CN101827499A - Circuit board printing method for preventing carbon oil leakage short circuit and circuit board - Google Patents
Circuit board printing method for preventing carbon oil leakage short circuit and circuit board Download PDFInfo
- Publication number
- CN101827499A CN101827499A CN 201010167697 CN201010167697A CN101827499A CN 101827499 A CN101827499 A CN 101827499A CN 201010167697 CN201010167697 CN 201010167697 CN 201010167697 A CN201010167697 A CN 201010167697A CN 101827499 A CN101827499 A CN 101827499A
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- carbon oil
- wiring board
- pad
- circuit board
- isolation bridge
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Abstract
The invention relates to a circuit board printing method for preventing carbon oil leakage short circuit. The circuit board comprises adjacent soldering-pans pre-printed with carbon oil. The circuit board printing method for preventing the carbon oil leakage short circuit comprises the following steps of: arranging solder bridges: arranging isolation bridges for isolating the carbon oil between the adjacent soldering-pans pre-printed with the carbon oil, wherein the isolation bridges prevent the soldering-pans printed with the carbon oil from leaking the carbon oil and generating short circuit; baking the circuit board: after making a circuit board pattern, baking the circuit board; and printing the carbon oil: printing the carbon oil on the soldering-pans of the circuit board required to be printed with the carbon oil. The circuit board printed by the circuit board printing method for preventing the carbon oil leakage short circuit cannot generate conducting short circuit due to carbon oil leakage in the using process.
Description
Technical field
The present invention relates to a kind of wiring board printing method and wiring board that prevents carbon oil leakage short circuit, relate in particular to a kind of wiring board printing method and wiring board of preventing carbon oil leakage short circuit with adjacent pad.
Background technology
Along with the development of wiring board technology, the carbon oil wiring board arises at the historic moment.The carbon oil wiring board promptly is to print carbon oil on the part solder joint of wiring board or pad, prints carbon oil in the circuit board and can make printing carbon oil partially conductive, also has wear-resistant and etch-proof effect simultaneously.Because carbon oil conduction, print the wiring board part of carbon oil when adjacent and distance when closer when needs, in manufacturing process, produce the conduction short circuit easily because of carbon oil leakage.
Summary of the invention
The technical problem that the present invention solves is: overcome in the prior art, print the wiring board part of carbon oil when adjacent and distance when closer when needs, produce the technical problem of conduction short circuit easily because of carbon oil leakage.
Technical scheme of the present invention is: a kind of wiring board printing method that prevents carbon oil leakage short circuit is provided, and described wiring board comprises the adjacent pad of pre-printed carbon oil, prevents that the wiring board printing method of carbon oil leakage short circuit from comprising the steps:
The welding resistance bridge is set: the isolation bridge of isolating carbon oil is set between the adjacent pad of pre-printed carbon oil, and described isolation bridge prevents that pad from printing and oozes out carbon oil behind the carbon oil and conduct electricity;
Wiring board is baked plate: bake plate after making circuit board pattern;
Print carbon oil: on the pad of the pre-printed carbon oil of wiring board, print carbon oil.
Further technical scheme of the present invention is: described isolation bridge adopts solder resist to make.
Further technical scheme of the present invention is: the width D of described isolation bridge 〉=0.07 millimeter.
Further technical scheme of the present invention is: distance H 〉=0.05 between described isolation bridge and the described pad millimeter.
Technical scheme of the present invention is: make up a kind of wiring board, described wiring board comprises the pad of adjacent pre-printed carbon oil, and the isolation bridge is set between the pad of adjacent pre-printed carbon oil, and described isolation bridge prevents that pad from printing and oozes out carbon oil behind the carbon oil and conduct electricity.
Further technical scheme of the present invention is: described isolation bridge adopts solder resist to make.
Further technical scheme of the present invention is: the width D of described isolation bridge 〉=0.07 millimeter.
Further technical scheme of the present invention is: the distance H between the pad of described isolation bridge and described pre-printed carbon oil 〉=0.05 millimeter.
Technique effect of the present invention is: a kind of wiring board printing method that prevents carbon oil leakage short circuit is provided, the isolation bridge is set between the pad of adjacent in the circuit board pre-printed carbon oil, described isolation bridge prevents that pad from printing and oozes out carbon oil behind the carbon oil and conduct electricity, promptly can not produce the conduction short circuit because of carbon oil leakage make wiring board like this in the wiring board use.The present invention makes up a kind of wiring board, comprises the pad of adjacent pre-printed carbon oil, and the isolation bridge is set between the pad of adjacent pre-printed carbon oil, and described isolation bridge prevents that pad from printing and oozes out carbon oil behind the carbon oil and conduct electricity.
Description of drawings
Fig. 1 is a flow chart of the present invention.
Fig. 2 is a structural representation of the present invention.
Embodiment
Below in conjunction with specific embodiment, technical solution of the present invention is further specified.
As shown in Figure 1, the invention provides a kind of wiring board printing method that prevents carbon oil leakage short circuit, described wiring board comprises the adjacent pad of pre-printed carbon oil, prevents that the wiring board printing method of carbon oil leakage short circuit from comprising the steps:
Step 100: the isolation bridge is set, that is, the isolation bridge of isolating carbon oil is set between the adjacent pad of pre-printed carbon oil, described isolation bridge prevents that pad from printing and oozes out carbon oil behind the carbon oil and conduct electricity.Because wiring board in use, can ooze out carbon oil usually at the pad that is printed with carbon oil, ooze out carbon oil and cause adjacent pad conduction short circuit usually.
Step 200: wiring board is baked plate,, bakes plate after making circuit board pattern that is.On the roasting plate of this step wiring board, need make the figure of wiring board, comprise processes such as silk-screen, exposure, pre-roasting, development, wiring board be baked plate after waiting to make the figure of wiring board, the roasting plate high temperature about 150 degrees centigrade is usually baked plate, to play the effect of curing circuit plate.
Step 300: print carbon oil, that is, on the pad of the pre-printed carbon oil of wiring board, print carbon oil.
Among the present invention, the isolation bridge of isolating carbon oil is set between the adjacent pad of pre-printed carbon oil, described isolation bridge prevents that pad from printing and oozes out carbon oil behind the carbon oil and conduct electricity.The wiring board of printing carbon oil of the present invention in use can not produce the conduction short circuit because of carbon oil leakage makes wiring board.
Preferred implementation of the present invention is: described isolation bridge adopts solder resist to make.When make isolating bridge, the width D of described isolation bridge 〉=0.07 millimeter, the distance H between the pad of described isolation bridge and described pre-printed carbon oil 〉=0.05 millimeter.In the specific embodiment of the present invention, keep to isolate distance H 〉=0.05 millimeter between the adjacent pad of width D 〉=0.07 millimeter of bridge and pre-printed carbon oil, can prevent better that pad from printing oozes out carbon oil behind the carbon oil and conducts electricity short circuit.
As shown in Figure 2, the specific embodiment of the present invention is: make up a kind of wiring board, described wiring board comprises the pad of adjacent pre-printed carbon oil, the pad of two adjacent pre-printed carbon oils in only giving among this figure, be pad 1 and pad 2, be provided with between pad 1 and pad 2 and isolate bridge 3, described isolation bridge 3 prevents that pad 1 and pad 2 from printing and oozes out carbon oil behind the carbon oils and conduct electricity.Specific embodiments of the invention also comprise the arrangement mode of the pad of the pre-printed carbon oil that other is adjacent.
Among the present invention, the isolation bridge 3 of isolating carbon oil is set between the adjacent pad 1 of pre-printed carbon oil and pad 2, described isolation bridge 3 prevents that pad 1 and pad 2 from printing and oozes out carbon oil behind the carbon oils and conduct electricity.The wiring board of printing carbon oil of the present invention in use can not produce the conduction short circuit because of carbon oil leakage makes wiring board.
As shown in Figure 2, preferred implementation of the present invention is: described isolation bridge 3 adopts solder resist to make.When making isolation bridge 3, the width D of described isolation bridge 3 〉=0.07 millimeter, distance H between the pad of described isolation bridge 3 and described pre-printed carbon oil 〉=0.05 millimeter, that is to say, distance H 〉=0.05 of described isolation bridge 3 and pad 1 millimeter, distance H 〉=0.05 of described isolation bridge 3 and pad 2 millimeter.The spacing distance of isolation bridge of the present invention 3 and pad can prevent better that pad from printing and ooze out carbon oil behind the carbon oil and conduct electricity short circuit.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (8)
1. wiring board printing method that prevents carbon oil leakage short circuit, described wiring board comprises the adjacent pad of pre-printed carbon oil, prevents that the wiring board printing method of carbon oil leakage short circuit from comprising the steps:
The isolation bridge is set: the isolation bridge of isolating carbon oil is set between the adjacent pad of pre-printed carbon oil, and described isolation bridge prevents that pad from printing and oozes out carbon oil behind the carbon oil and be short-circuited;
Wiring board is baked plate: bake plate after making circuit board pattern;
Print carbon oil: need print at wiring board on the pad of carbon oil and print carbon oil.
2. the wiring board printing method that prevents carbon oil leakage short circuit according to claim 1 is characterized in that, described isolation bridge adopts solder resist to make.
3. the wiring board printing method that prevents carbon oil leakage short circuit according to claim 1 and 2 is characterized in that, the width D of described isolation bridge 〉=0.07 millimeter.
4. the wiring board printing method that prevents carbon oil leakage short circuit according to claim 1 and 2 is characterized in that, distance H 〉=0.05 between described isolation bridge and the described pad millimeter.
5. wiring board, described wiring board comprises the pad of adjacent pre-printed carbon oil, it is characterized in that, the isolation bridge is set between the pad of adjacent pre-printed carbon oil, described isolation bridge prevents that pad from printing and oozes out carbon oil behind the carbon oil and conduct electricity.
6. wiring board according to claim 5 is characterized in that, described isolation bridge adopts solder resist to make.
7. according to claim 5 or 6 described wiring boards, it is characterized in that the width D of described isolation bridge 〉=0.07 millimeter.
8. according to claim 5 or 6 described wiring boards, it is characterized in that the distance H between the pad of described isolation bridge and described pre-printed carbon oil 〉=0.05 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010167697 CN101827499A (en) | 2010-04-30 | 2010-04-30 | Circuit board printing method for preventing carbon oil leakage short circuit and circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010167697 CN101827499A (en) | 2010-04-30 | 2010-04-30 | Circuit board printing method for preventing carbon oil leakage short circuit and circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101827499A true CN101827499A (en) | 2010-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010167697 Pending CN101827499A (en) | 2010-04-30 | 2010-04-30 | Circuit board printing method for preventing carbon oil leakage short circuit and circuit board |
Country Status (1)
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| CN (1) | CN101827499A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104411107A (en) * | 2014-11-05 | 2015-03-11 | 深圳恒宝士线路板有限公司 | PCB electrogilding technology |
| CN105163507A (en) * | 2015-08-11 | 2015-12-16 | 深圳崇达多层线路板有限公司 | Method for improving carbon oil yield |
| CN105357893A (en) * | 2015-11-03 | 2016-02-24 | 江门崇达电路技术有限公司 | Manufacturing method of carbon oil board |
| CN108235599A (en) * | 2017-12-25 | 2018-06-29 | 大连崇达电路有限公司 | A kind of carbon oil interdigital space of hand is less than the production method of 0.60mmPCB plates and outer graphics data |
| CN109548307A (en) * | 2018-12-21 | 2019-03-29 | 遂宁市广天电子有限公司 | A kind of carbon oil plate and preparation method thereof |
| CN110677985A (en) * | 2019-10-25 | 2020-01-10 | 杭州友成电子有限公司 | Carbon film printed board high-conductivity paste resistance value regulation and control method |
| CN111698838A (en) * | 2020-06-19 | 2020-09-22 | 奥士康精密电路（惠州）有限公司 | Method for controlling micro-short of carbon oil plate |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04303994A (en) * | 1991-03-29 | 1992-10-27 | Shirai Denshi Kogyo Kk | Printed wiring board |
| JPH11298130A (en) * | 1998-04-13 | 1999-10-29 | Hitachi Aic Inc | Manufacture of printed wiring board |
-
2010
- 2010-04-30 CN CN 201010167697 patent/CN101827499A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04303994A (en) * | 1991-03-29 | 1992-10-27 | Shirai Denshi Kogyo Kk | Printed wiring board |
| JPH11298130A (en) * | 1998-04-13 | 1999-10-29 | Hitachi Aic Inc | Manufacture of printed wiring board |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104411107A (en) * | 2014-11-05 | 2015-03-11 | 深圳恒宝士线路板有限公司 | PCB electrogilding technology |
| CN105163507A (en) * | 2015-08-11 | 2015-12-16 | 深圳崇达多层线路板有限公司 | Method for improving carbon oil yield |
| CN105357893A (en) * | 2015-11-03 | 2016-02-24 | 江门崇达电路技术有限公司 | Manufacturing method of carbon oil board |
| CN105357893B (en) * | 2015-11-03 | 2018-07-06 | 江门崇达电路技术有限公司 | A kind of production method of carbon oil plate |
| CN108235599A (en) * | 2017-12-25 | 2018-06-29 | 大连崇达电路有限公司 | A kind of carbon oil interdigital space of hand is less than the production method of 0.60mmPCB plates and outer graphics data |
| CN108235599B (en) * | 2017-12-25 | 2023-08-18 | 大连崇达电路有限公司 | Manufacturing method of PCB with carbon oil finger gap smaller than 0.60mm and outer layer graphic data |
| CN109548307A (en) * | 2018-12-21 | 2019-03-29 | 遂宁市广天电子有限公司 | A kind of carbon oil plate and preparation method thereof |
| CN110677985A (en) * | 2019-10-25 | 2020-01-10 | 杭州友成电子有限公司 | Carbon film printed board high-conductivity paste resistance value regulation and control method |
| CN111698838A (en) * | 2020-06-19 | 2020-09-22 | 奥士康精密电路（惠州）有限公司 | Method for controlling micro-short of carbon oil plate |
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Application publication date: 20100908 |