CN109338254A - A kind of continuous carbon fibre enhancing aluminium base structural slab casting molding equipment and method - Google Patents
A kind of continuous carbon fibre enhancing aluminium base structural slab casting molding equipment and method Download PDFInfo
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- CN109338254A CN109338254A CN201811566178.7A CN201811566178A CN109338254A CN 109338254 A CN109338254 A CN 109338254A CN 201811566178 A CN201811566178 A CN 201811566178A CN 109338254 A CN109338254 A CN 109338254A
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- roll
- casting
- structural slab
- aluminium base
- cast gate
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Classifications
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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
- C22C47/08—Making alloys containing metallic or non-metallic fibres or filaments by contacting the fibres or filaments with molten metal, e.g. by infiltrating the fibres or filaments placed in a mould
- C22C47/12—Infiltration or casting under mechanical pressure
-
- 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
Abstract
The invention belongs to metal-base composites technical fields, enhance aluminium base structural slab casting molding equipment and method more particularly to a kind of continuous carbon fibre, it is therefore an objective to solve existing continuous carbon fibre enhancing aluminium base structural slab complex forming technology, the technical problem that production efficiency is low, fibre strength damage is big, manufacturing cost is high.The present invention is using case before the casting for integrating casting, wire feed, gas shield; realize continuous carbon fibre enhancing aluminium base structural slab casting molding; making, which enhances carbon fiber, is arranged on the ribs of structural slab; reinforcing fiber tensile capacity is given full play to, has the advantages that compact-sized, simple process, for ease of maintenaince.
Description
Technical field
The invention belongs to metal-base composites technical fields, and in particular to a kind of continuous carbon fibre enhancing aluminium base structural slab
Casting molding equipment and method.
Background technique
Continuous fiber reinforcement aluminum matrix composite is a kind of using continuous fiber (such as carbon fiber, glass fibre) as enhancing
Phase, aluminum or aluminum alloy are the composite material that matrix is mutually prepared, it has high specific strength, specific stiffness, axial tensile strength
And wearability, excellent high temperature resistance and low thermal expansion coefficient, good conduction, thermal conductivity, fatigue resistance, and in tide
It is a kind of ideal light-weight high-strength material under wet or radiation environment the advantages that good dimensional stability.Fibre reinforced aluminium base
Composite density is less than aluminium alloy, and modulus is but 2~4 times higher than aluminium alloy, and at 250 DEG C, its tensile strength is still able to maintain room temperature
The 81% of tensile strength, fatigue ratio aluminium alloy are high by 38%.Manufactured component has light weight, good, the lesser wall of rigidity
Thick, higher stability, is greatly improved place capacity and delivered payload capability.Especially, tensile strength of carbon fibers can achieve 3~
5GPa is arranged in high-strength carbon fibre at the Tensile position of structural slab, can increase substantially the enabling capabilities of support plate.
Currently, effort and exploration by recent decades, continuous filament reinforced metallic matrix composite is in basic theory, system
Standby technique, performance level etc. all make great progress, and more application are obtained in aerospace, aviation and weapons, but in the people
It is also less with the application in industry.Trace it to its cause mainly due to continuous fiber in molten metal bath contact process be easy oxygen
Change causes reinforcing fiber intensity sharp fall, therefore forming process must vacuumize or gas shield, and continuous fiber is caused to increase
Strong metal based composites manufacturing cost is excessively high, significantly limits its promotion and application.In order to promote continuous fiber reinforcement
The application of metal-base composites, it is necessary to make great efforts to reduce manufacturing cost.
Through the literature search of existing technologies, Chinese invention patent " a kind of continuous filament reinforced metallic matrix composite wood
The preparation method of material " (application number 201010588882.X), which discloses, a kind of prepares continuous filament reinforced metallic matrix with lamination techniques
The metal of molten condition is blown repeatedly to continuous fiber surface under inert gas protection, and leads to by the method for composite material
It crosses and rolls manufacture high-performance composite materials.Chinese invention patent " fiber enhanced intermetallic compound composite material and its is prepared into
The method of type " (application number 200810003625.8) discloses a kind of fiber enhanced intermetallic compound composite material preparation side
Method is first mixed and made into precast body with titanium valve and fiber, recycle Pressure Infiltration method to be infiltrated up to the aluminium alloy of melting prefabricated
In body space, composite material is made.Chinese invention patent " continuous filament reinforced metallic matrix composite strip casting moulding process
And equipment " (application number 201310078417.5) disclose a kind of continuous filament reinforced metallic matrix composite strip casting molding
Processes and apparatus, continuous fiber are mixed and are infiltrated with molten metal under inert gas protection, after cooling using double-roll rolling mill into
Row is rolled into plate.Fabrication process of metal matrix composites involved by these technologies can produce the metal of continuous fiber reinforcement
Based composite material sheet material, but there are technique and equipment are more complex, product structure is simple, and preparation efficiency is lower, and manufacturing cost is higher
The problems such as.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, provides a kind of continuous carbon fibre enhancing aluminium base structural slab casting
Type device and method are rolled into, solution prior art preparation continuous carbon fibre enhancing aluminium base structural slab technique and equipment are more complex, produce
The problems such as product structure is simple, preparation efficiency is lower, manufacturing cost is higher.
To achieve the above object, the present invention provides a kind of continuous carbon fibres to enhance aluminium base structural slab casting molding equipment,
It include: case, topping roll, bottom roll, straightening roll before being poured, which is characterized in that annular there are three being opened up on the bottom roll surface
Slot, the ribs for molding structure plate；It is parallel to each other there are three being opened up on the bottom plate of case before the casting and penetrates through entire bottom
The round duct of plate, before casting at the cast gate of case, duct is the flat port shunk, and carbon fiber passes through in duct, in duct
Flat port be pierced by, carbon fiber is preheated using the high-temperature molten metal molten aluminum before being poured in case；The duct it is flat
Mouth is aligned with bottom roll annular groove, is then laid in annular groove after being pierced by carbon fiber from the flat port in duct, and make carbon fiber
Dimension is pierced by with tabular morphology, and flat form is in bottom roll annular groove, improves ribs reinforcing effect；Before the casting
There are three boss, boss is engaged with bottom roll annular groove for setting on the bottom plate of case cast gate, meanwhile, the lower edge of cast gate bottom plate and
Bottom roll roll surface is engaged, and upper edge and the topping roll roll surface of cast gate top plate are engaged, and avoids molten metal molten aluminum leakage；Institute
The bottom for stating case before being poured is provided with gas hole, gas hole and bottom plate hole link, in production process, is blown into inertia to gas hole
Gas carries out gas shield to high-temperature carbon fiber, avoids its oxidation；The straightening roll is symmetrical above and below to be arranged in casting and rolling installation ejecting plate
Casting structural slab is aligned in side, avoids casting structural slab bending deformation.
Further, the quantity of the bottom roll annular groove, cast gate bottom plate boss, bottom plate duct and gas hole is consistent,
It is all three, or other quantity.
Further, the carbon fiber can be replaced with other reinforcing fibers, such as glass fibre, basalt fibre, boron fibre
Deng.
Further, the metallic aluminium can be replaced with other light metals, such as magnesium alloy, titanium alloy.
The present invention also provides a kind of continuous carbon fibres to enhance aluminium base structural slab casting and rolling molding method, comprising the following steps:
1. adjusting roll gap gap by technique requirement, that is, adjust the gap size between topping roll and bottom roll；
2. installation be poured before case, so that the boss of cast gate bottom plate is engaged with bottom roll annular groove, make cast gate bottom plate lower edge and
Bottom roll roll surface is engaged, and so that the upper edge of cast gate top plate is engaged with topping roll roll surface, in cast gate and topping roll, bottom roll
Between form closed area, with fusion proof metal molten aluminum leakage；
3. bottom plate hole road before carbon fiber is penetrated, from duct, flat port is pierced by, and continues across roll gap, and carbon fiber is laid on
In bottom roll annular groove；
4. by metallic aluminium heating melting to predetermined temperature；
5. opening casting and rolling machine, start turning topping roll and bottom roll by setting speed；
6. the gas hole of case bottom base plate is blown into inert gas forward；
7. being poured molten metal molten aluminum in case to before being poured, start the casting molding of continuous carbon fibre enhancing aluminium base structural slab.
Compared with prior art, the present invention having the following advantages and beneficial effects: the present invention using collection casting, wire feed, gas
Body is protected in case before integrated casting, realizes continuous carbon fibre enhancing aluminium base structural slab casting molding, makes to enhance carbon fiber arrangement
On the ribs of structural slab, reinforcing fiber tensile capacity is given full play to, with compact-sized, simple process, for ease of maintenaince
Advantage, solves that existing continuous carbon fibre enhancing aluminium base structural slab casting complex forming technology, production efficiency is low, fibre strength damage
The technical problem that wound is big, manufacturing cost is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (sectional view) that continuous carbon fibre of the present invention enhances aluminium base structural slab casting molding equipment.
Fig. 2 is the three dimensional structure diagram of case before the present invention is poured.
Fig. 3 is the structural schematic diagram of bottom roll of the present invention.
Fig. 4 is to enhance aluminium base structural slab structure chart according to continuous carbon fibre prepared by the present invention.
Specific embodiment
The exemplary embodiments for embodying feature of present invention and advantage, will describe in detail in the following description in conjunction with attached drawing.It answers
What is understood is that the present invention can have various variations in different embodiments, does not all depart from protection scope of the present invention,
And the descriptions and illustrations are essentially for illustration purposes, rather than to limit the present invention.
As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of continuous carbon fibre enhancing aluminium base structural slab casting molding equipment, comprising:
Case 1, topping roll 2, bottom roll 3, straightening roll 4 before being poured, which is characterized in that annular there are three being opened up on 3 surface of bottom roll
Slot 5, the ribs 7 for molding structure plate 6；It is parallel to each other and penetrates through whole there are three being opened up on the bottom plate 8 of case 1 before the casting
The round duct 9 of a bottom plate, before casting at the cast gate 11 of case 1, duct 9 is the flat port 14 shunk, and carbon fiber 10 is in duct 9
In pass through, the flat port 14 in duct 9 is pierced by, using the 5052 Al-alloy metal liquid 12 of high-temperature fusion before being poured in case 1 to carbon
Fiber 10 is preheated；The flat port 14 in the duct 9 is aligned with bottom roll annular groove 5, makes carbon fiber 10 from the flat of duct 9
Mouth 14 is then laid in annular groove 5 after being pierced by, and is pierced by carbon fiber 10 with tabular morphology, and in bottom roll annular groove 5
In flat form, the reinforcing effect of ribs 7 is improved；There are three boss 13, boss 13 for setting on the bottom plate 8 of the cast gate 11
It is engaged with bottom roll annular groove 5, meanwhile, lower edge and 3 roll surface of bottom roll of cast gate bottom plate 8 are engaged, cast gate top plate 16
Upper edge be engaged with 2 roll surface of topping roll, avoid melting 5052 Al-alloy metal liquid, 12 leakage；The bottom of case 1 before the casting
Portion is provided with gas hole 15, and gas hole 15 is connected to bottom plate duct 9, in production process, argon gas is blown into gas hole 15, to high temperature
Carbon fiber 10 carries out gas shield, avoids its oxidation；The straightening roll 4 setting symmetrical above and below is right in casting and rolling installation ejecting plate side
Casting structural slab 6 is aligned, and 6 bending deformation of casting structural slab is avoided.
The present invention also provides a kind of continuous carbon fibres to enhance aluminium base structural slab casting and rolling molding method, comprising the following steps:
1. adjusting roll gap gap by technique requirement is 1.0mm, that is, adjust the gap size between topping roll 2 and bottom roll 3
For 1.0mm；
2. case 1 before installation is poured, the boss 13 of case cast gate bottom plate is engaged with bottom roll annular groove 5 before making, make to be poured preceding case
The lower edge of the bottom plate 8 of cast gate 11 is engaged with 3 roll surface of bottom roll, makes the upper edge of 11 top plate 16 of case cast gate and topping roll before being poured
2 roll surfaces are engaged, and form closed area between preceding case cast gate 11 and topping roll 2, bottom roll 3, close to prevent 5052 aluminium of melting
Golden 12 leakage of molten metal；
3. bottom plate hole road 9 before carbon fiber 10 is penetrated, is pierced by from cast gate flat port 14, continues across roll gap, and carbon fiber
10 are laid in bottom roll annular groove 5；
4. by 5052 aluminium alloy heating meltings to 680 DEG C；
5. opening casting and rolling machine, rotate topping roll 2 and bottom roll 3 by 1.1 ms/min of linear velocity；
6. being blown into argon gas to gas hole 15；
7. the 5052 Al-alloy metal liquid 12 of casting melting in case 1 to before being poured, start continuous carbon fibre enhancing aluminium base structural slab
Casting molding.
Continuous carbon fibre enhancing aluminium base structural slab structure chart manufactured in the present embodiment is as shown in Figure 4.
The spirit or essence that the present invention can be embodied in a variety of forms without departing from invention, it should therefore be appreciated that on
It states embodiment and is not limited to details above-mentioned, and should widely be explained in claim limited range, therefore fall into right
It is required that or the change and modification in its equivalent scope should be covered by the following claims.
Claims (5)
1. a kind of continuous carbon fibre enhances aluminium base structural slab casting molding equipment, comprising: case (1) before being poured, topping roll (2), under
Roll (3), straightening roll (4), which is characterized in that there are three being opened up on bottom roll (3) surface annular groove (5), for forming
The ribs (7) of structural slab (6)；It is parallel to each other there are three being opened up on the bottom plate (8) of case (1) before the casting and penetrates through entire bottom
The round duct (9) of plate, before casting at the cast gate (11) of case (1), duct (9) are the flat port (14) shunk, carbon fiber
(10) it is passed through in duct (9), the flat port (14) in duct (9) is pierced by, and utilizes the high-temperature molten metal in case (1) before being poured
Molten aluminum (12) preheats carbon fiber (10)；The flat port (14) of the duct (9) is aligned with bottom roll annular groove (5), is made
Carbon fiber (10) is then laid in annular groove (5) after being pierced by from the flat port (14) of duct (9), and makes carbon fiber (10) with flat
Flat form is pierced by, and flat form is in bottom roll annular groove (5), improves the reinforcing effect of ribs (7)；The cast gate
(11) there are three boss (13), boss (13) to be engaged with bottom roll annular groove (5) for setting on bottom plate (8), meanwhile, cast gate
The lower edge of bottom plate (8) is engaged with bottom roll (3) roll surface, and the upper edge of cast gate top plate (16) is contacted with topping roll (2) roll surface matches
It closes, avoids molten metal molten aluminum (12) leakage；The bottom of case (1) is provided with gas hole (15) before the casting, gas hole (15)
It is connected to bottom plate duct (9), in production process, is blown into inert gas to gas hole (15), gas is carried out to high-temperature carbon fiber (10)
Body protection, avoids its oxidation；The straightening roll (4) is symmetrical above and below to be arranged in casting and rolling installation ejecting plate side, to casting structural slab (6)
It is aligned, avoids casting structural slab (6) bending deformation.
2. a kind of continuous carbon fibre according to claim 1 enhances aluminium base structural slab casting molding equipment, characterized in that institute
The quantity of bottom roll annular groove (5), cast gate bottom plate boss (13), bottom plate duct (9) and the gas hole (15) stated is consistent, all
It is three, or other quantity.
3. a kind of continuous carbon fibre according to claim 1 enhances aluminium base structural slab casting molding equipment, characterized in that institute
The carbon fiber (10) stated can be replaced with other reinforcing fibers, such as glass fibre, basalt fibre, boron fibre.
4. a kind of continuous carbon fibre according to claim 1 enhances aluminium base structural slab casting molding equipment, characterized in that institute
The metallic aluminium stated can be replaced with other light metals, such as magnesium alloy, titanium alloy.
5. a kind of continuous carbon fibre enhances aluminium base structural slab casting and rolling molding method, which comprises the following steps:
1. adjusting roll gap gap by technique requirement, that is, adjust the gap size between topping roll (2) and bottom roll (3)；
2. case (1) before installation is poured, the boss (13) of case cast gate bottom plate is engaged with bottom roll annular groove (5) before making, cast gate
(11) lower edge of bottom plate (8) is engaged with bottom roll (3) roll surface, makes upper edge and the topping roll of cast gate (11) top plate (16)
(2) roll surface is engaged, and closed area is formed between (3) in cast gate (11) and topping roll (2), bottom roll, with fusion proof metal
Molten aluminum (12) leakage；
3. bottom plate hole road (9) before carbon fiber (10) is penetrated, is pierced by cast gate flat port (14), continues across roll gap, and
Carbon fiber (10) is laid in bottom roll annular groove (5)；
4. by metallic aluminium heating melting to predetermined temperature；
5. opening casting and rolling machine, start turning topping roll (2) and bottom roll (3) by setting speed；
6. being blown into inert gas to gas hole (15)；
7. the interior casting molten metal molten aluminum (12) of case (1) to before being poured starts the casting of continuous carbon fibre enhancing aluminium base structural slab
Molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566178.7A CN109338254B (en) | 2018-12-21 | 2018-12-21 | Continuous carbon fiber reinforced aluminum-based structure substrate casting-rolling forming equipment and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566178.7A CN109338254B (en) | 2018-12-21 | 2018-12-21 | Continuous carbon fiber reinforced aluminum-based structure substrate casting-rolling forming equipment and method |
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| CN109338254A true CN109338254A (en) | 2019-02-15 |
| CN109338254B CN109338254B (en) | 2023-10-20 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444320A (en) * | 2019-08-09 | 2019-11-12 | 大连理工大学 | A kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires and preparation method thereof |
| CN110527931A (en) * | 2019-09-19 | 2019-12-03 | 王书杰 | The forming method and material of carbon fiber reinforced aluminum matrix composite |
| CN112775183A (en) * | 2020-12-31 | 2021-05-11 | 洛阳铜一金属材料发展有限公司 | Aluminum-copper-silver composite metal plate and preparation method thereof |
| CN113996770A (en) * | 2021-11-11 | 2022-02-01 | 太原科技大学 | Carbon fiber reinforced metal plate rolling forming equipment and method |
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| Publication number | Publication date |
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| CN109338254B (en) | 2023-10-20 |
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