CN108012449A - Mounted circuit board location and installation mechanism and alignment system are combined in CD radio reception - Google Patents
Mounted circuit board location and installation mechanism and alignment system are combined in CD radio reception Download PDFInfo
- Publication number
- CN108012449A CN108012449A CN201711027906.2A CN201711027906A CN108012449A CN 108012449 A CN108012449 A CN 108012449A CN 201711027906 A CN201711027906 A CN 201711027906A CN 108012449 A CN108012449 A CN 108012449A
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- China
- Prior art keywords
- circuit board
- printed circuit
- board
- positioning
- tin cream
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Classifications
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- 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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/16—Inspection; Monitoring; Aligning
- H05K2203/166—Alignment or registration; Control of registration
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
A kind of CD radio reception combination mounted circuit board location and installation mechanism, including mounting assembly, positioning component, printed circuit board and tin cream coated board, positioning component include limiting stand, positioning soft board and card-bit part；The bottom surface of printed circuit board is supported with positioning the top surface of soft board；The bottom surface of tin cream coated board is supported with the top surface of printed circuit board and the top surface of card-bit part respectively, and tin cream coated board offers multiple coating through holes.Soft board is positioned to be used to play positioning and protective effect to printed circuit board; positioning soft board being capable of precise positioning printed circuit board; printed circuit board tin cream when coating tin cream is set accurately to coat on a printed circuit board; mitigate when coating tin cream because the dynamics of coating blade is excessive; coating blade causes to wear to printed circuit board; card-bit part can live printed circuit board holding; reduce the displacement of printed circuit board; tin cream is set accurately to coat on a printed circuit board, coating through hole enables tin cream to be more accurately coated in the corresponding position of printed circuit board.
Description
Technical field
The present invention relates to circuit board production techniques field, pacifies more particularly to a kind of CD radio reception combination mounted circuit board positioning
Mounting mechanism and alignment system.
Background technology
At present, the combination machine of CD radio reception combination machine, i.e. compact disc player and radio, the circuit board of CD radio reception combination machines are usual
It is also known as surface mount or surface mounting technique and group by SMT, i.e. electronic circuit surface installation technique by printed circuit board
Dress forms.It is that one kind will be without pin or short leg surface-assembled component (abbreviation SMC/SMD, Chinese claim sheet component) peace
On the surface of printed circuit board (Printed Circuit Board, PCB) or the surface of other substrates, pass through reflow welding
Or the methods of immersed solder, is subject to the circuit load technology of welding assembly.
Generally, before being installed to printed circuit board without pin or short leg surface-assembled component, be in printed circuit
Tin cream is coated on plate, when coating tin cream to printed circuit board, it is necessary to which using several pillars withstands printed circuit board, is so easy to
When coating tin cream to printed circuit board printed circuit board can more preferable stress, however, since the positioning of pillar is more unstable, electricity
Road plate is easily subjected to displacement so that tin cream cannot be accurately coated on circuit boards during coating tin cream, and in pillar and circuit board
Easily there is situation about wearing in circuit board at contact position, and then influences the quality of circuit board.
The content of the invention
Based on this, it is necessary to which providing one kind can be compared with precise positioning printed circuit board, can be accurately in printed circuit
Tin cream is coated on plate, and can mitigate when coating tin cream and cause the CD radio reception of abrasion to combine mounted circuit board to printed circuit board
With location and installation mechanism and alignment system.
A kind of CD radio reception combination mounted circuit board location and installation mechanism, including：
Mounting assembly, the mounting assembly include mounting base, support column and partial pressure part, and the first end of the support column is consolidated
Due on the mounting base, the partial pressure part is fixed in the second end of the support column；
Positioning component, the positioning component include limiting stand, positioning soft board and card-bit part, and the limiting stand is fixed on described
On the one end of partial pressure part away from the support column, limiting slot, the positioning soft board and the screens are offered on the limiting stand
Part is respectively arranged in the limiting slot, and screens interstitial area is provided between the card-bit part and the positioning soft board；
Printed circuit board, the bottom surface of the printed circuit board and the top surface of the positioning soft board support, the printed circuit
Plate is placed in the card-bit part, and the top surface of the printed circuit board and the either flush of the card-bit part are set；And
Tin cream coated board, the bottom surface of the tin cream coated board top surface with the printed circuit board and the card-bit part respectively
Top surface support, the top surface of the tin cream coated board and the either flush of the limiting stand are set, and the tin cream coated board opens up
There are multiple coating through holes, each coating through hole is arranged at intervals.
In one of the embodiments, the mounting base has rectangular parallelepiped structure.
In one of the embodiments, the support column is provided with multiple, and the first end of each support column is rectangular whole
Column distribution is on the mounting base.
In one of the embodiments, the partial pressure part is provided with multiple, and each partial pressure part, which corresponds, to be fixed on respectively
The second end of the support column.
In one of the embodiments, the limiting stand has rectangular parallelepiped structure.
In one of the embodiments, the positioning soft board has rectangular parallelepiped structure.
In one of the embodiments, the card-bit part is provided with four, and it is described fixed that each card-bit part is respectively arranged at
Four end angular positions of position soft board, and each card-bit part is provided with the screens gap between the positioning soft board respectively
Area.
In one of the embodiments, the printed circuit board has rectangle structure.
In one of the embodiments, be provided with scuff-resistant coating on the top surface of the positioning soft board, the scuff-resistant coating with it is described
The bottom surface of printed circuit board supports.
In one of the embodiments, matcoveredn, the protective layer difference are set on the bottom surface of the tin cream coated board
Supported with the top surface of the printed circuit board and the top surface of the card-bit part, on the protective layer with each coating through hole one by one
Coating via is offered at corresponding position, each coating via is arranged at intervals.
A kind of alignment system, including any CD radio reception combination mounted circuit board location and installation mechanism.
Above-mentioned CD radio reception combination mounted circuit board location and installation mechanism by set the positioning soft board, the card-bit part,
Multiple coating through holes are offered in the tin cream coated board and the tin cream coated board, the positioning soft board is used for described
Printed circuit board plays the role of positioning and protection, and the positioning soft board can be compared with precise positioning printed circuit board so that described
Printed circuit board tin cream when coating tin cream can be coated accurately on a printed circuit board, and the positioning soft board is to the print
Circuit board processed plays the role of positioning and buffering, mitigates when coating tin cream because the dynamics of coating blade is excessive, coating blade pair
The printed circuit board causes to wear, and the card-bit part preferably can live the printed circuit board holding, reduce the print
Displacement of the circuit board processed when coating tin cream so that tin cream can be accurately coated on the printed circuit board, the tin
Cream coated board further can position the printed circuit board, reduce the displacement of the circuit board, the tin cream coating
Multiple coating through holes are offered on plate so that tin cream can more accurately be coated in the corresponding position of the printed circuit board
Put.
Brief description of the drawings
Fig. 1 is that the structure diagram of mounted circuit board location and installation mechanism is combined in the CD radio reception of an embodiment of the present invention；
Fig. 2 is that the structural representation of mounted circuit board location and installation mechanism is combined in the CD radio reception of another embodiment of the present invention
Figure；
Fig. 3 is the schematic diagram of another angle of CD radio reception combination mounted circuit board location and installation mechanism shown in Fig. 2；
Fig. 4 is that profile of the mounted circuit board location and installation mechanism along line B-B is combined in CD radio reception shown in Fig. 3.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In attached drawing
Give the better embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make to understand more the disclosure
Add thorough and comprehensive.
It should be noted that when element is known as " being fixed on " another element, it can directly on another element or
There may also be element placed in the middle by person.When an element is considered " to connect " another element, it can be directly to separately
One element may be simultaneously present centering elements.Term as used herein " vertically ", " horizontal ", "left", "right"
And similar statement is for illustrative purposes only, it is unique embodiment to be not offered as.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood implication of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more
The arbitrary and all combination of relevant Listed Items.
In one embodiment, a kind of CD radio reception combination mounted circuit board location and installation mechanism, including mounting assembly, positioning group
Part, printed circuit board and tin cream coated board, the mounting assembly include mounting base, support column and partial pressure part, the support column
First end be fixed on the mounting base, the partial pressure part is fixed in the second end of the support column；The positioning group
Part includes limiting stand, positioning soft board and card-bit part, the limiting stand and is fixed on the described one end of partial pressure part away from the support column
On, limiting slot is offered on the limiting stand, the positioning soft board and the card-bit part are respectively arranged in the limiting slot, institute
State and be provided with screens interstitial area between card-bit part and the positioning soft board；The bottom surface of the printed circuit board and the positioning soft board
Top surface support, the printed circuit board is placed in the card-bit part, and the top surface of the printed circuit board and the screens
The either flush of part is set；The bottom surface of the tin cream coated board respectively with the top surface of the printed circuit board and the card-bit part
Top surface supports, and the top surface of the tin cream coated board is set with the either flush of the limiting stand, and the tin cream coated board offers
Multiple coating through holes, each coating through hole are arranged at intervals.Above-mentioned CD radio reception combination mounted circuit board location and installation mechanism passes through
Set and offer multiple paintings in the positioning soft board, the card-bit part, the tin cream coated board and the tin cream coated board
Through hole is covered, the positioning soft board is used to play the role of the printed circuit board positioning and protection, and the positioning soft board can
Compared with precise positioning printed circuit board so that tin cream can be accurately coated in printing when coating tin cream for the printed circuit board
On circuit board, it is described positioning soft board play the role of positioning and buffering to the printed circuit board, mitigate when coating tin cream because
The dynamics of coating blade is excessive, and coating blade causes to wear to the printed circuit board, and the card-bit part can be preferably by institute
State printed circuit board holding to live, reduce displacement of the printed circuit board when coating tin cream so that tin cream can be accurately
Coated on the printed circuit board, the tin cream coated board further can position the printed circuit board, reduce
The displacement of the circuit board, offers multiple coating through holes in the tin cream coated board so that tin cream can be more accurate
Ground is coated in the corresponding position of the printed circuit board.
In order to which above-mentioned CD radio reception combination mounted circuit board is further described with the design of location and installation mechanism, another
Example is, also referring to Fig. 1 and Fig. 2, CD radio reception combination mounted circuit board location and installation mechanism 10 include mounting assembly 100,
Positioning component 200, printed circuit board 300 and tin cream coated board 400, the mounting assembly are used to support and install the positioning group
Part；The positioning component is used to fix the printed circuit board, more accurate to printed circuit board positioning, and when coating tin cream
Tin cream can be accurately coated on a printed circuit board；The tin cream coated board is used to play protection to the printed circuit board
Effect so that the printed circuit board can mitigate when coating tin cream to be caused to wear to the printed circuit board.
Also referring to Fig. 3 and Fig. 4, mounting assembly 100 includes mounting base 110, support column 120 and partial pressure part 130, branch
The first end of dagger 120 is fixed on mounting base 110, and the mounting base is used to install the support column, the support column
There is supporting role to the partial pressure platform；Partial pressure part 130 is fixed in the second end of support column 120, for example, the partial pressure part top surface
Surface area be more than the surface area of the support column top surface, the partial pressure part can be born from the larger pressure of the limiting stand
Power, and then play the role of partial pressure to the limiting stand.
In one embodiment, the mounting base has a rectangular parallelepiped structure, the mounting base can also be square or
Cylindrical structure, the concrete structure of the mounting base can be not limited to of the invention special depending on the needs of actual production
Cited structure in the embodiment of profit；And for example, the support column is provided with multiple, and the first end of each support column is rectangular
Permutation is distributed on the mounting base, sets multiple support columns to be used to support the limiting stand and fix more steady
Gu；And for example, the partial pressure part is provided with multiple, and each partial pressure part corresponds the second end for being fixed on each support column,
Multiple partial pressure parts can be born from the larger pressure of the limiting stand, and then play more preferable partial pressure to the limiting stand
Effect.
Also referring to Fig. 2 and Fig. 4, positioning component 200 includes limiting stand 210, positioning soft board 220 and card-bit part 230, limit
Position platform 210 is fixed on the one end of partial pressure part 130 away from support column 120, and limiting slot 2101 is offered on limiting stand 210, described
Limiting slot is used to play positioning soft board, the card-bit part, the printed circuit board and the tin cream coated board spacing
Effect；Positioning soft board 220 and card-bit part 230 are respectively arranged in limiting slot 2101, and the positioning soft board is used for the printing
Circuit board plays the role of positioning and protection, and the positioning soft board can be compared with precise positioning printed circuit board so that the printing
Circuit board tin cream when coating tin cream can be coated accurately on a printed circuit board；Card-bit part 230 with positioning soft board 220 it
Between be provided with screens interstitial area 2301, when the screens gap is used to be positioned over the printed circuit board on the positioning soft board
Play cushioning effect.
In one embodiment, the limiting stand has rectangular parallelepiped structure, and the limiting stand can also be square or circle
Column structure, the concrete structure of the limiting stand can be not limited to patent of the present invention depending on the needs of actual production
Cited structure in embodiment；And for example, the positioning soft board has rectangular parallelepiped structure, so so that the positioning soft board
Structural stability is more preferable；And for example, the card-bit part is provided with four, and each card-bit part is respectively arranged at the positioning soft board
Four end angular positions, and each card-bit part is provided with the screens interstitial area between the positioning soft board respectively.
Also referring to Fig. 2 and Fig. 4, the bottom surface of printed circuit board 300 is supported with positioning the top surface of soft board 220, described fixed
Position soft board plays the role of positioning and buffering to the printed circuit board, mitigates when coating tin cream because of the dynamics mistake of coating blade
Greatly, coating blade causes to wear to the printed circuit board；Printed circuit board 300 is placed in card-bit part 230, and printed circuit
The top surface of plate 300 is set with the either flush of card-bit part 230, and the card-bit part can be preferably by the printed circuit board holding
Firmly, displacement of the printed circuit board when coating tin cream is reduced so that tin cream can be accurately coated in the printing electricity
On the plate of road.
In one embodiment, the printed circuit board has rectangle structure, and for example, is set on the top surface of the positioning soft board
Scuff-resistant coating is equipped with, the bottom surface of the scuff-resistant coating and the printed circuit board supports, and the scuff-resistant coating can be reduced in coating tin cream
The displacement of Shi Suoshu printed circuit boards, and then mitigate the abrasion of the printed circuit board.
Referring to Fig. 1, the bottom surface of tin cream coated board 400 respectively with the top surface of printed circuit board 300 and the top of card-bit part 230
Face supports, and the tin cream coated board further can position the printed circuit board, reduce the displacement of the circuit board；
The top surface of tin cream coated board 400 is set with the either flush of limiting stand 210, and tin cream coated board 400 offers multiple coating through holes
401, each through hole 401 that coats is arranged at intervals, and multiple coating through holes is offered in the tin cream coated board so that tin cream can
More accurately it is coated in the corresponding position of the printed circuit board.
In one embodiment, matcoveredn is set on the bottom surface of the tin cream coated board, the protective layer respectively with the print
The top surface of the top surface of circuit board processed and the card-bit part supports, on the protective layer with each coating through hole one-to-one position
The place of putting offers coating via, and each coating via is arranged at intervals.
Above-mentioned CD radio reception combination mounted circuit board location and installation mechanism by set the positioning soft board, the card-bit part,
Multiple coating through holes are offered in the tin cream coated board and the tin cream coated board, the positioning soft board is used for described
Printed circuit board plays the role of positioning and protection, and the positioning soft board can be compared with precise positioning printed circuit board so that described
Printed circuit board tin cream when coating tin cream can be coated accurately on a printed circuit board, and the positioning soft board is to the print
Circuit board processed plays the role of positioning and buffering, mitigates when coating tin cream because the dynamics of coating blade is excessive, coating blade pair
The printed circuit board causes to wear, and the card-bit part preferably can live the printed circuit board holding, reduce the print
Displacement of the circuit board processed when coating tin cream so that tin cream can be accurately coated on the printed circuit board, the tin
Cream coated board further can position the printed circuit board, reduce the displacement of the circuit board, the tin cream coating
Multiple coating through holes are offered on plate so that tin cream can more accurately be coated in the corresponding position of the printed circuit board
Put.
For example, a kind of alignment system, including any of the above-described CD radio reception combination mounted circuit board location and installation mechanism,
The alignment system is used to play positioning action to circuit board.
In order in first circuit board tin cream coating procedure, the wear problem of first circuit board be reduced, can be reduced
First circuit board displacement problem, and tin cream can be accurately coated, for example, the alignment system further includes limit mold,
The limit mold combines mounted circuit board with CD radio reception with being provided with interval, the limit mold bag between location and installation mechanism
Include：First mounting base, the first limit assembly, the first cushion course and first circuit board, first limit assembly include first
Limitting casing, the first locating part and the first pilot pin, first limitting casing are fixed on first mounting base, and described first
The first spacing slide opening and the first location hole are offered on limitting casing, the first spacing slide opening is mutually interconnected with first location hole
It is logical, and the extending direction of the extending direction and first location hole of the first spacing slide opening is mutually perpendicular to, first limit
Position part, which slides, wears the described first spacing slide opening, and the first end of first pilot pin is arranged in first location hole, and
The first end of first pilot pin is supported with first locating part, and the second end of first pilot pin is provided with first and determines
Position rotating part, the first end of first locating part are provided with the first ejection part, and the second end of first locating part is provided with
First limiting section；First cushion course is arranged on first mounting base, and first cushion course be placed in it is described
In first limitting casing；The side of the first circuit board is supported with first limiting section, and the bottom surface of the first circuit board
Supported with first cushion course, in this way, above-mentioned limit mold is by setting first limit assembly and first cushion
Layer, first limit assembly include the first limitting casing, the first locating part and the first pilot pin, and first limitting casing is used to pacify
Fill first locating part and first pilot pin；First locating part be used to playing the first circuit board it is fixed and
Spacing, first pilot pin is used to fix first locating part having good positioning, and prevents when coating tin cream, and described the
One circuit board loosens, and reduces first circuit board displacement, contraposition is more accurate when first circuit board coats tin cream；Described first is fixed
Position rotating part secures the above the first locating part easy to first pilot pin, i.e. in the position of good first locating part of debugging
Postpone, it is more steady that rotation the first position rotating portion enables first pilot pin to support first locating part
Gu reducing the loosening of first locating part, and then reduce first circuit board displacement so that first circuit board is when coating tin cream
Can be more accurate；The second end of first locating part is provided with the first limiting section, first limiting section and described first
Circuit board supports, and first limiting section is used to fix the first circuit board, and first cushion course has preferable
Elasticity, first cushion course can play preferable cushioning effect to the first circuit board, can preferably relax described
The pressure that first circuit board is subject to when coating tin cream, and then reduce abrasion of the first circuit board when coating tin cream.
In order to ranked second one among supporting item, the distance between each second supporting item can be adjusted, and positioned at head and the tail
The distance between second supporting item can change, and can be adapted to the positioning action of the second circuit board of different length, and can
The end for reducing second circuit board is bent, for example, the alignment system further includes positioning support external member, the positioning support
External member combines mounted circuit board with CD radio reception to be included with interval, the positioning support external member is provided between location and installation mechanism：The
Two support baseboards, the second support component and second circuit board, offer the second transition sliding slot on second support baseboard, described
Second support baseboard offers the second installation sliding slot, the width of the second installation sliding slot in the bottom of the second transition sliding slot
More than the width of the second transition sliding slot；Second support component includes multiple second supporting items, at one described second
In supporting item, second supporting item includes the second installation sliding block, the second transition traveller, the second position limiting slide block, the second fixed column
And the second soft column of support, the both ends of the second transition traveller respectively with the described second installation sliding block and second position limiting slide block
Mutually fixed, the first end of second fixed column is arranged on second position limiting slide block, and the first of the soft column of second support
The second end with second fixed column is held mutually to fix, the second installation sliding block is slideably positioned in the second installation sliding slot
Interior, the second transition traveller is slideably positioned in the second transition sliding slot；The second circuit board is respectively with each described
The second end of the two soft columns of support supports, in this way, above-mentioned positioning supports external member by setting second support component, described second
Support component includes multiple second supporting items, and in second supporting item, second supporting item includes the second installation
Sliding block, the second transition traveller, the second position limiting slide block, the second fixed column and the second soft column of support, the second installation sliding block are used for
Second supporting item is installed in the second installation sliding slot；The both ends of the second transition traveller are respectively with described second
Installation sliding block and second position limiting slide block are mutually fixed, and the is formed between the second installation sliding block and second position limiting slide block
Sliding relative movement is done in two spacing zones, second spacing zone on the cell wall of the second transition sliding slot, in this way, arranging one
Among two supporting items, can be easy to adjust the distance between each described second supporting item, and positioned at head and the tail the second supporting item it
Between distance can change, the positioning action of the second circuit board of different length can be adapted to, and second circuit can be reduced
The end of plate is bent, and after adjustment, the distance between preferable each pillar is equal, and each pillar uniform force；
The first end of second fixed column is arranged on second position limiting slide block, the first end of the soft column of second support with it is described
The second end of second fixed column is mutually fixed, and second fixed column plays fixed effect to the described second soft column of support, described
The second soft column of support plays the role of support and buffering to the second circuit board, reduces the abrasion of second circuit board.
In order to mitigate tertiary circuit plate wear problem, preferable buffering effect can be played to tertiary circuit plate, with
And can mitigate and mitigate tertiary circuit plate deformation problems, for example, the alignment system further includes positioner, the positioner
Mounted circuit board is combined with CD radio reception to be included with interval, the positioner is provided between location and installation mechanism：3rd support bottom
Plate, the 3rd support cylinder, the 3rd Buffer Unit and tertiary circuit plate, the 3rd fixed installation is offered on the 3rd support baseboard
Groove；The first end of 3rd support cylinder is fixedly mounted in groove embedded at the described 3rd；3rd Buffer Unit includes the
Three bufferings soft stage body, the 3rd hatching solid body and multiple 3rd rubbers is raised, the first end of the soft stage body of the 3rd buffering
The 3rd embedding slot is offered, the 3rd mounting surface, the 3rd support column are provided with the second end of the soft stage body of the 3rd buffering
For the second end of body in the 3rd embedding slot, each 3rd rubber bulge clearance is arranged at the 3rd installation
On face, and the raised one end away from the 3rd mounting surface of each 3rd rubber is respectively arranged with the 3rd support and supports
Face, offers the 3rd filling cavity in the soft stage body of the 3rd buffering, the 3rd hatching solid body is arranged at the described 3rd and fills out
Fill in cavity；The threeth support supporting surface of the tertiary circuit plate respectively with each 3rd rubber protrusion supports,
In this way, above-mentioned positioner is by setting the 3rd Buffer Unit, the 3rd Buffer Unit include the soft stage body of the 3rd buffering,
3rd hatching solid body and multiple 3rd rubbers are raised, and the soft stage body of the 3rd buffering can play the tertiary circuit plate
To preferable buffering effect；3rd support cylinder plays the role of preferably supporting to the described 3rd soft stage body of buffering；Institute
The tertiary circuit plate can be supported by stating the 3rd rubber protrusion, and the 3rd rubber is raised with certain
Viscosity, increase friction of the 3rd rubber protrusion to the tertiary circuit plate, reduce the tertiary circuit plate
Displacement when coating tin cream, and then mitigate the abrasion to the tertiary circuit plate；The 3rd support supporting surface and described the
Three-circuit plate contacts, and increases contact area of the 3rd rubber protrusion to the tertiary circuit plate；Described 3rd is slow
Rush in soft stage body and offer the 3rd filling cavity, the 3rd hatching solid body is arranged in the 3rd filled cavity body, described
The 3rd hatching solid body is provided with the 3rd soft stage body of buffering, and then the tertiary circuit plate can be played preferable slow
Effect is rushed, and the described 3rd deformation for buffering soft stage body and the tertiary circuit plate can be mitigated.
In order to enable support hardboard is unlikely to deform, preferable supporting role, and buffering soft board can be played to circuit board
Preferable cushioning effect can be played to circuit board, for example, the alignment system further includes support assembly, the support assembly
Mounted circuit board is combined with CD radio reception to be included with interval, the support assembly is provided between location and installation mechanism：4th support
Base, the 4th location and installation component, the 4th support hardboard, the 4th buffering soft board and the 4th circuit board, the 4th support base
Including the 4th support plate and the 4th support frame, the 4th support frame is fixedly installed in the 4th support plate, and the described 4th
Support plate offers multiple 4th mounting holes, and each 4th mounting hole is arranged at intervals；The 4th location and installation component includes
Multiple 4th location and installation parts, in a 4th location and installation part, the 4th location and installation part includes the 4th installation
Bar, the 4th limiting section and the 4th positioning column, the first end of the 4th mounting rod wear the 4th mounting hole, the 4th peace
Fill the second end of bar and the first end of the 4th positioning column is respectively arranged on the opposite two sides of the 4th limiting section；Institute
The 4th support hardboard is stated to be arranged in the second end of the 4th positioning column；The 4th buffering soft board is arranged at described 4th
Support on hardboard；4th circuit board is supported with the described 4th buffering soft board, in this way, above-mentioned support assembly passes through described in setting
4th support hardboard and the 4th buffering soft board, the 4th support hardboard and the 4th buffering soft or hard combination of soft board, and
The 4th support hardboard is arranged in the second end of the 4th positioning column, and the 4th positioning column is hard to the described 4th support
Plate plays the role of support and positioning, and the 4th support hardboard is used to support and fix described 4th and buffers soft board, and described the
Four support hardboards are unlikely to deform, and can play preferable supporting role；The 4th buffering soft board is arranged at the 4th support
On hardboard, the 4th support hardboard plays the role of support and fixation to the described 4th buffering soft board；4th circuit board
Supported with the described 4th buffering soft board, the 4th buffering soft board is used to fixing and buffering the 4th circuit board, to described the
Four circuit boards play preferable cushioning effect.
And for example, a kind of alignment system, including any of the above-described CD radio reception combination mounted circuit board location and installation mechanism,
The alignment system further includes limit mold, positioning support external member, positioner and support assembly, the CD radio reception combination machine
Circuit board location and installation mechanism, the limit mold, positioning support external member, the positioner and the support combinations
Part is respectively arranged on workbench, for positioning different circuit boards respectively, for playing different technique effects, certainly, group
Used after conjunction as a system, different circuit boards can be positioned at the same time, to be carried out at the same time tin cream coating operation, to different electricity
The suitability of road plate is preferable, for example, the alignment system is used to play positioning action to various boards at the same time, for example, described
Alignment system is used to play positioning to circuit board, first circuit board, second circuit board, tertiary circuit plate and the 4th circuit board at the same time
Effect.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
- A kind of 1. CD radio reception combination mounted circuit board location and installation mechanism, it is characterised in that including：Mounting assembly, the mounting assembly include mounting base, support column and partial pressure part, and the first end of the support column is fixed on On the mounting base, the partial pressure part is fixed in the second end of the support column；Positioning component, the positioning component include limiting stand, positioning soft board and card-bit part, the limiting stand and are fixed on the partial pressure On the one end of part away from the support column, limiting slot, the positioning soft board and the card-bit part point are offered on the limiting stand It is not arranged in the limiting slot, screens interstitial area is provided between the card-bit part and the positioning soft board；Printed circuit board, the bottom surface of the printed circuit board and the top surface of the positioning soft board support, and the printed circuit board holds It is placed in the card-bit part, and the top surface of the printed circuit board and the either flush of the card-bit part are set；AndTin cream coated board, the bottom surface of the tin cream coated board respectively with the top surface of the printed circuit board and the top of the card-bit part Face supports, and the top surface of the tin cream coated board is set with the either flush of the limiting stand, and the tin cream coated board offers more A coating through hole, each coating through hole are arranged at intervals.
- 2. CD radio reception combination mounted circuit board location and installation mechanism according to claim 1, it is characterised in that the installation Bottom plate has rectangular parallelepiped structure.
- 3. CD radio reception combination mounted circuit board location and installation mechanism according to claim 1, it is characterised in that the support Column is provided with multiple, and the rectangular permutation of first end of each support column is distributed on the mounting base.
- 4. CD radio reception combination mounted circuit board location and installation mechanism according to claim 3, it is characterised in that the partial pressure Part is provided with multiple, and each partial pressure part corresponds the second end for being fixed on each support column.
- 5. CD radio reception combination mounted circuit board location and installation mechanism according to claim 1, it is characterised in that described spacing Platform has rectangular parallelepiped structure.
- 6. CD radio reception combination mounted circuit board location and installation mechanism according to claim 1, it is characterised in that the positioning Soft board has rectangular parallelepiped structure.
- 7. CD radio reception combination mounted circuit board location and installation mechanism according to claim 6, it is characterised in that the screens Part is provided with four, and each card-bit part is respectively arranged at four end angular positions of the positioning soft board, and each screens Part is provided with the screens interstitial area between the positioning soft board respectively.
- 8. CD radio reception combination mounted circuit board location and installation mechanism according to claim 1, it is characterised in that the printing Circuit board has rectangle structure.
- 9. CD radio reception combination mounted circuit board location and installation mechanism according to claim 1, it is characterised in that the positioning Scuff-resistant coating is provided with the top surface of soft board, the bottom surface of the scuff-resistant coating and the printed circuit board supports.
- 10. a kind of alignment system, it is characterised in that combine mounted circuit board including any CD radio reception in claim 1 to 9 With location and installation mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711027906.2A CN108012449A (en) | 2017-10-28 | 2017-10-28 | Mounted circuit board location and installation mechanism and alignment system are combined in CD radio reception |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711027906.2A CN108012449A (en) | 2017-10-28 | 2017-10-28 | Mounted circuit board location and installation mechanism and alignment system are combined in CD radio reception |
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| Publication Number | Publication Date |
|---|---|
| CN108012449A true CN108012449A (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711027906.2A Pending CN108012449A (en) | 2017-10-28 | 2017-10-28 | Mounted circuit board location and installation mechanism and alignment system are combined in CD radio reception |
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| Country | Link |
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| CN (1) | CN108012449A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112543558A (en) * | 2019-09-20 | 2021-03-23 | 神讯电脑(昆山)有限公司 | Circuit board tin paste brushing device |
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| JP2009155703A (en) * | 2007-12-27 | 2009-07-16 | Ishihara Chem Co Ltd | Process for inhibiting tin whisker through electroless plating |
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Application publication date: 20180508 |
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