CN101772280B - Mesh screen plughole process method - Google Patents
Mesh screen plughole process method Download PDFInfo
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- CN101772280B CN101772280B CN2009101893703A CN200910189370A CN101772280B CN 101772280 B CN101772280 B CN 101772280B CN 2009101893703 A CN2009101893703 A CN 2009101893703A CN 200910189370 A CN200910189370 A CN 200910189370A CN 101772280 B CN101772280 B CN 101772280B
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- circuit board
- mesh screen
- hole
- plughole
- web plate
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Abstract
The present invention discloses a mesh screen plughole process method. In the method, A, a first plughole mesh plate is placed on part of the surface of a circuit board, and the holes of the partial circuit board with the mesh plate are filled by a scraper with fillers, and the holes with fillers are baked and cured; B, a second plughole mesh plate is placed on the other part of the surface of the circuit board without the first plughole mesh plate in step A, and the holes on the circuit board are filled by a scraper with fillers, and then the holes with fillers are baked and cured. The mesh screen plughole process method adopts the plughole mesh plates to fill the holes of the circuit board by two parts, according reduces the plughole area of the circuit board during each hole filling process and improves the pressure so that the holes of the circuit board with greater thickness and large area can be filled by the scraper in single stroke; the invention can rapidly realize hole filling, guarantees product quality and improves the material utilization rate.
Description
Technical field
The present invention relates to a kind of manufacture craft of mesh screen plughole.
Background technology
In order to occur depression in the filling holes with resin course of processing that solves circuit board at the consent place, the situation of bubble to occur, prior art adopts vacuum consent machine to vacuumize method that back and then full plate coat resin earlier and guarantees not have bubble and occur.Yet vacuum consent machine equipment is relatively more expensive, and vacuum consent machine consent speed is slower, and vacuum consent machine is that full plate is coated resin, all holes on the filling circuit board, so, the resin utilance is lower, but also the hole drill that will increase operation and will not need to clog leaves.
The prior art of another kind of consent need not adopt vacuum consent machine for adopting the mode of screen printing, generally be earlier web plate is placed on circuit board institute consent relevant position on, with scraper required work materials is inserted on each position, hole on the circuit board then.Scraper is by single stroke work materials to be inserted in the hole on the circuit board, see also Fig. 1, it is an available circuit plate top plug hole pattern plate schematic diagram, web plate 10 is positioned on the circuit board and is corresponding with respective aperture position on the circuit board, scraper moves from a side direction opposite side one way, the work materials of extruding on the web plate 10 is to be packed to work materials in the hole 11 on the circuit board by the hole on the web plate 10.Yet for thicker or bigger circuit board, the scraper single stroke is work materials accurately can't be reached to be filled in the hole fast, so just need scraper repeatedly back and forth work materials to be inserted in the hole, and scraper repeatedly the filling perforation back and forth of stroke because at interval free in process back and forth, can contain air in the work materials in institute's filling perforation, cause the work materials in institute's consent steam bubble, depression or the generation of discontinuous situation to occur, influence product quality.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of manufacture craft of mesh screen plughole, and this process can realize fill-up hole fast, and can guarantee product quality.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of manufacture craft of mesh screen plughole is provided, comprises the steps:
A, a consent web plate is placed on a part of surface of circuit board, with scraper the emptying aperture on the partial circuit plate that wherein is placed with web plate is carried out filling perforation plug material then, again filling is had the hole of material to carry out baking-curing;
B, another consent web plate is placed on another part surface of the circuit board that is not placed with the consent web plate in the steps A, with scraper filling perforation plug material is carried out in the hole on the circuit board then, again filling is had the hole of material to carry out baking-curing; Wherein, the surface area of the consent web plate among described steps A, the step B is less than the surface area of the circuit board of being placed.
Wherein, in steps A, described baking temperature is 150 degree, and stoving time is 30 minutes.
Wherein, in step B, described baking temperature is 150 degree, and stoving time is 120 minutes.
Wherein, the described material of clogging in the hole is a resin.
Wherein, comprise step: with filled in the hole on the described circuit board and be cured after resin ground flat.
Wherein, comprise step: will fill in resin ground in the hole and republish surface ink after flat.
Wherein, before A, B step, comprise step: boring on circuit board, the hole sink copper plating.
Wherein, consent web plate in the described steps A and the consent web plate among the step B are formed by a consent web plate cutting, and the consent web plate among described steps A, the step B is formed by the consent web plate cutting of the corresponding described circuit board of an area.
Wherein, the direction of described scraper is vertical or horizontal.
Wherein, the surface area of the consent web plate among described steps A, the step B is half of described board surface area.
The invention has the beneficial effects as follows: be different from that prior art is low with vacuum consent machine consent efficient, cost is high and screen printing is big to area, the thicker circuit board of thickness is difficult to realize that the scraper single stroke fills up the situation in hole.The manufacture craft of mesh screen plughole of the present invention divides two parts to carry out consent by the consent web plate to the emptying aperture on the circuit board, so can reduce each consent circuit board top plug hole area, increase pressure, make the thicker and bigger circuit board of area of thickness also can allow scraper the hole filling is full by single stroke, the present invention can realize fill-up hole fast, and can guarantee product quality, improve stock utilization.
Description of drawings
Fig. 1 is an available circuit plate upper blade consent web plate schematic diagram;
Fig. 2 is the schematic flow sheet of first embodiment of the manufacture craft of mesh screen plughole of the present invention;
Fig. 3 is the schematic flow sheet of second embodiment of the manufacture craft of mesh screen plughole of the present invention.
Embodiment
By describing technology contents of the present invention, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.
See also Fig. 2 and Fig. 3, the manufacture craft of mesh screen plughole of the present invention comprises the steps:
A, boring on circuit board 100, the hole sink copper plating;
B, normal consent web plate is cut into two parts, make two consent web plates 20 respectively; Consent web plate wherein is placed on the circuit board 100 and with described circuit board on want position corresponding of consent, with scraper the emptying aperture on the partial circuit plate that wherein is placed with web plate 20 21 is carried out filling perforation then, the temperature that hole after the filling 22 usefulness 150 are spent was toasted 30 minutes so that the resin solidification in the hole 22 that is filled up, and the surface area of described every consent web plate making is less than the surface area of circuit board 100; In the present embodiment, normal consent web plate cutting is divided into two parts, the surface area of each the part consent web plate after the cutting is half of described board surface area.
In one embodiment, the emptying aperture 21 usefulness dry films 23 that wherein will not need to fill in cover in, with scraper the emptying aperture on the circuit board that wherein is placed with web plate 21 is carried out filling perforation then, the temperature of 22 usefulness, 150 degree of the hole after the filling was toasted 30 minutes so that the resin solidification in the hole 22 that is filled up;
C, use the hole on second half another part of this circuit board of consent web plate plug instead, the consent web plate is placed on another part of described circuit board and with described another part circuit board on want the position of consent corresponding, with scraper filling perforation is carried out in the hole on the circuit board then, the temperature that the full hole of filling 22 usefulness 150 are spent was toasted 120 minutes so that the resin solidification in the hole filled in;
In one embodiment, the emptying aperture 21 usefulness dry films that wherein do not need to fill in cover in, and with scraper the emptying aperture on the circuit board 21 are carried out filling perforation then, the temperature of 22 usefulness 150 degree of the hole after the fill-up hole are toasted 120 minutes so that the resin solidification in the hole filled in; The direction of described scraper filler can be for along circuit board longitudinal direction or horizontal direction;
D, at last with filled in the hole on the circuit board described in step B and the step C and be cured after resin grind flat;
E, will fill in resin ground in the hole and republish surface ink after flat.
The manufacture craft of mesh screen plughole of the present invention divides two parts that consent is carried out in the hole on the circuit board, thereby each consent can reduce circuit board top plug hole area, increase pressure, make thicker and bigger circuit board also can allow scraper the hole filling is full by single stroke, can realize fill-up hole fast, use after the manufacture craft of mesh screen plughole of the present invention consent efficient by in the past per hour 20 circuit boards bring up to now per hour 60 circuit boards, and can guarantee product quality, improve the resin utilance, simultaneously ink usage is reduced to originally 90%, has saved material greatly.
Be different from that prior art is low with vacuum consent machine consent efficient, cost is high and screen printing is difficult to realize that to area circuit board big, that thickness is thicker the scraper single stroke fills up the situation in hole.The manufacture craft of mesh screen plughole of the present invention is by cutting into two parts with normal consent web plate, and divide two parts that the emptying aperture on the circuit board is carried out consent, thereby reduce each consent circuit board top plug hole area, increase pressure, make the thicker and bigger circuit board of area of thickness also can allow scraper the hole filling is full, can realize fill-up hole fast by single stroke, and can guarantee product quality, improve the resin utilance, reduce the use amount of printing ink simultaneously, saved material greatly.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. the manufacture craft of a mesh screen plughole is characterized in that, comprises the steps:
A, a consent web plate is placed on a part of surface of circuit board, with scraper the emptying aperture on the partial circuit plate that wherein is placed with web plate is carried out filling perforation plug material then, again filling is had the hole of material to carry out baking-curing;
B, another consent web plate is placed on another part surface of circuit board, with scraper filling perforation plug material is carried out in the hole on the circuit board then, again filling is had the hole of material to carry out baking-curing;
Wherein, the surface area of the consent web plate among described steps A, the step B is less than the surface area of the circuit board of being placed.
2. the manufacture craft of mesh screen plughole according to claim 1 is characterized in that: in steps A, described baking temperature is 150 degree, and stoving time is 30 minutes.
3. the manufacture craft of mesh screen plughole according to claim 1 is characterized in that: in step B, described baking temperature is 150 degree, and stoving time is 120 minutes.
4. the manufacture craft of mesh screen plughole according to claim 1, it is characterized in that: the described material of clogging in the hole is a resin.
5. the manufacture craft of mesh screen plughole according to claim 4 is characterized in that: comprise step: with filled in the hole on the described circuit board and be cured after resin ground flat.
6. the manufacture craft of mesh screen plughole according to claim 4 is characterized in that: comprise step: will fill in resin ground in the hole and republish surface ink after flat.
7. the manufacture craft of mesh screen plughole according to claim 1 is characterized in that: comprised step before A, B step: boring on circuit board, the hole sink the copper plating.
8. the manufacture craft of mesh screen plughole according to claim 1 is characterized in that: consent web plate in the described steps A and the consent web plate among the step B are formed by the consent web plate cutting of the corresponding described circuit board of an area.
9. the manufacture craft of mesh screen plughole according to claim 1 is characterized in that: the direction of described scraper is for along circuit board longitudinal direction or horizontal direction.
10. the manufacture craft of mesh screen plughole according to claim 1, it is characterized in that: the surface area of the consent web plate among described steps A, the step B is half of described board surface area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101893703A CN101772280B (en) | 2009-12-23 | 2009-12-23 | Mesh screen plughole process method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101893703A CN101772280B (en) | 2009-12-23 | 2009-12-23 | Mesh screen plughole process method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101772280A CN101772280A (en) | 2010-07-07 |
| CN101772280B true CN101772280B (en) | 2011-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101893703A Active CN101772280B (en) | 2009-12-23 | 2009-12-23 | Mesh screen plughole process method |
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| CN (1) | CN101772280B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102036510B (en) * | 2010-12-28 | 2012-07-04 | 东莞生益电子有限公司 | Depth-controlled hole plugging method for printed circuit board (PCB) |
| CN102348336B (en) * | 2011-09-23 | 2014-07-09 | 深南电路有限公司 | Method for plugging conductive holes of circuit boards by resin |
| CN102523700B (en) * | 2011-12-23 | 2015-05-27 | 胜宏科技（惠州）股份有限公司 | Method for burying and plugging holes on HDI (high-density interconnection) circuit boards |
| CN104349612B (en) * | 2013-08-05 | 2017-05-17 | 北大方正集团有限公司 | Manufacturing method of multi-layer circuit board and circuit board manufactured by manufacturing method |
| CN104582316B (en) * | 2014-12-31 | 2018-04-20 | 广州兴森快捷电路科技有限公司 | High density silk screen product method for plugging |
| CN105101643A (en) * | 2015-07-17 | 2015-11-25 | 昆山旭发电子有限公司 | Resin hole-plugging process |
| CN105722327B (en) * | 2016-03-31 | 2018-06-05 | 东莞美维电路有限公司 | PCB blind slot plug resin process |
| CN109302801A (en) * | 2018-11-20 | 2019-02-01 | 景旺电子科技(龙川)有限公司 | A kind of production method of Metal Substrate jack panel |
Citations (4)
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|---|---|---|---|---|
| CN101318401A (en) * | 2007-06-08 | 2008-12-10 | 富葵精密组件(深圳)有限公司 | Screen printing plate and manufacturing method thereof |
| EP2053908A1 (en) * | 1999-08-12 | 2009-04-29 | Ibiden Co., Ltd. | Multilayer printed wiring board with a solder resist composition |
| CN101472404A (en) * | 2007-12-25 | 2009-07-01 | 富葵精密组件(深圳)有限公司 | Multi-layer circuit board and manufacturing method thereof |
| CN101478862A (en) * | 2008-11-29 | 2009-07-08 | 鸿源科技（杭州）有限公司 | Process for blind hole, buried hole, and filled hole of multi-layered high density interconnected printed circuit board |
-
2009
- 2009-12-23 CN CN2009101893703A patent/CN101772280B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2053908A1 (en) * | 1999-08-12 | 2009-04-29 | Ibiden Co., Ltd. | Multilayer printed wiring board with a solder resist composition |
| CN101318401A (en) * | 2007-06-08 | 2008-12-10 | 富葵精密组件(深圳)有限公司 | Screen printing plate and manufacturing method thereof |
| CN101472404A (en) * | 2007-12-25 | 2009-07-01 | 富葵精密组件(深圳)有限公司 | Multi-layer circuit board and manufacturing method thereof |
| CN101478862A (en) * | 2008-11-29 | 2009-07-08 | 鸿源科技（杭州）有限公司 | Process for blind hole, buried hole, and filled hole of multi-layered high density interconnected printed circuit board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101772280A (en) | 2010-07-07 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENNAN CIRCUIT CO., LTD. Free format text: FORMER NAME: SHENZHEN SHENNAN CIRCUITS CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 518053 Nanshan District, Guangdong, overseas Chinese town, No. East Road, No. 99 Patentee after: SHENZHEN SHENNAN CIRCUIT CO., LTD. Address before: 518053 Nanshan District, Guangdong, overseas Chinese town, No. East Road, No. 99 Patentee before: Shenzhen Shennan Circuits Co., Ltd. |