CN101967635A - Shielding material antioxidation processing method - Google Patents
Shielding material antioxidation processing method Download PDFInfo
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- CN101967635A CN101967635A CN 201010240772 CN201010240772A CN101967635A CN 101967635 A CN101967635 A CN 101967635A CN 201010240772 CN201010240772 CN 201010240772 CN 201010240772 A CN201010240772 A CN 201010240772A CN 101967635 A CN101967635 A CN 101967635A
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Abstract
The invention relates to an antioxidation processing method, in particular to a shielding material antioxidation processing method. The method comprises the following steps: 1. antioxidant solution is prepared; 2. the shielding material is driven by a drive device to run in the antioxidant solution in a washtrough, so that a layer of antioxidant solution is adhered to the surface of the shielding material; 3. primary baking is carried out on the shielding material with a layer of antioxidant solution in a primary oven; 4. secondary baking is carried out on the shielding material undergoing primary baking in a secondary oven; and 5. the shielding material undergoing secondary baking is rolled. A layer of antioxidant solution is coated on the surface of the shielding material in the method, so that the shielding material is not affected by the environment and is not liable to be affected by hand marks or other contacts during operation, thereby avoiding such defects as oxidation, interference, signal shielding, hand marks, pollution and the like.
Description
Technical field:
The present invention relates to the material anti-oxidation treatment method, refer in particular to a kind of shielding material anti-oxidation treatment method.
Background technology:
The EMI shielding material is widely used in fields such as aviation, electronics, communication, medical treatment, radar.Existing shielding material generally is that cloth is carried out electroless-plating forming metallized fabrics, shielding material softness, smooth and ventilative, and have in light weight and advantage such as easy cutting.Yet, because the upper layer of shielding material is metals such as copper, silver, nickel, gold, be subjected to easily environment for use influence, and influenced by trace in one's hands or other contacts, cause defectives such as oxidation, interference, shielded signal, hand trace, pollution.
In order to overcome the deficiency of above-mentioned existence, can be at the anti-oxidant solution of the surface coated of shielding material, so the applicant creates design the present invention.
Summary of the invention:
Technical problem to be solved by this invention is to provide a kind of shielding material anti-oxidation treatment method exactly.
For solving the problems of the technologies described above, the present invention has adopted following technical scheme: this shielding material anti-oxidation treatment method comprises the steps: one, disposes anti-oxidant solution; Two, shielding material moves in the anti-oxidant solution in washing trough under the driving of drive unit, makes the anti-oxidant solution of its surface attachment one deck; Three, the shielding material that will have the anti-oxidant solution of one deck once toasts through the one-level baking box; The shielding material that four, will once toast carries out secondary baking through the secondary baking box; Five, the shielding material with secondary baking carries out rolling.
In the technique scheme, described anti-oxidant solution is made up of oxidation resistance liquid and water, its two by 1: 1～1: 5 mixed, its temperature is 10 ℃～30 ℃, pH value is 8～10.
In the technique scheme, described oxidation resistance liquid is an aqueous polyurethane.
In the technique scheme, in the described step 2, shielding material soaked in anti-oxidant solution 0～5 second.
In the technique scheme, in the described step 3, the temperature in the one-level baking box is 100 ℃～200 ℃.
In the technique scheme, in the described step 4, be respectively equipped with four temperature controlled region on the secondary baking box, wherein the temperature of two temperature controlled region is 150 ℃～200 ℃, and the temperature of two other temperature controlled region is 160 ℃～200 ℃.
In sum, the present invention is the anti-oxidant solution of surface coated one deck with shielding material, like this present invention be not subjected to environment for use influence, and not influenced by trace in one's hands or other contacts, thereby can avoid causing defectives such as oxidation, interference, shielded signal, hand trace, pollution.
Description of drawings:
Fig. 1 is the front view of equipment used in the manufacturing processed of the present invention.
Embodiment:
See shown in Figure 1, equipment of the present invention comprises the unwinding device 1 that is used to place shielding material 17 that order is installed, drive the drive unit 3 of shielding material 17 operations, washing trough 4, one-level baking box 5, secondary baking box 6, air-dry case 7, and the wrap-up 2 that is used for the coated shielding material of rolling 17, wherein washing trough 4 is communicated with first inlet of one-level baking box 5 for shielding material 17 inputs for first outlet of shielding material 17 outputs, coating squence according to shielding material 17, unwinding device 1, drive unit 3, washing trough 4, one-level baking box 5, secondary baking box 6, wrap-up 2 distributes successively, and the shielding material 17 on the unwinding device 1 drives successively by washing trough 4 by drive unit 3, one-level baking box 5, secondary baking box 6, wrap-up 2 is finished the surface coated operation.
Above-mentioned drive unit 3 comprises: bracing frame 31, motor 32, be installed on the deflector roll 33 on the bracing frame 31, this deflector roll 33 drives running by electrode 32.This deflector roll 33 comprises upper and lower deflector roll 331,332.By the frictional force that forms between upper and lower deflector roll 331,332 and the shielding material, promote shielding material 17 and move forward.By regulating the tension force of the conveniently adjusted shielding material 17 of distance between the upper and lower deflector roll 331,332, can improve the transfer rate of shielding material 17 like this, boost productivity.
Above-mentioned washing trough 4 comprises: be used to contain anti-oxidant solution cell body 41, be installed on the 5th, six guide rollers 42,43 on the cell body 41, be used to scrape off the scraper regulated 44 of the unnecessary anti-oxidant solution in shielding material 17 surfaces.Cell body 41 is provided with first outlet for shielding material 17 outputs; Above-mentioned one-level baking box 5 is installed on the cell body 41, and one-level baking box 5 enters the mouth for first of shielding material 17 inputs and first outlet is communicated with; Above-mentioned the 6th guide roller 43 is immersed in the anti-oxidant solution; First guide roller 8 is installed on cell body 41.The bottom of this cell body 41 is provided with water discharge valve 45.
The above-mentioned scraper 44 of regulating comprises: left and right adjusting scraper 441,442, wherein left and right adjusting scraper 441,442 is free adjustment as required.
Anti-oxidant solution in the above-mentioned cell body 41 is made up of oxidation resistance liquid and water, its two by 1: 1～1: 5 mixed.The temperature of this anti-oxidant solution is 10 ℃-30 ℃, and pH value is 8-10.
In the present embodiment, oxidation resistance liquid adopts aqueous polyurethane, and the ratio of itself and water is according to aqueous polyurethane: the proportional arrangement of water=1: 2.When shielding material soaked at this oxidation resistance liquid, the temperature of oxidation resistance liquid was 20 ℃, and its pH value is 8, is weakly alkaline.
Aqueous polyurethane (PU) is meant water soluble or is scattered in the water and the urethane that forms is gluing, it is applied surface with shielding material 17 after, form a kind of protective membrane, the metallic substance of placing shielding material 17 surfaces is oxidized.
Above-mentioned one-level baking box 5 comprises: one-level baking box body 51, be installed on the heating member 52 on the one-level baking box body 51, wherein one-level baking box body 51 two ends are respectively equipped with above-mentioned first inlet, supply to bake second outlet that good shielding material 17 is exported, first inlet is communicated with above-mentioned first outlet, and heating member 52 is distributed in the both sides of shielding material 17.This one-level baking box 5 can will be dried into half oven-dried condition from the shielding material 17 of washing trough 4 outputs, can guarantee from the shielding material 17 lip-deep anti-oxidant solution coat of washing trough 4 outputs even like this, and can be in follow-up treating processes, anti-oxidant solution forms uneven coating because of flowability on shielding material 17 surfaces.
To enter secondary baking box 6 in order allowing smoothly from the shielding material 17 of one-level baking box 5 outputs, between one-level baking box 5 and secondary baking box 6, to be provided with first and second guide roller 8,9 successively.
Above-mentioned secondary baking box 6 comprises: secondary baking box body 61, be installed on first supporting roll 62 on the secondary baking box body 61, heating unit 63 up and down, 64, wherein secondary baking box body 61 two ends are respectively equipped with second inlet 611 that enters for the shielding material 17 from washing trough 4 outputs, the 3rd outlet 612 for roasting shielding material 17 outputs well, heating unit 63 up and down, 64 be distributed in first supporting roll 62 on, the below, first air intake vent of last heating unit 63, first air outlet communicates with secondary baking box 6 bodies respectively, and first air intake vent, the first air outlet place is provided with first respectively, two temperature control districts 12,13; Second air intake vent of following heating unit 64, second air outlet communicate with secondary baking box body 61 respectively, and second air intake vent, the second air outlet place are provided with third and fourth temperature control district 14,15 respectively, can suitably control temperature in the secondary baking box 6 by first, second, third and fourth temperature control district 11,12,13,14.
The above-mentioned heating unit 63 of going up comprises: first channel 631, be installed on first blower fan 632 and first heating container 632 in the first channel 631, and the two ends of first channel 631 are respectively equipped with above-mentioned first air intake vent, first air outlet; Described heating unit 64 down comprises: second passage 641, be installed on second blower fan 642 and second heating container 645 in the second passage 641, the two ends of second passage 641 are respectively equipped with above-mentioned second air intake vent, second air outlet, air in the secondary baking box 6 can be able to be circulated by heating unit 63,64 up and down, to keep the temperature in the secondary baking box 6 even.
Above-mentioned air-dry case 7 comprises: air-dry casing 71, be installed on second supporting roll 72, fan on the air-dry casing 71, air-dry casing 71 two ends are respectively equipped with the 4th outlet 712 of the 3rd inlet 711 that enters for roasting good shielding material 17, shielding material 17 outputs that air feed makes a good job of.Fan 73 is arranged at air-dry casing 71 upper ends, and the wind-force of its generation can will suitably be lowered the temperature to the shielding material 17 on second supporting roll 72.
In order to allow, between air-dry case 7 and wrap-up 2, be provided with the 3rd, the 4th guide roller 10,11 successively from the shielding material 17 smooth rollings of air-dry case 7 outputs.
Above-mentioned second guide roller, secondary baking box 6, air-dry case 7, the 3rd, the 4th guide roller 10,11 are installed on the support 16 respectively successively.
With reference to shown in Figure 1, making processes of the present invention is: motor 32 output shafts drive liftable deflector roll 33 by driving member and rotate, and liftable deflector roll 33 will drive shielding material 17 and advance; Then, enter in the cell body 41 by the 5th guide roller 42, soak along the 6th guide roller 43 then, wherein soak time is 0-5 second; By regulating scraper 44 the unnecessary anti-oxidant solution in shielding material 17 surfaces is scraped off then, make the anti-oxidant solution of its surface attachment layer of even; Enter then in the one-level baking box 5, at this moment, heating member 52 will toast shielding material 17, and its storing temperature is 100 ℃-200 ℃; Enter in the secondary baking box 6 by first and second guide roller 8,9 successively then; Then along 62 operations of first supporting roll, at this moment, heating unit 63,64 will toast the shielding material 17 on first supporting roll 62 up and down, and wherein the temperature in second, four temperature control districts 13,15 is 150 ℃-200 ℃, and the temperature in first and third temperature control district 12,14 is 160 ℃-200 ℃; Roasting good back is entered in the air-dry case 7 by the 3rd inlet 711; Along 72 operations of second supporting roll, at this moment, fan will suitably be lowered the temperature to the shielding material 17 on second supporting roll 72 then, and the cooling back is by the 4th outlet 712 outputs; Then successively along 10,11 operations of the 3rd, the 4th guide roller, at last by wrap-up 2 rollings.
Certainly, the above is embodiments of the invention only, is not to limit the scope of the invention, and all equivalences of doing according to the described structure of the present patent application claim, feature and principle change or modify, and all should be included in the present patent application claim.
Claims (6)
1. shielding material anti-oxidation treatment method, it is characterized in that: this method comprises the steps:
One, disposes anti-oxidant solution;
Two, shielding material moves in the anti-oxidant solution in washing trough under the driving of drive unit, makes the anti-oxidant solution of its surface attachment one deck;
Three, the shielding material that will have the anti-oxidant solution of one deck once toasts through the one-level baking box;
The shielding material that four, will once toast carries out secondary baking through the secondary baking box;
Five, the shielding material with secondary baking carries out rolling.
2. shielding material anti-oxidation treatment method according to claim 1 is characterized in that: described anti-oxidant solution is made up of oxidation resistance liquid and water, its two by 1: 1～1: 5 mixed, its temperature is 10 ℃～30 ℃, pH value is 8～10.
3. shielding material anti-oxidation treatment method according to claim 2 is characterized in that: described oxidation resistance liquid is an aqueous polyurethane.
4. according to any described shielding material anti-oxidation treatment method among the claim 1-3, it is characterized in that: in the described step 2, shielding material soaked in anti-oxidant solution 0～5 second.
5. shielding material anti-oxidation treatment method according to claim 4 is characterized in that: in the described step 3, the temperature in the one-level baking box is 100 ℃～200 ℃.
6. shielding material anti-oxidation treatment method according to claim 4, it is characterized in that: in the described step 4, be respectively equipped with four temperature controlled region on the secondary baking box, wherein the temperature of two temperature controlled region is 150 ℃～200 ℃, and the temperature of two other temperature controlled region is 160 ℃～200 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010240772 CN101967635B (en) | 2010-07-29 | 2010-07-29 | Shielding material antioxidation processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010240772 CN101967635B (en) | 2010-07-29 | 2010-07-29 | Shielding material antioxidation processing method |
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| CN101967635A true CN101967635A (en) | 2011-02-09 |
| CN101967635B CN101967635B (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010240772 Active CN101967635B (en) | 2010-07-29 | 2010-07-29 | Shielding material antioxidation processing method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1913046A (en) * | 2006-08-03 | 2007-02-14 | 仲庆 | Preparation method of copper covered steel woven wire special for communication cable shielding layer |
| CN201161230Y (en) * | 2007-12-25 | 2008-12-10 | 深圳市邦凯电子有限公司 | Membrane coating machine |
| CN101660125A (en) * | 2009-09-18 | 2010-03-03 | 邵楠 | Technology for plating nano-metal on fiber |
-
2010
- 2010-07-29 CN CN 201010240772 patent/CN101967635B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1913046A (en) * | 2006-08-03 | 2007-02-14 | 仲庆 | Preparation method of copper covered steel woven wire special for communication cable shielding layer |
| CN201161230Y (en) * | 2007-12-25 | 2008-12-10 | 深圳市邦凯电子有限公司 | Membrane coating machine |
| CN101660125A (en) * | 2009-09-18 | 2010-03-03 | 邵楠 | Technology for plating nano-metal on fiber |
Non-Patent Citations (2)
| Title |
|---|
| 《高分子通报》 20080930 闫泽群等 高性能水性聚氨酯研究进展 , * |
| 《高分子通报》 20080930 闫泽群等 高性能水性聚氨酯研究进展 , 2 * |
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| CN101967635B (en) | 2013-01-02 |
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Owner name: DONGGUAN YAMA ELECTRONICS CO., LTD. Free format text: FORMER OWNER: DONGGUAN ZHONGCUN INSULATION MATERIALS TECHNOLOGY CO., LTD. Effective date: 20120522 |
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Effective date of registration: 20120522 Address after: 523000 Guangdong province Dongguan City Daojiao Town Pavilion Economic Development Zone D Applicant after: Dongguan Asteed Electronic Co., Ltd. Address before: Mstar Technology Ltd Dongguan 523000 Guangdong province village insulation Dongguan market Kau Nan Ge Industrial Zone Applicant before: Dongguan Zhongchun Emi Ke Ji Co., Ltd. |
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Owner name: DONGGUAN HANGDA ELECTRONIC CO., LTD. Free format text: FORMER OWNER: DONGGUAN YAMA ELECTRONICS CO., LTD. Effective date: 20121101 |
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Effective date of registration: 20121101 Address after: 523000 Guangdong Province, Dongguan City Gaobu town high Dragon Road No. 9 Xian village party known science and Technology Park plant floor. Applicant after: DONGGUAN HANGDA ELECTRONIC CO., LTD. Address before: 523000 Guangdong province Dongguan City Daojiao Town Pavilion Economic Development Zone D Applicant before: Dongguan Asteed Electronic Co., Ltd. |
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