CN106086485B - A kind of melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy - Google Patents
A kind of melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy Download PDFInfo
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- CN106086485B CN106086485B CN201610500892.0A CN201610500892A CN106086485B CN 106086485 B CN106086485 B CN 106086485B CN 201610500892 A CN201610500892 A CN 201610500892A CN 106086485 B CN106086485 B CN 106086485B
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- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 117
- 239000000463 material Substances 0.000 title claims abstract description 99
- 230000002950 deficient Effects 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000002844 melting Methods 0.000 title claims abstract description 31
- 230000008018 melting Effects 0.000 title claims abstract description 31
- 230000009466 transformation Effects 0.000 title claims abstract description 22
- 238000011084 recovery Methods 0.000 title claims abstract description 11
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 69
- 239000000956 alloy Substances 0.000 claims abstract description 69
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 61
- 239000010936 titanium Substances 0.000 claims abstract description 52
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 49
- 238000003723 Smelting Methods 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 29
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 24
- 239000000126 substance Substances 0.000 claims description 19
- 238000005275 alloying Methods 0.000 claims description 14
- 229910052786 argon Inorganic materials 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 11
- 235000012489 doughnuts Nutrition 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 238000005476 soldering Methods 0.000 claims description 8
- 238000005554 pickling Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 5
- 230000007547 defect Effects 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229910000967 As alloy Inorganic materials 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 3
- 238000007499 fusion processing Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract 2
- 238000003754 machining Methods 0.000 abstract 1
- 238000004381 surface treatment Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C14/00—Alloys based on titanium
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Arc Welding In General (AREA)
Abstract
The present invention relates to a kind of melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy, including titanium alloy defective material scale, surface treatment, dispensing and " alloy bag " preparation, electrode preparation, VAR meltings and machining, the recycling of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy smelting can be achieved, it is advantageously implemented flexible titanium alloy defective material, variation, high circulation efficiency melting recycling, reduction titanium alloy defective material stock and the occupation of capital；Titanium defective material utilization rate is high：Without titanium alloy defective material be crushed, batch mixing and electrode pressing, in addition to a small amount of alloy bag, only need to use titanium alloy and pure titanium defective material as raw material, so that titanium defective material adding proportion greatly improved titanium alloy defective material utilization rate to more than 90% by 30% raising；Production cost is low：By improving titanium defective material utilization rate, production cost is greatly reduced.
Description
Technical field
The present invention relates to titanium processing technique field, specifically a kind of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy
Melting recovery method.
Background technology
Titanium alloy have the advantages that intensity is high, density is low, it is corrosion-resistant, without magnetic, be widely used in aerospace, naval vessel, change
The field such as work and physical culture.Since titanium alloy raw material are expensive, and its producing process is complicated, yield rate is low, therefore titanium alloy
Goods cost is high.How rationally to expand using a large amount of titanium defective materials produced in titanium alloy production process, realize that remelting recycling is sharp again
With being to reduce one of titanium alloy product production cost necessary ways.
The prior art by titanium alloy defective material mainly by being broken for bits shape, small granular form, and mixed with titanium sponge, then presses
Electrode block is made, then welds, carries out vacuum consumable electrode arc furnace (VAR) remelting recycling, obtains with titanium alloy defective material with the trade mark
Titan alloy casting ingot, in order to ensure bonding strength inside electrode block, general titanium alloy defective material adding proportion is no more than 30%.It is but such a
Process is normally only suitable for the melting of titanium alloy defective material and recycles with trade mark titanium alloy titanium ingot, and titanium alloy defective material adding proportion
It is low, there is certain limitation, it is impossible to fully meet variation, low-cost titanium alloy defective material melting remanufacture demand.
The content of the invention
Normally only it is suitable for the melting of titanium alloy defective material for above-mentioned existing process to recycle with trade mark titanium alloy titanium ingot,
And titanium alloy defective material adding proportion is low, there is the problems such as certain limitation, the present invention provides a kind of titanium alloy defective material transformation of ownership xenogenesis
The melting recovery method of trade mark titanium alloy.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy, defines titanium alloy defective material to be recycled and closes
Gold medal number is a, realizes that transformation of ownership b trades mark titanium alloy smelting recycles in accordance with the following methods, b trades mark titanium alloy should own comprising a trades mark
Main alloy element, this method comprise the following steps：
Step 1：A trades mark strip shape to be recycled, bulk or bar-shaped titanium alloy defective material are subjected to scale, obtained a kind of or more
Class has the titanium defective material of similar geometry shape, after scale titanium alloy defective material size should meet width≤250mm, length≤
3000mm；
Step 2：By titanium alloy defective material ball blast pickling or alkali pickling after scale obtained by step 1, surface scale, oil are removed
Dirt, and dry, obtain clean surface, the titanium defective material of drying；
Step 3：According to the actual alloying element content of a trade mark titanium alloy defective materials, b trade mark titanium alloy titanium ingots subject alloy member
Cellulose content, addition simple substance or intermediate alloy species and alloying element content, the scaling loss amount of alloying element fusion process, and every
Electrode weight, draws the weight for preparing each dispensing needed for every electrode, and prepares alloy bag using following methods：Take wall thickness 0.2 ~
The pure titanium thin-walled welding pipe of 1.0mm, 10 ~ 40mm of diameter, length≤500mm, welded tube one end is flattened and use argon arc welding soldering and sealing first,
Graininess intermediate alloy is then charged into, welded tube is laid flat, and intermediate alloy is evenly distributed on welded tube length direction, then will weldering
Pipe flattens, and then also flattens the welded tube other end, soldering and sealing, intermediate alloy is fixed in welded tube, the simple substance of above addition,
Or it is packaged in the intermediate alloy of welded tube and is referred to as alloy bag；
Step 4：By the cylindrical electrode to be prepared of curtailment after scale, the titanium with similar cross-section geometry closes
Golden defective material, is connected using argon arc welding overlap joint or butt welding in spot method, its length is reached the length of cylindrical electrode to be prepared, adopt
The alloy packet length for making lath-shaped with same method and being packaged in welded tube form also reaches the length of cylindrical electrode to be prepared,
Then electrode cloth and group weldering binding are carried out using donut clamp auxiliary mould, prepares cylindrical electrode, electrode diameter
Less than VAR melting once crucible internal diameters；
Step 5：2 ~ 3 VAR meltings are carried out to preparing the titanium alloy defective material electrode completed, acquisition component is uniform, surface matter
Measure excellent transformation of ownership b trade mark titan alloy casting ingots；
Step 6：Surface is carried out to titan alloy casting ingot and machines the processing that strips off the skin, removes surface defect；Ultrasonic examination, determines
Riser position, and titanium ingot riser rejected region is cut off.
Cylindrical electrode is by lath-shaped or bar-shaped titanium alloy defective material, the titanium welding pipe for being packaged with intermediate alloy in the step 4
And lath-shaped alloy simple substance composition.
In the step 4 inside cylindrical electrode, lath-shaped or bar-shaped titanium alloy defective material with by lath-shaped alloy simple substance and
The titanium welding pipe alloy bag uniformly closely knit cloth, and argon arc welding reinforcement of weld is carried out at position adjacent to each other of intermediate alloy is packaged with,
Electrode outer layer is wrapped up by the lath-shaped titanium alloy defective material of thickness >=4.0mm, is added between adjacent slat and with internal electrode welding
Gu it is ultimately produced the big overall consutrode of uniform diameter, close structure, bonding strength.
Beneficial effects of the present invention：
The melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy provided by the invention, it is residual to realize titanium alloy
Expect transformation of ownership xenogenesis trade mark titanium alloy titanium ingot recycling, while improve titanium alloy defective material adding proportion, reduce and be produced into
This, provides a kind of new thinking to expand titanium alloy scraps recycle mode, it is flexible, various to be advantageously implemented titanium alloy defective material
Change, high circulation efficiency melting recycling.Titanium alloy defective material melting recovery Pd ingot component meets and is better than GB/T 3620.1《Titanium and titanium
Alloy designations and chemical composition》National standard；
The melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy provided by the invention is, it can be achieved that titanium alloy is residual
Expect the recycling of transformation of ownership xenogenesis trade mark titanium alloy smelting：This method is easy to operate, and manufacturing enterprise can be according to customer demand, by titanium alloy
Defective material melting recycling transforms into the titanium alloy trade mark titanium ingot needed for client, is advantageously implemented flexible titanium alloy defective material, variation, height
The efficiency that circulates melting recycling, reduces titanium alloy defective material stock and the occupation of capital；Titanium defective material utilization rate is high：Need not be by titanium alloy defective material
Broken, batch mixing and electrode pressing, in addition to a small amount of alloy bag, need to only use titanium alloy and pure titanium defective material as raw material, so that will
Titanium defective material adding proportion is improved to more than 90% by 30%, and titanium alloy defective material utilization rate greatly improved；Production cost is low：By carrying
High titanium defective material utilization rate, production cost are greatly reduced.
Brief description of the drawings
Fig. 1 electrode structure stereograms of the present invention；
Fig. 2 electrode structure side views of the present invention；
Donut clamp frock open mode schematic diagram used in Fig. 3 present invention；
Donut clamp frock closed mode schematic diagram used in Fig. 4 present invention；
Reference numeral：1st, titanium alloy defective material, 2, be packaged with the welded tube alloy bag of intermediate alloy, 3, lath-shaped alloy simple substance closes
Jin Bao, 4, stent, 5, annulus clamp, 501, fixed circular arc, 502, rotation circular arc.
Embodiment
With reference to embodiment, the present invention is further elaborated.
A kind of melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy, defines titanium alloy defective material to be recycled and closes
Gold medal number is a, realizes that transformation of ownership b trades mark titanium alloy smelting recycles in accordance with the following methods, b trades mark titanium alloy should own comprising a trades mark
Main alloy element, this method comprise the following steps：
Step 1：A trades mark strip shape to be recycled, bulk or bar-shaped titanium alloy defective material are subjected to scale, obtained a kind of or more
Class has the titanium defective material of similar geometry shape, after scale titanium alloy defective material size should meet width≤250mm, length≤
3000mm；
Step 2：By titanium alloy defective material ball blast pickling or alkali pickling after scale obtained by step 1, surface scale, oil are removed
Dirt, and dry, obtain clean surface, the titanium defective material of drying；
Step 3：According to the actual alloying element content of a trade mark titanium alloy defective materials, b trade mark titanium alloy titanium ingots subject alloy member
Cellulose content, addition simple substance or intermediate alloy species and alloying element content, the scaling loss amount of alloying element fusion process, and every
Electrode weight, draws the weight for preparing each dispensing needed for every electrode, and prepares alloy bag using following methods：Take wall thickness 0.2 ~
The pure titanium thin-walled welding pipe of 1.0mm, 10 ~ 40mm of diameter, length≤500mm, welded tube one end is flattened and use argon arc welding soldering and sealing first,
Graininess intermediate alloy is then charged into, welded tube is laid flat, and intermediate alloy is evenly distributed on welded tube length direction, then will weldering
Pipe flattens, and then also flattens the welded tube other end, soldering and sealing, intermediate alloy is fixed in welded tube, the simple substance of above addition,
Or it is packaged in the intermediate alloy of welded tube and is referred to as alloy bag；In electrode production process, alloy bag is fixedly welded on electrode, it is real
Now increase alloying element species or change the purpose of alloying element content.Due to preparing after pure titanium thin-walled welding pipe accounts for needed for alloy bag
It is continuous prepare electrode mass fraction it is minimum, therefore it can be ignored to titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy smelting component
Influence；
Step 4：By the cylindrical electrode to be prepared of curtailment after scale, the titanium with similar cross-section geometry closes
Golden defective material, is connected using argon arc welding overlap joint or butt welding in spot method, its length is reached the length of cylindrical electrode to be prepared, adopt
The alloy packet length for making lath-shaped with same method and being packaged in welded tube form also reaches the length of cylindrical electrode to be prepared,
Then electrode cloth and group weldering binding are carried out using donut clamp auxiliary mould, prepares cylindrical electrode, electrode diameter
Less than VAR melting once crucible internal diameters；The cylindrical electrode by lath-shaped or bar-shaped titanium alloy defective material, be packaged with intermediate alloy
Titanium welding pipe and lath-shaped alloy simple substance composition；Inside the cylindrical electrode, lath-shaped or bar-shaped titanium alloy defective material with by plate
Strip alloy simple substance and the titanium welding pipe alloy bag uniformly closely knit cloth, and argon is carried out at position adjacent to each other for being packaged with intermediate alloy
Arc welding is reinforced, and electrode outer layer is wrapped up by the lath-shaped titanium alloy defective material of thickness >=4.0mm, between adjacent slat and with it is interior
Portion's electrode welding is reinforced, and is ultimately produced the big overall consutrode of uniform diameter, close structure, bonding strength；
Step 5：2 ~ 3 VAR meltings are carried out to preparing the titanium alloy defective material electrode completed, acquisition component is uniform, surface matter
Measure excellent transformation of ownership b trade mark titan alloy casting ingots；
Step 6：Surface is carried out to titan alloy casting ingot and machines the processing that strips off the skin, removes surface defect；Ultrasonic examination, determines
Riser position, and titanium ingot riser rejected region is cut off.
As shown in Figure 3, Figure 4, it is respectively donut clamp frock opening and closed mode schematic diagram used in the present invention,
The donut clamp frock includes stent 4 and is arranged on the circular ring shape multiple equal in magnitude and concentric at the top of stent 4
Fixture 5, annulus clamp 5 are made of the fixation circular arc 501 and rotation circular arc 502 being arranged on stent 4, rotate circular arc 502 1
End is rotatably connected with fixed 501 one end of circular arc, and the other end can rotate to the annulus that closure is formed with fixed circular arc 501；Fig. 1 is warp
Electrode structure schematic diagram after donut clamp frock auxiliary welding resistance, Fig. 2 are to aid in hindering through donut clamp frock
The electrode structure side view of postwelding.
Embodiment 1：By taking the melting recycling of TA28 titanium alloy defective material transformation of ownership TA17 titanium alloys as an example
1）Using shearing machine, Water Cutting method, strip shape, bulk and bar-shaped TA28 titanium alloys defective material are subjected to scale, obtained
Several classes have the titanium defective material of close sectional dimension, titanium alloy defective material width≤150mm, length≤2000mm after scale.
2）By ball blast acid washing method, the impurity such as titanium alloy defective material surface scale, greasy dirt are removed totally, and are dried,
Obtain clean surface, the titanium alloy defective material of drying.
3）The actual alloying element content of TA28 titanium alloy defective materials is Ti-2.5Al, i.e. Al content 2.5%, remaining is Ti elements；
TA17 titanium alloys target component is Ti-4.0Al-2.0V, i.e. Al content 4.0%, V content 2.0%, remaining is Ti elements；By adding
Add pure titanium defective material lath simple substance, Al-50.0V intermediate alloys (V content 50%, remaining is Al elements), adjustment titanium alloy defective material into
Divide, realize the purpose of TA28 titanium alloy defective material transformation of ownership TA17 titanium alloys；TA28 titanium alloys defective material uses present invention process method, warp
VAR meltings obtain TA17 titanium ingots three times, estimate Al melting loss of elements 0.2%, remaining alloying element scaling loss can be neglected；Titanium alloy
Cylindrical electrode size prepared by defective material is 280*2000mm, and every electrode weight is 440kg.
According to above-mentioned condition, it can calculate and prepare every electrode and need dispensing TA28 titanium alloy defective materials 386.43kg, pure titanium
Defective material lath simple substance 36.01kg, Al-50.0V graininess intermediate alloy 17.56kg.Pure titanium defective material lath simple substance thickness 8mm, width
Spend 50mm；Al-50.0V intermediate alloys are uniformly sub-packed in 35 wall thickness 0.5mm, diameter 24mm, in length 400mm welded tubes, it is first
First welded tube one end is flattened and uses argon arc welding soldering and sealing, after being put into intermediate alloy, welded tube is kept flat, and makes intermediate alloy in welded tube
It is evenly distributed on length direction, then welded tube is flattened, then also flatten the welded tube other end, soldering and sealing, makes intermediate alloy in welded tube
Inside it is fixed.
4）Curtailment 2000mm, the TA28 titaniums defective material with close sectional dimension after scale are used using pure titanium welding wire
Argon arc welding method is attached, and length is reached 2000mm.By pure titanium defective material lath simple substance and it is packaged in using same method
" alloy bag " length of welded tube form extends to 2000mm respectively.Using circular concentric fixture auxiliary mould carry out electrode cloth and
Group weldering binding, prepares in electrode process, by pure titanium defective material lath simple substance and be packaged with the titanium welding pipe " alloy bag " of intermediate alloy with
TA28 titanium alloys defective material uniformly closely knit cloth, and carry out argon arc welding reinforcement of weld at position adjacent to each other, electrode outer layer is by thickness
Wrapped up for the TA28 titanium alloy defective materials lath of 6.0mm, between adjacent slat and with internal electrode reinforcement of weld, finally prepared
Into diameter 280mm, length 2000mm electrodes, electrode has good connection intensity, uniform diameter, close structure.
6 electrodes are prepared using above-mentioned same method.
5）3 VAR meltings are carried out to the electrode prepared.1st time, 2 times, 3 VAR melting kettle internal diameters be respectively
380mm、480mm、580mm.Through VAR meltings three times, acquisition component is uniform, the TA17 titan alloy casting ingots of excellent surface quality.
6）Surface is carried out to TA17 titan alloy casting ingots and machines the processing that strips off the skin, removes surface defect；Ultrasonic examination, determines to emit
Mouth position, and cut off titanium ingot riser rejected region using sawing machine；Then to ingot casting into wardrobe, in, tail sample, chemically examine component.
The TA17 titanium alloy titanium ingots component finally obtained is qualified, and as shown in table 1, and each element component content meets and is better than
National standard.
1 TA17 titan alloy casting ingot component measured values of table
Claims (1)
1. a kind of melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy, defines titanium alloy defective material alloy to be recycled
The trade mark is a, realizes that transformation of ownership b trades mark titanium alloy smelting recycles in accordance with the following methods, b trades mark titanium alloy should include all masters of a trades mark
Want alloying element, it is characterised in that this method comprises the following steps：
Step 1：A trades mark strip shape to be recycled, bulk or bar-shaped titanium alloy defective material are subjected to scale, obtain a kind of or multiclass tool
There is a titanium defective material of similar geometry shape, titanium alloy defective material size should meet width≤250mm, length≤3000mm after scale；
Step 2：By titanium alloy defective material ball blast pickling or alkali pickling after scale obtained by step 1, surface scale, greasy dirt are removed,
And dry, obtain clean surface, the titanium defective material of drying；
Step 3：Contained according to the actual alloying element content of a trade mark titanium alloy defective materials, b trade mark titanium alloy titanium ingot subject alloy elements
Amount, addition simple substance or intermediate alloy species and alloying element content, the scaling loss amount of alloying element fusion process, and every electrode
Weight, draws the weight for preparing each dispensing needed for every electrode, and prepares alloy bag using following methods：Take wall thickness 0.2 ~
The pure titanium thin-walled welding pipe of 1.0mm, 10 ~ 40mm of diameter, length≤500mm, welded tube one end is flattened and use argon arc welding soldering and sealing first,
Graininess intermediate alloy is then charged into, welded tube is laid flat, and intermediate alloy is evenly distributed on welded tube length direction, then will weldering
Pipe flattens, and then also flattens the welded tube other end, soldering and sealing, intermediate alloy is fixed in welded tube, the simple substance of above addition,
Or it is packaged in the intermediate alloy of welded tube and is referred to as alloy bag；
Step 4：By the cylindrical electrode to be prepared of curtailment after scale, the titanium alloy with similar cross-section geometry is residual
Material, is connected using argon arc welding overlap joint or butt welding in spot method, its length is reached the length of cylindrical electrode to be prepared, using same
The method of sample makes lath-shaped and is packaged in the alloy packet length of welded tube form also to reach the length of cylindrical electrode to be prepared, then
Electrode cloth and group weldering binding are carried out using donut clamp auxiliary mould, prepare cylindrical electrode, electrode diameter is less than
VAR melting once crucible internal diameters；The cylindrical electrode is by lath-shaped or bar-shaped titanium alloy defective material, the titanium for being packaged with intermediate alloy
Welded tube and lath-shaped alloy simple substance composition；Inside the cylindrical electrode, lath-shaped or bar-shaped titanium alloy defective material with by lath-shaped
Alloy simple substance and the titanium welding pipe alloy bag uniformly closely knit cloth, and argon arc welding is carried out at position adjacent to each other for being packaged with intermediate alloy
Reinforcement of weld, electrode outer layer are wrapped up by the lath-shaped titanium alloy defective material of thickness >=4.0mm, between adjacent slat and electric with inside
Pole reinforcement of weld, is ultimately produced the big overall consutrode of uniform diameter, close structure, bonding strength；
Step 5：2 ~ 3 VAR meltings are carried out to preparing the titanium alloy defective material electrode completed, acquisition component is uniform, surface quality is excellent
Good transformation of ownership b trade mark titan alloy casting ingots；
Step 6：Surface is carried out to titan alloy casting ingot and machines the processing that strips off the skin, removes surface defect；Ultrasonic examination, determines riser
Position, and titanium ingot riser rejected region is cut off.
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| CN201610500892.0A CN106086485B (en) | 2016-06-30 | 2016-06-30 | A kind of melting recovery method of titanium alloy defective material transformation of ownership xenogenesis trade mark titanium alloy |
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| CN107502751B (en) * | 2017-07-17 | 2019-03-01 | 洛阳双瑞精铸钛业有限公司 | A method of TA2 slab ingot is obtained with bits shape and the pure titanium defective material melting recycling of plate |
| CN109706332B (en) * | 2018-12-19 | 2020-09-11 | 西部超导材料科技股份有限公司 | Method for improving surface quality of titanium alloy ingot |
| CN115821066A (en) * | 2022-11-28 | 2023-03-21 | 宁夏中色金航钛业有限公司 | Method for recovering and smelting titanium and titanium alloy blocky production waste |
Citations (4)
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|---|---|---|---|---|
| CN101413061A (en) * | 2008-12-05 | 2009-04-22 | 西北有色金属研究院 | Electron beam cold hearth melting recovery method for titanium and titanium alloy chip scrap |
| CN102061408A (en) * | 2011-01-26 | 2011-05-18 | 西北有色金属研究院 | Method for preparing low-cost titanium alloy |
| CN202164343U (en) * | 2011-06-14 | 2012-03-14 | 郝桂生 | Electrode device used for waste titanium recycling and remelting process |
| CN105063367A (en) * | 2015-07-23 | 2015-11-18 | 宝钛集团有限公司 | Preparation method for smelting electrodes |
-
2016
- 2016-06-30 CN CN201610500892.0A patent/CN106086485B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101413061A (en) * | 2008-12-05 | 2009-04-22 | 西北有色金属研究院 | Electron beam cold hearth melting recovery method for titanium and titanium alloy chip scrap |
| CN102061408A (en) * | 2011-01-26 | 2011-05-18 | 西北有色金属研究院 | Method for preparing low-cost titanium alloy |
| CN202164343U (en) * | 2011-06-14 | 2012-03-14 | 郝桂生 | Electrode device used for waste titanium recycling and remelting process |
| CN105063367A (en) * | 2015-07-23 | 2015-11-18 | 宝钛集团有限公司 | Preparation method for smelting electrodes |
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