CN103103880A - Device for removing ink on paper with laser and implementation method thereof - Google Patents
Device for removing ink on paper with laser and implementation method thereof Download PDFInfo
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- CN103103880A CN103103880A CN2013100379136A CN201310037913A CN103103880A CN 103103880 A CN103103880 A CN 103103880A CN 2013100379136 A CN2013100379136 A CN 2013100379136A CN 201310037913 A CN201310037913 A CN 201310037913A CN 103103880 A CN103103880 A CN 103103880A
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Abstract
The invention discloses a device for removing ink on paper with laser and an implementation method thereof. The device comprises a paper ink removing device body, wherein a first paper feeding mechanism, a paper carrying mechanism, a locating mechanism, a scanning mechanism, a laser ink removing mechanism, a powder removing mechanism, a second paper feeding mechanism and a paper loading mechanism are arranged on the paper ink removing device body; paper is fed on the paper carrying mechanism at intervals through the first paper feeding mechanism; an ink region on the paper is scanned through the scanning mechanism; then the laser is emitted through the laser ink removing mechanism so that ink molecules are separated from paper fiber so as to remove the ink on the paper; and then powder generated by the laser ink removing mechanism is removed and output into the paper loading mechanism. The paper is prevented from being damaged by removing the ink on the paper with laser, so that the purpose of waste paper reuse is achieved.
Description
Technical field
The present invention relates to paper and remove printing ink reutilization technology field, particularly a kind of device and its implementation that adopts laser ablation paper ink marks.
Background technology
The raw material of paper is mainly the strings such as timber, grass, reed, bamboo, need to cut down a large amount of trees when making paper, and China's area of woods reduces day by day, and environmental problem more and more is subjected to get people's attention.Protection attention and the cost factor of Essential Environment, people pay close attention to reusing of paper more and more, to attempt to be reduced in the use amount that paper is made Central Plains paper pulp.Traditional way is waste paper to be broken into paper pulp make new paper again, but this mode is that printing ink and paper are smashed together, make and contain printing ink in paper pulp, the poor quality of the new paper of producing, can only make grey manila board and open, this mode can't be produced the recycling of the paper higher to quality requirements (as art paper).For the paper that guarantees to regenerate has desired high-quality, usually need to remove whole traces from paper and the paper products that will reuse.The more worth recycling of paper (as art paper) that particularly quality requirements is higher is to reduce the purchase cost of enterprise.
The researcher has adopted the method for various removal printing ink, but still there are a lot of problems, be that 200580019741.3 patent adopts the method for chemical reaction to remove printing ink on paper as: application number, by adding the first polymer (A) of the CA mating type polymer that comprises the polycarboxylate polymer form and comprise under second polymer (B) existence of poly-Α-hydroxy acrylic acid or its salt or corresponding polylactone and process this waste paper with peroxide compound in alkaline aqueous medium.But the method needs many chemical raw materials, and the operation that needs is very many, and reacted chemical liquid become waste material with printing ink, also needs to consider the problem of liquid waste processing, has directly increased cost, probably causes environmental pollution if deal with improperly.
And for example: application number is that 201010157101.1 patents are removed the printing ink on paper mechanically, this mechanical device is made of paper advance mechanism, ink wiping mechanism, heating ink removing mechanism, secondary ink removing mechanism, shell, motor, binding post, heating plate, paper feeding slide block, wipes off by ink wiping mechanism with secondary ink removing mechanism carbon dust to make paper reach the standard that secondary uses.But the ink marks that this device is directly wiped off on paper is easy to make paper surface to become coarse, even damages paper, causes this paper to re-use, and the mechanism of this device is complicated, and cost is higher.
In view of this, the invention provides a kind of device and its implementation that adopts laser ablation paper ink marks.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art part, complex process when the object of the present invention is to provide a kind of device that adopts laser ablation paper ink marks and its implementation to remove paper to solve in prior art, and the high problem of cost.
In order to achieve the above object, the present invention has taked following technical scheme:
A kind of device that adopts laser ablation paper ink marks, it comprises a deinking of paper device body, is provided with on described deinking of paper device body:
The first paper advance mechanism for delivery of paper;
Be used for placing the load paper mechanism of paper;
Be used for the detent mechanism to the paper location;
Be used for scanning and obtain the sweep mechanism in the ink marks zone on paper;
Being used for Emission Lasers regional according to described ink marks makes ink molecules separate the laser ink removing mechanism of removing the ink marks on paper with paper fibre;
Be used for removing the powder removing mechanism of the powder on paper;
Be used for the second paper advance mechanism with the output of the paper after ink removing;
Be used for holding the dress mechanism of paper of paper;
Described the first paper advance mechanism is positioned at a side of deinking of paper device body, described detent mechanism, sweep mechanism, laser ink removing mechanism, powder are removed the inside that mechanism and the second paper advance mechanism are installed in described deinking of paper device body, and described dress mechanism of paper is positioned at the opposite side of deinking of paper device body.
In the device of described employing laser ablation paper ink marks, whether described sweep mechanism also is used for the paper after the scanning ink removing and judges on paper smoothly, or has the hole point;
Also be provided with the coating mechanism that the point of the hole on paper is coated with for the scanning result according to sweep mechanism in described deinking of paper device body.
In the device of described employing laser ablation paper ink marks, be provided with for the power demodulator of adjusting laser power in described laser ink removing mechanism.
In the device of described employing laser ablation paper ink marks, also be provided with the drying unit for the paper after the oven dry coating in described deinking of paper device body.
In the device of described employing laser ablation paper ink marks, described powder is removed mechanism and is hairbrush, blowing device or inhales last device.
In the device of described employing laser ablation paper ink marks, also be provided with the last mechanism of receipts that removes the powder of mechanism's removing for collecting powder in described deinking of paper device body.
A kind of waste paper ink removing recycling method, it comprises:
By the first paper advance mechanism with paper sheet delivery to load paper mechanism;
By detent mechanism, paper is located;
Regional by the ink marks that sweep mechanism scanning is obtained on paper;
Make ink molecules separate the ink marks of removing on paper with paper fibre by laser ink removing mechanism Emission Lasers regional according to described ink marks;
Remove mechanism by powder and remove powder on paper;
Paper by the second paper advance mechanism after with ink removing exports in the dress mechanism of paper that holds paper.
In described waste paper ink removing recycling method, described removed the step that mechanism removes the powder on paper by powder after, described method also comprises:
By the paper after described sweep mechanism scanning ink removing and whether smoothly judge on paper, or there is the hole point, when having the hole point on paper, by coating mechanism, the point of the hole on paper is coated with.
In described waste paper ink removing recycling method, described removed the step that mechanism removes the powder on paper by powder after, described method also comprises:
Sweep mechanism scans paper again, judges whether to exist ink marks zone, if ink marks is arranged on paper, described laser ink removing mechanism removes the ink marks on paper again.
In described waste paper ink removing recycling method, after the step that the point of the hole on paper is coated with by coating mechanism, described method also comprises:
By the hole point after drying unit oven dry coating.
compared to prior art, device and its implementation of employing laser ablation paper ink marks provided by the invention, its device is intermittently sent into paper in load paper mechanism one by one by the first paper advance mechanism, scan ink marks on paper by sweep mechanism, afterwards by the laser ink removing mechanism ink marks zone according to described acquisition, launch laser beam, ink molecules is separated with paper fibre, the powder that again laser ink removing mechanism is produced is afterwards removed, export to again in the dress mechanism of paper, in the process of whole ink removing, technique is simple, processing speed is fast, mode by the ink marks on the laser ablation paper can not damaged paper, reached the purpose that waste paper utilizes again.
In addition, the device of employing laser ablation paper ink marks provided by the invention makes paper become more smooth by the hole point on the coating mechanism Coated Paper, makes paper reach the standard that secondary uses.
Description of drawings
Fig. 1 is the structured flowchart of the device of employing laser ablation paper ink marks provided by the invention.
Fig. 2 is the method flow block diagram of waste paper ink removing recycling provided by the invention.
The specific embodiment
For making purpose of the present invention, technical scheme and effect clearer, clear and definite, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
See also Fig. 1, the device of employing laser ablation paper ink marks provided by the invention comprises a deinking of paper device body, is provided with on described deinking of paper device body: the sweep mechanism 40 of the first paper advance mechanism 10, load paper mechanism 20, detent mechanism 30, ink marks, laser ink removing mechanism 50, powder are removed mechanism 60, the second paper advance mechanism 70 and dress mechanism of paper 80.Described the first paper advance mechanism 10 is positioned at a side of deinking of paper device body, described sweep mechanism 40, laser ink removing mechanism 50, powder are removed the inside that mechanism 60 and the second paper advance mechanism 70 are installed in described deinking of paper device body, and described dress mechanism of paper 80 is positioned at the opposite side of deinking of paper device body.
Wherein, be provided with shaggy running roller in the first paper advance mechanism 10, the first paper advance mechanism 10 coordinates paper to be delivered to for the load paper mechanism 20 of placing paper paper is step.Certainly in other embodiments, after described the first paper advance mechanism 10 also can be provided with and fly to reach mechanism and by suction nozzle, paper is separated, then carry in load paper mechanism.
described load paper mechanism 20 can be cylinder or clear glass, sweep mechanism 40 is positioned at a side of load paper mechanism 20, be used for scanning the ink marks zone that obtains on paper, laser ink removing mechanism 50 can be positioned at the side that paper has ink marks, be used for launching laser beam according to the scanning result (being the ink marks position) of sweep mechanism 40, make ink molecules separate the ink marks that removes on paper with paper fibre under the laser beam energy effect, described powder is removed mechanism 60 also can be positioned at the side that paper has ink marks, the powder that produces when being used for ink marks is removed by laser ink removing mechanism 50 is removed.When load paper mechanism 20 is cylinder, when removing mechanism's 60 work, sweep mechanism 40, laser ink removing mechanism 50 and powder can fix, and drives paper by cylinder and rotate to complete the series of processes such as scanning, removal ink marks, powder removing; When paper was glass platform, sweep mechanism 40, laser ink removing mechanism 50 and powder were removed mechanism 60 and are needed to move reciprocatingly in a side of glass platform, completed scanning, removed the operations such as ink marks, powder removing.
In the present embodiment, the laser beam of described laser ink removing mechanism 50 outputs is one or more in ultraviolet laser, infrared laser, green laser.And the laser beam of laser ink removing mechanism 50 outputs is short-pulse laser, the printing ink on paper but is vaporized off, and can not damages paper.Take green laser as example, when the removal laser printer is printed the ink marks that stays, can adopt wavelength is the 450-600 nanometer, the green laser beam irradiation paper that is preferably wavelength and is 532 nanometers has the zone of ink marks, obscure powdered carbon can absorb pulse and be subjected to thermal evaporation, and the cellulose of paper is almost transparent to this pulse, so paper can be not influenced.
In the present embodiment, after 50 work once of laser ink removing mechanism, can again start sweep mechanism 40 run-down paper and confirm whether also there is ink marks on paper, if also have ink marks, again start 50 work of laser ink removing mechanism, and so forth, until all remove ink marks on paper.
Preferentially, be provided with for the power governor (not shown) of adjusting laser power in described laser ink removing mechanism, before in batches to deinking of paper, can first try to be in several paper, regulate the power of laser according to the result of removing printing ink, batch process paper more afterwards, thus the operating efficiency of the device that adopts laser ablation paper ink marks improved.
Also can be provided with shaggy running roller in described the second paper advance mechanism 70, be used for the paper of handling well is exported to be used to the dress mechanism of paper 80 that holds paper.In other embodiments, described the second paper advance mechanism 70 also can be provided with chain and tooth row, after the cleaning of the ink powder on paper is complete, lives paper by the tooth row folding, then by chain, paper is sent.
Described detent mechanism 30 is used for fixing paper, and prevents the paper displacement when removing powder.When being glass as load paper mechanism, the mode that detent mechanism can be by air draught is attached to paper in load paper mechanism.When load paper mechanism was cylinder, detent mechanism can make paper be attached on cylinder by the mode that air draught or spring are pushed down.
Due to the ink marks (as printing ink) of ink-jet printer or printing machine, may produce some powder in the process of laser ink removing mechanism ink removing 50, process so need powder to remove 60 pairs of powder of mechanism.In the present embodiment, described powder is removed mechanism 60 for hairbrush, blowing device or is inhaled last device.And arrange at the periphery (as a side) that powder is removed mechanism 60 and receive last mechanism (not shown) and be used for collecting powder and remove the powder that mechanism 60 removes, thereby keep the cleaning in the deinking of paper device body.
Owing to may making the surface of paper become coarse or have some hole points in the laser ink removing with in removing the process of powder, also be provided with coating mechanism 90 in described deinking of paper device body, be used for hole point and rough region on Coated Paper.In the present embodiment, the coating of described coating mechanism 90 coatings also can be paper pulp or varnish, when having the hole point on paper, can coat paper pulp at some place, hole and make paper become smooth, perhaps also can be made into the high-grade paper such as transfer paper or composite sheet, be coated with last layer varnish thereon.
Particularly, described coating mechanism 90 can be positioned at the same side of laser ink removing mechanism 50, after powder is removed mechanism's 60 removing powder, sweep mechanism also is used for the paper after the scanning ink removing, and judge whether there is the hole point on paper, by the scanning result of coating mechanism 90 according to sweep mechanism, the point of the hole on paper is coated with again, as not cheating a little on paper, need start coating mechanism 90 work.
The material used due to coating is production paper slurry used, in the embodiment of the present invention, also is provided with the drying unit for the hole point after the oven dry coating in described deinking of paper device body, and the paper of the second paper advance mechanism 70 outputs can directly be used.
In a further embodiment, also a filter can be set in described deinking of paper device body, be used for collecting the ink after gasifying, thereby again utilize, further energy savings.
Based on the device of above-mentioned employing laser ablation paper ink marks, the present invention is also corresponding provides a kind of waste paper ink removing recycling method, and as shown in Figure 2, described method comprises:
S110, by the first paper advance mechanism with paper sheet delivery to load paper mechanism.In the present embodiment, the running roller by the first paper advance mechanism coordinates with paper, with in the paper step load paper mechanism that sends in the deinking of paper device body.
S120, by detent mechanism, paper is located, when preventing that powder from removing mechanism's work, paper is shifted.
S130, obtain ink marks zone on paper by sweep mechanism scanning.During concrete enforcement, described sweep mechanism can scan the ink marks zone on paper, as the zone line of paper.
S140, make ink molecules separate the ink marks of removing on paper with paper fibre by laser ink removing mechanism according to described ink marks zone Emission Lasers.During concrete enforcement, the employing wavelength is the zone that the green laser beam irradiation paper of 532 nanometers has ink marks, and obscure powdered carbon can absorb pulse and be subjected to thermal evaporation, and ink marks is removed.
S150, remove mechanism by powder and remove powder on paper.
S160, the paper by the second paper advance mechanism after with ink removing export in the dress mechanism of paper that holds paper.During concrete enforcement, described dress mechanism of paper also can arrange an elevating mechanism, after the paper in the dress mechanism of paper reaches some, and the decline certain distance, thus make the paper in the dress mechanism of paper fill manyly, and stacked stacking.
Wherein, after step S150, described method also comprises: the paper after described sweep mechanism scanning ink removing also judges whether there is the hole point on paper, when having the hole point on paper, by coating mechanism, the point of the hole on paper is coated with.And after the step that the point of the hole on paper is coated with, described method also comprises: by the hole point after drying unit oven dry coating, can directly use after paper is sent in the deinking of paper device body, the phenomenon of other paper can not occur clinging.
In sum, the device of employing laser ablation paper ink marks provided by the invention is intermittently sent into paper in load paper mechanism one by one by the first paper advance mechanism, scan ink marks on paper by sweep mechanism, remove ink marks on paper by laser ink removing mechanism afterwards, the powder that again laser ink removing mechanism is produced is afterwards removed, export to again in the dress mechanism of paper, in the process of whole ink removing, technique is simple, processing speed is fast, mode by the ink marks on the laser ablation paper can not damaged paper, has reached the purpose that waste paper utilizes again.The paper of removing in this way ink marks can utilize the left and right ten times, can greatly reduce and fall trees for papermaking, has greatly saved the cost of enterprise's paper using.The present invention and the existing more environmental protection of ink marks that utilizes chemical method to remove waste paper have not only reduced the demand to chemicals, can also greatly reduce CO2 emission, environmental protection.
Be understandable that, for those of ordinary skills, can be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, and all these changes or replacement all should belong to the protection domain of the appended claim of the present invention.
Claims (10)
1. a device that adopts laser ablation paper ink marks, is characterized in that, comprises a deinking of paper device body, is provided with on described deinking of paper device body:
The first paper advance mechanism for delivery of paper;
Be used for placing the load paper mechanism of paper;
Be used for the detent mechanism to the paper location;
Be used for scanning and obtain the sweep mechanism in the ink marks zone on paper;
Being used for Emission Lasers regional according to described ink marks makes ink molecules separate the laser ink removing mechanism of removing the ink marks on paper with paper fibre;
Be used for removing the powder removing mechanism of the powder on paper;
Be used for the second paper advance mechanism with the output of the paper after ink removing;
Be used for holding the dress mechanism of paper of paper;
Described the first paper advance mechanism is positioned at a side of deinking of paper device body, described detent mechanism, sweep mechanism, laser ink removing mechanism, powder are removed the inside that mechanism and the second paper advance mechanism are installed in described deinking of paper device body, and described dress mechanism of paper is positioned at the opposite side of deinking of paper device body.
2. the device of employing laser ablation paper ink marks according to claim 1, is characterized in that,
Whether described sweep mechanism also is used for the paper after the scanning ink removing and judges on paper smoothly, or has the hole point;
Also be provided with the coating mechanism that the point of the hole on paper is coated with for the scanning result according to sweep mechanism in described deinking of paper device body.
3. the device of employing laser ablation paper ink marks according to claim 1, is characterized in that, is provided with for the power demodulator of adjusting laser power in described laser ink removing mechanism.
4. the device of employing laser ablation paper ink marks according to claim 2, is characterized in that, also is provided with the drying unit for the paper after the oven dry coating in described deinking of paper device body.
5. the device of employing laser ablation paper ink marks according to claim 1, is characterized in that, described powder is removed mechanism and is hairbrush, blowing device or inhales last device.
6. adopt according to claim 1 or 5 the device of laser ablation paper ink marks, it is characterized in that, also be provided with the last mechanism of receipts that removes the powder of mechanism's removing for collecting powder in described deinking of paper device body.
7. a waste paper ink removing recycling method, is characterized in that, comprising:
By the first paper advance mechanism with paper sheet delivery to load paper mechanism;
By detent mechanism, paper is located;
Regional by the ink marks that sweep mechanism scanning is obtained on paper;
Make ink molecules separate the ink marks of removing on paper with paper fibre by laser ink removing mechanism Emission Lasers regional according to described ink marks;
Remove mechanism by powder and remove powder on paper;
Paper by the second paper advance mechanism after with ink removing exports in the dress mechanism of paper that holds paper.
8. waste paper ink removing recycling method according to claim 7, is characterized in that, described removed the step that mechanism removes the powder on paper by powder after, described method also comprises:
By the paper after described sweep mechanism scanning ink removing and whether smoothly judge on paper, or there is the hole point, when having the hole point on paper, by coating mechanism, the point of the hole on paper is coated with.
9. waste paper ink removing recycling method according to claim 7, is characterized in that, described removed the step that mechanism removes the powder on paper by powder after, described method also comprises:
Sweep mechanism scans paper again, judges whether to exist ink marks zone, if ink marks is arranged on paper, described laser ink removing mechanism removes the ink marks on paper again.
10. waste paper ink removing recycling method according to claim 8, is characterized in that, after the step that the point of the hole on paper is coated with by coating mechanism, described method also comprises:
By the hole point after drying unit oven dry coating.
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Cited By (11)
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| CN104070831A (en) * | 2014-06-29 | 2014-10-01 | 杨成林 | Method for eliminating printing or scribbling marks in paper |
| CN104385795A (en) * | 2014-10-24 | 2015-03-04 | 常熟阿特斯阳光电力科技有限公司 | Photovoltaic module bar code information correction method and system |
| CN104438153A (en) * | 2014-12-02 | 2015-03-25 | 赵永兴 | Physical printing ink removal machine |
| CN104480789A (en) * | 2014-12-15 | 2015-04-01 | 贵州大学 | Method and device for regenerating copy paper |
| CN104680645A (en) * | 2013-11-26 | 2015-06-03 | Ncr公司 | Media depository |
| CN105002782A (en) * | 2014-10-28 | 2015-10-28 | 赵永兴 | Polishing device of ink scraping machine |
| CN106337308A (en) * | 2016-10-31 | 2017-01-18 | 李璇 | Water-saving, high-efficiency and environment-friendly paper machine for office and home use |
| CN110656538A (en) * | 2019-08-23 | 2020-01-07 | 武汉理工大学 | Paper regenerating unit based on short pulse laser |
| CN111215755A (en) * | 2019-12-10 | 2020-06-02 | 合肥工业大学 | Method for removing ink marks of paper by adopting laser |
| CN111250234A (en) * | 2020-02-11 | 2020-06-09 | 联想万像(深圳)科技有限公司 | Paper shredder |
| CN113201956A (en) * | 2020-01-30 | 2021-08-03 | 精工爱普生株式会社 | Fiber treatment system and fiber treatment method |
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| CN104680645A (en) * | 2013-11-26 | 2015-06-03 | Ncr公司 | Media depository |
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| CN106337308A (en) * | 2016-10-31 | 2017-01-18 | 李璇 | Water-saving, high-efficiency and environment-friendly paper machine for office and home use |
| CN110656538A (en) * | 2019-08-23 | 2020-01-07 | 武汉理工大学 | Paper regenerating unit based on short pulse laser |
| CN111215755A (en) * | 2019-12-10 | 2020-06-02 | 合肥工业大学 | Method for removing ink marks of paper by adopting laser |
| CN111215755B (en) * | 2019-12-10 | 2022-02-11 | 合肥工业大学 | Method for removing ink marks of paper by adopting laser |
| CN113201956A (en) * | 2020-01-30 | 2021-08-03 | 精工爱普生株式会社 | Fiber treatment system and fiber treatment method |
| CN111250234A (en) * | 2020-02-11 | 2020-06-09 | 联想万像(深圳)科技有限公司 | Paper shredder |
| CN111250234B (en) * | 2020-02-11 | 2022-03-22 | 联想万像(深圳)科技有限公司 | Paper shredder |
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Address after: 230601 Feilong Road, Hefei economic and Technological Development Zone, Anhui Patentee after: Anhui Antai New Style Packing Materials Co., Ltd. Patentee after: SHENZHEN JINJIA GROUP CO., LTD. Address before: 230601 Feilong Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Anhui Antai New Style Packing Materials Co., Ltd. Patentee before: Shenzhen Jinjia Color Printing Group Co., Ltd. |