CN207070454U - A kind of adhering device of printed circuit board conducting resinl - Google Patents
A kind of adhering device of printed circuit board conducting resinl Download PDFInfo
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- CN207070454U CN207070454U CN201720968932.4U CN201720968932U CN207070454U CN 207070454 U CN207070454 U CN 207070454U CN 201720968932 U CN201720968932 U CN 201720968932U CN 207070454 U CN207070454 U CN 207070454U
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- circuit board
- printed circuit
- scraper
- conducting resinl
- printed
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Abstract
A kind of adhering device of printed circuit board conducting resinl, it includes printed steel mesh, printed circuit board, positioning board and printing scraper, printed circuit board is arranged in the groove in positioning board, printed steel mesh is arranged on the top of printed circuit board, it is to be slidably connected between printing scraper and positioning board, the first fitting opening is provided with adjacent two corners on printed steel mesh, the first assembles post is provided with the adjacent two corners of positioning board, the first fitting opening overlaps with the first assembles post.The utility model sets printing scraper at positioning board, being scraped using printing scraper on printed steel mesh makes conducting resinl flow into printed circuit board ground plane by the open pore of steel mesh, so be advantageous to control the amount of conducting resinl, save conducting resinl, the bonding efficiency of printed circuit board is improved, is beneficial to the lower process for clearing up conducting resinl together.
Description
Technical field
Printed circuit board field is the utility model is related to, in particular to a kind of bonding of printed circuit board conducting resinl
Device.
Background technology
With the rapid development of electronic technology, electronic product is constantly towards miniaturization, lightweight, high speed, multifunction
And the direction of high reliability is developed so that semiconductor device in electronic product etc. is also sent out towards more pins and fine-pitch
Exhibition.In face of this development trend, it is desirable to which the printed circuit board of bearing semiconductor part is also towards miniaturization, lightweight and high density
The direction of change is developed.In order to meet this requirement, the printed circuit board of high density interconnection is developed and develops, but using conventional system
The high-density printed circuit board for making technique productions has been increasingly difficult to the growth requirement for meeting semiconductor and electronic product, therefore compels
The manufacturing process of existing high-density printed circuit board will be lifted by being essential, and it is met more highdensity interlayer interconnection.
At this stage, most small-signal microwave printed circuit plates and fine circuit printed circuit board all using conducting resinl by its with
Cavity bonding in printed circuit board.Generally it is to the coating method of conducting resinl:Under the microscope, using small brushes by conducting resinl
Uniform one layer of brush behind, then bonds together printed circuit board and cavity in printed circuit board, but in printed circuit
Following shortcoming occurs during plate is Nian Jie with cavity:1) cause speed slow using hairbrush coating conducting resinl;2) led in coating
The amount of conducting resinl can not be effectively controlled during electric glue;3) it is impossible to ensure that conducting resinl applies during conducting resinl is coated
Cover all consistent;4) traditional hairbrush coating conducting resinl mode can have a strong impact on down one of borehole cleaning process.
Utility model content
The purpose of this utility model is to provide a kind of adhering device of printed circuit board conducting resinl, the smearing of its conducting resinl
Speed is fast, smears uniformly, and can effectively control the amount of conducting resinl, does not interfere with down one of borehole cleaning process also.
What embodiment of the present utility model was realized in:
A kind of adhering device of printed circuit board conducting resinl, it include printed steel mesh, printed circuit board, positioning board and
Printing scraper, printed circuit board are arranged in the groove in positioning board, and printed steel mesh is arranged on the top of printed circuit board,
It is to be slidably connected between printing scraper and positioning board, the first fitting opening is provided with the adjacent two corners on printed steel mesh,
The first assembles post is provided with the adjacent two corners of positioning board, the first fitting opening overlaps with the first assembles post.
In the utility model preferred embodiment, the first opening is additionally provided with above-mentioned printed steel mesh, the first opening is set
Put at 0.7mm ± 0.05mm apart from the edge of printed circuit board.
In the utility model preferred embodiment, first through hole is provided with above-mentioned printed circuit board, first through hole
Opening shape and the opening shape of the first opening are complementary.
In the utility model preferred embodiment, printed circuit board printing groove, print are provided with above-mentioned positioning board
The shape of circuit board printing groove processed is consistent with the shape of complementation.
In the utility model preferred embodiment, the angle between above-mentioned printing scraper and printed steel mesh is 45 °~
60°。
In the utility model preferred embodiment, above-mentioned printing scraper is fixed including taping knife handle, wing and scraper
Part, taping knife handle are arranged on the side of wing, and scraper fixture is arranged on the both ends of wing, and taping knife handle is fixed with scraper
Part is adjacent, two contact asides of scraper fixture and positioning board.
In the utility model preferred embodiment, above-mentioned positioning board includes scraper outer rail, and scraper outer rail is arranged on
The both sides of positioning board, scraper fixture include rail and scraper sliding block in scraper, and rail is arranged on scraper fixture in scraper
Inwall, scraper sliding block are arranged in scraper in rail.
In the utility model preferred embodiment, above-mentioned printing scraper also includes scraper air bag, and scraper air bag is arranged on
Between taping knife handle and wing.
In the utility model preferred embodiment, the thickness of above-mentioned printed steel mesh is arranged to 0.12mm.
In the utility model preferred embodiment, the thickness of the depth ratio printed circuit board of above-mentioned printed circuit board printing groove
Spend small 0.03mm~0.05mm.
The beneficial effect of the utility model embodiment is:Printing scraper is set at positioning board, uses printing scraper
Being scraped on printed steel mesh makes conducting resinl flow into printed circuit board ground plane by the open pore of steel mesh, is so advantageous to control and leads
The amount of electric glue, conducting resinl is saved, improve the bonding efficiency of printed circuit board, be beneficial to the lower process for clearing up conducting resinl together.
And the first fitting opening and the first assembles post are set between printed steel mesh and positioning board, makes scraper plate using process
In, printed circuit board is not easily shifted, ensures that conducting resinl is smeared in place.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the adhering device structural representation in the utility model embodiment;
Fig. 2 is the printed steel mesh structural representation in the utility model embodiment;
Fig. 3 is the printed circuit plate structure schematic diagram in the utility model embodiment;
Fig. 4 is the positioning tool plate structure schematic diagram in the utility model embodiment;
Fig. 5 is the printing scraper structural representation in the utility model embodiment.
Icon:100- printed steel mesh;200- printed circuit boards;300- positioning boards;400- printing scrapers;110- first
Opening;The fitting openings of 120- first;210- first through hole;310- prints groove;The assembles posts of 320- first;410- wings;420-
Taping knife handle;430- scraper fixtures;330- scraper outer rails;440- scraper air bags.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship be based on orientation shown in the drawings or position relationship, or
The utility model product using when the orientation usually put or position relationship, be for only for ease of description the utility model and letter
Change description, rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that instruction or hint relative importance.
In addition, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
It is to be slightly tilted.Such as " level " only refers to that its direction is more horizontal with respect to for " vertical ", is not to represent the structure
Must be fully horizontal, but can be slightly tilted.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or it is integrally connected;Can be mechanical connection or electrical connection;Can be joined directly together, intermediary can also be passed through
It is indirectly connected, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
Other feature and advantage of the present utility model will illustrate in subsequent specification, also, partly from specification
Become apparent, or understood by implementing the utility model embodiment.The purpose of this utility model and other advantages can
Realize and obtain by specifically noted structure in the specification, claims and accompanying drawing write.
First embodiment
Overlapped between printed steel mesh 100, printed circuit board 200 and positioning board 300 in the utility model embodiment
Together, and between printed steel mesh 100, printed circuit board 200 and positioning board 300 through hole and groove are both provided with, profit
Conducting resinl is filled into corresponding position with the gap between through hole and groove, and by the extruding of scraper, makes to pass through
The conducting resinl that printed steel mesh opening is flowed into the ground plane of printed circuit board is uniform, and scraper can be by unnecessary conduction
Glue scrapes off, and saves the use of conducting resinl.
Fig. 1-Fig. 4 is referred to, the present embodiment provides a kind of adhering device of printed circuit board conducting resinl, and it includes printing steel
Net 100, printed circuit board 200, positioning board 300 and printing scraper 400, printed circuit board 200 are arranged on positioning board
In 300 groove, printed steel mesh 100 is arranged on the top of printed circuit board 200, printing scraper 400 and positioning board 300
Between be slidably connected.
Fig. 2 is referred to, dash area is the first opening 110 and the first fitting opening 120 in figure.First opening passes through drilling
Processing is obtained, and the first opening 110 in the present embodiment is obtained using laser drill.First is provided with printed steel mesh 100 to open
Mouth 110, the first opening 110 and the distance at the edge of printed circuit board 200 in the present embodiment are 0.7mm ± 0.05mm, printing
The thickness of steel mesh 100 is arranged to 0.12mm.
Wherein, printed steel mesh 100 includes first side and second side, second side and the printing electricity of printed steel mesh 100
3rd contacts side surfaces of road plate 200, the first side of printed steel mesh 100 are in contact with the bottom surface of printing scraper 400.First opening
110 carry out drilling processing to printed steel mesh 100 by default position obtains, and drilling processing includes laser drill, machine drilling
Or punching etc., wherein laser drill further includes infrared laser drilling and Ultra-Violet Laser drilling etc., in the present embodiment
Drilling processing all be laser drill, using laser drill be easier control hole depth.
The first fitting opening 120 is additionally provided with printed steel mesh 100, the first fitting opening 120 is also by default shape
Setting, the shape of the first fitting opening 120 matches with the first assembles post in positioning board 300, and in the present embodiment the
One fitting opening 120 is arranged at the adjacent angular of printed steel mesh 100, and fitting opening in the present embodiment is arranged to columned
Through hole, can also be the through hole of other shapes in other embodiments, such as rectangular-shape through hole or other special-shaped through holes.
Fig. 3 is referred to, first through hole 210 is provided with printed circuit board 200, dash area is first through hole 210 in figure
With the first fitting opening 120, the shape of first through hole 210 and the first 110 shapes of opening in printed steel mesh 100 are complementary, printing
Circuit board 200 includes the 3rd side and the 4th side, the 3rd side of printed circuit board 200 and the second side of printed steel mesh 100
Face is bonded, and the 4th side of printed circuit board 200 is bonded with the 5th side of positioning board 300.
For printed circuit board 200, first through hole 210 refers to realize the different circuits of printed circuit board 200
The hole run through between 200 different line layers of printed circuit board that the electrical equipment of layer is set in succession, typically before circuit board is made,
It can preset first according to the electrical attachment requirements of the printed circuit board 200 and be used to realize difference in the printed circuit board 200
The position for the through hole being electrically connected between line layer and pore size, and then when making the printed circuit board 200, in printing electricity
The predetermined position of printed steel mesh 100 of the top of road plate 200 carries out drilling processing, to form the first opening 110.
Fig. 4 is referred to, positioning board 300 is concavely provided with printed circuit board printing groove 310, printing in the present embodiment
Circuit board prints groove 310 and obtained also by laser cutting, and the shape of printed circuit board printing groove 310 is by presetting the default of galley
Shape obtains, the small 0.03mm~0.05mm of thickness of the depth ratio printed circuit board 200 of printed circuit board printing groove 310 so that
In assembling process printed circuit board 200 can some protrusion so that between printed steel mesh 100 and positioning board 300
Can be by projection, in wiper conducting resinl, printed circuit board will not produce displacement, and conducting resinl is applied to jut, makes
The place for needing to smear conducting resinl can precisely be arrived by obtaining conducting resinl.
Fig. 5 is referred to, positioning board 300 includes the 5th side and the 6th side, the 5th side of positioning board 300
It is bonded with the 4th side of printed circuit board 200, and scraper outer rail 330 is additionally provided with two sides of positioning board 300,
Two sides and the 5th side at scraper outer rail 330 are adjacent with the 6th side, and scraper outer rail 330 coordinates reality with printing scraper 400
Existing printing scraper 400 steadily moves.
Positioning board 300 also includes the first assembles post 320, and the height of the first assembles post 320 in the present embodiment is set
1mm ± 0.05mm is set to, the height of the first assembles post 320 in other embodiments is it can also be provided that other values.In this implementation
The first assembles post 320 in example is arranged to cylindric, can also be other shapes in other embodiments, such as rectangular-shape or
Other Special-Shaped Columns.
First assembles post 320 is engaged with the first fitting opening 120, for ensureing fixing printing steel mesh 100 and positioning work
Loading board 300 will not produce displacement when printing conducting resinl, and the first assembles post 320 is arranged on the adjacent angular on positioning board 300
Place, and can be overlapped between the first assembles post 320 and the first fitting opening 120, so that printed steel mesh 100 and positioning work
It is bonded between loading board 300.
Fig. 5 is referred to, printing scraper 400 includes wing 410, taping knife handle 420 and scraper fixture 430, scraper hand
Handle 420 is arranged on the side of wing 410, and scraper fixture 430 is by immobilising device such as screw etc., by scraper fixture 430
The opposite end of wing 410 is fixedly installed on, and scraper fixture 430 is adjacent with taping knife handle 420.
Scraper air bag 440 is additionally provided between wing 410 and taping knife handle 420, the top of wing 410 is provided with
First groove, the bottom of taping knife handle 420 are provided with the second groove, and scraper air bag 440 is fixedly installed on the first groove and second
Between groove, scraper air bag 440 is the air bag of strip, and when printing scraper 400 is in operation, taping knife handle 420 is whole when being pressed downward
45 °~60 ° of angle between individual printing scraper 400 and printed steel mesh 100 be present, the angle for being kept for 45 °~60 ° is to ensure
Just add and scrape between wing 410 and taping knife handle 420 without conductive glue residua on the blade coating path of printing scraper 400
Knife air bag 440, make being more uniformly stressed on wing 410 and the contact surface of printed steel mesh 100, can be more equal by conducting resinl
Even is applied in printed steel mesh 100.
Scraper fixture 430 is arranged on the both ends of wing 410, and is provided with and scrapes on the inwall of scraper fixture 430
Rail in knife, is additionally provided with scraper sliding block in scraper in rail, rail and scraper sliding block and positioning work in the scraper in scraper fixture 430
Scraper outer rail 330 in loading board 300 coordinates, and printing scraper 400 is realized steady movement.
The operation principle of printing scraper 400 is:When printing scraper 400 is in operation, taping knife handle 420 is pressed downward, so as to
For scraper air bag 440 by the pressure of taping knife handle 420, scraper air bag 440 pushes up downwards wing 410, makes wing 410 and print
Pressure between steel plate processed evenly, while rail and scraper sliding block and positioning board in the scraper in scraper fixture 430
Scraper outer rail 330 on 300 coordinates, and printing scraper 400 is realized steady movement, makes the conducting resinl of smearing more uniform.
The operation principle of the adhering device of the conducting resinl of printed circuit board 200 is:Printed circuit board 200 is placed on positioning
Printed circuit board in working plate 300 is printed in groove 310, the first assembling set in the adjacent two corners on positioning board 300
Post 320 passes through the first fitting opening 120 set in the adjacent two corners of printed steel mesh 100, by the first assembles post 320 and the first dress
Assembled with opening 120, so as to which printed circuit board is fixed between printed steel mesh 100 and positioning board 300;By conducting resinl
Place of the printed steel mesh 100 without opening is placed, conducting resinl was scraped to first in printed steel mesh 100 using printing scraper 400
It is open at 110, the angle between printing scraper 400 and printed steel mesh 100 is maintained at 45 °~60 °, makes not having on blade coating path
Conductive glue residua.
In summary, the utility model is simple to operate compared with traditional hairbrush coating conducting resinl, it is not necessary to microscope,
Printing speed is fast, and the utility model sets printing scraper at positioning board, is scraped using printing scraper on printed steel mesh
Conducting resinl is flowed into printed circuit board ground plane by the open pore of steel mesh, be so advantageous to control the amount of conducting resinl, saving is led
Electric glue, the bonding efficiency of printed circuit board is improved, be beneficial to the lower process for clearing up conducting resinl together.And in printed steel mesh and
The first fitting opening and the first assembles post are set between positioning board, making scraper plate, printed circuit board is not easy in use
It is mobile, ensure that conducting resinl is smeared in place.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (9)
1. a kind of adhering device of printed circuit board conducting resinl, it is characterised in that it includes printed steel mesh, printed circuit board, determined
Position working plate and printing scraper, the printed circuit board are arranged in the groove in the positioning board, the printed steel mesh
Be arranged on the top of the printed circuit board, the printing scraper relative to the positioning board slidably, the printing steel
Online adjacent two corners are provided with the first fitting opening, are provided with the adjacent two corners of the positioning board and the described first dress
The first assembles post coordinated with opening, the printing scraper include taping knife handle, wing and scraper fixture, the scraper hand
Handle is arranged on the side of the wing, and the scraper fixture is arranged on the both ends of the wing, the taping knife handle with
The scraper fixture is adjacent, two contact asides of the scraper fixture and the positioning board.
2. the adhering device of printed circuit board conducting resinl according to claim 1, it is characterised in that on the printed steel mesh
The first opening is additionally provided with, first opening is arranged on apart from the edge of the printed circuit board at 0.7mm ± 0.05mm.
3. the adhering device of printed circuit board conducting resinl according to claim 2, it is characterised in that the printed circuit board
On be provided with first through hole, the opening shape of the first through hole and the opening shape of the described first opening are complementary.
4. the adhering device of printed circuit board conducting resinl according to claim 3, it is characterised in that the positioning board
On be provided with printed circuit board printing groove, the shape of printed circuit board printing groove is consistent with the complementary shape.
5. the adhering device of printed circuit board conducting resinl according to claim 1, it is characterised in that the printing scraper with
Angle between the printed steel mesh is 45 °~60 °.
6. the adhering device of printed circuit board conducting resinl according to claim 1, it is characterised in that the positioning board
Including scraper outer rail, the scraper outer rail is arranged on the both sides of the positioning board, and the scraper fixture is included in scraper
Rail and scraper sliding block, rail is arranged on the inwall of the scraper fixture in the scraper, and the scraper sliding block is arranged on described scrape
In knife in rail.
7. the adhering device of printed circuit board conducting resinl according to claim 1, it is characterised in that the printing scraper is also
Including scraper air bag, the scraper air bag is arranged between the taping knife handle and the wing.
8. the adhering device of printed circuit board conducting resinl according to claim 1, it is characterised in that the printed steel mesh
Thickness is arranged to 0.12mm.
9. the adhering device of printed circuit board conducting resinl according to claim 1, it is characterised in that the printed circuit board
Print the small 0.03mm~0.05mm of thickness of the depth ratio printed circuit board of groove.
Priority Applications (1)
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CN201720968932.4U CN207070454U (en) | 2017-08-04 | 2017-08-04 | A kind of adhering device of printed circuit board conducting resinl |
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CN201720968932.4U CN207070454U (en) | 2017-08-04 | 2017-08-04 | A kind of adhering device of printed circuit board conducting resinl |
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CN201720968932.4U Active CN207070454U (en) | 2017-08-04 | 2017-08-04 | A kind of adhering device of printed circuit board conducting resinl |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109501433A (en) * | 2018-11-06 | 2019-03-22 | 东方环晟光伏(江苏)有限公司 | Efficient imbrication component scraper and efficient imbrication component coating method |
-
2017
- 2017-08-04 CN CN201720968932.4U patent/CN207070454U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109501433A (en) * | 2018-11-06 | 2019-03-22 | 东方环晟光伏(江苏)有限公司 | Efficient imbrication component scraper and efficient imbrication component coating method |
CN109501433B (en) * | 2018-11-06 | 2023-10-10 | 环晟光伏(江苏)有限公司 | Efficient tile folding assembly scraper and efficient tile folding assembly sizing method |
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