CN101380832A - High intensity lightweight honeycomb core and production method thereof - Google Patents
High intensity lightweight honeycomb core and production method thereof Download PDFInfo
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- CN101380832A CN101380832A CNA2008101072815A CN200810107281A CN101380832A CN 101380832 A CN101380832 A CN 101380832A CN A2008101072815 A CNA2008101072815 A CN A2008101072815A CN 200810107281 A CN200810107281 A CN 200810107281A CN 101380832 A CN101380832 A CN 101380832A
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Abstract
The invention relates to a honeycomb core with high strength and light weight, which comprises a honeycomb core body which is formed by assembling a plurality of boards. The boards are provided with a plurality of eyelets to ensure that the whole honeycomb core is in a single-track ventilation passage with the outside world and the high-temperature gas in the honeycomb core can be discharged from the eyelets, thus reducing the pressure bored by the honeycomb core and preventing the appearing of arch bar and being not easily affected with damp. Different from the existing technology in the manufacturing method of the honeycomb core with high strength and light weight, after gluing, the steps of drying and pricking are added, and alloy aluminium plate is pressed for 2 hours under the temperature of 183 DEG C to 187 DEG C; the strength of the alloy aluminium tape is 31.8 N/cm, which meets the tensile strength when using in aviation, high-speed trains and wind-power blades and has major surplus.
Description
Technical field
The present invention relates to a kind of high intensity lightweight honeycomb core and preparation method thereof, relate in particular to a kind of honeycomb core that is used for bullet train, space flight and aviation and wind electricity blade and preparation method thereof.
Background technology
At present, honeycomb sandwich panel is widely used in the construction material with heat-insulating property so that its excellent sound insulation is heat insulation.Honeycomb core is arranged on up and down between the flaggy of honeycomb core plate usually.Single honeycomb itself does not have sound insulation, heat-proof quality, but honeycomb sandwich construction has good sound insulation, heat-proof quality.In the aluminium honeycomb core of honeycomb sandwich panel commonly used, the volume of solid material only is 1%～3%, is the air that is in closed state in its complementary space.Because sound insulation, the heat-proof quality of air are better than any solid material, heat energy and sound wave are subjected to great restriction, so having good heat insulation, heat-proof quality, honeycomb sandwich panel is better than any solid material, heat energy and sound wave are subjected to great restriction, so honeycomb sandwich panel has good heat insulation, sound insulation and heat-insulating property.
In the prior art, the method of producing honeycomb core is generally earlier on multi-disc sheet material gluing separately, then the multi-disc sheet metal layer behind the gluing is stacked the back by the compacting of high temperature oil pressure device, sheet material is cut into the uniform slice of a plurality of width again after machinery draws and be the honeycomb core finished product.
Have a plurality of peaks face and paddy face on each side of the sheet material of the honeycomb core that drawing forms, and between described adjacent peak face and paddy face, have the inclined-plane of a rectangle.Yet this honeycomb core is owing to be not used in ventilative aperture on the sheet material, vaporize easily at the glue between the sheet material in high temperature environment such as Exposure to Sunlight, make that the cohesive force of honeycomb core is not strong, owing to can not in time discharge the high-temperature gas of honeycomb core the inside, under the pressure of gases at high pressure, make honeycomb core and flaggy generation arch bar up and down easily, make the surface irregularity of honeycomb sandwich panel, and the shortcoming with moisture-sensitive has limited its application in high-end technical fields such as bullet train, space flight and aviation and wind electricity blade.
Summary of the invention
In order to overcome the deficiencies in the prior art, the purpose of this invention is to provide a kind of high intensity lightweight honeycomb core and preparation method thereof, it can in time be discharged the high-temperature gas of honeycomb core the inside and be difficult for making moist and arch bar.
For solving above technical problem, the technical scheme that the present invention takes is: a kind of high intensity lightweight honeycomb core, it comprises the honeycomb ceramics that is combined by multi-disc sheet material, has a plurality of apertures on the described sheet material.
Described aperture is rhombus and is evenly distributed on the described sheet material.
Distance between the described two adjacent rhombus apertures is 6～10mm.
Described sheet material is the alloy aluminium sheet.
A kind of preparation method of high intensity lightweight honeycomb core, it comprises the steps:
A, on every sheet material, coat adhesive tape at intervals;
B, with the oven dry of the multi-disc sheet material of above-mentioned gained;
C, on described sheet material, go out a plurality of apertures with acupuncture;
D, the multi-disc sheet metal layer of above-mentioned gained is stacked;
E, the multi-disc sheet material of above-mentioned gained is compressed together by the high temperature oil pressure device, the control temperature is 183 ℃～187 ℃, the oil pressure pressure of high temperature oil pressure device is 9～11kg/mm
2
F, be drawn into honeycomb core.
The aperture that passes in step C is rhombus and is evenly distributed on the described sheet material.
In a kind of technical scheme of optimization, between step e and step F, also has cooling step;
Also has the step that the multi-disc sheet material of above-mentioned gained is cut into the uniform bar shaped honeycomb core of a plurality of width behind the above-mentioned cooling step and between the step F.
The sheet material of selecting for use in steps A is the alloy aluminium sheet.
Constituent and weight ratio in the above-mentioned alloy aluminium sheet of selecting for use are: 0.5～0.7% Si, and 0.6～0.8% Fe, 0.7～0.9% Ti, 0.075～0.095% Cu, 1.0～2.0% Mn, 0.04～0.06% Zn, all the other are aluminium.
Because the enforcement of above technical scheme, the present invention compared with prior art has following advantage:
Owing to have a plurality of apertures on the sheet material of formation honeycomb core, make whole honeycomb core in a passage with extraneous one-way ventilating, can in time discharge the high-temperature gas of honeycomb core the inside, reduce the pressure that honeycomb core bears, prevent arch bar and non-moisture-sensitive.
In the method for making honeycomb core, at first, adopt J-71 aluminium cellular sandwich adhesive coated to be coated with on the adhesive tape at rubber roll, secondly, with different in the prior art be, also increased oven dry, acupuncture step behind gluing, regelate produces stronger bonding force during the oven dry of sheet material behind the gluing, with the control of the alloy aluminium sheet after stacked temperature at 183 ℃～187 ℃ following oil pressures at 10kg/m m
2Following compacting kept 2 hours, and cooling kept 5 hours at normal temperatures then, had overcome the bad unstable shortcoming of honeycomb core bonding force that causes of temperature control that exists in the prior art.Making the alloy aluminum band strength of gained is 31.8N/cm, has met the tensile strength when Aero-Space, bullet train and wind electricity blade use, and bigger affluence amount is arranged.
Description of drawings
Accompanying drawing 1 is a front view of the present invention;
Accompanying drawing 2 is the gluing schematic diagram of three sheet materials;
Accompanying drawing 3 is a stereogram of the present invention
Wherein:
1, sheet material; 2, cellular-core; 3, aperture; 4, glue.
The specific embodiment
A kind of high intensity lightweight honeycomb core as shown in Figures 1 and 2, it comprises the cellular-core 2 that is combined by multi-disc sheet material 1, is evenly distributed with a plurality of rhombus apertures 3 on the described sheet material 1, the distance between the described two adjacent rhombus apertures 3 is 8mm.
The thickness of described sheet material 1 is 0.01mm～0.08mm.The height of the honeycomb core that described a plurality of sheet material 1 is combined into is 2～90mm.
Described sheet material 1 is the alloy aluminium sheet, constituent and weight ratio in the described alloy aluminium sheet are: 0.6% Si, 0.7% Fe, 0.8% Ti, 0.085% Cu, 1.5% Mn, 0.05% Zn, all the other are aluminium, have increased the physical property and the chemical property of alloy aluminium sheet, have overcome the original honeycomb aluminium sheet yielding shortcoming of expanding with heat and contract with cold.Owing to have pin hole on the aluminum honeycomb panel material 1, make whole aluminium honeycomb core in a passage with extraneous one-way ventilating, can in time discharge the high-temperature gas of honeycomb core the inside, reduce the pressure that honeycomb core bears, prevent honeycomb sandwich panel arch bar and degumming phenomenon and non-moisture-sensitive.The honeycomb aluminium sheet of being made by the present invention not only can be applicable to can also be applied in the high-tech areas such as bullet train, space flight and aviation and wind electricity blade in the construction material.
Because sound insulation, the heat-proof quality of air are better than any solid material in the honeycomb core, heat energy and sound wave are subjected to great restriction, so honeycomb sandwich panel has good sound insulation, heat insulation and heat-insulating property.And, the present invention is through the check evaluation of national fire-proof construction material quality supervision and test center, the every performance indications of this material all meet the regulation requirement of fire proofing, by standard GB-8624-1997 regulation, and this Flame Retardancy GB-8624-A level that can be up to state standards.
Because honeycomb core is in vertical stress in use, and every plate has numerous fixing honeycomb, can not produce mobile.Therefore the own state of being made by honeycomb core of honeycomb interlayer sheet material is extremely stable, even when being subjected to the impact of extraneous strength such as typhoon etc., also can keep its shape to be difficult for changing.The aluminium honeycomb sandwich panel that is made by this aluminium honeycomb core is made of many dense cellular that pin down mutually and the panel that is separately positioned on the honeycomb core both sides, just as many little I-beams, can disperse to bear pressure from the panel direction, make the panel of both sides stressed evenly, guaranteed that intensity and panel that it bears pressure keep very high flatness than large tracts of land the time.
Aluminium honeycomb core weight with same stiffness only for aluminium sheet 1/5, steel plate 1/10.Gross thickness is that 15mm face aluminium sheet is that aluminium sheet is that the weight of every square metre of the aluminium honeycomb sandwich panel of 0.8mm has only 6 kilograms at the bottom of the 1.0mm, gross thickness is that 10mm face aluminium sheet is that aluminium sheet is that the weight of every square metre of the aluminium honeycomb sandwich panel of 0.5mm has only 4 kilograms at the bottom of the 0.5mm, use the weight of aluminium-plastic panel to lack about 2 kilograms for every square metre than tradition, but its rigidity exceeds more than 2 times than aluminium-plastic panel, can compare favourably with the thick aluminum veneer of 4mm, its cost performance has been saved material effectively apparently higher than aluminium-plastic panel, aluminum veneer.
This invention can not distributed the gaseous matter of any harmful human body, and is easy to clean, and recyclable utilization again is novel environment-friendly materials.And this invention does not absorb water, and coating technique is adopted on the surface, the permanency look, and situation such as no mould distortion has moisture effect in wet environment.
Through check, the present invention soaks 24 hours no changes in 2%HCL solution, soaks 24 hours no changes at saturated Ca (OH) 2 solution, has excellent antiseptic effect.
When construction with and the supporting aluminium alloy joist of the present invention install simultaneously, it is convenient to install, saving of work and time can repeat mounting or dismounting and move easy construction.Because the present invention has many intensive honeycombs that check and balance, can disperse to bear pressure just as many little I-beams from each side, therefore the aluminium honeycomb sandwich panel of making thus possesses stronger shock resistance.
A kind of preparation method of high intensity lightweight honeycomb core is characterized in that: it comprises the steps:
A, be coated with adhesive tape with the rubber roll that is coated with J-71 aluminium cellular type core adhesive and on every sheet material 1, be coated with bar shaped glue at intervals, make the adhesive tape that in step D, will be laminated on together per two adjacent sheet materials 1 laterally be interspersed regularly;
B, with multi-disc sheet material 1 oven dry of above-mentioned gained, the regelate by bar shaped glue makes the bonding part of two adjacent sheet materials 1 have stronger bonding force;
C, on described sheet material 1, go out a plurality of rhombus apertures 3 that are evenly distributed on the sheet material 1 with acupuncture, make the high-temperature gas of honeycomb core the inside in time from rhombus aperture 3, to discharge, reduce the pressure that honeycomb core bears, prevented honeycomb sandwich panel arch bar and degumming phenomenon and non-moisture-sensitive;
D, the multi-disc sheet material 1 of above-mentioned gained is stacked together;
E, be that 185 ℃ of oil pressures are at 10kg/m m keeping temperature with the sheet material 1 of above-mentioned gained
2Following compacting kept 2 hours, and cooling kept 5 hours at normal temperatures then, made two adjacent sheet materials 1 be bonded together securely, had overcome the bad unstable shortcoming of honeycomb core bonding force that causes of temperature control that exists in the prior art.The alloy aluminum band strength of gained is 31.8N/cm, has met the tensile strength when Aero-Space, bullet train and wind electricity blade use, and bigger affluence amount is arranged;
F, the multi-disc sheet material 1 of above-mentioned gained is cut into the uniform slice of a plurality of width according to client's different needs;
G, draw with machinery and to become the orthohexagonal cellular-core 2 that is drawn into.
The sheet material of selecting for use in steps A 1 is the alloy aluminium sheet, and constituent and weight ratio in the described alloy aluminium sheet are: 0.6% Si, 0.7% Fe, 0.8% Ti, 0.085% Cu, 1.5% Mn, 0.05% Zn, all the other are aluminium, have strengthened the physical property and the chemical property of alloy aluminum sheet material 1, overcome in the prior art honeycomb aluminium sheet yielding shortcoming of expanding with heat and contract with cold, and prevented that sheet material 1 from reaching degumming phenomenon inadequately because of the flatness that distortion causes.
Claims (10)
1, a kind of high intensity lightweight honeycomb core, it comprises the cellular-core (2) that is combined by multi-disc sheet material (1), it is characterized in that: have a plurality of apertures (3) on the described sheet material (1).
2, high intensity lightweight honeycomb core according to claim 1 is characterized in that: described aperture (3) is rhombus and is evenly distributed on the described sheet material (1).
3, high intensity lightweight honeycomb core according to claim 2 is characterized in that: the distance between the described two adjacent rhombus apertures (3) is 6～10mm.
4, according to the described high intensity lightweight honeycomb core of arbitrary claim in the claim 1 to 3, it is characterized in that: described sheet material (1) is the alloy aluminium sheet.
5, a kind of preparation method of high intensity lightweight honeycomb core as claimed in claim 1, it is characterized in that: it comprises the steps:
A, on every sheet material (1), coat adhesive tape at intervals;
B, with the oven dry of the multi-disc sheet material (1) of above-mentioned gained;
C, go up at described sheet material (1) and to go out a plurality of apertures (3) with acupuncture;
D, the multi-disc sheet material (1) of above-mentioned gained is stacked together;
E, the multi-disc sheet material (1) of above-mentioned gained is compressed together by the high temperature oil pressure device, the control temperature is 183 ℃～187 ℃, the oil pressure pressure of high temperature oil pressure device is 9～11kg/m m
2
F, be drawn into cellular-core (2).
6, the preparation method of high intensity lightweight honeycomb core according to claim 5 is characterized in that: the aperture that passes in step C (3) is rhombus and is evenly distributed on the described sheet material (1).
7, the preparation method of high intensity lightweight honeycomb core according to claim 5 is characterized in that: also have cooling step between step e and step F;
8, the preparation method of high intensity lightweight honeycomb core according to claim 7 is characterized in that: also have the step that the multi-disc sheet material (1) of above-mentioned gained is cut into the uniform bar shaped honeycomb core of a plurality of width behind the above-mentioned cooling step and between the step F.
9, according to the preparation method of the described high intensity lightweight honeycomb core of arbitrary claim in the claim 5 to 8, it is characterized in that: the sheet material of selecting for use in steps A (1) is the alloy aluminium sheet.
10, the preparation method of high intensity lightweight honeycomb core according to claim 9, it is characterized in that: constituent and weight ratio in the above-mentioned alloy aluminium sheet of selecting for use are: 0.5～0.7% Si, 0.6～0.8% Fe, 0.7～0.9% Ti, 0.075～0.095% Cu, 1.0～2.0% Mn, 0.04～0.06% Zn, all the other are aluminium.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008101072815A CN101380832A (en) | 2008-10-17 | 2008-10-17 | High intensity lightweight honeycomb core and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008101072815A CN101380832A (en) | 2008-10-17 | 2008-10-17 | High intensity lightweight honeycomb core and production method thereof |
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| CN101380832A true CN101380832A (en) | 2009-03-11 |
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| CNA2008101072815A Pending CN101380832A (en) | 2008-10-17 | 2008-10-17 | High intensity lightweight honeycomb core and production method thereof |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343680A (en) * | 2011-09-29 | 2012-02-08 | 哈尔滨工业大学 | Mould and method for integrally forming fiber reinforced hexagonal honeycomb-structured core |
| CN103395230A (en) * | 2013-07-09 | 2013-11-20 | 哈尔滨工程大学 | Nickel-titanium shape memory alloy honeycomb plate and manufacturing method thereof |
| CN103517621A (en) * | 2013-09-09 | 2014-01-15 | 天津天星电子有限公司 | Hole cellular board radiator manufacturing method |
| CN103963961A (en) * | 2013-02-01 | 2014-08-06 | 哈尔滨飞机工业集团有限责任公司 | Tail beam fairing molding anti-deformation manufacturing method |
| CN105459456A (en) * | 2015-12-22 | 2016-04-06 | 中国航空工业集团公司济南特种结构研究所 | Manufacturing method for concave hexagonal flexible honeycomb |
| CN105619889A (en) * | 2015-12-22 | 2016-06-01 | 中国航空工业集团公司济南特种结构研究所 | Manufacturing method for round flexible honeycomb |
| CN106499595A (en) * | 2016-12-20 | 2017-03-15 | 华南理工大学 | A kind of pneumatic equipment bladess main beam structure based on zero Poisson's ratio and angle gradient honeycomb |
| CN106563926A (en) * | 2016-11-03 | 2017-04-19 | 深圳市沃特玛电池有限公司 | Manufacturing method of high-strength aluminum honeycomb core board |
| CN108018984A (en) * | 2018-01-05 | 2018-05-11 | 吴华军 | Combined wall board honeycomb core and preparation method thereof |
| CN108222363A (en) * | 2017-09-30 | 2018-06-29 | 吴华军 | A kind of honeycomb core combined wall board and preparation method thereof |
| CN108385896A (en) * | 2018-03-15 | 2018-08-10 | 哈工大机器人（合肥）国际创新研究院 | A kind of preparation method of corrosion resistant aluminium honeycomb core and aluminum honeycomb panel |
| CN111844928A (en) * | 2020-06-15 | 2020-10-30 | 西安交通大学 | Composite material structure based on vein and honeycomb collaborative bionics and preparation method |
| CN112681809A (en) * | 2021-01-18 | 2021-04-20 | 重庆大学 | Honeycomb type building capable of being built quickly and building method thereof |
| CN115056567A (en) * | 2022-08-16 | 2022-09-16 | 江苏蒂尔博格船舶科技有限公司 | Manufacturing process of marine metal honeycomb plate |
-
2008
- 2008-10-17 CN CNA2008101072815A patent/CN101380832A/en active Pending
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343680A (en) * | 2011-09-29 | 2012-02-08 | 哈尔滨工业大学 | Mould and method for integrally forming fiber reinforced hexagonal honeycomb-structured core |
| CN102343680B (en) * | 2011-09-29 | 2013-11-06 | 哈尔滨工业大学 | Mould and method for integrally forming fiber reinforced hexagonal honeycomb-structured core |
| CN103963961A (en) * | 2013-02-01 | 2014-08-06 | 哈尔滨飞机工业集团有限责任公司 | Tail beam fairing molding anti-deformation manufacturing method |
| CN103395230A (en) * | 2013-07-09 | 2013-11-20 | 哈尔滨工程大学 | Nickel-titanium shape memory alloy honeycomb plate and manufacturing method thereof |
| CN103395230B (en) * | 2013-07-09 | 2015-04-08 | 哈尔滨工程大学 | Nickel-titanium shape memory alloy honeycomb plate and manufacturing method thereof |
| CN103517621A (en) * | 2013-09-09 | 2014-01-15 | 天津天星电子有限公司 | Hole cellular board radiator manufacturing method |
| CN105619889B (en) * | 2015-12-22 | 2018-07-24 | 中国航空工业集团公司济南特种结构研究所 | A kind of cellular production method of circular flexible |
| CN105619889A (en) * | 2015-12-22 | 2016-06-01 | 中国航空工业集团公司济南特种结构研究所 | Manufacturing method for round flexible honeycomb |
| CN105459456A (en) * | 2015-12-22 | 2016-04-06 | 中国航空工业集团公司济南特种结构研究所 | Manufacturing method for concave hexagonal flexible honeycomb |
| CN106563926A (en) * | 2016-11-03 | 2017-04-19 | 深圳市沃特玛电池有限公司 | Manufacturing method of high-strength aluminum honeycomb core board |
| CN106499595A (en) * | 2016-12-20 | 2017-03-15 | 华南理工大学 | A kind of pneumatic equipment bladess main beam structure based on zero Poisson's ratio and angle gradient honeycomb |
| CN108222363A (en) * | 2017-09-30 | 2018-06-29 | 吴华军 | A kind of honeycomb core combined wall board and preparation method thereof |
| CN108018984A (en) * | 2018-01-05 | 2018-05-11 | 吴华军 | Combined wall board honeycomb core and preparation method thereof |
| CN108385896A (en) * | 2018-03-15 | 2018-08-10 | 哈工大机器人（合肥）国际创新研究院 | A kind of preparation method of corrosion resistant aluminium honeycomb core and aluminum honeycomb panel |
| CN108385896B (en) * | 2018-03-15 | 2020-05-22 | 哈工大机器人（合肥）国际创新研究院 | Corrosion-resistant aluminum honeycomb core and preparation method of aluminum honeycomb plate |
| CN111844928A (en) * | 2020-06-15 | 2020-10-30 | 西安交通大学 | Composite material structure based on vein and honeycomb collaborative bionics and preparation method |
| CN112681809A (en) * | 2021-01-18 | 2021-04-20 | 重庆大学 | Honeycomb type building capable of being built quickly and building method thereof |
| CN115056567A (en) * | 2022-08-16 | 2022-09-16 | 江苏蒂尔博格船舶科技有限公司 | Manufacturing process of marine metal honeycomb plate |
| CN115056567B (en) * | 2022-08-16 | 2022-11-22 | 江苏蒂尔博格船舶科技有限公司 | Manufacturing process of marine metal honeycomb plate |
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Open date: 20090311 |