CN116201799A - Assembling jig and method for curved surface bracket - Google Patents
Assembling jig and method for curved surface bracket Download PDFInfo
- Publication number
- CN116201799A CN116201799A CN202211734787.5A CN202211734787A CN116201799A CN 116201799 A CN116201799 A CN 116201799A CN 202211734787 A CN202211734787 A CN 202211734787A CN 116201799 A CN116201799 A CN 116201799A
- Authority
- CN
- China
- Prior art keywords
- roller
- curved
- circuit board
- curved surface
- flexible circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 239000000084 colloidal system Substances 0.000 claims abstract description 15
- 230000000994 depressogenic effect Effects 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 15
- 239000012790 adhesive layer Substances 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 3
- 238000005187 foaming Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
-
- 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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/103—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by bonding or embedding conductive wires or strips
Abstract
The invention discloses an assembling jig and a method for a curved surface bracket, wherein the assembling jig is used for pressing between a flexible circuit board and the curved surface bracket, a colloid layer is filled between the flexible circuit board and the curved surface bracket, and the assembling jig comprises an installing unit, a pressing unit and a driving unit; the pressing unit comprises a first roller piece and a second roller piece, wherein mounting gaps are formed on opposite side walls of the first roller piece and the second roller piece; the surface of second roller spare has the depressed part, first roller spare can imbed the depressed part, the installation clearance can supply curved surface support, colloid layer and flexible line way board insert after coincide in proper order, first roller spare can with the lateral wall butt of curved surface support, the lateral wall that the depressed part of second roller spare corresponds can with the lateral wall butt of flexible line way board. The invention at least comprises the following advantages: the rolling pressing mode is utilized, so that the working efficiency can be improved while the stress is uniform.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to an assembly jig and an assembly method for a curved bracket.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. The flexible circuit provides excellent electrical performance, meets the design requirements of smaller and higher density mounting, and also helps reduce assembly processes and enhance reliability. Flexible circuit boards are the only solution to meet the miniaturization and movement requirements of electronic products.
At present, with the production of various nonstandard products, new tests are also carried out on the fixed installation of the flexible circuit board. That is, it is currently necessary to attach the flexible circuit board to the support in a wavy form. The manual attaching mode is adopted, so that on one hand, the efficiency is low, in addition, the manual attaching is realized, and the attaching area is long, so that the whole process is stressed unevenly, and the foaming phenomenon is serious.
It should be noted that the foregoing description of the background art is only for the purpose of providing a clear and complete description of the technical solution of the present invention and is presented for the convenience of understanding by those skilled in the art. The above-described solutions are not considered to be known to the person skilled in the art simply because they are set forth in the background of the invention section.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides an assembly jig and an assembly method for a curved surface bracket, which ensure uniform stress and improve working efficiency by utilizing a rolling pressing mode.
The embodiment of the application discloses: the assembly jig comprises an installation unit, a pressing unit and a driving unit, wherein the pressing unit is used for pressing the flexible circuit board and the curved surface support;
the pressing unit is arranged on the mounting unit and comprises a first roller piece and a second roller piece, the second roller piece is arranged on the driving unit, and the driving unit can drive the second roller piece to move towards the first roller piece, so that mounting gaps are formed on opposite side walls of the first roller piece and the second roller piece;
the surface of second roller spare has the depressed part, first roller spare can imbed the depressed part, so as to form the installation clearance, the installation clearance can supply curved surface support, colloid layer and flexible line way board insert after the coincide in proper order, first roller spare can with the lateral wall butt of curved surface support, the lateral wall that the depressed part of second roller spare corresponds can with the lateral wall butt of flexible line way board, so that curved surface support and flexible line way board homoenergetic are with the colloid layer bonding.
Further, the flexible printed circuit board mounting device comprises an elastic piece arranged on the mounting unit, wherein the free end of the elastic piece is provided with the first roller piece and faces towards the second roller piece, and the elastic piece is compressed in the process of being inserted into the mounting gap after the curved support, the colloid layer and the flexible printed circuit board are sequentially overlapped.
Further, the elastic piece comprises two springs and a mounting block, free ends of the two springs are locked in mounting holes in the mounting block, and the first roller piece is arranged on the mounting block and can rotate relative to the mounting block.
Further, the mounting block is attached to the surface of the mounting unit.
Further, the first roller piece and the second roller piece are made of silica gel materials.
Further, the input end and the output end of the pressing unit are both provided with height-adjusting gaskets, and the heights of the height-adjusting gaskets and the inner side walls of the second roller parts, which are positioned at the lower sides, are flush, so that the height-adjusting gaskets can be abutted to the lower ends of the curved surface brackets.
The embodiment of the application also discloses: the assembling method of the curved surface bracket comprises the following steps:
providing a corresponding curved surface support, an adhesive layer and a flexible circuit board, and firstly attaching the adhesive layer to the flexible circuit board;
the curved surface support and the flexible circuit board are arranged in an alignment mode, and are manually introduced into an installation gap of the assembly jig to perform transmission action;
in the transmission process, the film body on the adhesive layer is torn off, at the moment, the outer side wall of the curved support is abutted by the first roller piece, the outer side wall of the flexible circuit board is abutted by the second roller piece, and the elastic piece can effectively press the curved support and the flexible circuit board together by utilizing the rebound force compressed by the elastic piece, so that the curved support and the flexible circuit board can be adhered to an integrated structure through the adhesive layer;
wherein, the curved surface support and the flexible circuit board are both limited in the limiting cavity of the second roller piece in the transmission process
Further, in the step of aligning the curved support with the flexible circuit board and manually introducing the curved support into the installation gap of the assembly jig, the initial end of the flexible circuit board protrudes outwards by 0.25mm relative to the curved support through a limiting mechanism.
Further, in the step of limiting the curved surface support and the flexible circuit board in the limiting cavity of the second roller member in the transferring process, a gap distance formed between the curved surface support and the flexible circuit board in the up-down direction and the limiting cavity is not more than 2mm.
Further, in the process of transmission, the lower ends between the curved surfaces can be respectively abutted with the inner side wall of the second roller piece and the heightening gaskets at the input end and the output end and are positioned in the same horizontal plane.
By the technical scheme, the invention has the following beneficial effects: after the flexible circuit board and the curved surface support are aligned, the flexible circuit board and the curved surface support are led into the installation gap, and the first roller piece and the second roller piece can be extruded and attached to a colloid layer positioned between the first roller piece and the second roller piece by utilizing the abutting action of the first roller piece and the second roller piece on the curved surface support and the flexible circuit board respectively, so that an integrated structure is formed; it is worth noting that at the joint, the curved support and the flexible circuit board are embedded in the concave part and can be limited, so that the alignment accuracy of the rubberizing, the curved support and the flexible circuit board is ensured.
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 view of the overall device structure in an embodiment of the present invention;
fig. 2 is a schematic view of the structure of a second roller member in an embodiment of the present invention.
Reference numerals of the above drawings: 1. a flexible circuit board; 2. a curved surface bracket; 3. an installation unit; 4. a driving unit; 5. a first roller member; 6. a second roller member; 7. a recessed portion; 8. a spring; 9. a mounting block; 10. and (5) heightening the gasket.
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.
As shown in fig. 1 and 2, the present embodiment discloses an assembling jig for a curved support 2, which is used for pressing between a flexible circuit board 1 and the curved support 2, wherein a colloid layer is filled between the flexible circuit board 1 and the curved support 2, and the assembling jig comprises an installation unit 3, a pressing unit and a driving unit 4;
the pressing unit is arranged on the mounting unit 3, the pressing unit comprises a first roller piece 5 and a second roller piece 6, the second roller piece 6 is arranged on the driving unit 4, and the driving unit 4 can drive the second roller piece 6 to move towards the first roller piece 5, so that mounting gaps are formed on opposite side walls of the first roller piece 5 and the second roller piece 6;
the surface of the second roller member 6 is provided with a concave portion 7, the first roller member 5 can be embedded into the concave portion 7 to form the installation gap, the installation gap can be used for inserting the curved surface support 2, the colloid layer and the flexible circuit board 1 after being sequentially overlapped, the first roller member 5 can be abutted with the side wall of the curved surface support 2, and the concave portion 7 of the second roller member 6 is opposite to the curved surface support 2
The side wall of the flexible circuit board 1 can be abutted against the side wall of the flexible circuit board 1, so that the curved support 2 and the flexible circuit board 1 can be bonded with the colloid layer 5.
In the above arrangement, the flexible circuit board 1 and the curved support 2 are aligned and then introduced into the installation gap, and the first roller member 5 and the second roller member 6 respectively contact the curved support 2 and the flexible circuit board 1, so that the two can be pressed and bonded on the colloid layer positioned between the two to form an integrated structure; wherein it is notable that, at the point of attachment, the
The curved surface support 2 and the flexible circuit board 1 are embedded in the concave part 7 and can be limited, so that the accuracy of alignment of the rubberizing, the curved surface support 0 and the flexible circuit board 1 is ensured.
In this embodiment, the mounting unit 3 is plate-shaped, and may be made of stainless steel, so that deformation does not occur during long-term use, and overall mounting accuracy is ensured. During use, the mounting unit 3 is located in a horizontal plane.
Referring to fig. 1, the first roller member 5 of the press-fit unit is positioned at the lower side, and the second roller member 6 is positioned at the first roller
The upper side of the piece 5 is arranged opposite to each other in the up-down direction. The first roller member 5 and the second roller member 6 are arranged in a rolling manner 5, and in the pressing process, the first roller member 5 can be abutted against the curved support 2, and the second roller member 6 can be abutted against the curved support 2 flexibly
The size of the installation gap formed by the first roller member 5 and the second roller member 6 is slightly smaller than the size of the curved support 2, the colloid layer and the flexible circuit board 1 after lamination, so that the flexible circuit board 1 can be effectively pressed together in the passing process to form an integrated structure.
It is to be noted that the surface of the second roller member 6 has a recess 7, and the size of the recess 7 is slightly larger than the size of the 0-curve bracket 2 and the flexible wiring board 1, preferably, not larger than 2mm. Therein also notably, the curved surface
The support 2 has a wave shape, and the width of the support is basically consistent with that of the flexible circuit board 1. Through foretell mode of setting, this depressed part 7 can play the direction to curved surface support 2 and flexible line way board 1 at first, spacing effect to guarantee that dislocation phenomenon can not appear between curved surface support 2 and the flexible line way board 1, thereby guarantee the accuracy and the validity of both laminating. In addition, the wire contact mode is adopted, so that the stress is uniform, and the phenomena of disconnection, foaming and the like can not occur.
In the embodiment 5, the assembling jig further includes an elastic member provided on the mounting unit 3. Specifically, the elasticity
The piece comprises two springs 8 and a mounting block 9. Referring specifically to fig. 1, two of said springs 8 are arranged at a spacing in the left-right direction, wherein
The upper end is a free end of the head to be locked in a mounting hole of the mounting block 9, and the first roller member 5 is arranged on the mounting block 9 and can rotate relative to the mounting block 9. Preferably, the mounting block 9 is fitted and slid with respect to the surface of the mounting unit 3
And (5) setting. By the above arrangement, the spring 8 is compressed downward during the insertion action, forming an elastic avoidance structure 0; at the same time, the elastic restoring force is utilized to react to the joint, thereby enabling the curved support 2 and the flexible circuit board 1 to be driven by
The glue layer is attached to form an integrated structure.
In this embodiment, preferably, the first roller member 5 and the second roller member 6 are made of silicone materials, which will not scratch the surfaces of the curved bracket 2 and the flexible circuit board 1, and ensure the surface quality.
In this embodiment, the left side of the pressing unit is defined as an input end, and the right side is defined as an output end, wherein the input end and the output end are
The output ends are provided with height-adjusting gaskets 10. It is noted that the height of the upper surface of the height-adjusting spacer 10 is flush with the inner sidewall of the lower side of the second 5 roller member 6, so that the lower end abutting portion of the curved bracket 2 is always located at a position
In a horizontal plane.
The embodiment of the application also discloses: a method of assembling a curved bracket 2 comprising the steps of:
providing a corresponding curved surface support 2, an adhesive layer and a flexible circuit board 1, and firstly attaching the adhesive layer to the flexible circuit board 1;
the curved surface bracket 2 and the flexible circuit board 1 are arranged in an aligned mode, and are manually introduced into an installation gap 0 of the assembly jig to perform transmission action;
in the transfer process, the film body on the adhesive layer is torn off, at this time, the outer side wall of the curved support 2 is abutted by the first roller member 5, the outer side wall of the flexible circuit board 1 is abutted by the second roller member 6, and the elastic member can effectively press the curved support 2 and the flexible circuit board 1 together by utilizing the self-compressed rebound force, so that the curved support 2 and the flexible circuit board
The plate 1 can be bonded to a unitary structure by means of said glue layer;
5, wherein the curved support 2 and the flexible circuit board 1 are limited by the second roller member 6 in the transmission process
And a bit cavity.
In the step of aligning the curved support 2 with the flexible circuit board 1 and manually introducing the curved support 2 into an installation gap of the assembly jig, the initial end of the flexible circuit board 1 protrudes outwards by 0.25mm relative to the curved support 2 through a limiting mechanism.
0, wherein in the step "the curved support 2 and the flexible circuit board 1 are both limited on the second roller during the transferring process
In the limiting cavity of the member 6, a gap distance formed between the curved support 2 and the flexible circuit board 1 in the up-down direction and the limiting cavity is not more than 2mm.
Wherein, in the process of transmission, the lower ends between the curved surfaces can be respectively abutted with the inner side wall of the second roller member 6 and the height-adjusting gaskets 10 positioned at the input end and the output end and positioned in the same horizontal plane.
5 the principles and embodiments of the present invention are illustrated by the application of specific examples, which illustrate
Merely to aid in understanding the method and core ideas of the 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 (10)
1. The assembling jig for the curved surface support is used for pressing between the flexible circuit board and the curved surface support, and a colloid layer is filled between the flexible circuit board and the curved surface support, and is characterized by comprising an installing unit, a pressing unit and a driving unit;
the pressing unit is arranged on the mounting unit and comprises a first roller piece and a second roller piece, the second roller piece is arranged on the driving unit, and the driving unit can drive the second roller piece to move towards the first roller piece, so that mounting gaps are formed on opposite side walls of the first roller piece and the second roller piece;
the surface of second roller spare has the depressed part, first roller spare can imbed the depressed part, so as to form the installation clearance, the installation clearance can supply curved surface support, colloid layer and flexible line way board insert after the coincide in proper order, first roller spare can with the lateral wall butt of curved surface support, the lateral wall that the depressed part of second roller spare corresponds can with the lateral wall butt of flexible line way board, so that curved surface support and flexible line way board homoenergetic are with the colloid layer bonding.
2. The assembly jig of the curved surface bracket according to claim 1, comprising an elastic member arranged on the mounting unit, wherein the free end of the elastic member is provided with the first roller member and is arranged towards the second roller member, and the elastic member is compressed in the process of being inserted into the mounting gap after the curved surface bracket, the colloid layer and the flexible circuit board are sequentially overlapped.
3. The assembly jig of the curved bracket according to claim 2, wherein the elastic member comprises two springs and a mounting block, free ends of the two springs are locked in mounting holes on the mounting block, and the first roller member is provided on the mounting block and is rotatable relative to the mounting block.
4. The assembly jig for the curved bracket of claim 3, wherein the mounting block is disposed to be attached to a surface of the mounting unit.
5. The assembly jig of the curved bracket according to claim 1, wherein the first roller member and the second roller member are made of a silicone material.
6. The assembly jig of the curved surface bracket according to claim 1, wherein the input end and the output end of the pressing unit are both provided with a height-adjusting gasket, and the height of the height-adjusting gasket is flush with the inner side wall of the lower side of the second roller member so as to be capable of being abutted with the lower end of the curved surface bracket.
7. A method for assembling a curved bracket, based on the curved bracket assembling jig according to any one of claims 1 to 6, comprising the steps of:
providing a corresponding curved surface support, an adhesive layer and a flexible circuit board, and firstly attaching the adhesive layer to the flexible circuit board;
the curved surface support and the flexible circuit board are arranged in an alignment mode, and are manually introduced into an installation gap of the assembly jig to perform transmission action;
in the transmission process, the film body on the adhesive layer is torn off, at the moment, the outer side wall of the curved support is abutted by the first roller piece, the outer side wall of the flexible circuit board is abutted by the second roller piece, and the elastic piece can effectively press the curved support and the flexible circuit board together by utilizing the rebound force compressed by the elastic piece, so that the curved support and the flexible circuit board can be adhered to an integrated structure through the adhesive layer;
the curved surface support and the flexible circuit board are limited in the limiting cavity of the second roller piece in the transmission process.
8. The method of assembling a curved bracket according to claim 7, wherein in the step of aligning the curved bracket with the flexible circuit board and manually introducing the curved bracket into an installation gap of the assembly jig, a starting end portion of the flexible circuit board protrudes outward by 0.25mm relative to the curved bracket through a limiting mechanism.
9. The method of assembling a curved bracket according to claim 7, wherein in the step of limiting the curved bracket and the flexible wiring board in the limiting cavity of the second roller member during the transfer, a gap distance formed between the curved bracket and the flexible wiring board in the up-down direction and the limiting cavity is not more than 2mm.
10. The method of assembling a curved bracket according to claim 7, wherein the lower ends of the curved surfaces are capable of abutting against the inner side walls of the second roller member and the height adjusting gaskets at the input end and the output end respectively and being positioned in the same horizontal plane during the transfer process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211734787.5A CN116201799A (en) | 2022-12-31 | 2022-12-31 | Assembling jig and method for curved surface bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211734787.5A CN116201799A (en) | 2022-12-31 | 2022-12-31 | Assembling jig and method for curved surface bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116201799A true CN116201799A (en) | 2023-06-02 |
Family
ID=86510495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211734787.5A Pending CN116201799A (en) | 2022-12-31 | 2022-12-31 | Assembling jig and method for curved surface bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116201799A (en) |
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| CN214086829U (en) * | 2020-12-22 | 2021-08-31 | 昆山华乐电子科技有限公司 | Heating laminating machine |
| CN115226309A (en) * | 2022-08-03 | 2022-10-21 | 盐城维信电子有限公司 | Flexible circuit board protective film attaching method and device and circuit board product |
| CN217721619U (en) * | 2022-05-31 | 2022-11-01 | 常州宇宙星电子制造有限公司 | Automatic laminating device of FPC reinforcement piece |
| CN219145757U (en) * | 2022-12-31 | 2023-06-06 | 福莱盈电子股份有限公司 | Assembling jig for curved surface support |
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2022
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103987199A (en) * | 2014-06-03 | 2014-08-13 | 歌尔声学股份有限公司 | Full-automatic stiffening plate false sticking machine |
| CN210381502U (en) * | 2019-07-29 | 2020-04-21 | 深圳市海业创兴科技有限公司 | High-efficient laminating device of flexible line way board |
| CN213368234U (en) * | 2020-09-29 | 2021-06-04 | 苏州信苏罗自动化科技有限公司 | Reinforcement piece laminating mechanism |
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| CN217721619U (en) * | 2022-05-31 | 2022-11-01 | 常州宇宙星电子制造有限公司 | Automatic laminating device of FPC reinforcement piece |
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