CN103480541A - Continuous production device and method for band-shaped black conductive foam - Google Patents
Continuous production device and method for band-shaped black conductive foam Download PDFInfo
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- CN103480541A CN103480541A CN201310418386.3A CN201310418386A CN103480541A CN 103480541 A CN103480541 A CN 103480541A CN 201310418386 A CN201310418386 A CN 201310418386A CN 103480541 A CN103480541 A CN 103480541A
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Abstract
The invention discloses a continuous production device and method for band-shaped black conductive foam. A spraying chamber (4), a solidification chamber (11), a drying chamber (15) and a cooling chamber (20) are sequentially distributed between an unwinding machine (1) and a winding machine (28), a spraying driving roller (3), an atomizer (7) and a spraying pipe (8) are installed in the spraying chamber (4), a solidification driving roller (10) and infrared solidification heaters (12) are installed in the solidification chamber (11), a drying driving roller (19) and infrared drying heaters (16) are installed in the drying chamber (15), a cooling driving roller (25) and a cooling water tank (21) are installed in the cooling chamber (20), and all the components form the production device. According to the continuous production device and method for the band-shaped black conductive foam, a conductive coating is sprayed on a conductive foam base material, continuous production is achieved, the breadth and length of products are increased, and the application range of the products is extended.
Description
Technical field
The invention belongs to technical field of electronic materials, relate to production method and the device of black conductive sponge, particularly relate to process units and the method for the banded black conductive sponge of a kind of serialization.
Background technology
At present, the development trend of electronic product be towards thin light, the future development such as little, easy to carry takes up room, the black conductive foam is specially adapted to capacity and the limited occasion of clossing pressure, expense is low, occasion in the high-performance shielding that requires good stickiness is particularly suitable for using, be widely used in the fields such as electronic cabinet, casing, indoor cabinet, industrial equipment, notebook computer, mobile communication equipment, the market demand is increasing.
The black conductive sponge produced on market now, be confined to chip production, and the product of chip can not meet the requirement of large specification product, and production process is many, and the uniformity of properties of product is poor.
Summary of the invention
The object of the invention is to: process units and the method for the banded black conductive sponge of a kind of serialization are provided, and the method and device spray conductive coating on the conductive sponge base material, and serialization production increases product fabric width and length, enlarges product purpose.
Process units of the present invention is: spray booth, curing room, drying chamber and cooling chamber distribute successively between unreeling machine and winder, the spraying of spraying indoor location live-roller, atomizer and spray pipe, the shower nozzle that connects the spray pipe of atomizer is distributed in the above and below of spraying live-roller, and in spray booth, base angle connects spraying clout collector is installed; Solidify indoor location and solidify live-roller and infrared curing heater, the upper and lower that the solidifies live-roller infrared curing heater that distributes respectively; Dry indoor location and dry live-roller and infrared drying heater, the upper and lower of the drying live-roller infrared drying heater that distributes respectively; The cooling live-roller of cooling indoor location, bosh, cooling live-roller passes through in the middle of bosh, and refrigeration machine connects bosh; Whole formation process units.
Wherein, between unreeling machine and spraying live-roller, install and unreel carrying roller, the rolling carrying roller is installed between winder and cooling live-roller.
Wherein, connect on the accumulator that connects atomizer meter is installed.
Wherein, setting pressure table on spray booth.
Wherein, on curing room, install and solidify safety valve and solidification temperature meter, on drying chamber, install and dry safety valve and bake out temperature meter, cooling safety valve and katathermometer are installed on cooling chamber.
Wherein, on winder, meter counter is installed.
Production method of the present invention is: at first, the strip-shaped conductive sponge substrate is placed on unreeling machine, the strip-shaped conductive sponge substrate successively through unreeling carrying roller, spraying live-roller, solidify live-roller, dry live-roller, cooling live-roller, rolling carrying roller be wrapped on winder; Then, in spray booth, by atomizer and spray pipe, the conductive sponge matrix is carried out to serialization spray black electrically-conducting paint, on the surface of conductive sponge matrix, form uniform conductive coating; Then, be cured, dry surface treatment through curing room and drying chamber successively, conductive coating and conductive sponge matrix are combined closely, obtain the black conductive sponge; Again, the black conductive sponge carries out cooling processing through cooling chamber; Finally, by packing after the continuous rolling of winder; Wherein, the power of atomizer is 15 ~ 20kw, and heater power is 15 ~ 20kw, 100 ~ 110 ℃ of solidification temperatures, 80 ~ 90 ℃ of bake out temperatures, 20 ~ 30 ℃ of chilling temperatures; The thickness of conductive coating is 0.1 ~ 1.0 μ m.
The present invention has the following advantages: the black conductive sponge specification kind of 1, producing is many, and the thickness of conductive coating is controlled, and fabric width is large, and length is long; 2, enter production equipment to product from the conductive sponge base material, once complete on production line, serialization production, the properties of product high conformity, color is even; 3, production equipment is stable, good operability, and the technical data controllability is strong; 4, production environment is good, and cost is lower.
The accompanying drawing explanation
Fig. 1 is process units schematic flow sheet of the present invention.
In figure: 1 unreeling machine, 2 unreel carrying roller, 3 spraying live-rollers, 4 spray booths, 5 meters, 6 spraying clout collectors, 7 atomizers, 8 spray pipes, 9 Pressure gauges, 10 solidify live-roller, 11 curing rooms, 12 infrared curing heaters, 13 solidify safety valve, 14 solidification temperature meters, 15 drying chambers, 16 infrared drying heaters, 17 dry safety valve, 18 bake out temperature meters, 19 dry live-roller, 20 cooling chambers, 21 boshes, 22 cooling safety valves, 23 katathermometers, 24 refrigeration machines, 25 cooling live-rollers, 26 rolling carrying rollers, 27 meter counters, 28 winders.
The specific embodiment
As shown in Figure 1, spray booth 4, curing room 11, drying chamber 15 and cooling chamber 20 distribute successively between unreeling machine and winder 28, the interior installation spraying of spray booth 4 live-roller 3, atomizer 7 and spray pipe 8, the shower nozzle that connects the spray pipe 8 of atomizer 7 is distributed in the above and below of spraying live-roller 3, and the interior base angle of spray booth 4 connects installs spraying clout collector 6; Live-roller 10 and infrared curing heater 12 are solidified in the interior installation of curing room 11, the upper and lower that the solidifies live-roller 10 infrared curing heater 12 that distributes respectively; Live-roller 19 and infrared drying heater 16 are dried in the interior installation of drying chamber 15, the upper and lower of the drying live-roller 19 infrared drying heater 16 that distributes respectively; The cooling live-roller 25 of the interior installation of cooling chamber 20, bosh 21, cooling live-roller 25 passes through in the middle of bosh 21, and refrigeration machine 24 connects bosh 21; Whole formation process units.
Wherein, between unreeling machine 1 and spraying live-roller 3, install and unreel carrying roller 2, rolling carrying roller 26 is installed between winder 28 and cooling live-roller 25.
Wherein, connect on the accumulator that connects atomizer 7 meter 5 is installed.
Wherein, setting pressure table 9 on spray booth 4.
Wherein, on curing room 11, install and solidify safety valve 13 and solidification temperature meter 14, on drying chamber 15, install and dry safety valve 17 and bake out temperature meter 18, cooling safety valve 22 and katathermometer 23 are installed on cooling chamber 20.
Wherein, meter counter 27 is installed on winder 28.
Further illustrate technical scheme of the present invention below in conjunction with specific embodiment, these embodiment can not be interpreted as it is the restriction to technical scheme.
Embodiment 1: according to following steps, produce banded black conductive sponge
At first, the strip-shaped conductive sponge substrate is placed on unreeling machine, the strip-shaped conductive sponge substrate successively through unreeling carrying roller, spraying live-roller, solidify live-roller, dry live-roller, cooling live-roller, rolling carrying roller be wrapped on winder; Then, the conductive sponge base material passes through spray booth, pure water, black conductive coating, nano metal conducting particles are made into conductive coating spray according to mass ratio 1:8:2 and put into storage compartment, squeeze into again in spray chamber and carry out by spray pipe, the conductive sponge matrix being carried out to the serialization spraying after atomization, form uniform conductive coating on the surface of conductive sponge matrix, the power of atomizer is 15kw, and spraying rate is controlled as 1.5m/min, and the thickness of conductive coating is 0.3 μ m; Then, be cured, dry surface treatment through curing room and drying chamber successively, conductive coating and conductive sponge matrix are combined closely, obtain the black conductive sponge, heater power is 15kw, 100 ℃ of solidification temperatures, 80 ℃ of bake out temperatures; Again, the black conductive sponge carries out cooling processing through cooling chamber, 20 ℃ of chilling temperatures; Finally, by packing after the continuous rolling of winder.
Conductive sponge product effect: color is light evenly, and sheet resistance is 0.45 Ω, and vertical resistor is 0.035 Ω, thickness 2.0mm, aperture 110PPI.
Embodiment 2: according to following steps, produce banded black conductive sponge
At first, the strip-shaped conductive sponge substrate is placed on unreeling machine, the strip-shaped conductive sponge substrate successively through unreeling carrying roller, spraying live-roller, solidify live-roller, dry live-roller, cooling live-roller, rolling carrying roller be wrapped on winder; Then, the conductive sponge base material passes through spray booth, pure water, black conductive coating, nano metal conducting particles are made into conductive coating spray according to mass ratio 1:8:2 and put into storage compartment, squeeze into again in spray chamber and carry out by spray pipe, the conductive sponge matrix being carried out to the serialization spraying after atomization, form uniform conductive coating on the surface of conductive sponge matrix, the power of atomizer is 18kw, and spraying rate is controlled as 2.0m/min, and the thickness of conductive coating is 0.1 μ m; Then, be cured, dry surface treatment through curing room and drying chamber successively, conductive coating and conductive sponge matrix are combined closely, obtain the black conductive sponge, heater power is 18kw, 105 ℃ of solidification temperatures, 85 ℃ of bake out temperatures; Again, the black conductive sponge carries out cooling processing through cooling chamber, 25 ℃ of chilling temperatures; Finally, by packing after the continuous rolling of winder.
Conductive sponge product effect: color is light evenly, and sheet resistance is 0.50 Ω, and vertical resistor is 0.04 Ω, thickness 1.0mm, aperture 80PPI.
Embodiment 3: according to following steps, produce banded black conductive sponge
At first, the strip-shaped conductive sponge substrate is placed on unreeling machine, the strip-shaped conductive sponge substrate successively through unreeling carrying roller, spraying live-roller, solidify live-roller, dry live-roller, cooling live-roller, rolling carrying roller be wrapped on winder; Then, the conductive sponge base material passes through spray booth, pure water, black conductive coating, nano metal conducting particles are made into conductive coating spray according to mass ratio 1:8:2 and put into storage compartment, squeeze into again in spray chamber and carry out by spray pipe, the conductive sponge matrix being carried out to the serialization spraying after atomization, form uniform conductive coating on the surface of conductive sponge matrix, the power of atomizer is 20kw, and spraying rate is controlled as 3.0m/min, and the thickness of conductive coating is 0.5 μ m; Then, be cured, dry surface treatment through curing room and drying chamber successively, conductive coating and conductive sponge matrix are combined closely, obtain the black conductive sponge, heater power is 20kw, 110 ℃ of solidification temperatures, 90 ℃ of bake out temperatures; Again, the black conductive sponge carries out cooling processing through cooling chamber, 30 ℃ of chilling temperatures; Finally, by packing after the continuous rolling of winder.
Conductive sponge product effect: color is light evenly, and sheet resistance is 0.60 Ω, and vertical resistor is 0.045 Ω, thickness 3.0mm, aperture 90PPI.
Embodiment 4: according to following steps, produce banded black conductive sponge
At first, the strip-shaped conductive sponge substrate is placed on unreeling machine, the strip-shaped conductive sponge substrate successively through unreeling carrying roller, spraying live-roller, solidify live-roller, dry live-roller, cooling live-roller, rolling carrying roller be wrapped on winder; Then, the conductive sponge base material passes through spray booth, pure water, black conductive coating, nano metal conducting particles are made into conductive coating spray according to mass ratio 1:8:2 and put into storage compartment, squeeze into again in spray chamber and carry out by spray pipe, the conductive sponge matrix being carried out to the serialization spraying after atomization, form uniform conductive coating on the surface of conductive sponge matrix, the power of atomizer is 20kw, and spraying rate is controlled as 5.0m/min, and the thickness of conductive coating is 0.8 μ m; Then, be cured, dry surface treatment through curing room and drying chamber successively, conductive coating and conductive sponge matrix are combined closely, obtain the black conductive sponge, heater power is 20kw, 110 ℃ of solidification temperatures, 90 ℃ of bake out temperatures; Again, the black conductive sponge carries out cooling processing through cooling chamber, 30 ℃ of chilling temperatures; Finally, by packing after the continuous rolling of winder.
Conductive sponge product effect: color is light evenly, and sheet resistance is 0.80 Ω, and vertical resistor is 0.06 Ω, thickness 4.0mm, aperture 100PPI.
Embodiment 5: according to following steps, produce banded black conductive sponge
At first, the strip-shaped conductive sponge substrate is placed on unreeling machine, the strip-shaped conductive sponge substrate successively through unreeling carrying roller, spraying live-roller, solidify live-roller, dry live-roller, cooling live-roller, rolling carrying roller be wrapped on winder; Then, the conductive sponge base material passes through spray booth, pure water, black conductive coating, nano metal conducting particles are made into conductive coating spray according to mass ratio 1:8:2 and put into storage compartment, squeeze into again in spray chamber and carry out by spray pipe, the conductive sponge matrix being carried out to the serialization spraying after atomization, form uniform conductive coating on the surface of conductive sponge matrix, the power of atomizer is 18kw, and spraying rate is controlled as 2.0m/min, and the thickness of conductive coating is 1.0 μ m; Then, be cured, dry surface treatment through curing room and drying chamber successively, conductive coating and conductive sponge matrix are combined closely, obtain the black conductive sponge, heater power is 18kw, 105 ℃ of solidification temperatures, 85 ℃ of bake out temperatures; Again, the black conductive sponge carries out cooling processing through cooling chamber, 25 ℃ of chilling temperatures; Finally, by packing after the continuous rolling of winder.
Conductive sponge product effect: color is light evenly, and sheet resistance is 0.50 Ω, and vertical resistor is 0.04 Ω, thickness 5.0mm, aperture 120PPI.
Claims (7)
1. the process units of the banded black conductive sponge of serialization, it is characterized in that: spray booth (4), curing room (11), drying chamber (15) and cooling chamber (20) successively distribute between unreeling machine (1) and winder (28), spraying live-roller (3), atomizer (7) and spray pipe (8) are installed in spray booth (4), the shower nozzle that connects the spray pipe (8) of atomizer (7) is distributed in the above and below of spraying live-roller (3), and the interior base angle of spray booth (4) connects installs spraying clout collector (6); Install in curing room (11) and solidify live-roller (10) and infrared curing heater (12), the upper and lower of curing live-roller (10) the infrared curing heater (12) that distributes respectively; Install in drying chamber (15) and dry live-roller (19) and infrared drying heater (16), the upper and lower of oven dry live-roller (19) the infrared drying heater (16) that distributes respectively; Cooling live-roller (25), bosh (21) are installed in cooling chamber (20), and cooling live-roller (25) passes through in the middle of bosh (21), and refrigeration machine (24) connects bosh (21); Whole formation process units.
2. the process units of the banded black conductive sponge of serialization according to claim 1, it is characterized in that: install and unreel carrying roller (2) between unreeling machine (1) and spraying live-roller (3), rolling carrying roller (26) is installed between winder (28) and cooling live-roller (25).
3. the process units of the banded black conductive sponge of serialization according to claim 1, is characterized in that: connect on the accumulator that connects atomizer (7) meter (5) is installed.
4. the process units of the banded black conductive sponge of serialization according to claim 1, is characterized in that: the upper setting pressure table (9) of spray booth (4).
5. the process units of the banded black conductive sponge of serialization according to claim 1, it is characterized in that: the upper installation of curing room (11) solidified safety valve (13) and solidification temperature meter (14), the upper installation of drying chamber (15) dried safety valve (17) and bake out temperature meter (18), upper cooling safety valve (22) and the katathermometer (23) installed of cooling chamber (20).
6. the process units of the banded black conductive sponge of serialization according to claim 1, is characterized in that: the upper meter counter (27) of installing of winder (28).
7. the production method of the banded black conductive sponge of serialization, it is characterized in that: at first, the strip-shaped conductive sponge substrate is placed on unreeling machine, the strip-shaped conductive sponge substrate successively through unreeling carrying roller, spraying live-roller, solidify live-roller, dry live-roller, cooling live-roller, rolling carrying roller be wrapped on winder; Then, in spray booth, by atomizer and spray pipe, the conductive sponge matrix is carried out to serialization spray black electrically-conducting paint, on the surface of conductive sponge matrix, form uniform conductive coating; Then, be cured, dry surface treatment through curing room and drying chamber successively, conductive coating and conductive sponge matrix are combined closely, obtain the black conductive sponge; Again, the black conductive sponge carries out cooling processing through cooling chamber; Finally, by packing after the continuous rolling of winder; Wherein, the power of atomizer is 15 ~ 20kw, and heater power is 15 ~ 20kw, 100 ~ 110 ℃ of solidification temperatures, 80 ~ 90 ℃ of bake out temperatures, 20 ~ 30 ℃ of chilling temperatures; The thickness of conductive coating is 0.1 ~ 1.0 μ m.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104174556A (en) * | 2014-05-30 | 2014-12-03 | 安徽丹凤集团桐城玻璃纤维有限公司 | Edge sealing device of electronic cloth |
| CN105384961A (en) * | 2015-12-10 | 2016-03-09 | 安徽开润股份有限公司 | Processing system for preparing mildew-resistant polyurethane sponge, and processing method thereof |
| CN106076758A (en) * | 2016-06-30 | 2016-11-09 | 昆山华航威泰机器人有限公司 | A kind of powdery paints thermosetting equipment |
| CN112090701A (en) * | 2020-09-16 | 2020-12-18 | 中山市安可玻璃防爆膜有限公司 | Large-scale wide width high accuracy coating machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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