CN110293289A - A kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening - Google Patents
A kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening Download PDFInfo
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- CN110293289A CN110293289A CN201910360790.7A CN201910360790A CN110293289A CN 110293289 A CN110293289 A CN 110293289A CN 201910360790 A CN201910360790 A CN 201910360790A CN 110293289 A CN110293289 A CN 110293289A
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- titanium alloy
- electric arc
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- increasing material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/173—Arc welding or cutting making use of shielding gas and of a consumable electrode
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
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- Mechanical Engineering (AREA)
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- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Arc Welding In General (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Abstract
The present invention discloses a kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening.Welding wire is sent into MIG welding gun through wire feed rolls by wire feeder, and welding wire is generating electric arc after ignition tip between base material, and wire feeder is sent into the titanium alloy welding wire of welding gun and surrounding titanium alloy material is in molten state under the effect of MIG electric arc heat；It will be exported after argon gas and carbon dioxide proportioner mixing match, carbon dioxide generates the titanium alloy material containing titanium carbide reinforced phase with the titanium alloy reaction in-situ of molten state under MIG arcing.Regulating gas proportioner realizes different carbon dioxide argon gas proportions, to obtain different gradient strengthening effects.The present invention is during titanium alloy increasing material manufacturing, the reinforcing to titanium alloy material is realized simultaneously, is not necessarily to secondary hardening, reduces process flow, it can realize that the gradient-controllable of titanium alloy material is strengthened, and the use scope of titanium alloy material is expanded by adjusting different gas mixing ratios simultaneously.
Description
Technical field
The present invention relates to titanium alloy material increasing fields, more particularly to a kind of gradient titanium alloy of carbon home position strengthening
MIG electric arc increasing material manufacturing method.
Background technique
It is a series of that titanium and titanium alloy are due to having the characteristics that small density, high temperature resistant, corrosion-resistant, intensity is high etc..With the time
Development, is gradually paid close attention to by all trades and professions.It is widely used in every field, including aerospace, national defence work
The fields such as industry.The generation of demand have stimulated the development of titanium or titanium alloy material, system of the complicated use environment to titanium alloy material
It is standby that more stringent requirements are proposed.And with the generation of novel processing step in recent years, increasing material manufacturing method because its " from bottom to top ",
The characteristics of " material addition ", is by extensive concern.The special process of increasing material manufacturing can be applied in the manufacture of titanium alloy material, it
The production cycle can substantially be shortened, reduce manufacturing cost.The increasing material manufacturing of MIG electric arc is as important point be wherein widely used
Branch, has the advantages that easy to control, high-efficient.But the electric arc increasing material manufacturing method of current titanium alloy has some offices of its own
Sex-limited, some parts that increasing material manufacturing is completed are unable to satisfy the industrially requirement to its intensity, this material for allowing for preparation is answered
For needing additionally to carry out secondary operation reinforcing in industry, process flow and production cost are increased；Meanwhile secondary hardening is often
The surface of material can only be strengthened, cannot achieve the reinforcing to material internal, strongly limit high strength titanium alloy material
In the development of various fields.
Summary of the invention
The object of the present invention is to provide a kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening,
It during titanium alloy increasing material manufacturing, while realizing and the entirety of titanium alloy material is strengthened, and pass through control gas mixing ratio
Realize controllable strengthening effect.
To achieve the above object, the present invention provides following schemes.
A kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening, which comprises by surface
The clean titanium alloy substrate to be processed of processing is fixed on controllable work platform.
Titanium alloy-based Board position is adjusted, is right against it under MIG welding gun.
Dioxide bottle and argon bottle are opened, reaction gas carbon dioxide and protective gas argon gas are provided.
Wire feeder is controlled by control centre, and adjusts wire feed rate, welding wire is sent into MIG welding gun after wire feed rolls
In.
Instruction starting MIG welding machine is sent by control centre, MIG welding gun generates electric arc；The carbon dioxide is in the MIG
The titanium alloy that molten state is in the welding wire and surrounding being sent into reaction process under arcing reacts, in the titanium to be processed
In-situ preparation has the titanium alloy material of titanium carbide reinforced phase on alloy substrate.
Optionally, in the opening dioxide bottle and argon bottle, reaction gas carbon dioxide and protective gas are provided
After argon gas further include: the flow of the carbon dioxide and the flow of the argon gas are adjusted, to realize that different titanium alloys is strong
Change effect.
Optionally, the welding wire is titanium alloy welding wire.
The specific embodiment provided according to the present invention, the invention discloses following technical effects: carbon of the present invention is in situ
During the titanium alloy MIG electric arc increasing material manufacturing of reinforcing, it is passed through carbon dioxide, makes carbon dioxide gas in the effect of MIG electric arc
Lower and molten condition titanium alloy reaction in-situ, the test specimen with titanium carbide reinforced phase is generated in titanium alloy substrate to be processed,
Make titanium alloy increasing material manufacturing and to the strengthening process of titanium alloy material while carrying out, operating process is simple, while in manufacturing process
In by adjusting different gas mixing ratio titanium alloy gradient material can be made, improve the use scope of titanium alloy material.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the gradient titanium alloy MIG electric arc increasing material manufacturing side for the carbon home position strengthening that the embodiment of the present invention provides
The structural schematic diagram of method.
Fig. 2 is the gradient titanium alloy MIG electric arc increasing material manufacturing side for the carbon home position strengthening that the embodiment of the present invention provides
The flow chart of method.
Fig. 3 is the gradient titanium alloy MIG electric arc increasing material manufacturing side for the carbon home position strengthening that the embodiment of the present invention provides
The schematic diagram of method.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening,
During titanium alloy increasing material manufacturing, the reinforcing to titanium alloy material is completed, and strengthening effect is controllable.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Embodiment
As shown in Figure 1,3, titanium alloy increasing material manufacturing method provided in this embodiment includes:
Wire feeder 1, MIG welding machine 2, controllable work platform 3, control centre 4, dioxide bottle 5, argon bottle 6, gas proportioning device 7,
MIG welding gun 8, wire feed rolls 9 and titanium alloy substrate to be processed 12.
Controllable work platform 3, for placing titanium alloy substrate 12 to be processed.
Titanium alloy increasing material manufacturing method specific steps provided in this embodiment are as follows:
(1) preparation of titanium alloy function-graded material is carried out using MIG electric arc increasing material manufacturing method.By TC4 titanium alloy substrate 12
Surface treatment is completely placed on controllable work platform 3, and fixes substrate position with fixture, adjusts MIG weldering by control centre 4
8 position of rifle confirms initial position and the final position of MIG electric arc, it is ensured that MIG welding gun is located at right above substrate initial position；It is logical
Cross control centre's regulating wire feeding wire feed rate, it is ensured that welding wire is sent into MIG welding gun after wire feed rolls with fixed speed.
(2) adjusting MIG welder electric current in control centre is 60-180A, speed of welding 80-240mm/min, is adjusted
1 wire feed rate of wire feeder is 80-300cm/min, protection feed channel is connected with dioxide bottle 5, argon bottle 6, together
When in centre connect upper mixed gas proportioner 7；Gas cylinder switch, while regulating gas proportioner are opened, so that total gas flow rate
For 10L/min, wherein carbon dioxide flow is 0-2L/min, and remaining gas is argon gas.
(3) during the increasing material manufacturing of MIG electric arc, controllable work platform 3 is controlled after the generation of MIG electric arc and is at the uniform velocity moved to set direction
Dynamic, TC4 welding wire melts under MIG arcing to be spread on titanium alloy substrate, starts single layer titanium alloy MIG electric arc increasing material manufacturing
Process, wherein carbon dioxide is attached to weld pool surface under MIG arcing, drives bath in MIG electric arc moving process
The titanium alloy flowing of molten state brings the carbon dioxide for being attached to weld pool surface into bath, carbon dioxide and molten state titanium into
Reaction, which generates titanium carbide, in situ enhances phase constitution, is distributed in the titanium alloy material to be formed, this tissue effectively improves titanium alloy
The intensity of material, to complete the reinforcing to titanium alloy material in situ while the process of increasing material manufacturing.
(4) after the completion of the increasing material manufacturing of single track titanium alloy, protective gas and MIG welder switch are closed, MIG welding gun is back to just
Beginning and adjusts height at position, passes through the range of flow for adjusting the carbon dioxide gas argon gas of the gas mixing ratio described in step 2, control
Different carbon dioxide and argon gas ratio are made, adjustment parameter continues the increasing material manufacturing process of titanium alloy material.Pass through real-time control gas
Body matches the different strengthening effects that titanium alloy material may be implemented, and realizes that the controllable reinforcing of titanium alloy material, preparation have gradient
The titanium alloy material of function.
This method can be realized the home position strengthening that titanium alloy material is completed at the same time during titanium alloy increasing material manufacturing,
And it can control different strengthening effects, it is easy to make operating process, and then improve the use scope of titanium alloy material.
A kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening, as shown in Fig. 2, the method
Include:
Step 1: the clean titanium alloy substrate to be processed of surface treatment is fixed on controllable work platform.
Step 2: control MIG welding gun is located at right above substrate initial position, and fixed wire feed is adjusted by control centre
Speed is sent into welding gun through wire feed rolls.
Step 3: dioxide bottle and argon bottle are opened, reaction gas carbon dioxide and protective gas argon gas are provided, and
Adjust the different flow proportion of the carbon dioxide and the argon gas.
Step 4: MIG welding machine being started by control centre, MIG welding gun generates electric arc, and the carbon dioxide is made in MIG electric arc
With lower with titanium alloy reaction in-situ that is being in molten state in manufacturing process, the generation carbonization on the titanium alloy substrate to be processed
Titanium reinforced phase, is distributed in the titanium alloy material to be formed.
As shown in figure 3, titanium alloy welding wire 10 is sent into MIG welding gun, MIG welding gun generates MIG electric arc 11, and carbon dioxide 14 exists
The surface in molten bath 13 is attached under the action of MIG electric arc 11, titanium alloy welding wire 10 spreads in titanium to be processed in molten condition and closes
On gold base, the titanium alloy in-situ junction symphysis of carbon dioxide and molten condition is distributed in the titanium alloy to be formed at titanium carbide reinforced phase
In material, to complete the reinforcing to titanium alloy material in situ while the process of titanium alloy increasing material manufacturing.
Method provided by the invention not only may be implemented single layer titanium alloy increasing material manufacturing, and be adjusted by control centre
Gas proportioning device controls different carbon dioxide and argon gas ratio, and adjustment parameter realizes the different strengthening effects of titanium alloy material,
It realizes the controllable reinforcing of titanium alloy material, prepares the titanium alloy material with gradient function.
For the method disclosed in the embodiment, since it is corresponding with device disclosed in embodiment, so the ratio of description
Relatively simple, reference may be made to the description of the method.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening, which is characterized in that the described method includes:
Control centre 4 is connected with MIG welding machine 2, controllable work platform 3, gas proportioning device 7, and dioxide bottle 5, argon bottle 6 are matched with gas
It exports after being connected than device 7 to MIG welding gun 8；Welding wire is sent into MIG welding gun by wire feeder 1 after wire feed rolls 9.
2. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 1, special
Sign is: the wire feeder through wire feed rolls by the welding wire be sent into MIG welding gun, welding wire after ignition tip between base material
Generate electric arc；Welding wire is in molten state under MIG electric arc Source, and the carbon dioxide is under MIG arcing, in argon atmospher
It is moved near molten bath under enclosing, enter molten bath in the flow process of molten bath and is attached to the surface in molten bath, in increasing material manufacturing
With the displacement of MIG electric arc heat source in journey, the flowing of bath molten state titanium alloy is driven, carbon dioxide enters molten bath
The internal titanium with molten state reacts in situ generates titanium carbide reinforced phase, is distributed in forming titanium alloy material, realization pair
Reinforcing in material preparation process.
3. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 1, special
Sign is: the controllable work platform to be processed titanium alloy substrate clean for placement surface processing, and by the control centre
Mach3 system, control x, y, z axis servo motor drive transmission device, realize controllable work platform spatial displacement, movement speed
For 80-240mm/min.
4. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 1, special
Sign is: MIG welding machine generates electric arc, and adjusting MIG welding current described in manufacturing process by the control centre is 60-
180A。
5. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 1, special
Sign is: welding wire is sent into welding gun after the wire feed rolls by the wire feeder.
6. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 5, special
Sign is: controlling the wire feeder wire feed rate by the control centre is 80-300cm/min.
7. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 5, special
Sign is: the welding wire is titanium alloy welding wire.
8. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 1, special
Sign is: the dioxide bottle and argon bottle, is used for input reaction gas carbon dioxide and protective gas argon in the process
Gas, wherein carbon dioxide reacted with molten state titanium alloy generate the test specimen containing titanium carbide reinforced phase, argon gas to reaction process into
Row protection.
9. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 1, special
Sign is: controlling the gas proportioning device by the control centre, the carbon dioxide for carrying out conveying is matched with argon gas
Than to realize different titanium alloy strengthening effects.
10. the gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening according to claim 9,
Be characterized in that: it is 10L/min that the gas proportioning device, which adjusts total gas flow, and wherein carbon dioxide flow is 0-2L/min,
Remaining gas is argon gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910360790.7A CN110293289A (en) | 2019-04-30 | 2019-04-30 | A kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910360790.7A CN110293289A (en) | 2019-04-30 | 2019-04-30 | A kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening |
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| Publication Number | Publication Date |
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| CN110293289A true CN110293289A (en) | 2019-10-01 |
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| CN201910360790.7A Withdrawn CN110293289A (en) | 2019-04-30 | 2019-04-30 | A kind of gradient titanium alloy MIG electric arc increasing material manufacturing method of carbon home position strengthening |
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| CN (1) | CN110293289A (en) |
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