CN103763865A - Solder resist ink entry hole processing method - Google Patents
Solder resist ink entry hole processing method Download PDFInfo
- Publication number
- CN103763865A CN103763865A CN201410050057.2A CN201410050057A CN103763865A CN 103763865 A CN103763865 A CN 103763865A CN 201410050057 A CN201410050057 A CN 201410050057A CN 103763865 A CN103763865 A CN 103763865A
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- Prior art keywords
- washing
- pcb board
- soak
- ink
- minutes
- 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.)
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- 238000003672 processing method Methods 0.000 title claims abstract description 16
- 229910000679 solder Inorganic materials 0.000 title abstract description 5
- 238000005406 washing Methods 0.000 claims abstract description 68
- 239000000126 substance Substances 0.000 claims abstract description 33
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 239000003814 drug Substances 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000002791 soaking Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 30
- 238000003466 welding Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 239000008367 deionised water Substances 0.000 claims description 15
- 229910021641 deionized water Inorganic materials 0.000 claims description 15
- 229940079593 drug Drugs 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 239000004604 Blowing Agent Substances 0.000 claims description 5
- 238000007654 immersion Methods 0.000 claims description 5
- 239000012286 potassium permanganate Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000007650 screen-printing Methods 0.000 abstract description 2
- 238000001035 drying Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Abstract
The invention discloses a solder resist ink entry hole processing method which is used for conducting solder resist ink entry hole processing after screen printing is conducted on a PCB. The method comprises the first step of first-time soaking and washing, wherein the screen printed PCB is soaked into a groove filled with chemical liquid medicine used for cleaning PCB ink to be soaked, the second step of second-time soaking and washing, wherein the PCB soaked and washed once is soaked into a groove filled with chemical liquid medicine used for cleaning the PCB ink to be soaked, the third step of third-time soaking and washing, wherein the PCB soaked and washed twice is soaked into a groove filled with chemical liquid medicine used for cleaning the PCB ink to be soaked, and the fourth step of drying. Production devices adopted in the solder resist ink entry hole processing method are simple.
Description
Technical field
The present invention relates to be applied to pcb board and make, especially relate to welding resistance ink hand-hole processing method in a kind of pcb board manufacturing process.
Background technology
Printed circuit board is called for short pcb board, employing is made printed wiring, printed component or both conductive patterns combining by schematic diagram design in advance and is called printed circuit on insulating material, and on insulating substrate, provide the conductive pattern of the electrical connection between components and parts, be called printed wiring, above-mentioned printed circuit or printed wiring are made into production board and are called printed wiring board, or be called printed board or printed circuit board.It is mainly by circuit and drawing, dielectric layer and can make two-layer above circuit form in the hole of conducting each other, in addition, for some printed circuit boards, also can print the material that the isolated copper face of one deck is eaten tin, avoid the anti-solder ink of short circuit between the non-circuit of eating tin and some are for identifying title, the position frame of each part, so that the silk-screen that postorder assembling and maintenance identification are used.
At present, some client carries out plug-in unit when operation on PCB, and some via hole is not need consent, as VIA hole, therefore, in existing pcb board manufacturing process to not needing the processing method of the via hole of consent to mainly contain:
1,, in silk-screen printing process, will not need the Kong Weiyong silk screen shelves point of consent to block ink coining hand-hole.But, while adopting the method for the excessive pcb board of row's plate, higher to the precision prescribed of printing and contraposition.
2, adopt static and spray gun to be evenly sprayed on plate face, thereby solve the problem of ink hand-hole.But the method is larger to the cost investment of equipment, is not suitable for small lot batch manufacture.
3, adopt with air intake device and the adjustable screen printer of wind-force size pcb board is carried out to air draught operation, its concrete operations are: first surface finishes printing rear unlatching air intake device by the ink sucking-off in hole, republish second, second without air draught, thereby solves the problem of ink hand-hole.But the method needs strict control to air draught intensity, if occur in air draught process, air draught is powerful excessive or too small, can make Copper Foil on pcb board come off or ink sucking-off unclean, thereby affect the quality of pcb board.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of welding resistance ink hand-hole processing method is provided, by increase by a cleanup step after to pcb board silk-screen, the problem of solution ink hand-hole that can be better, and be applicable to various production row's plates and pcb board is in batches made.
The object of the invention is to be achieved through the following technical solutions: welding resistance ink hand-hole processing method, for it being carried out to welding resistance ink hand-hole after pcb board is carried out to silk-screen operation, to process, it comprises the following steps:
S1: once soak and wash: pcb board after silk-screen is immersed to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carry out twice washing successively, described chemical medicinal liquid is comprised of the material of following weight portion: NaOH: 0.5～1; Ink blowing agent: 35～45; Deionized water: 90～110;
S2: secondary soaks and washing: by once soak and wash after pcb board immersion fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: potassium permanganate: 5～6; NaOH: 5～15; Deionized water: 90～110;
S3: soak for three times and washing: secondary is soaked and washing after pcb board immerse to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: 98% sulfuric acid: 5～15; 60% hydrogen peroxide: 15～25; Deionized water: 90～110;
S4: dry: will soak and washing pcb board oven dry afterwards through three times.
The present invention is preferred, and the time of once soaking is 6～8 minutes, and temperature is 65 °～75 °; The time that secondary soaks is 12～18 minutes, and temperature is 70 °～80 °; The time of soaking for three times is 4～6 minutes, and temperature is 35 °～45 °.
The present invention is preferred, and once twice washing time in washing is respectively 2～5 minutes; Twice washing time in secondary washing is respectively 4～5 minutes; Twice washing time in three washings is respectively 4～5 minutes.
The invention has the beneficial effects as follows: realize that the production equipment that this method adopts is simple, easy operating, manufacturing cost are low, be applicable to various production row's plates and pcb board is in batches made.
Embodiment
Below in conjunction with specific embodiment, technical scheme of the present invention is described in further detail, but protection scope of the present invention is not limited to the following stated.
Embodiment 1: welding resistance ink hand-hole processing method, for it being carried out to welding resistance ink hand-hole after pcb board is carried out to silk-screen operation, to process, and it comprises the following steps:
S1: once soak and wash: pcb board after silk-screen is immersed to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carry out twice washing successively, described chemical medicinal liquid is comprised of the material of following weight portion: NaOH: 0.5; Ink blowing agent: 35; Deionized water 90;
S2: secondary soaks and washing: by once soak and wash after pcb board immersion fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: potassium permanganate: 50; NaOH: 50; Deionized water: 90;
S3: soak for three times and washing: secondary is soaked and washing after pcb board immerse to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: 98% sulfuric acid: 5; 60% hydrogen peroxide: 20; Deionized water: 90;
S4: dry: will soak and washing pcb board oven dry afterwards through three times.
The present invention is preferred, and the time of once soaking is 6 minutes, and temperature is 65 °; The time that secondary soaks is 12 minutes, and temperature is 70 °; The time of soaking for three times is 4 minutes, and temperature is 35 °.
The present invention is preferred, and once twice washing time in washing is respectively 2 minutes; Twice washing time in secondary washing is respectively 4 minutes; Twice washing time in three washings is respectively 4 minutes.
Embodiment 2: welding resistance ink hand-hole processing method, for it being carried out to welding resistance ink hand-hole after pcb board is carried out to silk-screen operation, to process, and it comprises the following steps:
S1: once soak and wash: pcb board after silk-screen is immersed to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carry out twice washing successively, described chemical medicinal liquid is comprised of the material of following weight portion: NaOH: 0.8; Ink blowing agent: 40; Deionized water 100;
S2: secondary soaks and washing: by once soak and wash after pcb board immersion fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: potassium permanganate: 55; NaOH: 60; Deionized water: 110;
S3: soak for three times and washing: secondary is soaked and washing after pcb board immerse to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: 98% sulfuric acid: 15; 60% hydrogen peroxide: 15; Deionized water: 100;
S4: dry: will soak and washing pcb board oven dry afterwards through three times.
The present invention is preferred, and the time of once soaking is 8 minutes, and temperature is 75 °; The time that secondary soaks is 18 minutes, and temperature is 80 °; The time of soaking for three times is 6 minutes, and temperature is 45 °.
The present invention is preferred, and once twice washing time in washing is respectively 5 minutes; Twice washing time in secondary washing is respectively 5 minutes; Twice washing time in three washings is respectively 5 minutes.
Embodiment 3: welding resistance ink hand-hole processing method, for it being carried out to welding resistance ink hand-hole after pcb board is carried out to silk-screen operation, to process, and it comprises the following steps:
S1: once soak and wash: pcb board after silk-screen is immersed to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carry out twice washing successively, described chemical medicinal liquid is comprised of the material of following weight portion: NaOH: 1; Ink blowing agent: 45; Deionized water 110;
S2: secondary soaks and washing: by once soak and wash after pcb board immersion fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: potassium permanganate: 60; NaOH: 55; Deionized water: 100;
S3: soak for three times and washing: secondary is soaked and washing after pcb board immerse to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: 98% sulfuric acid: 10; 60% hydrogen peroxide: 25; Deionized water: 110;
S4: dry: will soak and washing pcb board oven dry afterwards through three times.
The present invention is preferred, and the time of once soaking is 7 minutes, and temperature is 70 °; The time that secondary soaks is 15 minutes, and temperature is 75 °; The time of soaking for three times is 5 minutes, and temperature is 40 °.
The present invention is preferred, and once twice washing time in washing is respectively 3.5 minutes; Twice washing time in secondary washing is respectively 4.5 minutes; Twice washing time in three washings is respectively 4.5 minutes.
Claims (5)
1. welding resistance ink hand-hole processing method, processes for it being carried out to welding resistance ink hand-hole after pcb board is carried out to silk-screen operation, it is characterized in that: it comprises the following steps:
S1: once soak and wash: pcb board after silk-screen is immersed to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carry out twice washing successively, described chemical medicinal liquid is comprised of the material of following weight portion: NaOH: 0.5～1; Ink blowing agent: 35～45; Deionized water: 90～110;
S2: secondary soaks and washing: by once soak and wash after pcb board immersion fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: potassium permanganate: 5～6; NaOH: 5～15; Deionized water: 90～110;
S3: soak for three times and washing: secondary is soaked and washing after pcb board immerse to fill for cleaning in the chemical drugs tank of pcb board ink and soak, and carrying out successively twice washing, described chemical medicinal liquid is comprised of the material of following weight portion: 98% sulfuric acid: 5～15; 60% hydrogen peroxide: 15～25; Deionized water: 90～110;
S4: dry: will soak and washing pcb board oven dry afterwards through three times.
2. welding resistance ink hand-hole processing method according to claim 1, is characterized in that: the time of once soaking is 6～8 minutes, and temperature is 65 °～75 °.
3. welding resistance ink hand-hole processing method according to claim 1, is characterized in that: the time that secondary soaks is 12～18 minutes, and temperature is 70 °～80 °.
4. welding resistance ink hand-hole processing method according to claim 1, is characterized in that: the time of soaking for three times is 4～6 minutes, and temperature is 35 °～45 °.
5. welding resistance ink hand-hole processing method according to claim 1, is characterized in that: once twice washing time in washing is respectively 2～5 minutes; Twice washing time in secondary washing is respectively 4～5 minutes; Twice washing time in three washings is respectively 4～5 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410050057.2A CN103763865B (en) | 2014-02-13 | 2014-02-13 | Welding resistance ink hand-hole processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410050057.2A CN103763865B (en) | 2014-02-13 | 2014-02-13 | Welding resistance ink hand-hole processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103763865A true CN103763865A (en) | 2014-04-30 |
| CN103763865B CN103763865B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410050057.2A Active CN103763865B (en) | 2014-02-13 | 2014-02-13 | Welding resistance ink hand-hole processing method |
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| Country | Link |
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| CN (1) | CN103763865B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198142A (en) * | 2016-07-01 | 2016-12-07 | 广州兴森快捷电路科技有限公司 | Welding resistance obstacles in quit |
| CN108024451A (en) * | 2017-11-24 | 2018-05-11 | 江门市奔力达电路有限公司 | A kind of pcb board moves back oily technique |
| CN112804835A (en) * | 2020-12-30 | 2021-05-14 | 深圳市迅捷兴科技股份有限公司 | Method for preventing gold plate ink inlet hole from causing hole to be copper-free |
| CN113498270A (en) * | 2021-07-08 | 2021-10-12 | 江西晶弘新材料科技有限责任公司 | Method for removing and washing solidified ink in aluminum nitride ceramic substrate |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198142A (en) * | 2016-07-01 | 2016-12-07 | 广州兴森快捷电路科技有限公司 | Welding resistance obstacles in quit |
| CN108024451A (en) * | 2017-11-24 | 2018-05-11 | 江门市奔力达电路有限公司 | A kind of pcb board moves back oily technique |
| CN112804835A (en) * | 2020-12-30 | 2021-05-14 | 深圳市迅捷兴科技股份有限公司 | Method for preventing gold plate ink inlet hole from causing hole to be copper-free |
| CN113498270A (en) * | 2021-07-08 | 2021-10-12 | 江西晶弘新材料科技有限责任公司 | Method for removing and washing solidified ink in aluminum nitride ceramic substrate |
| CN113498270B (en) * | 2021-07-08 | 2023-06-02 | 江西晶弘新材料科技有限责任公司 | Method for stripping solidified ink in aluminum nitride ceramic substrate |
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| Publication number | Publication date |
|---|---|
| CN103763865B (en) | 2016-05-04 |
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Denomination of invention: Solder resist ink entry hole processing method Effective date of registration: 20190313 Granted publication date: 20160504 Pledgee: Suining rural commercial bank Limited by Share Ltd Pledgor: Wesky (Suining) Electronics Co., Ltd. Registration number: 2019510000026 |
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Date of cancellation: 20201215 Granted publication date: 20160504 Pledgee: Suining rural commercial bank Limited by Share Ltd. Pledgor: WESKY (SUINING) ELECTRONICS Co.,Ltd. Registration number: 2019510000026 |
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Denomination of invention: Processing method of solder resist ink in hole Effective date of registration: 20201217 Granted publication date: 20160504 Pledgee: Suining rural commercial bank Limited by Share Ltd. Pledgor: WESKY (SUINING) ELECTRONICS Co.,Ltd. Registration number: Y2020510000113 |
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Date of cancellation: 20211124 Granted publication date: 20160504 Pledgee: Suining rural commercial bank Limited by Share Ltd. Pledgor: WESKY (SUINING) ELECTRONICS Co.,Ltd. Registration number: Y2020510000113 |
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Denomination of invention: Treatment method of solder resist ink entering hole Effective date of registration: 20211129 Granted publication date: 20160504 Pledgee: Suining rural commercial bank Limited by Share Ltd. Pledgor: WESKY (SUINING) ELECTRONICS Co.,Ltd. Registration number: Y2021980013515 |
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Date of cancellation: 20220329 Granted publication date: 20160504 Pledgee: Suining rural commercial bank Limited by Share Ltd. Pledgor: WESKY (SUINING) ELECTRONICS Co.,Ltd. Registration number: Y2021980013515 |
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Denomination of invention: Treatment method of solder resist ink entering hole Effective date of registration: 20220331 Granted publication date: 20160504 Pledgee: Suining rural commercial bank Limited by Share Ltd. Pledgor: WESKY (SUINING) ELECTRONICS Co.,Ltd. Registration number: Y2022980003697 |
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