CN205167756U - Covering honeycomb sandwich board - Google Patents
Covering honeycomb sandwich board Download PDFInfo
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- CN205167756U CN205167756U CN201520780841.9U CN201520780841U CN205167756U CN 205167756 U CN205167756 U CN 205167756U CN 201520780841 U CN201520780841 U CN 201520780841U CN 205167756 U CN205167756 U CN 205167756U
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Abstract
The utility model discloses a covering honeycomb sandwich board, include and glue and lower covering from last covering, upper surface glue, honeycomb sandwich, lower surface to setting gradually down, lower surface profile that the upper surface was glued with honeycomb sandwich's last surface profile corresponds unanimously, last surface profile that the lower surface was glued and honeycomb sandwich's lower surface profile corresponds unanimously. The utility model discloses a covering honeycomb sandwich board, light, with low costs, covering and honeycomb sandwich closely laminates, the reliability high.
Description
Technical field
The utility model belongs to Composite Sandwich Plates field, particularly relates to a kind of covering honeycomb sandwich board.
Background technology
Covering honeycomb sandwich board is the skin material strong by two layers of thin, therebetween thick layer and extremely light honeycomb core composition.Covering requires Bao Erqiang, and it is the main part of the force of sandwich.Honeycomb core, according to the difference of material, can be divided into paper honeycomb, glass cloth honeycomb, cotton honeycomb and aluminum alloy honeycomb etc., and it plays a part to connect and support covering in sandwich.The maximum feature of this kind of material is light weight, specific strength and specific stiffness high.Because honeycomb sandwich board has excellent electrical insulating property and saturating Electromagnetic performance and outstanding sound-insulating and heat-insulating and the feature such as moistureproof, be widely used in the fields such as Aero-Space, shipbuilding industry and building industry.
Conventional covering honeycomb sandwich board is because adhesive glue weight accounting is relatively little, coating processes is difficult to control, and thus current coating technique is all by applying whole glue or whole glued membrane makes honeycomb core and covering bonding.But along with some special dimensions are to the further demand of light weight, the preparation method of existing covering honeycomb sandwich board is difficult to meet growth requirement.Such as, covering honeycomb sandwich board be used for high-altitude vehicle flexible solar battery support and heat shield liner at the bottom of time, higher to weight demands, covering and honeycomb core will select lighting material, the adhesive glue weight accounting of conventional coating processes is excessive, the weight of whole glue or whole glued membrane has even exceeded honeycomb core and the total weight of covering, can not meet the requirement of special dimension to covering honeycomb sandwich board light weight.Therefore, be badly in need of improving coating processes.
Utility model content
The technical problems to be solved in the utility model overcomes the deficiencies in the prior art, provides that a kind of lightweight, cost are low, covering and cellular sandwich fits tightly, reliability is high covering honeycomb sandwich board.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of covering honeycomb sandwich board, comprise the upper covering, upper surface glue, cellular sandwich, lower surface glue and the lower covering that set gradually from top to bottom, the underside shape of described upper surface glue is corresponding consistent with the upper surface shape of described cellular sandwich, and the upper surface shape of described lower surface glue is corresponding consistent with the underside shape of described cellular sandwich.
Above-mentioned covering honeycomb sandwich board, preferably, the thickness of described upper surface glue is 0.01mm ~ 2mm, and the thickness of described lower surface glue is 0.01mm ~ 2mm.
Above-mentioned covering honeycomb sandwich board, preferably, described upper surface glue is made up through curing molding of the one in epoxide-resin glue, instant glue, anaerobism glue, UV glue, PUR or latex class.
Above-mentioned covering honeycomb sandwich board, preferably, described lower surface glue is made up through curing molding of the one in epoxide-resin glue, instant glue, anaerobism glue, UV glue, PUR or latex class.
Above-mentioned covering honeycomb sandwich board, preferably, described upper covering is the one in PET film, ETFE film, PVC film or PTFE film.
Above-mentioned covering honeycomb sandwich board, preferably, described lower covering is the one in PET film, ETFE film, PVC film or PTFE film.
Above-mentioned covering honeycomb sandwich board, preferably, the thickness of described upper covering is 0.01mm ~ 1mm, and the thickness of described lower covering is 0.01mm ~ 1mm.
Above-mentioned covering honeycomb sandwich board, preferably, described cellular sandwich is the one in paper honeycomb, glass cloth honeycomb, cotton honeycomb or aluminum alloy honeycomb, and the height of described cellular sandwich is 2mm ~ 50mm.
Above-mentioned covering honeycomb sandwich board, preferably, hole, cylindricality room composition identical sized by described cellular sandwich, the cross section in hole, room is polygon.
Compared with prior art, the utility model has the advantage of:
1, covering honeycomb sandwich board of the present utility model, the underside shape of upper surface glue is corresponding consistent with the upper surface shape of cellular sandwich, the upper surface shape of lower surface glue is corresponding consistent with the underside shape of cellular sandwich, namely only to distribute glue at cellular sandwich and upper and lower covering contact site, both avoided at cellular sandwich hollow region cloth glue, make covering battenboard glue consumption reduce by more than 90%, while greatly reducing covering battenboard weight, also greatly reduce cost; In turn ensure that the close adhesion of upper and lower covering and cellular sandwich, namely ensure that the reliability of covering cellular sandwich plate hight.
Accompanying drawing explanation
Fig. 1 is the sectional view of the covering honeycomb sandwich board in the utility model embodiment 1.
Fig. 2 is the perspective view of the covering honeycomb sandwich board in the utility model embodiment 1.
Fig. 3 is the roll-on device schematic diagram in the utility model embodiment 1.
Number in the figure illustrates:
1, cellular sandwich; 2, upper surface glue; 3, lower surface glue; 4, upper covering; 5, lower covering; 6, roller; 7, epoxide-resin glue; 8, glue groove.
Detailed description of the invention
Below in conjunction with Figure of description and concrete preferred embodiment, the utility model is further described, but does not therefore limit protection domain of the present utility model.
embodiment 1:
As depicted in figs. 1 and 2, a kind of covering honeycomb sandwich board of the present utility model, comprise the upper covering 4, upper surface glue 2, cellular sandwich 1, lower surface glue 3 and the lower covering 5 that set gradually from top to bottom, wherein, the underside shape of upper surface glue 2 is corresponding consistent with the upper surface shape of cellular sandwich 1, and the upper surface shape of lower surface glue 3 is corresponding consistent with the shape of cellular sandwich 1 lower surface.Namely only to distribute glue at cellular sandwich and upper and lower covering contact site, both avoided at cellular sandwich hollow region cloth glue, make covering battenboard glue consumption reduce by more than 90%, while greatly reducing covering battenboard weight, also greatly reduce cost; In turn ensure that the close adhesion of upper and lower covering and cellular sandwich, namely ensure that the reliability of covering cellular sandwich plate hight.
In the present embodiment, upper surface glue 2 be epoxide-resin glue through curing molding, the thickness of upper surface glue 2 is 0.05mm.
In the present embodiment, lower surface glue 3 be epoxide-resin glue through curing molding, the thickness of lower surface glue 3 is 0.05mm.
In the present embodiment, upper covering 4 is PET film, and the thickness of upper covering 4 is 0.03mm.
In the present embodiment, lower covering 5 is PET film, and the thickness of lower covering 5 is 0.03mm.
In the present embodiment, cellular sandwich 1 is cross section, hole, multiple room is the paper honeycomb that the identical hole, cylindricality room of hexagonal size is formed, the height of cellular sandwich 1 is 5mm, the shape that cellular sandwich 1 upper surface and upper covering 4 contact portion are formed is the upper surface shape of cellular sandwich 1, the shape that cellular sandwich 1 lower surface and lower covering 5 contact portion are formed is the shape of cellular sandwich 1 lower surface, and the upper surface shape of cellular sandwich 1 is identical with the shape of cellular sandwich 1 lower surface.
A preparation method for the covering honeycomb sandwich board of above-mentioned the present embodiment, comprises the following steps:
(1) by the lower surface of epoxide-resin glue 7 roller coating at cellular sandwich 1; As shown in Figure 3, controlling glue groove 8 with the spacing of roller 6 is 0.08mm, the epoxide-resin glue 7 that viscosity is 6000MPas is injected in glue groove 8, epoxide-resin glue 7 in glue groove 8 is evenly dripped on the roller 6 below it, scroll wheel 6, the rolling speed of roller 6 is 0.2m/s, makes the epoxide-resin glue 7 on roller 6 evenly be coated in the lower surface of cellular sandwich 1, and final cellular sandwich 1 lower surface gluing thickness is 0.05mm.
(2) lower surface of the cellular sandwich 1 of lower surface roller coating epoxide-resin glue is contacted with lower covering 5, and compacting makes the lower surface of cellular sandwich 1 and lower covering 5 pre-bonded;
(3) by the upper surface of epoxide-resin glue 7 roller coating at cellular sandwich 1; As shown in Figure 3, controlling glue groove 8 with the spacing of roller 6 is 0.08mm, the epoxide-resin glue 7 that viscosity is 6000MPas is injected in glue groove 8, epoxide-resin glue 7 in glue groove 8 is evenly dripped on the roller 6 below it, scroll wheel 6, the rolling speed of roller 6 is 0.2m/s, makes the epoxide-resin glue 7 on roller 6 evenly be coated in the upper surface of cellular sandwich 1; Final honeycomb core upper surface gluing thickness is 0.05mm.
(4) upper surface of the cellular sandwich 1 of upper surface roller coating epoxide-resin glue is contacted with upper covering 4, and compacting makes the upper surface of cellular sandwich 1 and upper covering 4 pre-bonded, obtains covering honeycomb sandwich board preform;
(5) step (4) gained covering honeycomb sandwich board preform is heating and curing, the epoxide-resin glue 7 of lower surface roller coating is solidified and obtains lower surface glue 3, the epoxide-resin glue 7 of upper surface roller coating is solidified and obtains upper surface glue 2, described in the temperature that is heating and curing be 100 DEG C, obtain covering honeycomb sandwich board.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment.All technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It is noted that for those skilled in the art, the improvements and modifications under the prerequisite not departing from the utility model principle, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. a covering honeycomb sandwich board, comprise the upper covering, upper surface glue, cellular sandwich, lower surface glue and the lower covering that set gradually from top to bottom, it is characterized in that, the underside shape of described upper surface glue is corresponding consistent with the upper surface shape of described cellular sandwich, and the upper surface shape of described lower surface glue is corresponding consistent with the underside shape of described cellular sandwich.
2. covering honeycomb sandwich board according to claim 1, is characterized in that, the thickness of described upper surface glue is 0.01mm ~ 2mm, and the thickness of described lower surface glue is 0.01mm ~ 2mm.
3. covering honeycomb sandwich board according to claim 1 and 2, is characterized in that, described upper surface glue is made up through curing molding of the one in epoxide-resin glue, instant glue, anaerobism glue, UV glue, PUR or latex class.
4. covering honeycomb sandwich board according to claim 1 and 2, is characterized in that, described lower surface glue is made up through curing molding of the one in epoxide-resin glue, instant glue, anaerobism glue, UV glue, PUR or latex class.
5. covering honeycomb sandwich board according to claim 1, is characterized in that, described upper covering is the one in PET film, ETFE film, PVC film or PTFE film.
6. covering honeycomb sandwich board according to claim 1, is characterized in that, described lower covering is the one in PET film, ETFE film, PVC film or PTFE film.
7. the covering honeycomb sandwich board according to claim 5 or 6, is characterized in that, the thickness of described upper covering is 0.01mm ~ 1mm, and the thickness of described lower covering is 0.01mm ~ 1mm.
8. covering honeycomb sandwich board according to claim 1 and 2, is characterized in that, described cellular sandwich is the one in paper honeycomb, glass cloth honeycomb, cotton honeycomb or aluminum alloy honeycomb, and the height of described cellular sandwich is 2mm ~ 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520780841.9U CN205167756U (en) | 2015-10-10 | 2015-10-10 | Covering honeycomb sandwich board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520780841.9U CN205167756U (en) | 2015-10-10 | 2015-10-10 | Covering honeycomb sandwich board |
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| Publication Number | Publication Date |
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| CN205167756U true CN205167756U (en) | 2016-04-20 |
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| CN201520780841.9U Active CN205167756U (en) | 2015-10-10 | 2015-10-10 | Covering honeycomb sandwich board |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105172280A (en) * | 2015-10-10 | 2015-12-23 | 中国电子科技集团公司第四十八研究所 | Skin honeycomb-core board and preparing method thereof |
| CN108533589A (en) * | 2018-03-19 | 2018-09-14 | 中国南方航空股份有限公司 | A kind of adhering method in metal noise-reducing structure extension splicing face |
-
2015
- 2015-10-10 CN CN201520780841.9U patent/CN205167756U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105172280A (en) * | 2015-10-10 | 2015-12-23 | 中国电子科技集团公司第四十八研究所 | Skin honeycomb-core board and preparing method thereof |
| CN105172280B (en) * | 2015-10-10 | 2018-09-25 | 中国电子科技集团公司第四十八研究所 | Covering honeycomb sandwich board and preparation method thereof |
| CN108533589A (en) * | 2018-03-19 | 2018-09-14 | 中国南方航空股份有限公司 | A kind of adhering method in metal noise-reducing structure extension splicing face |
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