CN108018505A - A kind of annealing device and heat treatment method of high thermal conductivity aluminium alloy - Google Patents
A kind of annealing device and heat treatment method of high thermal conductivity aluminium alloy Download PDFInfo
- Publication number
- CN108018505A CN108018505A CN201810098620.1A CN201810098620A CN108018505A CN 108018505 A CN108018505 A CN 108018505A CN 201810098620 A CN201810098620 A CN 201810098620A CN 108018505 A CN108018505 A CN 108018505A
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- China
- Prior art keywords
- aluminium alloy
- hearth furnace
- roller hearth
- thermal conductivity
- high thermal
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/20—Making alloys containing metallic or non-metallic fibres or filaments by subjecting to pressure and heat an assembly comprising at least one metal layer or sheet and one layer of fibres or filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
- C22C49/04—Light metals
- C22C49/06—Aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/043—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with silicon as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
- C23C4/08—Metallic material containing only metal elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
- B21B2001/383—Cladded or coated products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
- B21B2001/386—Plates
Abstract
A kind of annealing device and heat treatment method of high thermal conductivity aluminium alloy, are related to new-energy automobile field.The present invention a kind of annealing device and heat treatment method of high thermal conductivity aluminium alloy, including stent and the continuous rolling that is located on stent, are equipped with roller hearth furnace A, cold rolling station, roller hearth furnace B on continuous rolling successively;After first heating up at a slow speed by aluminium alloy ingot bar in roller hearth furnace A and keep the temperature a period of time, it is rapidly heated to predetermined temperature and keeps the temperature, hot rolling is carried out after cooling to certain temperature afterwards, the follow-up temperature quenching of continuing rising of hot rolling, cool down 24 it is small when after send to cold rolling station, aluminium alloy plate and carbon cloth are formed into composite plate by cold rolling, are sent into roller hearth furnace B afterwards further after heat treatment, cooling, obtains high thermal conductivity aluminium alloy plate.By the aluminum alloy heat processing unit and heat treatment method of the present invention, high thermal conductivity, the light aluminum alloy material of high intensity can be obtained, significantly improves the performance and security of new-energy automobile.
Description
Technical field
The present invention relates to new-energy automobile field, the more particularly to a kind of annealing device and Re Chu of high thermal conductivity aluminium alloy
Reason method.
Background technology
Contemporary new-energy automobile just develops towards lightweight, high speed, safety and comfort and energy saving direction.To realize this mesh
Mark, the progress and development of new-energy automobile material and technology play very important effect, and the use of light material are then to mitigate
One important measures of car weight.
At present, aluminum alloy materials are the most widely used lightweighting materials in auto manufacturing.It can be used for vehicle body material
Material and in-car parts material.With the fast development of new-energy automobile industry, the performance requirement of aluminium alloy is got in industry
Come higher.There are thermal conductivity when as auto parts and components cannot meet asking for in-car radiating requirements for existing aluminium alloy
Topic, so as to influence automotive performance and service life.How a kind of high-performance aluminium alloy with excellent thermal conductivity is obtained, for improving
Mean a great for automobile overall performance.
The content of the invention
Present invention aims at a kind of annealing device and heat treatment method of high thermal conductivity aluminium alloy is provided, solves mesh
The preceding auto parts and components heat conductivility made of aluminium alloy is not high, the problem of influencing automotive performance and service life.
To achieve the above object, the technical solution adopted by the present invention is:
A kind of annealing device of high thermal conductivity aluminium alloy, including stent and the continuous rolling that is located on stent, on the continuous rolling
Roller hearth furnace A, cold rolling station, roller hearth furnace B are equipped with successively, and the roller hearth furnace A includes two side walls, distinguishes in two side walls
Equipped with hermatic door A, hermatic door B, other two seals door is additionally provided with the furnace chamber of roller hearth furnace A, furnace chamber is divided into 3 chambers
Room, middle chamber is interior to be equipped with hot roll, and the aluminium alloy ingot bar passed through is rolled into tabular, it is true that pumping is additionally provided with roller hearth furnace A
Null device;Roller hearth furnace A has cold roll, aluminium is closed by the hermatic door B connection cold rolling stations on side wall, the cold rolling station
Golden plate is cold rolled to composite plate with carbon cloth;Cold rolling station is by hermatic door C connection roller hearth furnace B, on roller hearth furnace B opposite sides
Equipped with hermatic door D, vaccum-pumping equipment is equipped with stove;All hermatic doors are connected with vaccum-pumping equipment with central control system.
Wherein, central control system can control the open and-shut mode of hermatic door and vaccum-pumping equipment, be by center control
Unite control to hermatic door and vaccum-pumping equipment, enable aluminum alloy to keep vacuum state in any chamber where product, prevent
Aluminium alloy is aoxidized with air reaction at high temperature.
Further, spray booth is equipped between the roller hearth furnace A and the cold rolling station, on aluminium alloy plate surface
Copper coating is formed, the spray booth side is connected by hermatic door B with roller hearth furnace A, and opposite side is provided with hermatic door E, and cold
Station connection is rolled, spray gun is equipped with spray booth.
Wherein, the heat assembled on aluminium alloy quickly can be passed on carbon fiber layer and shed by the layers of copper of spraying, greatly
The radiating efficiency for improving aluminium alloy plate, prevent auto parts and components because cross cause thermal damage.
The heat treatment method of high thermal conductivity aluminium alloy is after aluminium alloy ingot bar founding, to be warming up to the speed of 1 DEG C/s
500 DEG C, 30 minutes are kept the temperature, then 1300 DEG C are warming up to the speed of 4 DEG C/s, when insulation 6-8 is small, afterwards with the speed of 0.5 DEG C/s
Degree cooling, hot pressing is carried out when dropping to 450 DEG C, is formed the alloy sheets that thickness is 1.5cm, is warming up to again with the speed of 5 DEG C/s afterwards
Quenched after 700 DEG C of insulation 1h, cooling place 24 it is small when after obtained aluminium alloy plate and carbon fiber layer are pressed, afterwards with 4 DEG C/s
Speed be warming up to 900 DEG C insulation 12 it is small when, cooling, obtain aluminium alloy plate.
Further, the step of being additionally included in aluminium alloy plate surface spraying copper after quenching.
Aluminium alloy ingot bar forms:Mg0.5-0.8wt%, Ti0.7-1.5%, Ni0.3-0.4wt%, Cr0.03-0.06wt%,
Si1.6-2.4%, remaining is Al.It is suitable for auto parts and components according to aluminum alloy materials made from said ratio, has higher hard
Degree and good composite attribute.
The beneficial effects of the present invention are:It is compound with aluminium alloy plate and carbon cloth, obtain lightweight, high thermal conductivity, height
The aluminum alloy materials of intensity, effectively raise the performance and security of new-energy automobile.
Brief description of the drawings
Fig. 1 shows aluminum alloy heat processing unit.
Embodiment
Below in conjunction with embodiment, the present invention will be described in more detail.
As shown in Figure 1, the annealing device of high thermal conductivity aluminium alloy, including stent 1 and the continuous rolling 2 that is located on stent,
Include two equipped with roller hearth furnace A3, spray booth 4, cold rolling station 5, roller hearth furnace B6, the roller hearth furnace A3 successively on continuous rolling
A side wall, is respectively equipped with hermatic door A7, hermatic door B10 in two side walls, it is close to be additionally provided with other twice in the furnace chamber of roller hearth furnace A
Seal up a door A ' 8 and hermatic door B ' 9, and furnace chamber is divided into 3 chambers, hot roll, the aluminium alloy that will pass through are equipped with middle chamber
Ingot bar is rolled into tabular, and vaccum-pumping equipment is equipped with roller hearth furnace A(Fig. 1 is not shown).Roller hearth furnace A passes through the sealing on side wall
Door B10 connection spray booths, for forming coating on aluminium alloy plate surface, spray booth opposite side is provided with hermatic door E11, and cold rolling
Station connects, and is equipped with spray gun 14 in spray booth, the cold rolling station 4 has cold roll B, by aluminium alloy plate and carbon cloth cold rolling
Into composite plate, cold rolling station 4 is equipped with sealing by hermatic door C12 connection roller hearth furnace B5, roller hearth furnace B5 opposite sides side wall
Door D13, stove is interior to be equipped with vaccum-pumping equipment(Fig. 1 is not shown), all hermatic doors and vaccum-pumping equipment are and central control system
Connection.
The method of operation of aluminum alloy heat processing unit is as follows:All hermatic doors are in opening, aluminium alloy ingot bar at the beginning
Entering the first chamber of roller hearth furnace A2 by hermatic door A, central control system control hermatic door A and E are closed, hermatic door A ',
B ' and B is opened, and vaccum-pumping equipment starts to vacuumize, and roller hearth furnace A is warming up to 500 DEG C with the speed of 1 DEG C/s after vacuumizing,
Insulation 30 minutes, is then warming up to 1300 DEG C, when insulation 6-8 is small with the speed of 4 DEG C/s, is cooled down afterwards with the speed of 0.5 DEG C/s,
When dropping to 450 DEG C, aluminium alloy ingot bar is sent into second chamber by continuous rolling, and hermatic door A ' is closed, and aluminium alloy ingot bar passes through hot roll
Hot rolling is carried out, forms the aluminium alloy plate that thickness is 1.5cm, is closed afterwards into the 3rd chamber, hermatic door B ', the 3rd chamber is with 5
DEG C/speed of s is warming up to 700 DEG C and quenched after keeping the temperature 1h, cooling place 24 it is small when, then obtained aluminium alloy plate is sent to spray
Room is applied, hermatic door B is closed, and then spray gun sprays copper coating on aluminium alloy plate surface, and hermatic door E is opened after coating, aluminium alloy
Plate is transported to cold rolling station, is pressed with carbon cloth, and aluminium alloy compound plate is sent into roller hearth furnace B afterwards, hermatic door C and
Hermatic door D is closed, and vaccum-pumping equipment starts to vacuumize, and roller hearth furnace B is warming up to the speed of 4 DEG C/s after vacuumizing end
900 DEG C and keep the temperature 12 it is small when, cooling, obtain high thermal conductivity aluminium alloy plate.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, should all fall into the protection domain that claims of the present invention determines.
Claims (6)
- A kind of 1. annealing device of high thermal conductivity aluminium alloy, it is characterised in that including stent and the continuous rolling that is located on stent, It is equipped with roller hearth furnace A, cold rolling station, roller hearth furnace B on the continuous rolling successively, the roller hearth furnace A includes two side walls, and two Hermatic door A, hermatic door B are respectively equipped with a side wall, other two seals door is additionally provided with the furnace chamber of roller hearth furnace A, by furnace chamber It is divided into 3 chambers, hot roll is equipped with middle chamber, the aluminium alloy ingot bar passed through is rolled into tabular, in roller hearth furnace A Vaccum-pumping equipment is additionally provided with, roller hearth furnace A passes through the hermatic door B connection cold rolling stations on side wall;The cold rolling station has cold Roll, composite plate is cold rolled to by aluminium alloy plate and carbon cloth;Cold rolling station passes through hermatic door C connection roller hearth furnace B sides, institute State roller hearth furnace B opposite sides and be equipped with hermatic door D, vaccum-pumping equipment is equipped with stove;All hermatic doors and vaccum-pumping equipment are equal Connected with central control system.
- 2. the annealing device of high thermal conductivity aluminium alloy according to claim 1, it is characterised in that the roller hearth furnace A Spray booth is equipped between the cold rolling station, for forming coating on aluminium alloy plate surface, the spray booth side passes through Hermatic door B is connected with roller hearth furnace A, and opposite side is connected by hermatic door E with cold rolling station, and spray gun is equipped with spray booth.
- 3. the annealing device of high thermal conductivity aluminium alloy according to claim 2, it is characterised in that the spray booth is in aluminium Alloy sheets surface spraying copper coating.
- 4. a kind of heat treatment method of high thermal conductivity aluminium alloy, it is characterised in that aluminium alloy ingot bar is heated up with the speed of 1 DEG C/s To 500 DEG C, 30 minutes are kept the temperature, then 1300 DEG C are warming up to the speed of 4 DEG C/s, when insulation 8 is small, afterwards with the speed of 0.5 DEG C/s Degree cooling, hot pressing is carried out when dropping to 450 DEG C, is formed the alloy sheets that thickness is 1.5cm, is warming up to again with the speed of 5 DEG C/s afterwards Quenched after 700 DEG C of insulation 1h, cooling place 24 it is small when after obtained aluminium alloy plate and carbon cloth cold rolling formed into composite plate, so Afterwards with the speed of 4 DEG C/s be warming up to 900 DEG C insulation 12 it is small when, cooling, obtain high thermal conductivity aluminium alloy plate.
- 5. the heat treatment method of high thermal conductivity aluminium alloy according to claim 4, it is characterised in that the aluminium alloy ingot bar Component be:Mg 0.5-0.8wt%, Ti 0.7-1.5%, Ni 0.3-0.4wt%, Cr 0.03-0.06wt%, Si 1.6-2.4%, Remaining is Al.
- 6. the heat treatment method of high thermal conductivity aluminium alloy according to claim 4, it is characterised in that in the aluminium alloy plate Added after quenching the aluminium alloy plate surface spraying copper the step of.
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CN201810098620.1A CN108018505A (en) | 2018-01-31 | 2018-01-31 | A kind of annealing device and heat treatment method of high thermal conductivity aluminium alloy |
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CN201810098620.1A CN108018505A (en) | 2018-01-31 | 2018-01-31 | A kind of annealing device and heat treatment method of high thermal conductivity aluminium alloy |
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CN201810098620.1A Pending CN108018505A (en) | 2018-01-31 | 2018-01-31 | A kind of annealing device and heat treatment method of high thermal conductivity aluminium alloy |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110253998A (en) * | 2019-07-16 | 2019-09-20 | 广东铭利达科技有限公司 | A kind of aluminum alloy die casting heat treatment method and device |
CN113210423A (en) * | 2021-04-21 | 2021-08-06 | 鞍钢联众(广州)不锈钢有限公司 | Manufacturing method of invar alloy hot-rolled steel coil |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103320729A (en) * | 2013-05-31 | 2013-09-25 | 浙江巨科铝业有限公司 | Preparation method of Al-Mg alloy plate for automobile body |
CN103361520A (en) * | 2012-03-30 | 2013-10-23 | 株式会社神户制钢所 | Aluminum alloy forged material for automobile and method for manufacturing the same |
-
2018
- 2018-01-31 CN CN201810098620.1A patent/CN108018505A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103361520A (en) * | 2012-03-30 | 2013-10-23 | 株式会社神户制钢所 | Aluminum alloy forged material for automobile and method for manufacturing the same |
CN103320729A (en) * | 2013-05-31 | 2013-09-25 | 浙江巨科铝业有限公司 | Preparation method of Al-Mg alloy plate for automobile body |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110253998A (en) * | 2019-07-16 | 2019-09-20 | 广东铭利达科技有限公司 | A kind of aluminum alloy die casting heat treatment method and device |
CN113210423A (en) * | 2021-04-21 | 2021-08-06 | 鞍钢联众(广州)不锈钢有限公司 | Manufacturing method of invar alloy hot-rolled steel coil |
CN113210423B (en) * | 2021-04-21 | 2022-02-22 | 鞍钢联众(广州)不锈钢有限公司 | Manufacturing method of invar alloy hot-rolled steel coil |
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Application publication date: 20180511 |
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