CN207184954U - A kind of tin cream welds web plate - Google Patents
A kind of tin cream welds web plate Download PDFInfo
- Publication number
- CN207184954U CN207184954U CN201720826208.8U CN201720826208U CN207184954U CN 207184954 U CN207184954 U CN 207184954U CN 201720826208 U CN201720826208 U CN 201720826208U CN 207184954 U CN207184954 U CN 207184954U
- Authority
- CN
- China
- Prior art keywords
- aluminium sheet
- surface mount
- tin cream
- base track
- protection zone
- 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.)
- Expired - Fee Related
Links
Abstract
It the utility model is related to a kind of tin cream welding web plate, including screen frame, grenadine and aluminium sheet, the aluminium sheet is located in the screen frame, connected between screen frame and the aluminium sheet by grenadine, the back side of tin cream welding web plate has surface mount elements protection zone and base track region in PCB, surface mount elements protection zone and base track region are located at the middle part of the aluminium sheet, base track region and the surface mount elements protection zone are recessed from the back side of aluminium sheet, there is projection in surface mount elements protection zone, raised height is 0.8mm, there is through hole in projection, through hole runs through the aluminium sheet, the front of aluminium sheet has groove, groove aligns with through hole, the depth of groove is 1.5mm.Said apparatus is not only simple in structure, and the smooth tin cream in surface is not easy to remain, and PCB easily separates with device, and can preferably improve production efficiency and more preferable printing quality.
Description
Technical field
A kind of tin cream welding web plate is the utility model is related to, particularly a kind of tin cream welding web plate for being related to PCB.
Background technology
With the development of electronic technology, the number of electronic components of circuit board over-assemble increasingly increases, for the ease of assembling and
Circuit board is manufactured, electronic component etc. is welded on circuit board by industry using surface adhering technical mostly, in general production process
For：Paste solder printing is then adhered to electronic component to the position of electronic element on circuit board pre-welding first with printing machine
In above-mentioned position, afterwards by the circuit board with electronic component together deliver in brazier heating make tin cream melt and by electronic component
Welding is on circuit boards.
Tin cream is easily remained on surface mount elements protection zone in traditional handicraft, and PCB is not easy and aluminium
Plate separates.
Utility model content
For above-mentioned technical problem, the present invention, which designs a kind of device, makes red glue be not easy to remain, and PCB is held
Easily separated with web plate.
A kind of tin cream welds web plate, including screen frame, grenadine and aluminium sheet, the aluminium sheet are located in the screen frame, the screen frame
Connected between the aluminium sheet by the grenadine, there are the surface mount elements in PCB to protect at the back side of tin cream welding web plate
Shield region and base track region, the surface mount elements protection zone and the base track region are located in the aluminium sheet
Portion, the base track region are located at around the surface mount elements protection zone, the base track region and paster member
Part protection zone is recessed from the back side of the aluminium sheet, has projection, the raised height in the surface mount elements protection zone
Spend for 0.8mm, there is through hole in the projection, the through hole runs through the aluminium sheet, and the front of the aluminium sheet has groove, described
Groove aligns with the through hole, and the depth of the groove is 1.5mm.Tin cream can be printed onto by the through hole and plug in component
In PIN in PCB, two base track regions are located near the surface mount elements protection zone.By with institute
Base track region is stated, therefore there can be space after the PCB places between the aluminium sheet, tin is applied and completes
Afterwards, operator can utilize the space between the PCB and the aluminium sheet, by the PCB and the aluminium sheet point
From.
Further, the depth of the surface mount elements protection zone is 1.8mm, surface mount elements protection zone bottom surface
Recessed position entire length is 216mm, overall width 101mm, utilizes the depression position of surface mount elements protection zone bottom surface
Put to protect the surface mount elements of the PCB, avoid tin cream from being stained with the surface mount elements of the PCB.
Further, the base track region is two, and two base track regions are rectangle, two bottoms
Orbital region is parallel to each other.The surface mount elements protection zone is between two base track regions, wherein each bottom
The depth of orbital region is 0.6mm, and each base track region entirety length is 360mm, and overall width is 75mm.It is described
Base track region can form space in two parallel directions, make the lock out operation of the PCB and the aluminium sheet more
Add steady.
Further, after aluminium sheet processing using plating oxidation processes, surface and the through hole of tin cream welding web plate are made
Hole wall is more smooth, and print solder paste stripping result is more excellent.
Above-mentioned print solder paste welding web plate has the beneficial effect that：
1st, simple in construction, the smooth tin cream in surface is not easy to remain, and PCB easily separates with web plate；
2nd, print solder paste welding web plate can preferably improve production efficiency and more preferable printing quality.
Brief description of the drawings
Fig. 1 is the front view that tin cream welds web plate；
Fig. 2 is the rear view that tin cream welds web plate；
Fig. 3 is that tin cream welds the positive partial enlarged drawing of web plate；
Fig. 4 is the partial enlarged drawing of tin cream welded mesh back；
Fig. 5 is the working example figure that tin cream welds web plate；
In figure：1st, screen frame, 2, grenadine, 3, aluminium sheet, 4, base track region, 5, surface mount elements protection zone, 63, raised,
64th, through hole, 65, groove, 11, component, 12, tin cream welding web plate, 13, surface mount elements, 14, PCB, 15, vulcanite scraper
Knife.
Embodiment
The utility model is further elaborated below in conjunction with the accompanying drawings：
As shown in accompanying drawing 1,2 and 5, a kind of tin cream welds web plate, including screen frame 1, grenadine 2 and aluminium sheet 3, aluminium sheet 3 are located at net
In frame 1, connected between screen frame 1 and aluminium sheet 3 by grenadine 2, the back side of tin cream welding web plate 12 has the paster in PCB
Element protection region 5 and base track region 4, surface mount elements protection zone 5 and base track region 4 are located at the middle part of aluminium sheet 3,
Base track region 4 is located at around surface mount elements protection zone 5, as shown in figures 3 and 4, base track region 4 and surface mount elements
Protection zone 5 is recessed from the back side of aluminium sheet 3, has projection 63 in surface mount elements protection zone 5, and the height of projection 63 is
0.8mm, there is through hole 64 in projection 63, through hole 64 runs through aluminium sheet 3, and the front of aluminium sheet 3 has groove 65, groove 65 and through hole 64
Alignment, the depth of groove 65 is 1.5mm.Tin cream can be printed onto the PIN in the PCB 14 for having plugged in component by through hole 64
On pin, two base track regions 4 are located near surface mount elements protection zone 5.Due to base track region 4, therefore PCB
Can have space after circuit board 14 places between aluminium sheet 3, after the completion of applying tin, operator can utilize PCB 14 with
Space between aluminium sheet 3, PCB 14 is separated with aluminium sheet 3.
Wherein, the arrangement of through hole 64 is not limited to arrangement mode in the present embodiment, and the position of through hole 64 can be real according to circuit board
The painting tin position on border is configured.
Specifically, the depth of surface mount elements protection zone 5 is 1.8mm, the recessed position of the bottom surface of surface mount elements protection zone 5
Entire length L1 is 216mm, and overall width W1 is 101mm, using the recessed position of the bottom surface of surface mount elements protection zone 5 come
The surface mount elements of PCB 14 are protected, avoid tin cream from being stained with the surface mount elements of PCB.
Specifically, base track region 4 is two, and two base track regions 4 are rectangle, two base tracks
Region 4 is parallel to each other.Surface mount elements protection zone 5 is between two base track regions 4, wherein each base track area
The depth in domain 4 is 0.6mm, and each entire length L2 of base track region 4 is 360mm, and overall width W2 is 75mm.Bottom rail
Road region 4 can form space in two parallel directions, make PCB 4 and the lock out operation of aluminium sheet 3 more steady.
Specifically, using plating oxidation processes after aluminium sheet 3 is processed, the surface of tin cream welding web plate 12 and the hole of through hole 64 are made
Wall is more smooth, and print solder paste stripping result is more excellent.
Embodiment is that the PCB 14 for completing plug-in unit is placed in the bottom of tin cream welding web plate 12, utilizes general
The alignment bumps 63 of component 11, the PIN of component 11 is inserted in through hole 64, will be solid so as to which PCB 14 be positioned
The tin cream welding web plate 12 for having determined PCB 14 is put into full-automatic printer, is printed using rubber scraper 15, tin cream is passed through
The through hole 64 of surface mount elements protection zone 5 and groove 65 are printed onto in PCB 14 on tin cream welding web plate.
Above-mentioned print solder paste welding web plate has the beneficial effect that：
1st, simple in construction, the smooth tin cream in surface is not easy to remain, and PCB easily separates with web plate；
2nd, print solder paste welding web plate can preferably improve production efficiency and more preferable printing quality.
Embodiment described above, simply preferred embodiments of the present utility model, are not to limit implementation model of the present utility model
Enclose, therefore the equivalent change or modification that all construction, feature and principles according to described in present utility model application the scope of the claims are done, all should
It is included in the utility model patent application range.
Claims (5)
1. a kind of tin cream welds web plate, it is characterised in that：Including screen frame, grenadine and aluminium sheet, the aluminium sheet is located in the screen frame,
Connected between the screen frame and the aluminium sheet by the grenadine, the back side of tin cream welding web plate has surface mount elements protection zone
With base track region, the base track region is located at around the surface mount elements protection zone, the base track region
It is recessed with the surface mount elements protection zone from the back side of the aluminium sheet, there is projection in the surface mount elements protection zone,
The raised height is 0.8mm, has through hole in the projection, the through hole runs through the aluminium sheet, the front of the aluminium sheet
With groove, the groove aligns with the through hole, and the depth of the groove is 1.5mm.
2. tin cream according to claim 1 welds web plate, it is characterised in that：The depth of the surface mount elements protection zone is
1.8mm, the recessed position entire length of surface mount elements protection zone bottom surface is 216mm, overall width 101mm.
3. tin cream according to claim 1 welds web plate, it is characterised in that：The base track region is two, and two
Individual base track region is rectangle, and two base track regions are parallel to each other.
4. tin cream according to claim 3 welds web plate, it is characterised in that：The surface mount elements protection zone is located at two
Between base track region, wherein the depth in each base track region is 0.6mm, each base track region entirety length
It is 360mm, overall width is 75mm.
5. tin cream according to claim 1 welds web plate, it is characterised in that：The surface of aluminum plate has one layer of aluminum oxide film
Film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720826208.8U CN207184954U (en) | 2017-07-10 | 2017-07-10 | A kind of tin cream welds web plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720826208.8U CN207184954U (en) | 2017-07-10 | 2017-07-10 | A kind of tin cream welds web plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207184954U true CN207184954U (en) | 2018-04-03 |
Family
ID=61734321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720826208.8U Expired - Fee Related CN207184954U (en) | 2017-07-10 | 2017-07-10 | A kind of tin cream welds web plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207184954U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317369A (en) * | 2018-11-23 | 2019-02-12 | 东莞市奥海科技股份有限公司 | A kind of coating machine and its coating method for the red glue coating of wiring board |
-
2017
- 2017-07-10 CN CN201720826208.8U patent/CN207184954U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317369A (en) * | 2018-11-23 | 2019-02-12 | 东莞市奥海科技股份有限公司 | A kind of coating machine and its coating method for the red glue coating of wiring board |
| CN109317369B (en) * | 2018-11-23 | 2023-05-23 | 东莞市奥海科技股份有限公司 | Coating machine for coating red glue on circuit board and coating method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9237686B2 (en) | Method and system for producing component mounting board | |
| CN205202465U (en) | Two work platform's high speed printing circuit board character spouts seal machine | |
| CN106304688A (en) | The Welding Structure of PCB and FPCB and welding method thereof | |
| CN105291588A (en) | High-speed printed circuit board character jet printing machine with double work platforms and operation method of high-speed printed circuit board character jet printing machine | |
| TWI626866B (en) | Substrate inspection method, component mounting method and method of manufacturing a printed circuit board | |
| US8052035B2 (en) | Method and mask assembly for forming solder bodies on a substrate | |
| CN106163131A (en) | The hybrid process technique of surface mount elements and pcb board | |
| CN107466170A (en) | There is the printed circuit board processing method that insert hole designs in a kind of step groove | |
| CN105472905A (en) | Magnetic fixture and FPC non-reinforced support electronic assembly welding process applying magnetic fixture | |
| CN207184954U (en) | A kind of tin cream welds web plate | |
| JP2011020279A (en) | Screen printing device and screen printing method | |
| CN105307419A (en) | Manufacturing method for effectively reducing manufacturing cost of PCBA | |
| CN106231782A (en) | The FPC flexible printed circuit board steel disc of a kind of active ground connection and process technology thereof | |
| JP2001130160A (en) | Method and device for screen printing, screen mask used in the method and device and circuit substrate thereof | |
| CN104378926B (en) | PoP chips integrate jig and its application method | |
| CN206326327U (en) | Antenna oscillator welding tooling | |
| CN103415162B (en) | The method of steel mesh perforate | |
| TW201406239A (en) | Mask for assembling solder ball, device for assembling solder ball, system for assembling solder using the same, and assembling method using the same | |
| CN207184953U (en) | One kind prints red gluing assistant device | |
| CN206077850U (en) | A kind of steel mesh | |
| JP4274264B2 (en) | Module manufacturing method | |
| JP5519482B2 (en) | Screen printing apparatus and screen printing method | |
| CN102625591A (en) | Method for manufacturing solder mask of unit plate by using electrostatic spray coating machine | |
| JP4273918B2 (en) | Module manufacturing method | |
| CN110351962A (en) | A kind of secondary via hole reflow method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20190710 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |