Thinned high performance hot stamping film

Abstract

The utility model discloses a thinned high-performance hot stamping film which comprises a release layer and an adhesive layer, a positioning net layer is fixedly arranged on the upper surface of the adhesive layer, and a metal layer is fixedly arranged on the upper surface of the positioning net layer; a plurality of storage grooves, a first anti-counterfeiting groove and a second anti-counterfeiting groove are formed in the upper surface of the metal layer, an imaging layer is arranged in each storage groove in an embedded mode, and a shimmering powder layer is fixedly arranged on the upper surface of each imaging layer; a photosensitive color-changing anti-counterfeiting layer is arranged in the first anti-counterfeiting groove in an embedded mode, and a temperature-sensing color-changing anti-counterfeiting layer is arranged in the second anti-counterfeiting groove in an embedded mode. The upper surfaces of the shimmering powder layer, the photosensitive color-changing anti-counterfeiting layer and the thermochromic anti-counterfeiting layer are flush with the upper surface of the metal layer or are lower than the upper surface of the metal layer; a plurality of positioning protruding blocks are integrally arranged on the edge of the upper surface of the positioning net layer. According to the technical scheme, the structural design is reasonable, the number of layers is small, the thickness is small, manufacturing cost is low, and practicability is good.

Description

Technical Field

[0001] The utility model relates to the technical field of hot stamping films, in particular to a thinned high-performance hot stamping film. Background Art

[0002] Hot stamping film is widely used in the packaging field. Compared with traditional printing technology, hot stamping film is colorful and dynamic, and has a certain degree of anti-counterfeiting strength. The back of the hot stamping film is provided with a back adhesive layer that is bonded to the object. When the back adhesive layer is bonded and fixed to the object, the film layer on the front of the hot stamping film is peeled off to reveal the imaging layer with the anti-counterfeiting pattern.

[0003] The existing hot stamping film structure is such as a UV printing high temperature resistant holographic hot stamping film disclosed in the authorization announcement number CN219409609U, which includes: a base layer, a high temperature resistant release layer coated on the base layer, an imaging layer coated on the high temperature resistant release layer, a printing layer coated on the imaging layer, and an adhesive layer coated on the printing layer, the adhesive layer is attached to the plate, the base layer is made of a film material, and the upper surface of the imaging layer is provided with a holographic microstructure, and the holographic microstructure constitutes a holographic positioning pattern. The technical solution of the above patent still has shortcomings: the hot stamping film has a large number of layers, and the layers of materials are stacked, resulting in a thick total thickness of the hot stamping film, which not only consumes a large amount of material for each layer, but also has a high manufacturing cost. Utility Model Content

[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a thinned high-performance hot stamping film with reasonable structural design, fewer layers, thin thickness, low manufacturing cost and good practicality.

[0005] To achieve the above object, the utility model provides the following technical solution: a thinned high-performance hot stamping film, comprising a release layer and an adhesive layer, a positioning mesh layer is fixedly disposed on the upper surface of the adhesive layer, and a metal layer is fixedly disposed on the upper surface of the positioning mesh layer;

[0006] The upper surface of the metal layer is provided with a plurality of placement grooves, a first anti-counterfeiting groove and a second anti-counterfeiting groove, an imaging layer is embedded in the placement groove, and a glitter layer is fixedly disposed on the upper surface of the imaging layer; a photosensitive color-changing anti-counterfeiting layer is embedded in the first anti-counterfeiting groove, and a thermosensitive color-changing anti-counterfeiting layer is embedded in the second anti-counterfeiting groove;

[0007] The upper surfaces of the glitter layer, the photochromic anti-counterfeiting layer and the thermochromic anti-counterfeiting layer are all flush with or lower than the upper surface of the metal layer;

[0008] A plurality of positioning protrusions are integrally arranged at the edge of the upper surface of the positioning mesh layer, and a positioning through hole is arranged on the lower surface of the metal layer to align with each positioning protrusion position, each positioning protrusion is inserted into the aligned positioning through hole, and each positioning protrusion is bonded and fixed to the inner wall surface of the aligned positioning through hole; the upper end surface of the positioning protrusion is lower than the upper surface of the metal layer.

[0009] The utility model is further configured as follows: the imaging layer, the photochromic anti-counterfeiting layer and the thermochromic anti-counterfeiting layer are combined together to form an anti-counterfeiting pattern.

[0010] The utility model is further configured as follows: the bottom surface of the imaging layer is bonded and fixed to the inner bottom surface of the storage groove, the upper surface of the imaging layer is bonded and fixed to the lower surface of the glitter layer, and the side surface of the glitter layer is bonded and fixed to the inner wall surface of the storage groove.

[0011] The utility model is further configured as follows: a positioning sleeve is provided on the upper end of each positioning protrusion, and an anti-counterfeiting graphic laser engraving layer is provided on the upper end surface of each positioning sleeve, and the upper end surface of the positioning sleeve is flush with or lower than the upper surface of the metal layer.

[0012] The utility model is further configured as follows: a transparent protective layer is fixedly arranged on the upper surface of the metal layer, and the lower surface of the transparent protective layer simultaneously covers the upper surfaces of the glitter layer, the photochromic anti-counterfeiting layer, the thermochromic anti-counterfeiting layer and the positioning sleeve.

[0013] The utility model is further configured as follows: the upper surface of the transparent protective layer is connected to the lower surface of the release layer, and a positioning convex strip is integrally provided at a local position on the upper surface of the release layer.

[0014] The beneficial effects of the utility model are as follows: compared with the prior art, the utility model has a reasonable structural design, and part of the glue of the adhesive layer will flow into the mesh of the positioning mesh layer during the hot stamping process, so that the adhesive layer, the positioning mesh layer and the metal layer are reliably connected and not easy to fall off; the upper surfaces of the glitter layer, the photochromic anti-counterfeiting layer and the thermochromic anti-counterfeiting layer are all flush with or lower than the upper surface of the metal layer; the upper end surface of the positioning protrusion is lower than the upper surface of the metal layer, and because the glitter layer, the photochromic anti-counterfeiting layer, the thermochromic anti-counterfeiting layer and the positioning protrusion are all embedded in the metal layer, not only can the hot stamping film be thinned, but also the number of layers is small, the thickness is thin, and the amount of each material is small, and the manufacturing cost is reduced by reducing the consumption of materials;

[0015] In addition, the photochromic anti-counterfeiting layer, the thermochromic anti-counterfeiting layer and the anti-counterfeiting graphic laser engraving layer of this embodiment all have anti-counterfeiting functions, and the imaging layer, the photochromic anti-counterfeiting layer and the thermochromic anti-counterfeiting layer are combined to form an anti-counterfeiting pattern, which has a reasonable structural design, good anti-counterfeiting performance and is not easy to be counterfeited;

[0016] The positioning protrusions arranged at the edge of the upper surface of the positioning mesh layer play a positioning role on the edge of the entire thinned high-performance hot stamping film, preventing the edge of the thinned high-performance hot stamping film from warping, extending the service life and having good practicality.

[0017] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0019] Figure 2 This is a schematic top view of a metal layer in an embodiment of the utility model;

[0020] Figure 3 for Figure 1 Enlarged schematic diagram of part I in the middle. DETAILED DESCRIPTION

[0021] In the description of this embodiment, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "back", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore, cannot be understood as a limitation on the utility model. In addition, if the terms "first", "second", and "third" appear, they are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0022] See also Figures 1 to 3 The utility model discloses a thinned high-performance hot stamping film, comprising a release layer 1 and an adhesive layer 2, a positioning mesh layer 3 is fixedly arranged on the upper surface of the adhesive layer 2, and a metal layer 4 is fixedly arranged on the upper surface of the positioning mesh layer 3;

[0023] The upper surface of the metal layer 4 is provided with a plurality of placement grooves 41, a first anti-counterfeiting groove 42, and a second anti-counterfeiting groove 43. An imaging layer 5 is embedded in the placement groove 41, and a glitter layer 6 is fixedly disposed on the upper surface of the imaging layer 5; a photosensitive color-changing anti-counterfeiting layer 7 is embedded in the first anti-counterfeiting groove 42, and a thermosensitive color-changing anti-counterfeiting layer 8 is embedded in the second anti-counterfeiting groove 43;

[0024] The upper surfaces of the glitter layer 6, the photochromic anti-counterfeiting layer 7 and the thermochromic anti-counterfeiting layer 8 are all flush with or lower than the upper surface of the metal layer 4;

[0025] A plurality of positioning protrusions 31 are integrally provided at the edge of the upper surface of the positioning mesh layer 3, and a positioning through hole 44 is provided on the lower surface of the metal layer 4 aligned with each positioning protrusion position, each positioning protrusion 31 is inserted into the aligned positioning through hole 44, and each positioning protrusion 31 is bonded and fixed to the inner wall surface of the aligned positioning through hole 44; the upper end surface of the positioning protrusion 31 is lower than the upper surface of the metal layer 4.

[0026] Preferably, the positioning mesh layer 3 is made of stainless steel or plastic, the metal layer 4 is an aluminum-plated layer, and the imaging layer 5 is formed by coating ink or material pigment and then curing; the lower surface of the glitter layer 6 is bonded and fixed to the upper surface of the imaging layer 5; the positioning mesh layer 3 is a rectangular structure, and a positioning bump 31 is provided at each of the four top corners of the upper surface of the positioning mesh layer 3. The photochromic anti-counterfeiting layer 7 is formed by coating a photochromic material and then curing; the thermochromic anti-counterfeiting layer 8 is formed by coating a thermochromic material and then curing.

[0027] In order to make the structural design of the utility model more reasonable, as a preferred embodiment, the imaging layer 5, the photochromic anti-counterfeiting layer 7 and the thermochromic anti-counterfeiting layer 8 described in this embodiment are combined together to form an anti-counterfeiting pattern.

[0028] The bottom surface of the imaging layer 5 is bonded to the inner bottom surface of the placement groove 41 , the upper surface of the imaging layer 5 is bonded to the lower surface of the glitter layer 6 , and the side surface of the glitter layer 6 is bonded to the inner wall surface of the placement groove 41 .

[0029] In this embodiment, a positioning sleeve 9 is provided on the upper end of each positioning protrusion 31, and an anti-counterfeiting graphic laser engraving layer 91 is provided on the upper end surface of each positioning sleeve 9, and the upper end surface of the positioning sleeve 9 is flush with or lower than the upper surface of the metal layer 4. Preferably, the positioning sleeve 9 is made of stainless steel, copper or plastic, and the lower end of the positioning sleeve 9 is bonded and fixed to the upper end of the aligned positioning protrusion 31, and the side surface of the positioning sleeve 9 is bonded and fixed to the inner wall surface of the positioning through hole 44.

[0030] A transparent protective layer 10 is fixedly disposed on the upper surface of the metal layer 4, and the lower surface of the transparent protective layer 10 simultaneously covers the upper surfaces of the glitter layer 6, the photochromic anti-counterfeiting layer 7, the thermochromic anti-counterfeiting layer 8 and the positioning sleeve 9. Preferably, the transparent protective layer 10 is a transparent film layer or a transparent resin layer. If the transparent protective layer 10 is a transparent film layer, an existing PET film or TPU film can be used.

[0031] In this embodiment, the adhesive layer 2, the positioning mesh layer 3, the metal layer 4, the imaging layer 5, the glitter layer 6, the photochromic anti-counterfeiting layer 7, the thermochromic anti-counterfeiting layer 8, the positioning sleeve 9 and the transparent protective layer 10 are bonded together to form an integrated structure.

[0032] The upper surface of the transparent protective layer 10 is connected to the lower surface of the release layer 1, and a positioning convex strip 11 is integrally provided at a local position of the upper surface of the release layer 1. The positioning convex strip 11 facilitates the user to peel off the release layer 1.

[0033] In actual application, part of the glue of the adhesive layer 2 will flow into the mesh of the positioning mesh layer 3 during the hot stamping process, so that the adhesive layer 2, the positioning mesh layer 3 and the metal layer 4 are reliably connected and not easy to fall off; the upper surfaces of the glitter layer 6, the photochromic anti-counterfeiting layer 7 and the thermochromic anti-counterfeiting layer 8 are all flush with or lower than the upper surface of the metal layer 4; the upper end surface of the positioning protrusion 31 is lower than the upper surface of the metal layer 4. Since the glitter layer 6, the photochromic anti-counterfeiting layer 7, the thermochromic anti-counterfeiting layer 8 and the positioning protrusion 31 are all embedded in the metal layer 4, not only can the hot stamping film be thinned, but also the number of layers is small, the thickness is thin, and the amount of each material is small, thereby reducing the manufacturing cost by reducing the consumption of materials;

[0034] In addition, the photochromic anti-counterfeiting layer 7, the thermochromic anti-counterfeiting layer 8 and the anti-counterfeiting graphic laser engraving layer 91 of this embodiment all have anti-counterfeiting functions, and the imaging layer 5, the photochromic anti-counterfeiting layer 7 and the thermochromic anti-counterfeiting layer 8 are combined together to form an anti-counterfeiting pattern, which has a reasonable structural design, good anti-counterfeiting performance, and is not easy to be counterfeited;

[0035] The positioning protrusions 11 arranged at the edge of the upper surface of the positioning mesh layer 3 play a positioning role on the edge of the entire thinned high-performance hot stamping film, preventing the edge of the thinned high-performance hot stamping film from warping, extending the service life and having good practicality.

[0036] The specific description of the present invention in the above embodiments is only used to further illustrate the present invention and cannot be understood as limiting the scope of protection of the present invention. Technical engineers in this field may make some non-essential improvements and adjustments to the present invention based on the contents of the above-mentioned utility model, which fall within the scope of protection of the present invention.

Claims

1. A thinned high-performance hot stamping film, comprising a release layer (1) and an adhesive layer (2), characterized in that: A positioning mesh layer (3) is fixedly disposed on the upper surface of the adhesive layer (2), and a metal layer (4) is fixedly disposed on the upper surface of the positioning mesh layer (3); A plurality of object placement grooves (41), a first anti-counterfeiting groove (42) and a second anti-counterfeiting groove (43) are arranged on the upper surface of the metal layer (4); an imaging layer (5) is embedded in the object placement groove (41), and a glitter layer (6) is fixedly arranged on the upper surface of the imaging layer (5); a photosensitive color-changing anti-counterfeiting layer (7) is embedded in the first anti-counterfeiting groove (42), and a temperature-sensitive color-changing anti-counterfeiting layer (8) is embedded in the second anti-counterfeiting groove (43); The upper surfaces of the glitter layer (6), the photochromic anti-counterfeiting layer (7) and the thermochromic anti-counterfeiting layer (8) are all flush with the upper surface of the metal layer (4) or lower than the upper surface of the metal layer (4); A plurality of positioning protrusions (31) are integrally provided at the edge of the upper surface of the positioning mesh layer (3); a positioning through hole (44) is provided on the lower surface of the metal layer (4) aligned with each positioning protrusion position; each positioning protrusion (31) is inserted into the aligned positioning through hole (44), and each positioning protrusion (31) is bonded and fixed to the inner wall surface of the aligned positioning through hole (44); the upper end surface of the positioning protrusion (31) is lower than the upper surface of the metal layer (4).

2. The thinned high-performance hot stamping film according to claim 1, characterized in that: The imaging layer (5), the photochromic anti-counterfeiting layer (7) and the thermochromic anti-counterfeiting layer (8) are combined together to form an anti-counterfeiting pattern.

3. The thinned high-performance hot stamping film according to claim 2, characterized in that: The bottom surface of the imaging layer (5) is bonded and fixed to the inner bottom surface of the placement groove (41), the upper surface of the imaging layer (5) is bonded and fixed to the lower surface of the glitter layer (6), and the side surface of the glitter layer (6) is bonded and fixed to the inner wall surface of the placement groove (41).

4. The thinned high-performance hot stamping film according to claim 3, characterized in that: A positioning sleeve (9) is provided on the upper end of each positioning protrusion (31), and an anti-counterfeiting graphic laser engraving layer (91) is provided on the upper end surface of each positioning sleeve (9), and the upper end surface of the positioning sleeve (9) is flush with the upper surface of the metal layer (4) or lower than the upper surface of the metal layer (4).

5. The thinned high-performance hot stamping film according to claim 4, characterized in that: A transparent protective layer (10) is fixedly arranged on the upper surface of the metal layer (4), and the lower surface of the transparent protective layer (10) simultaneously covers the upper surfaces of the glitter layer (6), the photochromic anti-counterfeiting layer (7), the thermochromic anti-counterfeiting layer (8) and the positioning sleeve (9).

6. The thinned high-performance hot stamping film according to claim 5, characterized in that: The upper surface of the transparent protective layer (10) is connected to the lower surface of the release layer (1), and a positioning convex strip (11) is integrally provided at a local position of the upper surface of the release layer (1).

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