CN102320196B - Method for reducing damage to printed surfaces of products in postpress processing processes - Google Patents
Method for reducing damage to printed surfaces of products in postpress processing processes Download PDFInfo
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- CN102320196B CN102320196B CN 201110204378 CN201110204378A CN102320196B CN 102320196 B CN102320196 B CN 102320196B CN 201110204378 CN201110204378 CN 201110204378 CN 201110204378 A CN201110204378 A CN 201110204378A CN 102320196 B CN102320196 B CN 102320196B
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Abstract
The invention provides a method for reducing damage of printed surfaces of products in such simultaneous postpress processing processes as gold stamping, embossing and the like in different areas of printed matters. The method comprises the following steps: (1) arranging an interlayer between an intaglio of a stamping, embossing and die-cutting machine and a substrate, wherein the interlayer adopts a plastic film which has thickness of 0.125-0.35mm and does not deform obviously at 80-180 DEG C; and (2) arranging an image-text area and a non-image-text area on the intaglio, processing a plane of the non-image-text area to be lower than a plane of tops of edges of the image-text area and ensuring the image-text area to have an inner concave surface relative to the tops of the edges. The method has the following beneficial effects: on the one hand, direct contact between the intaglio and the surface of the substrate can be avoided and the impact of the temperature of the intaglio on the surface of the printed matter can be reduced, and on the other hand, the intaglio can be prevented from extruding the printed surfaces of the substrate, the ink picks and scald marks on the surface of the printed matter can be greatly reduced and the yield of the product can be better improved; and the method is especially suitable for the printed substrate to undergo embossing in another area while undergoing gold stamping or holography in one area and has great economic significance in saving the cost and improving the efficiency.
Description
Technical field
The present invention relates to a kind of method of post-press finishing, relate in particular to a kind of method of carrying out simultaneously post-press finishing in the zones of different of printing, more specifically relate to a kind of zones of different in printing and carry out simultaneously can reducing the impaired method of product printing surface in the post-press finishing processes such as gold stamping, embossing.
Background technology
In recent years, along with the raising of people to commodity packaging overall styling and quality requirement, printing technology, packing technique all make great progress, and the post-press finishing technology has obtained vigorous growth especially, and gold stamping, holography and embossing all are the technique of post-press finishing.The post-press finishing technology is mainly used on greeting card, bookmark, trade mark, tobacco and wine packing and the various high-grade packing box at present, making such as cigarette-brand, that cardboard or paper surface after printing carries out local embossing, gold stamping or holographic, to increase third dimension, metal sense or the anti-counterfeiting performance of product, embossing, gold stamping or holographicly sometimes carry out at same position carries out at different positions sometimes.In order to reduce cost; increase economic efficiency; each manufacturer is all integrating the operation of post-press finishing by every means; along with applying of three-dimensional thermoprint technology; carry out simultaneously gold stamping at same position and embossing can be realized; but carry out simultaneously embossing and gold stamping or holographicly just problem occurred at different parts; namely the printed matter surface after the processing sticking flower often can occur and scald vestige; greatly reduce the qualification rate of product; this is because the intaglio plate (as shown in Figure 1) of traditional embossing machine is to adopt photoetching mask-making technology or electronic engraving technique to form literal or the area of the pattern 11 that is depressed in the space of a whole page at copper coin 1 space of a whole page of high-quality; when carrying out embossing; the intaglio plate space of a whole page 12 non-legible or area of the pattern is (as shown in Figure 2) of directly being close to printed matter surface 13; and because the very high temperature of gold stamping or holographic arts demand of carrying out simultaneously; cause the space of a whole page in intaglio plate non-graphic zone also to have higher temperature; so just easily make the printing ink of printed matter surface; the coating of aluminium coated or non-heatproof adheres on the space of a whole page in intaglio plate non-graphic zone in the embossing process, thereby affects the quality of printed matter.Therefore, in existing cigarette-brand was made, a lot of products still needed to carry out separately embossing or carry out repeatedly embossing, and this not only increases operation, strengthens the product loss, and quality also can not get ensureing.
Summary of the invention
For solving the problem of above existence, the purpose of this invention is to provide and a kind ofly carry out simultaneously can reducing the impaired method of product printing surface in embossing and the gold stamping or holographic operation process at different parts.
For realizing above purpose, the impaired method of product printing surface that reduces in the post-press finishing process of the present invention comprises the steps:
(1) between the intaglio plate of hot pressure die-cutting machine and stock an interlayer is set, this interlayer adopts thickness to be 0.125mm-0.35mm and to be the plastic sheeting that obvious deformation does not occur under 80-180 ℃ in temperature;
(2) at intaglio plate image-text area and non-graphic zone is set, the plane treatment at place, non-graphic zone is become to be lower than the plane at place, top, image-text area edge, and make image-text area have inner concave with respect to the top, edge.
Because the metal intaglio plate is that arrangement in a row is on the cellular board of hot pressure die-cutting machine, for the not processing in other zones of shadow printed matter, plastic sheeting in the above-mentioned steps (1) is the strip form film that becomes several rows to arrange along the direction that the metal intaglio plate is arranged, and the width of the Width metal intaglio plate of each strip plastic sheeting is slightly wide.
For the plastic sheeting that can upgrade in time, the strip plastic sheeting two ends in the above-mentioned steps (1) are connected with the rolling cylinder with the roller that unreels that is arranged at hot pressure die-cutting machine cellular board both sides.
Above-mentioned plastic sheeting preferred polyester film.
In order to save cost, twice laid, the discarded basement membrane in the preferred transfer paper production process of above-mentioned plastic sheeting after the stripping process rolling.
Intaglio plate in the above-mentioned steps (2), its image-text area and non-graphic zone are to adopt the way of corrosion or electronic engraving to form.
For the relief printing plate with the hot pressure die-cutting machine better cooperates, the shape of protruding picture and text, big or small corresponding on the intaglio plate in the above-mentioned steps (2), the shape of its image-text area inner concave, size and hot pressure die-cutting machine relief printing plate.
The degree of depth of above-mentioned image-text area inner concave is less than or equal to the height of picture and text projection on the hot pressure die-cutting machine relief printing plate.
In order to make the intaglio plate non-graphic zone space of a whole page as far as possible away from the surface of printed matter, the plane at above-mentioned image-text area inner concave place is higher than the plane at place, non-graphic zone.
The impaired method of product printing surface that in the post-press finishing process, reduces of the present invention, that a plastic sheeting interlayer is set between intaglio plate and stock on the one hand, intaglio plate and stock are separated, avoid intaglio plate to contact with the direct of stock surface, reduce the intaglio plate temperature to the impact on printed article surface, and because film thickness only has several person of outstanding talent's rice at zero point, and indeformable under the temperature and pressure of hot pressure seal, even the stock surface has this film to cover, do not affect the definition of its literal and pattern impression yet; That the structure of intaglio plate is improved on the other hand, plane, the image-text area that makes the space of a whole page in intaglio plate non-graphic zone be lower than place, top, image-text area edge has the inner concave with respect to the top, edge, the inner concave of this image-text area can form with the picture and text of relief printing plate upper process corresponding concaveconvex structure, and the image-text area edge of projection be can avoid embossing the time, and the intaglio plate non-graphic zone space of a whole page is to the extruding of stock printing surface; Method of the present invention, greatly reduce the sticking flower of printed matter surface and scald vestige and occur, better improve the qualification rate of product, stock after being particularly suitable for printing is when gold stamping or holographic technique is carried out in a certain zone, carry out embossing technique in another zone, the operation of manufacturer is integrated and cost savings have important economic implications.
Description of drawings
Fig. 1 is the structural representation of existing hot pressure die-cutting machine intaglio plate.
The schematic diagram that embossing plate engaged when Fig. 2 was existing hot pressure die-cutting machine impression.
The schematic diagram of embossing plate, stock and interlayer each several part present position when Fig. 3 is hot pressure die-cutting machine impression of the present invention.
Fig. 4 is the schematic diagram of interlayer of the present invention present position on hot pressure die-cutting machine intaglio plate.
Fig. 5 is the structural representation of hot pressure die-cutting machine intaglio plate of the present invention.
Fig. 6 is the profile of hot pressure die-cutting machine intaglio plate of the present invention part.
The specific embodiment
Such as Fig. 3, shown in 4, hot stamping die cutting machine comprises cellular board 2 and end steel plate 3, what be fixed in the cellular board bottom surface is the intaglio plate 21 that metal material is made, what be fixed in end surface of steel plate is resin relief 31, between intaglio plate and relief printing plate is stock paper 4, the impaired method of product printing surface that in the post-press finishing process, reduces of the present invention, at first be between intaglio plate and paper, the direction of arranging along intaglio plate arrange one movably strip polyester film 5 as interlayer, the width of the Width metal intaglio plate of strip polyester film is slightly wide, is connected with the rolling cylinder and is connected with the roller 51 that unreels that is arranged at the cellular board both sides in the two ends of strip polyester film; Next is that the structure of hot stamping die cutting machine intaglio plate is improved, such as Fig. 5, shown in 6, hot stamping die cutting machine intaglio plate of the present invention is provided with image-text area and non-graphic zone, adopt the way of corrosion or electronic engraving to make the plane 211 at place, non-graphic zone be lower than the plane at place, 212 top, image-text area edge, simultaneously also make image-text area have the inner concave 213 lower than edge top, the shape of this inner concave, the shape of size and hot stamping die cutting machine relief printing plate projection picture and text 311, size is corresponding, the degree of depth of image-text area inner concave is less than or equal to the height of the corresponding picture and text projection of relief printing plate, top, image-text area edge greater than the distance to inner concave, makes the plane at inner concave place be higher than the plane at place, non-graphic zone to the distance on plane, place, non-graphic zone.
Because the metal intaglio plate is that arrangement in a row is on the cellular board of hot pressure die-cutting machine, for the not processing in other zones of shadow printed matter, above-mentioned plastic sheeting is to embark on journey along the direction that the metal intaglio plate is arranged to arrange, the both sides of every delegation all are provided with and unreel cylinder and rolling cylinder, obviously distortion after not occuring and referring to through gold stamping and embossing in plastic sheeting under 100-180 ℃, plastic sheeting breakage, distortion can not occur and cause the uneven phenomenon of rolling.
Because the useless basement membrane that produces at stripping process in the transfer paper production process is the very excellent PET film of performance, thereby utilizes such useless basement membrane as the interlayer between metal intaglio plate and the paper, is economical and practical Perfected process.
When carrying out embossing, raised design or literal 311 enter the inner concave 213 of intaglio pattern or character area on the relief printing plate, on the one hand, because the existence of polyester film interlayer 5 being arranged, intaglio plate and stock 4 are separated, avoid intaglio plate to contact with the direct of stock surface, reduce the intaglio plate temperature to the impact on printed article surface; On the other hand, because the top, edge 212 of intaglio pattern or character area is higher than the plane 211 at place, non-graphic zone, when intaglio plate presses down, this edge not be so that the plane at place, non-graphic zone can be expressed to the surface of paper, like this, and when carry out when gold stamping or holographic in other zones of paper, even intaglio plate is heated, can not have influence on the surface that paper has printed yet, occur thereby greatly reduce the sticking flower of printed matter surface and scald vestige, better improve the qualification rate of product.In the process of impression, by unreeling the cooperation of cylinder and rolling cylinder, can upgrade interlayer at any time.
Claims (2)
1. one kind is reduced the impaired method of product printing surface in the post-press finishing process, comprises the steps:
(1) between the intaglio plate of hot pressure die-cutting machine and stock an interlayer is set, this interlayer adopts thickness to be 0.125mm-0.35mm and to be the plastic sheeting that obvious deformation does not occur under 80-180 ℃ in temperature;
(2) at intaglio plate image-text area and non-graphic zone is set, the plane treatment at place, non-graphic zone is become to be lower than the plane at place, top, image-text area edge, and make image-text area have inner concave with respect to the top, edge.
2. the impaired method of product printing surface that in the post-press finishing process, reduces according to claim 1, it is characterized in that: the plastic sheeting in the described step (1) is the strip plastic sheeting that becomes several rows to arrange along the direction that the metal intaglio plate is arranged, and the width of the Width metal intaglio plate of each strip plastic sheeting is slightly wide.
3. the impaired method of product printing surface that reduces in the post-press finishing process according to claim 2, it is characterized in that: the strip plastic sheeting two ends in the described step (1) are connected with the rolling cylinder with the roller that unreels that is arranged at hot pressure die-cutting machine cellular board both sides.
4. the impaired method of product printing surface that reduces in the post-press finishing process according to claim 3, it is characterized in that: described plastic sheeting is polyester film.
5. the impaired method of product printing surface that reduces in the post-press finishing process according to claim 3, it is characterized in that: described plastic sheeting is the discarded basement membrane that stripping process produces in the transfer paper production process.
6. each described impaired method of product printing surface that in the post-press finishing process, reduces according to claim 1-5, it is characterized in that: the intaglio plate in the described method step (2), its image-text area and non-graphic zone are to adopt the way of corrosion or electronic engraving to form.
7. the impaired method of product printing surface that in the post-press finishing process, reduces according to claim 6, it is characterized in that: the shape of protruding picture and text, big or small corresponding on the intaglio plate in the described step (2), the shape of its image-text area inner concave, size and hot pressure die-cutting machine relief printing plate.
8. the impaired method of product printing surface that reduces in the post-press finishing process according to claim 7, it is characterized in that: the degree of depth of described image-text area inner concave is less than or equal to the height of picture and text projection on the hot pressure die-cutting machine relief printing plate.
9. the impaired method of product printing surface that reduces in the post-press finishing process according to claim 6, it is characterized in that: the plane at described image-text area inner concave place is higher than the plane at place, non-graphic zone.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110204378 CN102320196B (en) | 2011-07-21 | 2011-07-21 | Method for reducing damage to printed surfaces of products in postpress processing processes |
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| CN 201110204378 CN102320196B (en) | 2011-07-21 | 2011-07-21 | Method for reducing damage to printed surfaces of products in postpress processing processes |
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| CN102320196A CN102320196A (en) | 2012-01-18 |
| CN102320196B true CN102320196B (en) | 2013-01-23 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105632329A (en) * | 2016-01-15 | 2016-06-01 | 李峰 | Production method and anti-counterfeiting method for partial concave-convex structure |
| CN107264024A (en) * | 2017-07-21 | 2017-10-20 | 周勇 | With position aniseikania pattern printing plate and with position aniseikania pattern hot stamping method |
| CN107757096A (en) * | 2017-11-17 | 2018-03-06 | 海盐创美印业有限公司 | A kind of printing Embosser with limit function |
| CN113277364B (en) * | 2021-07-23 | 2021-09-28 | 苏州天立达精密科技股份有限公司 | Film discontinuous winding conveying die cutting device |
| CN114589963B (en) * | 2022-04-07 | 2024-03-22 | 深圳市艺鼎鹏包装设计有限公司 | Packing box gilding process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2404687Y (en) * | 1999-11-23 | 2000-11-08 | 玉溪环球彩印纸盒有限公司 | Cylinder bronze printing unit of gravure press |
| CN201030671Y (en) * | 2007-06-08 | 2008-03-05 | 陕西科技大学 | Thermo-printing machine |
| CA2707569A1 (en) * | 2007-12-07 | 2009-06-11 | Chemque, Inc. | Intaglio printing methods, apparatuses, and printed or coated materials made therewith |
| CN102173195A (en) * | 2011-02-23 | 2011-09-07 | 湖北金三峡印务有限公司 | Bronzing and concave-convex one-time forming method |
| CN102285212A (en) * | 2011-07-01 | 2011-12-21 | 汕头东风印刷股份有限公司 | Method for reducing abrasion of resin relief printing plate |
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- 2011-07-21 CN CN 201110204378 patent/CN102320196B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2404687Y (en) * | 1999-11-23 | 2000-11-08 | 玉溪环球彩印纸盒有限公司 | Cylinder bronze printing unit of gravure press |
| CN201030671Y (en) * | 2007-06-08 | 2008-03-05 | 陕西科技大学 | Thermo-printing machine |
| CA2707569A1 (en) * | 2007-12-07 | 2009-06-11 | Chemque, Inc. | Intaglio printing methods, apparatuses, and printed or coated materials made therewith |
| CN102173195A (en) * | 2011-02-23 | 2011-09-07 | 湖北金三峡印务有限公司 | Bronzing and concave-convex one-time forming method |
| CN102285212A (en) * | 2011-07-01 | 2011-12-21 | 汕头东风印刷股份有限公司 | Method for reducing abrasion of resin relief printing plate |
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