CN117313777A - Embedded pattern injection molding electronic tag and preparation method thereof - Google Patents
Embedded pattern injection molding electronic tag and preparation method thereof Download PDFInfo
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- CN117313777A CN117313777A CN202310777963.1A CN202310777963A CN117313777A CN 117313777 A CN117313777 A CN 117313777A CN 202310777963 A CN202310777963 A CN 202310777963A CN 117313777 A CN117313777 A CN 117313777A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 107
- 238000002360 preparation method Methods 0.000 title claims description 6
- 238000005516 engineering process Methods 0.000 claims description 55
- 238000002347 injection Methods 0.000 claims description 38
- 239000007924 injection Substances 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 229920006351 engineering plastic Polymers 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 9
- 239000012778 molding material Substances 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000003086 colorant Substances 0.000 abstract description 23
- 238000004891 communication Methods 0.000 abstract description 2
- 238000007639 printing Methods 0.000 description 13
- 238000010330 laser marking Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 6
- 238000011161 development Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007641 inkjet printing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07745—Mounting details of integrated circuit chips
Abstract
The embodiment of the invention provides an embedded pattern injection molding electronic tag, and belongs to the field of wireless communication. The electronic tag includes: an inner core; a surface information structure fixed to one side of the surface of the inner core; wherein the surface information structure is manufactured by injection molding; an antenna fixed on the surface of the inner core and a chip fixed on the antenna; and the shell is wrapped outside the inner core, the surface information structure, the antenna and the chip and is integrally formed through injection molding. The embedded pattern injection molding electronic tag provided by the embodiment of the invention can be applied to a severe application environment, the surface information on the electronic tag can realize other colors different from the colors of the electronic tag body, and the surface information can not lose the original colors and disappear along with the length of time, so that the embedded pattern injection molding electronic tag is suitable for being applied to the surface information of the high-reliability long-service-life ultrahigh-frequency radio frequency electronic tag.
Description
Technical Field
The invention relates to the technical field of wireless communication, in particular to an embedded pattern injection molding electronic tag and a preparation method of the embedded pattern injection molding electronic tag.
Background
Along with the rapid development of the internet of things industry, an RFID (radio frequency identification) technology is taken as one of three core technologies of the internet of things, and is widely applied to a plurality of industries such as power industry, financial industry, logistics industry, clothing industry, railway traffic and the like. The surface information forming technology of the ultrahigh frequency radio frequency electronic tag in the current industry comprises an injection molding technology, a laser marking forming technology and a printing forming technology.
Injection molding technology: limited by the color of the label itself material, no other colors than the label body color can be achieved.
Laser marking technology: the marking method is characterized in that laser with high energy density is utilized to locally irradiate the surface of the label, so that the surface layer material is vaporized or undergoes chemical reaction of color change, and a permanent mark is left. At present, black surface information is universally formed in the industry, and although the surface information of other colors can be realized, the technical difficulty is high and the cost is high. Meanwhile, the laser marking technology cannot realize surface information of various colors.
Printing and forming technology: UV ink-jet printing is commonly adopted in the current industry, although surface information with various colors can be realized, in consideration of the application requirements of the ultra-high frequency radio frequency electronic tag on high reliability and long service life, the printing forming technology gradually loses the original color and even disappears along with the severe application environment and the long time, and the printing forming technology is not suitable for being applied to the surface information of the ultra-high frequency radio frequency electronic tag with high reliability and long service life.
Based on the technical shortcomings, development of a forming technology for realizing high-reliability long-service-life patterns on the surface of an ultrahigh frequency radio frequency electronic tag is needed.
Disclosure of Invention
The embodiment of the invention aims to provide an embedded pattern injection molding electronic tag, wherein the surface information on the embedded pattern injection molding electronic tag can realize other colors different from the colors of an electronic tag body, and the surface information can not lose the original colors and disappear along with the lengthening of time, so that the embedded pattern injection molding electronic tag is suitable for being applied to the surface information of the high-reliability long-service-life ultrahigh frequency radio frequency electronic tag.
In order to achieve the above object, a first aspect of an embodiment of the present invention provides an embedded pattern injection molded electronic tag, including: an inner core;
a surface information structure fixed to one side of the surface of the inner core; wherein the surface information structure is manufactured by injection molding;
an antenna fixed on the surface of the inner core and a chip fixed on the antenna;
and the shell is wrapped outside the inner core, the surface information structure, the antenna and the chip and is integrally formed through injection molding.
Optionally, the surface information structure includes: an information function surface and a support; the information function surface is arranged at one end of the support, and the other end of the support is fixed at one side of the inner core through the fixing piece.
Optionally, the fixing piece is a buckle, is arranged on the surface of the inner core and is used for fixing the bracket.
Optionally, the buckle is a plug-in protrusion on the surface of the inner core.
Optionally, a plug hole adapted to the plug protrusion is formed on the support at a position corresponding to the plug protrusion on the surface of the inner core, and the plug protrusion is inserted into the corresponding plug hole to fix the support.
Optionally, the bracket and the information function surface are integrally formed by injection molding.
Optionally, the information function surface is one or more of injection molded pattern information, logo information and text information.
Optionally, the antenna and the chip are fixed on the same side of the fixing piece and on the surface of the inner core.
Optionally, the antenna and the chip are fixed on the surface of the inner core on opposite sides of the fixing piece.
Optionally, the shell is formed by injection molding of high-reliability weather-proof engineering plastics.
The second aspect of the embodiment of the invention provides a preparation method of an embedded pattern injection molding electronic tag, which comprises the following steps:
the inner core is subjected to injection molding, and an inner core with a first preset shape is manufactured by adopting an injection molding technology;
injection molding the surface information structure, and manufacturing the surface information structure with a second preset shape by adopting an injection molding technology;
manufacturing an antenna, namely manufacturing the antenna with a third preset shape by adopting a preset processing technology, and fixing a chip on the surface of the antenna;
assembling, namely fixing the surface information structure with the second preset shape and the antenna fixed with the chip on the surface of the inner core with the first preset shape;
the shell is subjected to injection molding, and the assembled surface information structure, the antenna fixed with the chip and the inner core are placed into a mold with a preset shape to form a filling molding space; and filling injection molding materials into the filling molding space, and cooling and opening the injection molding materials to form the embedded pattern injection molding electronic tag.
Optionally, the injection molding material includes: high-reliability weather-resistant engineering plastics.
Optionally, the surface information structure includes: an information function surface and a support; the support and the information function surface are integrally formed through injection molding.
According to the technical scheme, the surface information structure with the preset shape is manufactured and formed by adopting the injection molding technology, then the antenna, the chip, the surface information structure with the preset shape and the inner core are assembled, and then the embedded pattern injection molding electronic tag is formed by secondary injection molding. The embedded pattern injection molding electronic tag provided by the invention can be applied to a severe application environment, the surface information on the electronic tag can realize other colors different from the colors of the electronic tag body, and the surface information can not lose the original colors and disappear along with the lengthening of time, so that the embedded pattern injection molding electronic tag is suitable for being applied to the surface information of the high-reliability long-service-life ultrahigh-frequency radio frequency electronic tag.
Additional features and advantages of embodiments of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain, without limitation, the embodiments of the invention. In the drawings:
fig. 1 schematically shows an electronic tag formed by integral injection molding in the prior art;
FIG. 2 schematically illustrates a prior art tag body with identification;
fig. 3 schematically illustrates a schematic cross-sectional structure of an embedded pattern injection molded electronic tag according to a first embodiment of the present application;
fig. 4 schematically illustrates a schematic cross-sectional structure of an embedded pattern injection molded electronic tag according to a second embodiment of the present application;
FIG. 5 schematically illustrates an internal structure of a buried pattern injection molded electronic label according to an embodiment of the present application;
fig. 6 schematically illustrates an external structural diagram of a buried pattern injection molded electronic tag according to an embodiment of the present application.
Description of the reference numerals
The antenna comprises a 1-antenna, a 2-chip, a 3-shell, 4-product logo information, 5-identity ID information, 6-two-dimensional code information, a 7-information functional surface, an 8-bracket, a 9-buckle and a 10-inner core.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it should be understood that the specific implementations described herein are only for illustrating and explaining the embodiments of the present application, and are not intended to limit the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.
It should be noted that, in the embodiment of the present application, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship between the components in a specific posture, and if the specific posture is changed, the directional indications are correspondingly changed.
Along with the rapid development of the internet of things industry, an RFID (radio frequency identification) technology is taken as one of three core technologies of the internet of things, and is widely applied to a plurality of industries such as power industry, financial industry, logistics industry, clothing industry, railway traffic and the like.
As an application product of the RFID technology, the ultrahigh frequency radio frequency electronic tag consists of a radio frequency chip and a radio frequency antenna, and is communicated with a reader-writer through an inductance coupling or electromagnetic backscattering principle. In order to improve the application reliability of the electronic tag and meet the complexity and severity of application scenes, high-reliability weather-resistant engineering plastics are commonly adopted in the industry to manufacture an electronic tag body through integrated injection molding.
Fig. 1 schematically illustrates an electronic tag formed by integral injection molding in the prior art, and as shown in fig. 1, an antenna 1 and a chip 2 are arranged inside a housing 3, and the housing 3 is formed by integral injection molding by adopting high-reliability weather-proof engineering plastics.
The UHF radio frequency electronic tag is used as an electronic tag, and identity information is stored in the UHF radio frequency chip, and the tag surface is reserved with the identity information by a laser marking technology or a printing technology.
Fig. 2 schematically illustrates an electronic tag body with a logo in the prior art, and as shown in fig. 2, product logo information 4, identity ID information 5 and two-dimensional code information 6 are printed on the electronic tag body.
In the current industry, the surface information forming technology of the ultrahigh frequency radio frequency electronic tag comprises the following steps: injection molding techniques, laser marking techniques, and printing techniques, however, injection molding techniques are limited to the color of the material of the label itself and do not achieve other colors than the color of the label body.
The laser marking technology is a marking method which uses high-energy density laser to locally irradiate the surface of the label so as to vaporize the surface layer material or generate chemical reaction of color change, thereby leaving permanent marks. At present, black surface information is universally formed in the industry, and although the surface information of other colors can be realized, the technical difficulty is high and the cost is high. Meanwhile, the laser marking technology cannot realize surface information of various colors.
Printing and forming technology: UV ink-jet printing is commonly adopted in the current industry, although surface information with various colors can be realized, in consideration of the application requirements of the ultra-high frequency radio frequency electronic tag on high reliability and long service life, the printing forming technology gradually loses the original color and even disappears along with the severe application environment and the long time, and the printing forming technology is not suitable for being applied to the surface information of the ultra-high frequency radio frequency electronic tag with high reliability and long service life.
Based on the technical shortcomings, development of a forming technology for realizing high-reliability long-service-life color patterns on the surface of an ultrahigh frequency radio frequency electronic tag is needed.
The invention designs the embedded pattern injection molding electronic tag, which solves the problem that the traditional injection molding technology can only realize the color surface information of the tag body, breaks through the weakness that the laser marking technology can only realize the monochromatic surface information, and overcomes the defect of short application life caused by the printing molding technology.
Example 1
Fig. 3 schematically illustrates a schematic cross-sectional structure of an embedded pattern injection molded electronic tag according to a first embodiment of the present application. As shown in fig. 3, this embodiment provides an embedded pattern injection molding electronic tag, including: an inner core 10; a surface information structure fixed to one side of the surface of the inner core 10, wherein the surface information structure is manufactured by injection molding; an antenna 1 fixed to the surface of the inner core 10 and a chip 2 fixed to the antenna 1; and the shell 3 is wrapped outside the inner core 10, the surface information structure, the antenna 1 and the chip 2, and the shell 3 is integrally formed by injection molding.
The antenna 1 in this embodiment is an rf antenna of an rf tag, the inner core 10 is used for supporting the rf antenna of the rf tag and fixing a surface information structure, and the inner core 10 is manufactured by injection molding technology alone.
As shown in fig. 3, the surface information structure includes: the information function surface 7 and support 8, the one end of support 8 is located to information function surface 7, the other end of support 8 is fixed in inner core 10 one side through the mounting. The fixing piece is a buckle 9 which is arranged on the surface of the inner core 10 and is used for fixing the bracket 8.
Specifically, the support 8 is fixed on the surface of the inner core 10 through the buckle 9, and because the support 8 and the information function surface 7 are integrally formed through injection molding, the buckle 9 can fix the information function surface 7 on the surface of the inner core 10 at the same time, and displacement of the information function surface 7 can be avoided in the injection molding process of the shell.
Specifically, the buckle 9 is a plugging protrusion on the surface of the inner core 10. The position of the support 8 corresponding to the inserting protrusion on the surface of the inner core 10 is provided with an inserting hole matched with the inserting protrusion, the inserting protrusion on the surface of the inner core 10 is inserted into the inserting hole provided on the support 8, and the support 8 and the information function surface 7 can be fixed on the surface of the inner core 10.
Fig. 5 schematically illustrates an internal structure of an embedded pattern injection molded electronic tag according to an embodiment of the present application, and as shown in fig. 5, a bracket 8 is used to support an information function surface 7, and the bracket 8 is fixed by a buckle 9. The support 8 is usually flat, and the flat support 8 can reduce the obstruction to the material fluidity in the injection molding process as much as possible, and the support 8 and the information function surface 7 are integrally molded by injection molding, so that the support 8 and the information function surface 7 have the same color. In the injection molding process of the shell, the buckle 9 can firmly fix the surface information bracket on the surface of the inner core 10, so that the effect of preventing the surface information bracket from being deviated due to injection molding pressure can be achieved.
In this embodiment, as shown in fig. 3, the antenna 1 is disposed on the lower surface of the inner core, and the chip 2 is fixed on the lower surface of the antenna 1 by soldering or adhering. The buckle 9 is arranged on the upper surface of the inner core. The holder 8 is fixed to the upper surface of the core by the clip 9, and since the information function surface 7 and the holder 8 are obtained by injection molding integrally, the information function surface 7 is fixed to the upper surface of the core 10 by the holder 8 and the clip 9.
Specifically, the housing 3 is injection molded by using high-reliability weather-resistant engineering plastics; the outer shell 3 is wrapped outside the inner core 10 for protecting the antenna 1, the buckle 9, the bracket 8 and the information function surface 7. Fig. 6 schematically illustrates an external structure of a buried pattern injection molded electronic tag according to an embodiment of the present application, and as shown in fig. 6, the surface of the buried pattern injection molded electronic tag shows an information function surface 7, and the surface of the housing 3 is level with the information function surface 7 or has a concave-convex shape. When the two are held at the same time, the plane surface information can be injection molded. When the two are concave-convex, the three-dimensional surface information can be injection molded.
In the present embodiment, the information function surface 7 may be one or more of injection molded pattern information, logo information, and text information. The information function surface 7 is injection molded from a highly reliable weather-resistant engineering plastic.
Compared with the conventional injection molding technology, the embedded pattern injection molding electronic tag in the embodiment can realize other colors different from the color of the housing 3 (i.e., the tag body).
Compared with the traditional laser marking technology, the embedded pattern injection molding electronic tag in the embodiment has low manufacturing difficulty and low cost, and meanwhile, the embedded pattern injection molding electronic tag in the embodiment can realize surface information of various colors.
Compared with the traditional printing and forming technology, the embedded pattern injection molding electronic tag in the embodiment can be applied to severe application environments, and the surface information cannot lose the original color and disappear along with the lengthening of time, so that the embedded pattern injection molding electronic tag is suitable for being applied to the surface information of the high-reliability long-service-life ultrahigh-frequency radio frequency electronic tag.
Example two
Fig. 4 schematically illustrates a schematic cross-sectional structure of an embedded pattern injection molded electronic tag according to a second embodiment of the present application. As shown in fig. 4, this embodiment provides an embedded pattern injection molding electronic tag, including: an inner core 10; a surface information structure fixed to one side of the surface of the inner core 10, wherein the surface information structure is manufactured by injection molding; an antenna 1 fixed to the surface of the inner core 10 and a chip 2 fixed to the antenna 1; and the shell 3 is wrapped outside the inner core 10, the surface information structure, the antenna 1 and the chip 2, and the shell 3 is integrally formed by injection molding.
The antenna 1 in this embodiment is an rf antenna of an rf tag, the inner core 10 is used for supporting the rf antenna of the rf tag and fixing a surface information structure, and the inner core 10 is manufactured by injection molding technology alone.
As shown in fig. 4, the surface information structure includes: the information function surface 7 and support 8, the one end of support 8 is located to information function surface 7, the other end of support 8 is fixed in inner core 10 one side through the mounting. The fixing piece is a buckle 9 which is arranged on the surface of the inner core 10 and is used for fixing the bracket 8.
Specifically, the support 8 is fixed on the surface of the inner core 10 through the buckle 9, and because the support 8 and the information function surface 7 are integrally formed through injection molding, the buckle 9 can fix the information function surface 7 on the surface of the inner core 10 at the same time, and displacement of the information function surface 7 can be avoided in the injection molding process of the shell.
Specifically, the buckle 9 is a plugging protrusion on the surface of the inner core 10. The position of the support 8 corresponding to the inserting protrusion on the surface of the inner core 10 is provided with an inserting hole matched with the inserting protrusion, the inserting protrusion on the surface of the inner core 10 is inserted into the inserting hole provided on the support 8, and the support 8 and the information function surface 7 can be fixed on the surface of the inner core 10.
Fig. 5 schematically illustrates an internal structure of an embedded pattern injection molded electronic tag according to an embodiment of the present application, and as shown in fig. 5, a bracket 8 is used to support an information function surface 7, and the bracket 8 is fixed by a buckle 9. The support 8 is usually flat, and the flat support 8 can reduce the obstruction to the material fluidity in the injection molding process as much as possible, and the support 8 and the information function surface 7 are integrally molded by injection molding, so that the support 8 and the information function surface 7 have the same color. In the injection molding process of the shell, the buckle 9 can firmly fix the surface information bracket on the surface of the inner core 10, so that the effect of preventing the surface information bracket from being deviated due to injection molding pressure can be achieved.
In this embodiment, as shown in fig. 4, the antenna 1 is provided on the upper surface of the inner core 10, and the chip 2 is fixed on the upper surface of the antenna 1 by soldering or adhering. The catch 9 is also arranged on the upper surface of the core, i.e. the antenna 1, the chip 2 and the catch 9 are located on the same side of the core 10. The holder 8 is fixed to the upper surface of the core by the clip 9, and since the information function surface 7 and the holder 8 are obtained by injection molding integrally, the information function surface 7 is fixed to the upper surface of the core 10 by the holder 8 and the clip 9.
Specifically, the housing 3 is injection molded by using high-reliability weather-resistant engineering plastics; the outer shell 3 is wrapped outside the inner core 10 for protecting the antenna 1, the buckle 9, the bracket 8 and the information function surface 7. Fig. 6 schematically illustrates an external structure of a buried pattern injection molded electronic tag according to an embodiment of the present application, and as shown in fig. 6, the surface of the buried pattern injection molded electronic tag shows an information function surface 7, and the surface of the housing 3 is level with the information function surface 7 or has a concave-convex shape. When the two are held at the same time, the plane surface information can be injection molded. When the two are concave-convex, the three-dimensional surface information can be injection molded.
In the present embodiment, the information function surface 7 may be one or more of injection molded pattern information, logo information, and text information. The information function surface 7 is injection molded from a highly reliable weather-resistant engineering plastic.
Compared with the conventional injection molding technology, the embedded pattern injection molding electronic tag in the embodiment can realize other colors different from the color of the housing 3 (i.e., the tag body).
Compared with the traditional laser marking technology, the embedded pattern injection molding electronic tag in the embodiment has low manufacturing difficulty and low cost, and meanwhile, the embedded pattern injection molding electronic tag in the embodiment can realize surface information of various colors.
Compared with the traditional printing and forming technology, the embedded pattern injection molding electronic tag in the embodiment can be applied to a severe application environment, and the information function surface 7 can not lose the original color and disappear along with the lengthening of time, so that the embedded pattern injection molding electronic tag is suitable for being applied to the surface information of the high-reliability long-service-life ultrahigh-frequency radio frequency electronic tag.
Example III
The embodiment provides a preparation method of an embedded pattern injection molding electronic tag, which comprises the following steps:
step one, injection molding is carried out on the inner core, and an inner core with a first preset shape is manufactured and formed by adopting an injection molding technology.
The inner core 10 is used for supporting the ultrahigh frequency electronic tag radio frequency antenna and fixing the surface information structure, and the inner core 10 is manufactured independently by adopting an injection molding technology.
And secondly, injection molding the surface information structure, and manufacturing the surface information structure with a second preset shape by adopting an injection molding technology.
The surface information structure includes: the information function surface 7 and the holder 8, in particular, the holder 8 and the information function surface 7 are integrally molded by injection molding. The shape of the information function surface 7 may be one or more of injection molded pattern information, logo information and text information. The information function surface 7 is formed by adopting high-reliability weather-proof engineering plastics through injection molding technology, so that the information function surface 7 does not lose the original color, and does not disappear, and the method is suitable for being applied to the surface information of the high-reliability long-service-life ultrahigh frequency radio frequency electronic tag.
And thirdly, manufacturing the antenna, forming the antenna with a third preset shape by adopting a preset processing technology, and fixing the chip 2 on the surface of the antenna 1.
In this embodiment, the preset processing technology refers to the existing antenna processing technology, such as pcb antenna processing technology and aluminum etching antenna processing technology, and pcb antenna is preferred as the antenna 1 in this embodiment. The chip 2 may be fixed to the surface of the antenna 1 by soldering or by adhesion.
And step four, assembling, namely fixing the surface information structure with the second preset shape and the antenna 1 fixed with the chip 2 on the surface of the inner core with the first preset shape.
Step five, the outer shell is subjected to injection molding, and the assembled surface information structure, the antenna 1 fixed with the chip 2 and the inner core are placed into a mold with a preset shape to form a filling molding space; and filling injection molding materials into the filling molding space, and cooling and opening the injection molding materials to form the embedded pattern injection molding electronic tag.
The embedded pattern injection molding electronic tag prepared and molded by the method solves the problem that the traditional injection molding technology can only realize the color surface information of the tag body, breaks through the weakness that the laser marking technology can only realize the monochromatic surface information, and overcomes the defect of short application life caused by the printing molding technology. According to the embedded pattern injection molding electronic tag provided by the embodiment, as the surface information is formed by single injection molding, other colors different from the colors of the tag body can be realized by the surface information. The electronic tag can be applied to severe application environments, and as the time becomes longer, the surface information cannot lose the original color, cannot disappear, and is suitable for being applied to the surface information of the high-reliability long-service-life ultrahigh-frequency radio-frequency electronic tag.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises an element.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.
Claims (13)
1. An embedded pattern injection molded electronic tag, comprising:
an inner core (10);
a surface information structure fixed to one side of the surface of the core (10); wherein the surface information structure is manufactured by injection molding;
an antenna (1) fixed to the surface of the inner core (10), and a chip (2) fixed to the antenna (1);
and the shell (3) is wrapped outside the inner core (10), the surface information structure, the antenna (1) and the chip (2), and the shell (3) is integrally formed through injection molding.
2. The embedded pattern injection molded electronic label of claim 1, wherein the surface information structure comprises: an information function surface (7) and a support (8); the information function surface (7) is arranged at one end of the support (8), and the other end of the support (8) is fixed at one side of the inner core (10) through a fixing piece.
3. The embedded pattern injection molding electronic tag according to claim 2, wherein the fixing member is a buckle (9) and is arranged on the surface of the inner core (10) for fixing the bracket (8).
4. A buried pattern injection molded electronic tag according to claim 3, characterized in that the clasp (9) is a plug protrusion on the surface of the inner core (10).
5. The embedded pattern injection molding electronic tag according to claim 4, wherein the bracket (8) is provided with a plugging hole adapted to the plugging protrusion at a position corresponding to the plugging protrusion on the surface of the inner core (10), and the plugging protrusion is inserted into the corresponding plugging hole to fix the bracket (8).
6. Embedded pattern injection molded electronic label according to claim 2, characterized in that the bracket (8) is injection molded integrally with the information function surface (7).
7. The embedded pattern injection molded electronic tag of claim 2, wherein the information function surface (7) is one or more of injection molded pattern information, logo information and text information.
8. The embedded pattern injection molded electronic tag of claim 2, wherein the antenna (1) and the chip (2) are fixed to the surface of the inner core (10) on the same side as the fixing member.
9. The embedded pattern injection molded electronic tag of claim 2, wherein the antenna (1) and the chip (2) are fixed to the surface of the inner core (10) on opposite sides of the fixing member.
10. The embedded pattern injection molded electronic tag of claim 1, wherein the housing (3) is injection molded from a high reliability weatherable molding compound.
11. The preparation method of the embedded pattern injection molding electronic tag is characterized by comprising the following steps of:
the inner core is subjected to injection molding, and an inner core (10) with a first preset shape is manufactured by adopting an injection molding technology;
injection molding the surface information structure, and manufacturing the surface information structure with a second preset shape by adopting an injection molding technology;
manufacturing an antenna, namely manufacturing the antenna (1) with a third preset shape by adopting a preset processing technology, and fixing the chip (2) on the surface of the antenna (1);
assembling, namely fixing the surface information structure with the second preset shape and the antenna (1) with the chip (2) fixed on the surface of the inner core (10) with the first preset shape;
the shell is subjected to injection molding, and the assembled surface information structure, the antenna (1) fixed with the chip (2) and the inner core (10) are placed into a mold with a preset shape to form a filling molding space; and filling injection molding materials into the filling molding space, and cooling and opening the injection molding materials to form the embedded pattern injection molding electronic tag.
12. The method for manufacturing a buried pattern injection molded electronic label according to claim 11, wherein said injection molding material comprises: high-reliability weather-resistant engineering plastics.
13. The method of manufacturing a buried pattern injection molded electronic label according to claim 11, wherein said surface information structure comprises: an information function surface (7) and a support (8); the bracket (8) and the information function surface (7) are integrally formed through injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310777963.1A CN117313777A (en) | 2023-06-28 | 2023-06-28 | Embedded pattern injection molding electronic tag and preparation method thereof |
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| CN202310777963.1A CN117313777A (en) | 2023-06-28 | 2023-06-28 | Embedded pattern injection molding electronic tag and preparation method thereof |
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| CN117313777A true CN117313777A (en) | 2023-12-29 |
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