CN1159153C - Location printing equipment of laser holographic image carrier and its method - Google Patents
Location printing equipment of laser holographic image carrier and its method Download PDFInfo
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- CN1159153C CN1159153C CNB021345856A CN02134585A CN1159153C CN 1159153 C CN1159153 C CN 1159153C CN B021345856 A CNB021345856 A CN B021345856A CN 02134585 A CN02134585 A CN 02134585A CN 1159153 C CN1159153 C CN 1159153C
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Abstract
The present invention relates to a positioning and printing apparatus and a method for laser holography image carriers, which belongs to a printing technical field. Because the jointless fabrication process of laser holography film is not solved presently, when holographic strips are printed, great difficulty is brought for rotary printing and positioning overprint, and a printing waste product rate reaches more than 30 percent. The present invention uses a photoelectric head for reading relevant cursors, a photoelectric control system operates related devices, accurate positioning and automatic splicing are realized in a short time, and a coarse adjusting system and a fine adjusting system are sufficiently used for adjusting overprinting precision. The laser holography image carriers and printing patterns in rotary printing can be accurately overprinted, and the precision can reach +/-0.1mm. A large problem in positioning the laser holography image carriers is solved, cost is effectively reduced, and the rate of finished products is improved greatly.
Description
The locating print method of a kind of laser holographic image carrier of technical field, particularly a kind of rotary printing equipment belongs to printing technology to the positioning overprinting and the method for proofreading and correct fast of laser holographic image carrier.
The background technology laser holographic image carrier, this paper refers in particular to hyaline membrane, aluminizer and the bands such as paper compound with paper or that transfer forms that is loaded with laser hologram image, change conventional typographies such as offset printing, gravure, flexo and silk-screen by wheel, laser holographic image carrier and printing image are carried out the product of accurate overprinting, have higher anti-counterfeiting performance, be widely used in the packing of anti-fake product.
According to the knowledge of the applicant, because still unresolved holographic laser film does not have joint fabrication technology at present, simultaneously, when making holographic band, exist seam to change and destabilizing factors such as pyrocondensation that film produces when compacting and tension winding and stretcher strain, bring very big difficulty to the rotary printing positioning overprinting.There is seam to interfere the every width of cloth error of line hologram image about ± 0.5～0.1mm at present, automatically be positioned with when adding change of lap ± stitching error of 1.0mm, when general rotary press is pressed 150 meters/minute work of normal seal speed, existing cover Barebone is difficult to proofread and correct in the short time at the utmost point and puts in place, and chromatography precision will reach ± and the requirement of 0.1mm can't realize.Shut down the manual splicing of change of lap, though can dwindle stitching error, because printing is shut down, the leading portion printed matter is scrapped, and will result in greater loss.
Summary of the invention purpose of the present invention is exactly at existing problem, and a kind of apparatus and method that solve laser holographic image carrier and the accurate chromatography of printed patterns in rotary printing are provided.
The present invention is achieved in that a kind of location printing equipment and method of laser holographic image carrier, its equipment is mainly partly formed by two: the rotary press double unreels does not shut down location splicing equipment and chromatography control device, it comprises unwinding device, accurately locatees automatic splicing device, belt storage apparatus and chromatography coarse adjustment system, chromatography fine tuning system, it is characterized in that: do not shut down in the unwinding device at double, be provided with two-stage photometer head a, b and feed back control system thereof, along the carrier direction of advance, be provided with press bonding roller B, brake roller A successively; In each print couple, be provided with forme axle differential speed change coarse adjustment system or drive coarse adjustment system, compensating roller fine tuning system by the electric axis that individual motor drives.
A kind of location printing equipment of laser holographic image carrier and method are utilized the said equipment system, and its technology divides seven steps to finish:
1, will wait to unreel band and import press bonding roller B, and the laser hologram image positioning cursor will be fixed on assigned address.
When 2, entering the change of lap operation, the braking moment of " work unreeling shaft " increases gradually, the window of web velocities that enters splicing apparatus is reduced gradually, the cursor reader unit starts, when photometer head a reads the cursor that low speed passes through on the carrier band, its reponse system strengthens braking moment once more, makes belt speed reduce to the speed that photometer head b can read carefully and thoroughly cursor.
3, when photometer head b reads cursor, its reponse system is depressed brake roller A rapidly, and belt speed is 0, and press bonding roller B pressing rapidly will two band pressings up and down (butt joint or overlap joint).
4, treat that unreeling shaft rotates, brake roller A, press bonding roller B progressively unclamp, and band progressively quickens, and enters normal operating conditions.
5, whole accurate location tape splicing change of lap process, printing unit print speed printing speed is constant, and the band of use is provided by the band of laying in the store mechanism, and the storage strip length depends on whole process action time and print speed printing speed in the store mechanism.
6, in the coarse adjustment system, form by the mechanical differential speed change system of cursor detection system and forme axial brake device or by the electric axis drive system that individual motor drives, the detected cursor Error Feedback of photometer head to drive unit, is changed printing moment rotating speed, reach the effect of quick correction.
7, in the fine tuning system, form by cursor detection system and compensating roller regulating system, with the adjusting device of the detected cursor Error Feedback of photometer head, realize accurate correction among a small circle to compensating roller.
Utilize equipment of the present invention and method, effectively solved a great problem in the laser holographic image carrier location, effectively reduced cost, yield rate greatly improves.
Description of drawings Fig. 1 unreels the structural principle schematic diagram of not shutting down the positioning belt device for double among the present invention.
Among the figure, 1, belt storage apparatus; 2, accurately locate automatic splicing device; 3, unwinding device; 4, work unreeling shaft, 5, treat unreeling shaft; 6, work band; 7, band to be put; 8, photometer head a; 9, photometer head b; 10, dancing roll; 11, press bonding roller; 12, brake roller; 13, movable roll group; 14, stationary roll group.
Fig. 2 is a coarse adjustment system architecture principle schematic.
Among the figure, 15 is differential speed change system of the shaft-driven machinery of forme or the electric axis drive system that driven by individual motor; 16 is forme.
Fig. 3 is a fine tuning system architecture principle schematic.
Among the figure, 17 is compensating roller, and 18 is working roll.
Contrast Fig. 1, Fig. 2 below the specific embodiment, Fig. 3 does specific embodiment explanation.
Among Fig. 1, from left to right, be arranged in order belt storage apparatus 1, accurately locating automatic splicing device 2, unwinding device 3; In unwinding device 3, adorning work band 6 on the work unreeling shaft 4, treat to be equipped with above the unreeling shaft 5 and wait to put band 7; Accurately locating in the splicing apparatus 2, be aligned in sequence with photometer head a8, photometer head b9, dancing roll 10, press bonding roller 11, brake roller 12 from left to right; In belt storage apparatus 1, top is movable roll group 13, and the bottom is a stationary roll group 14.Work band 6 is emitted from work unreeling shaft 4, by accurately locating automatic splicing device 2 and belt storage apparatus 1, enters follow-up printing unit afterwards successively.
Before change of lap operation,, import press bonding roller 11, and the laser hologram image positioning cursor is fixed on the assigned address treating that treating on the unreeling shaft 5 put band 7 by dancing roll 10.During the operation of beginning change of lap, start the cursor reader unit, and increase the braking moment of work unreeling shaft 4 gradually, the speed that the work band 6 that enters accurate location automatic splicing device 2 is advanced reduces gradually, when relevant cursor signal that photometer head a8 reads that low speed passes through, strengthen the braking moment of work unreeling shaft 4 again by feedback control system, further reduce belt speed, make photometer head b9 can read carefully and thoroughly relevant cursor.When photometer head b9 read relevant cursor, its reponse system was depressed brake roller A12 rapidly, and the belt speed of work band 6 is 0, and press bonding roller B11 will wait to put band 7 and the 6 accurate pressings of work band, realized the butt joint or the overlap joint of two bands.Subsequently, treat that unreeling shaft is started working and the work of going to unreels the position, brake roller A12, press bonding roller B11 progressively unclamp, and band progressively quickens, and enters normal operating conditions.In the tape splicing change of lap process of whole accurate location, the print speed printing speed of printing unit is constant, and at this moment, the required band of unit is provided by the band of deposit in the belt storage apparatus 1.The movable roll group 13 that promptly progressively descends makes it and defends tenaciously 14 distances of roller group and shorten, and the band length that has more therebetween is exactly to supply with the band length of follow-up unit.Band length in the belt storage apparatus 1 depends on location splicing length and the print speed printing speed size of actuation time.
After band enters the printing unit, photometer head by each unit coarse adjustment system detects cursor position, and feed back to control system, by control system with the cursor Error Feedback in differential speed change system of the shaft-driven machinery of forme or electric axis drive system 15 by individual motor, change the moment rotating speed of forme 16, be the corner of correction forme, reach the effect of quick correction.
As can be seen from Figure 3, each photometer head that prints unit fine tuning system detects cursor position, and feeds back to control system, by control system with the cursor Error Feedback in the drive unit of compensating roller 1, carry out meticulous compensation correction.
Claims (2)
1, a kind of location printing equipment of laser holographic image carrier, mainly partly forms by two: the rotary press double unreels not to shut down locatees splicing equipment and chromatography control device, and it comprises unwinding device, accurately locatees automatic splicing device, belt storage apparatus and chromatography coarse adjustment system, chromatography fine tuning system; It is characterized in that: unreel at double and do not shut down in the splicing equipment of location, be provided with two-stage photometer head a, b and feed back control system thereof,, be provided with press bonding roller B, brake roller A successively along the carrier direction of advance; In each print couple, be provided with forme axle differential speed change coarse adjustment system or drive coarse adjustment system, compensating roller fine tuning system by the electric axis of individual motor.
2, a kind of locating print method of laser holographic image carrier is characterized in that utilizing the described equipment of claim 1, and its technology is divided seven steps: (1) will wait to unreel band and import press bonding roller B, and the laser hologram image positioning cursor is fixed on assigned address; When (2) entering the change of lap operation, the braking moment of " work unreeling shaft " increases gradually, the window of web velocities that enters splicing apparatus is reduced gradually, the cursor reader unit starts, when photometer head a reads the cursor that low speed passes through on the carrier band, its reponse system strengthens braking moment once more, makes belt speed reduce to the speed that photometer head b can read carefully and thoroughly cursor; (3) when photometer head b reads to cursor, its reponse system is depressed brake roller A rapidly, and belt speed is 0, press bonding roller B pressing, butt joint pressing of two bands or overlap joint pressing up and down rapidly; (4) treat that unreeling shaft rotates, brake roller A, press bonding roller B progressively unclamp, and band progressively quickens, and enters normal operating conditions; (5) whole accurate location tape splicing change of lap process, printing unit print speed printing speed is constant, and the band of use is provided by the band of laying in the store mechanism, and the storage strip length depends on whole process action time and print speed printing speed in the store mechanism; (6) in the coarse adjustment system, form by the mechanical differential speed change system of cursor detection system and forme axial brake device or by the electric axis drive system that individual motor drives, the detected cursor Error Feedback of photometer head to drive unit, is changed forme moment rotating speed, reach the effect of quick correction; (7) in the fine tuning system, form by cursor detection system and compensating roller regulating system, with the adjusting device of the detected cursor Error Feedback of photometer head, realize accurate correction among a small circle to compensating roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021345856A CN1159153C (en) | 2002-08-21 | 2002-08-21 | Location printing equipment of laser holographic image carrier and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021345856A CN1159153C (en) | 2002-08-21 | 2002-08-21 | Location printing equipment of laser holographic image carrier and its method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1400098A CN1400098A (en) | 2003-03-05 |
| CN1159153C true CN1159153C (en) | 2004-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021345856A Expired - Lifetime CN1159153C (en) | 2002-08-21 | 2002-08-21 | Location printing equipment of laser holographic image carrier and its method |
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| Country | Link |
|---|---|
| CN (1) | CN1159153C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2399745A1 (en) * | 2010-06-25 | 2011-12-28 | KBA-NotaSys SA | Inspection system for in-line inspection of printed material produced on an intaglio printing press |
| CN103008176B (en) * | 2012-12-26 | 2015-06-17 | 海南赛诺实业有限公司 | Coating method and system of coating film meeting requirements of sandwich food package and coated with PVDC (Polyvinyl Dichloride) emulsion on double faces |
| CN103568534A (en) * | 2013-10-10 | 2014-02-12 | 安徽华印机电股份有限公司 | Gravure press with energy-saving type dryer |
| CN110744943A (en) * | 2019-09-06 | 2020-02-04 | 陕西北人印刷机械有限责任公司 | Process method for positioning and compounding laser positioning transfer film and base paper |
| CN110834462A (en) * | 2019-11-25 | 2020-02-25 | 温州国伟印刷机械有限公司 | Color register adjusting device of printing equipment and printing machine |
| CN116604880B (en) * | 2023-06-15 | 2023-09-12 | 成都乐美纸制品有限公司 | Printing label cutting machine tool for positioning bowl bottom by cursor and identification cutting method |
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2002
- 2002-08-21 CN CNB021345856A patent/CN1159153C/en not_active Expired - Lifetime
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| CN1400098A (en) | 2003-03-05 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANTOU DONGFENG PRINTING CO., LTD. Free format text: FORMER NAME: DONGFENG PRINTING PLANT CO. LTD., SHANTOU CITY |
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| CP01 | Change in the name or title of a patent holder |
Address after: 515064 Beijiao Industrial Zone, Chaoshan Road, Guangdong, Shantou Patentee after: SHANTOU DONGFENG PRINTING Co.,Ltd. Address before: 515064 Beijiao Industrial Zone, Chaoshan Road, Guangdong, Shantou Patentee before: Shantou Dongfeng Printing Co.,Ltd. |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: YANBIAN CHANGBAISHAN PRINTING Co.,Ltd. Assignor: SHANTOU DONGFENG PRINTING Co.,Ltd. Contract record no.: 2011220000017 Denomination of invention: Location printing equipment of laser holographic image carrier and its method Granted publication date: 20040728 License type: Exclusive License Open date: 20030305 Record date: 20110516 |
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| CX01 | Expiry of patent term |
Granted publication date: 20040728 |
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| CX01 | Expiry of patent term |