CN1031696C - Highly damped aluminium alloy laminated composite plate - Google Patents
Highly damped aluminium alloy laminated composite plate Download PDFInfo
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- CN1031696C CN1031696C CN 91106755 CN91106755A CN1031696C CN 1031696 C CN1031696 C CN 1031696C CN 91106755 CN91106755 CN 91106755 CN 91106755 A CN91106755 A CN 91106755A CN 1031696 C CN1031696 C CN 1031696C
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- aluminium alloy
- composite plate
- aluminium
- layer
- high damping
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Abstract
The present invention relates to a highly damped aluminium alloy laminated composite plate which is characterized in that the highly damped aluminium alloy laminated composite plate is composed of an enhanced aluminium alloy middle layer and highly damped aluminium alloy layers compounded at two sides, wherein a transition layer can be added to the position between the layers, and a corrosion-resisting aluminium wrapping layer can be added to the highly damped aluminium alloy laminated composite plate. The plate has the performance of Q <-1> is larger than and equal to 2.0*10<-2> (1Hz, 18 DEG C), sigma-[b] larger than and equal to 250MPa, delta 5 larger than and equal to 8%, the inward curve radius equals 90 degrees of the cold bending of the plate without cracks, and rho is equal to 3.0 to 3.8. The present invention has the favorable performance of welding, cold deformation and reprocessing, and the corrosion resistance corresponds to LY12CZ. The present invention can be particularly used as a material for ships and aircrafts.
Description
The present invention relates to a kind of aluminium alloy high damping material and preparation method thereof.
At present, the more high damping aluminium alloy of research is Al-Zn and Al-Si system.Al-Zn system is that damping capacity is best in the alloyed aluminium-alloy, Q
-1Can reach 0.05, its major defect is that corrosion resistance is poor than great (ρ 〉=5), and intensity is low, and damping capacity and mechanical property are difficult to take into account.In addition, Japan Patent (clear 63-209832, openly speciallyyed permit communique on August 31st, 1988) introduced a kind of combined vibration-damping sheet material, be that folder one deck macromolecule resin forms through Compound Machining as damping layer between double layer of metal plate (for example steel plate, aluminium sheet), its damping capacity is greatly improved, but because its interfacial bonding strength is poor, the resin in intermediate layer is thermo-labile, poorly conductive, thereby be unsuitable for welding, processing such as cold deformation reprocessing.
At above-mentioned the deficiencies in the prior art, the objective of the invention is, provide a kind of damping and mechanical property good, can weld, be convenient to reprocessing, corrosion resistant high damping aluminium alloy composite.
The solution of the present invention is, is the intermediate layer with the reinforced aluminum alloy, makes the lamination composite plate with the high damping aluminium alloy that is added in both sides.The compound again one deck corrosion-resistant of outermost layer metal surrounding layer in case of necessity.
For improving the bond strength of interlayer, between high damping aluminium alloy and reinforced aluminum alloy, add the compatible intermediate metal in an interface.
Consisting of of high damping aluminium alloy:
Al20-40%; Zn55-80%; 0-5% is one or more that select among Zr, Ce, Ti, the Ni, and the adding of these several elements is favourable to improving mechanical property and damping capacity.
Consisting of of reinforced aluminum alloy:
Al89-98%; Mg2-6%; 0-5% is one or more that select among Mn, Cu, Cr, Ti, the B, and the adding of these several elements is favourable to improving mechanical property.
Surrounding layer is a fine aluminium, for improving corrosion resisting property, can contain the Zn of 0-5%, and one or more that select among Mg, Mn, Cr, the Ti, the thickness of surrounding layer are 0.01-0.1mm.
Transition zone can be used fine aluminium, or the acieral of each component content between high damping aluminium alloy and the used component content of reinforced aluminum alloy; Its thickness is 0.01-0.1mm.
In the sheet material, the ratio a/b of the thickness of one deck high damping aluminium alloy and the thickness of one deck reinforced aluminum alloy is in the 0.05-0.5 scope.With the increase of a/b value, in-fighting value Q
-1, proportion ρ and elongation δ
5All increase, but tensile strength δ
bReduce, thickness compared greater than 0.3 o'clock, Q
-1Increase slack-off, the a/b value of best combination property is between 0.2-0.35.
The processing method of composite plate is:
1. hot rolling is compound, and rolling temperature is 200-400 ℃, and it is compound to carry out hot rolling under the condition of control total deformation 〉=60%;
2. insulation 10 minutes to 20 hours under 300-420 ℃ of condition, then with 〉=10 ℃/second speed be cooled to≤50 ℃, cooling velocity is low excessively, Q
-1Variation;
20-150 ℃ rolling once more, the control total deformation is 20-90%;
4. stabilizing annealing, annealing temperature is 50-200 ℃, the time of staying is 5 minutes to 100 hours.
Highly damped aluminium alloy laminated composite plate of the present invention, its main performance is as follows:
Damping capacity: Q
-1〉=2.0 * 10
-2(1Hz, 18 ℃)
Mechanical property: δ
b〉=250MPa, δ
5〉=8%
Cold-bending property: clod wash was not split for 90 ° when interior curved radius equaled thickness of slab
Proportion: ρ=3.0～3.8
Can weld, corrosion resistance and LY12CZ are suitable, are particularly suitable for doing naval vessel, aeronautical material use.
Fig. 1 is the high damping lamination composite board structural representation that seven layers of aluminium alloy are formed;
Fig. 2 is the combination process flow chart of high damping lamination composite board.
Embodiment 1:
As shown in Figure 1, highly damped aluminium alloy laminated composite plate is made of seven layers of aluminium alloy, and the finished product sheet metal thickness is 2mm, and wherein 1 is reinforced aluminum alloy, and its material is formed (weight) and is: Al92%, Mg4.5%, 3.5% Mn, Cu, Cr, Ti, B; Two sides are high damping aluminium alloy layer 2, and its material is formed (weight) and is: Al24%, Zn74%, 2% Cu, Zr, Ce, Ni, Ti; Surrounding layer 3 is an aluminium alloy, and its material is formed (weight) and is: Al99%, Zn1%; Thickness is 0.05mm.Transition zone 4 is the thick commercial-purity aluminium of 0.05mm.
The combination process flow process as shown in Figure 2.Wherein, hot rolling combination process: rolling temperature is 360 ℃, total deformation 80%; Quenching technical; 360 ℃ of hardening heats are incubated 3 hours, are cooled to 50 ℃ with 40 ℃ of/second speed then; Rolling mill practice again; 150 ℃ of rolling temperatures, total deformation are 50%; Stabilizing annealing technology; 100 ℃ are incubated 24 hours.
The high damping aluminium alloy layer is more as shown in table 1 than the relation of a/b and material property with the reinforced aluminum alloy layer thickness.
Table 1:
Material property and a/b ratio concern a/b Q
-1δ
b(Mpa) δ
5ρ 0.05 0.9 330 6.2 2.91 0.1 1.3 316 7.1 3.08 0.15 1.6 283 8.4 3.22 0.2 1.9 263 8.9 3.35 0.25 2.1 251 10.1 3.44 0.3 2.25 243 11.1 3.53 0.35 2.35 240 11.9 3.60 0.4 2.4 233 12.5 3.68 0.45 2.45 228 12.9 3.75 0.5 2.45 221 13.3 3.81
Embodiment 2:
The high damping aluminium alloy composite plate is made of five layers of aluminium alloy, and the finished product sheet metal thickness is 1mm, and the material of reinforced aluminum alloy is formed (weight) and is: Al97%, Mg2%, 1% Mn, Cu, Cr, B; The material of high damping aluminium alloy layer is formed (weight): Al40%, Zn55%, 5% Zr, Ce, Ti, Ni; A/b=0.35; Surrounding layer is the fine aluminium that contains Al99.99%, and its thickness is 0.01mm.
The hot rolling combination process: rolling temperature is 200 ℃, total deformation 90%; Quenching technical: 420 ℃ of hardening heats, be incubated 10 minutes, be cooled to 0 ℃ with 100 ℃ of/second speed then; Rolling mill practice again: 80 ℃ of rolling temperatures, total deformation are 20%; Stabilizing annealing technology: 200 ℃ are incubated 5 minutes.Its main performance is as follows:
Damping capacity: Q
-1=2.1 * 10
-2(1Hz, 18 ℃)
Mechanical property: δ
b=265MPa, δ
5=9%
Cold-bending property: clod wash was not split for 90 ° when interior curved radius equaled thickness of slab
Proportion: ρ=3.4
Can weld, corrosion resistance and LY12CZ are suitable
Embodiment 3:
The high damping aluminium alloy composite plate is made of seven layers of aluminium alloy, and the finished product sheet metal thickness is 5mm, and the material of reinforced aluminum alloy is formed (weight) and is: Al94%, Mg5%, Ti1%; The material of high damping aluminium alloy layer is formed (weight): Al20%, Zn80%, a/b=0.25%; The material of outer aluminium coating is formed (weight): Al95%, 5% Zn, Mg, Cr, Ti; Its thickness is 0.1mm.The material of transition zone is formed (weight): Al98%, and Zn1%, Mg1%, thickness are 0.05mm.
Hot rolling technology: rolling temperature is 400 ℃, total deformation 60%; Quenching technical: 300 ℃ of hardening heats, be incubated 20 hours, be cooled to 20 ℃ with 10 ℃ of/second speed then; Rolling mill practice again: 20 ℃ of rolling temperatures, total deformation are 20%; Stabilizing annealing technology: 50 ℃ are incubated 100 hours.Its main performance is as follows:
Damping capacity: Q
-1=2.5 * 10
-2(1Hz, 18 ℃)
Mechanical property: σ
b=295MPa, δ
5=8%
Cold-bending property: clod wash was not split for 90 ° when interior curved radius equaled thickness of slab
Proportion: ρ=3.5
Can weld, corrosion resistance and LY12CZ are suitable
Claims (8)
1. highly damped aluminium alloy laminated composite plate is characterized in that: it is made up of with the high damping aluminium alloy layer that is compounded in both sides the intermediate layer of reinforced aluminum alloy, and the composition of described high damping aluminium alloy (weight) is: Al20-40%; Zn55-80%; 0-5% is one or more that select among Zr, Ce, Ti, the Ni; The composition of reinforced aluminum alloy (weight) is: Al89-98%; Mg2-6%; 0-5% is one or more that select among Mn, Cu, Cr, Ti, the B.
2. composite plate according to claim 1 is characterized in that, it has corrosion-resistant aluminium surrounding layer.
3. composite plate according to claim 1, it is characterized in that, accompany the compatible intermediate metal in interface between high damping aluminium alloy layer and the reinforced aluminum alloy layer, its material is aluminium or the acieral of each component content between described high damping aluminium alloy and reinforced aluminum alloy each component content.
4. according to claim 1 or 2 or 3 described composite plates, it is characterized in that, consist of seven layers, its intermediate layer is a reinforced aluminum alloy, adjacent both sides are the high damping aluminium alloy layer, accompany intermediate metal between high damping aluminium alloy layer and reinforced aluminum alloy layer, and the outside is the aluminium surrounding layer.
5. composite plate according to claim 1 is characterized in that, the thickness of high damping aluminium alloy and reinforced aluminum alloy than a/b in the 0.05-0.5 scope.
6. composite plate according to claim 2 is characterized in that, described aluminium surrounding layer is the aluminium alloy of one or more elements of selecting among fine aluminium or Zn, the Mg that contains (weight) 0-5%, Mn, Cr, the Ti, and its thickness is 0.01-0.1mm.
7. composite plate according to claim 3 is characterized in that, its thickness is 0.01-0.1mm.
8. preparation method as claim 1 or 2 or 3 or 4 described composite plates is characterized in that following steps and condition:
1) be 200-400 ℃ in rolling temperature, the control total deformation is compound for carrying out hot rolling under 〉=60% the condition;
2) insulation 10 minutes to 20 hours under 300-420 ℃ of condition, then with 〉=10 ℃/second speed be cooled to≤50 ℃;
3) 20-150 ℃ rolling once more, the control total deformation is 20-90%;
4), be incubated 5 minutes to 100 hours at 50-200 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91106755 CN1031696C (en) | 1991-07-20 | 1991-07-20 | Highly damped aluminium alloy laminated composite plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91106755 CN1031696C (en) | 1991-07-20 | 1991-07-20 | Highly damped aluminium alloy laminated composite plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1068774A CN1068774A (en) | 1993-02-10 |
| CN1031696C true CN1031696C (en) | 1996-05-01 |
Family
ID=4908135
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91106755 Expired - Fee Related CN1031696C (en) | 1991-07-20 | 1991-07-20 | Highly damped aluminium alloy laminated composite plate |
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|---|---|
| CN (1) | CN1031696C (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1073892C (en) * | 1998-05-22 | 2001-10-31 | 陈忠林 | Method of mfg. metal compounded plate |
| CN101638747B (en) * | 2008-08-02 | 2012-01-25 | 比亚迪股份有限公司 | Preparation method of Al-Zn-Mg-Cu damping alloy |
| EP2156945A1 (en) * | 2008-08-13 | 2010-02-24 | Novelis Inc. | Clad automotive sheet product |
| WO2011152346A1 (en) * | 2010-06-04 | 2011-12-08 | 株式会社瑞光 | Folding device, folding system, and folding method for disposable wearable goods |
| WO2013065160A1 (en) | 2011-11-02 | 2013-05-10 | 古河スカイ株式会社 | Method for manufacturing aluminum alloy cladding material |
| WO2013065761A1 (en) * | 2011-11-02 | 2013-05-10 | 古河スカイ株式会社 | Aluminum alloy clad material for molding |
| CN107976114A (en) * | 2016-10-21 | 2018-05-01 | 北京有色金属研究总院 | A kind of aluminium alloy layer-built armor and its manufacture method |
| CN107699758A (en) * | 2017-08-22 | 2018-02-16 | 宁波华源精特金属制品有限公司 | A kind of robot firm banking |
| CN109263179B (en) * | 2018-09-26 | 2021-08-17 | 银邦金属复合材料股份有限公司 | Impact-resistant aluminum alloy composite plate and preparation method thereof |
| CN111716028B (en) * | 2019-03-22 | 2022-04-26 | 西南铝业（集团）有限责任公司 | Welding process of aluminum alloy composite board |
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1991
- 1991-07-20 CN CN 91106755 patent/CN1031696C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1068774A (en) | 1993-02-10 |
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