CN115519917B - Production process of accurate dual anti-counterfeiting laser transfer paperboard - Google Patents
Production process of accurate dual anti-counterfeiting laser transfer paperboard Download PDFInfo
- Publication number
- CN115519917B CN115519917B CN202211507901.0A CN202211507901A CN115519917B CN 115519917 B CN115519917 B CN 115519917B CN 202211507901 A CN202211507901 A CN 202211507901A CN 115519917 B CN115519917 B CN 115519917B
- Authority
- CN
- China
- Prior art keywords
- text
- image
- counterfeiting
- holographic
- transfer film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/14—Security printing
- B41M3/148—Transitory images, i.e. images only visible from certain viewing angles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/10—Intaglio printing ; Gravure printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/008—Sequential or multiple printing, e.g. on previously printed background; Mirror printing; Recto-verso printing; using a combination of different printing techniques; Printing of patterns visible in reflection and by transparency; by superposing printed artifacts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
- B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
- B42D25/378—Special inks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/40—Manufacture
- B42D25/45—Associating two or more layers
- B42D25/46—Associating two or more layers using pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/40—Manufacture
- B42D25/45—Associating two or more layers
- B42D25/465—Associating two or more layers using chemicals or adhesives
- B42D25/47—Associating two or more layers using chemicals or adhesives using adhesives
Abstract
The invention relates to a production process of an accurate double anti-counterfeiting laser transfer paperboard, which comprises the following steps: the method comprises the following steps: coating a plateless laser transfer coating on the base film; step two: splicing a tracking detection line and 2 gauge lines on a PET plastic sheet on the left side or the right side of the holographic nickel plate area in a UV (ultraviolet) splicing mode, metalizing the spliced holographic PET plastic sheet, and electroforming a metalized nickel plate to obtain a holographic nickel plate; step three: pressing a base film into a seamless holographic pattern with a tracking detection line and a gauge line by a die, and then carrying out aluminizing operation to prepare a seamless holographic transfer film; step four: engraving the invisible anti-counterfeiting image-text information and the tracking detection line on a metal anilox roller of a coating machine in an electric engraving mode to manufacture an electric engraving anilox roller; step five: and (3) placing the seamless holographic transfer film on a coating machine to obtain a back printing invisible image-text transfer film, trimming the image-text transfer film, and then obtaining the accurate dual anti-counterfeiting laser transfer paper from the image-text transfer film.
Description
Technical Field
The invention relates to the technical field of laser transfer paperboard processing, in particular to a production process of an accurate double anti-counterfeiting laser transfer paperboard.
Background
The anti-counterfeiting technology of the cigarette packet is rapidly improved along with the development of laser holographic technology and modern plate-making technology, wherein the anti-counterfeiting of high-grade cigarette packets is improved mostly by adopting holographic special anti-counterfeiting laser paper and matching with holographic positioning gold stamping technology.
On the basis of anti-counterfeiting on a conventional printing surface, the existing cigarette packet is added with invisible anti-counterfeiting and base paper pattern and text printing anti-counterfeiting, such as: the 'noble-tobacco thinner branch' of the cigarette in Guizhou adopts a local aluminum plating process, the 'Chinese caterpillar fungus double-middle branch' of the cigarette in Yunnan adopts transfer back print invisible anti-counterfeiting, the 'double-happiness classic 1906 base paper of the cigarette in Guangdong adopts' double-happiness anti-counterfeiting paper ', the' five-leaf Goujin five-leaf double-happiness anti-counterfeiting paper 'is adopted, and the' Hibiscus king (hard) of the cigarette in Hunan adopts 'crown anti-counterfeiting paper'.
However, the invisible anti-counterfeiting paper produced by the existing method for increasing the invisible anti-counterfeiting function and the anti-counterfeiting function of the base paper printed with the pattern and the text has low registration accuracy of the back printed invisible pattern and the text of the anti-counterfeiting base paper, the invisible pattern and the text can be seen on the front surface of the anti-counterfeiting base paper by irradiating the paper from the back surface by using a light source, the invisible anti-counterfeiting function is realized by using a conventional light source, a general counterfeiter can easily find the invisible pattern and the text, and the anti-counterfeiting performance is not high.
Disclosure of Invention
The invention aims to provide a production process of an accurate double anti-counterfeiting laser transfer paperboard, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a production process of an accurate double anti-counterfeiting laser transfer paperboard comprises the following steps:
selecting a PET transfer film as a base film, and coating a plateless laser transfer coating on the base film;
splicing a tracking detection line and 2 gauge lines on a PET plastic sheet by adopting a UV (ultraviolet) splicing mode on the left side or the right side of a holographic nickel plate area of a laser seamless holographic molding press, spraying silver and metalizing the spliced holographic PET plastic sheet, and electroforming the metalized holographic PET plastic sheet in an electroforming machine to obtain a holographic nickel plate with the tracking detection line and the gauge lines;
placing the coated base film in a laser seamless holographic die pressing machine, pressing to form a seamless holographic pattern with a tracking detection line and a gauge line, then placing the base film subjected to seamless die pressing on a vacuum aluminum plating machine for aluminum plating operation to prepare a seamless holographic transfer film with the tracking line and the gauge line, and realizing front positioning;
fourthly, engraving the invisible anti-counterfeiting image-text information and the tracking detection line on a metal anilox roller of a coating machine in an electric engraving mode according to the size, the positioning size and the image-text repetition period of the anti-counterfeiting image-text on the image-text anti-counterfeiting base paper to manufacture an electric engraving anilox roller with a proper image-text period;
and fifthly, placing the aluminized seamless holographic transfer film with the tracking line and the gauge line on a coating machine for positioning coating and fixed-length stretching to obtain a back-printed invisible image-text transfer film with positioning image-text information and positioning tracking detection line, performing necessary trimming treatment on the image-text transfer film to ensure that the position deviation of the positioning image-text of each roll of base paper from the edge of the base paper is less than or equal to 0.3mm, and then stretching, positioning compounding and stripping the back-printed invisible image-text transfer film with a positioning cursor, positioning images-text and positioning gauge line in a fixed-length manner on a wet compounding machine to obtain the accurate dual anti-counterfeiting transfer paper.
As a further scheme of the invention: the PET transfer film has a thickness of 14-18 microns, a coating thickness of 0.8-1.5 microns, and a coating weight of 1.2 Ag/m 2 -1.3ɡ/m 2 。
As a further scheme of the invention: and in the second step, the width of the tracking detection line is 2mm, and the gauge line is positioned on the outer side of the holographic nickel plate.
As a further scheme of the invention: the circumference of a roll plate of the metal anilox roll is 600 to 700mm, the distance between a tracking detection line and an image-text area is 10mm, the width of the tracking detection line is 2mm, the distance between the tracking detection line and a gauge line is 3mm, the gauge lines are 9, each gauge line is 1mm long and 0.25mm wide, and the circumference of the metal anilox roll is 0.3 to 0.5mm shorter than the circumference of the same image-text anti-counterfeiting base paper, so that the repetition period of a back printing image-text is overlapped with the image-text anti-counterfeiting base paper and the period is consistent.
As a further scheme of the invention: and the back printing ink in the coating machine in the step five adopts water-based gravure inner printing ink, the coating and drying temperature is 90-110 ℃, and the machine speed is 100m/min.
As a further scheme of the invention: the wet-type compound machine is internally provided with a film unwinding deviation correction device, the deviation correction working mode adopts a deviation correction mode, a tracking line of a deviation correction electric eye is a tracking detection line on the film surface of a back printing transfer film, and after the image-text anti-counterfeiting base paper and the back printing invisible image-text transfer film are compounded, sampling light transmission is carried out to check the left and right registration conditions of the invisible anti-counterfeiting image-text and the base paper image-text anti-counterfeiting, real-time adjustment is carried out, and then the left and right accurate registration of the invisible anti-counterfeiting image-text and the base paper image-text is realized.
As a still further scheme of the invention: the wet type compound machine comprises: a base; the extrusion mechanism is arranged on the base and comprises an extrusion assembly and two sets of unwinding structures, materials wound on the two sets of unwinding structures can be pressed by the extrusion assembly, and the two sets of unwinding structures are arranged on the base in a staggered mode; the glue storage box body is arranged on the base and positioned between the two sets of unreeling structures, and a feed opening is communicated with the inside of the glue storage box body; the plugging assembly is arranged on the feed opening and comprises a first plugging structure and a second plugging structure, the first plugging structure is in sealing sliding fit with the second plugging structure, and the first plugging structure and the second plugging structure are vertically arranged; the scraping component is arranged on the base and connected with the first blocking structure, and can be used for removing glue on the edge of the material after the extrusion component is pressed and adjusting the transverse opening of the feed opening; the follow-up assembly is connected with the extrusion assembly and the second blocking structure, and the follow-up assembly is used for adjusting the longitudinal opening degree of the feed opening in the acceleration or deceleration action process of the extrusion assembly.
As a still further scheme of the invention: the first blocking structure comprises two blocking plates which are symmetrically, hermetically and slidably arranged on the feed opening, the two blocking plates are connected by a connecting sleeve, and the connecting sleeve can enable the two blocking plates to move close to or away from each other; connect the external member including rotating to install middle push rod on the feed opening, one of them is connected through a connecting rod to the one end of middle push rod the shutoff board, and the other end connects another through No. two connecting rods the shutoff board.
As a still further scheme of the invention: the scraping assembly comprises a moving frame fixedly arranged on the base, a driving device is fixed at one end of the moving frame, an output shaft of the driving device is connected with a bidirectional screw rod rotatably arranged on the moving frame, and two threaded sleeves in threaded connection with the bidirectional screw rod are symmetrically arranged on the bidirectional screw rod; the slide block is connected with the threaded sleeve, and a scraping piece is fixed on the slide block; the scraping assembly further comprises a pushing assembly connecting the plugging plate and one of the threaded sleeves; the propelling movement external member is including installing mounting bracket on the base, the mounting bracket with store up gluey box body coupling, just be fixed with the guide on the mounting bracket, be formed with the sliding chamber in the guide, it is provided with the folded plate that is "L" shape to slide in the sliding chamber, the one end of folded plate with the shutoff board is connected, and the other end passes through the yoke plate and connects the threaded sleeve.
As a still further scheme of the invention: the extrusion assembly comprises two side plates arranged on the base, at least two rotating rollers are arranged on the two side plates at equal intervals, and arc-shaped extrusion rollers matched with the rotating rollers are arranged between the two side plates at equal intervals; the follow-up assembly comprises a rotating shaft which is rotatably arranged on the mounting frame and is connected with one of the rotating rollers through a belt, a circumferential piece is fixed on the rotating shaft, a second sliding groove is formed in the circumferential piece along the length direction of the circumferential piece, and a second sliding block is arranged in the second sliding groove in a sliding manner; the follow-up assembly further comprises a sliding sleeve sleeved on the rotating shaft in a sliding mode, the sliding sleeve is connected with the second sliding block through a supporting rod and is connected with a spring sleeved on the rotating shaft, and one end, far away from the sliding sleeve, of the spring is connected with the circumferential piece; and an annular groove is formed in the sliding sleeve, and a connecting ring connected with the second plugging structure is rotatably embedded in the annular groove.
Compared with the prior art, the invention has the beneficial effects that:
1. the water-based gravure inner printing ink is good in water solubility with an aluminum layer and water-based adhesive water, and after composite stripping, the phenomenon that transfer printing invisible anti-counterfeiting image-text parts glue when transfer coating printing does not occur;
2. meanwhile, a wet compound machine is adopted to realize the front-back compounding of the adjusted image-text anti-counterfeiting base paper and the back-printing invisible transfer film through the adjustment of a paper feeding wrap angle, so that the front-back primary nesting of the back-printing invisible image-text transfer film and the image-text anti-counterfeiting base paper is realized, meanwhile, the wet compound machine enables the back-printing invisible image-text transfer film to be consistent with the image-text repeated circumference on the image-text anti-counterfeiting base paper through the adjustment of the film unwinding tension, so that the front-back precise nesting of the back-printing invisible image-text transfer film and the image-text anti-counterfeiting base paper is realized, and the distance between the image-text anti-counterfeiting base paper and the paper edge is consistent through the precise trimming of the image-text anti-counterfeiting base paper, so that the left-right primary nesting of the back-printing invisible image-text transfer film and the image-counterfeiting base paper is realized;
3. the repeated cycle of the back-printed invisible image-text is consistent with the image-text cycle of the image-text anti-counterfeiting base paper, and meanwhile, the back-printed invisible image-text is thinner than the image-text anti-counterfeiting base paper, so that the back-printed invisible image-text and the image-text anti-counterfeiting base paper can be accurately registered, the imitation difficulty is high, the back-printed invisible image-text is darker than the image-text anti-counterfeiting base paper, the invisible image-text can not be seen by naked eyes, and the invisible image-text can not be found by seeing from the front through a light source.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a production process of an accurate double anti-counterfeiting laser transfer paperboard;
fig. 2 is a schematic structural diagram of another angle in an embodiment of the production process of the precise dual anti-counterfeiting laser transfer paperboard;
fig. 3 is a schematic structural diagram of a glue storage box and a plugging component in an embodiment of the production process of the precise dual anti-counterfeiting laser transfer paperboard;
fig. 4 is a schematic structural diagram of a plugging component in an embodiment of a production process of an accurate dual anti-counterfeiting laser transfer paperboard;
FIG. 5 is a schematic diagram of a pressing member in an embodiment of a process for manufacturing a precise dual anti-counterfeiting laser transfer paperboard;
fig. 6 is a schematic structural diagram of a scraping component in an embodiment of the production process of the precise dual anti-counterfeiting laser transfer paperboard;
fig. 7 is a schematic structural diagram of a connection kit in an embodiment of a production process of an accurate dual-anti-counterfeiting laser transfer paperboard;
fig. 8 is a schematic structural diagram of a follower component in an embodiment of the production process of the precise dual anti-counterfeiting laser transfer paperboard;
fig. 9 is an exploded view of the follower component in an embodiment of the production process of the precise dual anti-counterfeiting laser transfer paperboard.
In the figure: 1. a base; 2. a support frame; 3. an unwinding roller; 4. a side plate; 5. rotating the roller; 6. an arc-shaped extrusion roller; 7. a traveling frame; 8. a drive device; 9. a bidirectional screw rod; 10. a threaded sleeve; 11. a first sliding block; 12. a first chute; 13. a scraping member; 14. a glue storage box body; 15. a feed opening; 16. a plugging plate; 17. a first connecting rod; 18. a middle push rod; 19. a second connecting rod; 20. folding the plate; 21. a sliding bin; 22. a guide member; 23. a yoke plate; 24. a belt; 25. a rotating shaft; 26. a circumferential member; 27. a second chute; 28. a second sliding block; 29. a support bar; 30. a sliding sleeve; 31. a spring; 32. a connecting ring; 33. a limiting groove; 34. a limiting bulge; 35. a mounting frame; 36. and a guide roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, an element described herein as being "secured to" or "disposed on" another element may be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.
In the embodiment of the invention, the production process of the accurate double anti-counterfeiting laser transfer paperboard comprises the following steps:
selecting a PET transfer film as a base film, and coating a plateless laser transfer coating on the base film;
step two, splicing a tracking detection line and 2 gauge lines on a PET plastic sheet on the left side or the right side of a holographic nickel plate area of a laser seamless holographic molding press in a UV (ultraviolet) makeup mode, spraying silver and metalizing the spliced holographic PET plastic sheet, and electroforming the metalized holographic PET plastic sheet in an electroforming machine to obtain a holographic nickel plate with the tracking detection line and the gauge lines;
placing the coated base film in a laser seamless holographic die pressing machine, pressing to form a seamless holographic pattern with a tracking detection line and a gauge line, then placing the base film subjected to seamless die pressing on a vacuum aluminum plating machine for aluminum plating operation to prepare a seamless holographic transfer film with a tracking line and a gauge line, and realizing front positioning;
fourthly, engraving invisible anti-counterfeiting image-text information and a tracking detection line on a metal anilox roller of a coating machine in an electric engraving mode according to the size, the positioning size and the image-text repetition period of the anti-counterfeiting image-text on the image-text anti-counterfeiting base paper to manufacture an electric engraving anilox roller with a proper image-text period;
and fifthly, placing the aluminized seamless holographic transfer film with the tracking line and the gauge line on a coating machine for positioning coating and fixed-length stretching to obtain a back-printed invisible image-text transfer film with positioning image-text information and positioning tracking detection line, performing necessary trimming treatment on the image-text transfer film to ensure that the position deviation of the positioning image-text of each roll of base paper from the edge of the base paper is less than or equal to 0.3mm, and then stretching, positioning compounding and stripping the back-printed invisible image-text transfer film with a positioning cursor, positioning images-text and positioning gauge line in a fixed-length manner on a wet compounding machine to obtain the accurate dual anti-counterfeiting transfer paper.
Wherein the PET transfer film thickness is 14-18 μm, the coating thickness is 0.8-1.5 μm, and the coating weight is 1.2 Ag/m 2 -1.3ɡ/m 2 Preferably, the thickness is 16 μm.
And in the second step, the width of the tracking detection line is 2mm, the gauge line is positioned at the outer side of the holographic nickel plate, namely the left outermost side and the right outermost side of the holographic nickel plate, the distance between the tracking detection line and the film edge is 20mm, the gauge lines are 9, and each gauge line is 1mm in length and 0.25mm in width.
The circumference of a roll plate of the metal anilox roll is 600 to 700mm, the distance between a tracking detection line and an image-text area is 10mm, the width of the tracking detection line is 2mm, the distance between the tracking detection line and a gauge line is 3mm, the gauge lines are 9, each gauge line is 1mm long and 0.25mm wide, and the circumference of the metal anilox roll is 0.3 to 0.5mm shorter than the circumference of the same image-text anti-counterfeiting base paper, so that the repetition period of a back printing image-text is overlapped with the image-text anti-counterfeiting base paper and the period is consistent.
And the coating machine in the step five uses water-based gravure inner printing ink, the water-based gravure inner printing ink and the base paper image-text anti-counterfeiting ink have the same color system, the color is darker than that of the base paper image-text, the back printing font is lighter than that in the base paper image-text anti-counterfeiting, but the image-text repetition period is consistent, the printing font is thinner than that in the base paper image-text anti-counterfeiting by 0.2 to 0.5mm (according to the size of the image-text), the coating and drying temperature is 90-110 ℃, and the machine speed is 100m/min.
The wet-type compound machine is internally provided with a film unwinding deviation correction device, the deviation correction working mode adopts a deviation correction mode, a tracking line of a deviation correction electric eye is a tracking detection line on the film surface of a back printing transfer film, and after the image-text anti-counterfeiting base paper and the back printing invisible image-text transfer film are compounded, sampling light transmission is carried out to check the left and right registration conditions of the invisible anti-counterfeiting image-text and the base paper image-text anti-counterfeiting, real-time adjustment is carried out, and then the left and right accurate registration of the invisible anti-counterfeiting image-text and the base paper image-text is realized.
In the embodiment of the invention, the water-based gravure inner printing ink is adopted, the ink has good solubility with an aluminum layer and water-based adhesive water, the phenomenon that the transfer printing invisible anti-counterfeiting image-text part is glued off when a transfer coating is printed can not appear after composite stripping, meanwhile, the front and back compounding of the image-text anti-counterfeiting base paper and the back printing invisible transfer film can be adjusted by adopting a wet compounding machine through adjusting the paper feeding wrap angle, the front and back primary registration of the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper can be realized, meanwhile, the back printing invisible image-text transfer film and the image-text on the image-text anti-counterfeiting base paper can have the same repeated circumference by adopting the wet compounding machine through adjusting the unwinding tension of the film, the accurate registration of the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper can be realized, and the accurate trimming can be carried out on the image-text anti-counterfeiting base paper, so that the distance between the image-text anti-counterfeiting base paper and the paper is consistent, and the distance between the image-text transfer film and the image-text anti-counterfeiting base paper and the primary registration of the left and right of the image-text anti-counterfeiting base paper can be realized.
Furthermore, the repeated period of the back-printed invisible image-text is consistent with the image-text period of the image-text anti-counterfeiting base paper, and meanwhile, the back-printed invisible image-text is thinner than the image-text anti-counterfeiting base paper, so that the back-printed invisible image-text and the image-text anti-counterfeiting base paper can be accurately positioned, the imitation difficulty is high, the back-printed invisible image-text is darker than the image-text anti-counterfeiting base paper, the invisible image-text can not be seen by naked eyes, and the invisible image-text can not be found by seeing the light source from the front.
Referring to fig. 1 to 9, the wet type compound machine includes: the device comprises a base 1, an extrusion mechanism, a glue storage box body 14, a plugging assembly, a scraping assembly and a follow-up assembly; the extrusion mechanism is arranged on the base 1 and comprises an extrusion assembly and two sets of unwinding structures, materials wound on the two sets of unwinding structures can be pressed by the extrusion assembly, and the two sets of unwinding structures are arranged on the base 1 in a staggered manner, wherein the extrusion assembly comprises two side plates 4 arranged on the base 1, at least two rotating rollers 5 are equidistantly arranged on the two side plates 4, and arc-shaped extrusion rollers 6 matched with the rotating rollers 5 are equidistantly arranged between the two side plates 4; the unwinding structure comprises two support frames 2 arranged on the base 1, the upper end parts of the support frames 2 are provided with through grooves, and unwinding rollers 3 are detachably arranged in the through grooves; and a guide roller 36 is further arranged between the two sets of unreeling structures, and the height of the guide roller 36 is consistent with that of the rotating roller 5.
Specifically, in the invention, four support frames 2 are arranged in a group, two support frames are arranged in a group, an unwinding roller 3 can be erected between one group of support frames 2, in the actual use process, the rolled back print invisible image-text transfer film is erected on one group of support frames 2 with a higher height, and the wound image-text anti-counterfeiting base paper is erected on the other group of support frames 2, so that the assembly process is more convenient, meanwhile, the back print invisible image-text transfer film and the image-text anti-counterfeiting base paper are drawn to a position between a rotating roller 5 and an arc-shaped extrusion roller 6 and are connected to a winding device (not shown in the figure), when the winding device winds the back print invisible image-text transfer film and the image-text anti-counterfeiting base paper, the back print invisible image-text transfer film and the image-text anti-counterfeiting base paper synchronously move, in the moving process of the back print image-text transfer film and the image-text anti-counterfeiting base paper, an adhesive in a glue storage box 14 falls to the surface of the anti-counterfeiting base paper, in the moving process of the image-text, the arc-text extrusion roller 6 and the rotating roller 5 are matched to uniformly spread between the back print invisible image-text transfer film and the anti-counterfeiting base paper, wherein the image-text transfer film and the arc-text transfer roller 2 are close to the unwinding roller of a third extrusion roller, and the third extrusion roller are located close to the unwinding roller, and the third extrusion roller are located between the third extrusion roller; the width of the first extrusion rubber roller is consistent with that of the rotating roller 5; the first extrusion roller and the second extrusion roller are respectively provided with a motor (not shown in the figure) at one end of the side plate 4, the radian of the extrusion rollers can be controlled through the rotation of the motors, when the radian of the extrusion rollers changes, the effective angle connecting surface of the extrusion rollers and the back printing invisible image-text transfer film deforms, and the effective angle connecting surface of the second extrusion roller is set to be 1/2 of that of the first extrusion roller based on the principle; the effective contact surface of the third extrusion roller is set to be 1/4 of that of the first extrusion roller, so that when the adhesive moves along with the image-text anti-counterfeiting base paper, the adhesive can be gradually extruded to the outer side of the arc-shaped extrusion roller 6, and under the action of the next arc-shaped extrusion roller 6, the adhesive is further extruded to the outer side of the arc-shaped extrusion roller 6 until the adhesive moves to the edges of the back-printed invisible image-text transfer film and the image-text anti-counterfeiting base paper, so that the adhesive can be uniformly paved between the back-printed invisible image-text transfer film and the image-text anti-counterfeiting base paper, bubbles are effectively prevented from being generated on the binding surfaces of the back-printed invisible image-text transfer film and the image-text anti-counterfeiting base paper in the binding process, the quality of the accurate double-counterfeiting laser transfer paperboard is further influenced, the produced accurate double-counterfeiting laser transfer paperboard is smoother in surface, and the paperboard on the surface of the accurate double-counterfeiting laser transfer paperboard is improved.
Further, after back print stealthy picture and text transfer film and the anti-fake body paper bonding of picture and text are accomplished, the heating device (not shown in the figure) of setting on base 1 can heat the two to make the adhesive between the two solidify fast, thereby make when the coiling mechanism rolling, reduced the risk that takes place the dislocation motion between back print stealthy picture and the anti-fake body paper of picture and text, thereby further improve the quality of accurate dual anti-fake radium-shine transfer card paper.
Referring to fig. 2, 3 and 4, a glue storage box 14 is mounted on the base 1 and located between the two sets of unwinding structures, and a feed opening 15 is communicated with the inside of the glue storage box 14; the plugging assembly is arranged on the feed opening 15 and comprises a first plugging structure and a second plugging structure, the first plugging structure is in sealing sliding fit with the second plugging structure, and the first plugging structure and the second plugging structure are vertically arranged; the first blocking structure comprises two blocking plates 16 symmetrically arranged on the feed opening 15 in a sealing and sliding manner, the two blocking plates 16 are connected by adopting a connecting sleeve, and the connecting sleeve can enable the two blocking plates 16 to move close to or away from each other; the connecting sleeve comprises a middle pushing rod 18 rotatably mounted on the feed opening 15, one end of the middle pushing rod 18 is connected with one of the plugging plates 16 through a first connecting rod 17, and the other end of the middle pushing rod 18 is connected with the other plugging plate 16 through a second connecting rod 19; it should be noted that the structure of the second blocking structure is identical to that of the first blocking structure.
It should be further noted that, in the present invention, four blocking plates 16 are provided, and two blocking plates 16 are in a group, and two blocking plates 16 are vertically disposed, and because the two blocking plates 16 are in sealed sliding fit with each other, the opening of the discharging opening 15 can be adjusted by adjusting the distance between the two blocking plates 16 in each group, and meanwhile, because the two blocking plates 16 are vertically disposed, the opening of the discharging opening 15 can be more precisely adjusted, so that the discharging amount of the adhesive can be precisely adjusted, waste caused by excessive adhesive is avoided, and the quality of the precise dual anti-counterfeiting laser transfer card paper is also prevented from being affected due to poor adhesion effect caused by too little adhesive.
Meanwhile, the two plugging plates 16 in each group are connected through a first connecting rod 17, a middle pushing rod 18 and a second connecting rod 19, so that the two plugging plates 16 can synchronously move close to each other or away from each other, and then the adhesive falling from the feed opening 15 can be always in the middle of the image-text anti-counterfeiting base paper, and the adhesive is more uniform between the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper when being spread.
Furthermore, a liquid level sensor is arranged in the glue storage box body 14, and the liquid level sensor is communicated with a pumping device for pumping the adhesive into the glue storage box body 14, so that the volume of the adhesive in the glue storage box body 14 is constant, and then the feeding amount of the adhesive can be regulated and controlled through the first blocking structure and the second blocking structure during feeding, and the situation that the feeding speed is changed due to the fact that the volumes of the adhesive in the glue storage box body 14 are different is avoided.
Referring to fig. 1, 6 and 7, a scraping assembly is disposed on the base 1 and connected to the first blocking structure, and the scraping assembly can remove glue on the edge of the material pressed by the pressing assembly and adjust the transverse opening of the feed opening 15; the scraping assembly comprises a row frame 7 fixedly mounted on the base 1, a driving device 8 is fixed at one end of the row frame 7, an output shaft of the driving device 8 is connected with a bidirectional screw rod 9 rotatably mounted on the row frame 7, and two threaded sleeves 10 in threaded connection with the bidirectional screw rod 9 are symmetrically arranged on the bidirectional screw rod 9; the slide frame 7 is further provided with a first sliding groove 12 along the length direction, a first sliding block 11 is arranged in the first sliding groove 12 in a sliding mode, the first sliding block 11 is connected with the threaded sleeve 10, a scraping piece 13 is fixed on the first sliding block 11, and a gap for penetrating a back printing invisible image-text transfer film and image-text anti-counterfeiting base paper is formed in the scraping piece 13; the scraping component further comprises a connecting blocking plate 16 and one of the blocking plate, the pushing sleeve component of the threaded sleeve 10 comprises a mounting frame 35 installed on the base 1, the mounting frame 35 is connected with the glue storage box body 14, a guide piece 22 is fixed on the mounting frame 35, a sliding bin 21 is formed in the guide piece 22, a folded plate 20 in an L shape is arranged in the sliding bin 21 in a sliding mode, one end of the folded plate 20 is connected with the blocking plate 16, and the other end of the folded plate is connected with the threaded sleeve 10 through a connecting plate 23.
When the back printing invisible image-text transfer film and the image-text anti-counterfeiting raw paper are connected to a collecting device, the driving device 8 is controlled to work and drives the bidirectional screw rod 9 connected with the output shaft of the driving device to do circular motion, the threaded sleeves 10 are arranged on the bidirectional screw rod 9 and have a certain guiding effect on the threaded sleeves 10 under the action of the first sliding block 11 and the first sliding groove 12, so that when the bidirectional screw rod 9 rotates, the two threaded sleeves 10 can move close to each other or away from each other, and the scraping piece 13 is driven to be in sliding fit with the edges of the back printing invisible image-text transfer film and the image-text anti-counterfeiting raw paper so as to scrape off adhesive overflowing between the two, and the phenomenon that the excessive adhesive enters the collecting device and influences subsequent use is avoided.
Meanwhile, when one of the threaded sleeves 10 moves, the folded plate 20 is driven to move in the length direction of the guide piece 22 through the connecting plate 23, the blocking structure is driven to move through the folded plate 20, and the transverse opening of the feed opening 15 is adjusted, so that the feed amount of the feed opening 15 can be automatically matched with the widths of the image-text anti-counterfeiting base paper and the back-printed invisible image-text transfer film, and the phenomenon that the production quality of the accurate double anti-counterfeiting laser transfer paperboard is influenced due to too much or too little feed amount is avoided.
Referring to fig. 8 and 9, a follow-up assembly is connected to the extrusion assembly and the second blocking structure, and the follow-up assembly adjusts the longitudinal opening of the discharge opening 15 in the process of acceleration or deceleration of the extrusion assembly; the follow-up assembly comprises a rotating shaft 25 which is rotatably installed on the installation frame 35 and is connected with one of the rotating rollers 5 through a belt 24, a circumferential piece 26 is fixed on the rotating shaft 25, a second sliding groove 27 is formed in the circumferential piece 26 along the length direction of the circumferential piece, and a second sliding block 28 is installed in the second sliding groove 27 in a sliding mode; the follow-up assembly further comprises a sliding sleeve 30 which is sleeved on the rotating shaft 25 in a sliding mode, the sliding sleeve 30 is connected with the second sliding block 28 through a supporting rod 29, the sliding sleeve 30 is connected with a spring 31 which is sleeved on the rotating shaft 25, one end, far away from the sliding sleeve 30, of the spring 31 is connected with the circumferential piece 26, a limiting groove 33 is formed in the rotating shaft 25, and a limiting protrusion 34 which is in sliding fit with the limiting groove 33 is formed in the sliding sleeve 30; an annular groove is formed in the sliding sleeve 30, and a connecting ring 32 connected with the second blocking structure is rotatably embedded in the annular groove.
When the winding device winds the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper, the rotating roller 5 and the arc-shaped extrusion roller 6 have certain extrusion force to the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper, under the action of the extrusion force, the rotating roller 5 rotates, at the moment, one of the rotating rollers 5 drives the rotating shaft 25 to rotate through the belt 24, wherein in an initial state, the spring 31 is in a compressed state, at the moment, the second blocking structure is in a completely closed state, along with the rotation of the rotating shaft 25, the circumferential piece 26 arranged on the rotating shaft 25 is driven to do circumferential motion, so that the second sliding block 28 arranged on the circumferential piece 26 does circumferential motion, centrifugal force is generated, under the action of the centrifugal force, the second sliding block 28 moves away from the rotating shaft 25, and moves close to the circumferential piece 26 along the length direction of the rotating shaft 25 through the supporting rod 29, so that the connecting ring 32 moves, the second blocking structure is driven to move, two blocking plates 16 in the second blocking structure move away from each other, the longitudinal opening of the blanking port 15 is improved, the longitudinal opening of the blanking port can be matched with the production speed of laser card paper.
Wherein, under the action of the limit groove 33 and the limit protrusion 34, the torque born by the support rod 29 at the moment of rotating the rotating shaft 25 is reduced.
In conclusion, in the present invention, four support frames 2 are provided, and two support frames are provided as a group, one unwinding roll 3 can be erected between one group of support frames 2, in the actual use process, the wound back print invisible image-text transfer film is erected on one group of support frames 2 with a higher height, and the wound image-text anti-counterfeiting base paper is erected on the other group of support frames 2, so that the assembly process is more convenient, meanwhile, the back print invisible image-text transfer film and the wound image-text anti-counterfeiting base paper are drawn to between a rotating roll 5 and an arc-shaped extrusion roll 6 and connected to a winding device (not shown in the figure), when the winding device winds the back print invisible image-text transfer film and the wound image-text anti-counterfeiting base paper, the back print invisible image-text transfer film and the wound image-text anti-counterfeiting base paper synchronously move, and in the moving process of the back print invisible image-text transfer film and the wound image-text anti-counterfeiting base paper, the adhesive in an adhesive storage box 14 falls onto the surface of the anti-counterfeiting base paper, in the moving process of the anti-counterfeiting base paper, the arc-shaped extrusion roll 6 and the rotating roll 5 are matched to uniformly spread between the back print invisible image-text transfer film and the anti-counterfeiting base paper, wherein the anti-text transfer film and the anti-counterfeiting base paper are moved along the moving direction, the arc-counterfeiting roll 6, the arc-print extrusion roll 6 are close to the third extrusion roll, the third extrusion roll is located between the third extrusion roll, and the third extrusion roll are located between the third extrusion roll; the width of the first extrusion roller is consistent with that of the rotating roller 5; the first extrusion roller and the second extrusion roller are respectively provided with a motor (not shown in the figure) at one end of the side plate 4, the radian of the extrusion rollers can be controlled through the rotation of the motors, when the radian of the extrusion rollers changes, the effective angle connecting surface of the extrusion rollers and the back printing invisible image-text transfer film deforms, and the effective angle connecting surface of the second extrusion roller is set to be 1/2 of that of the first extrusion roller based on the principle; the effective contact surface of the third extrusion roller is set to be 1/4 of that of the first extrusion roller, so that when the adhesive moves along with the image-text anti-counterfeiting base paper, the adhesive can be gradually extruded to the outer side of the arc-shaped extrusion roller 6, and under the action of the next arc-shaped extrusion roller 6, the adhesive is further extruded to the outer side of the arc-shaped extrusion roller 6 until the adhesive moves to the edges of the back-printed invisible image-text transfer film and the image-text anti-counterfeiting base paper, so that the adhesive can be uniformly paved between the back-printed invisible image-text transfer film and the image-text anti-counterfeiting base paper, bubbles are effectively prevented from being generated on the binding surfaces of the back-printed invisible image-text transfer film and the image-text anti-counterfeiting base paper in the binding process, the quality of the accurate double-counterfeiting laser transfer paperboard is further influenced, the produced accurate double-counterfeiting laser transfer paperboard is smoother in surface, and the paperboard on the surface of the accurate double-counterfeiting laser transfer paperboard is improved.
Simultaneously closure plate 16 is provided with four altogether, and two liang a set of, two sets of closure plates 16 are perpendicular setting, and because mutual sealed slip laminating between two sets of closure plates 16, make can realize adjusting the aperture to feed opening 15 through adjusting the distance between two closure plates 16 in every group, simultaneously because two sets of closure plates 16 are perpendicular setting, make the aperture of feed opening 15 can be by more accurate regulation and control, thereby realize carrying out the accurate regulation to the unloading volume of adhesive, avoid the adhesive too much to cause the waste, also avoided simultaneously because the adhesive is too few, lead to the bonding effect poor, and influence the quality of accurate dual anti-fake radium-fake laser transfer card paper.
Meanwhile, the two plugging plates 16 in each group are connected through a first connecting rod 17, a middle pushing rod 18 and a second connecting rod 19, so that the two plugging plates 16 can synchronously move close to each other or away from each other, and then the adhesive falling from the feed opening 15 can be always in the middle of the image-text anti-counterfeiting base paper, and the adhesive is more uniform between the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper when being spread.
After the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper are connected to the winding device, the driving device 8 is controlled to work, the bidirectional screw rod 9 connected with the output shaft of the driving device is driven to do circular motion, the threaded sleeve 10 is arranged on the bidirectional screw rod 9, and a certain guiding effect is exerted on the threaded sleeve 10 under the action of the first sliding block 11 and the first sliding groove 12, so that when the bidirectional screw rod 9 rotates, the two threaded sleeves 10 can move close to each other or away from each other, the scraping piece 13 is driven to be in sliding fit with the edges of the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper, the adhesive overflowing between the two can be scraped, and the phenomenon that the excessive adhesive enters the winding device to influence subsequent use is avoided.
Meanwhile, when one of the threaded sleeves 10 moves, the folded plate 20 is driven to move in the length direction of the guide piece 22 through the connecting plate 23, the blocking structure is driven to move through the folded plate 20, and the transverse opening of the feed opening 15 is adjusted, so that the feed amount of the feed opening 15 can be automatically matched with the widths of the image-text anti-counterfeiting base paper and the back-printed invisible image-text transfer film, and the phenomenon that the production quality of the accurate double anti-counterfeiting laser transfer paperboard is influenced due to too much or too little feed amount is avoided.
When the rolling device rolls the back printing invisible image-text transfer film and the image-text anti-counterfeiting base paper, the rotating roller 5 and the arc-shaped extrusion roller 6 have certain extrusion force on the rotating roller 5, under the action of the extrusion force, the rotating roller 5 rotates, at the moment, one of the rotating rollers 5 drives the rotating shaft 25 to rotate through the belt 24, wherein in an initial state, the spring 31 is in a compressed state, at the moment, the second blocking structure is in a completely closed state, and along with the rotation of the rotating shaft 25, the circumferential piece 26 arranged on the rotating shaft 25 performs circumferential motion, so that the second sliding block 28 arranged on the circumferential piece 26 performs circumferential motion and generates centrifugal force, under the action of the centrifugal force, the second sliding block 28 moves away from the rotating shaft 25, and drives the sliding sleeve 30 to move close to the circumferential piece 26 along the length direction of the rotating shaft 25 through the supporting rod 29, so as to drive the connecting ring 32 to move, so as to drive the second blocking structure to move, so that the two blocking plates 16 in the second blocking structure to move away from each other, the longitudinal opening of the blanking port 15 is improved, and the longitudinal opening of the laser card can be adjusted according to the production speed of the precise double anti-counterfeiting transfer card.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The production process of the accurate double anti-counterfeiting laser transfer paperboard is characterized by comprising the following steps of:
the method comprises the following steps: selecting a PET transfer film as a base film, and coating a plateless laser transfer coating on the base film;
step two: splicing a tracking detection line and 2 gauge lines on a PET plastic sheet by adopting a UV (ultraviolet) splicing mode on the left side or the right side of a holographic nickel plate area of a laser seamless holographic molding press, spraying silver on the spliced holographic PET plastic sheet for metallization, and electroforming the metallized holographic PET plastic sheet in an electroforming machine to obtain a holographic nickel plate with the tracking detection line and the gauge lines;
step three: placing the coated base film in a laser seamless holographic die pressing machine, pressing to form a seamless holographic pattern with a tracking detection line and a gauge line, then placing the base film subjected to seamless die pressing on a vacuum aluminizing machine for aluminizing to prepare a seamless holographic transfer film with the tracking line and the gauge line, and realizing front positioning;
step four: according to the size, the positioning size and the image-text repetition period of the anti-counterfeiting image-text on the image-text anti-counterfeiting base paper, the invisible anti-counterfeiting image-text information and the tracking detection line are engraved on a metal anilox roller of a coating machine in an electric engraving mode to manufacture an electric engraving anilox roller with a proper image-text period;
step five: the seamless holographic transfer film with the tracking line and the gauge line after aluminizing is placed on a coating machine for positioning coating and fixed length stretching to prepare a back printing invisible image-text transfer film with positioning image-text information and positioning tracking detection line, necessary trimming treatment is carried out on the image-text transfer film to ensure that the position deviation of the positioning image-text of each roll of base paper from the edge of the base paper is less than or equal to 0.3mm, and then the back printing invisible image-text transfer film with the positioning cursor, the positioning image-text and the positioning gauge line is stretched, positioned, compounded and peeled on a wet compounding machine to prepare accurate dual laser anti-counterfeiting transfer paper;
wherein, wet compounding machine includes:
a base (1);
the extrusion mechanism is arranged on the base (1) and comprises an extrusion assembly and two sets of unwinding structures, materials wound on the two sets of unwinding structures can be pressed by the extrusion assembly, and the two sets of unwinding structures are arranged on the base (1) in a staggered mode;
the glue storage box body (14) is arranged on the base (1) and is positioned between the two sets of unreeling structures, and a feed opening (15) is communicated with the inside of the glue storage box body (14);
the plugging assembly is arranged on the feed opening (15) and comprises a first plugging structure and a second plugging structure, the first plugging structure is in sealing sliding fit with the second plugging structure, and the first plugging structure and the second plugging structure are vertically arranged;
the scraping component is arranged on the base (1) and connected with the first blocking structure, can remove glue on the edge of the material after the extrusion component is pressed, and can adjust the transverse opening of the feed opening (15);
follow-up subassembly, follow-up subassembly connects extrusion subassembly and No. two block structure, follow-up subassembly is in the in-process of extrusion subassembly acceleration or deceleration action adjusts the vertical aperture of feed opening (15).
2. The process for producing the precise double-anti-counterfeiting laser transfer paperboard according to claim 1, wherein in the first step, the thickness of the PET transfer film is 14-18 mum, coating thickness of 0.8-1.5 μm, coating weight of 1.2 Ag/m 2 -1.3ɡ/m 2 。
3. The process for producing the precise double anti-counterfeiting laser transfer paperboard according to claim 1, wherein the width of the tracking detection line in the second step is 2mm, and the gauge line is positioned outside the holographic nickel plate.
4. The production process of the precise dual anti-counterfeiting laser transfer paperboard according to claim 1, characterized in that the circumference of the metal anilox roll is 600 to 700mm, the distance between the tracking detection line and the image-text area is 10mm, the tracking detection line width is 2mm, the distance between the tracking detection line and the gauge line is 3mm, the gauge lines are 9, each of which is 1mm long and 0.25mm wide, wherein the circumference of the metal anilox roll is 0.3 to 0.5mm shorter than the circumference of the same image-text anti-counterfeiting base paper, so that the repetition period of the back printing image-text is coincided with the image-text anti-counterfeiting base paper and the period is kept consistent.
5. The production process of the accurate double anti-counterfeiting laser transfer paperboard according to claim 1, wherein the back printing ink in the coating machine in the fifth step is water-based gravure inner printing ink, and the coating and drying temperature is 90-110 ℃, and the machine speed is 100m/min.
6. The production process of the accurate double anti-counterfeiting laser transfer paperboard according to claim 1, characterized in that a film unwinding deviation correction mode is arranged in the wet compound machine, the deviation correction mode adopts a line correction mode, a tracking line of a deviation correction electric eye is a tracking detection line on the film surface of the back printing transfer film, after the image-text anti-counterfeiting base paper and the back printing invisible image-text transfer film are compounded, sampling light transmission is carried out to check the anti-counterfeiting left and right registration condition of the invisible anti-counterfeiting image-text and the base paper image-text, and real-time adjustment is carried out, so that the left and right accurate registration of the invisible anti-counterfeiting image-text and the base paper image-text is realized.
7. The production process of the precise double anti-counterfeiting laser transfer paperboard according to claim 1, wherein the first blocking structure comprises two blocking plates (16) which are symmetrically, hermetically and slidably arranged on the feed opening (15), and the two blocking plates (16) are connected by a connecting sleeve member which can enable the two blocking plates (16) to move close to or away from each other;
connect the external member including rotating to install middle push rod (18) on feed opening (15), one of them is connected through connecting rod (17) to the one end of middle push rod (18) one of them shutoff board (16), and the other end connects another through No. two connecting rod (19) shutoff board (16).
8. The production process of the precise double anti-counterfeiting laser transfer paperboard according to claim 7, wherein the scraping component comprises a traveling frame (7) fixedly mounted on the base (1), a driving device (8) is fixed at one end of the traveling frame (7), an output shaft of the driving device (8) is connected with a bidirectional screw rod (9) rotatably mounted on the traveling frame (7), and two threaded sleeves (10) in threaded connection with the bidirectional screw rod (9) are symmetrically arranged on the bidirectional screw rod (9);
the slide frame (7) is further provided with a first sliding groove (12) along the length direction of the slide frame, a first sliding block (11) is arranged in the first sliding groove (12) in a sliding mode, the first sliding block (11) is connected with the threaded sleeve (10), and a scraping piece (13) is fixed on the first sliding block (11);
the scraping assembly further comprises a push kit connecting the blanking plate (16) and one of the threaded sleeves (10);
propelling movement external member is including installing mounting bracket (35) on base (1), mounting bracket (35) with glue storage box body (14) are connected, just be fixed with guide (22) on mounting bracket (35), be formed with sliding bin (21) in guide (22), it is provided with folded plate (20) that are "L" shape to slide in sliding bin (21), the one end of folded plate (20) with closure plate (16) are connected, and the other end passes through yoke plate (23) and connects threaded sleeve (10).
9. The production process of the precise double anti-counterfeiting laser transfer paperboard according to claim 8, characterized in that the extrusion assembly comprises two side plates (4) arranged on the base (1), at least two rotating rollers (5) are equidistantly arranged on the two side plates (4), and an arc-shaped extrusion roller (6) matched with the rotating rollers (5) is equidistantly arranged between the two side plates (4);
the follow-up assembly comprises a rotating shaft (25) which is rotatably installed on the installation frame (35) and connected with one of the rotating rollers (5) through a belt (24), a circumferential piece (26) is fixed on the rotating shaft (25), a second sliding groove (27) is formed in the circumferential piece (26) along the length direction of the circumferential piece, and a second sliding block (28) is installed in the second sliding groove (27) in a sliding manner;
the follow-up assembly further comprises a sliding sleeve (30) which is sleeved on the rotating shaft (25) in a sliding mode, the sliding sleeve (30) is connected with the second sliding block (28) through a supporting rod (29), the sliding sleeve (30) is connected with a spring (31) which is sleeved on the rotating shaft (25) in a sleeved mode, and one end, far away from the sliding sleeve (30), of the spring (31) is connected with the circumferential piece (26);
an annular groove is formed in the sliding sleeve (30), and a connecting ring (32) connected with the second plugging structure is embedded in the annular groove in a rotating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211507901.0A CN115519917B (en) | 2022-11-29 | 2022-11-29 | Production process of accurate dual anti-counterfeiting laser transfer paperboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211507901.0A CN115519917B (en) | 2022-11-29 | 2022-11-29 | Production process of accurate dual anti-counterfeiting laser transfer paperboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115519917A CN115519917A (en) | 2022-12-27 |
| CN115519917B true CN115519917B (en) | 2023-02-24 |
Family
ID=84705131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211507901.0A Active CN115519917B (en) | 2022-11-29 | 2022-11-29 | Production process of accurate dual anti-counterfeiting laser transfer paperboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115519917B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116623466B (en) * | 2023-06-06 | 2024-02-20 | 湖南凯通电子有限公司 | Thermal printing sheet coating device based on plane calibration |
| CN117698314B (en) * | 2024-02-05 | 2024-04-30 | 汕头市嘉信包装材料有限公司 | Preparation method of holographic positioning medium transfer paper |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060016297A (en) * | 2004-08-17 | 2006-02-22 | 한국조폐공사 | Hologram thin film for anti-counterfeit using digital hidden image and preparing method thereof |
| CN202000218U (en) * | 2011-02-24 | 2011-10-05 | 湖北金三峡印务有限公司 | Transmitting invisible anti-counterfeiting paper |
| CN202390719U (en) * | 2011-11-16 | 2012-08-22 | 湖北联合天诚防伪技术股份有限公司 | Multiple location laser anti-fake printing paper |
| CN102693678A (en) * | 2011-03-21 | 2012-09-26 | 深圳大学反光材料厂 | Dual anti-fake film, product with dual anti-fake film, and manufacturing methods thereof |
| CN104532684A (en) * | 2014-12-19 | 2015-04-22 | 湖北盟科纸业有限公司 | Hidden aluminum-free anti-counterfeiting laser paper and production method and application of hidden aluminum-free anti-counterfeiting laser paper |
| CN114312099A (en) * | 2022-01-12 | 2022-04-12 | 汕头市嘉信包装材料有限公司 | Manufacturing process of environment-friendly hidden anti-counterfeiting packaging material |
-
2022
- 2022-11-29 CN CN202211507901.0A patent/CN115519917B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060016297A (en) * | 2004-08-17 | 2006-02-22 | 한국조폐공사 | Hologram thin film for anti-counterfeit using digital hidden image and preparing method thereof |
| CN202000218U (en) * | 2011-02-24 | 2011-10-05 | 湖北金三峡印务有限公司 | Transmitting invisible anti-counterfeiting paper |
| CN102693678A (en) * | 2011-03-21 | 2012-09-26 | 深圳大学反光材料厂 | Dual anti-fake film, product with dual anti-fake film, and manufacturing methods thereof |
| CN202390719U (en) * | 2011-11-16 | 2012-08-22 | 湖北联合天诚防伪技术股份有限公司 | Multiple location laser anti-fake printing paper |
| CN104532684A (en) * | 2014-12-19 | 2015-04-22 | 湖北盟科纸业有限公司 | Hidden aluminum-free anti-counterfeiting laser paper and production method and application of hidden aluminum-free anti-counterfeiting laser paper |
| CN114312099A (en) * | 2022-01-12 | 2022-04-12 | 汕头市嘉信包装材料有限公司 | Manufacturing process of environment-friendly hidden anti-counterfeiting packaging material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115519917A (en) | 2022-12-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115519917B (en) | Production process of accurate dual anti-counterfeiting laser transfer paperboard | |
| CN102791489B (en) | Method for printing product features on a substrate sheet | |
| EP2296891B1 (en) | Device for cold foil embossing | |
| CN210098071U (en) | Printing and brushing cloth device with uniform smearing function | |
| CN202062796U (en) | Ultraviolet (UV) mould pressing machine | |
| CN203664125U (en) | Coating machine for coating thin film | |
| CN105564016A (en) | Synchronous hot stamping and printing equipment for lace tablecloth | |
| CN211492876U (en) | Gold-plastic composite board and production equipment thereof | |
| CN210062322U (en) | Novel adhesive sticker film covering structure | |
| CN205467866U (en) | Gilding press based on synchronous gilt printing technology of flower bud silk tablecloth | |
| CN218084740U (en) | High-efficient dust collector of lithography apparatus convenient to maintain | |
| WO2014207175A1 (en) | Format-related cold-foil stamping | |
| CN101837673B (en) | Transfer device and transfer method for printed sheets of paper | |
| CN207207401U (en) | The cold wave apparatus of high speed die-cutting machine | |
| CN211756602U (en) | Coating structure of coating machine | |
| CN211389056U (en) | Efficient digital printing system | |
| CN210506984U (en) | High-efficiency energy-saving dipping dryer | |
| CN109334088B (en) | Cake support forming machine | |
| CN202909880U (en) | Improved coating head structure | |
| CN213472551U (en) | Holographic laser processing device of 3D | |
| CN219360593U (en) | Film double-sided printing machine | |
| CN216368665U (en) | Micro-concave coating device | |
| CN219765903U (en) | Linkage device of coating surface post-treatment and embossing machine | |
| CN206782966U (en) | A kind of ultra-thin aluminum foil appearance delection device | |
| CN216466844U (en) | Environment-friendly printing equipment for processing plastic packaging paper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |