CN113829745A - Transfer printing method and transfer printing system for holographic image - Google Patents
Transfer printing method and transfer printing system for holographic image Download PDFInfo
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- CN113829745A CN113829745A CN202111202843.6A CN202111202843A CN113829745A CN 113829745 A CN113829745 A CN 113829745A CN 202111202843 A CN202111202843 A CN 202111202843A CN 113829745 A CN113829745 A CN 113829745A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
- B41F19/008—Apparatus or machines for carrying out printing operations combined with other operations with means for stamping or cutting out
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
- B41F16/0006—Transfer printing apparatus for printing from an inked or preprinted foil or band
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- 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
- B41M3/06—Veined printings; Fluorescent printings; Stereoscopic images; Imitated patterns, e.g. tissues, textiles
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/025—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
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Abstract
本发明实施例公开了一种全息图像的转印方法及转印系统，其中，包括：提供全息图像层，所述全息图像层至少包括含有全息图像的可从基底薄膜上剥离的转移层；提供粘合层，并将所述含有全息图像的可从基底薄膜上剥离的转移层覆合在所述粘合层的第一表面上，所述粘合层为固态薄膜结构；根据预设全息图像的形状对贴合的所述全息图像层和所述粘合层进行模切；提供基底，并将模切后的所述粘合层的第二表面覆合在所述基底上，以完成全息图像的转印，得到具有粘合度高且图像清晰完好的全息图像。
Embodiments of the present invention disclose a method and system for transferring a holographic image, including: providing a holographic image layer, the holographic image layer at least including a transfer layer containing a holographic image that can be peeled off from a base film; providing an adhesive layer, and the transfer layer containing the holographic image that can be peeled from the base film is laminated on the first surface of the adhesive layer, the adhesive layer is a solid film structure; according to the preset holographic image Die-cut the laminated holographic image layer and the adhesive layer in the shape of a The transfer of the image results in a holographic image with a high degree of adhesion and a clear and complete image.
Description
Technical Field
The embodiment of the invention relates to the technical field of holographic images, in particular to a transfer printing method and a transfer printing system of a holographic image.
Background
The holographic picture includes fine structure of three-dimensional information, so that it has been widely used in making anti-fake mark and transferring the holographic picture to paper.
In the prior art, the transfer printing technology of the patterns mainly comprises the modes of hot stamping, mould pressing, thermal transfer printing, pressing, watermarking and the like, the transfer printing methods are complex, the adhesion force of the transferred patterns is poor, the patterns are easy to fall off, and the images are changed in color and shape.
Disclosure of Invention
The embodiment of the invention provides a transfer printing method and a transfer printing system of a holographic image, which are used for finishing the transfer printing of the holographic image and obtaining a three-dimensional holographic image with high adhesion and clear and intact image.
In a first aspect, an embodiment of the present invention provides a method for transferring a holographic image, including: providing a holographic image layer comprising at least a transfer layer comprising a holographic image that is peelable from a base film;
providing an adhesive layer, and laminating the transfer layer containing the holographic image and capable of being peeled from a base film on a first surface of the adhesive layer, wherein the adhesive layer is a solid film structure with double-sided adhesion;
die cutting is carried out on the attached holographic image layer and the adhesive layer according to the shape of a preset holographic image;
providing a substrate, and coating the second surface of the adhesive layer after die cutting on the substrate.
In a second aspect, an embodiment of the present invention provides a transfer system for a holographic image, including: the laminating machine is provided with a holographic image layer and an adhesive layer, the holographic image layer at least comprises a transfer layer containing a holographic image and capable of being peeled from a base film, the adhesive layer is of a solid film structure, and the laminating machine is used for laminating the transfer layer containing the holographic image and capable of being peeled from the base film on the first surface of the adhesive layer;
the die cutting machine is used for die cutting the attached holographic image layer and the adhesive layer according to the shape of a preset holographic image;
and the labeling machine is used for coating the second surface of the adhesive layer on the substrate after die cutting.
In the embodiment of the invention, the holographic image layer and the solid film-shaped adhesive layer are arranged, the holographic image layer at least comprises the transfer layer which contains the holographic image and can be peeled from the base film, the transfer layer which contains the holographic image and can be peeled from the base film is covered on the first surface of the adhesive layer, the adhered holographic image layer and the adhesive layer are subjected to die cutting according to the shape of the preset holographic image, and the second surface of the adhesive layer after the die cutting is covered on the base, so that the transfer printing of the holographic image is completed, and the three-dimensional stereo hologram with high adhesive degree and clear and intact image is obtained.
Drawings
FIG. 1 is a flow chart of a method for transferring a holographic image according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a holographic image layer according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an adhesive layer according to an embodiment of the present invention;
FIG. 4 is a flow chart of a method for transferring a hologram according to an embodiment of the present invention;
FIG. 5 is a flow chart of a method for transferring a hologram according to an embodiment of the present invention;
FIG. 6 is a flowchart of a method for transferring a hologram according to an embodiment of the present invention;
FIG. 7 is a flow chart of an actual transfer process of a holographic image according to an embodiment of the present invention;
FIGS. 8 to 15 are schematic structural views of an actual transfer process of the hologram image corresponding to FIG. 7 according to an embodiment of the present invention;
FIG. 16 is a schematic diagram of a holographic image transfer system according to an embodiment of the present invention;
FIG. 17 is a schematic structural diagram of another holographic image transfer system according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be fully described by the detailed description with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are a part of the embodiments of the present invention, not all embodiments, and all other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without inventive efforts fall within the scope of the present invention.
Fig. 1 is a flowchart of a method for transferring a hologram according to an embodiment of the present invention, which mainly includes the following steps:
s101, providing a holographic image layer, wherein the holographic image layer at least comprises a transfer layer containing a holographic image and capable of being peeled from a substrate film.
The transfer layer that can be peeled from the base film and contains the hologram image includes a hologram image formed by photosensitive material, or a hologram image made by embossing, and the specific material of the transfer layer that can be peeled from the base film and contains the hologram image is not particularly limited in this embodiment, and may be a film layer formed by photosensitive material such as photopolymer or silver salt, or a coating layer suitable for embossing. Specifically, the transfer layer peelable from the base film containing a holographic image, which is a pattern in which information of a light field is recorded, can have a three-dimensional sense of space.
S102, providing an adhesive layer, and laminating a transfer layer which contains the holographic image and can be peeled from the base film on the first surface of the adhesive layer, wherein the adhesive layer is of a solid film structure with double-sided adhesion.
Specifically, the adhesive layer is a solid film structure with double-sided adhesiveness, such as a photosensitive cured double-sided adhesive, and can be directly adhered to the first surface of the adhesive layer by a film laminating machine without heating, and the transfer layer which contains the holographic image and can be peeled from the base film can be directly adhered to the first surface of the adhesive layer by the film laminating machine, and the transfer layer which contains the holographic image and can be peeled from the base film can not be chemically reacted with the adhesive layer in the process of laminating the transfer layer which contains the holographic image and can be peeled from the base film on the first surface of the adhesive layer, so that the holographic image in the transfer layer which contains the holographic image and can be peeled from the base film can not be damaged.
S103, die cutting is carried out on the attached holographic image layer and the adhesive layer according to the shape of the preset holographic image.
The shape of the preset hologram refers to an actual shape of the hologram, and may be, for example, an animal shape, such as a body shape of a puppy, or a circle or a rectangle, which is not particularly limited in this embodiment.
Specifically, the holographic image layer and the adhesive layer are die-cut by a die-cutting machine according to the shape of the preset holographic image, so that the die-cut holographic image structure is obtained.
It should be noted that, in the actual transfer process, when the actual size of the hologram image is large or batch transfer is required, die cutting of the attached hologram image may not be required, so that the transfer rate may be increased, and therefore, it may be determined whether die cutting of the attached hologram image is required according to the actual situation, which is not particularly limited in this embodiment.
And S104, providing a substrate, and coating the second surface of the adhesive layer subjected to die cutting on the substrate.
The substrate may be made of paper, glass, acrylic, metal, or the like, may be of a curved structure, or may be of a planar structure, and this embodiment does not specially limit this.
Specifically, the second surface of the adhesive layer in the die-cut holographic image structure obtained in step S103 is adhered to the substrate by using a labeling machine, that is, the second surface of the adhesive layer in the die-cut holographic image structure is covered and adhered to the substrate, so that the transferred holographic image is obtained, and the transferred holographic image has high adhesion and is clear and intact.
In the embodiment of the invention, the holographic image layer and the solid film-shaped adhesive layer are arranged, the holographic image layer at least comprises the transfer layer which contains the holographic image and can be peeled from the base film, the transfer layer which contains the holographic image and can be peeled from the base film is covered on the first surface of the adhesive layer, the adhered holographic image layer and the adhesive layer are subjected to die cutting according to the shape of the preset holographic image, and the second surface of the adhesive layer after the die cutting is covered on the base, so that the transfer printing of the holographic image is completed, and the three-dimensional stereo hologram with high adhesive degree and clear and intact image is obtained.
Fig. 2 is a schematic structural diagram of a holographic image layer according to an embodiment of the present invention, as shown in fig. 2, optionally, the holographic image layer 1 further includes a release layer 12 and a first film layer 11; the release layer 12 is positioned on the side of the transfer layer 13 containing the holographic image, which is peelable from the base film, away from the adhesive layer; the first film layer 11 is located on the side of the release layer 12 remote from the holographic image containing transfer layer 13 which is peelable from the base film.
The release layer 12 is used to isolate and protect the transfer layer 13 that contains the holographic image and can be peeled off from the base film, and the first film layer 11 is used to protect the holographic image from being damaged during the transfer process, and may be a polyethylene terephthalate (PET) film or a Polycarbonate (PC) film, which is not limited in this embodiment. Specifically, the release layer 12 and the first film layer 11 are stacked in sequence on the transfer layer 13 containing the hologram image and peelable from the base film, and the bonding force between the release layer 12 and the transfer layer 13 containing the hologram image and peelable from the base film is smaller than the bonding force between the second surface of the adhesive layer and the base material, so that when the first film layer 11 and the transfer layer 13 containing the hologram image and peelable from the base film are peeled, the first film layer 11 can be easily removed due to the stable release force exhibited by the release layer 12, thereby ensuring that the hologram image in the transfer layer 13 containing the hologram image and peelable from the base film is not damaged.
Fig. 3 is a schematic structural diagram of an adhesive layer according to an embodiment of the present invention, optionally, the adhesive layer 2 includes a first protective layer 21, a glue layer 22, and a second protective layer 23, which are stacked in sequence, where a surface of a side of the glue layer 22 facing the first protective layer 21 is a first surface of the adhesive layer 2, and a surface of a side of the glue layer 22 facing the second protective layer 23 is a second surface of the adhesive layer 2; before laminating the transfer layer 13 containing the holographic image, which is peelable from the base film, on the first surface of the adhesive layer 2, further comprising: the first protective layer 21 of the adhesive layer 2 is removed. Fig. 4 is a flowchart of a method for transferring a hologram image according to another embodiment of the present invention, which is shown in fig. 2, 3 and 4 and mainly includes the following steps:
s401, providing a holographic image layer, wherein the holographic image layer at least comprises a transfer layer containing a holographic image and capable of being peeled from a substrate film.
S402, providing an adhesive layer, and removing the first protective layer of the adhesive layer.
Specifically, the first protective layer of the adhesive layer is used to protect the first surface of the adhesive layer from being damaged and having strong adhesive force, and in order to bond the first surface of the adhesive layer with the transfer layer containing the hologram image and being peelable from the base film, the first protective layer needs to be removed, where the first protective layer may be paper, cloth, or a plastic film, and the like, and this embodiment is not particularly limited.
And S403, laminating a transfer layer which contains the holographic image and can be peeled from the base film on the first surface of the adhesive layer, wherein the adhesive layer is of a solid film structure with double-sided adhesion.
S404, die cutting is carried out on the attached holographic image layer and the adhesive layer according to the shape of the preset holographic image.
Optionally, the holographic image layer and the adhesive layer are die-cut, and the second protective layer is retained.
The second protective layer can be paper, cloth or a plastic film and the like, the viscosity of the second surface of the adhesive layer is protected from being damaged, the die cutting machine is adopted according to the shape of a preset holographic image, the die cutting process is carried out on the holographic image layer and the adhesive layer, only the die cutting is carried out on the holographic image layer and the adhesive layer, the second protective layer of the adhesive layer is kept from being cut, the holographic image structure after the die cutting is guaranteed to be connected with all the parts through the second protective layer, particularly, for the holographic image structure with the larger size, the storage is convenient, the holographic image structure can be folded or rolled into a shaft through the second protective layer, and therefore, the complete holographic image structure after the die cutting is guaranteed and is not damaged.
S405, removing the second protective layer.
In particular, the second protective layer has no tackiness for protecting the tackiness of the second surface of the adhesive layer from damage, and thus, the second protective layer needs to be removed before attaching the die-cut holographic image structure to the substrate.
And S406, providing a substrate, and coating the second surface of the adhesive layer after die cutting on the substrate.
It should be noted that the adhesive layers on the first surface and the second surface of the adhesive layer may also be made of different materials, so as to ensure that the adhesive layer is suitable for various substrates made of different materials. Specifically, the glue layer includes first adhesive layer, carrier layer and the second adhesive layer that piles up in proper order, and first adhesive layer corresponds to the first surface of bond line, and the second adhesive layer corresponds to the second surface of bond line, and wherein, first adhesive layer is common solid-state glue or solid-state photosensitive glue, and the second adhesive layer is solid-state photosensitive glue, and the carrier layer is the film structure, for example can be the PET membrane, is used for making up firm glue film with two kinds of different solid-state glues, so, guarantees that the glue film can bond on the base of any material, and can not destroy the base.
In the embodiment, the adhesive layer is provided with the first protective layer, the adhesive layer and the second protective layer, the adhesive layer of the adhesive layer is protected from being damaged by the first protective layer and the second protective layer, the adhesive layer has high adhesiveness, meanwhile, the first protective layer is removed before the transfer layer which contains the holographic image and can be peeled off from the substrate film is covered on the first surface of the adhesive layer, the second protective layer is reserved when the holographic image layer and the adhesive layer are subjected to die cutting, the integrity of the large-size holographic image structure is facilitated, the second protective layer is removed before the second surface of the adhesive layer subjected to die cutting is covered on the substrate, and therefore the three-dimensional holographic image with high adhesiveness and complete definition is formed in the holographic image transfer process.
Fig. 5 is a flowchart of a method for transferring a hologram image according to another embodiment of the present invention, as shown in fig. 5, which mainly includes the following steps:
s501, providing a holographic image layer, wherein the holographic image layer at least comprises a transfer layer containing a holographic image and capable of being peeled from a substrate film.
S502, providing an adhesive layer, and laminating a transfer layer which contains the holographic image and can be peeled from the base film on the first surface of the adhesive layer, wherein the adhesive layer is of a solid film structure.
And S503, die cutting is carried out on the attached holographic image layer and the adhesive layer according to the shape of the preset holographic image.
And S504, providing a substrate, and coating the second surface of the adhesive layer after die cutting on the substrate.
And S505, carrying out light curing on the die-cut structure.
Specifically, the photo-curing machine is adopted to irradiate the die-cut holographic image structure and the substrate simultaneously, so that the adhesive layer and the transfer layer containing the holographic image and capable of being peeled off from the substrate film are firmer in adhesion, and the adhesive layer and the substrate are not peeled off.
Optionally, the photo-curing the die-cut structure includes: and (3) irradiating the structure subjected to die cutting by adopting a proper light distribution line, wherein the irradiation time length t is more than or equal to the illuminance of unit area light energy required by curing divided by the curing position.
Specifically, the adhesive layer of the adhesive layer is made of photosensitive materials, in order to further enhance the adhesive property of the adhesive layer, the structure after die cutting is irradiated by a proper light distribution line, the difference between the thickness of the adhesive layer and a special synthetic component is considered, the irradiation time length t is set to be larger than or equal to the unit area light energy required by curing and the illuminance of a curing position, for example, the optimal holographic image is irradiated by adaptive light for 1min, and therefore the viscosity and the hardness of the adhesive layer are guaranteed to be optimal, and the holographic image cannot fall off.
It should be noted that the specific type of the adapting light may be matched according to the material of the adhesive layer, for example, the adapting light may be ultraviolet light, visible light, or infrared light, which is not limited in this embodiment. Illustratively, when the glue layer is sensitive to ultraviolet light, the adaptation light may be ultraviolet light, thus ensuring optimal photocuring.
Fig. 6 is a flowchart of a method for transferring a hologram image according to another embodiment of the present invention, as shown in fig. 6, the method mainly includes the following steps:
s601, providing a holographic image layer, wherein the holographic image layer at least comprises a transfer layer containing a holographic image and capable of being peeled from the base film.
S602, providing an adhesive layer, and laminating a transfer layer which contains the holographic image and can be peeled from the base film on the first surface of the adhesive layer, wherein the adhesive layer is in a solid film structure.
S603, die cutting is carried out on the attached holographic image layer and the adhesive layer according to the shape of the preset holographic image.
And S604, providing a substrate, and coating the second surface of the adhesive layer after die cutting on the substrate.
And S605, carrying out light curing on the die-cut structure.
S606, removing the first thin film layer of the holographic image layer, and performing glazing protection on the holographic image.
Specifically, the first thin film layer has a certain thickness, and the first thin film layer is easy to fall off under the action of the release layer, in order to reduce the thickness of the holographic image layer, the first thin film layer of the holographic image layer is further removed, and a photocuring machine is adopted to perform glazing protection on the holographic image, so that the beautifying effect can be achieved, and the holographic image in the transfer layer which contains the holographic image and can be peeled off from the substrate film can be protected from being scratched and damaged. It should be noted that the glazing protection may be a light-adaptive glazing process, such as an ultraviolet glazing oil, and this embodiment is not particularly limited thereto.
Optionally, after removing the first thin film layer of the holographic image layer, a cold mount film may be used to protect the holographic image.
On the basis of the above-described embodiments, the hologram image transfer method will be described in detail below with reference to the actual transfer process. Specifically, fig. 7 is a flowchart of an actual transfer process of a hologram provided in an embodiment of the present invention, and as shown in fig. 7, a specific implementation process mainly includes the following steps:
s701, providing a holographic image layer, wherein the holographic image layer at least comprises a transfer layer containing a holographic image and capable of being peeled from the base film.
As shown in fig. 8, the holographic image layer 1 includes a PET film layer 11, a release layer 12, and a hologram image-containing transfer layer 13 peelable from a base film, which are sequentially stacked.
S702, providing an adhesive layer, and removing the first protective layer of the adhesive layer.
As shown in fig. 9, the adhesive layer 2 includes a first protective layer 21, a solid photosensitive adhesive layer 22 and a second protective layer 23 stacked in this order, a surface of the solid photosensitive adhesive layer 22 facing the first protective layer 21 is a first surface of the adhesive layer 2, and a surface of the solid photosensitive adhesive layer 22 facing the second protective layer 23 is a second surface of the adhesive layer 2.
And S703, laminating a transfer layer which contains the holographic image and can be peeled from the base film on the first surface of the adhesive layer.
As shown in fig. 10, a transfer layer 13 containing a hologram image, which is peelable from a base film, is laminated on the first surface of the adhesive layer 2 using a laminating machine.
And S704, die cutting is carried out on the attached holographic image layer and the adhesive layer according to the shape of the preset holographic image.
As shown in fig. 11, the holographic image layer 1 and the solid photosensitive adhesive layer 22 are die-cut to obtain a holographic image with a square structure, and the second protective layer 23 is remained.
S705, removing the second protective layer.
The die-cut holographic image structure is removed from the second protective layer 23 of the adhesive layer 2 as shown in fig. 12.
S706, providing a substrate, and coating the second surface of the adhesive layer after die cutting on the substrate.
As shown in fig. 13, the substrate 3 is a very thin sheet of paper, and the die-cut holographic image structure is laminated to the substrate 3.
And S707, carrying out light curing on the die-cut structure.
As shown in FIG. 14, the curing was performed by irradiation with light for 1min using a suitable light distribution lamp.
S708, removing the first thin film layer of the holographic image layer, and performing glazing protection on the holographic image.
As shown in fig. 15, a layer of light-appropriate polish oil is coated on the hologram image structure, and a light-appropriate light lamp is used for light curing to form a layer of bright polish protection film 4, so as to protect the hologram image from being damaged.
Based on the same inventive concept, the embodiment of the invention also provides a transferring system of the holographic image, which is used for executing the transferring method of the holographic image in any embodiment. Fig. 16 is a schematic structural diagram of a holographic image transfer system according to an embodiment of the present invention, as shown in fig. 16, where the holographic image transfer system includes: the laminating machine 101 is internally provided with a holographic image layer and an adhesive layer, the holographic image layer at least comprises a transfer layer containing a holographic image and capable of being peeled from a base film, the adhesive layer is of a double-sided sticky solid film structure, and the laminating machine 101 is used for laminating the transfer layer containing the holographic image and capable of being peeled from the base film on a first surface of the adhesive layer; the die cutting machine 102 is used for die cutting the attached holographic image layer and the adhesive layer according to the shape of the preset holographic image; and a labeling machine 103 for coating the second surface of the die-cut adhesive layer on the substrate.
Specifically, the transfer printing process system further comprises a conveying device 104, the conveying device 104 is connected between the laminating machine 101 and the die cutting machine 102 and between the die cutting machine 102 and the labeling machine 103, the conveying device 104 is used for conveying the holographic image structure adhered in the laminating machine 101 to the die cutting machine 102, then the die cutting machine 102 performs die cutting on the adhered holographic image layer and the adhesive layer according to the shape of the preset holographic image, then the conveying device 104 conveys the holographic image structure subjected to die cutting to the labeling machine 103, and then the labeling machine 103 covers the second surface of the adhesive layer subjected to die cutting on the substrate, so that transfer printing of the holographic image is completed, and the three-dimensional stereo hologram with high adhesion degree and clear and intact image is obtained.
In the embodiment of the invention, a film laminating machine is arranged to laminate a transfer layer which contains a holographic image and can be peeled off from a substrate film on the first surface of an adhesive layer, a die cutting machine is used for die cutting the attached holographic image layer and the adhesive layer according to the shape of the preset holographic image, and a labeling machine is used for laminating the second surface of the die-cut adhesive layer on the substrate, so that the transfer printing of the holographic image is realized, the holographic image is not damaged in the transfer printing process, and the three-dimensional holographic image which has high adhesion and clear and intact image is obtained after the transfer printing.
Optionally, the holographic image layer further comprises a release layer and a first film layer; the release layer is positioned on one side, away from the adhesive layer, of the transfer layer containing the holographic image and capable of being peeled from the base film; the first film layer is positioned on one side of the release layer, which is far away from the transfer layer containing the holographic image and capable of being peeled from the substrate film; the adhesive layer comprises a first protective layer, an adhesive layer and a second protective layer which are sequentially stacked, wherein the surface of one side, facing the first protective layer, of the adhesive layer is the first surface of the adhesive layer, and the surface of one side, facing the second protective layer, of the adhesive layer is the second surface of the adhesive layer; the laminator 101 is also used to remove the first protective layer of the adhesive layer prior to laminating the removable transfer layer containing the holographic image from the base film to the first surface of the adhesive layer.
Optionally, the die cutting machine 102 is configured to perform die cutting on the attached hologram image layer and the adhesive layer according to a shape of a preset hologram image, and retain the second protective layer.
Optionally, the labeler 103 is used to remove the second protective layer before applying the second surface of the die-cut adhesive layer to the substrate.
Fig. 17 is a schematic structural diagram of another holographic image transfer system according to an embodiment of the present invention, as shown in fig. 17, optionally, the transfer system further includes a photo-curing unit 105, and the photo-curing unit 105 is configured to perform photo-curing on the die-cut structure.
Specifically, the photo-curing machine 105 is connected with the labeling machine through a conveying device, after the labeling machine finishes covering the second surface of the die-cut adhesive layer on the substrate, the conveying device 104 conveys the adhered holographic image structure to the photo-curing machine 105, and the photo-curing machine 105 performs illumination curing on the die-cut structure, so that the viscosity of the photosensitive curing adhesive layer is further enhanced, and the photosensitive curing adhesive layer is ensured to be firmer and less prone to fall off with the transferring layer containing the holographic image and capable of being peeled off from the substrate film and the substrate.
Optionally, the light curing machine adopts a structure suitable for light irradiation to perform die cutting, and the irradiation time length t is greater than or equal to the illuminance of unit area light energy required by curing divided by the curing position.
Optionally, the light curing unit is further configured to perform a light protection on the holographic image layer after the first thin film layer is removed.
In the embodiment of the invention, the photocuring machine 105 is arranged to perform photocuring on the die-cut holographic image structure, so that the transferred holographic image has strong adhesiveness, and meanwhile, the light is used for glazing protection, so that the surface of the holographic image is attractive and is not easy to scratch and damage.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (15)
1. A method of transferring a holographic image, comprising:
providing a holographic image layer comprising at least a transfer layer comprising a holographic image that is peelable from a base film;
providing an adhesive layer, and laminating the transfer layer containing the holographic image and capable of being peeled from a base film on a first surface of the adhesive layer, wherein the adhesive layer is a solid film structure with double-sided adhesion;
die cutting is carried out on the attached holographic image layer and the adhesive layer according to the shape of a preset holographic image;
providing a substrate, and coating the second surface of the adhesive layer after die cutting on the substrate.
2. The transfer method according to claim 1, wherein the holographic image layer further comprises a release layer and a first film layer; the release layer is positioned on one side, away from the adhesive layer, of the transfer layer containing the holographic image and capable of being peeled from the base film; the first film layer is positioned on one side of the release layer, which is far away from the transfer layer containing the holographic image and capable of being peeled from the substrate film.
3. The transfer method according to claim 1, wherein the adhesive layer includes a first protective layer, a glue layer, and a second protective layer stacked in this order, a surface of the glue layer on a side facing the first protective layer being a first surface of the adhesive layer, and a surface of the glue layer on a side facing the second protective layer being a second surface of the adhesive layer;
prior to laminating the holographic image-containing releasable transfer layer to the first surface of the adhesive layer, further comprising: and removing the first protective layer of the bonding layer.
4. The transfer method according to claim 3, wherein die-cutting the attached hologram image layer and the adhesive layer according to the shape of the preset hologram image comprises: and die cutting is carried out on the holographic image layer and the adhesive layer, and the second protective layer is reserved.
5. The transfer method according to claim 1,
the adhesive layer comprises a first protective layer, an adhesive layer and a second protective layer which are sequentially stacked, wherein the surface of one side, facing the first protective layer, of the adhesive layer is the first surface of the adhesive layer, and the surface of one side, facing the second protective layer, of the adhesive layer is the second surface of the adhesive layer;
prior to laminating the die-cut second surface of the adhesive layer to the substrate, further comprising: and removing the second protective layer.
6. The transfer method according to claim 1, further comprising, after laminating the second surface of the adhesive layer after die cutting on the substrate: and (5) carrying out illumination curing on the die-cut structure.
7. The transfer printing method according to claim 6, wherein the photo-curing the die-cut structure comprises: and (3) irradiating the die-cut structure with adaptive light rays, wherein the irradiation time length t is more than or equal to the illuminance of unit area light energy required by curing divided by the curing position.
8. The transfer method according to claim 6, wherein the holographic image layer further comprises a release layer and a first film layer; the release layer is positioned on one side, away from the adhesive layer, of the transfer layer containing the holographic image and capable of being peeled from the base film; the first film layer is positioned on one side of the release layer, which is far away from the transfer layer containing the holographic image and capable of being peeled from the base film;
after the photo-curing is carried out on the die-cut structure, the method further comprises the following steps: and removing the first thin film layer of the holographic image layer, and performing glazing protection on the holographic image.
9. A transfer system for a holographic image, comprising:
the laminating machine is provided with a holographic image layer and an adhesive layer, the holographic image layer at least comprises a transfer layer containing a holographic image and capable of being peeled from a base film, the adhesive layer is of a double-sided sticky solid film structure, and the laminating machine is used for laminating the transfer layer containing the holographic image and capable of being peeled from the base film on the first surface of the adhesive layer;
the die cutting machine is used for die cutting the attached holographic image layer and the adhesive layer according to the shape of a preset holographic image;
and the labeling machine is used for coating the second surface of the adhesive layer on the substrate after die cutting.
10. The transfer system of claim 9, wherein the holographic image layer further comprises a release layer and a first film layer; the release layer is positioned on one side, away from the adhesive layer, of the transfer layer containing the holographic image and capable of being peeled from the base film; the first film layer is positioned on one side of the release layer, which is far away from the transfer layer containing the holographic image and capable of being peeled from the base film;
the adhesive layer comprises a first protective layer, an adhesive layer and a second protective layer which are sequentially stacked, wherein the surface of one side, facing the first protective layer, of the adhesive layer is the first surface of the adhesive layer, and the surface of one side, facing the second protective layer, of the adhesive layer is the second surface of the adhesive layer;
the laminator is also used to remove the first protective layer of the adhesive layer prior to laminating the holographic image containing peelable transfer layer to the first surface of the adhesive layer.
11. The transfer system of claim 10, wherein the die cutter is configured to die cut the attached holographic image layer and the adhesive layer according to a shape of the pre-set holographic image, and to leave the second protective layer.
12. The transfer system of claim 10, wherein the labeler is configured to remove the second protective layer prior to laminating the die-cut second surface of the adhesive layer to the substrate.
13. The transfer system of claim 9, further comprising a light curing unit for light curing the die cut structure.
14. The transfer system of claim 13, wherein the light curing unit irradiates the die cut structure with light using an adapted light source for a time period t equal to or greater than light energy per unit area required for curing divided by the illuminance at the curing location.
15. The transfer system of claim 9, wherein the holographic image layer further comprises a release layer and a first film layer; the release layer is positioned on one side, away from the adhesive layer, of the transfer layer containing the holographic image and capable of being peeled from the base film; the first film layer is positioned on one side of the release layer, which is far away from the transfer layer containing the holographic image and capable of being peeled from the base film;
the light curing machine is also used for glazing and protecting the holographic image layer after the first thin film layer is removed.
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