CN102744928A - Preparation method for Ti3Al-TiAl laminated composite material - Google Patents
Preparation method for Ti3Al-TiAl laminated composite material Download PDFInfo
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- CN102744928A CN102744928A CN2012102596123A CN201210259612A CN102744928A CN 102744928 A CN102744928 A CN 102744928A CN 2012102596123 A CN2012102596123 A CN 2012102596123A CN 201210259612 A CN201210259612 A CN 201210259612A CN 102744928 A CN102744928 A CN 102744928A
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Abstract
The invention discloses a preparation method for a Ti3Al-TiAl laminated composite material, relating to a preparation method for a metal laminated composite material and aiming at solving the problems of high requirement on equipment and complex process in a traditional preparation method. The preparation method for the laminated composite material comprises the following steps of: placing a Ti foil and an Al foil which are alternatively arranged in a stacking way into a vacuum hot press sintering furnace and heating to 300-500DEG C and simultaneously pressurizing; and secondly, unloading the pressure, heating the stacked foils to 600-800DEG C and maintaining the temperature, then heating the foils to 900-1300DEG C, simultaneously applying the pressure of 10-30MPa, maintaining the pressure and then cooling along with the furnace and withdrawing the die to obtain the Ti3Al-TiAl laminated composite material. According to the preparation method disclosed by the invention, the preparation of the laminated composite material can be finished at a time; a production process is simple and feasible; the requirement on the equipment is low; and the obtained laminated composite material is compact in interface bonding and is applied to aerospace turbine engine vanes, aerofoils and members of engines of high-grade cars.
Description
Technical field
The present invention relates to the preparation method of layered metal composite material.
Background technology
The TiAl intermetallic compound mainly comprises Ti
3Al, TiAl and TiAl
3Three kinds of intermetallic compounds, wherein TiAl
3Because fragility is big, also be in theoretical research stage, and Ti
3Al and TiAl have obtained using widely in space flight and aviation and auto industry, wherein Ti
3Al ductility is good, and intensity is high, the TiAl good in oxidation resistance, and serviceability temperature is high, Ti
3The Al-TiAl composite has the advantage of the two concurrently, can in structural material applications, bring into play better effect.
Stratified material is to receive the inspiration of occurring in nature shell structure and a kind of new structural material of designing.Be applied to the structure mechanism of shell and toughening mechanism to its objective is the deficiency that compensates the monolayer material internal performance through lamination in the design of multilayer materials, obtain material strong, tough best fit.For multilayer material, microstructure is a key factor of its performance of decision.The multilayer material superior performance is that the interlamellar spacing of this material is less in the reason of monomer material, has limited the size with defective that moves of dislocation.At present, intermetallic compound multilayer material report then seldom.Existing multilayer material preparation method has multiple, common plasma spraying method, physical vaporous deposition, and magnetic cosputtering method etc., but its preparation technology is very high to equipment requirements, and complex process has improved the technology cost greatly.The preparation method that nowadays need develop new stratified material simplifies technological process, reduces cost, and is beneficial in suitability for industrialized production and uses.
Summary of the invention
The preparation method who the objective of the invention is in order to solve existing laminar composite is high to equipment requirements, complex process, and the problem that cost is high, and Ti is provided
3The preparation method of Al-TiAl laminar composite.
Ti of the present invention
3The preparation method of Al-TiAl laminar composite realizes through the following step:
The Ti paper tinsel and the Al paper tinsel that one, will pass through after the surface treatment cut into small pieces, and alternative stacked is placed 10～30 layers, the top that stacks be all coating BN or Y bottom
2O
3The Ti paper tinsel, Ti paper tinsel of placing toward alternative stacked again and the Ti paper tinsel of Al paper tinsel outerwrap one deck coating BN are placed in the graphite jig then; Put into the vacuum heating-press sintering stove to graphite jig again and be heated to 300～500 ℃; Apply 10～30MPa pressure simultaneously, insulation 0.5～1h obtains the lamination foil;
Two, the pressure on the lamination foil in the unloading step one is heated to 600～800 ℃ with the rate of heat addition of 10 ℃/min with the lamination foil, and insulation 2～40h makes Ti paper tinsel and Al paper tinsel generation diffusion reaction generation TiAl
3-Ti laminar composite, the rate of heat addition with 10 ℃/min is heated to 900～1300 ℃ then, applies the pressure of 10～30MPa simultaneously, with the stove cooling, moves back mould behind insulation 2～10h, promptly obtains Ti
3The Al-TiAl laminar composite;
Wherein the described surface treatment of step 1 is to adopt acetone or methyl alcohol to clean Ti paper tinsel and Al paper tinsel surface, carries out pickling processes or alkali cleaning more respectively and handles; It is to clean with clear water behind HF solution acid pickling 10～30s of 5～10% that pickling processes is to use volumetric concentration, dries up; Alkali cleaning is handled and to be to use volumetric concentration is to clean with clear water behind NaOH aqueous solution alkali cleaning 10～30s of 5～20%, dries up;
Described Ti paper tinsel of step 1 and Al paper tinsel thickness are 100～300 μ m;
The Ti paper tinsel thickness that the described parcel one deck of step 1 applies BN is 100 μ m.
The present invention comprises following advantage:
1, adopts Ti of the present invention
3The preparation method of Al-TiAl laminar composite can disposable completion Ti
3The preparation of Al-TiAl laminar composite, production technology is simple, and cost is low, and the vacuum heating-press sintering stove that the preparation process is used is conventional equipment, so the present invention is low for equipment requirements.
2, Ti of the present invention
3Every layer of intermetallic compound thickness of Al-TiAl laminar composite can obtain the laminar composite of different-thickness easily through the thickness of adjustment Ti paper tinsel and Al paper tinsel.
3, to prepare process pollution-free in the present invention, and the laminar composite interface for preparing combines fine and close, is applied to the space flight turbine engine blade, on the member of wing and sedan limousine engine.
Description of drawings
Fig. 1 is the Ti of the specific embodiment seven preparations
3The XRD figure spectrum of Al-TiAl laminar composite, zero expression TiAl, representes Ti
3Al;
Fig. 2 is the Ti of the specific embodiment seven preparations
3The stereoscan photograph of Al-TiAl laminar composite.
The specific embodiment
The specific embodiment one: this embodiment Ti
3The preparation method of Al-TiAl laminar composite follows these steps to realize:
The Ti paper tinsel and the Al paper tinsel that one, will pass through after the surface treatment cut into small pieces, and alternative stacked is placed 10～30 layers, the top that stacks be all coating BN or Y bottom
2O
3The Ti paper tinsel, Ti paper tinsel of placing toward alternative stacked again and the Ti paper tinsel of Al paper tinsel outerwrap one deck coating BN are placed in the graphite jig then; Put into the vacuum heating-press sintering stove to graphite jig again and be heated to 300～500 ℃; Apply 10～30MPa pressure simultaneously, insulation 0.5～1h obtains the lamination foil;
Two, the pressure on the lamination foil in the unloading step one is heated to 600～800 ℃ with the rate of heat addition of 10 ℃/min with the lamination foil, and insulation 2～40h makes Ti paper tinsel and Al paper tinsel generation diffusion reaction generation TiAl
3-Ti laminar composite, the rate of heat addition with 10 ℃/min is heated to 900～1300 ℃ then, applies the pressure of 10～30MPa simultaneously, with the stove cooling, moves back mould behind insulation 2～10h, promptly obtains Ti
3The Al-TiAl laminar composite;
Wherein the described surface treatment of step 1 is to adopt acetone or methyl alcohol to clean Ti paper tinsel and Al paper tinsel surface, carries out pickling processes or alkali cleaning more respectively and handles; It is to clean with clear water behind HF solution acid pickling 10～30s of 5～10% that pickling processes is to use volumetric concentration, dries up; Alkali cleaning is handled and to be to use volumetric concentration is to clean with clear water behind NaOH aqueous solution alkali cleaning 10～30s of 5～20%, dries up;
Described Ti paper tinsel of step 1 and Al paper tinsel thickness are 100～300 μ m;
The Ti paper tinsel thickness that the described parcel one deck of step 1 applies BN is 100 μ m.
This embodiment step 1 Ti paper tinsel and Al paper tinsel cut into the square small pieces of 500mm*500mm.
Pressure on the lamination foil in the unloading step one described in this embodiment step 2 is heated to 600～800 ℃ with the rate of heat addition of 10 ℃/min with the lamination foil, insulation 2～40h, and this process is to the heat treatment of annealing of lamination foil.
The rate of heat addition with 10 ℃/min described in this embodiment step 2 is heated to 900～1300 ℃, applies the pressure of 10～30MPa simultaneously, insulation 2～10h, and this process is to the heat treatment of annealing of TiAl3-Ti laminar composite.
The specific embodiment two: this embodiment and the specific embodiment one are different is that step 1 is put into the vacuum heating-press sintering stove and is heated to 330～450 ℃, applies 15～26MPa pressure simultaneously.Other step and parameter are identical with the specific embodiment one.
The specific embodiment three: this embodiment and the specific embodiment one are different is that step 1 is put into the vacuum heating-press sintering stove and is heated to 380 ℃, applies 23MPa pressure simultaneously.Other step and parameter are identical with the specific embodiment one.
The specific embodiment four: what this embodiment was different with one of specific embodiment one to three is that step 2 is heated to 650～760 ℃ with the lamination foil, and insulation 10～35h makes Ti paper tinsel and Al paper tinsel generation diffusion reaction generate TiAl
3-Ti laminar composite, the rate of heat addition with 10 ℃/min is heated to 1000～1200 ℃ then, applies the pressure of 15～25MPa simultaneously, with the stove cooling, moves back mould behind insulation 3～8h.Other step and parameter are identical with one of specific embodiment one to three.
The specific embodiment five: what this embodiment was different with one of specific embodiment one to three is that step 2 is heated to 680 ℃ with the lamination foil, and insulation 20h makes Ti paper tinsel and Al paper tinsel generation diffusion reaction generate TiAl
3-Ti laminar composite, the rate of heat addition with 10 ℃/min is heated to 1100 ℃ then, applies the pressure of 20MPa simultaneously, with the stove cooling, moves back mould behind the insulation 6h.Other step and parameter are identical with one of specific embodiment one to three.
The specific embodiment six: this embodiment Ti
3The preparation method of Al-TiAl laminar composite follows these steps to realize:
One, will pass through the square small pieces that Ti paper tinsel and Al paper tinsel after the surface treatment cut into 500mm*500mm, alternative stacked is placed 21 layers, the top that stacks and the Ti paper tinsel that is all coating BN bottom; Again toward the Ti paper tinsel of alternative stacked placement and the Ti paper tinsel of the thick coating of Al paper tinsel outerwrap one deck 100 μ m BN; Be placed on then in the graphite jig, put into the vacuum heating-press sintering stove to graphite jig again and be heated to 500 ℃, apply 30MPa pressure simultaneously; Insulation 1h obtains the lamination foil;
Two, the pressure on the lamination foil in the unloading step one is heated to 800 ℃ with the rate of heat addition of 10 ℃/min with the lamination foil, and insulation 5h makes Ti paper tinsel and Al paper tinsel generation diffusion reaction generation TiAl
3-Ti laminar composite, the rate of heat addition with 10 ℃/min is heated to 1300 ℃ then, applies the pressure of 30MPa simultaneously, with the stove cooling, moves back mould behind the insulation 6h, promptly obtains Ti
3The Al-TiAl laminar composite;
Wherein the described surface treatment of step 1 is to adopt acetone to clean Ti paper tinsel and Al paper tinsel surface, is to use flushing with clean water 2min behind 10% the NaOH aqueous solution alkali cleaning 10s to Al paper tinsel use volumetric concentration again, dries up;
It is to use flushing with clean water 2min behind 5% the HF solution acid pickling 10s that the Ti paper tinsel is used volumetric concentration, dries up;
Described Ti paper tinsel of step 1 and Al paper tinsel thickness are 200 μ m.
The Ti of this embodiment preparation
3The XRD figure spectrum of Al-TiAl laminar composite is as shown in Figure 1.
The Ti of this embodiment preparation
3The stereoscan photograph of Al-TiAl laminar composite is as shown in Figure 2, the Ti of visible this embodiment preparation
3The interface of Al-TiAl laminar composite combines fine and close.
Claims (5)
1.Ti
3The preparation method of Al-TiAl laminar composite is characterized in that Ti
3The preparation method of Al-TiAl laminar composite carries out according to the following steps: the Ti paper tinsel and the Al paper tinsel that one, will pass through after the surface treatment cut into small pieces, and alternative stacked is placed 10～30 layers, the top that stacks be all coating BN or Y bottom
2O
3The Ti paper tinsel, Ti paper tinsel of placing toward alternative stacked again and the Ti paper tinsel of Al paper tinsel outerwrap one deck coating BN are placed in the graphite jig then; Put into the vacuum heating-press sintering stove to graphite jig again and be heated to 300～500 ℃; Apply 10～30MPa pressure simultaneously, insulation 0.5～1h obtains the lamination foil;
Two, the pressure on the lamination foil in the unloading step one is heated to 600～800 ℃ with the rate of heat addition of 10 ℃/min with the lamination foil, and insulation 2～40h makes Ti paper tinsel and Al paper tinsel generation diffusion reaction generation TiAl
3-Ti laminar composite, the rate of heat addition with 10 ℃/min is heated to 900～1300 ℃ then, applies the pressure of 10～30MPa simultaneously, with the stove cooling, moves back mould behind insulation 2～10h, promptly obtains Ti
3The Al-TiAl laminar composite;
Wherein the described surface treatment of step 1 is to adopt acetone or methyl alcohol to clean Ti paper tinsel and Al paper tinsel surface, carries out pickling processes or alkali cleaning more respectively and handles; It is to clean with clear water behind HF solution acid pickling 10～30s of 5～10% that pickling processes is to use volumetric concentration, dries up; Alkali cleaning is handled and to be to use volumetric concentration is to clean with clear water behind NaOH aqueous solution alkali cleaning 10～30s of 5～20%, dries up;
Described Ti paper tinsel of step 1 and Al paper tinsel thickness are 100～300 μ m;
The Ti paper tinsel thickness that the described parcel one deck of step 1 applies BN is 100 μ m.
2. Ti according to claim 1
3The preparation method of Al-TiAl laminar composite is characterized in that step 1 puts into the vacuum heating-press sintering stove and be heated to 330～450 ℃, applies 15～26MPa pressure simultaneously.
3. Ti according to claim 1
3The preparation method of Al-TiAl laminar composite is characterized in that step 1 puts into the vacuum heating-press sintering stove and be heated to 380 ℃, applies 23MPa pressure simultaneously.
4. according to claim 1,2 or 3 described Ti
3The preparation method of Al-TiAl laminar composite is characterized in that step 2 is heated to 650～760 ℃ with the lamination foil, and insulation 10～35h makes Ti paper tinsel and Al paper tinsel generation diffusion reaction generate TiAl
3-Ti laminar composite, the rate of heat addition with 10 ℃/min is heated to 1000～1200 ℃ then, applies the pressure of 15～25MPa simultaneously, with the stove cooling, moves back mould behind insulation 3～8h.
5. Ti according to claim 4
3The preparation method of Al-TiAl laminar composite is characterized in that step 2 is heated to 680 ℃ with the lamination foil, and insulation 20h makes Ti paper tinsel and Al paper tinsel generation diffusion reaction generate TiAl
3-Ti laminar composite, the rate of heat addition with 10 ℃/min is heated to 1100 ℃ then, applies the pressure of 20MPa simultaneously, with the stove cooling, moves back mould behind the insulation 6h.
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| CN201210259612.3A CN102744928B (en) | 2012-07-25 | 2012-07-25 | Preparation method for Ti3Al-TiAl laminated composite material |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103305725A (en) * | 2013-05-09 | 2013-09-18 | 哈尔滨工业大学 | Al base composite material and method for rapidly preparing TiAl base composite material plate by utilizing same |
| CN103805810A (en) * | 2012-11-09 | 2014-05-21 | 北京航空航天大学 | Titanium-aluminum alloy material and making method thereof |
| CN103834882A (en) * | 2012-11-23 | 2014-06-04 | 北京航空航天大学 | Preparation method of alloy-silicon carbide fiber composite material |
| CN105002450A (en) * | 2015-07-31 | 2015-10-28 | 哈尔滨工程大学 | Method for improving room-temperature plasticity and strength of Al3Ti intermetallic compound |
| CN106735249A (en) * | 2016-12-07 | 2017-05-31 | 中南大学 | A kind of niobium based composites and preparation method |
| CN107053814A (en) * | 2017-03-07 | 2017-08-18 | 中国运载火箭技术研究院 | A kind of preparation method of titanium aluminium/intermetallic Ni-Al compound laminar composite |
| CN107245603A (en) * | 2017-08-14 | 2017-10-13 | 陕西理工大学 | A kind of titanium alloy layer Strengthening and Toughening two-phase Ti3Al TiAl alloys and preparation method thereof |
| CN108045023A (en) * | 2018-02-01 | 2018-05-18 | 广东工业大学 | Intermetallic compound composite material and preparation method thereof |
| CN108080804A (en) * | 2016-11-18 | 2018-05-29 | 中国航空工业集团公司北京航空制造工程研究所 | A kind of Ti-Al3The preparation method of Ti laminar composite hollow interlayer structures |
| CN108287093A (en) * | 2018-01-19 | 2018-07-17 | 李佳若 | A kind of cupro-nickel combination process |
| CN111043909A (en) * | 2019-11-08 | 2020-04-21 | 中北大学 | Ti-Al intermetallic compound micro-laminated composite armor and preparation method thereof |
| CN112439804A (en) * | 2020-11-10 | 2021-03-05 | 中北大学 | Method for preparing Ti-Al intermetallic compound laminated composite board and mould thereof |
| CN112620488A (en) * | 2020-12-16 | 2021-04-09 | 西部超导材料科技股份有限公司 | Ti3Al laminated composite board and preparation method thereof |
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| CN103805810A (en) * | 2012-11-09 | 2014-05-21 | 北京航空航天大学 | Titanium-aluminum alloy material and making method thereof |
| CN103805810B (en) * | 2012-11-09 | 2016-08-10 | 北京航空航天大学 | Titanium-aluminum alloy material and preparation method thereof |
| CN103834882B (en) * | 2012-11-23 | 2016-04-27 | 北京航空航天大学 | The making method of alloy-silicon carbide fiber matrix material |
| CN103834882A (en) * | 2012-11-23 | 2014-06-04 | 北京航空航天大学 | Preparation method of alloy-silicon carbide fiber composite material |
| CN103305725B (en) * | 2013-05-09 | 2015-06-03 | 哈尔滨工业大学 | Al base composite material and method for rapidly preparing TiAl base composite material plate by utilizing same |
| CN103305725A (en) * | 2013-05-09 | 2013-09-18 | 哈尔滨工业大学 | Al base composite material and method for rapidly preparing TiAl base composite material plate by utilizing same |
| CN105002450A (en) * | 2015-07-31 | 2015-10-28 | 哈尔滨工程大学 | Method for improving room-temperature plasticity and strength of Al3Ti intermetallic compound |
| CN108080804A (en) * | 2016-11-18 | 2018-05-29 | 中国航空工业集团公司北京航空制造工程研究所 | A kind of Ti-Al3The preparation method of Ti laminar composite hollow interlayer structures |
| CN106735249A (en) * | 2016-12-07 | 2017-05-31 | 中南大学 | A kind of niobium based composites and preparation method |
| CN106735249B (en) * | 2016-12-07 | 2019-01-18 | 中南大学 | A kind of niobium based composites and preparation method |
| CN107053814A (en) * | 2017-03-07 | 2017-08-18 | 中国运载火箭技术研究院 | A kind of preparation method of titanium aluminium/intermetallic Ni-Al compound laminar composite |
| CN107245603A (en) * | 2017-08-14 | 2017-10-13 | 陕西理工大学 | A kind of titanium alloy layer Strengthening and Toughening two-phase Ti3Al TiAl alloys and preparation method thereof |
| CN107245603B (en) * | 2017-08-14 | 2019-01-22 | 陕西理工大学 | A kind of titanium alloy layer Strengthening and Toughening two-phase Ti3Al-TiAl alloy and preparation method thereof |
| CN108287093B (en) * | 2018-01-19 | 2021-01-01 | 李佳若 | Copper-nickel compounding process |
| CN108287093A (en) * | 2018-01-19 | 2018-07-17 | 李佳若 | A kind of cupro-nickel combination process |
| CN108045023A (en) * | 2018-02-01 | 2018-05-18 | 广东工业大学 | Intermetallic compound composite material and preparation method thereof |
| CN111043909A (en) * | 2019-11-08 | 2020-04-21 | 中北大学 | Ti-Al intermetallic compound micro-laminated composite armor and preparation method thereof |
| CN111043909B (en) * | 2019-11-08 | 2022-03-15 | 中北大学 | Ti-Al intermetallic compound micro-laminated composite armor and preparation method thereof |
| CN112439804A (en) * | 2020-11-10 | 2021-03-05 | 中北大学 | Method for preparing Ti-Al intermetallic compound laminated composite board and mould thereof |
| CN112620488A (en) * | 2020-12-16 | 2021-04-09 | 西部超导材料科技股份有限公司 | Ti3Al laminated composite board and preparation method thereof |
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