CN103009013A - Method for preparing metal honeycomb core and honeycomb sandwich board - Google Patents
Method for preparing metal honeycomb core and honeycomb sandwich board Download PDFInfo
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- CN103009013A CN103009013A CN2013100032421A CN201310003242A CN103009013A CN 103009013 A CN103009013 A CN 103009013A CN 2013100032421 A CN2013100032421 A CN 2013100032421A CN 201310003242 A CN201310003242 A CN 201310003242A CN 103009013 A CN103009013 A CN 103009013A
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Abstract
The invention discloses a method for preparing a metal honeycomb core and honeycomb sandwich board. Aluminum, stainless steel and copper honeycomb core and honeycomb boards are prepared by using a brazing filler metal brazing method; according to the invention, a prepared product joint can form a metallurgical structure, which can be secondarily welded, can be machined and is featured with light weight, high strength, large rigidity, good stability, heat and sound insulation properties and no pollution; and the defect that the performance of an adhesive greatly influences the traditional adhesive honeycomb board honeycomb core is overcome; the mechanical property of the metal honeycomb core and honeycomb sandwich board is far higher than that of an adhesive material; moreover, a preparation process and operation means are simpler; all the performances are obviously improved; and the method for preparing the metal honeycomb core and honeycomb sandwich board, disclosed by the invention, is suitable for industrial production.
Description
Technical field
The present invention relates to a kind of metal sandwich sheet material technology of preparing, specifically, relate to the preparation method of a kind of metal beehive core and honeycomb sandwich plate.
Background technology
Metal honeycomb plate because lightweight, specific strength is high, rigidity is large, good stability, heat-and sound-insulating and the series of advantages such as pollution-free, now in the fields such as Aero-Space, aircraft, train, boats and ships, building, be used widely.At present both at home and abroad no matter common cellular board is compound between core itself or panel and the core, all is adhesive means, and connected mode is physical bond, and the working environment of its intensity, service life and permission is restricted by Adhensive performance to a great extent.Such as under high humidity, vibration frequent (comprising air positive and negative pressure alternating action), working environment too high or too low for temperature, panel easily comes unstuck, cause in use, institute's bearing load does not reach the yield limit of the material that uses far away and lost efficacy, and mechanical property is lower.Solving between the metal honeycomb core and the combination between honeycomb core and the metal decking, is the key that improves the metal honeycomb plate mechanical property, but the only improvement by Adhensive performance and improve that to obtain the leap of cellular board on performance be that limitation is arranged very much.The faying face that the metal honeycomb plate of method for brazing preparation forms is metallurgical binding, and not affected by environment, its mechanical property is higher than the same specification adhesive material, is not subjected to environment and other condition influence on the scope of application, can bring into play to greatest extent the performance of metal honeycomb plate.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of preparation method of metal beehive core, and the faying face of metal material is not affected by environment, can bring into play to greatest extent the performance of core.
Technical scheme is as follows:
A kind of preparation method of metal beehive core uses the solder brazing mode to be prepared core, and described core uses the technical process of soldering preparation:
A, foil preliminary treatment, wipe oil and oxide-film;
B, advance glue spreader or be coated with the solder machine;
C, move glue spreader or be coated with the solder machine, the sizing material of band shape or paste or solder spacing are on request applied;
D, lamination, surfacing, up and down dislocation;
E, advance the compound or soldering of hot equipment complex, temperature is that 150 degree are to 450 degree;
F, release, cutting edge are according to thickness requirement;
G, be drawn into the honeycomb finished product.
Further: described sizing material or solder are resinae or inorganic matter class solder, and the heating-up temperature of this sizing material or solder is that 150 degree are to 450 degree.
Further: described core is finished at thermal composite machine, and the thickness of described foil is 0.005 to 0.5 millimeter, and core thickness is 5 ~ 150mm.Honeycomb shape is hexagon, and its length of side is 2 to 30 millimeters.
Further: described foil is aluminium foil, stainless steel foil or Copper Foil.
The another side technical problem that the present invention will solve provides a kind of preparation method of metal beehive sandwich boards, and the faying face of metal material is not affected by environment, can bring into play to greatest extent the performance of sheet material.
Technical scheme is as follows:
A kind of preparation method of metal beehive sandwich boards is to use the solder brazing mode to be prepared metal honeycomb plate, the described technical process of using the soldering preparation for metal honeycomb plate:
A, upper and lower panel preliminary treatment, wipe oil and oxide-film;
B, advance to be coated with solder machine or rolling solder;
C, operation are coated with the solder machine, band shape or paste solder are coated in a side of upper and lower panel;
D, core and panel are fixed, and use anchor clamps that comb core and upper and lower panel are fixed;
E, vacuum drying oven or atmosphere furnace soldering, temperature are more than 450 degree;
F, cooling, release;
G, metal beehive sandwich boards finished product.
Further: described solder is resinae or inorganic matter class solder, and this solder is hard solder.
Further: described metal beehive sandwich boards uses solder brazing to finish in vacuum drying oven or atmosphere furnace, the thickness of described metal beehive sandwich boards is 5 to 150 millimeters, described upper and lower panel is selected aluminium sheet, carbon steel sheet, corrosion resistant plate or copper coin, and described metal beehive sandwich boards can splice with annex and welds.
Compared with prior art, the invention has the beneficial effects as follows:
1, among the present invention, the faying face that the core of method for brazing preparation or honeycomb sandwich plate form is metallurgical binding, and not affected by environment, its mechanical property is higher than the same specification adhesive material, on the scope of application, be not subjected to environment and other condition influence, can bring into play to greatest extent the performance of cellular board.But the metallurgical structure secondary welding of product joint, can process, lightweight, intensity is high, rigidity is large, good stability, heat-and sound-insulating, pollution-free, overcome the larger shortcoming of performance impact that existing adhesive type cellular board is subjected to adhesive.
2, among the present invention, the core of producing and cellular board mechanical property be far above the adhesive material mechanical property, and make preparation technology and operational means simpler, and properties all obtained remarkable lifting, is fit to suitability for industrialized production.
Description of drawings
Fig. 1 is the flow chart of the preparation method of metal beehive core among the present invention;
Fig. 2 is the flow chart of the preparation method of metal beehive sandwich boards among the present invention.
The specific embodiment
Relevant aforementioned and other technology contents of the present invention, Characteristic can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.By the explanation of the specific embodiment, when can being to reach technological means and the effect that predetermined purpose takes to be able to more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, the present invention is limited.
Of the present invention is to describe this its preparation process of soldering as an example of metal beehive sandwich sheet material example
Below with reference to accompanying drawing and preferred embodiment, technical solution of the present invention is described in detail.
As shown in Figure 1, be the flow chart of the preparation method of metal beehive core among the present invention.The preparation method's of metal beehive core step is specific as follows:
Step 11: foil surface preparation;
Preliminary treatment is carried out on surface for foil, to remove plate surface greasy dirt and oxide-film.Foil can be selected stainless steel foil, aluminium foil or Copper Foil, and the thickness of stainless steel foil, aluminium foil or Copper Foil is between 0.005 ~ 0.5 ㎜.
Step 12: the foil after the surface treatment is sent to glue spreader or is coated with the solder machine;
Step 13: coat for the contact-making surface of foil;
Coating is paper tinsel shape, band shape or paste, and the compound material of heat is resinae (containing rosin), and brazing material adopts inorganic matter class solder.
Step 14: with multilayer foil lamination, so that the surfacing of each layer foil, and misplace between each layer foil;
Step 15: the multilayer foil after lamination and the dislocation is put into hot equipment complex, and to carry out hot pressing compound, and contact-making surface is carried out metallurgical binding;
In this preferred embodiment, in the temperature of 150 degree Celsius to 450 degree, use hot equipment complex to carry out compound or soldering.
Step 16: tailor the corner according to thickness requirement after cooling, the release;
Step 17: be drawn into cellular core.
In this preferred embodiment, the core honeycomb is hexagon, and hexagonal side length is between 2 ~ 30 ㎜.
As shown in Figure 2, the preparation method's of metal beehive sandwich boards flow chart among the present invention.The preparation method's of metal beehive sandwich boards step is specific as follows among the present invention:
Step 21: will be positioned at the surface preparation of the upper and lower deck panels of core, the thickness of described panel is 0.5 ~ 15 ㎜;
The pretreated purpose of panel is greasy dirt or the oxide layer in order to remove the levels panel surface.
Step 22: the upper and lower deck panels after the surface treatment sent to be coated with the solder machine, or rolling solder;
Step 23: upper solder, solder is band shape or paste, and the material of soldering is resinae (containing rosin) or inorganic matter class solder, and this solder is hard solder.
Step 24: core and panel are fixed;
Use anchor clamps that core and upper deck panels and lower floor's panel are fixed.
Step 25: use vacuum drying oven or atmosphere furnace to carry out soldering, the contact-making surface of core and upper deck panels and lower floor's panel is carried out metallurgical binding;
In this preferred embodiment, in the above temperature of 450 degree Celsius, use vacuum drying oven or atmosphere furnace are carried out soldering, and the contact-making surface of upper and lower deck panels and core is carried out metallurgical binding.
Step 26: the finished product that obtains the metal beehive sandwich boards after the cooling release.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (7)
1. the preparation method of a metal beehive core is characterized in that, uses the solder brazing mode to be prepared core, and described core uses the technical process of soldering preparation:
A, foil preliminary treatment, wipe oil and oxide-film;
B, advance glue spreader or be coated with the solder machine;
C, move glue spreader or be coated with the solder machine, the sizing material of band shape or paste or solder spacing are on request applied;
D, lamination, surfacing, up and down dislocation;
E, advance the compound or soldering of hot equipment complex, temperature is that 150 degree are to 450 degree;
F, release, cutting edge are according to thickness requirement;
G, be drawn into the honeycomb finished product.
2. the preparation method of metal beehive core according to claim 1, it is characterized in that: described sizing material or solder are resinae or inorganic matter class solder, the heating-up temperature of this sizing material or solder is that 150 degree are to 450 degree.
3. the preparation method of metal beehive core according to claim 2, it is characterized in that: described core is finished at thermal composite machine, and the thickness of described foil is 0.005 to 0.5 millimeter, and core thickness is 5 ~ 150mm, honeycomb shape is hexagon, and its length of side is 2 to 30 millimeters.
4. the preparation method of metal beehive core according to claim 1, it is characterized in that: described foil is aluminium foil, stainless steel foil or Copper Foil.
5. the preparation method of a metal beehive sandwich boards is characterized in that: be to use the solder brazing mode to be prepared metal honeycomb plate, and the described technical process of using soldering to prepare for metal honeycomb plate:
A, upper and lower panel preliminary treatment, wipe oil and oxide-film;
B, advance to be coated with solder machine or rolling solder;
C, operation are coated with the solder machine, band shape or paste solder are coated in a side of upper and lower panel;
D, core and panel are fixed, and use anchor clamps that comb core and upper and lower panel are fixed;
E, vacuum drying oven or atmosphere furnace soldering, temperature are more than 450 degree;
F, cooling, release;
G, metal beehive sandwich boards finished product.
6. the preparation method of metal beehive sandwich boards according to claim 5, it is characterized in that: described solder is resinae or inorganic matter class solder, and this solder is hard solder.
7. the preparation method of metal beehive sandwich boards according to claim 6, it is characterized in that: described metal beehive sandwich boards uses solder brazing to finish in vacuum drying oven or atmosphere furnace, the thickness of described metal beehive sandwich boards is 5 to 150 millimeters, described upper and lower panel is selected aluminium sheet, carbon steel sheet, corrosion resistant plate or copper coin, and described metal beehive sandwich boards can splice with annex and welds.
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| CN201310003242.1A CN103009013B (en) | 2012-06-01 | 2013-01-06 | Method for preparing metal honeycomb core and honeycomb sandwich board |
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| CN2012101778853 | 2012-06-01 | ||
| CN201210177885.3 | 2012-06-01 | ||
| CN2012101778853A CN102689066A (en) | 2012-06-01 | 2012-06-01 | Preparation method of aluminum honeycomb core materials and honey comb plates |
| CN201310003242.1A CN103009013B (en) | 2012-06-01 | 2013-01-06 | Method for preparing metal honeycomb core and honeycomb sandwich board |
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| CN103009013B CN103009013B (en) | 2015-06-03 |
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| CN201310003242.1A Active CN103009013B (en) | 2012-06-01 | 2013-01-06 | Method for preparing metal honeycomb core and honeycomb sandwich board |
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| CN103009013B (en) | 2015-06-03 |
| CN102689066A (en) | 2012-09-26 |
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