CN210817887U - Oxygen element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device - Google Patents
Oxygen element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device Download PDFInfo
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- CN210817887U CN210817887U CN201920615760.1U CN201920615760U CN210817887U CN 210817887 U CN210817887 U CN 210817887U CN 201920615760 U CN201920615760 U CN 201920615760U CN 210817887 U CN210817887 U CN 210817887U
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- Prior art keywords
- titanium alloy
- oxygen
- mig
- additive manufacturing
- wire feeding
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- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 90
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000001301 oxygen Substances 0.000 title claims abstract description 50
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 41
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 18
- 239000000654 additive Substances 0.000 title claims description 32
- 230000000996 additive effect Effects 0.000 title claims description 32
- 238000010891 electric arc Methods 0.000 title abstract description 27
- 238000003466 welding Methods 0.000 claims abstract description 42
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000956 alloy Substances 0.000 claims abstract description 27
- 239000007789 gas Substances 0.000 claims abstract description 22
- 229910052786 argon Inorganic materials 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000005728 strengthening Methods 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 239000000758 substrate Substances 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000012495 reaction gas Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000011261 inert gas Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 8
- VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000010953 base metal Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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Abstract
The utility model discloses a gradient titanium alloy MIG electric arc vibration material disk manufacturing installation that oxygen element normal position is reinforceed. The wire feeding mechanism feeds the welding wire into the MIG welding gun through the wire feeding wheel, the welding wire generates electric arc between the welding wire and the base metal after passing through the contact tip, and the titanium alloy welding wire and the surrounding titanium alloy material fed into the welding gun by the wire feeding mechanism are in molten state under the action of MIG electric arc heat; and mixing and proportioning argon and oxygen by a proportioner, outputting the mixture, ionizing the oxygen in the mixed gas under the action of MIG electric arc, and generating a titanium oxide reinforced phase by in-situ reaction of the ionic oxygen and the molten titanium alloy, wherein the titanium oxide reinforced phase is distributed in the formed titanium alloy material. And adjusting different oxygen-argon ratios to obtain different gradient strengthening effects. The utility model discloses at titanium alloy vibration material disk's in-process, realize simultaneously strengthening to titanium alloy material, need not the secondary and strengthen, reduce process flow, can realize the controllable gradient of titanium alloy material through adjusting different gas ratios simultaneously and strengthen, enlarged the application range of titanium alloy material.
Description
Technical Field
The utility model relates to a titanium alloy vibration material disk field especially relates to a gradient titanium alloy MIG electric arc vibration material disk manufacturing installation that oxygen element normal position is reinforceed.
Background
The titanium and titanium alloy has a series of characteristics of small density, high temperature resistance, corrosion resistance, high strength and the like. With the development of time, the attention of various industries is gradually paid. It has been widely used in various fields, including aerospace, national defense industry, etc. The development of titanium and titanium alloy materials is stimulated by the generation of the demand, and the complex use environment puts higher requirements on the preparation of the titanium alloy materials. With the generation of new manufacturing devices in recent years, additive manufacturing devices have been receiving attention due to their "bottom-up" and "material accumulation" features. The special process of additive manufacturing can be applied to the manufacturing of titanium alloy materials, and can greatly shorten the production period and reduce the manufacturing cost. The electric arc additive manufacturing is an important branch widely used in the electric arc additive manufacturing, and has the advantages of easy control and high efficiency. However, the existing electric arc additive manufacturing device for titanium alloy has some limitations of the device, and some parts finished by additive manufacturing cannot meet the requirement of the industry on the strength of the parts, so that the prepared material needs to be additionally reinforced in the industry, and the process flow and the production cost are increased; meanwhile, secondary strengthening often only can strengthen the surface of the material, but can not strengthen the interior of the material, thereby greatly limiting the development of high-strength titanium alloy materials in various fields.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a gradient titanium alloy MIG electric arc vibration material disk device that oxygen element normal position is reinforceed, at the in-process that titanium alloy vibration material disk was made, realizes the whole reinforcement to titanium alloy material simultaneously to realize controllable intensive effect through the control gas ratio.
In order to achieve the above object, the utility model provides a following scheme:
an oxygen in-situ strengthened gradient titanium alloy MIG arc additive manufacturing device, comprising:
and fixing the titanium alloy substrate to be processed with a clean surface on a controllable work table.
The position of the titanium alloy substrate is adjusted to be right under the MIG welding gun.
And opening the oxygen cylinder and the argon cylinder, and providing reaction gas oxygen and protective gas argon.
And opening the wire feeding mechanism, adjusting the wire feeding speed, and feeding the welding wire into the MIG welding gun after passing through the wire feeding wheel. Starting a switch of the MIG welding machine, and generating electric arc by the MIG welding gun; the oxygen is ionized under the action of the MIG electric arc to form ionic oxygen, the ionic oxygen reacts with welding wires fed in the reaction process and the titanium alloy in a molten state around the welding wires, and a titanium alloy test piece with a titanium oxide reinforced phase is generated on the titanium alloy substrate to be processed in situ.
Optionally, after the oxygen cylinder and the argon cylinder are opened, the method further comprises the following steps of: and adjusting the flow of the oxygen and the flow of the argon, thereby realizing different titanium alloy strengthening effects.
Optionally, the welding wire is a titanium alloy welding wire.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect: the utility model discloses the in-process of titanium alloy MIG electric arc vibration material disk that oxygen element normal position is reinforceed, let in oxygen, make oxygen be the ionic state under MIG electric arc's effect, with the titanium alloy normal position reaction of molten condition, titanium alloy base plate generation waiting to process has titanium oxide reinforcing phase's titanium alloy test piece, make titanium alloy vibration material disk go on simultaneously with the intensive process to titanium alloy material, operation process is simple, can make titanium alloy gradient material through adjusting different gas ratios in the manufacturing process simultaneously, the application range of titanium alloy material has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an oxygen-in-situ-strengthened gradient titanium alloy MIG arc additive manufacturing apparatus according to an embodiment of the present invention.
Fig. 2 is a flowchart of an oxygen-in-situ-strengthened gradient titanium alloy MIG arc additive manufacturing apparatus according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of an oxygen-in-situ-strengthened gradient titanium alloy MIG arc additive manufacturing apparatus according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a gradient titanium alloy MIG electric arc vibration material disk device that oxygen element normal position is reinforceed accomplishes the enhancement to titanium alloy material at the in-process that titanium alloy vibration material disk was made to it is controllable to strengthen the effect.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Examples
As shown in fig. 1 and 3, the titanium alloy additive manufacturing apparatus provided in this embodiment includes:
the device comprises a wire feeding mechanism 1, a MIG welding machine 2, a controllable work table 3, a control center 4, an oxygen cylinder 5, an argon cylinder 6, a gas proportioner 7, a MIG welding gun 8, a wire feeding wheel 9 and a titanium alloy substrate 12 to be processed.
And the controllable work table 3 is used for placing a titanium alloy substrate 12 to be processed.
The titanium alloy additive manufacturing device provided by the embodiment comprises the following specific steps:
(1) and preparing the titanium alloy gradient functional material by adopting an MIG electric arc additive manufacturing device. Cleaning the surface of a TC4 titanium alloy substrate 12, placing the cleaned surface on a controllable work table 3, fixing the position of the substrate by using a clamp, adjusting the position of an MIG welding gun 8 through a control center 4, confirming the starting position and the ending position of an MIG electric arc, and ensuring that the MIG welding gun is positioned right above the starting position of the substrate; the wire feeding speed of the wire feeding mechanism is adjusted to ensure that the welding wire is fed into the MIG welding gun after passing through the wire feeding wheel at a fixed speed.
(2) Adjusting the welding current of an MIG welding machine to be 60-100A, the welding speed to be 80-120mm/min, adjusting the wire feeding speed of a wire feeding mechanism 1 to be 80-120cm/min, connecting a protective gas pipeline with an oxygen cylinder 5 and an argon cylinder 6, and simultaneously connecting a mixed gas proportioner 7 in the middle; opening a gas cylinder switch, and simultaneously adjusting a gas proportioning device to ensure that the total gas flow is 10L/min, wherein the oxygen flow is 0-2L/min, and the rest gas is argon;
(3) in the MIG electric arc additive manufacturing process, after the MIG electric arc is generated, the controllable work table 3 is controlled to move at a constant speed in a given direction, the TC4 welding wire is melted and spread on the titanium alloy substrate under the action of the MIG electric arc, a single-layer titanium alloy MIG electric arc additive manufacturing process is started, wherein oxygen is ionized into ionic oxygen under the action of the MIG electric arc, the ionic oxygen is attached to the surface of a molten pool under the action of the MIG electric arc, the molten titanium alloy in the molten pool is driven to flow in the MIG electric arc moving process to bring the ionic oxygen attached to the surface of the molten pool into the molten pool, and the ionic oxygen and the molten titanium react in situ to generate a titanium alloy material containing a titanium oxide reinforcing phase, so that the titanium alloy material is reinforced in situ during the additive manufacturing process;
(4) and (3) after the single-channel titanium alloy additive manufacturing is finished, closing a switch of a protection gas and an MIG welding machine, returning an MIG welding gun to an initial position and adjusting the height, controlling different oxygen-argon ratios by adjusting the flow range of oxygen and argon of the gas ratio in the step (2), adjusting parameters, and continuing the additive manufacturing process of the titanium alloy material. Different strengthening effects of the titanium alloy material can be realized by controlling the gas ratio in real time, the controllable strengthening of the titanium alloy material is realized, and the titanium alloy material with the gradient function is prepared.
The device can realize in-situ reinforcement of the titanium alloy material in the process of titanium alloy additive manufacturing, and can control different reinforcement effects, so that the operation process is simple and convenient, and the application range of the titanium alloy material is further improved.
An oxygen in-situ strengthened gradient titanium alloy MIG arc additive manufacturing device as shown in FIG. 2, comprising:
step 1: and fixing the titanium alloy substrate to be processed with a clean surface on a controllable work table.
Step 2: the MIG welding gun is controlled to be positioned right above the initial position of the substrate, and the fixed wire feeding speed is adjusted by the control center and is fed into the welding gun through the wire feeding wheel.
And step 3: and opening an oxygen cylinder and an argon cylinder, providing reaction gas oxygen and protective gas argon, and adjusting different flow ratios of the oxygen and the argon.
And 4, step 4: and starting a switch of the MIG welding machine, generating electric arc by the MIG welding gun, ionizing the oxygen under the action of the MIG electric arc to form ionic oxygen, reacting the ionic oxygen with the molten titanium alloy in situ in the manufacturing process, and generating a test piece with a titanium oxide reinforced phase on the titanium alloy substrate to be processed.
As shown in fig. 3, a titanium alloy welding wire 10 is fed into a MIG welding gun, the MIG welding gun generates a MIG arc 11, oxygen 14 is ionized to form ionic oxygen under the action of the MIG arc 11 and attached to the surface of a molten pool 13, the titanium alloy welding wire 10 is spread on a titanium alloy substrate to be processed in a molten state, the ionic oxygen and the molten titanium alloy are combined in situ to generate a titanium oxide reinforcing phase and are distributed in the formed titanium alloy material, and therefore the titanium alloy material is reinforced in situ while the titanium alloy additive manufacturing process is performed.
The device provided by the utility model, not only can realize individual layer titanium alloy vibration material disk to through control center adjusting gas proportioner, control different oxygen argon gas ratio, the adjusting parameter realizes the different intensive effects of titanium alloy material, realizes the controllable of titanium alloy material and strengthens, and the preparation has the titanium alloy material of gradient function.
For the device disclosed by the embodiment, the description is relatively simple because the device disclosed by the embodiment corresponds to the device disclosed by the embodiment, and the relevant part can be referred to the device part for description.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the device and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (7)
1. An oxygen-in-situ-strengthened gradient titanium alloy MIG (metal-inert gas) arc additive manufacturing device, which is characterized by comprising: the wire feeding mechanism (1) is connected with the control center (4) and provides welding wires required by the additive manufacturing process; the controllable work table (3) is used for placing the titanium alloy substrate and is controlled by the control center (4), and the oxygen cylinder (5) and the argon cylinder (6) are connected with the gas proportioner (7) and then output to the MIG welding gun (8); the wire feeding mechanism (1) feeds the welding wire into the MIG welding gun after passing through the wire feeding wheel (9).
2. The MIG arc additive manufacturing device of an in-situ oxygen strengthened gradient titanium alloy of claim 1 wherein: the controllable work table is used for placing the titanium alloy substrate to be processed with a clean surface, and the control center controls the x-axis servo motor, the y-axis servo motor and the z-axis servo motor to drive the transmission device, so that the spatial position of the controllable work table can be moved.
3. The MIG arc additive manufacturing device of an in-situ oxygen strengthened gradient titanium alloy of claim 1 wherein: the MIG welder adjusts the MIG welder current through the control center during the additive manufacturing process.
4. The MIG arc additive manufacturing device of an in-situ oxygen strengthened gradient titanium alloy of claim 1 wherein: and the wire feeding mechanism feeds the welding wire into the welding gun after passing through the wire feeding wheel.
5. The MIG arc additive manufacturing device of an in-situ oxygen strengthened gradient titanium alloy of claim 1 wherein: the control center is connected with the wire feeding mechanism and sends a control command to adjust the wire feeding speed of the wire feeding mechanism.
6. The MIG arc additive manufacturing device of an in-situ oxygen strengthened gradient titanium alloy of claim 1 wherein: and the oxygen cylinder and the argon cylinder are connected with the gas proportioner and then output to the MIG welding gun, reaction gas oxygen and protective gas argon are input, wherein the oxygen reacts with the molten-state titanium alloy to generate a titanium alloy material with a titanium oxide reinforced phase, and the argon protects the reaction process.
7. The MIG arc additive manufacturing device of an in-situ oxygen strengthened gradient titanium alloy of claim 1 wherein: the control center controls the gas proportioner to proportion the conveyed oxygen and argon, so that different titanium alloy strengthening effects are realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920615760.1U CN210817887U (en) | 2019-04-30 | 2019-04-30 | Oxygen element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920615760.1U CN210817887U (en) | 2019-04-30 | 2019-04-30 | Oxygen element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device |
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| Publication Number | Publication Date |
|---|---|
| CN210817887U true CN210817887U (en) | 2020-06-23 |
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| CN201920615760.1U Expired - Fee Related CN210817887U (en) | 2019-04-30 | 2019-04-30 | Oxygen element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device |
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| Country | Link |
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| CN (1) | CN210817887U (en) |
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- 2019-04-30 CN CN201920615760.1U patent/CN210817887U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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Granted publication date: 20200623 |