CN112048916A - Non-woven fabric abrasive brush foaming pretreatment process - Google Patents
Non-woven fabric abrasive brush foaming pretreatment process Download PDFInfo
- Publication number
- CN112048916A CN112048916A CN202010953766.7A CN202010953766A CN112048916A CN 112048916 A CN112048916 A CN 112048916A CN 202010953766 A CN202010953766 A CN 202010953766A CN 112048916 A CN112048916 A CN 112048916A
- Authority
- CN
- China
- Prior art keywords
- woven fabric
- abrasive brush
- semi
- fabric abrasive
- finished product
- 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.)
- Pending
Links
- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 82
- 238000005187 foaming Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000008569 process Effects 0.000 title claims abstract description 21
- 239000011265 semifinished product Substances 0.000 claims abstract description 58
- 239000003292 glue Substances 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 25
- 239000003085 diluting agent Substances 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 239000004615 ingredient Substances 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000007598 dipping method Methods 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 150000002191 fatty alcohols Chemical class 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 3
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000227 grinding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/53—Polyethers
Abstract
The invention relates to a non-woven fabric abrasive brush foaming pretreatment process, which comprises the following steps: a) firstly, a pretreatment procedure is carried out: performing surface pretreatment on the produced semi-finished product of the non-woven fabric abrasive brush, and then placing the semi-finished product of the non-woven fabric abrasive brush in a baking oven for baking; b) then preparing foaming glue solution: the foaming glue solution comprises the following ingredients: 1. black materials, 2 white materials, 3 diluent, 4 penetrant, firstly mixing the black materials and the diluent together, wherein the ingredients are as follows: white materials: diluent agent: preparing a foaming glue solution from the penetrating agent according to the proportion of 10:10:3: 1; c) a gum dipping procedure: placing the non-woven fabric abrasive brush semi-finished product in foaming glue solution, and d) drying: and placing the plastic bag filled with the semi-finished product of the non-woven fabric abrasive brush into an oven to bake for 0.5 hour. The invention provides a foaming pretreatment process of a non-woven fabric abrasive brush, which avoids the situation that hole sites on a circuit board are blocked due to chip falling, and prolongs the service life of the non-woven fabric abrasive brush.
Description
Technical Field
The invention relates to the field of production, in particular to a non-woven fabric abrasive brush foaming pretreatment process.
Background
The non-woven fabric abrasive brush is mainly applied to the production process of integrated circuit boards and has the functions of grinding the surfaces of the circuit boards, removing drilling burrs, removing redundant hole plugging resin and improving the surface roughness.
However, the common non-woven fabric abrasive brush produced by the prior art has the defects of chip falling due to the reasons of insufficient toughness of the non-woven fabric and the like in the using process, so that the service life of the non-woven fabric abrasive brush is shortened, and meanwhile, hole positions on a circuit board are blocked due to the chip falling.
Disclosure of Invention
The purpose of the invention is: provides a non-woven fabric abrasive brush foaming pretreatment process, and solves the problems.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a non-woven fabric abrasive brush foaming pretreatment process is characterized in that: the process method comprises the following steps:
a) firstly, a pretreatment procedure is carried out: performing surface pretreatment on a semi-finished product of the produced non-woven fabric abrasive brush, namely removing redundant burrs on the surface of the semi-finished product of the non-woven fabric abrasive brush, then placing the semi-finished product of the non-woven fabric abrasive brush in a baking oven for baking, taking out the semi-finished product of the non-woven fabric abrasive brush after drying, and standing for several hours at normal temperature;
b) then preparing foaming glue solution: the foaming glue solution comprises the following ingredients:
1. black material
2. White material
3. Diluent
4. Penetrant
Firstly, mixing the black material and the diluent together, fully stirring, then respectively adding the white material and the penetrant into the mixed liquid, quickly stirring for 20 seconds by using a handheld stirrer to prepare uniform foaming glue solution, wherein the ingredients are as follows: white materials: diluent agent: preparing a foaming glue solution from the penetrating agent according to the proportion of 10:10:3: 1;
c) a gum dipping procedure: placing the non-woven fabric abrasive brush semi-finished product in foaming glue solution at normal temperature, and rotating the non-woven fabric abrasive brush semi-finished product at constant speed for 30-40 seconds;
d) and (3) drying: and after the semi-finished product of the non-woven fabric abrasive brush is soaked, quickly filling the semi-finished product of the non-woven fabric abrasive brush into a prepared plastic bag, sealing the plastic bag, then putting the plastic bag filled with the semi-finished product of the non-woven fabric abrasive brush into an oven to be baked for 0.5 hour, further taking out the plastic bag filled with the semi-finished product of the non-woven fabric abrasive brush, taking out the semi-finished product of the non-woven fabric abrasive brush from the plastic bag, and finishing the step of soaking the foaming glue solution.
Further, the temperature of the semi-finished product of the non-woven fabric abrasive brush during baking is specifically 90-110 ℃, and the temperature of the semi-finished product of the non-woven fabric abrasive brush during taking out and standing is specifically 10-36 ℃.
Further, the baking time of the semi-finished product of the non-woven fabric abrasive brush is specifically 0.4-0.5 hour, and the semi-finished product of the non-woven fabric abrasive brush is taken out and stands for 3-4 hours.
Further, the semi-finished product of the non-woven fabric abrasive brush rotates in the same direction in the foaming glue solution, the temperature of baking the semi-finished product of the non-woven fabric abrasive brush in an oven after the semi-finished product of the non-woven fabric abrasive brush is placed in a plastic bag is specifically 25-30 ℃, the black material and the white material are both pu glue, the diluent is specifically acetone, and the penetrating agent is specifically fatty alcohol polyoxyethylene ether.
The invention has the beneficial effects that: the non-woven fabric abrasive brush is subjected to foaming pretreatment by using a new process, so that the effect of the performance of the non-woven fabric abrasive brush is improved, the situation that hole sites on a circuit board are blocked due to chip falling is avoided, the service life of the non-woven fabric abrasive brush is prolonged, the grinding precision and the cleanliness are ensured, and the production cost is saved.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A non-woven fabric abrasive brush foaming pretreatment process is characterized in that: the process method comprises the following steps:
a) firstly, a pretreatment procedure is carried out: performing surface pretreatment on a semi-finished product of the produced non-woven fabric abrasive brush, namely removing redundant burrs on the surface of the semi-finished product of the non-woven fabric abrasive brush, preventing the burrs from entering a foaming glue solution to influence the subsequent process during the production process, then placing the semi-finished product of the non-woven fabric abrasive brush in a baking oven for baking, taking out the semi-finished product of the non-woven fabric abrasive brush after drying, and standing for several hours at normal temperature for ensuring that the non-woven fabric abrasive brush is fully rebounded;
b) then preparing foaming glue solution: the foaming glue solution comprises the following ingredients:
1. black material
2. White material
3. Diluent
4. Penetrant
Firstly, mixing the black material and the diluent together, fully stirring, then respectively adding the white material and the penetrant into the mixed liquid, quickly stirring for 20 seconds by using a handheld stirrer to prepare uniform foaming glue solution, wherein the ingredients are as follows: white materials: diluent agent: the penetrating agent is prepared into foaming glue solution according to the proportion of 10:10:3:1 for achieving the best effect;
c) a gum dipping procedure: placing the non-woven fabric abrasive brush semi-finished product in foaming glue solution at normal temperature, and rotating the non-woven fabric abrasive brush semi-finished product at a constant speed for 30-40 seconds to achieve the optimal gum dipping effect and save gum dipping time;
d) and (3) drying: and after the semi-finished product of the non-woven fabric abrasive brush is soaked, quickly filling the semi-finished product of the non-woven fabric abrasive brush into a prepared plastic bag, sealing the plastic bag, then putting the plastic bag filled with the semi-finished product of the non-woven fabric abrasive brush into an oven to be baked for 0.5 hour, further taking out the plastic bag filled with the semi-finished product of the non-woven fabric abrasive brush, taking out the semi-finished product of the non-woven fabric abrasive brush from the plastic bag, and finishing the step of soaking the foaming glue solution.
The temperature of the semi-finished product of the non-woven fabric abrasive brush during baking is specifically 90-110 ℃, and the temperature of the semi-finished product of the non-woven fabric abrasive brush during taking out and standing is specifically 10-36 ℃.
The baking time of the semi-finished product of the non-woven fabric abrasive brush is specifically 0.4-0.5 hour, and the semi-finished product of the non-woven fabric abrasive brush is taken out and stands for 3-4 hours.
The non-woven fabric abrasive brush semi-finished product rotates in the same direction in a foaming glue solution, the temperature of baking the non-woven fabric abrasive brush semi-finished product in a baking oven after the non-woven fabric abrasive brush semi-finished product is placed in a plastic bag is specifically 25-30 ℃, both the black material and the white material are pu glue, the diluent is specifically acetone, the penetrating agent is specifically fatty alcohol polyoxyethylene ether, and after the non-woven fabric abrasive brush foaming pretreatment process is finished, a foaming process is started: the volume of the foaming adhesive is expanded by 20-30 times in the curing process, and the foaming adhesive can fully permeate into each part of the non-woven fabric abrasive brush, so that the impregnation is uniform and consistent; meanwhile, the foaming adhesive and the non-woven fabric abrasive brush are integrated after being cured, and have good rebound resilience.
The above examples are intended to further illustrate the present invention, but are not intended to limit the invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood to be within the protection scope of the present invention.
Claims (4)
1. A non-woven fabric abrasive brush foaming pretreatment process is characterized in that: the process method comprises the following steps:
a) firstly, a pretreatment procedure is carried out: performing surface pretreatment on a semi-finished product of the produced non-woven fabric abrasive brush, namely removing redundant burrs on the surface of the semi-finished product of the non-woven fabric abrasive brush, then placing the semi-finished product of the non-woven fabric abrasive brush in a baking oven for baking, taking out the semi-finished product of the non-woven fabric abrasive brush after drying, and standing for several hours at normal temperature;
b) then preparing foaming glue solution: the foaming glue solution comprises the following ingredients:
1. black material
2. White material
3. Diluent
4. Penetrant
Firstly, mixing the black material and the diluent together, fully stirring, then respectively adding the white material and the penetrant into the mixed liquid, quickly stirring for 20 seconds by using a handheld stirrer to prepare uniform foaming glue solution, wherein the ingredients are as follows: white materials: diluent agent: preparing a foaming glue solution from the penetrating agent according to the proportion of 10:10:3: 1;
c) a gum dipping procedure: placing the non-woven fabric abrasive brush semi-finished product in foaming glue solution at normal temperature, and rotating the non-woven fabric abrasive brush semi-finished product at constant speed for 30-40 seconds;
d) and (3) drying: and after the semi-finished product of the non-woven fabric abrasive brush is soaked, quickly filling the semi-finished product of the non-woven fabric abrasive brush into a prepared plastic bag, sealing the plastic bag, then putting the plastic bag filled with the semi-finished product of the non-woven fabric abrasive brush into an oven to be baked for 0.5 hour, further taking out the plastic bag filled with the semi-finished product of the non-woven fabric abrasive brush, taking out the semi-finished product of the non-woven fabric abrasive brush from the plastic bag, and finishing the step of soaking the foaming glue solution.
2. The non-woven fabric abrasive brush foaming pretreatment process according to claim 1, characterized in that: the temperature of the semi-finished product of the non-woven fabric abrasive brush during baking is specifically 90-110 ℃, and the temperature of the semi-finished product of the non-woven fabric abrasive brush during taking out and standing is specifically 10-36 ℃.
3. The non-woven fabric abrasive brush foaming pretreatment process according to claim 2, characterized in that: the baking time of the semi-finished product of the non-woven fabric abrasive brush is specifically 0.4-0.5 hour, and the semi-finished product of the non-woven fabric abrasive brush is taken out and stands for 3-4 hours.
4. The non-woven fabric abrasive brush foaming pretreatment process according to claim 1, characterized in that: the non-woven fabric abrasive brush semi-finished product rotates in the same direction in the foaming glue solution, the temperature of baking the non-woven fabric abrasive brush semi-finished product in an oven after the non-woven fabric abrasive brush semi-finished product is placed in a plastic bag is specifically 25-30 ℃, the black material and the white material are both pu glue, the diluent is specifically acetone, and the penetrating agent is specifically fatty alcohol polyoxyethylene ether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010953766.7A CN112048916A (en) | 2020-09-11 | 2020-09-11 | Non-woven fabric abrasive brush foaming pretreatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010953766.7A CN112048916A (en) | 2020-09-11 | 2020-09-11 | Non-woven fabric abrasive brush foaming pretreatment process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112048916A true CN112048916A (en) | 2020-12-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010953766.7A Pending CN112048916A (en) | 2020-09-11 | 2020-09-11 | Non-woven fabric abrasive brush foaming pretreatment process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112048916A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103694446A (en) * | 2013-09-18 | 2014-04-02 | 北京仁创科技集团有限公司 | Fire-retardant polyurethane foam and preparation method thereof |
| CN110052976A (en) * | 2019-04-18 | 2019-07-26 | 广州捷骏电子科技有限公司 | A kind of nonwoven fabric brush wheel and its processing method |
| CN209189171U (en) * | 2018-09-26 | 2019-08-02 | 东莞市鼎泰鑫电子有限公司 | A kind of nonwoven fabric polish-brush prepreg apparatus for baking |
| CN110103155A (en) * | 2019-04-18 | 2019-08-09 | 广州捷骏电子科技有限公司 | A kind of nonwoven fabric brush wheel and its production system and method |
| CN211284922U (en) * | 2019-12-06 | 2020-08-18 | 江苏昱昊新材料有限公司 | Deburring device for non-woven fabric production |
-
2020
- 2020-09-11 CN CN202010953766.7A patent/CN112048916A/en active Pending
Patent Citations (5)
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|---|---|---|---|---|
| CN103694446A (en) * | 2013-09-18 | 2014-04-02 | 北京仁创科技集团有限公司 | Fire-retardant polyurethane foam and preparation method thereof |
| CN209189171U (en) * | 2018-09-26 | 2019-08-02 | 东莞市鼎泰鑫电子有限公司 | A kind of nonwoven fabric polish-brush prepreg apparatus for baking |
| CN110052976A (en) * | 2019-04-18 | 2019-07-26 | 广州捷骏电子科技有限公司 | A kind of nonwoven fabric brush wheel and its processing method |
| CN110103155A (en) * | 2019-04-18 | 2019-08-09 | 广州捷骏电子科技有限公司 | A kind of nonwoven fabric brush wheel and its production system and method |
| CN211284922U (en) * | 2019-12-06 | 2020-08-18 | 江苏昱昊新材料有限公司 | Deburring device for non-woven fabric production |
Non-Patent Citations (2)
| Title |
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| 秦宗旺: ""发展去毛刺技术"，秦宗旺，航空精密制造技术，第2期，第16-20页", 《航空精密制造技术》 * |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201208 |
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