CN210080922U - Titanium alloy vibration material disk device based on TIG electric arc - Google Patents
Titanium alloy vibration material disk device based on TIG electric arc Download PDFInfo
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- CN210080922U CN210080922U CN201920617460.7U CN201920617460U CN210080922U CN 210080922 U CN210080922 U CN 210080922U CN 201920617460 U CN201920617460 U CN 201920617460U CN 210080922 U CN210080922 U CN 210080922U
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Abstract
The utility model discloses a titanium alloy vibration material disk device based on TIG electric arc, include: the working platform is used for placing a titanium alloy substrate to be processed; a wire feeder to provide a desired welding wire to an additive manufacturing process; a non-consumable electrode gas shielded arc TIG welding machine for forming a plasma arc; the nitrogen cylinder and the argon cylinder are respectively communicated with the TIG welding machine through pipelines and are used for providing nitrogen and argon to the TIG welding machine; and (3) ionizing nitrogen transmitted to the TIG welding machine under the action of a TIG welding gun to form a plasma arc, melting a welding wire under the action of the plasma arc, reacting the ionized nitrogen with molten titanium alloy in situ, and stacking on the surface of the titanium alloy substrate to be processed to form the additive structural member with the titanium nitride reinforcing phase. The utility model discloses at titanium alloy vibration material disk's in-process, realize simultaneously the enhancement to titanium alloy material, need not additionally to carry out the secondary strengthening of material again, operation simple process has enlarged the application range of titanium alloy material.
Description
Technical Field
The utility model relates to a titanium alloy makes the field, especially relates to a titanium alloy vibration material disk manufacturing installation based on TIG electric arc.
Background
Tig (tungsten Inert gas) welding is a shorthand for non-consumable gas arc welding. The arc welding method is an inert gas shielded arc welding method which uses pure tungsten or activated tungsten (thorium tungsten, cerium tungsten, zirconium tungsten and lanthanum tungsten) as a non-melting electrode and uses external gas as a protective medium.
Titanium and titanium alloys are considered to be one of the most promising metallic structural materials due to their low density, high specific strength, good corrosion resistance, etc. The additive manufacturing has the technical characteristic of slicing and layering, so that the additive manufacturing is widely applied to the manufacturing of titanium alloy complex parts. However, due to the particularity of the titanium alloy application field, the titanium alloy is often in complex working environments such as high temperature and corrosion, so that the titanium alloy material gradually cannot meet increasingly complex service environments. At present, the titanium alloy material is generally manufactured into titanium alloy parts with certain performance strengthening by adopting a first forming and then strengthening mode. The method has complex flow and higher cost, and greatly limits the application range of the titanium alloy material.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a titanium alloy vibration material disk device based on TIG electric arc realizes the in-process at titanium alloy vibration material disk, realizes strengthening the titanium alloy material simultaneously.
In order to achieve the above object, the utility model provides a following scheme:
a titanium alloy additive manufacturing device based on TIG arc, the titanium alloy additive manufacturing device comprising:
the working platform is used for placing a titanium alloy substrate to be processed;
a wire feeder to provide a desired welding wire to an additive manufacturing process;
a non-consumable electrode gas shielded arc TIG welding machine for forming a plasma arc;
the nitrogen cylinder and the argon cylinder are respectively communicated with the TIG welding machine through pipelines and are used for providing nitrogen and argon to the TIG welding machine;
the control center is respectively connected with the working platform, the wire feeding mechanism and the TIG welding machine; the control center controls the current of the TIG welding machine to form the plasma arc; and the control center also respectively controls the working platform and the wire feeding mechanism to enable the welding wire to be melted after passing through the plasma arc, react with the nitrogen and drop on the titanium alloy substrate to be processed.
Optionally, the titanium alloy additive manufacturing apparatus further includes: the gas proportioning device, the nitrogen cylinder with the argon gas bottle respectively with the gas proportioning device is connected, the gas proportioning device with the welding machine is connected, the gas proportioning device is used for controlling the flow of nitrogen gas with the flow of argon gas.
Optionally, the wire feeder comprises:
a wire feeding arm;
the wire feeding nozzle is arranged at the execution end of the wire feeding arm;
the wire feeding controller is respectively connected with the control center and the fixed end of the wire feeding arm; and the wire feeding controller receives the wire feeding control instruction sent by the control center, and controls the wire feeding arm to drive the wire feeding nozzle, so that the wire feeding nozzle is positioned under the plasma arc.
Optionally, the control center is configured to send an arc control instruction to the TIG welder;
the TIG welding machine comprises a welding gun arm and a TIG welding gun; the fixed end of the welding gun arm is connected with the control center, and the execution end of the welding gun arm is provided with the TIG welding gun; and the welding gun arm controls the TIG welding gun to form the plasma arc according to the arc control instruction.
Optionally, the welding wire is located right below a tungsten electrode of the TIG welding gun.
Optionally, the welding wire and the titanium alloy substrate to be processed form an angle of 30 °.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect: the utility model discloses a titanium alloy vibration material disk's in-process based on TIG electric arc, let in nitrogen gas, make nitrogen gas be the ionic state under TIG electric arc's effect, form the plasma electric arc, the welding wire melts under the effect of plasma electric arc, with the nitrogen normal position reaction of ionic state, stack formation has titanium nitride reinforced phase's vibration material disk structure on the titanium alloy base plate of treating processing, make titanium alloy vibration material disk go on simultaneously with the intensive process to titanium alloy material, the operation process is simple, the application range of titanium alloy material has been improved; and the utility model discloses a gaseous proportioner control nitrogen gas and argon gas proportion, the shared different proportions of titanium nitride reinforcing phase in the control material obtain the vibration material disk structure spare that has different intensive effects.
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 titanium alloy additive manufacturing device based on a TIG arc according to an embodiment of the present invention;
fig. 2 is a schematic diagram of titanium alloy additive manufacturing based on TIG arc 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 titanium alloy vibration material disk device based on TIG electric arc, at the in-process of titanium alloy vibration material disk, accomplish the intensification to the titanium alloy material.
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, the titanium alloy additive manufacturing apparatus based on TIG arc according to this embodiment includes:
the device comprises a wire feeding mechanism 1, a wire feeding arm 2, a wire feeding nozzle 3, a control center 4, a working platform 5, an argon gas bottle 6, a nitrogen gas bottle 7, a gas proportioner 8, a TIG welding machine 9 and a welding gun 10.
The working platform 4 is used for placing the titanium alloy substrate to be processed, the control center 4 is connected with the working platform, the titanium alloy substrate to be processed is driven by controlling the working platform 4 to move, and additive manufacturing can be achieved at any position of the titanium alloy substrate to be processed.
The control center 4 controls the x-axis servo motor, the y-axis servo motor and the z-axis servo motor to drive the transmission device by arranging a March3 system in the computer, so that the spatial position of the working platform 5 can be moved.
And the wire feeding mechanism 1 is used for providing required welding wires for the additive manufacturing process, and the welding wires can be selected according to the materials of the titanium alloy substrate to be processed.
The control center 4 is connected with a non-consumable electrode gas shielded arc TIG welding machine 8, and the nitrogen gas bottle 6 and the argon gas bottle 7 are respectively communicated with the TIG welding machine 9 through pipelines and used for providing nitrogen gas and argon gas for the TIG welding machine 9.
The control center 4 sends an arc control command to the TIG welder 9, and ionizes nitrogen by controlling current to form a plasma arc.
The control center 4 is also connected with the wire feeding mechanism 1; the control center 4 sends a wire feeding control instruction to the wire feeding mechanism 1, so that the welding wire is positioned under the plasma arc and forms an angle of 30 degrees with the titanium alloy substrate to be processed. And melting the welding wire after the plasma arc, reacting with nitrogen in situ, and dripping the welding wire on the titanium alloy substrate to be processed to form the additive structural member with the titanium nitride reinforcing phase.
The wire feeding angle is a key factor for ensuring whether the welding wire can stably enter a molten pool after being melted, and when the wire feeding angle is 30 degrees, the melted welding wire enters the molten pool most stably, so that the stability of additive manufacturing is improved.
The nitrogen gas bottle 6 and the argon gas bottle 7 are respectively connected with a gas proportioning device 8, the gas proportioning device is connected with a TIG welding machine 9, and the gas proportioning device 7 is used for controlling the flow of nitrogen gas and the flow of argon gas.
And adjusting a gas flow adjusting knob on the gas proportioning device, and observing corresponding flow scales to ensure that the total gas flow is 10L/min, wherein the nitrogen flow is 0-2L/min, and the rest gases are argon.
The proportion of nitrogen and argon is controlled by a gas proportioner, and the proportion of the formed titanium nitride in the titanium alloy material is controlled, so that the material increase structural member with different strengthening effects is obtained.
The wire feeder 1 includes: wire feeding arm 2, wire feeding nozzle 3 and wire feeding controller
The wire feeding nozzle 3 is arranged at the execution end of the wire feeding arm 2;
the wire feeding controller is respectively connected with the control center 4 and the fixed end of the wire feeding arm 2; the wire feeding controller receives a wire feeding control instruction sent by the control center 4, and controls the wire feeding arm 2 to drive the wire feeding nozzle 3, so that the wire feeding nozzle is positioned right below the plasma arc.
The TIG welding machine 9 comprises a welding gun arm and a TIG welding gun 10; the fixed end of the welding gun arm is connected with the control center 4, and the execution end of the welding gun arm is provided with a TIG welding gun 10; and the welding gun arm controls the TIG welding gun 10 to form a plasma arc according to the arc control instruction.
Specifically, the control center 4 controls the wire feeding nozzle to enable the welding wire to be located right below the tungsten electrode of the TIG welding gun 10, so that the welding wire is located at the highest energy position, the welding wire can be fully melted, and a high-quality titanium nitride reinforced phase material increase structural member is formed.
As shown in figure 2, an electric arc 11 is formed after a tungsten electrode 10-1 of a welding gun is electrified, nitrogen gas 7-1 is ionized to form ionic nitrogen under the action of the electric arc 11 and is attached to the surface of a molten pool 12, a titanium alloy welding wire 3-1 is spread on a titanium alloy substrate to be processed in a molten state under the action of the electric arc 11, the ionic nitrogen and the molten titanium alloy are combined and stacked in situ to form an additive structure with a titanium nitride reinforcing phase, and therefore the titanium alloy material is reinforced in situ during the processing process of titanium alloy additive manufacturing.
The utility model provides a method not only can realize individual layer titanium alloy vibration material disk to through adjusting at gas proportioner, control different nitrogen gas 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.
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 method 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 (6)
1. A titanium alloy additive manufacturing device based on TIG electric arc, characterized in that, the titanium alloy additive manufacturing device includes:
the working platform is used for placing a titanium alloy substrate to be processed;
a wire feeder to provide a desired welding wire to an additive manufacturing process;
a non-consumable electrode gas shielded arc TIG welding machine for forming a plasma arc;
the nitrogen cylinder and the argon cylinder are respectively communicated with the TIG welding machine through pipelines and are used for providing nitrogen and argon to the TIG welding machine;
the control center is respectively connected with the working platform, the wire feeding mechanism and the TIG welding machine;
the control center controls the current of the TIG welding machine to form the plasma arc; and the control center also respectively controls the working platform and the wire feeding mechanism to enable the welding wire to be melted after passing through the plasma arc, react with the nitrogen and drop on the titanium alloy substrate to be processed.
2. The TIG arc based titanium alloy additive manufacturing device of claim 1, further comprising: the gas proportioning device, the nitrogen cylinder with the argon gas bottle respectively with the gas proportioning device is connected, the gas proportioning device with the welding machine is connected, the gas proportioning device is used for controlling the flow of nitrogen gas with the flow of argon gas.
3. A TIG arc-based titanium alloy additive manufacturing device according to claim 1, wherein the wire feeder comprises:
a wire feeding arm;
the wire feeding nozzle is arranged at the execution end of the wire feeding arm;
the wire feeding controller is respectively connected with the control center and the fixed end of the wire feeding arm; and the wire feeding controller receives a wire feeding control instruction sent by the control center, and controls the wire feeding arm to drive the wire feeding nozzle, so that the wire feeding nozzle is positioned under the plasma arc.
4. A TIG arc based titanium alloy additive manufacturing device according to claim 1, wherein the control center is configured to send arc control commands to the TIG welder;
the TIG welding machine comprises a welding gun arm and a TIG welding gun; the fixed end of the welding gun arm is connected with the control center, and the execution end of the welding gun arm is provided with the TIG welding gun; and the welding gun arm controls the TIG welding gun to form the plasma arc according to the arc control instruction.
5. A TIG arc based titanium alloy additive manufacturing device according to claim 4, wherein said welding wire is located directly below a tungsten electrode of said TIG welding gun.
6. A TIG arc based titanium alloy additive manufacturing device according to claim 5, wherein said welding wire is at an angle of 30 ° to said titanium alloy substrate to be processed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920617460.7U CN210080922U (en) | 2019-04-30 | 2019-04-30 | Titanium alloy vibration material disk device based on TIG electric arc |
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| CN201920617460.7U CN210080922U (en) | 2019-04-30 | 2019-04-30 | Titanium alloy vibration material disk device based on TIG electric arc |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109954958A (en) * | 2019-04-30 | 2019-07-02 | 兰州理工大学 | A kind of titanium alloy increasing material manufacturing device and method based on TIG electric arc |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109954958A (en) * | 2019-04-30 | 2019-07-02 | 兰州理工大学 | A kind of titanium alloy increasing material manufacturing device and method based on TIG electric arc |
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