CN101077620B - Method for manufactruing wireless plate seam laser packaging film - Google Patents
Method for manufactruing wireless plate seam laser packaging film Download PDFInfo
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- CN101077620B CN101077620B CN2007100285152A CN200710028515A CN101077620B CN 101077620 B CN101077620 B CN 101077620B CN 2007100285152 A CN2007100285152 A CN 2007100285152A CN 200710028515 A CN200710028515 A CN 200710028515A CN 101077620 B CN101077620 B CN 101077620B
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Abstract
The no-plate seam laser packing film producing process includes the steps of compounding material, coating, molding, aluminum plating, back gluing, cutting and winding. The molding is completed in an increased set of pressing roller, heating roller and cooling roller between the guide roller and the winder; has the plate mounted on the surface of the heating roller and cooling roller, with the plate seam being aligned to the center of the cooling area of the cooling roller; and includes the first molding of the coated film between the pressing roller and the heating roller and the second molding between the pressing roller and the cooling roller. During molding, the position of the plate seam in the heating roller and that in the cooling roller are always in difference of 180 deg. The present invention realizes no plate seam of laser packing film, and has low material consumption and wide application range.
Description
Technical field
The present invention relates to laser packaging film, particularly a kind of manufacture method of wireless version seam laser packaging film.
Background technology
Traditional laser packaging film manufacture method is: employing batching → coating → mold pressing → aluminize → gum → cut → the several processing steps of bundling → product.Its technical process is at first resin and dyestuff to be mixed into radium-shine coating with dispersion machine; The radium-shine coating that will mix then is coated on the PET polyester film with coating machine, and oven dry; Use the moulding press imprinted pattern again on above-mentioned coating; The coated film that mold pressing is finished is sent on the vacuum aluminum-coated machine and is aluminized; To be coated with the hot melt primer on the aluminium face after aluminizing, and oven dry; Cut the vacant rim charge in both sides then, be rolled into the product of different length according to the customer requirements branch.
The schematic diagram of mold pressing procedure described in the prior art as shown in Figure 1, described surface scribbles the coated film 7 of coating and carries out mold pressing through the portion of unreeling 1 by the contact site that deflector roll 2 enters pressure roller 3 and hot-rolling 4, through chill roll 5 coolings, through deflector roll 2 to rolling portion 6.In mold pressing procedure, because the rectangle space of a whole page is to coat to be installed on the circular hot-rolling outer surface, therefore form nature version seam between the space of a whole page, make like this and can stamp the version seam above coated film is after the hot-rolling mold pressing, make and contain the version seam that distance was stitched or had to thin version seam or overlapping version by the radium-shine film that final production goes out.Because laser packaging film of the prior art all contains an edition seam defect, so when it is used on the printed apcksging material, has the part printed patterns and be imprinted on version and sew on bad sheet of generation, and can only adopt the method that cuts that this part bad sheet is cut.The bad sheet rate that causes thus according to statistics is greater than 20%, and this gives and uses the printing enterprise of laser packaging film to bring huge waste of material, has increased the material cost of printing enterprise.In addition, because laser packaging film of the prior art all contains an edition seam defect, can't adopt the low relatively gravure equipment of production cost so print enterprise.So be badly in need of working out a kind of manufacture method of simple and easy to do wireless version seam laser packaging film, this also is aim of the present invention place.
Summary of the invention
The objective of the invention is defective, a kind of manufacture method of wireless version seam laser packaging film is provided at above-mentioned prior art.
The technical scheme taked of the present invention is to achieve these goals: a kind of manufacture method of wireless version seam laser packaging film, comprise batching → coating → mold pressing → aluminize → gum → cut → the several processing steps of bundling → product, described mold pressing procedure carries out according to following steps
Step 1 is set up between deflector roll and rolling portion a cover pressure roller and a cold and hot roller is installed, described cold and hot roller comprises high-temperature region and cooling zone, outer surface at cold and hot roller coats the installation space of a whole page, make the version seam aim at the center, cooling zone of chill roll, and the version seam position that the version on the cold and hot roller is stitched on the relative hot-rolling in position keep 180 degree installation sites;
Heat roller temperature is 165 ℃-179 ℃ in the described mold pressing first time, the high-temperature region of described cold and hot roller account for its cross-sectional area 95%, the cooling zone accounts for 5% of its cross-sectional area, the temperature of cold and hot roller high-temperature region is that 168 ℃-182 ℃, transverse temperature are 90 ℃-108 ℃ in the described mold pressing second time, transverse temperature is meant cold and hot roller cooling zone center position transverse temperature, and the pressure of described pressure roller remains on one kilogram.
The invention has the beneficial effects as follows: compared to existing technology, the present invention has realized the seamless production of laser packaging film, on the one hand, has reduced the waste of material greatly, has reduced the material cost of printing enterprise; The no-slot laser packaging film product of producing with the present invention can unrestrictedly be applied on the gravure equipment on the other hand, has reduced the production cost of printing enterprise.
Description of drawings
Fig. 1 is the schematic diagram of mold pressing procedure described in the prior art;
Fig. 2 is a mold pressing procedure schematic diagram of the present invention;
Fig. 3 is the cold and hot roller schematic diagram described in the mold pressing procedure of the present invention.
Among the figure: 1 unreels portion, 2 deflector rolls, 3 pressure rollers, 4 hot-rollings, 5 chill rolls, 6 rolling portions, 7 coated film, 8 cold and hot rollers, 8.1 high-temperature regions, 8.2 cooling zones, 9 spaces of a whole page, 9.1 editions seams.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
The manufacture method of a kind of wireless version seam laser packaging film of the present invention comprises the processing step of batching → coating → mold pressing → aluminize → gum → cut → bundling → product, and described mold pressing procedure as shown in Figure 2 carries out according to following steps:
Step 1 as shown in Figure 2, between deflector roll and rolling portion, set up a cover pressure roller and a cold and hot roller is installed, described cold and hot roller as shown in Figure 3, cold and hot roller comprises high-temperature region and cooling zone, wherein the high-temperature region account for cold and hot roller entire cross section area 95%, the cooling zone accounts for 5% of its cross-sectional area.As shown in Figure 3, the outer surface coating installation space of a whole page at cold and hot roller makes the version seam aim at the center, cooling zone of chill roll, and makes edition version seam position of stitching on the relative hot-rolling in position on the cold and hot roller keep 180 degree installation sites.
Forward and backward twice mold pressing by above-mentioned hot-rolling and cold and hot roller, wherein the mold pressing first time of hot-rolling and conventional moulded technology are identical, the variation of the mould pressing process second time by cold and hot roller roll surface warm area of cold and hot roller, by high temperature form the version seam that hot-rolling mold pressing for the first time is created on the coated film is repeated impression once, because the version seam position that is remaining in the running on the relative hot-rolling in version seam position on the cold and hot roller keeps 180 degree run locations constant, the version seam that mold pressing is for the first time produced disappears; Because trace is not published in mold pressing when not enough 110 ℃ of temperature, and the version seam that mold pressing for the second time produces to be in the transverse temperature of the cooling zone center position of cold and hot roller in the cooling zone, whole process of production of cold and hot roller all the time be 90 ℃-108 ℃, so mold pressing for the second time can not produce new version seam, therefore adopts this kind method can produce the wireless version seam laser packaging film.
So the present invention has realized the seamless production of laser packaging film, on the one hand, reduced the waste of material greatly, reduced the material cost of printing enterprise; The no-slot laser packaging film product of producing with the present invention can unrestrictedly be applied on the gravure equipment on the other hand, has reduced the production cost of printing enterprise.
Above-described embodiment, the present invention specific embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the technical solution of the present invention scope and replacing all should be included in protection scope of the present invention.
Claims (2)
1. the manufacture method of a wireless version seam laser packaging film, comprise batching, coating, mold pressing successively, aluminize, gum, cut, bundling, the several processing steps of product, it is characterized in that: described mold pressing procedure carries out according to following steps,
Step 1 is set up between deflector roll and rolling portion a cover pressure roller and a cold and hot roller is installed, described cold and hot roller comprises high-temperature region and cooling zone, outer surface at cold and hot roller coats the installation space of a whole page, make the version seam aim at the center, cooling zone of chill roll, and the version seam position that the version on the cold and hot roller is stitched on the relative hot-rolling in position keep 180 degree installation sites;
Step 2 will unreel that coated film in the portion enters pressure roller by deflector roll and the hot-rolling contact site carries out the mold pressing first time, cool off through chill roll, and enter pressure roller and cold and hot roller contact site carries out the mold pressing second time through deflector roll, cool off through chill roll, and through deflector roll to rolling portion, keep the version seam position on the relative hot-rolling in version seam position on the cold and hot roller to keep 180 degree run locations constant in the whole mold process, heat roller temperature is 165 ℃-179 ℃ in the described mold pressing first time, the temperature of cold and hot roller high-temperature region is 168 ℃-182 ℃ in the described mold pressing second time, transverse temperature is 90 ℃-108 ℃, and the high-temperature region of described cold and hot roller accounts for 95% of its cross-sectional area, the cooling zone accounts for 5% of its cross-sectional area.
2. by the manufacture method of the described wireless version seam laser packaging film of claim 1, it is characterized in that: in the described mold pressing first time, the pressure of described pressure roller remains on 0.1MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100285152A CN101077620B (en) | 2007-06-11 | 2007-06-11 | Method for manufactruing wireless plate seam laser packaging film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100285152A CN101077620B (en) | 2007-06-11 | 2007-06-11 | Method for manufactruing wireless plate seam laser packaging film |
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| Publication Number | Publication Date |
|---|---|
| CN101077620A CN101077620A (en) | 2007-11-28 |
| CN101077620B true CN101077620B (en) | 2010-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100285152A Expired - Fee Related CN101077620B (en) | 2007-06-11 | 2007-06-11 | Method for manufactruing wireless plate seam laser packaging film |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101274576B (en) * | 2008-04-29 | 2010-06-09 | 汕头市东风印刷厂有限公司 | Laser holograph mould pressing method |
| CN101642997B (en) * | 2009-09-10 | 2013-08-07 | 武汉宇科包装科技股份有限公司 | Laser moulding process and laser molding press of free-coating layer seamless holographic films |
| CN102019808B (en) * | 2010-10-21 | 2013-01-16 | 东莞光群雷射科技有限公司 | Mould pressing process method for preparing seamless laser packaging film |
| CN102229293A (en) * | 2011-04-20 | 2011-11-02 | 中山市金利纸业有限公司 | Production method of wet-type composite transfer and positioning paper |
| CN102926275B (en) * | 2011-08-11 | 2014-11-05 | 上海紫江喷铝环保材料有限公司 | Production method of continuous seamless transfer holographic paper |
| CN103029466A (en) * | 2013-01-07 | 2013-04-10 | 上海联净电子科技有限公司 | Single-roller double-embossing electromagnetic mould pressing roller process and device |
| CN105666849A (en) * | 2016-04-15 | 2016-06-15 | 马怡鑫 | Laser film processing device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1772498A (en) * | 2005-09-12 | 2006-05-17 | 伟诚实业（深圳）有限公司 | No-plate seam holographic molding method and device |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1772498A (en) * | 2005-09-12 | 2006-05-17 | 伟诚实业（深圳）有限公司 | No-plate seam holographic molding method and device |
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| CN101077620A (en) | 2007-11-28 |
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