CN203877921U - Ultrathin flexible graphite heat-conducting material processing device - Google Patents
Ultrathin flexible graphite heat-conducting material processing device Download PDFInfo
- Publication number
- CN203877921U CN203877921U CN201420129701.0U CN201420129701U CN203877921U CN 203877921 U CN203877921 U CN 203877921U CN 201420129701 U CN201420129701 U CN 201420129701U CN 203877921 U CN203877921 U CN 203877921U
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- China
- Prior art keywords
- conveying belt
- conducting material
- flexible graphite
- material processing
- graphite heat
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- 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.)
- Expired - Lifetime
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 50
- 239000010439 graphite Substances 0.000 title claims abstract description 50
- 239000004020 conductor Substances 0.000 title claims abstract description 23
- 238000012545 processing Methods 0.000 title claims abstract description 18
- 239000012535 impurity Substances 0.000 claims abstract description 31
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 238000007790 scraping Methods 0.000 claims abstract description 10
- 241000196324 Embryophyta Species 0.000 claims description 10
- 241000227287 Elliottia pyroliflora Species 0.000 claims description 9
- 238000009827 uniform distribution Methods 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 abstract description 2
- 238000001035 drying Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 239000007770 graphite material Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910021382 natural graphite Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
Landscapes
- Carbon And Carbon Compounds (AREA)
Abstract
The utility model relates to an ultrathin flexible graphite heat-conducting material processing device, particularly an ultrathin flexible graphite heat-conducting material processing device. Various parts of the ultrathin flexible graphite heat-conducting material processing device are improved, and the improved ultrathin flexible graphite heat-conducting material processing device can be used for efficiently producing small-thickness high-purity graphite paper. The improved ultrathin flexible graphite heat-conducting material processing device sequentially comprises an impurity removal device, a uniform distributor and a rolling unit. The ultrathin flexible graphite heat-conducting material processing device is characterized in that the impurity removal device is provided with three cyclone separation stages, all the stage of cyclone separators are connected through pipelines, and the wind powers of the three stages of cyclone separators sequentially decrease; the uniform distributor comprises a drying collecting box and a second conveyer belt; a scraper plate is arranged above the second conveyer belt and comprises at least two adjustable scraping plates and one adjustable pressure plate; the adjustable scraping plates are arranged in front of the adjustable pressure plate; and the distance between the first adjustable scraping plate and the second conveyer belt is slightly smaller than that between the rear adjustable scraping plate and the conveyer belt. The improved device can accurately control the thickness of the produced flexible graphite heat-conducting material at 0.1-0.02mm with the accuracy of +/- 0.005mm, and the yield is very high.
Description
Technical field
The utility model relates to a kind of ultrathin flexible graphite heat conducting material processing plant, specifically, relates to a kind of ultrathin flexible graphite heat conducting material processing plant.
Background technology
Along with the power density of electron device is more and more higher, the heat sending is at work also more and more, therefore scatterer is had higher requirement, and in a lot of occasions, traditional copper, aluminium radiator have been difficult to be competent at.Graphite material has the advantages such as heat conduction is good, density is low, thereby novel heat radiator will have great development potentiality.Existing foreign study mechanism makes heat radiator by natural graphite and is applied to the field such as notebook computer, liquid-crystal display.Utilize graphite paper thermal conductivity high (more than can reaching 1000W/mK), the feature of heat radiation anisotropy (be laterally longitudinal more than 150 times), can meet different designs demand.
But, soft graphite thermally conductive material is thinner, graphite flake layer structure is tightr, thermal conductivity is higher, for the soft graphite thermally conductive material of heat dissipation of electronic chip, existing 5 grades of calendering soft graphite production units are the soft graphite that is greater than 0.1 millimeter for producing thickness substantially, because product itself is thicker, not high to complete processing and equipment requirements; And produce the soft graphite that thickness is less than 0.05 millimeter, existing equipment can not do moulding product.The present invention includes that natural graphite expansion, Impurity removal, uniform distribution, thickness are accurately controlled, 5 grades of calendaring linkage equipment redesign, ensured that thickness is less than the production of the ultrathin flexible graphite heat conducting material of 0.05 millimeter.
Summary of the invention
The deficiency existing for prior art, the utility model improves the various piece of ultrathin flexible graphite heat conducting material processing plant, after improvement, can produce efficiently thickness little, the graphite paper that purity is high.
For solving the problems of the technologies described above, technical solution adopted in the utility model is, it comprises impurity removal means, uniform distribution device, reduction unit successively, it is characterized in that, impurity removal means is set to three grades of cyclonic separation, every grade of cyclone separator connects by pipeline, and the wind-force of three grades of cyclone separators reduces successively, uniform distribution device comprises dries collection box and the second conveying belt, the second conveying belt top arranges material scraping plate, material scraping plate comprises at least two adjustable scraper plates and a pressure-adjustable plate, adjustable scraper plate is arranged on the front of pressure-adjustable plate, and the distance between the first adjustable scraper plate and the second conveying belt is slightly less than the distance between adjustable scraper plate and conveying belt below, distance between adjustable scraper plate and pressure-adjustable plate and conveying belt is set to 2-10 millimeter, dry collection box and comprise casing, opening for feed is set on casing, the bottom of casing arranges the first conveying belt, the first conveying belt extends to outside casing, gear tooth is evenly set on the first conveying belt, the initiating terminal of corresponding second conveying belt of end of the first conveying belt.
Optimally, every grade of cyclone separator is set to doline, and upper end is set to impurity outlet, and the lower end of front two-stage is set to pipeline opening and is connected with the opening for feed of next stage cyclone separator, and the lower end of last step cyclone separator is set to discharge port.
Optimally, the first conveying belt goes out the corresponding conveying belt in casing place fender plate is set.
Optimally, every grade of cyclone separator is set to doline, and upper end is set to impurity outlet, and the lower end of front two-stage is set to pipeline opening and is connected with the opening for feed of next stage cyclone separator, and the lower end of last step cyclone separator is set to discharge port.
Optimally, the roll of reduction unit arranges Wimet sleeve outward, and axle sleeve is set to copper bush.
Optimally, the cylindricity of roll and copper bush is set to 1 ~ 3 micron, and surfaceness is set to RA0.8 ~ RA1.1.
Graphite after expansion is fluffy state, together with impurity is often adhered with the graphite after expanding, utilizes the strength of wind can be easy to carry, and in cyclone, heavy impurity inertia is large, gets rid of to outside wall surface and separates, thereby reach the object of separating impurity; But because the graphite after expanding is fluffy, together with being often adhered with impurity, one-level cyclonic separation is difficult to reach purity requirement, the utlity model has following advantage and useful technique effect: one-level cyclonic separation: regulate wind-force, generally high-power, clearance is high, can remove most mica impurity, and graphite purity reaches 95%; Secondary cyclonic separation: wind-force is medium, graphite purity reaches 98%; Three grades of cyclonic separation: wind-force is little, graphite purity reaches 99.5%, according to the actual requirements, can adjust wind-force size, or the progression of increase and decrease cyclonic separation, to reach the purity requirement of the rear graphite that expands; The uniform distribution device of the technical program can make the cloth of graphite very even, and when being then rolled, rolling graphite paper thickness is out also very even, has improved the yield rate of graphite paper.
By above-mentioned equipment improvement, the soft graphite thermally conductive material thickness of producing can accurately be controlled between 0.1 ~ 0.02 millimeter, and precision control is ± 0.005 millimeter, and yield rate is very high.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
1. one-level cyclone separator; 2. secondary cyclonic separation; 3. three grades of cyclonic separation; 4. opening for feed; 5..6.7. impurity outlet; 8. discharge port; 17.9.10-adjustable scraper plate, 11-pressure-adjustable plate, 12-gear tooth, 13. are dried collection box, 14. expanded graphites, 15. first conveying belt, 16. second conveying belt, 18. fender plates, 19. roll shop building distances.
Embodiment
Embodiment 1:
The present embodiment technical solution adopted in the utility model is, it comprises impurity removal means, uniform distribution device, reduction unit successively, impurity removal means is set to three grades of cyclonic separation, and every grade of cyclone separator connects by pipeline, and the wind-force of three grades of cyclone separators reduces successively, uniform distribution device comprises dries collection box 13 and the second conveying belt 16, the second conveying belt 16 tops arrange material scraping plate, material scraping plate comprises at least two adjustable scraper plates and a pressure-adjustable plate 11, adjustable scraper plate is arranged on the front of pressure-adjustable plate 11, and the distance between the first adjustable scraper plate and the second conveying belt 16 is slightly less than the distance between adjustable scraper plate and the second conveying belt 16 below, distance between adjustable scraper plate and pressure-adjustable plate 11 and the second conveying belt 16 is set to 2-10 millimeter, dry collection box 13 and comprise casing, opening for feed is set on casing, the bottom of casing arranges the first conveying belt 15, the first conveying belt 15 extends to outside casing, gear tooth 12 is evenly set on the first conveying belt 15, the initiating terminal of corresponding second conveying belt 16 of end of the first conveying belt 15.Every grade of cyclone separator is set to doline, and upper end is set to impurity outlet, and the lower end of front two-stage is set to pipeline opening and is connected with the opening for feed of next stage cyclone separator, and the lower end of last step cyclone separator is set to discharge port.The first conveying belt 15 goes out the corresponding conveying belt in casing place fender plate 18 is set.Every grade of cyclone separator is set to doline, and upper end is set to impurity outlet, and the lower end of front two-stage is set to pipeline opening and is connected with the opening for feed of next stage cyclone separator, and the lower end of last step cyclone separator is set to discharge port.The roll of reduction unit arranges Wimet sleeve outward, and axle sleeve is set to copper bush.The cylindricity of roll and copper bush is set to 1 ~ 3 micron, and surfaceness is set to RA0.8 ~ RA1.1 cyclone separator 3, and impurity blows out from impurity outlet 7, and last graphite flows out from the discharge port 8 of last step, is finished product.
As shown in Figure 1, the mechanism of flexible graphite material impurity removal means of the present utility model is such, first from the opening for feed 4 of one-level cyclone separator 1, raw material is put into the first cyclone separator 1, the first cyclone separator 1 acts on, impurity blows out from impurity outlet 5, remaining graphite enters into secondary cyclone separator 2 from the pipeline of lower end, separate again, impurity blows out from impurity outlet 6, and then enter three grades of cyclone separators 3, impurity blows out from impurity outlet 7, last graphite flows out to uniform distribution device from the discharge port 8 of last step, the expanded graphite 14 with certain temperature after expansion is dried collection box 1 from entering expanded graphite with the opening for feed of discharge port 8 correspondences of impurity removal means, certain temperature makes graphite keep loose preferably, . toothed the first conveying belt 15 is under the effect of fender plate 18, and even, continuous is transported to expanded graphite 14 on the second conveying belt 16, expanded graphite 14 on the second conveying belt 16 strikes off step by step under the effect of adjustable scraper plate 17,9,10, wherein, distance between adjustable scraper plate 17 and the second conveying belt 16 is slightly less than the distance between adjustable scraper plate 9,10 and conveying belt, so just can ensure that expanded graphite 14 maintains even, continuous being fed forward, under the effect of inclination pressure-adjustable plate 11, fluffy expanded graphite attenuation, forms continuous band, enters next step roll compaction, finally forms soft graphite thermally conductive material, distance between fender plate 18, adjustable scraper plate 17,9,10 and conveying belt can regulate according to the thickness of product.The gear precession control ratio of reduction unit is set to 1000, i.e. gear Controlling System precession distance 4 is 10 millimeters, and corresponding roll shop building is apart from 0.01 millimeter of 19 actual precession.
The cylindricity of the present embodiment roll and copper bush is set to 1 micron, and surfaceness is set to RA0.8.
Embodiment 2:
The difference of the present embodiment and embodiment 1 is, the cylindricity of the present embodiment roll and copper bush is set to 2 microns, and surfaceness is set to RA1.0.
Embodiment 3:
The difference of the present embodiment and embodiment 1 is, the cylindricity of the present embodiment roll and copper bush is set to 3 microns, and surfaceness is set to RA1.1.
The above, be only to preferred embodiment of the present invention, is not that the present invention is done to other forms of restriction, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every the present invention program's content that do not depart from, to any simple modification made for any of the above embodiments, equivalent variations and remodeling, still belongs to protection scope of the present invention according to technical spirit of the present invention.
Claims (6)
1. a ultrathin flexible graphite heat conducting material processing plant, it comprises impurity removal means, uniform distribution device, reduction unit successively, it is characterized in that, impurity removal means is set to three grades of cyclonic separation, every grade of cyclone separator connects by pipeline, and the wind-force of three grades of cyclone separators reduces successively, uniform distribution device comprises dries collection box and the second conveying belt, the second conveying belt top arranges material scraping plate, material scraping plate comprises at least two adjustable scraper plates and a pressure-adjustable plate, adjustable scraper plate is arranged on the front of pressure-adjustable plate, and the distance between the first adjustable scraper plate and the second conveying belt is slightly less than the distance between adjustable scraper plate and conveying belt below, distance between adjustable scraper plate and pressure-adjustable plate and conveying belt is set to 2-10 millimeter, dry collection box and comprise casing, opening for feed is set on casing, the bottom of casing arranges the first conveying belt, the first conveying belt extends to outside casing, gear tooth is evenly set on the first conveying belt, the initiating terminal of corresponding second conveying belt of end of the first conveying belt.
2. ultrathin flexible graphite heat conducting material processing plant according to claim 1, it is characterized in that: every grade of cyclone separator is set to doline, upper end is set to impurity outlet, the lower end of front two-stage is set to pipeline opening and is connected with the opening for feed of next stage cyclone separator, and the lower end of last step cyclone separator is set to discharge port.
3. ultrathin flexible graphite heat conducting material processing plant according to claim 1, is characterized in that: the first conveying belt goes out the corresponding conveying belt in casing place fender plate is set.
4. ultrathin flexible graphite heat conducting material processing plant according to claim 1, it is characterized in that: every grade of cyclone separator is set to doline, upper end is set to impurity outlet, the lower end of front two-stage is set to pipeline opening and is connected with the opening for feed of next stage cyclone separator, and the lower end of last step cyclone separator is set to discharge port.
5. ultrathin flexible graphite heat conducting material processing plant according to claim 1, is characterized in that: the roll of reduction unit arranges Wimet sleeve outward, and axle sleeve is set to copper bush.
6. ultrathin flexible graphite heat conducting material processing plant according to claim 5, is characterized in that: the cylindricity of roll and copper bush is set to 1 ~ 3 micron, and surfaceness is set to RA0.8 ~ RA1.1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420129701.0U CN203877921U (en) | 2014-03-21 | 2014-03-21 | Ultrathin flexible graphite heat-conducting material processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420129701.0U CN203877921U (en) | 2014-03-21 | 2014-03-21 | Ultrathin flexible graphite heat-conducting material processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203877921U true CN203877921U (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420129701.0U Expired - Lifetime CN203877921U (en) | 2014-03-21 | 2014-03-21 | Ultrathin flexible graphite heat-conducting material processing device |
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| Country | Link |
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| CN (1) | CN203877921U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116288994A (en) * | 2023-04-26 | 2023-06-23 | 吴江市雪洋化纤有限公司 | Short fiber cleaning and collecting device |
-
2014
- 2014-03-21 CN CN201420129701.0U patent/CN203877921U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116288994A (en) * | 2023-04-26 | 2023-06-23 | 吴江市雪洋化纤有限公司 | Short fiber cleaning and collecting device |
| CN116288994B (en) * | 2023-04-26 | 2023-11-24 | 吴江市雪洋化纤有限公司 | Short fiber cleaning and collecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266000 Taixing Road, Meihua Mountain Industrial Park, Laixi City, Qingdao City, Shandong Province Patentee after: QINGDAO NANSHU TISING TECHNOLOGY CO.,LTD. Address before: 266000 Taixing Road, Meihua Mountain Industrial Park, Laixi City, Qingdao City, Shandong Province Patentee before: QINGDAO NANSHU TISING GRAPHITE PRODUCT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |
|
| CX01 | Expiry of patent term |