CN114449768B - Laminating method of FPC multi-piece back adhesive - Google Patents
Laminating method of FPC multi-piece back adhesive Download PDFInfo
- Publication number
- CN114449768B CN114449768B CN202210123455.7A CN202210123455A CN114449768B CN 114449768 B CN114449768 B CN 114449768B CN 202210123455 A CN202210123455 A CN 202210123455A CN 114449768 B CN114449768 B CN 114449768B
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- adhesive
- micro
- fpc
- laminating
- film
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- 239000000853 adhesive Substances 0.000 title claims abstract description 94
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 94
- 238000010030 laminating Methods 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000002313 adhesive film Substances 0.000 claims abstract description 53
- 238000003475 lamination Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 210000004400 mucous membrane Anatomy 0.000 claims 1
- 239000003292 glue Substances 0.000 abstract description 25
- 239000012790 adhesive layer Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0097—Processing two or more printed circuits simultaneously, e.g. made from a common substrate, or temporarily stacked circuit boards
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
The invention discloses a laminating method of a plurality of pieces of back glue of an FPC, wherein the back glue position is designed on a provided FPC product, one surface of the back glue is arranged on a micro-adhesive film, the other surface of the back glue is arranged on a first release film to form a coil stock, the coil stock is placed on an automatic laminating machine, the micro-adhesive film and the back glue are laminated on the FPC product by the automatic laminating machine, the micro-adhesive film is torn off after lamination, and the back glue is laminated on the FPC product, so that the FPC product can be laminated on a plurality of pieces of back glue at one time. According to the laminating method of the FPC multi-piece back adhesive, the automatic lamination can be realized aiming at the back adhesive with the size smaller than 2mm x 2mm, and the problem that automatic laminating equipment cannot automatically laminate due to the size limitation of a suction nozzle is solved; multiple pieces of back glue are bonded at one time, so that bonding efficiency is improved, and more than 4000 pieces of back glue are bonded per hour; the laminating precision reaches +/-0.1mm, solves the problem that the precision of the existing manual laminating mode is insufficient.
Description
Technical Field
The invention relates to the technical field of flexible circuit board manufacturing, in particular to a laminating method of a plurality of back glues of an FPC.
Background
The existing FPC product needs to be glued on the whole surface of the product in a small area range, each piece of FPC needs to be glued with 4 pieces of back glue, and one piece of material is 10 pieces of FPC products. The back adhesive bonding method of the FPC product in the prior art has the following problems:
(1) As shown in fig. 1, the operator clamps the back adhesive singly and positions and attaches the back adhesive by the shape. The laminating method has low efficiency, 600-800 pieces of back glue are laminated in each hour, and 4 pieces of back glue are required to be laminated on each FPC product, so 150-200 pieces of FPC products are estimated to finish the lamination of the back glue in each hour; the lamination method has poor lamination precision, and the lamination offset tolerance is +/-0.3mm;
(2) As shown in fig. 2, a plurality of back glues are carried by the micro-mucosa, and the whole set of positioning holes are positioned and attached. The bonding method has low efficiency, and 600-900 FPC products are bonded per hour; the lamination method has poor lamination precision, the sleeve positioning holes are positioned, and the lamination offset tolerance is +/-0.15-0.20mm;
(3) The automatic laminating equipment can only laminate the gum that the size is greater than 2mm.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a laminating method of a plurality of pieces of back glue of an FPC, which solves the problems of low laminating efficiency, poor laminating precision and incapability of automatic laminating due to the limitation of the size of a suction nozzle of automatic laminating equipment.
The invention discloses a laminating method of a plurality of back glues of an FPC, which comprises the following steps:
Providing an FPC product, and designing a back adhesive position according to the FPC product;
providing a back adhesive, wherein one surface of the back adhesive is arranged on a micro-mucosa according to the back adhesive position combination;
the adhesive-backed sheets are arranged on the micro-adhesive film, and the micro-adhesive films are arranged on the first release film through the other surface of the adhesive-backed sheets so as to form a coil stock;
Placing the coil stock on an automatic laminating machine, wherein the automatic laminating machine is used for laminating the micro-adhesive film and the back adhesive film on the FPC product;
And pressing the micro-adhesive film and the FPC product, tearing off the micro-adhesive film, and attaching the back adhesive to the FPC product, so that the FPC product is attached to a plurality of back adhesives.
Further, in the method for attaching the FPC multi-piece back adhesive, the step of providing the back adhesive, wherein the back adhesive is arranged on the micro-mucosa according to the back adhesive position combination, and the back adhesive size comprises less than 2mm x 2mm.
Furthermore, in the method for attaching the plurality of pieces of back adhesive of the FPC, the step of providing the back adhesive, wherein the back adhesive is arranged on the micro-mucosa according to the back adhesive position combination, and a second release film is arranged between the back adhesive and the micro-mucosa.
Further, in the method for attaching the plurality of pieces of back adhesive of FPC, the step of disposing the plurality of pieces of back adhesive on the micro adhesive film, disposing the plurality of pieces of back adhesive on the first release film through the other surface of the back adhesive, so as to form a coil stock, wherein the centers of the plurality of pieces of back adhesive are on the same horizontal line and are disposed in parallel along the first direction, so as to form the coil stock.
Further, in the laminating method of the FPC multi-piece back adhesive, the step of placing the coil stock on an automatic laminating machine, the automatic laminating machine is used for laminating the micro-adhesive film and the back adhesive on the FPC product, and a suction part and a CCD are arranged in the automatic laminating machine.
Further, in the laminating method of the FPC multi-piece back adhesive, the step of placing the roll material on an automatic laminating machine, the automatic laminating machine laminating the micro-adhesive film and the back adhesive on the FPC product, the automatic laminating machine peeling the micro-adhesive film off the first release film, the suction part sucking the micro-adhesive film, and the suction part laminating the micro-adhesive film and the back adhesive on the FPC product according to the positioning of the CCD.
Further, in the method for attaching the plurality of back glues of the FPC, the step of placing the coil stock on an automatic attaching machine, wherein the automatic attaching machine attaches the micro-adhesive film and the back glue to the FPC product, and the attaching speed of the back glue exceeds 4000pcs/min.
Further, according to the laminating method of the FPC multi-piece back adhesive, the steps of laminating the micro adhesive film and the FPC product, tearing off the micro adhesive film, and laminating the back adhesive on the FPC product, so that the detection of laminating the back adhesive of the FPC product is further included after the laminating of the FPC product with the multi-piece back adhesive is realized.
The beneficial effects of the invention are as follows:
1. According to the laminating method of the FPC multi-piece back adhesive, disclosed by the invention, aiming at the back adhesive with the size smaller than 2mm and 2mm, automatic lamination can be realized, and the problem that automatic laminating equipment cannot automatically laminate due to the size limitation of a suction nozzle is solved;
2. According to the laminating method of the FPC multi-piece back adhesive, the multi-piece back adhesive is laminated at one time, so that the laminating efficiency is improved, and more than 4000 pieces of back adhesive are laminated in each hour;
3. according to the laminating method of the FPC multi-piece back adhesive, the laminating precision reaches +/-0.1mm, and the problem that the precision of the existing manual laminating mode is insufficient is solved.
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a first bonding method in the background of the invention;
FIG. 2 is a schematic diagram of a second bonding mode according to the background of the invention;
FIG. 3 is a schematic illustration of the attachment of a micro-adhesive film to a backing adhesive in an embodiment of the invention;
FIG. 4 is a schematic view of a coil stock according to an embodiment of the present invention;
FIG. 5 is a schematic illustration showing the attachment of the micro adhesive film, the back adhesive and the FPC product according to an embodiment of the present invention;
Fig. 6 is a schematic illustration showing the attachment of the adhesive-backed tape to the FPC product according to the embodiment of the present invention.
Reference numerals of the above drawings: 1-back adhesive; 2-a second release film; 3-micro-mucosa; 4-a first release film; 5-FPC product.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, in the description of the present invention, the terms "first," "second," and the like are used for descriptive purposes only and to distinguish between similar objects, and there is no order of preference between them, nor should they be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
The following is a detailed description of embodiments with reference to fig. 1 to 6.
The invention discloses a laminating method of a plurality of back glues of an FPC, which comprises the following steps: .
Providing an FPC product 5, and designing a back adhesive position according to the FPC product 5;
firstly, providing a back adhesive 1, wherein one surface of the back adhesive 1 is arranged on a micro-mucosa 3 according to the back adhesive position combination;
Secondly, a plurality of back adhesives are arranged on the micro-adhesive films 3, and a plurality of the micro-adhesive films 3 are arranged on the first release film 4 through the other surface of the back adhesive 1 so as to form a coil stock;
then, placing the coil stock on an automatic laminating machine, wherein the automatic laminating machine is used for laminating the micro-adhesive film 3 and the back adhesive 1 on the FPC product 5;
and finally, pressing the micro-adhesive film 3 and the FPC product 5, tearing off the micro-adhesive film 3, and attaching the back adhesive 1 to the FPC product 5, thereby realizing attachment of a plurality of back adhesives to the FPC product 5.
By means of the method, for the lamination of the back adhesive with the size smaller than 2mm and 2mm, firstly, a back adhesive position is designed on the provided FPC product 5, one surface of the back adhesive 1 is arranged on the micro-adhesive film 3, the other surface of the back adhesive 1 is arranged on the first release film 4 to form a coil stock, the coil stock is placed on an automatic laminating machine, the micro-adhesive film 3 and the back adhesive 1 are laminated on the FPC product 5 by the automatic laminating machine, after lamination, the micro-adhesive film 3 is torn off, and the back adhesive 1 is laminated on the FPC product 5, so that the FPC product is laminated with a plurality of back adhesives 1 at one time; according to the laminating method of the FPC multi-piece back adhesive, disclosed by the invention, aiming at the back adhesive with the size smaller than 2mm and 2mm, automatic lamination can be realized, and the problem that automatic laminating equipment cannot automatically laminate due to the size limitation of a suction nozzle is solved; multiple pieces of back glue are bonded at one time, so that bonding efficiency is improved, and more than 4000 pieces of back glue are bonded per hour; the laminating precision reaches +/-0.1mm, solves the problem that the precision of the existing manual laminating mode is insufficient.
Specifically, as shown in fig. 3, in this embodiment, the step of providing a back adhesive, where the back adhesive is disposed on the micro-mucosa according to the back adhesive position combination, and the back adhesive size includes less than 2mm by 2mm. The problem that automatic laminating equipment can not laminate automatically because of suction nozzle size restriction is solved.
Specifically, in this embodiment, the step of providing the back adhesive is performed, the back adhesive is disposed on the micro-mucosa according to the back adhesive position combination, and a second release film is disposed between the back adhesive and the micro-mucosa.
Specifically, as shown in fig. 4, in the embodiment, in the step of disposing the plurality of back adhesive layers on the micro adhesive film, disposing the plurality of micro adhesive layers on the first release film through the other surface of the back adhesive layers to form a coil stock, the centers of the plurality of micro adhesive layers are on the same horizontal line and are arranged in parallel along the first direction, thereby forming the coil stock. And a plurality of back glues are bonded at one time, so that bonding efficiency is improved.
Specifically, in this embodiment, the step of placing the coil stock on an automatic laminating machine, the automatic laminating machine laminating the micro-adhesive film and the back adhesive film on the FPC product, and a suction part and a CCD are provided in the automatic laminating machine.
Specifically, in this embodiment, the step of "placing the coil stock on an automatic laminating machine, the automatic laminating machine will the micro-adhesive film with the gum is laminated on the FPC product", the automatic laminating machine will the micro-adhesive film peels off the first release film, the suction portion sucks the micro-adhesive film, according to the CCD positioning, the suction portion will the micro-adhesive film with the gum is laminated on the FPC product. The laminating precision is improved, and the laminating precision reaches +/-0.1mm, solves the problem that the precision of the existing manual laminating mode is insufficient.
Specifically, in this embodiment, in the step of placing the roll material on an automatic laminating machine, the automatic laminating machine is used for laminating the micro-adhesive film and the back adhesive on the FPC product, and the laminating speed of the back adhesive exceeds 4000pcs/min. The laminating efficiency is improved, and more than 4000 back glue sheets are laminated in each hour.
Specifically, in this embodiment, step "press the micro-adhesive film with the FPC product, tear off the micro-adhesive film, the gum is attached to the FPC product, thereby realize that the FPC product is attached to a plurality of gum" after, still include the detection to the gum laminating of FPC product.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present invention, the present description should not be construed as limiting the present invention in view of the above.
Claims (5)
1. The laminating method of the FPC multi-piece back adhesive is characterized by comprising the following steps of:
Providing an FPC product, and designing a back adhesive position according to the FPC product;
Providing a back adhesive, wherein one surface of the back adhesive is arranged on a micro-mucosa according to the back adhesive position combination; the size of the back adhesive is less than 2mm x 2mm, and a second release film is arranged between the back adhesive and the micro mucous membrane;
the adhesive-backed sheets are arranged on the micro-adhesive film, and the micro-adhesive films are arranged on the first release film through the other surface of the adhesive-backed sheets so as to form a coil stock;
Placing the coiled material on an automatic laminating machine, wherein the automatic laminating machine is used for laminating the micro-adhesive film and the back adhesive on the FPC product, and the laminating speed of the back adhesive exceeds 4000pcs/min;
and pressing the micro-adhesive film and the FPC product, tearing off the micro-adhesive film and the second release film, and attaching the back adhesive to the FPC product, thereby realizing attachment of a plurality of back adhesives to the FPC product.
2. The method according to claim 1, wherein in the step of laminating a plurality of back adhesive sheets on the micro adhesive sheet, a plurality of the micro adhesive sheets are disposed on the first release film through the other surface of the back adhesive sheet to form a roll, the centers of the plurality of the micro adhesive sheets are disposed on the same horizontal line and in parallel along the first direction to form the roll.
3. The method of attaching a plurality of FPC adhesives according to claim 1, wherein the step of placing the roll on an automatic attaching machine which attaches the micro-adhesive film and the adhesive back to the FPC product, and the automatic attaching machine is provided with a suction part and a CCD.
4. The method of attaching a plurality of FPC adhesives according to claim 3, wherein in the step of "placing the roll on an automatic attaching machine that attaches the micro-adhesive film and the adhesive back to the FPC product", the automatic attaching machine peels the micro-adhesive film off the first release film, the suction portion sucks the micro-adhesive film, and the suction portion attaches the micro-adhesive film and the adhesive back to the FPC product according to the CCD positioning.
5. The method according to claim 1, wherein the step of laminating the micro adhesive film and the FPC product, tearing off the micro adhesive film, and the adhesive film is laminated on the FPC product, so that the method further comprises detecting the adhesive film lamination of the FPC product after the FPC product is laminated with the plurality of adhesive films.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210123455.7A CN114449768B (en) | 2022-02-10 | 2022-02-10 | Laminating method of FPC multi-piece back adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210123455.7A CN114449768B (en) | 2022-02-10 | 2022-02-10 | Laminating method of FPC multi-piece back adhesive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114449768A CN114449768A (en) | 2022-05-06 |
| CN114449768B true CN114449768B (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210123455.7A Active CN114449768B (en) | 2022-02-10 | 2022-02-10 | Laminating method of FPC multi-piece back adhesive |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204466032U (en) * | 2015-02-09 | 2015-07-08 | 苏州福莱科斯电子科技有限公司 | A kind of operator guards for gum |
| CN105462513A (en) * | 2015-12-31 | 2016-04-06 | 东莞市誉铭新精密技术股份有限公司 | Glue application component for gluing screens and production process of glue application component |
| CN106590455A (en) * | 2015-10-15 | 2017-04-26 | 苏州倍瑞得电子科技有限公司 | Preparation technology of insulating Mylar |
| CN107325739A (en) * | 2017-08-14 | 2017-11-07 | 东莞市哲华电子有限公司 | A kind of preparation method of Mylar conductive tapes |
| CN111379773A (en) * | 2020-03-26 | 2020-07-07 | 苏州朗坤自动化设备股份有限公司 | Gum laminating device |
| CN211769332U (en) * | 2019-09-27 | 2020-10-27 | 苏州然祺电子科技有限公司 | Automatic rigging machine of gum |
| CN112895667A (en) * | 2021-01-19 | 2021-06-04 | 合肥美凯电子有限公司 | Double-sided back local adhesive punching process |
| CN215557832U (en) * | 2021-04-30 | 2022-01-18 | 江苏萍升源电子科技有限公司 | Automatic laminating machine is used in gum processing |
-
2022
- 2022-02-10 CN CN202210123455.7A patent/CN114449768B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204466032U (en) * | 2015-02-09 | 2015-07-08 | 苏州福莱科斯电子科技有限公司 | A kind of operator guards for gum |
| CN106590455A (en) * | 2015-10-15 | 2017-04-26 | 苏州倍瑞得电子科技有限公司 | Preparation technology of insulating Mylar |
| CN105462513A (en) * | 2015-12-31 | 2016-04-06 | 东莞市誉铭新精密技术股份有限公司 | Glue application component for gluing screens and production process of glue application component |
| CN107325739A (en) * | 2017-08-14 | 2017-11-07 | 东莞市哲华电子有限公司 | A kind of preparation method of Mylar conductive tapes |
| CN211769332U (en) * | 2019-09-27 | 2020-10-27 | 苏州然祺电子科技有限公司 | Automatic rigging machine of gum |
| CN111379773A (en) * | 2020-03-26 | 2020-07-07 | 苏州朗坤自动化设备股份有限公司 | Gum laminating device |
| CN112895667A (en) * | 2021-01-19 | 2021-06-04 | 合肥美凯电子有限公司 | Double-sided back local adhesive punching process |
| CN215557832U (en) * | 2021-04-30 | 2022-01-18 | 江苏萍升源电子科技有限公司 | Automatic laminating machine is used in gum processing |
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| Publication number | Publication date |
|---|---|
| CN114449768A (en) | 2022-05-06 |
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