CN106694593A - Molding production line for aluminum alloy profile and molding technology of aluminum alloy profile - Google Patents
Molding production line for aluminum alloy profile and molding technology of aluminum alloy profile Download PDFInfo
- Publication number
- CN106694593A CN106694593A CN201710054856.0A CN201710054856A CN106694593A CN 106694593 A CN106694593 A CN 106694593A CN 201710054856 A CN201710054856 A CN 201710054856A CN 106694593 A CN106694593 A CN 106694593A
- Authority
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- China
- Prior art keywords
- aluminum alloy
- aluminium alloy
- cylinder
- section bar
- shaped aluminum
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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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/04—Making uncoated products by direct extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Forging (AREA)
- Extrusion Of Metal (AREA)
Abstract
The invention discloses a molding production line for an aluminum alloy profile. The molding production line comprises an aluminum alloy profile molding device (1), a quenching device (2) and a tension straightening device (3) which are sequentially arranged from left to right. The aluminum alloy profile molding device (1) is composed of an extrusion cylinder (4), an extrusion oil cylinder (5), an extrusion pad (6) and a pad mold (7). A material extrusion chamber (8) is arranged in the extrusion cylinder (4). The extrusion pad (6) capable of sliding along the material extrusion chamber (8) is arranged in the material extrusion chamber (8). A piston rod of the extrusion oil cylinder (5) is arranged in the material extrusion chamber (8) in a penetrating manner and is connected with the extrusion pad (6). The pad mold (7) is arranged at the right end of the extrusion cylinder (4). A through groove (9) communicating with the material extrusion chamber (8) is formed in the pad mold (7). The invention further discloses a molding technology of the aluminum alloy profile. The molding production line and the molding technology have the beneficial effects that the manufactured aluminum alloy profile is high in mechanical strength, smooth in surface, free of internal residual stress and simple in technology.
Description
Technical field
The present invention relates to the technical field of aluminium section bar Isothermal Extrusion, the forming production line of particularly a kind of aluminium alloy extrusions and
Its moulding process.
Background technology
At present, with the progress of aluminium extrusion technology and developing rapidly for national economy, aluminium section bar navigates in communications and transportation, space flight
The application in the fields such as sky, industrial machinery, electronic equipment rises year by year, and especially China Transportation Industry is towards lightweight, high speed
Direction with environmental protection is developed, and the means of transport such as subway, bullet train, light rail, double decker coach progressively uses aluminum profile car body.It is existing
Some aluminium alloy extrusions are cooled down after shaping mainly by extrusion forming by air, there is cool time defect long, are reduced
The production efficiency of aluminium alloy extrusions, and internal residual has residualinternal stress, causes mechanical strength low.Therefore existing shaping work
Skill does not promote use.
The content of the invention
Shortcoming it is an object of the invention to overcome prior art, there is provided a kind of compact conformation, obtained aluminium section mechanical
Intensity is high, any surface finish, internal without residual stress, the forming production line and its moulding process of the aluminium alloy extrusions of process is simple.
The purpose of the present invention is achieved through the following technical solutions：A kind of forming production line of aluminium alloy extrusions, it includes
By the aluminium alloy extrusions shaped device, quenching unit and the tension force coalignment that are sequentially arranged from left to right, described aluminium alloy extrusions
Shaped device is made up of recipient, extrusion oil cylinder, dummy block and pad mould, and material extrusion chamber, material extruding are provided with recipient
The dummy block that can be slid along is provided with chamber, the piston rod of described extrusion oil cylinder is arranged in material extrusion chamber and dummy block
Connection, the right part of described recipient is provided with pad mould, and the groove of connection material extrusion chamber is provided with pad mould；
Described quenching unit includes spray main body, and the logical of connection spray main body left and right end portions is provided with described spray main body
Road, in passage and lower surface disposed thereon is provided with pipeline, is provided with pipeline and along its length multiple spray heads；
Described tension force coalignment includes conveying device, portal frame, is fixedly installed in the cylinder A and cylinder B of portal frame bottom,
Be provided with pressing plate between two cylinder piston rods, described conveying device is located at the lower section of pressing plate, conveying device by left leather belt wheel,
Right leather belt wheel and conveyer belt are constituted, and conveyer belt is provided between two belt pulleys.
It also includes controller, and described controller is connected with cylinder A, cylinder B, transmission device and extrusion oil cylinder.
Two described pipelines are arranged in parallel.
Described pressing plate is horizontally disposed with.
The technique of described production line shaped aluminum alloy section bar, it is comprised the following steps：
S1, will through heating stove heat after aluminium alloy cast ingot be put into material extrusion chamber；Control extrusion oil cylinder piston rod is stretched
Dummy block of sening as an envoy to enters in material extrusion chamber；
S2, via controller control extrusion oil cylinder piston rod are gradually turned right when stretching out with the speed of 2 ~ 5mm/s, and piston rod drives extruding
Extruding aluminium alloy ingot casting is padded, aluminium alloy cast ingot is plastically deformed under pressure, the plastic aluminum alloy material after deforming
Material is gradually squeezed out from the groove of pad mould, forms the shaped aluminum alloy section bar that surface temperature is 180 ~ 190 DEG C, the shaping of output
Aluminium alloy extrusions is extruded with the speed of 2 ~ mm/s；
The Quenching Treatment of S3, shaped aluminum alloy section bar, the shaped aluminum alloy section bar being extruded in step S2 enters in passage, this
When, to cooling water is passed through in upper and lower two pipelines, cooling water uniformly sprays the upper following table to shaped aluminum alloy section bar in step S2
Face, so that its surface temperature is rapidly decreased to 60 DEG C, so that change the crystalline phase tissue of shaping aluminium alloy extrusions, to improve shaping
The tension of aluminium alloy extrusions, resistance to compression and bending strength；
The elimination of residual stress in S4, shaped aluminum alloy section bar, shaped aluminum alloy section bar after quenched treatment enters conveying
After in the region that band and pressing plate are formed, two piston rods of cylinder of control stretch out simultaneously, and pressing plate applies to shaped aluminum alloy section bar
Pressure, the pressure of applying can not only eliminate the imperfect of shaped aluminum alloy section bar longitudinal shape, can also eliminate internal residual
Stress, and ensure that shaped aluminum alloy section bar upper and lower surface is smooth, the final mechanical strength for improving obtained product.
The present invention has advantages below：Compact conformation of the present invention, obtained aluminium section mechanical intensity high, any surface finish, internal nothing
Residual stress, process is simple.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
In figure, 1- aluminium alloy extrusions shaped devices, 2- quenching units, 3- tension force coalignments, 4- recipients, 5- extrusion oil cylinders,
6- dummy blocks, 7- pad moulds, 8- material extrusion chambers, 9- grooves, 10- spray main bodys, 11- passages, 12- pipelines, 13- spray heads, 14-
Cylinder A, 15- cylinder B, 16- pressing plate, 17- left leather belt wheels, 18- right leather belt wheels, 19- conveyer belts, 20- portal frames, 21- aluminium alloys
Ingot casting, 22- shaped aluminum alloy section bars.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings, and protection scope of the present invention is not limited to as described below：
As shown in figure 1, a kind of forming production line of aluminium alloy extrusions, it include by the aluminium alloy extrusions being sequentially arranged from left to right into
Type device 1, quenching unit 2 and tension force coalignment 3, described aluminium alloy extrusions shaped device 1 is by recipient 4, extrusion oil cylinder
5th, dummy block 6 and pad mould 7 are constituted, and are provided with recipient 4 in material extrusion chamber 8, material extrusion chamber 8 and are provided with and can slide along
Dummy block 6, the piston rod of described extrusion oil cylinder 5 is arranged in material extrusion chamber 8 and is connected with dummy block 6, described extruding
The right part of cylinder 4 is provided with pad mould 7, and the groove 9 of connection material extrusion chamber 8 is provided with pad mould 7.
As shown in figure 1, described quenching unit 2 includes spray main body 10, connection is provided with described spray main body 10
Spray in the passage 11 of the left and right end portions of main body 10, passage 11 and lower surface disposed thereon is provided with pipeline 12, two pipelines 12
It is arranged in parallel, it is provided with pipeline 12 and along its length multiple spray heads 13；
Described tension force coalignment 3 includes conveying device, portal frame 20, is fixedly installed in the cylinder A14 of the bottom of portal frame 20
With cylinder B15, pressing plate 16 is provided between two cylinder piston rods, pressing plate 16 is horizontally disposed with, and pressing plate 16 is by exotic material system
Into.As illustrated, described conveying device is located at the lower section of pressing plate 16, conveying device is by left leather belt wheel 17, the and of right leather belt wheel 18
Conveyer belt 19 is constituted, and conveyer belt 19 is provided between two belt pulleys, is dropped from the shaped aluminum alloy section bar 22 of the extrusion of passage 11
On conveyer belt 19, the driving conveying belt 19 of right leather belt wheel 18 moves right, so as to shaped aluminum alloy section bar 22 be drawn out.
It also includes controller, and described controller is connected with cylinder A14, cylinder B15, transmission device and extrusion oil cylinder 5,
The piston rod of cylinder A14 and cylinder B15 can be controlled by controller while stretching out or retracting, while right leather belt wheel can also be controlled
18 rotate clockwise, and right leather belt wheel 18 drives conveyer belt 19 to move right.
As shown in figure 1, the technique of described production line shaped aluminum alloy section bar, it is comprised the following steps：
S1, will through heating stove heat after aluminium alloy cast ingot 21 be put into material extrusion chamber 8；The control piston of extrusion oil cylinder 5
Bar stretches out makes dummy block 6 enter in material extrusion chamber 8；
S2, the via controller control piston rod of extrusion oil cylinder 5 are gradually turned right when stretching out with the speed of 2 ~ 5mm/s, and piston rod drives and squeezes
The extruding aluminium alloy ingot casting 21 of pressure pad 6, under pressure aluminium alloy cast ingot 21 be plastically deformed, the plasticity aluminium after deforming
Alloy material is gradually squeezed out from the groove 9 of pad mould 7, forms the shaped aluminum alloy section bar 22 that surface temperature is 180 ~ 190 DEG C,
The shaped aluminum alloy section bar 22 of output is extruded with the speed of 2 ~ mm/s；
The Quenching Treatment of S3, shaped aluminum alloy section bar, the shaped aluminum alloy section bar 22 being extruded in step S2 enters in passage 11,
Now, to cooling water is passed through in upper and lower two pipelines 12, cooling water is uniformly sprayed to shaped aluminum alloy section bar 22 in step S2
Upper and lower surface, so that its surface temperature is rapidly decreased to 60 DEG C, so that change the crystalline phase tissue of shaping aluminium alloy extrusions 22, with
Improve tension, resistance to compression and the bending strength of shaped aluminum alloy section bar 22；
The elimination of residual stress in S4, shaped aluminum alloy section bar, shaped aluminum alloy section bar after quenched treatment enters conveying
After in the region formed with 19 and pressing plate 16, two piston rods of cylinder of control stretch out simultaneously, and pressing plate 16 gives shaped aluminum alloy type
Material applies pressure, and the pressure of applying can not only eliminate the imperfect of shaped aluminum alloy section bar longitudinal shape, can also eliminate interior
Portion's residual stress, and ensure that shaped aluminum alloy section bar upper and lower surface is smooth, the final mechanical strength for improving obtained product,
Hauled out by conveyer belt after treatment.By aluminium alloy extrusions high mechanical strength, long service life obtained in the production line, and realize
The continuous production of aluminium alloy extrusions, improves the production efficiency of aluminium alloy extrusions, further increases yield, meets market
Demand.
Claims (5)
1. a kind of forming production line of aluminium alloy extrusions, it is characterised in that：It includes the aluminium alloy type by being sequentially arranged from left to right
Material shaped device（1）, quenching unit（2）With tension force coalignment（3）, described aluminium alloy extrusions shaped device（1）By extruding
Cylinder（4）, extrusion oil cylinder（5）, dummy block（6）With pad mould（7）Composition, recipient（4）Inside it is provided with material extrusion chamber（8）, material
Extrusion chamber（8）Inside it is provided with the dummy block that can be slid along（6）, described extrusion oil cylinder（5）Piston rod be arranged in material squeeze
Pressure chamber（8）Interior and dummy block（6）Connection, described recipient（4）Right part be provided with pad mould（7）, pad mould（7）On be provided with
Connection material extrusion chamber（8）Groove（9）；
Described quenching unit（2）Including spray main body（10）, described spray main body（10）Inside it is provided with connection spray main body
（10）The passage of left and right end portions（11）, passage（11）Lower surface interior and disposed thereon is provided with pipeline（12）, pipeline（12）On
And multiple spray heads are provided with along its length（13）；
Described tension force coalignment（3）Including conveying device, portal frame（20）, be fixedly installed in portal frame（20）The gas of bottom
Cylinder A（14）With cylinder B（15）, pressing plate is provided between two cylinder piston rods（16）, described conveying device is positioned at pressing plate
（16）Lower section, conveying device is by left leather belt wheel（17）, right leather belt wheel（18）And conveyer belt（19）Composition, between two belt pulleys
Conveyer belt is installed（19）.
2. the forming production line of a kind of aluminium alloy extrusions according to claim 1, it is characterised in that：It also includes control
Device, described controller and cylinder A（14）, cylinder B（15）, transmission device and extrusion oil cylinder（5）Connection.
3. the forming production line of a kind of aluminium alloy extrusions according to claim 1, it is characterised in that：Two described pipelines
（12）It is arranged in parallel.
4. the forming production line of a kind of aluminium alloy extrusions according to claim 1, it is characterised in that：Described pressing plate（16）
It is horizontally disposed.
5. the technique of the production line shaped aluminum alloy section bar according to any one in claim 1 ~ 4, it is characterised in that：It
Comprise the following steps：
S1, by through heating stove heat after aluminium alloy cast ingot（21）It is put into material extrusion chamber（8）It is interior；Control extrusion oil cylinder
（5）Piston rod stretches out makes dummy block（6）Into material extrusion chamber（8）It is interior；
S2, via controller control extrusion oil cylinder（5）Piston rod is gradually turned right when stretching out with the speed of 2 ~ 5mm/s, and piston rod drives
Dummy block（6）Extruding aluminium alloy ingot casting（21）, aluminium alloy cast ingot under pressure（21）It is plastically deformed, after deforming
Plastic aluminum alloy material gradually from pad mould（7）Groove（9）Place squeezes out, and forms the shaping that surface temperature is 180 ~ 190 DEG C
Aluminium alloy extrusions（22）, the shaped aluminum alloy section bar of output（22）Extruded with the speed of 2 ~ mm/s；
The Quenching Treatment of S3, shaped aluminum alloy section bar, the shaped aluminum alloy section bar being extruded in step S2（22）Into passage
（11）It is interior, now, to upper and lower two pipelines（12）Cooling water is inside passed through, cooling water is uniformly sprayed to shaped aluminum alloy in step S2
Section bar（22）Upper and lower surface so that its surface temperature is rapidly decreased to 60 DEG C, so as to change shaping aluminium alloy extrusions（22）
Crystalline phase tissue, to improve shaped aluminum alloy section bar（22）Tension, resistance to compression and bending strength；
The elimination of residual stress in S4, shaped aluminum alloy section bar, shaped aluminum alloy section bar after quenched treatment enters conveying
Band（19）And pressing plate（16）After in the region of formation, two piston rods of cylinder of control stretch out simultaneously, pressing plate（16）Give shaping aluminium
Alloy profile applies pressure, and the pressure of applying can not only eliminate the imperfect of shaped aluminum alloy section bar longitudinal shape, can be with
Internal residual stress is eliminated, and ensures that shaped aluminum alloy section bar upper and lower surface is smooth, the final machine for improving obtained product
Tool intensity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710054856.0A CN106694593A (en) | 2017-01-24 | 2017-01-24 | Molding production line for aluminum alloy profile and molding technology of aluminum alloy profile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710054856.0A CN106694593A (en) | 2017-01-24 | 2017-01-24 | Molding production line for aluminum alloy profile and molding technology of aluminum alloy profile |
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| Publication Number | Publication Date |
|---|---|
| CN106694593A true CN106694593A (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710054856.0A Pending CN106694593A (en) | 2017-01-24 | 2017-01-24 | Molding production line for aluminum alloy profile and molding technology of aluminum alloy profile |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559825A (en) * | 2018-02-02 | 2018-09-21 | 考迈托（佛山）挤压科技股份有限公司 | A kind of horizontal aluminium section bar solution hardening stove |
| CN108823369A (en) * | 2018-04-24 | 2018-11-16 | 安徽春辉仪表线缆集团有限公司 | Method and device thereof are straightened in a kind of aluminum conductor of annealing furnace |
| CN111167869A (en) * | 2020-01-11 | 2020-05-19 | 周海英 | Aluminum profile extruder and extrusion method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08269651A (en) * | 1995-03-31 | 1996-10-15 | Showa Alum Corp | Heat treatment method of metal-made extruded material and extrusion equipment |
| JP2003094114A (en) * | 2001-09-25 | 2003-04-02 | Kawasaki Steel Corp | Straightening facility for metal plate |
| JP2003239053A (en) * | 2002-02-19 | 2003-08-27 | Kobe Steel Ltd | Method for cooling aluminum alloy extruded material |
| CN1807004A (en) * | 2005-01-19 | 2006-07-26 | 广东兴发集团有限公司 | 7075 aluminium alloy profile on line quenching method |
| CN2803556Y (en) * | 2005-06-03 | 2006-08-09 | 王虎财 | Petroleum drill rod leveler |
| CN201815570U (en) * | 2010-09-15 | 2011-05-04 | 山东御鼎冷弯型钢有限公司 | Horizontal pushing type square rectangular tube straightener |
| CN102166589A (en) * | 2010-12-31 | 2011-08-31 | 桐乡市民彦轻合金有限公司 | Method for producing ultrahigh-precision hard disk driving arm sections |
| CN104060059A (en) * | 2014-07-02 | 2014-09-24 | 山东华建铝业集团有限公司 | High-strength aluminum alloy online quenching system and online quenching technology |
-
2017
- 2017-01-24 CN CN201710054856.0A patent/CN106694593A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08269651A (en) * | 1995-03-31 | 1996-10-15 | Showa Alum Corp | Heat treatment method of metal-made extruded material and extrusion equipment |
| JP2003094114A (en) * | 2001-09-25 | 2003-04-02 | Kawasaki Steel Corp | Straightening facility for metal plate |
| JP2003239053A (en) * | 2002-02-19 | 2003-08-27 | Kobe Steel Ltd | Method for cooling aluminum alloy extruded material |
| CN1807004A (en) * | 2005-01-19 | 2006-07-26 | 广东兴发集团有限公司 | 7075 aluminium alloy profile on line quenching method |
| CN2803556Y (en) * | 2005-06-03 | 2006-08-09 | 王虎财 | Petroleum drill rod leveler |
| CN201815570U (en) * | 2010-09-15 | 2011-05-04 | 山东御鼎冷弯型钢有限公司 | Horizontal pushing type square rectangular tube straightener |
| CN102166589A (en) * | 2010-12-31 | 2011-08-31 | 桐乡市民彦轻合金有限公司 | Method for producing ultrahigh-precision hard disk driving arm sections |
| CN104060059A (en) * | 2014-07-02 | 2014-09-24 | 山东华建铝业集团有限公司 | High-strength aluminum alloy online quenching system and online quenching technology |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559825A (en) * | 2018-02-02 | 2018-09-21 | 考迈托（佛山）挤压科技股份有限公司 | A kind of horizontal aluminium section bar solution hardening stove |
| CN108823369A (en) * | 2018-04-24 | 2018-11-16 | 安徽春辉仪表线缆集团有限公司 | Method and device thereof are straightened in a kind of aluminum conductor of annealing furnace |
| CN111167869A (en) * | 2020-01-11 | 2020-05-19 | 周海英 | Aluminum profile extruder and extrusion method |
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Application publication date: 20170524 |