CN101845575A - Production method of aluminum plate for producing deep-drawing wine bottle cap by using 8011 alloy cast-rolling aluminum material - Google Patents
Production method of aluminum plate for producing deep-drawing wine bottle cap by using 8011 alloy cast-rolling aluminum material Download PDFInfo
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Abstract
The invention discloses a production method for an aluminum plate for producing a deep-drawing wine bottle cap by using a 8011 alloy cast-rolling aluminum material and aims at overcoming the defects of complicated production process, low finished product rate and high production cost in the prior art for producing a deep-drawing wine bottle cap product by using a hot-rolling aluminum blank. The blank aluminum plate for producing a daily aluminum product in the prior art is used for producing the deep-drawing wine bottle cap and has the defects of low tensile strength and poor deep-drawing performance, so that the invention provides the production method for an aluminum plate for producing the deep-drawing wine bottle cap by using the 8011 alloy cast-rolling aluminum material. The blank aluminum plate meeting the requirement on the deep-drawing wine bottle cap product can be produced by carrying out optimal blending, multiple-pass squeezing and annealing treatment on the 8011 alloy cast-rolling aluminum material on the basis of a process method of the aluminum plate for deeply drawing a daily aluminum product, and has the finished product rate of over 98 percent. Compared with the traditional blank for producing a hot-rolling aluminum plate, the production process is simple, the production efficiency can be improved by 3-5 times, the production cost can be saved by 1000-1200yuan, i.e. calculated by the production scale of annually producing 5000tons, the annual saved cost reaches 5-7millions, and the economic benefit is considerable.
Description
Technical field
The invention belongs to and make the making method of deep-drawing wine bottle cap product with aluminium sheet.
Background technology
Prior art is produced the deep-draw product of aluminium material, and employed blank generally is to adopt the hot rolled aluminium deep-draw to become, and hot rolled aluminium rolling aluminum ingot rolling.Therefore the thickness of rolling aluminum ingot casting when aluminium sheet is used in rolling deep-draw, need carry out more than 20 pressure rolling more than the passage to above-mentioned ingot casting generally at 20-30mm, just can make the aluminium sheet that deep-draw aluminium product is used.
Because good through the hot rolled aluminium structure property after the multi-pass pressure rolling, its tensile strength, unit elongation and earing rate all can reach the requirement of production deep-draw product, therefore be used widely.Make aluminium matter bottle lid at present, adopt hot rolling ingot to be rolled into aluminium sheet exactly, carry out deep-draw with the aluminium sheet after rolling as blank again and produce.
Though it is good to use above-mentioned hot rolled aluminium to make blank manufacturing deep-drawing wine bottle cap performance, but weak point is arranged also, that is exactly: because rolling aluminum ingot casting thickness is at 20-30mm, and the aluminium sheet blank thickness requirement that is used for deep-draw aluminium bottle lid only is about 0.2mm, therefore the rolling aluminum ingot casting to be made the aluminium sheet of deep-draw aluminium bottle lid, manufacturing procedure is many, complex process, production cost height; Simultaneously long processing time, to take equipment many, and manufacturing procedure many can increase the difficulty of control quality product, strengthened bottle lid production cost of products.
In order to reduce the cost of deep-draw aluminium product, the casting 8011 alloy aluminiums of the producer's tentative standard that has at present are as producing the deep-drawing wine bottle cap blank.Because the casting thickness of existing casting aluminium blank can be controlled at about 7.5mm, the technology that is processed into bottle lid aluminium sheet is less with regard to much simple, follow-up processing passage relatively, and qualification rate is higher relatively, and the production cost that manufactures the bottle lid also can reduce.But, produce deep-drawing wine bottle cap owing to directly use 8011 alloy casting aluminiums, the percentage range that contained Si, Fe, Ti composition require in 8011 alloys is big, and Mn wherein, Mg, Cu content of elements percentage range are also big, and to adopt conventional casting-rolling technology production method and conventional cold rolling and annealing process be the requirement that is difficult to reach the deep-draw product.Mainly be the earing rate shakiness, qualification rate is low, can't satisfy the requirement that aluminium matter bottle lid is produced, and for this reason, the processing producer of bottle lid still adopts expensive rolling aluminum blank production at present.
Application number is 200910016884.9, name is called the application for a patent for invention of " method of cast-rolling blank for producing deep-drawing daily aluminum product ", the further processing treatment of material with conventional production casting aluminium blank is disclosed, after being about to of the method fusing of casting aluminium blank according to routine, add a part of auxiliary material again and carry out casting through special processing method, cold rolling and anneal, the deep-draw casting aluminium blank of making, its tensile strength can reach 70-80MPa, unit elongation can reach 25-30%, the deep-draw height can reach 400mm, its earing rate can reach no otic placode, yield rate can reach 95-98%, can satisfy fully and make as aluminum pot, the requirement of deep-drawing daily aluminum products such as aluminium kettle.
But, daily aluminum products such as deep-draw such as aluminum pot, aluminium kettle, generally at 0.5-1.0mm, alloy state is 1050-0, requires its tensile strength at 70-80MPa as the aluminium plate thickness of blank for it.If produce the wine bottle cap by using aluminium sheet according to the method for above-mentioned 200910016884.9 patent applications, because will be about 0.2mm as the thickness of deep-drawing wine bottle cap by using blank aluminium sheet, and the profile of bottle lid is again little, deep-draw difficulty comparatively speaking is big, require the tensile strength of cast-rolling stock aluminium sheet to require generally to be not less than 140MPa, its alloy state is 8011-H16, requires not only to have certain intensity, and reaches no otic placode after the deep-draw.Like this, use the aluminium sheet of daily aluminum products such as above-mentioned deep-draw aluminum pot, aluminium kettle to produce deep-drawing wine bottle cap, obviously do not reach requirement.How to use 8011 low alloy casting aluminiums of production cost to make deep-drawing wine bottle cap, need solve at present.
Summary of the invention
Technical problem to be solved by this invention is that it is low with rolling aluminum blank production deep-drawing wine bottle cap product processes complexity, yield rate to overcome prior art, the production cost height; Produce the aluminium sheet blank of daily aluminum product with existing rolling casting technology and produce deep-drawing wine bottle cap, the shortcoming that its tensile strength is low, deep drawability is bad provides a kind of 8011 alloy casting aluminiums to produce the making method of deep-drawing wine bottle cap by using aluminium sheet.
In order to solve the problems referred to above that prior art exists, the present invention adopts following processing method to realize:
Is that 200910016884.9 production craft step is carried out: 1) melting casting with 8011 alloy casting aluminiums according to application number: be about to 8011 alloy shove charges fusing, the fusing back adds no sodium refining agent, no sodium slagging agent and nitrogen and mixes, remove slag and fall stove, add titanium boron fining agent again, aluminum melt is imported the casting and rolling machine casting and be rolled into aluminium blank volume; 2) cold rolling blank; 3) anneal; It is characterized in that:
1) when the melting casting, the optimization that 8011 alloy proportion component contents are done is among a small circle regulated: make the components by weight percent content of Si be allocated as the 0.5-0.58% that accounts for described alloy gross weight, the components by weight percent content of Fe is allocated as the 0.6-0.68% that accounts for described alloy gross weight, and the components by weight percent content of Ti is allocated as the 0.015-0.025% that accounts for described alloy gross weight; Simultaneously, make the components by weight percent content of Mn, Mg, Cu trace element, account for described alloy gross weight≤0.03% respectively.
2) when cold rolling, on cold-rolling mill, divide 9-10 passage to carry out cold rolling processing above-mentioned aluminium cast-rolling stock, preceding four passages are all rolling with the draught of 10-25% thickness, last passage of finished product is rolling with the draught of 10-25% thickness, an intermediary 4-5 passage is with the rolling distribution of the draught of 30-40% thickness, and final finished thickness is 0.19-0.21mm;
3) anneal
In the making processes of cold rolling blank, carry out twice process annealing:
The high temperature homogenizing annealing of primary selected thickness 2.0-2.5mm is handled, and annealing temperature 530-550 degree, its constant temperature time are to come out of the stove after 16-20 hour;
Secondary selected thickness is the process annealing of 0.4-0.6mm, annealing temperature 430-450 degree, adopt empty stove earlier to be warming up to the quick annealing method that reenters stove behind the design temperature, its constant temperature time is to come out of the stove after the blowing out insulation 1 as a child after 10-12 hour, cold rollingly more at last makes above-mentioned final finished desired thickness.
Advantage of the present invention and positively effect are, because the present invention is in 8011 alloy melting strip casting processes, weight to its contained Si, Fe and Ti component, and Mn, Mg, Cu trace element composition carried out optimizing allotment, adopt casting advanced person's production technology, the anneal of rolling and twice different process of multi-pass that adopts different ratios to distribute simultaneously, aluminium sheet tissue after the processing is arranged evenly, satisfied the system ear requirement of deep-draw bottle cap.Through test, the tensile strength of cast-rolling stock finished product aluminium sheet can reach 140-150MPa, and deep-draw highly is 6cm, and the system ear is no otic placode, and its unit elongation also can satisfy the requirement of producing bottle lid product fully.The aluminium sheet deep-drawing wine bottle cap product that uses above-mentioned manufacture method to produce, yield rate reaches more than 98%, and surface-brightening, attractive in appearance.Compare with existing production hot rolled aluminium blank, production technique is simple, and production efficiency can improve 3-5 doubly, the production cost 1000-1200 unit that saves per ton, to produce 5000 tons industrial scale calculating per year, a year saving cost reaches ten thousand yuan of 500-700, and economic benefit is very considerable.
Embodiment
The invention will be further described below in conjunction with embodiment.
Embodiment one:
The present invention produces deep-drawing wine bottle cap blank aluminium sheet with 8011 alloy casting aluminiums, adopts following processing method production (as follows embodiment one):
1), melting casting
(1) the casting 8011 alloy deep punching aluminiums with routine melt according to the method shove charge of routine;
(2) after aluminum all is fused into aluminum melt, through chemically examining the alloy content of determining aluminum melt, then its formulated component is optimized allotment, make the components by weight percent content of Si in the alloy account for 0.5% of described alloy gross weight, the components by weight percent content of Fe accounts for 0.6% of described alloy gross weight, and the components by weight percent content of contained Ti accounts for 0.015% of described alloy gross weight; Simultaneously, Mn, Mg, Cu trace element account for described alloy gross weight difference 0.02%;
(3) composition of molten aluminium alloy qualified after, falling 0.5 hour of stokehold, the no sodium slagging agent pulvis of the no sodium refining agent of HSGJ-6 model and HT-LWQ model is mixed and purity is that the spraying pressure that 99.999% nitrogen one is reinstated 20MPa sprays in the aluminum melt;
In the middle of the process of aluminum fusing, successively stir 4 times.The amount that no sodium refining agent adds is 0.12% of an aluminum melt weight, the amount that no sodium slagging agent adds is 0.08% of an aluminum weight, the amount that adds nitrogen is 0.8% of an aluminum weight, treat that aluminum melt mixes fully in above-mentioned no sodium refining agent, no sodium slagging agent and nitrogen and the stove, assorted slag removes slag after floating, fall stove in the mode of routine then;
(4) added the boron titanium fining agent of 40Ti4B type behind the stove in 10 minutes, and stir, its add-on is 0.008% of an aluminum melt weight;
(5) with the aluminium blank of aluminum melt in the stove by chute inflow casting and rolling machine casting rolling, sotck thinkness is controlled at 7.4mm;
2), cold rolling blank
On cold-rolling mill, divide 10 passages to carry out cold rolling blank processing, preceding four passages are rolling with the draught of 25% thickness, last passage is rolling with the draught of 20% thickness, 5 passages of intermediary are all rolling with the draught of 40% thickness, coming final cold rolling finished product thickness is 0.19mm, improve the internal arrangement of aluminium sheet tissue, help deep-draw more.
3), anneal is twice
In the cold rolling blank course of processing, for the first time selected thickness 2.0mm is thick, and annealing temperature is set 530 degree, and constant temperature time was come out of the stove in 16 hours;
For the second time selected thickness 0.4mm is thick, and annealing temperature is set at 430 degree, and empty stove is warming up to 430 degree fed to boiler earlier, and constant temperature is incubated 1 hour after 10 hours and comes out of the stove, and the production of deep-drawing wine bottle cap by using aluminium sheet is finished.
Embodiment two:
The present invention adopts following processing method production:
1), melting casting
(1) with of the method shove charge fusing of conventional production casting 8011 alloy deep punching aluminiums according to routine;
(2) after aluminum all is fused into aluminum melt, through chemically examining the alloy content of determining aluminum melt, then its formulated component content is optimized allotment, make the components by weight percent content of Si in the alloy account for 0.55% of described alloy gross weight, the components by weight percent content of Fe accounts for 0.63% of described alloy gross weight, and the components by weight percent content of contained Ti accounts for 0.02% of described alloy gross weight; Simultaneously, Mn, Mg, Cu trace element account for described alloy gross weight difference 0.02%;
(3), after aluminum all is fused into aluminum melt, falling 0.5 hour of stokehold, the no sodium refining agent of HSGJ-6 model and HT-LWQ are not had that sodium slagging agent pulvis mixes and spraying pressure that nitrogen one is reinstated 20MPa sprays in the aluminum melt; The nitrogen of described adding is that purity is 99.999% high-purity nitrogen;
In the middle of the process of aluminum fusing, successively stir 5 times.The amount that no sodium refining agent adds is 0.1% of an aluminum melt weight, and the amount that no sodium slagging agent adds is 0.1% of an aluminum weight, and the amount that nitrogen adds is 0.85% of an aluminum weight; Wait not have that aluminum melt mixes fully in sodium refining agent, no sodium slagging agent and nitrogen and the stove, assorted slag removes slag after floating, fall stove in the mode of routine then;
(4), fall and in 10 minutes, to add the boron titanium fining agent of 40Ti4B type behind the stove, and stir, its add-on is 0.01% of an aluminum melt weight;
(5), molten aluminium alloy in the stove is flowed into the aluminium blank of casting and rolling machine casting rolling by chute, sotck thinkness is 7.7mm;
2), cold rolling blank
On cold-rolling mill, divide 9 passages to carry out cold rolling blank processing, preceding four passages are rolling with the draught of 15% thickness, last passage is rolling with the draught of 10% thickness, 4 passages of intermediary are all rolling with the draught of 30% thickness, final cold rolling finished product thickness is 0.21mm, improve the internal arrangement of aluminium sheet tissue equally, helped deep-draw more.
3), anneal is twice
In the cold rolling blank course of processing, for the first time selected thickness 2.5mm is thick, and annealing temperature is set 550 degree, and constant temperature time was come out of the stove in 20 hours;
For the second time selected thickness 0.5mm is thick, and annealing temperature is set at 450 degree, and empty stove is warming up to 450 degree fed to boiler earlier, and constant temperature is incubated 1 hour after 12 hours and comes out of the stove, and the production of deep-drawing wine bottle cap by using blank aluminium sheet is finished.
Claims (3)
1. an alloy casting aluminium is produced the making method of deep-drawing wine bottle cap by using aluminium sheet, is that 200910016884.9 production craft step is carried out: 1) melting casting with 8011 alloy casting aluminiums according to application number: be about to 8011 alloy shove charges fusing, the fusing back adds no sodium refining agent, no sodium slagging agent and nitrogen and mixes, remove slag and fall stove, add titanium boron fining agent again, aluminum melt is imported the casting and rolling machine casting and be rolled into aluminium blank volume; 2) cold rolling blank; 3) anneal; It is characterized in that:
1) when the melting casting, the optimization that 8011 alloy proportion component contents are done is among a small circle regulated: make the components by weight percent content of Si account for the 0.5-0.58% of described alloy gross weight, the components by weight percent content of Fe accounts for the 0.6-0.68% of described alloy gross weight, and the components by weight percent content of Ti accounts for the 0.015-0.025% of described alloy gross weight; Simultaneously, make the components by weight percent content of Mn, Mg, Cu trace element, account for described alloy gross weight≤0.03% respectively;
2) when cold rolling, on cold-rolling mill, divide 9-10 passage to carry out cold rolling processing above-mentioned aluminium cast-rolling stock, preceding four passages are rolling with the draught of 10-25% thickness, last passage of finished product is rolling with the draught of 10-25% thickness, 45 passages of intermediary are all with the rolling distribution of the draught of 30-40% thickness, and final finished thickness is 0.19-0.21mm;
3) anneal
In the making processes of cold rolling blank, carry out twice process annealing:
The high temperature homogenizing annealing of primary selected thickness 2.0-2.5mm is handled, and annealing temperature 530-550 degree, its constant temperature time are to come out of the stove after 16-20 hour;
Secondary selected thickness is the process annealing of 0.4-0.6mm, annealing temperature 430-450 degree, adopt empty stove earlier to be warming up to the quick annealing method that reenters stove behind the design temperature, its constant temperature time is to come out of the stove after the blowing out insulation 1 as a child after 10-12 hour, cold rollingly more at last makes above-mentioned final finished desired thickness.
2. 8011 alloy casting aluminiums as claimed in claim 1 are produced the making method of deep-drawing wine bottle cap by using aluminium sheet, it is characterized in that:
1) when the melting casting, 8011 alloys are optimized adjusting: make the components by weight percent content of Si account for the 0.52-0.56% of described alloy gross weight, the components by weight percent content of Fe accounts for the 0.6-0.63% of described alloy gross weight, and the components by weight percent content of Ti accounts for the 0.015-0.021% of described alloy gross weight; Simultaneously, make the components by weight percent content of Mn, Mg, Cu trace element, account for described alloy gross weight≤0.02% respectively;
2) when cold rolling, on cold-rolling mill, divide 9 passages to carry out cold rolling processing above-mentioned aluminium cast-rolling stock, preceding four passages are rolling with the draught of 15-20% thickness, last passage of finished product is with the rolling distribution of the draught of 10-18% thickness, 4 passages of intermediary are all rolling with the draught of 35-40% thickness, and final finished thickness is 0.200.21mm;
3) anneal
In the making processes of cold rolling blank, carry out twice process annealing:
The high temperature homogenizing annealing of primary selected thickness 2.2-2.5mm is handled, and annealing temperature 530-540 degree, its constant temperature time are to come out of the stove in 18-20 hour;
Secondary selected thickness is the process annealing of 0.5-0.6mm, annealing temperature 440-450 degree, adopt empty stove earlier to be warming up to the quick annealing method that reenters stove behind the design temperature, its constant temperature time is to come out of the stove after the blowing out insulation 1 as a child after 10-11 hour, cold rollingly more at last makes above-mentioned final finished desired thickness.
3. 8011 alloy casting aluminiums as claimed in claim 1 are produced the making method of deep-drawing wine bottle cap by using aluminium sheet, it is characterized in that:
1) when the melting casting, 8011 alloys are optimized adjusting: make the components by weight percent content of Si account for 0.55% of described alloy gross weight, the components by weight percent content of Fe accounts for 0.62% of described alloy gross weight, and the components by weight percent content of Ti accounts for 0.021% of described alloy gross weight; Simultaneously, make the components by weight percent content of Mn, Mg, Cu trace element, account for 0.01% of described alloy gross weight respectively;
2) when cold rolling, on cold-rolling mill, divide 10 passages to carry out cold rolling processing above-mentioned aluminium cast-rolling stock, preceding four passages are rolling with the draught of 18% thickness, last passage of finished product is rolling with the draught of 15% thickness, 5 passages of intermediary are all with the rolling distribution of the draught of 40% thickness, and final finished thickness is 0.21mm;
3) anneal
In the making processes of cold rolling blank, carry out twice process annealing:
The high temperature homogenizing annealing of primary selected thickness 2.4mm is handled, and annealing temperature 540 degree, its constant temperature time are to come out of the stove in 20 hours;
Secondary selected thickness is the process annealing of 0.6mm, annealing temperature 450 degree, adopt empty stove earlier to be warming up to the quick annealing method that reenters stove behind the design temperature, its constant temperature time is to come out of the stove after the blowing out insulation 1 as a child after 10 hours, cold rollingly more at last makes above-mentioned final finished desired thickness.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102161246A (en) * | 2010-12-10 | 2011-08-24 | 西南铝业（集团）有限责任公司 | Aluminium production system |
| CN103008347A (en) * | 2012-12-27 | 2013-04-03 | 亚洲铝业（中国）有限公司 | Method for reducing probability of edge crack and strip breakage in cold continuous rolling process |
| CN103157656A (en) * | 2011-12-11 | 2013-06-19 | 浙江远景铝业有限公司 | Machining method of twist-off type anti-theft bottle cap cast rolling thin plate |
| CN108300911A (en) * | 2018-01-29 | 2018-07-20 | 安徽美信铝业有限公司 | A kind of 8111 alloy aluminium foil production method of cast-rolling stock system |
| CN110102580A (en) * | 2019-04-12 | 2019-08-09 | 郑州明泰实业有限公司 | It is a kind of for processing the 1100-H14 state aluminium alloy band production method of high-end bottle lid of cosmetics |
| CN114622114A (en) * | 2022-03-16 | 2022-06-14 | 诺文(新会)合金材料有限公司 | Method for manufacturing special aluminum sheet |
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| CN101104237A (en) * | 2007-08-15 | 2008-01-16 | 中铝瑞闽铝板带有限公司 | Method for manufacturing aluminium strip for deep punching |
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| CN1764732A (en) * | 2003-03-19 | 2006-04-26 | 诺尔斯海德公司 | A method for producing aluminium alloy sheet material and an aluminium alloy sheet |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161246A (en) * | 2010-12-10 | 2011-08-24 | 西南铝业（集团）有限责任公司 | Aluminium production system |
| CN103157656A (en) * | 2011-12-11 | 2013-06-19 | 浙江远景铝业有限公司 | Machining method of twist-off type anti-theft bottle cap cast rolling thin plate |
| CN103008347A (en) * | 2012-12-27 | 2013-04-03 | 亚洲铝业（中国）有限公司 | Method for reducing probability of edge crack and strip breakage in cold continuous rolling process |
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| CN108300911A (en) * | 2018-01-29 | 2018-07-20 | 安徽美信铝业有限公司 | A kind of 8111 alloy aluminium foil production method of cast-rolling stock system |
| CN110102580A (en) * | 2019-04-12 | 2019-08-09 | 郑州明泰实业有限公司 | It is a kind of for processing the 1100-H14 state aluminium alloy band production method of high-end bottle lid of cosmetics |
| CN110102580B (en) * | 2019-04-12 | 2020-10-27 | 郑州明泰实业有限公司 | Production method of 1100-H14 state aluminum alloy strip for processing high-end cosmetic bottle cap |
| CN114622114A (en) * | 2022-03-16 | 2022-06-14 | 诺文(新会)合金材料有限公司 | Method for manufacturing special aluminum sheet |
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Effective date of registration: 20180929 Address after: 266114 Red Island Industrial Park, Qingdao Red Island Economic Zone, Shandong Patentee after: Qingdao general Aluminium Industry Co., Ltd. Address before: 730089 Gang Zi village, Ping'an Town, Lanzhou, Gansu Patentee before: Gansu Gantang Metal Technology Co. Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20210420 |