CN107674990A - A kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode - Google Patents
A kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode Download PDFInfo
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- CN107674990A CN107674990A CN201710842042.3A CN201710842042A CN107674990A CN 107674990 A CN107674990 A CN 107674990A CN 201710842042 A CN201710842042 A CN 201710842042A CN 107674990 A CN107674990 A CN 107674990A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
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Abstract
The invention discloses a kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode.Technical scheme is：Corresponding raw material is selected by alloying component, match and weigh, raw material in addition to refractory metal is well mixed by mixed material distributing machine, first batch of refractory metal is first put into hydraulic press, then well mixed raw material input die of hydraulic machine in the first batch is squeezed into monolithic consutrode block, then second lot refractory metal and the raw material mixed are put into hydraulic press successively, continue to extrude on the basis of first piece of consutrode block, above steps may be repeated multiple times obtains overall consutrode, in vacuum consumable smelting stove melting obtain qualified ingot casting.It is an advantage of the invention that：By by refractory metal and other raw material layered arrangements, effectively solving the problems such as titanium alloy smelting of element containing high-melting-point uneven components, be easily segregated, ensure ingot metallurgy quality.
Description
Technical field
The invention belongs to titanium alloy material processing technique field, and in particular to a kind of titanium alloy of element containing high-melting-point is overall certainly
The preparation method of power pole.
Background technology
Titanium or titanium alloy due to density is low, specific strength is high, heat-resisting, shock resistance, the excellent properties such as corrosion-resistant, in full generation
Obtained a wide range of applications in the range of boundary, be described as contemporary metal.It is right as titanium alloy is in the extensive use of aerospace field
The requirement of titanium alloy metallurgical quality also more and more higher.But it is unqualified due to China's titan alloy casting ingot technology of preparing, with U.S.
State, Russia, Japanese Deng Chan titaniums big country compare, and obvious gap on titanium alloy metallurgical quality be present.Wherein, high-alloying
Titanium alloy still, melts with its excellent characteristic and applied on state aviation space flight key core part because W, Nb, Mo are contour
Point element during titanium alloy smelting easily formed be mingled with, be segregated the defects of, cause product quality unqualified, directly affect casting
Ingot metallurgy quality.The present invention is using a kind of brand-new titanium alloy vacuum consumable electrode entirety preparation method of element containing high-melting-point, solution
Determined the existing titanium alloy consumable electrode of element containing high-melting-point in fusion process easily caused by the problems such as being mingled with, being segregated, for containing
The preparation of high-melting-point element titanium alloy vacuum consumable overall electrode provides a kind of new idea and method.
The content of the invention
It is an object of the invention to provide a kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode, passes through this
Technical scheme, it can solve the problem that the alloying component that the existing titanium alloy electrode of element containing high-melting-point is easily formed in vacuum consumable smelting
It is uneven, segregation the problems such as.
The present invention is achieved by the following technical solutions：
Step 1: being considered to be worth doing with titanium sponge, high pure metal, intermediate alloy and residual titanium as raw material, weighed according to alloying component required each
Kind raw material；
Corresponding raw material is weighed Step 2: being automatically controlled by automatic material weighing device by alloy proportion, and will be each by conveyer
Alloy is well mixed by kind feedstock transportation to batch mixer, mixing system, and high-melting-point simple metal is individually deposited；
Step 3: first batch high-melting-point simple metal first is put into hydraulic press, the alloy for being then well mixed first batch is former
Material is sent into hydraulic press, is pressed into the fritter electrode of dimension；
Step 4: second lot high-melting-point simple metal and well mixed alloy raw material are put into hydraulic press successively, in step
Directly extruded on the basis of three electrode blocks, obtain new electrode block；
Step 5: electrode block extruding described in step 4 is repeated several times, until obtaining the overall consutrode of technological requirement length.
The features of the present invention also resides in：
The particle size range of titanium sponge described in step 1 in 0.83 ~ 25.4mm, and the particle size range of intermediate alloy 0.05 ~
10mm, the granularity of simple metal is between 0.5 ~ 8mm.
Automatic material weighing mixing system has an automatic weighing function in step 2, and batch mixing, the cloth of titanium sponge and intermediate alloy are complete
Technology controlling and process of the portion by computer by setting, is automatically performed in totally-enclosed system, avoid artificial and environment to material composition with
The influence of alloy uniformity, ensure electrode quality.
Step 3: the hydraulic press drift used in four, five is cross wedge shaped pressure head.
Using the overall electrode block of hydraulic press semi continuous compacting, it is necessary to first be squeezed out in die of hydraulic machine in step 5
The fritter electrode block of monolithic, the electrode block top addition second lot high-melting-point simple metal and mixing then suppressed in a mold
Uniform alloy material continues to extrude, and is repeated several times until obtaining the overall consutrode for meeting technological requirement.
Brief description of the drawings
Fig. 1 is that hydraulic press semi continuous suppresses titanium alloy electrode Longitudinal cross section schematic.
Wherein：1. titanium sponge and intermediate alloy；2. high-melting-point simple metal.
Embodiment
Describe the concrete technical scheme of the present invention in detail below by way of specific example.
Embodiment 1
For this example exemplified by preparing TC11 titan alloy casting ingot vacuum consumable electrodes, specific preparation method is as follows.
Step 1: it is with 0 ~ 1 grade of titanium sponge, sponge zirconium, sponge molybdenum, commercial-purity aluminium, Al-Si intermediate alloys and residual titanium bits
Raw material, the various raw materials are chosen according to TC11 alloy nominal compositions Ti-6.5Al-3.5Mo-1.5Zr-0.3Si, wherein described
Titanium sponge, the quality purity of sponge zirconium are not less than 99.65%, and metal molybdenum grain purity is not less than 99.7%, and the quality of commercial-purity aluminium is pure
Degree is not less than 99.95%, and the quality purity of Al-Si intermediate alloys is not less than 99.8%.
Corresponding raw material is weighed Step 2: being automatically controlled by automatic material weighing device by TC11 alloy proportions, and passes through transmission
TC11 alloys are well mixed by device by various feedstock transportations to batch mixer, mixing system, the original in addition to high melting point metal molybdenum
Batch mixing, the cloth of material are all pressed the technology controlling and process of setting by computer, are automatically performed in totally-enclosed system, are avoided artificial and ring
Influence of the border to material composition and alloy uniformity, ensure electrode quality.
Step 3: first batch high melting point metal molybdenum grain is put into die of hydraulic machine, it is then that well mixed alloy is former
Material is sent into hydraulic press, is pressed into fritter electrode.
Step 4: second lot high melting point metal molybdenum and well mixed alloy raw material are put into ten thousand tons of hydraulic press pressures successively
In mould, continue to extrude on the basis of step 3 electrode block, obtain new consutrode block.
Step 5: electrode extruding described in step 4 is repeated several times, until obtaining overall consutrode.
Embodiment 2
For this example exemplified by preparing TC20 titan alloy casting ingot vacuum consumable electrodes, specific preparation method is as follows.
Step 1: using 0 ~ 1 grade of titanium sponge, commercial-purity aluminium, High-purity Niobium grain as raw material, according to TC20 alloy nominal compositions Ti-
6Al-7Nb chooses the various raw materials, and the quality purity of the titanium sponge is not less than 99.65%, and the quality purity of commercial-purity aluminium is not
Less than 99.95%, and the quality purity of High-purity Niobium grain is not less than 99.8%.
Titanium sponge, commercial-purity aluminium are weighed Step 2: being automatically controlled by automatic material weighing device by TC20 alloy proportions, and is led to
Cross conveyer above-mentioned raw materials are transported to batch mixer, mixing system is mixed uniformly, wherein titanium sponge and commercial-purity aluminium
Cloth, batch mixing are automatically performed in totally-enclosed system all by computer by the technology controlling and process set, avoid artificial and environment pair
The influence of material composition and alloy uniformity, ensure electrode quality.
Step 3: first batch High-purity Niobium grain is put into hydraulic press, well mixed alloy raw material is then sent into oil pressure
Machine, it is pressed into fritter consutrode.
Step 4: second lot High-purity Niobium grain and well mixed alloy raw material are put into hydraulic press successively, in step 3
Continue to extrude on the basis of consutrode block, obtain new consutrode block.
Step 5: consutrode extruding described in step 4 is repeated several times, until obtaining complete consutrode.
Embodiment 3
For this example exemplified by preparing TC25 titan alloy casting ingot vacuum consumable electrodes, specific preparation method is as follows.
Step 1: with 0 ~ 1 grade of titanium sponge, sponge zirconium, commercial-purity aluminium, little particle pure tungsten and Al-Sn intermediate alloys, Al-Mo
Intermediate alloy, Al-Si intermediate alloys are raw material, according to TC25 alloy nominal compositions Ti-6.5Al-2Mo-1Cr-1Sn-1W-
0.2Si chooses the various raw materials, and the quality purity of the titanium sponge is not less than 99.65%, the quality purity of sponge zirconium and aluminium shot
Not less than 99.95%, the quality purity of little particle tungsten is not less than 99.7%, and Al-Sn, Al-Mo, Al-Si intermediate alloy
Quality purity is not less than 99.8%.
Corresponding raw material is weighed Step 2: being automatically controlled by automatic material weighing device by TC25 alloy proportions, and passes through transmission
The raw material is well mixed by device by various feedstock transportations to batch mixer, mixing system, the original in addition to little particle tungsten
Cloth, the batch mixing of material are all pressed the technology controlling and process of setting by computer, are automatically performed in totally-enclosed system, are avoided artificial and ring
Influence of the border to material composition and alloy uniformity, ensure electrode quality.
Step 3: first batch little particle tungsten is put into hydraulic press, well mixed alloy raw material is then put into, is pressed
Fritter consutrode is made.
Step 4: second lot little particle tungsten and well mixed alloy raw material are put into hydraulic press successively, in step
Continue to extrude on the basis of rapid three consutrodes block, obtain new consutrode block.
Step 5: consutrode extruding described in step 4 is repeated several times, until obtaining overall consutrode.
Claims (5)
1. a kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode, it is characterised in that this method includes following
Step：
Step 1: being considered to be worth doing with titanium sponge, simple metal, intermediate alloy and residual titanium as raw material, the raw material is chosen according to titanium alloy component,
Wherein high-melting-point simple metal is individually deposited；
Corresponding raw material is weighed Step 2: being automatically controlled by automatic material weighing device by alloy proportion, will be various by conveyer
Alloy is well mixed by feedstock transportation to batch mixer, mixing system；
Step 3: first batch high-melting-point simple metal is put into die of hydraulic machine first, then first batch is well mixed
Raw material is sent into hydraulic press, is pressed into fritter electrode block；
Step 4: second lot high-melting-point simple metal and well mixed raw material are put into die of hydraulic machine successively, in step 3
Directly extruded on the basis of gained consutrode block, obtain new consutrode block；
Step 5: consutrode extruding described in step 4 is repeated several times, until obtain meeting technological requirement length it is overall from
Power pole.
2. a kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode according to claim 1, its feature
Be, the particle size range of titanium sponge described in step 1 in 0.83 ~ 25.4mm, and the particle size range of intermediate alloy 0.05 ~
10mm, the granularity of high-melting-point simple metal is between 0.5 ~ 8mm.
3. a kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode, its feature exist according to claim 1
In automatic material weighing mixing system has automatic weighing function in step 2, and the cloth of raw material, batch mixing are whole in addition to refractory metal
Technology controlling and process by computer by setting, is automatically performed in totally-enclosed system, avoids artificial and environment to material composition and conjunction
The influence of golden uniformity, ensure electrode quality.
4. a kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode according to claim 1, its feature
It is, Step 3: the hydraulic press drift used in four, five is cross wedge shaped pressure head.
5. a kind of preparation method of the titanium alloy of element containing high-melting-point entirety consutrode according to claim 1, its feature
It is, using the overall electrode block of hydraulic press semi continuous compacting, it is necessary to first be extruded in die of hydraulic machine in the step 5
Go out single-piece electrode block, refractory metal and the alloy being mixed evenly are added in the electrode block top then suppressed in a mold successively
Raw material continues to extrude, and above steps may be repeated multiple times until obtaining the overall consutrode for meeting technological requirement.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111001741A (en) * | 2019-12-01 | 2020-04-14 | 重庆金世利航空材料有限公司 | TA15 titanium alloy T-shaped material extrusion preparation method |
| CN112359233A (en) * | 2020-10-27 | 2021-02-12 | 新疆湘润新材料科技有限公司 | Preparation method of large-size titanium and titanium alloy ingot containing iron element |
| CN114318021A (en) * | 2021-11-19 | 2022-04-12 | 成都先进金属材料产业技术研究院股份有限公司 | Vacuum consumable melting method for Ti45Nb titanium alloy |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2015845C1 (en) * | 1991-06-24 | 1994-07-15 | Верхнесалдинское металлургическое производственное объединение | Method for manufacture of consumable electrode for melting of high-alloy titanium alloys |
| CN101033512A (en) * | 2006-03-07 | 2007-09-12 | 西安赛特金属材料开发有限公司 | Method of producing electrode for titanium alloy vacuum consumable smelting directly added with high melting metal |
-
2017
- 2017-09-18 CN CN201710842042.3A patent/CN107674990B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2015845C1 (en) * | 1991-06-24 | 1994-07-15 | Верхнесалдинское металлургическое производственное объединение | Method for manufacture of consumable electrode for melting of high-alloy titanium alloys |
| CN101033512A (en) * | 2006-03-07 | 2007-09-12 | 西安赛特金属材料开发有限公司 | Method of producing electrode for titanium alloy vacuum consumable smelting directly added with high melting metal |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111001741A (en) * | 2019-12-01 | 2020-04-14 | 重庆金世利航空材料有限公司 | TA15 titanium alloy T-shaped material extrusion preparation method |
| CN112359233A (en) * | 2020-10-27 | 2021-02-12 | 新疆湘润新材料科技有限公司 | Preparation method of large-size titanium and titanium alloy ingot containing iron element |
| CN114318021A (en) * | 2021-11-19 | 2022-04-12 | 成都先进金属材料产业技术研究院股份有限公司 | Vacuum consumable melting method for Ti45Nb titanium alloy |
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Address after: Room 555, Headquarters Building, Longxing Town, Yubei District, Chongqing Patentee after: Chongqing Jinshili Aviation Materials Co., Ltd. Address before: Room 555, Headquarters Building, Longxing Town, Yubei District, Chongqing Patentee before: Chongqing Jin Shili Titanium Industry Co. Ltd |
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