part, in the press section dehydration, in the drying section oven dry, at applying glue portion kiss-coating, in the ornamenting of back baking portion, in the calender press polish etc., coil into reel at last.
As shown in Figure 2, at paper machine cylinder part, can produce a plurality of versions 2 of windowing according to the specification requirement of production product on the cylinder 1, the version 2 of windowing is the concavo-convex alternate structures (seeing also the enlarged drawing in Fig. 2 upper left corner) of making along axial direction on the surface of cylinder.Broad safety line 15 is close on the version 2 of windowing of cylinder by dispensing frame 5.When cloth is starched, because the material that safety line adopts is waterproof, therefore safety line is close to the version of windowing and is protruded a position and just do not have slurry and adhere to, and can't be close to owing to safety line at the version depression position of windowing, slurry can enter the depression position from the both sides of safety line, safety line is embedded in the paper pulp, will pastes the space of a whole page of windowing in the safety line of page like this and produce the safety line naked wire and sunken cord alternate phenomenon, this has just formed the effect of windowing of safety line.Dispensing frame 5 can move forward and backward and change itself and the distance of cylinder, thereby can adjust the tangent angle of safety line and cylinder and influence position in its embedding page.Specifically shown in solid line in the enlarged drawing in the upper left corner among Fig. 2, when discharging frame near cylinder, safety line is close to the version of windowing before approach flow, does not just have slurry on the safety line of the version of windowing protrusion position correspondence and adheres to, and could guarantee the effect of windowing like this.If as shown in phantom in FIG., the dispensing frame is away from cylinder, the version of windowing is so protruded the position just had slurry to adhere to before the touch-safe line, the defective of weak effect will occur on the page windowing, in addition because safety line contact cylinder is later, the starching amount at the safety line back side will reduce, occur easily safety line page paste the opposite naked wire of the space of a whole page of windowing with safety line, this naked wire is a kind of serious defective.Dispensing frame 5 among the present invention owing to can moving forward and backward the distance that changes itself and cylinder, embeds position in page so can accurately adjust the tangent angle of safety line and cylinder and influence it according to demand.
At dandyprat 4 places, slurry is subjected to the pressure of rolling of dandyprat 4, thereby further sloughs moisture and strengthened watermark effect.After this, page is transferred on the polyester fourdrinier wire by top couch (roll) 3, further handles at fourdrinier wire vacuum tank 6 places and sloughs moisture and be transported into press section subsequently.
The press section of a paper machine schematic diagram has been shown among Fig. 3.What press section adopted is the vacuum unipress of three rollers, two nips, and it comprises suction press roll 9, lower press 10, upper press 11.On suction press roll 9 and lower press 10, respectively wrapped up a combination felt, in first nip of suction press roll 9 and lower press 10 formation, the two sides moisture of page can be sponged preferably by woollen blanket, can avoid the broad safety line place to form naked wire because of conquassation effectively.At suction press roll 9 and lower press 10, the place of 11 contact positions of upper press, two vacuum chambers 18 (as shown in Figure 3) are arranged respectively, in the page dehydration, the water of deviating from can be drained from the eyelet on suction press roll 9 surfaces by woollen blanket rapidly under the vacuum draw effect, compare the moisture that to slough better in the page with plain press, and (plain press is two pressure roller generally just up and down can to avoid the conquassation of page, there is not the region of no pressure, just adopt the two rollers this single dewatering type that pressurizes, so plain press is compared with vacuum unipress of the present invention, is easy to generate conquassation under identical dehydrating amount).
Page enters the drying section drying after dewatering through press section.As shown in Figure 4, the Dryer Section of Paper Machine page will through two groups totally ten drying cylinders carry out drying, compare with other products, we adopt the temperature curve that comparatively relaxes when producing window-open type broad safety line money paper, temperature-rise period slows down, the temperature difference of former and later two drying cylinders is no more than 25 degrees centigrade, and maximum temperature has also reduced about 5 degrees centigrade (maximum temperature is no more than 130 degrees centigrade), can avoid page to produce strong drying like this, avoid page shrink by force (difference of the temperature curve of each drying cylinder as shown in Figure 6, temperature shown in the figure only represent be temperature trend and be not that temperature strictness with each drying cylinder is restricted to temperature spot shown in the figure).Simultaneously dried net 17 tension force of each drying cylinder increase about 25%, make page be close to drying cylinder, reduce the free shrink of page, will alleviate like this that safety line that cause plays the tuft phenomenon because broad safety line and page shrink inconsistent.The material that safety line adopts is shunk in dry run hardly, and page will produce the contraction of 3%-5% in dry run, and both contractions are inconsistent, and are too fast excessive if page shrinks, and safety line will play tuft.
Page also needs to carry out applying glue to page and handles through after the drying section, and applying glue processing method and the form to page is identical with other traditional products herein, does not give unnecessary details at this.
As shown in Figure 5, enter air borne drying case 12 through the page after the applying glue, play tuft for fear of safety line, suitably reduce the temperature and the air quantity of drying box, compare temperature with other traditional products and reduce 5-10 degree centigrade, rotation speed of fan reduces 20-30% (actual temp reduces and the selection of rotation speed of fan is determined by the page moisture that goes out the air cushion drying box), can reduce page contraction herein like this, moisture when improving page simultaneously and going out the air cushion drying box is (for the window-open type broad safety line product, the page moisture is greater than 12% herein, but should not surpass 15%, surpass 15% back page and can stick with paste cylinder in back baking place), help back baking ornamenting effect subsequently like this.At back baking ornamenting cylinder 13,14, adopt higher temperature, following cylinder surpasses 80 degrees centigrade, and upper cylinder half surpasses 100 degrees centigrade, and it is the upper limit that the selection of temperature does not produce the paste cylinder with page, improve it and press whole effect, the safety line that has produced in the page is played the tuft phenomenon can play good elimination effect.
Also to pass through soft roll-in light by the page after the back baking ornamenting, make the page two sides obtain smoothness preferably, coil into the reel of prescribed level then, reach after this identically with other traditional products herein, not give unnecessary details at this to the processing of page.
In the present invention, compare with common safety line money paper production technology, the present invention is at cylinder The dispensing frame that section adopts can move forward and backward the distance that changes itself and cylinder, thereby can adjust peace Completely and the tangent angle of cylinder, avoided the position of should windowing, safety line surface to bury in paper pulp Defective or in the defective of position naked wire of should sunkening cord; Adopted vacuum compound at press section in addition Squeezing has all been wrapped up combination felt in the up-down rollers of first nip simultaneously, has effectively alleviated pressure The safety line naked wire defective of bursting and causing. In drying section, adopted the temperature curve that relaxes, and increased The tension force that adds dried net 17, the strong contraction that has alleviated page has alleviated safety line and has played the tuft phenomenon; With The time also reduced temperature and the air quantity of air borne drying case, improved the water that page goes out the air cushion drying box Divide, and improved the temperature of rear baking, baking ornamenting effect after improving has been eliminated safety line and has been played tuft now Resemble. Improve everywhere by above-mentioned, it is easy effectively to solve in the window-open type broad safety line production The safety line naked wire, the safety line that occur play the defectives such as tuft.
At present, technology of the present invention can be used for producing 104-x series paper product, discharges Fenestration safety line width has reached 3.0 millimeters, and broad safety line naked wire and a tuft phenomenon have obtained Well solve, not only have and many cylinders (perhaps cylinder cooperates with short former) paper machine institute Produce identical false proof level and the quality requirement of product, also stopped the generation of slurry volume defective.

Claims (3)

1. the technology that single cylinder mould machine is produced window-open type broad safety line money paper comprises the steps:
Paper pulp cloth slurry on the cylinder part of single cylinder mould machine forms page, in forming process, broad safety line is close to version (2) dispensing of windowing of cylinder part by dispensing frame (5), described dispensing frame (5) can move forward and backward and the distance of regulating itself and cylinder, thereby adjusts broad safety line and the tangent angle of cylinder;
Formed page is transported to press section from cylinder part and dewaters, this press section adopts the vacuum unipress of three rollers, two nips, comprise suction press roll (9), lower press (10), upper press (11), on suction press roll (9) and lower press (10), respectively wrapped up a combination felt, in first nip that these two rollers form, the two sides moisture of page is sponged by woollen blanket, at suction press roll (9) and lower press (10), the place of upper press (11) institute contact position, two vacuum chambers (18) are arranged respectively, in the page dehydration, the water of deviating from can be drained from the eyelet on suction press roll (9) surface by woollen blanket rapidly under vacuum draw;
Page after press section dehydration enters the drying section oven dry, in Dryer Section of Paper Machine, page will through two groups totally ten drying cylinders carry out drying, adopt the temperature curve that relaxes, temperature-rise period slows down, dried net (17) tension force of each drying cylinder makes page be close to drying cylinder simultaneously;
Page carries out applying glue in applying glue portion to page and handles through after the drying section drying;
The page of handling through applying glue enters air borne drying case (12) drying, the temperature and the air quantity of control air borne drying case (12), and the page moisture of using air borne drying case (12) remains on 12% to 15%, and baking portion carried out ornamenting after page entered subsequently;
Also to pass through soft roll-in light by the page after the baking ornamenting of back, make the page two sides obtain smoothness preferably, coil into the reel of prescribed level then.
2, the technology of single cylinder mould machine production window-open type broad safety line money paper as claimed in claim 1 it is characterized in that in drying section, the temperature difference of former and later two drying cylinders is no more than 25 degrees centigrade, and maximum temperature is no more than 130 degrees centigrade.
3, the technology of single cylinder mould machine production window-open type broad safety line money paper as claimed in claim 1 or 2 is characterized in that, in the baking portion of back, back baking ornamenting cylinder (13,14) cylinder is above 80 degrees centigrade down in, and upper cylinder half surpasses 100 degrees centigrade, and not producing the paste cylinder with page is the upper limit.
CNB2006100877150A 2006-05-31 2006-05-31 Single cylinder mould machine is produced the technology of window-open type broad safety line money paper Expired - Fee Related CN100560862C (en)

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CNB2006100877150A CN100560862C (en) 2006-05-31 2006-05-31 Single cylinder mould machine is produced the technology of window-open type broad safety line money paper

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CNB2006100877150A CN100560862C (en) 2006-05-31 2006-05-31 Single cylinder mould machine is produced the technology of window-open type broad safety line money paper

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CN100560862C true CN100560862C (en) 2009-11-18

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102817273A (en) * 2012-06-08 2012-12-12 方汉佐 Special high-speed multi-roll drying paper machine with reverse net
CN102704313B (en) * 2012-06-08 2015-06-10 方汉佐 High-speed reverse-net multi-roller drying special type papermaking technology
CN114134476A (en) * 2021-12-28 2022-03-04 北京中钞钞券设计制版有限公司 Magnetron sputtering printing plate coating equipment for bank notes

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0059056A1 (en) * 1981-02-19 1982-09-01 Portals Limited Method for making a fibrous sheet
GB2311303A (en) * 1996-03-18 1997-09-24 Portals Ltd Reinforced paper incorporating a security element
CN1563576A (en) * 2004-04-08 2005-01-12 中国印钞造币总公司 Antiflase paper having windowing save line and superposed watermarks and fabrication method
CN1580393A (en) * 2004-05-14 2005-02-16 中国印钞造币总公司 Special anticounterfeit paper
EP1536064A1 (en) * 2002-08-14 2005-06-01 Obiedinenie Gosudarstvennykh Predpriyatii I Organizatsii Po Proizvodstvu Gosudarstvennykh Znakov (Obiedinenie "Goznak") Method and device for producing fraud-proof paper and fraud-proof paper
CN1766229A (en) * 2004-10-25 2006-05-03 中国印钞造币总公司 Composite false-proof safety thread and its production method, false-proof paper applying the safety thread

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0059056A1 (en) * 1981-02-19 1982-09-01 Portals Limited Method for making a fibrous sheet
GB2311303A (en) * 1996-03-18 1997-09-24 Portals Ltd Reinforced paper incorporating a security element
EP1536064A1 (en) * 2002-08-14 2005-06-01 Obiedinenie Gosudarstvennykh Predpriyatii I Organizatsii Po Proizvodstvu Gosudarstvennykh Znakov (Obiedinenie "Goznak") Method and device for producing fraud-proof paper and fraud-proof paper
CN1563576A (en) * 2004-04-08 2005-01-12 中国印钞造币总公司 Antiflase paper having windowing save line and superposed watermarks and fabrication method
CN1580393A (en) * 2004-05-14 2005-02-16 中国印钞造币总公司 Special anticounterfeit paper
CN1766229A (en) * 2004-10-25 2006-05-03 中国印钞造币总公司 Composite false-proof safety thread and its production method, false-proof paper applying the safety thread

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