CN102489961A - Method for producing high-purity aluminum-based composite board - Google Patents

Method for producing high-purity aluminum-based composite board Download PDF

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Publication number
CN102489961A
CN102489961A CN2011104155845A CN201110415584A CN102489961A CN 102489961 A CN102489961 A CN 102489961A CN 2011104155845 A CN2011104155845 A CN 2011104155845A CN 201110415584 A CN201110415584 A CN 201110415584A CN 102489961 A CN102489961 A CN 102489961A
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CN
China
Prior art keywords
composite board
base composite
aluminium base
rolling
purity aluminium
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011104155845A
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Chinese (zh)
Inventor
冯杰
陈新民
林林
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Southwest Aluminum Group Co Ltd
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Southwest Aluminum Group Co Ltd
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Application filed by Southwest Aluminum Group Co Ltd filed Critical Southwest Aluminum Group Co Ltd
Priority to CN2011104155845A priority Critical patent/CN102489961A/en
Publication of CN102489961A publication Critical patent/CN102489961A/en
Pending legal-status Critical Current

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Abstract

The invention provides a method for producing a high-purity aluminum-based composite board. The method comprises the following steps of: 1) casting an aluminum alloy ingot; 2) milling the surface of the aluminum alloy ingot; 3) rolling a matrix, namely heating the aluminum alloy ingot of which the surface is milled, and performing hot rolling to ensure that the aluminum alloy ingot is rolled to form laminated metal matrixes with a certain thickness; 4) performing seam rolling, namely rolling the matrixes, laminating the laminated metal matrixes, performing hot rolling again, and applying pressure onto laminated metal through a roller in the rolling process to ensure that double metal combined surfaces are welded together through metal diffusion; 5) performing cold rolling, namely rolling the welded metal back and forth to obtain a high-purity aluminum-based composite board blank; 6) transversely cutting, and determining the dimension to obtain the high-purity aluminum-based composite board blank with a required dimension; and 7) performing annealing treatment to obtain the high-purity aluminum-based composite board with the required dimension. By the method for producing the high-purity aluminum-based composite board, the surface quality of the obtained high-purity aluminum-based composite board is improved.

Description

The production method of high-purity aluminium base composite board
Technical field
The present invention relates to high-purity aluminium base composite board manufacturing technology field, more particularly, relate to a kind of production method of high-purity aluminium base composite board.
Background technology
High-purity aluminium base composite board is mainly as bottle lid of cosmetics; This bottle cap mainly is to obtain through high-purity aluminium base composite board being carried out electrobrightening processing back punch forming; Its electrobrightening is handled and is specially: high-purity aluminium base composite board is placed in the electrolytic cell; Through cell reaction it is carried out surface treatment, make its bright in color, even.Because the surface quality of high-purity aluminium base composite board can influence the flowability in its punching out process with its composite bed uniformity; This flowability can influence the punch forming effect, so this area is very high with its composite bed uniformity requirement to the surface quality of high-purity aluminium base composite board.
High-purity aluminium base composite board is rolling by the stack of two or more aluminum alloy plate materials, the big a kind of matrix material that is called of the shared percentage of thickness wherein, another kind of or other be called coating layer material.
At present, the step of the production method of high-purity aluminium base composite board is following:
A) Birmasil ingot casting;
B) aluminium alloy cast ingot is milled face, reduce its roughness;
C) roll matrix:
Aluminium alloy cast ingot to milling behind the face heats and hot rolling, makes it be rolled down to certain thickness and forms the lamination metal matrix;
D) seam is rolling:
Roll behind the matrix carrying out heating rolling again after the stack of lamination metal matrix, in the operation of rolling, lamination metal is exerted pressure, make bimetallic combination face together through the metal proliferation welding through roll;
E) cold rolling:
Rolling back and forth to the metal after the seam, it is woollen to obtain high-purity aluminium base composite board;
F) air cushion furnace annealing:
High-purity aluminium base composite board woolen cloth is carried out annealing in process, make it reach certain intensity and hardness;
G) crosscut scale:
High-purity aluminium base composite board woolen cloth to after the annealing in process is sheared, and through straightener it is aligned then, obtains the high-purity aluminium base composite board of required size;
H) packing:
High-purity aluminium base composite board to obtaining required size is packed.
But; In the production method of this high-purity aluminium base composite board, carry out also will carrying out the crosscut scale in the step g) after the air cushion furnace annealing in the step f), because this sheet material annealing back hardness is lower; The surface easy damaged is easy to cause the surface quality of high-purity aluminium base composite board of manufacturing poor.
Secondly, the rolling middle drafts of seam is not explicitly called in the step d) of this production method causes the double-level-metal changing of the relative positions, the uniformity of high-purity aluminium base composite board that influence is made easily.
Drafts is meant that roll whenever rolls a time and produces the amount of depressing on the rolled piece surface after being under pressure; It is exactly a passage that rolled piece is gone over roll gap; Under the roll compacting in the process, the difference that deducts the thickness after the rolling with the thickness of workpiece before roll is exactly a drafts.
In sum, how a kind of production method of high-purity aluminium base composite board being provided, to improve the surface quality of its high-purity aluminium base composite board that obtains, is the technical problem that present those skilled in the art need to be resolved hurrily.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of production method of high-purity aluminium base composite board, to improve the surface quality of its high-purity aluminium base composite board that obtains.
In order to achieve the above object, the present invention provides following technical scheme:
A kind of production method of high-purity aluminium base composite board may further comprise the steps:
1) Birmasil ingot casting;
2) said aluminium alloy cast ingot is milled face;
3) roll matrix:
Aluminium alloy cast ingot to milling behind the face heats and hot rolling, makes it be rolled down to certain thickness and forms the lamination metal matrix;
4) seam is rolling:
Roll behind the matrix carrying out heating rolling again after the said lamination metal matrix stack, in the operation of rolling, lamination metal is exerted pressure, make bimetallic combination face together through the metal proliferation welding through roll;
5) cold rolling:
Rolling back and forth to the metal after the seam, it is woollen to obtain high-purity aluminium base composite board;
6) crosscut scale:
Said high-purity aluminium base composite board woolen cloth is sheared, through straightener it is aligned then, the high-purity aluminium base composite board that obtains required size is woollen;
7) annealing in process:
High-purity aluminium base composite board woolen cloth to behind the crosscut scale carries out annealing in process, makes it reach certain intensity and hardness, can obtain the high-purity aluminium base composite board of required size.
Preferably, in the production method of above-mentioned high-purity aluminium base composite board, also comprise after the step 7): the high-purity aluminium base composite board to after the annealing in process is packed.
Preferably, in the production method of above-mentioned high-purity aluminium base composite board, also comprise between step 3) and the step 4):
Press the given gap values between rollers of thickness of lamination metal, lamination metal is carried out smooth, lamination metal is in contact with one another.
Preferably, in the production method of above-mentioned high-purity aluminium base composite board, the operation of rolling is specially described in the step 4):
Adopt passage under the light reduction, middle rolling toward both sides respectively from lamination metal, make its seam.
Preferably, in the production method of above-mentioned high-purity aluminium base composite board, the annealing in process in the step 7) specifically adopts batch annealing to handle.
In the production method of high-purity aluminium base composite board provided by the invention, may further comprise the steps:
1) Birmasil ingot casting:
Each metallic element that the high-purity aluminium base composite board of production is needed carries out melting under certain condition in the desirable ingredients ratio, under the condition of setting, is cast as aluminium alloy cast ingot then;
2) said aluminium alloy cast ingot is milled face, make the surface of said aluminium alloy cast ingot reach certain roughness requirement;
3) roll matrix:
Aluminium alloy cast ingot to milling behind the face heats and hot rolling, makes it be rolled down to certain thickness and forms the lamination metal matrix;
4) seam is rolling:
Roll behind the matrix carrying out heating rolling again after the said lamination metal matrix stack, in the operation of rolling, lamination metal is exerted pressure, make bimetallic combination face together through the metal proliferation welding through roll;
5) cold rolling:
Rolling back and forth to the metal after the seam, it is woollen to obtain high-purity aluminium base composite board;
6) crosscut scale:
Said high-purity aluminium base composite board woolen cloth is sheared, through straightener it is aligned then, the high-purity aluminium base composite board that obtains required size is woollen;
7) annealing in process:
High-purity aluminium base composite board woolen cloth to behind the crosscut scale carries out annealing in process, makes it reach certain intensity and hardness, can obtain the high-purity aluminium base composite board of required size.
In the production method of high-purity aluminium base composite board provided by the invention, the step of annealing in process of the prior art is placed on after the step of crosscut scale, can obtains the high-purity aluminium base composite board of required size after the annealing; Because said high-purity aluminium base composite board woolen cloth carries out shearing and the aligning in the crosscut scale step down after cold rolling; Cold rolling later material itself has certain intensity and hardness, can avoid contacting with machine row blemish such as the sticking wound that causes, scratch to a great extent; Improved the surface quality of resulting high-purity aluminium base composite board.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the production method of high-purity aluminium base composite board of providing of the embodiment of the invention.
The specific embodiment
The embodiment of the invention provides a kind of production method of high-purity aluminium base composite board, has improved the surface quality of its high-purity aluminium base composite board that obtains.
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Please refer to accompanying drawing 1, Fig. 1 is the schematic flow sheet of the production method of high-purity aluminium base composite board of providing of the embodiment of the invention.
In the production method of high-purity aluminium base composite board provided by the invention that the embodiment of the invention provides, may further comprise the steps:
1) Birmasil ingot casting:
Each metallic element that the high-purity aluminium base composite board of production is needed carries out melting under certain condition in the desirable ingredients ratio, under the condition of setting, is cast as aluminium alloy cast ingot then;
2) said aluminium alloy cast ingot is milled face, make the surface of said aluminium alloy cast ingot reach certain roughness requirement;
3) roll matrix:
Aluminium alloy cast ingot to milling behind the face heats and hot rolling, makes it be rolled down to certain thickness and forms the lamination metal matrix;
4) seam is rolling:
Roll behind the matrix carrying out heating rolling again after the said lamination metal matrix stack, in the operation of rolling, lamination metal is exerted pressure, make bimetallic combination face together through the metal proliferation welding through roll;
5) cold rolling:
Rolling back and forth to the metal after the seam, it is woollen to obtain high-purity aluminium base composite board;
6) crosscut scale:
Said high-purity aluminium base composite board woolen cloth is sheared, through straightener it is aligned then, the high-purity aluminium base composite board that obtains required size is woollen;
7) annealing in process:
High-purity aluminium base composite board woolen cloth to behind the crosscut scale carries out annealing in process, makes it reach certain intensity and hardness, can obtain the high-purity aluminium base composite board of required size.
In the production method of high-purity aluminium base composite board that the embodiment of the invention provides, the step of annealing in process of the prior art is placed on after the step of crosscut scale, can obtains the high-purity aluminium base composite board of required size after the annealing; Because said high-purity aluminium base composite board woolen cloth carries out shearing and the aligning in the crosscut scale step down after cold rolling; Cold rolling later material itself has certain intensity and hardness, can avoid contacting with machine row blemish such as the sticking wound that causes, scratch to a great extent; Improved the surface quality of resulting high-purity aluminium base composite board.
In order to reduce the wearing and tearing that said high-purity aluminium base composite board possibly receive in transportation, in the production method of above-mentioned high-purity aluminium base composite board, also comprise after the step 7): the high-purity aluminium base composite board to after the annealing in process is packed.
Preferably, in the production method of above-mentioned high-purity aluminium base composite board, also comprise between step 3) and the step 4):
Press the given gap values between rollers of thickness of lamination metal, lamination metal is carried out smooth, lamination metal is in contact with one another.
Concrete, in the production method of above-mentioned high-purity aluminium base composite board, the operation of rolling is specially described in the step 4):
Adopt passage under the light reduction, middle rolling toward both sides respectively from lamination metal, make its seam; Adopt in the production process of the method, when seam was rolling, lamination metal did not produce relative slip basically, and uniformity is better after the seam.
Drafts is meant that roll whenever rolls a time and produces the amount of depressing on the rolled piece surface after being under pressure; It is exactly a passage that rolled piece is gone over roll gap; Under the roll compacting in the process, the difference that deducts the thickness after the rolling with the thickness of workpiece before roll is exactly a drafts.
In order further to optimize technique scheme; Annealing in process in the step 7) specifically adopts batch annealing to handle, and compares and the air cushion furnace annealing in process, when adopting batch annealing to handle; Sheet material does not contact with machine row, has avoided that it contacts the surface damage that causes with roller in annealing process.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.

Claims (5)

1. the production method of a high-purity aluminium base composite board is characterized in that, may further comprise the steps:
1) Birmasil ingot casting;
2) said aluminium alloy cast ingot is milled face;
3) roll matrix:
Aluminium alloy cast ingot to milling behind the face heats and hot rolling, makes it be rolled down to certain thickness and forms the lamination metal matrix;
4) seam is rolling:
Roll behind the matrix carrying out heating rolling again after the said lamination metal matrix stack, in the operation of rolling, lamination metal is exerted pressure, make bimetallic combination face together through the metal proliferation welding through roll;
5) cold rolling:
Rolling back and forth to the metal after the seam, it is woollen to obtain high-purity aluminium base composite board;
6) crosscut scale:
Said high-purity aluminium base composite board woolen cloth is sheared, through straightener it is aligned then, the high-purity aluminium base composite board that obtains required size is woollen;
7) annealing in process:
High-purity aluminium base composite board woolen cloth to behind the crosscut scale carries out annealing in process, makes it reach certain intensity and hardness, can obtain the high-purity aluminium base composite board of required size.
2. the production method of high-purity aluminium base composite board according to claim 1 is characterized in that, also comprise after the step 7): the high-purity aluminium base composite board to after the annealing in process is packed.
3. the production method of high-purity aluminium base composite board according to claim 1 is characterized in that, also comprises between step 3) and the step 4):
Press the given gap values between rollers of thickness of lamination metal, lamination metal is carried out smooth, lamination metal is in contact with one another.
4. the production method of high-purity aluminium base composite board according to claim 3 is characterized in that, the operation of rolling is specially described in the step 4):
Adopt passage under the light reduction, middle rolling toward both sides respectively from lamination metal, make its seam.
5. the production method of high-purity aluminium base composite board according to claim 1 is characterized in that, the annealing in process in the step 7) specifically adopts batch annealing to handle.
CN2011104155845A 2011-12-13 2011-12-13 Method for producing high-purity aluminum-based composite board Pending CN102489961A (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104439982A (en) * 2014-12-12 2015-03-25 西南铝业(集团)有限责任公司 Production process of 5083H321 aluminum alloy plates
CN105499922A (en) * 2015-12-15 2016-04-20 西南铝业(集团)有限责任公司 Laminated rolling process for thick aluminium alloy plates
CN107649828A (en) * 2016-07-26 2018-02-02 福特汽车公司 The method that opening is processed in multiple blanks
CN112692514A (en) * 2020-12-03 2021-04-23 河南省西交轻质合金新材料研究院有限公司 Method for producing alloy/metal-based composite material plate by using circular ingot blank

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US4976790A (en) * 1989-02-24 1990-12-11 Golden Aluminum Company Process for preparing low earing aluminum alloy strip
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CN101476067A (en) * 2009-02-17 2009-07-08 中铝河南铝业有限公司 Aluminum alloy strip assembly for umbrella framework and machining technique thereof
CN101844162A (en) * 2010-04-28 2010-09-29 首钢总公司 Method for removing residual stress of hot-rolling high-strength steel
CN102191414A (en) * 2011-04-13 2011-09-21 河南顺源宇祥铝业科技有限公司 Aluminum alloy cable strap material and production method thereof

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US4976790A (en) * 1989-02-24 1990-12-11 Golden Aluminum Company Process for preparing low earing aluminum alloy strip
US4929285A (en) * 1989-05-04 1990-05-29 Aluminum Company Of America Aluminum sheet product having reduced earing and method of making
JPH09279320A (en) * 1996-04-10 1997-10-28 Toyo Kohan Co Ltd Production of resin-coated aluminum alloy sheet for can formed by deep drawing and ironing
CN1644736A (en) * 2005-01-21 2005-07-27 中南大学 6063 aluminium alloy with high strength and elongation coefficient an dproduction thereof
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104439982A (en) * 2014-12-12 2015-03-25 西南铝业(集团)有限责任公司 Production process of 5083H321 aluminum alloy plates
CN105499922A (en) * 2015-12-15 2016-04-20 西南铝业(集团)有限责任公司 Laminated rolling process for thick aluminium alloy plates
CN107649828A (en) * 2016-07-26 2018-02-02 福特汽车公司 The method that opening is processed in multiple blanks
CN107649828B (en) * 2016-07-26 2021-07-02 福特汽车公司 Method for machining openings in a plurality of blanks
CN112692514A (en) * 2020-12-03 2021-04-23 河南省西交轻质合金新材料研究院有限公司 Method for producing alloy/metal-based composite material plate by using circular ingot blank

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Application publication date: 20120613