CN202685398U - Honeycomb panel - Google Patents
Honeycomb panel Download PDFInfo
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- CN202685398U CN202685398U CN 201220272400 CN201220272400U CN202685398U CN 202685398 U CN202685398 U CN 202685398U CN 201220272400 CN201220272400 CN 201220272400 CN 201220272400 U CN201220272400 U CN 201220272400U CN 202685398 U CN202685398 U CN 202685398U
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- composite pipe
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Abstract
The utility model discloses a honeycomb panel, comprising a honeycomb core material layer constituted by multiple dual-layer composite tubes and plane material layers compounded on the upper and lower surfaces of the core material layer, the outer layers of adjacent clingy dual-layer composite tubes are adhered together, and the end surfaces at the inner layers of the adjacent clingy dual-layer composite tubes are melted to form a fillet. By adopting the technical scheme, the honeycomb panel has the advantages that the panel strength is high, the area is large, the consistency is good, the technique is simple and reasonable, the quality is stable and reliable, the manufacturing is convenient, the generality is good, and the production cost is low.
Description
Technical field
The utility model belongs to the cellular material field, relates in particular to a kind of cellular board.
Background technology
In resource and more and more nervous modern times of the energy, cellular material is a kind of advantageous material, because it has the advantage of high-strength light, can save a large amount of raw material.The comb core material of using at present comparative maturity is aluminium honeycomb and paper honeycomb, but the higher price of aluminium honeycomb intensity and weight are also higher, are mainly used in aviation field; Paper honeycomb because of its mainly adopt to be that hot setting adhesive infiltrates bonding, the thickness of honeycomb core can not be done too thickly, intensity is also lower, is mainly used in packaging field.The honeycomb that uses thermoplastic to make, in physical property good lifting is arranged, impact resistance improves greatly, and that thermoplastic itself has is recyclable, waterproof, the advantage such as corrosion-resistant, can be widely used in the fields such as building materials, railway carriage or compartment car, automobile, decoration, kitchen tools, replacing all kinds of sheet material (such as density board, plastic plate, cement plate, stone plate) etc., is the development priority of structural material in recent years.Cellular thermoplastic is a kind of high-strength light, durable corrosion-resistant, callable environment-friendly materials.
The manufacture method of cellular thermoplastic mainly contains plastic uptake type honeycomb and pipe splice type honeycomb etc. at present.
Plastic uptake honeycomb comparatively speaking technology controlling and process is compact, and production cost is lower, but the relative pipe splice type of its intensity honeycomb will hang down, and is subject to the impact of plastic uptake typing, and the height of its honeycomb core can not be too high, generally about 8mm.WO2008141688A2 discloses a kind of manufacture method of plastic uptake cellular board.It is to form by operations such as plastic uptake, folding, hot pressing, and this method automaticity is higher, but as above said, its specific strength is relatively low, and the height of honeycomb core can not be adjusted arbitrarily.
The tubular type honeycomb core be by extruder squeeze by, stretching forms pipe, and through pipe being carried out the operation compositions such as fixed length cutting, boundling, bonding, cutting.Because direction is subject to stretching its thermoplastic macromolecule material, orientations extruding, so longitudinal strength is very strong, thereby has better resistance to compression erosion-resisting characteristics.But the technique relative complex of tubular type honeycomb needs a large amount of long tube boundlings, and applying adhesive forms.CN16344699A discloses a kind of method that pipe is led to arrangement, floods gluing, and this method is too large to adhesive liquid quantity consumption, and coating technique is the relative complex effort also.CN1634701A has also mentioned a kind of by the method to the coated adhesive of pipe, and its basic principle is the same, also is a large amount of adhesive stripe-coating.These methods are not the very economical material benefits, have improved the cost of manufacture of honeycomb, are unfavorable for the popularization of cellular material.US Patent No. 5032208 discloses a kind of forming method of tubular type honeycomb, the characteristics of this method are behind the pipe boundling, mode by a kind of hot line cutting, the end sections of pipe is bonded together, thereby pipe is sticked together and then forms the cellular material with certain area, but the circular tube end face glue knurl volume that the mode of cutting by heated filament forms is very little, adhesive strength is less, and neither be firm especially by the way that the boundling frame is fixed together pipe, because the hollow and easy rolling of pipe, pipe is unavoidable shake or slip in the process of cutting vibrating, be difficult to form very uniform and stable honeycomb bonding end face glue knurl, thereby the adhesive strength between the pipe is little in actual production, is difficult to make the larger area cellular material.US Patent No. 5683782 discloses a kind of production method of tubular type honeycomb, evenly be coated with at the ectonexine of pipe by multi-layer co-extruded mode and be covered with thermoplasticity response type adhesive, by the boundling frame pipe boundling is formed honeycomb ceramics again, then pass through the mode of heating, pipe all is bonded together, so really, can make honeycomb ceramics form preferably intensity, but in the actual production, owing to used reactive resin, all there is a lot of difficult points in the control of the temperature and time of reaction, thereby the very difficult control of the quality of production, the adhesive strength of cellular material and production Area comparison are limited.Publication number is that the patent documentation of CN102328464A also discloses with said method and similarly adopts two-layer compound pipe manufacturer cellular material, has equally the Similar Problems such as adhesive strength and production size be limited.
When producing large-sized thermoplasticity tubular type honeycomb, prior art all is difficult to accomplish, particularly at fabric width at the sheet material more than 2 meters, length surpasses 3 meters sheet material.In the time must using the honeycomb board of super wide overlength, present solution is to realize by two of the bridge joints such as aluminium alloy extrusions or glass fiber reinforced plastic shapes or plastic material or the little cellular board of polylith.The method complex process should be used the higher section bar of price, increase working procedure again, also will prevent from leaking etc., and in use, the bridge joint place often is again stress raiser that the destruction of material often from here on.If there is a kind of method can realize quickly and efficiently the manufacturing of large, honeycomb plate, then the problems referred to above are readily solved.
Summary of the invention
In order to solve above-mentioned technical problem, the purpose of this utility model provides a kind of cellular board, has the advantages such as timber intensity height, area are large, high conformity and technique advantages of simple, steady quality is reliable, easily manufactured, versatility is good, production cost is low.
To achieve the above object, the utility model has adopted following technical scheme:
A kind of cellular board, comprise by many double-layer composite pipes and consist of cellular core layer and the facestock layer that is compounded in core layer upper and lower surface, the skin of the adjacent double-layer composite pipe of being close to bonds together, and the end face fusion of the adjacent two-layer compound inner tube layer of being close to forms the glue knurl.
As preferably, the rounded or hexagon of the cross section of described double-layer composite pipe.
As preferably, described glue knurl thickness is 1 to 10mm.
As preferably, described glue knurl is hexagon.
The preparation method of above-mentioned cellular board comprises the steps:
1) make double-layer composite pipe, the internal layer of double-layer composite pipe is the materials with high melting point layer, and the skin of double-layer composite pipe is the low melting material layer, and the fusing point of low melting material layer is lower than the fusing point of materials with high melting point layer;
2) with many double-layer composite pipe ordered arrangement boundlings, make the skin fusing of double-layer composite pipe and internal layer does not melt by heating, thereby the skin of the adjacent double-layer composite pipe of being close to is bonded and forms honeycomb ceramics after the cooling;
3) thus obtain tabular monolith substrate along the cross section heated filament of double-layer composite pipe cutting honeycomb ceramics;
4) in the same plane some monolith substrate of amalgamation by to end face with the bottom surface carries out hot pressing so that the end face fusion of the adjacent two-layer compound inner tube layer of being close to forms the glue knurl, thereby obtain cellular board.
The technical program, at first carry out the double-layer coextrusion multiple tube, then through boundling, the hot blast bonding, after the cooling cutting, obtain the monolith substrate of same size and specification, then the limit alignment of two or polylith cellular board is pieced together to together, then fall the top layer plastics of the about 1-2 millimeter in monolith substrate top layer by hot melt, and apply surface pressure the top layer of honeycomb is bonded together, namely formed hexagonal glue knurl after the cooling, the intensity of this glue knurl is very high, much larger than the cohesive force between the tube and tube of honeycomb inside, thereby formed a bulk of cellular board, in this way, but continuity ground is spliced into the large plate of endless with the plastic honeycomb platelet, and adhesive strength is high.
As preferably, the materials with high melting point layer of described double-layer composite pipe is the thermoplastics such as PP, PE, PET, PVC, PA or PPS, and fusing point is 180～220 ℃; The low melting material layer of described double-layer composite pipe is EVA type PUR or PE type PUR, and fusing point is 120～160 ℃.
As preferably, the cross section of described double-layer composite pipe is rounded, hexagon or other regular polygons.
As preferably, in the cellular board of moulding bulk, can also stick at the upper and lower surface of honeycomb the fabric plane materiels such as nonwoven, glass-fiber-fabric, blending glass-fiber-fabric, play humidification, namely when hot pressing is carried out in monolith substrate end face and bottom surface, paste Compound Fabric matter plane materiel.The hot-press equipment here can be the pulley type press, also can be the steel band type press, can also be PTFE band press.In order to guarantee the hot pressing effect, frame is solid around can first a plurality of monolith substrate of amalgamation being undertaken by framework before hot pressing, also can use mechanical external force to press close to and strength jam-packed a little monolith substrate is parallel on direction of advance.
Further preferred, in the described step 4), the hot pressing of upper and lower two layers of cloth matter plane materiel is compounded in end face and the bottom surface of monolith substrate by upper and lower warm-up mill.
As preferably, described step 2) in, by the boundling framework many double-layer composite pipes is arranged boundling, send Hot-blast Heating to make its outer fusing by hot-air oven along the axis direction of double-layer composite pipe.Make hot blast from an end advance, another brings out, and the honeycomb ceramics Quick uniform is heated.
As preferably, in the described step 3), by the electric heating wire honeycomb ceramics is cut, following in electric heating wire back has a ganoid sheet metal.In the cutting process, the electric heating wire melts close honeycomb ceramics material, and the sheet metal of follow-up then pushes cooling to the material that melts at once, plays the effect of separation.
The utility model is owing to adopted above technical scheme, form honeycomb ceramics by the double-layer composite pipe heat bonding, by cutting forms monolith substrate to honeycomb ceramics, monolith substrate is carried out hot pressing makes its top layer fusing form the glue knurl, this glue knurl volume is large and bonding strength is very high, cuts the bonding strength of the surperficial little glue knurl of formation far above the adhesive strength between the tubing skin or heated filament.For the less honeycomb board of area requirements, can carry out hot pressing to single monolith substrate obtains, for the larger honeycomb board of area requirements, carry out hot pressing after can being adjacent to by a plurality of monolith substrate amalgamations and obtain, can obtain in theory unlimited large-area sheet material.The utlity model has the advantages such as timber intensity height, area are large, high conformity and technique advantages of simple, steady quality is reliable, easily manufactured, versatility is good, production cost is low.The utility model cellular board can realize that it is in the expansion in function and application field by other sheet materials such as compound nonwoven cloth, glass fabric, metallic plate, wood flour board, PLASTIC LAMINATED, marble slab again.
Description of drawings
Fig. 1 is the structural representation of double-layer composite pipe;
Fig. 2 is the structural representation of boundling step;
Fig. 3 is the structural representation of cutting step;
Fig. 4 is the schematic diagram that is formed sheet material by monolith substrate;
Fig. 5 is the structural representation of heat-press step;
Fig. 6 is the A-A cutaway view of Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is made a detailed explanation.
Embodiment 1:
Such as Fig. 4, a kind of cellular board shown in Figure 6, comprise by many double-layer composite pipes 1 and consist of cellular core layer and the facestock layer that is compounded in the core upper and lower surface, the skin 12 of the adjacent double-layer composite pipe of being close to 1 bonds together, and the end face fusion of the adjacent double-layer composite pipe of being close to 1 internal layer 11 forms glue knurl 71.Described glue knurl 71 thickness are 1 to 10mm.
The preparation method of above-mentioned cellular board comprises the steps:
1) make double-layer composite pipe 1, as shown in Figure 1, the internal layer of double-layer composite pipe 1 is materials with high melting point layer 11, and the skin of double-layer composite pipe 1 is low melting material layer 12, and the fusing point of low melting material layer 12 is lower than the fusing point of materials with high melting point layer 11;
2) with many double-layer composite pipes 1 ordered arrangement boundling, make the skin fusing of double-layer composite pipe 1 and internal layer does not melt by heating, thereby the skin of the adjacent double-layer composite pipe of being close to 1 is bonded and forms honeycomb ceramics 3 after the cooling; Wherein, as shown in Figure 2, arrange boundling by 2 pairs of many double-layer composite pipes 1 of boundling framework, send Hot-blast Heating to make its outer fusing by hot-air oven along the axis direction of double-layer composite pipe 1.
3) thus obtain tabular monolith substrate 6 along the cross section heated filament of double-layer composite pipe 1 cutting honeycomb ceramics 3;
Wherein, as shown in Figure 3, cut by 4 pairs of honeycomb ceramics 3 of electric heating wire, in electric heating wire 4 back with a ganoid sheet metal 5 arranged, in the cutting process, the electric heating wire melts close honeycomb ceramics material, and the sheet metal of follow-up then pushes cooling to the material that melts at once, plays the effect of separation.
4) such as Fig. 4, shown in Figure 6, in the same plane some monolith substrate 6 of amalgamation by to end face with the bottom surface carries out hot pressing so that the end face fusion of the adjacent double-layer composite pipe of being close to 1 internal layer forms glue knurl 71, thereby obtain cellular board 7; Wherein, as shown in Figure 5, when carrying out hot pressing by 8 pairs of monolith substrate 6 end faces of upper and lower warm-up mill and bottom surface, upper and lower two layers of cloth matter plane materiel 9 simultaneously hot pressing can also be compounded in end face and the bottom surface of monolith substrate 6.
It is emphasized that: above only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment does.
Claims (4)
1. cellular board, comprise by many double-layer composite pipes (1) and consist of cellular core layer and the facestock layer that is compounded in core layer upper and lower surface, it is characterized in that, the skin of the adjacent double-layer composite pipe of being close to (1) bonds together, and the end face fusion of the adjacent double-layer composite pipe of being close to (1) internal layer forms glue knurl (71).
2. a kind of cellular board according to claim 1 is characterized in that, the rounded or hexagon of cross section of described double-layer composite pipe (1).
3. a kind of cellular board according to claim 1 is characterized in that, described glue knurl (71) thickness is 1 to 10mm.
4. a kind of cellular board according to claim 1 is characterized in that, described glue knurl (71) is hexagon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220272400 CN202685398U (en) | 2012-06-11 | 2012-06-11 | Honeycomb panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220272400 CN202685398U (en) | 2012-06-11 | 2012-06-11 | Honeycomb panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202685398U true CN202685398U (en) | 2013-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220272400 Expired - Lifetime CN202685398U (en) | 2012-06-11 | 2012-06-11 | Honeycomb panel |
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| CN (1) | CN202685398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689458A (en) * | 2012-06-11 | 2012-09-26 | 杭州华聚复合材料有限公司 | Cellular board and manufacturing method thereof |
| 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 |
-
2012
- 2012-06-11 CN CN 201220272400 patent/CN202685398U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689458A (en) * | 2012-06-11 | 2012-09-26 | 杭州华聚复合材料有限公司 | Cellular board and manufacturing method thereof |
| 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 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |
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| CX01 | Expiry of patent term |