CN210817888U - Boron element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device - Google Patents
Boron element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device Download PDFInfo
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- CN210817888U CN210817888U CN201920616039.4U CN201920616039U CN210817888U CN 210817888 U CN210817888 U CN 210817888U CN 201920616039 U CN201920616039 U CN 201920616039U CN 210817888 U CN210817888 U CN 210817888U
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- titanium alloy
- mig
- additive manufacturing
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- boron
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- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 93
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229910052796 boron Inorganic materials 0.000 title claims abstract description 28
- 238000010891 electric arc Methods 0.000 title claims abstract description 25
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 42
- 239000000654 additive Substances 0.000 title claims description 33
- 230000000996 additive effect Effects 0.000 title claims description 33
- 238000003466 welding Methods 0.000 claims abstract description 43
- 239000000843 powder Substances 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000005728 strengthening Methods 0.000 claims abstract description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 15
- 229910052786 argon Inorganic materials 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000000956 alloy Substances 0.000 abstract description 33
- 239000000463 material Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 14
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 13
- 239000010936 titanium Substances 0.000 abstract description 13
- 229910052719 titanium Inorganic materials 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 8
- 230000003014 reinforcing effect Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 6
- 239000010953 base metal Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 11
- 230000001681 protective effect Effects 0.000 description 3
- 230000002787 reinforcement Effects 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
- 238000009434 installation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000003754 machining Methods 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 device that boron 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 are in molten state under the action of MIG electric arc heat; the boron reacts with the molten titanium alloy in situ to generate a titanium boride reinforcing phase in situ on the titanium alloy material to be processed, and the titanium boride reinforcing phase is distributed in the formed titanium alloy material, so that the structure can effectively increase the strength of the titanium alloy material. The powder feeding device is adjusted to realize different powder feeding amounts, so that different gradient strengthening effects are obtained. 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, send into the proportion that control generated titanium boride reinforcing phase through adjusting different boron powder simultaneously, realize that the controllable gradient of titanium alloy material is strengthened, 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 boron 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 is applied to the industry and needs to be additionally subjected to secondary processing reinforcement, 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 boron element normal position is reinforceed, at the in-process that titanium alloy vibration material disk was made, realizes the whole of titanium alloy material simultaneously and reinforces to realize controllable intensive effect through the gaseous ratio of control.
In order to achieve the above object, the utility model provides a following scheme:
a boron-in-situ-strengthened gradient titanium alloy MIG arc additive manufacturing device, the 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.
The argon bottle was opened and the shielding gas argon was supplied.
The wire feeding mechanism is opened through the control center, the wire feeding speed is adjusted, and the welding wire is fed into the MIG welding gun through the wire feeding wheel.
Starting an MIG welding machine at a control center, wherein the MIG welding gun generates electric arcs; and reacting the boron with the welding wire and the surrounding molten titanium alloy in the reaction process under the action of the MIG electric arc, and generating a titanium boride reinforced phase in situ on the titanium alloy substrate to be processed, wherein the titanium boride reinforced phase is distributed in the formed titanium alloy material.
Optionally, after the argon cylinder is opened and argon gas as a protective gas is provided, the method further comprises: and adjusting the feeding amount of different boron powders of the powder feeding device, and controlling the proportion of the generated titanium boride reinforcing phase, thereby realizing different titanium alloy reinforcing 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 boron element normal position is reinforceed sends into the boron powder, makes boron react with the titanium alloy normal position of molten condition under the effect of MIG electric arc, and the titanium alloy base plate that treats processing generates the titanium boride reinforcing phase, distributes in the titanium alloy material that takes shape, and this tissue can effectively strengthen the titanium alloy material. The additive manufacturing of the titanium alloy and the strengthening process of the titanium alloy material are carried out simultaneously, the operation process is simple, meanwhile, the gradient material of the titanium alloy can be prepared by adjusting different gas proportions in the manufacturing process, and the application range of the titanium alloy material is enlarged.
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 a gradient titanium alloy MIG arc additive manufacturing device in which boron is strengthened in situ according to an embodiment of the present invention.
Fig. 2 is a flowchart of a gradient titanium alloy MIG arc additive manufacturing apparatus with in-situ boron strengthening provided by an embodiment of the present invention.
Fig. 3 is a schematic diagram of a gradient titanium alloy MIG arc additive manufacturing apparatus with in-situ boron strengthening provided by 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 boron 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, an MIG welding machine 2, a controllable work table 3, a control center 4, an argon gas bottle 5, a powder feeding device 6, an MIG welding gun 7, a wire feeding wheel 8 and a titanium alloy substrate 11 to be processed.
And the controllable work table 3 is used for placing a titanium alloy substrate 11 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. The method comprises the following steps of cleaning the surface of a TC4 titanium alloy substrate 11, 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 7 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, and the wire feeding speed of a wire feeding mechanism 1 to be 80-120cm/min, and connecting a protective gas pipeline with an argon bottle 5; and opening a gas cylinder switch, and simultaneously adjusting the powder feeding amount of the powder feeding device to be 10-15 g/min.
(3) In the MIG electric arc additive manufacturing process, after the MIG electric arc is generated, the controllable worktable 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 boron 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 so as to bring the boron attached to the surface of the molten pool into the molten pool, and the boron and the molten titanium react in situ to generate a titanium boride reinforcing phase which is distributed in a formed titanium alloy material, so that the structure can effectively reinforce the titanium alloy material. So that the titanium alloy material is strengthened in situ during the machining process of additive manufacturing;
(4) and (3) after the single-channel titanium alloy additive manufacturing is finished, closing a switch of a shielding gas and an MIG welding machine, returning an MIG welding gun to an initial position and adjusting the height, controlling different boron powder feeding amounts and adjusting parameters by adjusting the powder feeding device in the step (2), 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.
A MIG arc additive manufacturing apparatus of a gradient titanium alloy strengthened in situ by boron, as shown in fig. 2, the apparatus 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 argon bottle, providing protective gas argon, and adjusting the boron powder feeding amount of the powder feeding device.
And 4, step 4: and starting an MIG welding machine through a control center, wherein an MIG welding gun generates electric arc, boron reacts with the molten titanium alloy in situ under the action of the MIG electric arc in the manufacturing process, and a titanium boride reinforced phase is generated on the titanium alloy substrate to be processed and distributed in the formed titanium alloy material.
As shown in fig. 3, a titanium alloy welding wire 9 is fed into a MIG welding gun, the MIG welding gun generates a MIG arc 10, boron 13 is ionized to form ionic boron under the action of the MIG arc 10 and is attached to the surface of a molten pool 12, the titanium alloy welding wire 9 is spread on a titanium alloy substrate to be processed in a molten state, and the boron and the molten titanium alloy are combined in situ to generate a titanium alloy material with a titanium boride reinforcing phase, so that the titanium alloy material is reinforced in situ during the processing process of titanium alloy additive manufacturing.
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, the volume is sent into to the different boron powder of control, and the control 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. The boron-element-in-situ-strengthened gradient titanium alloy MIG electric arc additive manufacturing device 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 a titanium alloy substrate and is controlled by the control center (4), meanwhile, the powder feeding device (6) is connected with the control center (4), and the argon bottle (5) is output to the MIG welding gun (7) after passing through the MIG welding machine (2); the wire feeding mechanism (1) feeds the welding wire into the MIG welding gun (7) after passing through the wire feeding wheel (8).
2. The MIG arc additive manufacturing device for gradient titanium alloy strengthened in situ by boron element as claimed in 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 for gradient titanium alloy strengthened in situ by boron element as claimed in claim 1, wherein: the MIG welder adjusts the current of the MIG welder in the manufacturing process through the control center in the additive manufacturing process.
4. The MIG arc additive manufacturing device for gradient titanium alloy strengthened in situ by boron element as claimed in claim 1, wherein: the wire feeding mechanism feeds out the welding wire, and the welding wire is fed into the welding gun after passing through the wire feeding wheel.
5. The MIG arc additive manufacturing device for gradient titanium alloy strengthened in situ by boron element as claimed in claim 1, wherein: and controlling the wire feeding speed of the wire feeding mechanism through the control center.
6. The MIG arc additive manufacturing device for gradient titanium alloy strengthened in situ by boron element as claimed in claim 1, wherein: and the argon bottle passes through the MIG welding machine and then is output to the MIG welding gun, and argon is input, wherein the argon protects the reaction process.
7. The MIG arc additive manufacturing device for gradient titanium alloy strengthened in situ by boron element as claimed in claim 1, wherein: the control center controls the powder feeding device to control different powder feeding amounts, so that different titanium alloy strengthening effects are achieved.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920616039.4U CN210817888U (en) | 2019-04-30 | 2019-04-30 | Boron element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920616039.4U CN210817888U (en) | 2019-04-30 | 2019-04-30 | Boron element in-situ reinforced gradient titanium alloy MIG electric arc additive manufacturing device |
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| CN210817888U true CN210817888U (en) | 2020-06-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605397A (en) * | 2020-12-17 | 2021-04-06 | 辽宁装备制造职业技术学院 | In-situ alloying method for electric arc additive manufacturing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605397A (en) * | 2020-12-17 | 2021-04-06 | 辽宁装备制造职业技术学院 | In-situ alloying method for electric arc additive manufacturing |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 |