CN1772498A - No-plate seam holographic molding method and device - Google Patents
No-plate seam holographic molding method and device Download PDFInfo
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- CN1772498A CN1772498A CN 200510037275 CN200510037275A CN1772498A CN 1772498 A CN1772498 A CN 1772498A CN 200510037275 CN200510037275 CN 200510037275 CN 200510037275 A CN200510037275 A CN 200510037275A CN 1772498 A CN1772498 A CN 1772498A
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Abstract
The present invention is no-plate seam holographic molding method and device. The method includes painting holographic imaging pre-coating onto molded material, designing and making well flexible cylindrical seamless molded plate, installation and other steps. The device includes successively arranged unwinding unit, preheated tension controlling roller, two molded plate rollers with cylindrical seamless molded plate, molding roller, cooling and flattening roller and winding unit. The unwound molded material is made to pass through the said rollers successively to form the holographic texts and graphics and finally wound in the winding unit.
Description
Technical field the present invention relates to the mold pressing printing technology, particularly relates to holographic molding method and device.
The background technology embossed holographic printing is a high-tech typography, integrates false proof and advantage aesthetic feeling and is widely used in advertisement, illustration and packaging field owing to hologram has.The method of prior art contour forging is, at first lithographic plate mold pressing version volume is attached on the cylindrical mold pressing roll, thereby has the seam of mold pressing version inevitably; The contour forging product that utilizes such mold pressing version and molding device to produce, for example oriented polypropylene (OPP) OPP film, poly terephthalic acid second two fat PET films and polyvinyl chloride PVC film and paper etc., the hologram that is stamped in above them exists version seam so that picture and text discontinuous owing to the mold pressing version has seam.The existence of version seam has a strong impact on the application of contour forging product on web feed printing equipment.When printing figure message is printed on version when sewing on, just can produce spoilage; Current, the mold pressing version that some printing producer adopts expensive jumping seam device to skip on the contour forging product when printing is stitched the generation of avoiding spoilage, but jumping seam device is very expensive and need special mold pressing producer give close cooperation, therefore, adopting the mode of jumping the seam device to be difficult in the printing industry promotes.
The summary of the invention the technical problem to be solved in the present invention is to avoid above-mentioned the deficiencies in the prior art part and proposes a kind of no-plate seam holographic molding method and device, there is not mold pressing version seam in the contour forging product that adopts the inventive method and device to make, and hologram is continuous; And the low and efficient height of cost.
The present invention solve the technical problem can be by realizing by the following technical solutions:
Propose a kind of no-plate seam holographic molding method, may further comprise the steps:
1. on moulding material, be coated with the holographic imaging precoated shet;
Further comprising the steps of:
2. design, make flexible well cylindrical seamless molded plate;
3. install described cylindrical seamless molded plate: two forging printing plate rollers are placed in the described cylindrical seamless molded plate, regulate the distance between two forging printing plate rollers, make the abundant tensioning of cylindrical seamless molded plate but unlikely breaking;
4. die-pressed hologram on described moulding material: described moulding material unreels from unwinding device, through the preheating tension control roll, precoated shet on the moulding material contacts with cylindrical seamless molded plate, moulding material is behind the hot press moulding of accepting between forging printing plate roller and the mold pressing roll, hologram on the cylindrical seamless molded plate is just transferred on the moulding material that is coated with the holographic imaging precoated shet, mold pressing has the moulding material of hologram again through the setting of cooling nip rolls, at last by the wrap-up rolling.
The preparation method of the cylindrical seamless molded plate of above-mentioned steps in 2. is as follows:
A. size and picture and text direction are as requested produced lithographic plate mold pressing nickel mother matrix with conventional method;
B. butt joint is rolled into the cylindrical nickel mother matrix in described lithographic plate mold pressing nickel mother matrix being faced by picture and text, and is connected and fixed by two butt ends of adhesive with described cylindrical nickel mother matrix with arc sheetmetal in joint;
C. with the insulated enclosure material 10 centimetres of inner surfaces with interior length of described cylindrical nickel mother matrix outer surface and two ends are sealed;
D. the cylindrical nickel mother matrix of above-mentioned good seal is put into the electroforming platemaking machine and carry out electroforming;
E. wait the electroforming of described cylindrical nickel mother matrix inner surface to needs thickness, it is taken out from electrotyping bath, then the electroformed layer of described cylindrical nickel mother matrix and its inner surface is peeled off, described electroformed layer is cylindrical seamless molded plate.
The present invention solve the technical problem and can also further realize by coming by the following technical solutions: design, use a kind of no-plate seam holographic molding device, along unreeling of moulding material to the rolling route, comprise unwinding device, preheating tension control roll, forging printing plate roller and mold pressing roll and cooling nip rolls and wrap-up successively, described forging printing plate roller has two, also comprises cylindrical seamless molded plate; Described two forging printing plate rollers are parallel and spacing is arranged place in the described cylindrical seamless molded plate and make the abundant tensioning of cylindrical seamless molded plate but unlikely breaking; Described moulding material is after unwinding device unreels, through the preheating tension control roll, precoated shet on the moulding material contacts with cylindrical seamless molded plate, moulding material is behind the hot press moulding of accepting between forging printing plate roller and the mold pressing roll, hologram on the cylindrical seamless molded plate has just been transferred on the moulding material that is coated with the holographic imaging precoated shet, the moulding material that mold pressing has a hologram again after the setting of cooling nip rolls at last by the wrap-up rolling.
Unreel and the rolling route of described moulding material have two, and these two lines include unwinding device, preheating tension control roll, forging printing plate roller and mold pressing roll and cooling nip rolls and wrap-up from unreeling to rolling; Define described route and comprise that from unreeling to rolling unwinding device, preheating tension control roll, forging printing plate roller and mold pressing roll and cooling nip rolls and wrap-up are a station, described no-plate seam holographic molding device then comprises two stations.
Described two stations are with respect to the central point poling symmetry of described cylindrical seamless molded plate, and described two stations can operate or running separately simultaneously.
Also be provided with Xelminator and two-sided deduster between described unwinding device and the preheating tension control roll.
Compare with prior art, the technique effect of seamless full trouble mould pressing method of the present invention and device is: 1. because the mold pressing version that mould pressing method of the present invention and device adopt is a cylindrical seamless molded plate, therefore the contour forging product produced of mold pressing, there are not mold pressing version seam in for example OPP film, PET film and PVC film and paper etc. and hologram is continuous; So these contour forging products can be used as intermediate materials on web feed printing equipment smoothly, have improved labor productivity and printing efficiency greatly; 2. therefore the cylindrical seamless molded plate long service life has reduced production cost; 3. the symmetrical configuration of no-plate seam holographic molding device, therefore the dynamic balance performance of device is splendid; 4. device is provided with two stations, produces contour forging product efficiency height.
Description of drawings
Fig. 1 is a no-plate seam holographic molding device schematic diagram of the present invention;
Fig. 2 is the manufacturing process schematic diagram of the cylindrical seamless molded plate 2 of described molding device, comprise Fig. 2 A, Fig. 2 B, Fig. 2 C and Fig. 2 D, wherein Fig. 2 A is that schematic diagram, Fig. 2 B of lithographic plate mold pressing nickel mother matrix 21 ' are the structural representations after described lithographic plate mold pressing nickel mother matrix 21 ' is rolled into cylindrical nickel mother matrix 21; Fig. 2 C is described cylindrical nickel mother matrix 21 structural representation after sealed; Fig. 2 D is the structural representation of the cylindrical seamless molded plate 2 made.
The specific embodiment is described in further detail below in conjunction with the most preferred embodiment shown in the accompanying drawing.
A kind of no-plate seam holographic molding method may further comprise the steps:
1. on moulding material 1, be coated with the holographic imaging precoated shet; Further comprising the steps of:
2. design, make flexible well cylindrical seamless molded plate 2;
3. install described cylindrical seamless molded plate 2: two forging printing plate rollers 35,45 are placed in the described cylindrical seamless molded plate 2, regulate the distance between two forging printing plate rollers 35,45, make the abundant tensioning of cylindrical seamless molded plate but unlikely breaking;
4. die-pressed hologram on described moulding material 1: below to work simultaneously with two stations 3,4 be that example is briefly explained:
Described moulding material 1 is respectively after unwinding device 31 and 41 unreels, and respectively through preheating tension control roll 34 and 44, then the precoated shet on the moulding material 1 contacts with cylindrical seamless molded plate 2, moulding material 1 is being accepted between forging printing plate roller 35 and the mold pressing roll 36, and behind the hot press moulding between forging printing plate roller 45 and the mold pressing roll 46, hologram on the cylindrical seamless molded plate 2 is just transferred on the moulding material 1 that is coated with the holographic imaging precoated shet, mold pressing has the moulding material 1 of hologram more respectively through cooling nip rolls 37 and 47 setting, at last respectively by wrap-up 38 and 48 rollings.
As shown in Figure 2, the preparation method of the cylindrical seamless molded plate of above-mentioned steps in 2. is as follows:
A. size and picture and text direction are as requested produced lithographic plate mold pressing nickel mother matrix 21 ' with conventional method, shown in Fig. 2 A;
B. butt joint is rolled into cylindrical nickel mother matrix 21 in described lithographic plate mold pressing nickel mother matrix 21 ' being faced by picture and text, and is connected and fixed by two butt ends of adhesive with described cylindrical nickel mother matrix 21 with arc sheetmetal 22 in joint, shown in Fig. 2 B;
C. with insulated enclosure material 23 10 centimetres of inner surfaces with interior length of described cylindrical nickel mother matrix 21 outer surfaces and two ends are sealed, shown in Fig. 2 C;
D. the cylindrical nickel mother matrix 21 of above-mentioned good seal is put into the electroforming platemaking machine and carry out electroforming;
E. wait described cylindrical nickel mother matrix 21 inner surface electroforming to needs thickness, it is taken out from electrotyping bath, then the described cylindrical nickel mother matrix 21 and the electroformed layer 2 of its inner surface are peeled off, described electroformed layer 2 is cylindrical seamless molded plate 2, shown in Fig. 2 D.
Described step 4. in, described moulding material 1 gives static elimination and dust removal process also passing through Xelminator 32 (42) and two-sided deduster 33 (43) before successively through preheating tension control roll 34 (44).
In the inventive method, described forging printing plate roller 35 (45) is oily heated type metal forging printing plate roller, and they are after the high temperature oil heating, and the maximum temperature of roll surface can reach 250 ℃, and temperature control precision is at ± 0.5 ℃.Mold pressing roll 36 (46) is made at the heat-resisting silicon rubber of metal roller core outer wrapping or heat-resisting polytetrafluoroethylplastic plastic, and its hardness during use, is looked different the mold pressing roll that moulding material and coating are selected different hardness between Shore hardness 70～90.
Among the present invention, described moulding material is oriented polypropylene (OPP) OPP film or poly terephthalic acid second two fat PET films or polyvinyl chloride PVC film or paper.
A kind of no-plate seam holographic molding device, as shown in Figure 1, along unreeling of moulding material 1, comprise unwinding device 31 (41), preheating tension control roll 34 (44), forging printing plate roller 35 (45) and mold pressing roll 36 (46) and cooling nip rolls 37 (47) and wrap-up 38 (48) successively to the rolling route; Described forging printing plate roller has two, and promptly forging printing plate roller 35,45, also comprise cylindrical seamless molded plate 2; Described two forging printing plate rollers 35,45 are parallel and spacing is arranged place in the described cylindrical seamless molded plate 2 and make cylindrical seamless molded plate 2 abundant tensionings but unlikely breaking; Described moulding material 1 unreels from unwinding device 31 (41), through preheating tension control roll 34 (44), precoated shet on the moulding material 1 contacts with cylindrical seamless molded plate 2, moulding material 1 is behind the hot press moulding of accepting between forging printing plate roller 35 (45) and the mold pressing roll 36 (46), hologram on the cylindrical seamless molded plate 2 is just transferred on the moulding material 1 that is coated with the holographic imaging precoated shet, mold pressing has the moulding material 1 of hologram again through 37 (47) setting of cooling nip rolls, at last by wrap-up 38 (48) rollings.
Also be provided with Xelminator 32 (42) and two-sided deduster 33 (43) between described unwinding device 31 (41) and the preheating tension control roll 34 (44).
As shown in Figure 1, unreel and the rolling route of described moulding material 1 have two, and these two lines include unwinding device 31 (41), preheating tension control roll 34 (44), forging printing plate roller 35 (45) and mold pressing roll 36 (46) and cool off nip rolls 37 (47) and wrap-up 38 (48) from unreeling to rolling; Define described route and comprise that from unreeling to rolling unwinding device, preheating tension control roll, forging printing plate roller and mold pressing roll and cooling nip rolls and wrap-up are a station, no-plate seam holographic molding device of the present invention then comprises two stations: station 3 and station 4.Station 3 comprises unwinding device 31, Xelminator 32, two-sided deduster 33, preheating tension control roll 34, forging printing plate roller 35 and mold pressing roll 36 and cooling nip rolls 37 and wrap-up 38; Station 4 comprises unwinding device 41, Xelminator 42, two-sided deduster 43, preheating tension control roll 44, forging printing plate roller 45 and mold pressing roll 46 and cooling nip rolls 47 and wrap-up 48.
In apparatus of the present invention, as shown in Figure 1, described station 3 and station 4 are with respect to the central point poling symmetry of described cylindrical seamless molded plate 2, and described two stations 3,4 can operate or running separately simultaneously.When two stations 3,4 operated simultaneously, cylindrical seamless molded plate 2 and was made cycle rotation under the extrusion friction of two mold pressing roll 36,46 under the tensioning of two forging printing plate rollers 35,45 and driving; In two stations 3,4 one separately during running, cylindrical seamless molded plate 2 and is made cycle rotation under the extrusion friction of a mold pressing roll 36 or mold pressing roll 46 under the tensioning of two forging printing plate rollers 35,45 and driving.
In apparatus of the present invention, described forging printing plate roller 35 (45) is a deep fat heated type metal forging printing plate roller, and they are after the high-temperature hot oil heating, and the maximum temperature of roll surface can reach 250 ℃, and temperature control precision is at ± 0.5 ℃.Mold pressing roll 36 (46) is made at the heat-resisting silicon rubber of metal roller core outer wrapping or heat-resisting polytetrafluoroethylplastic plastic, and its hardness during use, is looked different the mold pressing roll that moulding material and coating are selected different hardness between Shore hardness 70～90.
Described moulding material 1 is oriented polypropylene (OPP) OPP film or poly terephthalic acid second two fat PET films or polyvinyl chloride PVC film or paper.
Claims (10)
1. no-plate seam holographic molding method may further comprise the steps:
1. on moulding material, be coated with the holographic imaging precoated shet;
It is characterized in that, further comprising the steps of:
2. design, make flexible well cylindrical seamless molded plate;
3. install described cylindrical seamless molded plate: two forging printing plate rollers are placed in the described cylindrical seamless molded plate, regulate the distance between two forging printing plate rollers, make the abundant tensioning of cylindrical seamless molded plate but unlikely breaking;
4. die-pressed hologram on described moulding material: described moulding material unreels from unwinding device, through the preheating tension control roll, precoated shet on the moulding material contacts with cylindrical seamless molded plate, moulding material is behind the hot press moulding of accepting between forging printing plate roller and the mold pressing roll, hologram on the cylindrical seamless molded plate is just transferred on the moulding material that is coated with the holographic imaging precoated shet, mold pressing has the moulding material of hologram again through the setting of cooling nip rolls, at last by the wrap-up rolling.
2. no-plate seam holographic molding method as claimed in claim 1 is characterized in that: the preparation method of the cylindrical seamless molded plate of described step in 2. is as follows:
A. size and picture and text direction are as requested produced lithographic plate mold pressing nickel mother matrix with conventional method;
B. butt joint is rolled into the cylindrical nickel mother matrix in described lithographic plate mold pressing nickel mother matrix being faced by picture and text, and is connected and fixed by two butt ends of adhesive with described cylindrical nickel mother matrix with arc sheetmetal in joint;
C. with the insulated enclosure material 10 centimetres of inner surfaces with interior length of described cylindrical nickel mother matrix outer surface and two ends are sealed;
D. the cylindrical nickel mother matrix of above-mentioned good seal is put into the electroforming platemaking machine and carry out electroforming;
E. wait the electroforming of described cylindrical nickel mother matrix inner surface to needs thickness, it is taken out from electrotyping bath, then the electroformed layer of described cylindrical nickel mother matrix and its inner surface is peeled off, described electroformed layer is cylindrical seamless molded plate.
3. no-plate seam holographic molding method as claimed in claim 1 or 2 is characterized in that: described step 4. in, described moulding material is being eliminated and dust removal process through also giving static through Xelminator and two-sided deduster successively before the preheating tension control roll.
4. no-plate seam holographic molding method as claimed in claim 1 or 2 is characterized in that: described forging printing plate roller is oily heated type metal forging printing plate roller.
5. no-plate seam holographic molding method as claimed in claim 1 or 2 is characterized in that: described moulding material is oriented polypropylene (OPP) OPP film or poly terephthalic acid second two fat PET films or polyvinyl chloride PVC film or paper.
6. a no-plate seam holographic molding device along unreeling to the rolling route of moulding material, comprises unwinding device, preheating tension control roll, forging printing plate roller and mold pressing roll and cooling nip rolls and wrap-up successively, it is characterized in that:
Described forging printing plate roller has two, also comprises cylindrical seamless molded plate; Described two forging printing plate rollers are parallel and spacing is arranged place in the described cylindrical seamless molded plate and make the abundant tensioning of cylindrical seamless molded plate but unlikely breaking;
Described moulding material unreels from unwinding device, through the preheating tension control roll, precoated shet on the moulding material contacts with cylindrical seamless molded plate, moulding material is behind the hot press moulding of accepting between forging printing plate roller and the mold pressing roll, hologram on the cylindrical seamless molded plate is just transferred on the moulding material that is coated with the holographic imaging precoated shet, mold pressing has the moulding material of hologram again through the setting of cooling nip rolls, at last by the wrap-up rolling.
7. no-plate seam holographic molding device as claimed in claim 6, it is characterized in that: unreel and the rolling route of described moulding material have two, and these two lines include unwinding device, preheating tension control roll, forging printing plate roller and mold pressing roll and cooling nip rolls and wrap-up from unreeling to rolling; Define described route and comprise that from unreeling to rolling unwinding device, preheating tension control roll, forging printing plate roller and mold pressing roll and cooling nip rolls and wrap-up are a station, described no-plate seam holographic molding device then comprises two stations.
8. no-plate seam holographic molding device as claimed in claim 7 is characterized in that: described two stations are with respect to the central point poling symmetry of described cylindrical seamless molded plate, and described two stations can operate or running separately simultaneously.
9. as each described no-plate seam holographic molding device of claim 6 to 8, it is characterized in that: also be provided with Xelminator and two-sided deduster between described unwinding device and the preheating tension control roll.
10. as each described no-plate seam holographic molding device of claim 6 to 8, it is characterized in that: described forging printing plate roller is oily heated type metal forging printing plate roller.
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| CNB2005100372753A CN100382959C (en) | 2005-09-12 | 2005-09-12 | No-plate seam holographic molding method and device |
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| CNB2005100372753A CN100382959C (en) | 2005-09-12 | 2005-09-12 | No-plate seam holographic molding method and device |
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| CN1772498A true CN1772498A (en) | 2006-05-17 |
| CN100382959C CN100382959C (en) | 2008-04-23 |
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