CN111716028B - Welding process of aluminum alloy composite board - Google Patents
Welding process of aluminum alloy composite board Download PDFInfo
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- CN111716028B CN111716028B CN201910221763.1A CN201910221763A CN111716028B CN 111716028 B CN111716028 B CN 111716028B CN 201910221763 A CN201910221763 A CN 201910221763A CN 111716028 B CN111716028 B CN 111716028B
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- 238000003466 welding Methods 0.000 title claims abstract description 148
- 239000002131 composite material Substances 0.000 title claims abstract description 105
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000008569 process Effects 0.000 title claims abstract description 34
- 238000005096 rolling process Methods 0.000 claims abstract description 61
- 230000007704 transition Effects 0.000 claims abstract description 59
- 239000000178 monomer Substances 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims description 58
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 38
- 229910052782 aluminium Inorganic materials 0.000 claims description 38
- 238000005266 casting Methods 0.000 claims description 4
- 238000007781 pre-processing Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 78
- 239000011229 interlayer Substances 0.000 abstract description 5
- 238000013329 compounding Methods 0.000 abstract 1
- 239000000956 alloy Substances 0.000 description 24
- 229910045601 alloy Inorganic materials 0.000 description 19
- 239000011159 matrix material Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000007123 defense Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910018571 Al—Zn—Mg Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The application discloses aluminum alloy composite board's seam technology is applied to the processing that has 5 at least veneer lumber monomer composite boards, includes following step: step S1: calculating the thickness of each plate monomer before welding according to the thickness of the finished product of the composite plate and the requirements of the proportion of different composite layers, and preparing each plate monomer; step S2: and welding and rolling at least two plate monomers to form transition plates, and welding and rolling each transition plate to obtain a finished product, or welding and rolling the transition plates and the plate monomers to obtain the finished product. The welding process provided by the application enables the thicknesses of layers with different thicknesses to be more uniform and stable after welding; the welding process has strong interlayer bonding force and good surface quality, successfully solves the problems of insufficient interlayer bonding force and surface bubbles between layers caused by multilayer welding, reduces the compounding difficulty of multilayer composite boards, increases the interlayer bonding force and improves the surface and overall quality by adopting a multi-time welding mode.
Description
Technical Field
The application relates to the field of aluminum alloy welding processes, in particular to a welding process of an aluminum alloy composite plate.
Background
The 7000 series aluminum alloy is an aluminum alloy taking zinc as a main alloy element, and an Al-Zn-Mg alloy is formed by adding Mg, so that the 7000 series aluminum alloy has good thermal deformation performance, high strength and good welding and corrosion resistance. At present, after 3 different 7000 series (7A 01, 7A52, 7A 62) aluminum alloys are welded according to a certain proportion, a novel composite material is formed, the novel composite material not only has ultrahigh strength, but also has good welding performance, corrosion resistance and bulletproof performance, the comprehensive performance of the novel composite material exceeds that of any single alloy, and the novel composite material can be widely applied to novel national defense military equipment.
Present 7000 alloy combined material mainly adopts 3 layers of symmetry seam, and the middle one deck is main alloy material promptly, and upper and lower two-layer is package aluminum plate material, because of this mode longitudinal symmetry, and the seam number of piles is few, can realize the seam smoothly after the ingot casting heating, and the seam degree of difficulty coefficient is less.
However, 5, 7 or 9 layers of weldments belong to asymmetric weldments, and 3 types of 7000 series alloys (7 a01, 7a52, 7a 62) in the weldments have large chemical composition difference, if 5, 7 or 9 layers of alloys are directly heated and welded after being bound together, the defects of poor weldments, bubbles, weld delamination and the like easily occur in the welding process due to large rolling shaping difference among different alloy layers, so that finished products are scrapped, and the benefit and the production cost are greatly influenced.
Therefore, how to reduce the welding difficulty of the multilayer aluminum alloy composite plate and improve the quality of the composite plate is a technical problem to be solved by the technical personnel in the field at present.
Content of application
The application aims to provide a welding process of an aluminum alloy composite plate, which is used for solving the problems of poor welding, poor bonding force, poor thickness uniformity and the like in the welding process of the aluminum alloy composite plate.
In order to achieve the above purpose, the present application provides the following technical solutions:
a welding process of an aluminum alloy composite plate is applied to processing of a composite plate with at least 5 single plates, and comprises the following steps:
step S1: calculating the thickness of each plate monomer before welding according to the thickness requirement of the finished product of the composite plate and the thickness proportion of different composite layers, and preparing each plate monomer;
step S2: and welding and rolling at least two plate monomers to form transition plates, and welding and rolling each transition plate to obtain a finished product, or welding and rolling the transition plates and the plate monomers to obtain the finished product.
Preferably, the number of the layers of the composite plate is 5, and the composite plate comprises an aluminum-clad plate, a first base body, an aluminum-clad plate, a second base body and an aluminum-clad plate from top to bottom in sequence;
the step S2 includes the steps of:
step S21: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a first transition plate;
step S22: welding and rolling the second substrate and the aluminum clad plate positioned on the reverse side of the second substrate to form a second transition plate;
step S23: and welding and rolling the first transition plate and the second transition plate to obtain a finished product.
Preferably, the number of the composite plate layers is 7, and the composite plate comprises an aluminum-clad plate, a first base body, an aluminum-clad plate, a second base body and an aluminum-clad plate from top to bottom in sequence;
the step S2 includes the steps of:
step S21: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a first transition plate;
step S22: welding and rolling the second substrate and the aluminum clad plates positioned on the front and back sides of the second substrate to form a second transition plate;
step S23: and welding and rolling the first transition plate, the first substrate and the second transition plate to obtain a finished product.
Preferably, the number of layers of the composite plate is 9, and the composite plate sequentially comprises an aluminum-clad plate, a first base body, an aluminum-clad plate, a second base body, an aluminum-clad plate, a first base body and an aluminum-clad plate from top to bottom;
the step S2 includes the steps of:
step S21: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a first transition plate;
step S22: welding and rolling the second substrate and the aluminum clad plate positioned on the front surface of the second substrate to form a second transition plate;
step S23: welding and rolling the first substrate and the second transition plate to form a third transition plate;
step S24: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a fourth transition plate;
step S25: and welding and rolling the first transition plate, the third transition plate and the fourth transition plate to obtain a finished product.
Preferably, the aluminum alloy composite plate is a 7000 series aluminum alloy composite plate.
Preferably, the aluminum-clad plate is a 7A01 aluminum alloy plate monomer, the first substrate is a 7A52 aluminum alloy plate monomer, and the second substrate is a 7A62 aluminum alloy plate monomer.
Preferably, in the step S1, "calculating the thickness of each single plate before welding", specifically: and calculating the thickness of the first base body and the aluminum-clad plate before welding according to the thickness of the preprocessed second base body.
Preferably, the pre-processing of the second substrate specifically comprises: and rolling the casting blank of the second substrate to a preset width.
The application provides a welding process of aluminum alloy composite board, is applied to the processing that has 5 at least monomeric composite boards of plywood, includes following steps: step S1: calculating the thickness of each plate monomer before welding according to the thickness requirement of the finished product of the composite plate and the thickness proportion of different composite layers, and preparing each plate monomer; step S2: and welding and rolling at least two plate monomers to form transition plates, and welding and rolling each transition plate to obtain a finished product, or welding and rolling the transition plates and the plate monomers to obtain the finished product. The welding process ensures that the thicknesses of the layers with different thicknesses after welding are more uniform and stable; the welding process has no bubble, and can solve the problems of interlayer bubble and surface bubble caused by multilayer welding.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow diagram of one embodiment of a bonding process for aluminum alloy composite panels provided herein;
FIG. 2 is a schematic view of a welding process of a five-layer aluminum alloy composite panel provided herein;
FIG. 3 is a schematic view of a welding process of a seven-layer aluminum alloy composite panel provided herein;
fig. 4 is a schematic view illustrating a welding process of the nine-layer aluminum alloy composite plate provided by the present application.
Detailed Description
The core of the application is to provide a welding process of the aluminum alloy composite plate, which is used for solving the problems of poor welding, poor bonding force, poor thickness uniformity and the like in the welding process of the aluminum alloy composite plate.
In order that those skilled in the art will better understand the disclosure, the following detailed description will be given with reference to the accompanying drawings.
Referring to fig. 1 to 4, fig. 1 is a flow chart of an embodiment of a welding process of an aluminum alloy composite plate provided in the present application; FIG. 2 is a schematic view of a welding process of a five-layer aluminum alloy composite panel provided herein; FIG. 3 is a schematic view of a welding process of a seven-layer aluminum alloy composite panel provided herein; fig. 4 is a schematic view illustrating a welding process of the nine-layer aluminum alloy composite plate provided by the present application.
In this embodiment, applied to the processing of composite plates having at least 5 individual sheets of the plate material, the welding process of the aluminum alloy composite plate comprises the following steps:
step S1: calculating the thickness of each plate monomer before welding according to the thickness requirement of the finished product of the composite plate and the thickness proportion of different composite layers, and preparing each plate monomer;
step S2: and welding and rolling at least two plate monomers to form transition plates, and welding and rolling each transition plate to obtain a finished product, or welding and rolling the transition plates and the plate monomers to obtain the finished product.
Specifically, the 3 7-series aluminum alloy materials adopted by the process are respectively 7A01, 7A52 and 7A62, wherein 7A01 is taken as an aluminum clad plate material commonly used for 7-series alloys, has good plasticity and corrosion resistance and good bonding performance, 7A52 is taken as the most main current armor material and has high strength, welding performance and bulletproof performance, and is widely applied to key equipment of national defense and military industry, 7A62 has ultrahigh strength and good bulletproof performance, and after the 3 7-series aluminum alloy materials are welded in a certain proportion, the 7-series aluminum alloy materials not only have ultrahigh strength, but also have good welding performance, corrosion resistance, bulletproof performance and corrosion resistance, and the comprehensive performance of the 7-series aluminum alloy materials is higher than that of the traditional aluminum alloy composite material.
On the basis of each embodiment, the number of the composite plate is 5, and the composite plate comprises an aluminum-clad plate, a first base body, an aluminum-clad plate, a second base body and an aluminum-clad plate from top to bottom in sequence;
the step S2 includes the steps of:
step S21: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a first transition plate;
step S22: welding and rolling the second substrate and the aluminum clad plate positioned on the reverse side of the second substrate to form a second transition plate;
step S23: and welding and rolling the first transition plate and the second transition plate to obtain a finished product.
On the basis of each embodiment, the number of the composite plate is 7, and the composite plate comprises an aluminum-clad plate, a first base body, an aluminum-clad plate, a second base body and an aluminum-clad plate from top to bottom in sequence; it should be noted that the thicknesses of the first substrates of different layers may be the same or different, and should be specifically determined according to the thickness requirement of the finished composite board and the thickness ratio of different composite layers.
The step S2 includes the steps of:
step S21: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a first transition plate;
step S22: welding and rolling the second substrate and the aluminum clad plates positioned on the front and back sides of the second substrate to form a second transition plate;
step S23: and welding and rolling the first transition plate, the first substrate and the second transition plate to obtain a finished product.
On the basis of each embodiment, the number of the composite plate is 9, and the composite plate comprises an aluminum-clad plate, a first base body, an aluminum-clad plate, a second base body, an aluminum-clad plate, a first base body and an aluminum-clad plate from top to bottom in sequence; it should be noted that the thicknesses of the first substrates of different layers may be the same or different, and should be specifically determined according to the thickness requirement of the finished composite board and the thickness ratio of different composite layers.
The step S2 includes the steps of:
step S21: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a first transition plate;
step S22: welding and rolling the second substrate and the aluminum clad plate positioned on the front surface of the second substrate to form a second transition plate;
step S23: welding and rolling the first substrate and the second transition plate to form a third transition plate;
step S24: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a fourth transition plate;
step S25: and welding and rolling the first transition plate, the third transition plate and the fourth transition plate to obtain a finished product.
In addition to the above embodiments, the aluminum alloy composite plate is a 7000 series aluminum alloy composite plate.
In addition to the above embodiments, the aluminum-clad plate is a single 7a01 aluminum alloy plate, the first substrate is a single 7a52 aluminum alloy plate, and the second substrate is a single 7a62 aluminum alloy plate.
In addition to the above embodiments, the step S1 of "calculating the thickness of each single plate material before welding" specifically includes: and calculating the thickness of the first base body and the aluminum-clad plate before welding according to the thickness of the preprocessed second base body.
In addition to the above embodiments, the pre-processing of the second substrate specifically includes: and rolling the casting blank of the second substrate to a preset width.
Example 1
As shown in fig. 2, the 5 layers of welding are designed and optimized again according to a certain proportion, specifically, the welding proportion can be calculated according to the thickness of the finished composite board, and then the proper thickness of each single plate is calculated according to the thickness proportion of each single plate in the whole composite board; further, 5 layers of welding are firstly decomposed into 2 layers of welding and 3 layers of welding, then 2 layers of welding are carried out again after 2 layers of composite boards and 3 layers of composite boards are combined, finally 5 layers of welding modes are achieved, the difficulty and the scrapping risk of welding are reduced, the success rate of welding is improved, and the composite board with excellent performance is obtained.
Welding:
the first step is as follows: calculating the thickness of different alloys before welding according to the thickness requirements of finished products among different welding layers, and respectively preparing the thickness of 7A01 in 3-layer rolling and 2-layer rolling;
the second step is that: after the 7A52 cast ingot is milled, the upper surface and the lower surface of the cast ingot are coated with a 7A01 alloy aluminum plate on two sides, then the cast ingot is heated and is welded and rolled for 3 layers, and A3-layer aluminum alloy composite plate which takes 7A52 as a matrix and 7A01 as an aluminum-coated plate is prepared and is then rolled to the required thickness;
the third step: after the 7A62 cast ingot is milled, one surface of the 7A62 cast ingot is coated with a 7A01 alloy aluminum plate, then 2 layers of aluminum alloy composite plates are heated, welded and rolled to prepare 2 layers of aluminum alloy composite plates with 7A62 as a matrix and 7A01 as an aluminum-coated plate, and then the aluminum alloy composite plates are rolled to the required thickness;
the fourth step: coating the 3-layer composite plate and the 2-layer composite plate which are respectively rolled in the second step and the third step again, and facing the 7A01 coating surface of the 2-layer welded plate outwards;
the fifth step: and heating and rolling the clad composite plate in the fourth step, wherein the clad composite plate is changed into 2 layers of welding during welding, and then rolling the clad composite plate to the final required thickness of a finished product.
Example 2
As shown in fig. 3, 7 layers of welding are designed and optimized again according to a certain proportion, specifically, the welding proportion can be calculated according to the thickness of the finished composite board, and then the proper thickness of each single plate is calculated according to the thickness proportion of each single plate in the whole composite board; further, 7 layers of welding are firstly decomposed into two times of 3 layers of welding and one time of base body rolling, then two 3 layers of composite boards and one layer of base body which are welded are combined together and then the 3 layers of welding are carried out, finally, 7 layers of welding modes are realized, the difficulty and the scrapping risk of welding are reduced through redesign of a welding scheme, the welding success rate is improved, and the composite board with excellent performance is obtained.
Welding:
the first step is as follows: calculating the thickness of different alloys before welding according to the thickness requirements of finished products between different welding layers, and respectively preparing a 7A52 double-sided aluminum-clad plate, a 7A62 double-sided aluminum-clad plate and a 7A52 non-aluminum-clad plate;
the second step is that: after the 7A52 cast ingot is milled, the upper surface and the lower surface of the cast ingot are coated with a 7A01 alloy aluminum plate on two sides, then the cast ingot is heated and is welded and rolled for 3 layers, and A3-layer aluminum alloy composite plate which takes 7A52 as a matrix and 7A01 as an aluminum-coated plate is prepared and is then rolled to the required thickness;
the third step: after the 7A62 cast ingot is milled, a 7A01 alloy aluminum plate is coated on the two sides, then 3 layers of aluminum alloy composite plates are heated, welded and rolled to prepare 3 layers of aluminum alloy composite plates with 7A62 as a matrix and 7A01 as an aluminum-clad plate, and then the aluminum alloy composite plates are rolled to the required thickness;
the fourth step: sequentially coating the 7A52 non-aluminum-coated plate prepared in the first step, the 7A52 double-side-coated aluminum plate prepared in the second step and the 7A62 double-side-coated aluminum plate prepared in the third step with aluminum, and placing the 7A52 non-aluminum-coated plate in the middle;
the fifth step: and heating and rolling the three-layer composite plate coated in the fourth step, wherein the rolling is changed into 3 layers of welding during welding, and then the rolling is carried out until the final required thickness of a finished product is reached.
Example 3
Designing and optimizing the 9 layers of welding again according to a certain proportion, specifically, calculating the welding proportion according to the thickness of the finished composite board, and then calculating the proper thickness of each single board according to the thickness proportion of each single board in the whole composite board; further, firstly, 9 layers of welding are decomposed into 3 layers of welding twice, two layers of welding twice and one-time matrix rolling, then three 3 layers of composite plates which are welded are combined together and then the 3 layers of welding are carried out, finally, 9 layers of welding modes are achieved, the difficulty and the scrap risk of welding are reduced through redesign of a welding scheme, the welding success rate is improved, and the composite plates with excellent performance are obtained.
Welding:
the first step is as follows: calculating the thickness of different alloys before welding according to the thickness requirements of finished products between different welding layers, and respectively preparing a 7A52 double-sided aluminum-clad plate, a 7A62 single-sided aluminum-clad plate and a 7A52 non-aluminum-clad plate;
the second step is that: after the 7A52 cast ingot is milled, the upper surface and the lower surface of the cast ingot are coated with a 7A01 alloy aluminum plate on two sides, then the cast ingot is heated and is welded and rolled for 3 layers, and A3-layer aluminum alloy composite plate which takes 7A52 as a matrix and 7A01 as an aluminum-coated plate is prepared and is then rolled to the required thickness;
the third step: after the 7A62 cast ingot is milled, a 7A01 alloy aluminum plate is coated on one side of the milled ingot, then 2 layers of aluminum alloy composite plates which take 7A62 as a matrix and 7A01 as an aluminum-clad plate are prepared by heating, welding and rolling, and then the aluminum alloy composite plates are rolled to the required thickness;
the fourth step: preparing a 7A52 non-clad aluminum plate in the first step, preparing a 7A62 single-clad aluminum plate in the third step, placing a 7A01 layer in the middle, and performing 2-layer welding to form a three-layer composite plate with upper and lower surfaces made of 7A52 and 7A62 alloys and the middle made of 7A52 alloy;
the fifth step: and (3) respectively placing the three-layer composite board prepared in the second step on the upper surface and the lower surface of the three-layer welded board prepared in the fourth step to form a three-layer combination of the upper, middle and lower three-layer welded boards, then heating and rolling, wherein the welding time is changed into 3 layers of welding, and the final required thickness of a finished product is obtained through rolling.
The welding process adopts sectional welding instead of one-time welding, so that the thicknesses of layers with different thicknesses after welding are more uniform and stable; the welding process has no bubble, and can solve the problems of interlayer bubble and surface bubble caused by multilayer welding.
The welding process of the aluminum alloy composite plate provided by the application is described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are merely provided to assist in understanding the process and its core concepts of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (5)
1. A welding process of an aluminum alloy composite plate is applied to processing of a composite plate with at least 7 plate monomers, and is characterized by comprising the following steps:
step S1: calculating the thickness of each plate monomer before welding according to the thickness requirement of the finished product of the composite plate and the thickness proportion of different composite layers, and preparing each plate monomer;
step S2: welding and rolling at least two plate monomers to form transition plates, and welding and rolling each transition plate to obtain a finished product, or welding and rolling the transition plates and the plate monomers to obtain a finished product;
the composite plate comprises 7 layers of aluminum-clad plates, a first base body, an aluminum-clad plate, a second base body and an aluminum-clad plate from top to bottom in sequence;
the step S2 includes the steps of:
step S21: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a first transition plate;
step S22: welding and rolling the second substrate and the aluminum clad plates positioned on the front and back sides of the second substrate to form a second transition plate;
step S23: welding and rolling the first transition plate, the first substrate and the second transition plate to obtain a finished product;
or the number of the layers of the composite board is 9, and the composite board sequentially comprises an aluminum-clad plate, a first base body, an aluminum-clad plate, a second base body, an aluminum-clad plate, a first base body and an aluminum-clad plate from top to bottom;
the step S2 includes the steps of:
step S21: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a first transition plate;
step S22: welding and rolling the second substrate and the aluminum clad plate positioned on the front surface of the second substrate to form a second transition plate;
step S23: welding and rolling the first substrate and the second transition plate to form a third transition plate;
step S24: welding and rolling the first substrate and the aluminum clad plates positioned on the front and back sides of the first substrate to form a fourth transition plate;
step S25: and welding and rolling the first transition plate, the third transition plate and the fourth transition plate to obtain a finished product.
2. The welding process of aluminum alloy composite plates according to claim 1, wherein the aluminum alloy composite plates are 7000 series aluminum alloy composite plates.
3. The welding process of aluminum alloy composite plates according to claim 1, wherein the aluminum-clad plate is a 7A01 aluminum alloy plate monomer, the first substrate is a 7A52 aluminum alloy plate monomer, and the second substrate is a 7A62 aluminum alloy plate monomer.
4. The welding process of the aluminum alloy composite plate according to claim 1, wherein the step S1 of calculating the thickness of each plate monomer before welding specifically comprises: and calculating the thickness of the first base body and the aluminum-clad plate before welding according to the thickness of the preprocessed second base body.
5. The welding process of the aluminum alloy composite plate as claimed in claim 4, wherein the pre-processing of the second substrate is specifically as follows: and rolling the casting blank of the second substrate to a preset width.
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| RU2528926C1 (en) * | 2013-04-30 | 2014-09-20 | Федеральное государственное бюджетное учреждение науки Институт машиноведения Уральского отделения Российской академии наук (ИМАШ УрО РАН) | Method of making metal-matrix composite material |
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| CN108909138A (en) * | 2018-06-22 | 2018-11-30 | 广西南南铝加工有限公司 | A kind of preparation method of 1xxx/7xxx Al alloy composite |
| CN109082567A (en) * | 2018-09-26 | 2018-12-25 | 银邦金属复合材料股份有限公司 | A kind of preparation method of aluminum alloy composite board |
| CN109263179A (en) * | 2018-09-26 | 2019-01-25 | 银邦金属复合材料股份有限公司 | A kind of shock resistance aluminum alloy composite board and preparation method thereof |
| CN109482649A (en) * | 2018-12-05 | 2019-03-19 | 江苏润邦新材料集团有限公司 | A kind of multilayer high interfacial bonding strength and the stratiform Al alloy composite of high clad ratio and preparation method thereof |
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