CN214558575U - Magnetron tube core welding device - Google Patents
Magnetron tube core welding device Download PDFInfo
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- CN214558575U CN214558575U CN202022624300.0U CN202022624300U CN214558575U CN 214558575 U CN214558575 U CN 214558575U CN 202022624300 U CN202022624300 U CN 202022624300U CN 214558575 U CN214558575 U CN 214558575U
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Abstract
The utility model provides a magnetron tube core welding device, including a clamping table and a welding unit, the clamping table is provided with a first clamp and a second clamp, the first clamp and the second clamp are arranged oppositely with the same axis, and the first clamp and the second clamp can both rotate by taking the axis as a rotating shaft, the first clamp and the second clamp the magnetron tube core together, and the welding gun structure of the welding unit can be respectively matched with a first welding position and a second welding position of the magnetron tube core; the magnetron tube core welding device of the utility model can simply and conveniently weld the assembly surface between the exhaust tube component and the anode component and the assembly surface between the anode component and the cathode component; meanwhile, along with the clamping action between the first clamp and the second clamp, dislocation cannot occur between components of the magnetron tube core in the welding process of the magnetron tube core, the sealing performance of the magnetron tube core is favorably ensured, and the yield is improved.
Description
Technical Field
The utility model relates to a magnetron manufacturing technical field, in particular to magnetron tube core welding set.
Background
A magnetron is an electric vacuum device used to generate microwave energy; in the production of the magnetron, a tube core of the magnetron is often a core product, is formed by assembling and welding an exhaust tube assembly, an anode assembly and a cathode assembly, and cannot generate an air leakage phenomenon after being welded and formed.
Form the tube core after assembling exhaust pipe subassembly, anode assembly, cathode assembly, at the in-process that carries out the tube core welding, because there are two welding position between the three subassembly, take place the dislocation between the subassembly easily in welding process, lead to leaking gas, consequently in tube core welding process, how to ensure can not take place the dislocation between each subassembly, the problem that needs to solve among the tube core welding process has just been become.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a magnetron tube core welding device to solve the problem that the prior art is prone to misalignment between components during the tube core welding process, resulting in air leakage.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a magnetron tube core welding set, includes centre gripping platform, welding unit, the centre gripping platform sets up first anchor clamps, second anchor clamps, first anchor clamps, second anchor clamps set up with the axle center is relative, just first anchor clamps, second anchor clamps all can use the axle center to rotate as the rotation axis, first anchor clamps, second anchor clamps carry out the centre gripping to the magnetron tube core jointly, welding unit's welder structure can cooperate with first welding position, the second welding position of magnetron tube core respectively for weld the magnetron tube core.
Further, the first clamp and the second clamp are arranged oppositely in the vertical direction.
Further, the first clamp is provided with a first accommodating cavity which is open towards the direction of the second clamp, and the second clamp is provided with a second accommodating cavity which is open towards the direction of the first clamp.
Furthermore, the first accommodating cavity is provided with a sinking platform structure or an inner inclined plane structure at the opening close to the second clamp direction, and/or the second accommodating cavity is provided with a sinking platform structure or an inner inclined plane structure at the opening close to the first clamp direction.
Further, the clamping table comprises a rotating motor, and the rotating motor is connected with the first clamp and/or the second clamp.
Further, the clamping table comprises a base, the first clamp is rotatably arranged on the base, and the second clamp is movably arranged right above the first clamp along the vertical direction.
Further, the clamping table comprises a displacement output unit, and the displacement output unit is connected with the second clamp through a moving rod.
Furthermore, the clamping table comprises a slide rail and a slide block, the slide rail is arranged along the vertical direction, one end of the slide block is connected with the slide rail in a sliding manner, the second clamp is connected with the other end of the slide block in a rotating manner, and the moving rod is connected with the slide block.
Further, the welding unit comprises a first welding gun and a second welding gun, wherein a welding head of the first welding gun is aligned with the first welding position of the magnetron tube core, and a welding head of the second welding gun is aligned with the second welding position of the magnetron tube core.
Furthermore, the first clamp is provided with an avoiding inclined plane on the outer wall close to the second clamp, and the second clamp is provided with an avoiding inclined plane on the outer wall close to the first clamp.
Further, the magnetron tube core comprises an exhaust tube assembly and a cathode assembly, the first accommodating cavity accommodates and abuts against the exhaust tube assembly or the cathode assembly, and the second accommodating cavity accommodates and abuts against the cathode assembly or the exhaust tube assembly; the cavity that holds with exhaust pipe assembly complex sets up sealing device to with evacuation pipeline, protection gas supply pipeline intercommunication, thereby after exhaust pipe assembly and corresponding chamber cooperation that holds, seal through sealing device, then through the evacuation pipeline to holding the cavity, exhaust pipe assembly and even the magnetron tube core carries out the evacuation, and fill protective gas through protection gas supply pipeline, make in welding process, protective gas can protect the inside of magnetron tube core, prevent the oxidation.
Compared with the prior art, the magnetron tube core welding device has the following advantages:
the magnetron tube core welding device of the utility model can simply and conveniently weld the assembly surface between the exhaust tube component and the anode component and the assembly surface between the anode component and the cathode component; meanwhile, along with the clamping action between the first clamp and the second clamp, dislocation cannot occur between components of the magnetron tube core in the welding process of the magnetron tube core, the sealing performance of the magnetron tube core is favorably ensured, and the yield is improved.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural diagram of a magnetron tube core according to an embodiment of the present invention;
fig. 2 is an isometric view of a magnetron tube core welding device according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a magnetron tube core welding device according to an embodiment of the present invention after the magnetron tube core is placed therein;
fig. 4 is a partial enlarged view of the embodiment of the present invention at a in fig. 3;
fig. 5 is a schematic structural diagram of a clamping table in a magnetron tube core welding device according to an embodiment of the present invention;
fig. 6 is a partial enlarged view of the embodiment of the present invention at B in fig. 5;
fig. 7 is a schematic cross-sectional view of a second clamp and a first clamp in a magnetron die bonding apparatus according to an embodiment of the present invention;
fig. 8 is another schematic cross-sectional view of a second clamp and a first clamp of a magnetron die bonding apparatus according to an embodiment of the present invention.
Description of reference numerals:
the structure comprises an exhaust pipe assembly 1, an anode assembly 2, a first welding position 21, a second welding position 22, a cathode assembly 3, a clamping table 4, a base 41, a sliding rail 42, a sliding block 43, a moving rod 44, a first clamp 45, a second clamp 46, a displacement output unit 47, an avoiding inclined plane 48, a sinking table structure 49, an inner inclined plane structure 490, a welding unit 5, a first welding gun 51, a second welding gun 52, a magnetron tube core 6, a first accommodating cavity 7 and a second accommodating cavity 8.
Detailed Description
The inventive concepts of the present disclosure will be described hereinafter using terms commonly employed by those skilled in the art to convey the substance of their work to others skilled in the art. These utility concepts may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, the finished magnetron tube core 6 comprises an exhaust pipe assembly 1, an anode assembly 2 and a cathode assembly 3 which are connected in sequence and are connected into a whole through a conventional welding process so as to ensure the tightness of the magnetron tube core 6; in the prior art, an exhaust pipe assembly 1, an anode assembly 2 and a cathode assembly 3 are generally manufactured and processed respectively, then the three assemblies are assembled, welding is performed on a first welding position 21 between the anode assembly 2 and the cathode assembly 3, and welding is performed on a second welding position 22 between the exhaust pipe assembly 1 and the anode assembly 2, so that the exhaust pipe assembly 1, the anode assembly 2 and the cathode assembly 3 are welded into an integral structure, and a finished product of a magnetron tube core 6 is manufactured; in view of the fact that the welding principle, the welding process and the specific structure of each component are the prior art, further description is omitted here.
In the embodiment, the problem that the magnetron tube core 6 leaks air due to the fact that components are easily dislocated in the prior art in the process of welding the magnetron tube core 6 is mainly researched; therefore, this embodiment provides a magnetron tube core welding device, as shown in fig. 2-8, the welding device includes a clamping table 4 and a welding unit 5, the clamping table 4 is provided with a first clamp 45 and a second clamp 46, the first clamp 45 and the second clamp 46 are arranged coaxially and oppositely, the first clamp 45 and the second clamp 46 can both rotate by using the axis as a rotating shaft, the first clamp 45 and the second clamp 46 clamp the magnetron tube core 6 together, and a welding gun structure of the welding unit 5 can be respectively matched with the first welding position 21 and the second welding position 22 of the magnetron tube core 6 for welding the magnetron tube core 6.
Thus, after the exhaust pipe assembly 1, the anode assembly 2 and the cathode assembly 3 are assembled, a pre-assembled magnetron tube core 6 is formed, the magnetron tube core 6 is clamped by the first clamp 45 and the second clamp 46 together, and then the first clamp 45 and the second clamp 46 rotate along the axis, the welding gun structure welds the first welding position 21 and the second welding position 22 of the magnetron tube core 6, so that the assembly surface between the exhaust pipe assembly 1 and the anode assembly 2 and the assembly surface between the anode assembly 2 and the cathode assembly 3 can be welded simply and conveniently; meanwhile, with the clamping action between the first clamp 45 and the second clamp 46, in the welding process of the magnetron tube core 6, dislocation among all components of the magnetron tube core 6 can not occur, which is beneficial to ensuring the sealing performance of the magnetron tube core 6 and improving the yield.
In order to facilitate the first clamp 45 and the second clamp 46 to clamp the magnetron tube core 6, the first clamp 45 is provided with a first accommodating cavity 7 which is opened towards the second clamp 46 and is used for accommodating and abutting the exhaust pipe assembly 1 or the cathode assembly 3; correspondingly, the second fixture 46 is provided with a second accommodating cavity 8 which is opened towards the first fixture 45 and is used for accommodating and abutting the cathode assembly 3 or the exhaust pipe assembly 1.
In the process that the magnetron tube core 6 is clamped by the first clamp 45 and the second clamp 46, for the first accommodating cavity 7 and the second accommodating cavity 8, no matter any one exhaust tube assembly 1 in the first accommodating cavity 7 and the second accommodating cavity 8 is matched, the accommodating cavity matched with the exhaust tube assembly 1 is provided with a sealing device and is communicated with a vacuumizing pipeline and a shielding gas supply pipeline, so that after the exhaust tube assembly 1 is matched with the corresponding accommodating cavity, the sealing device is used for sealing, then the accommodating cavity, the exhaust tube assembly 1 and the magnetron tube core 6 are vacuumized through the vacuumizing pipeline, and the shielding gas is filled through the shielding gas supply pipeline, so that the shielding gas can protect the inside of the magnetron tube core 6 and prevent oxidation in the welding process; the welding process in this embodiment is preferably argon arc welding for the shielding gas, which is preferably argon.
Preferably, the first fixture 45 and the second fixture 46 are arranged in a vertical direction, and on the basis that the first fixture 45 and the second fixture 46 are coaxially arranged, since the gravity bearing direction of each component in the magnetron tube core 6 after assembly can also be regarded as vertical downward, the magnetron tube core 6 after being assembled can be placed on the first fixture 45, the magnetron tube core 6 is supported by the first fixture 45, and then the magnetron tube core 6 is pressed by the second fixture 46 to apply a vertical downward force to each component in the magnetron tube core 6, so that firm connection among each component in the magnetron tube core 6 is further ensured, and misalignment among each component of the magnetron tube core 6 during welding is prevented.
As shown in fig. 6 to 7, for the first fixture 45 and/or the second fixture 46, the first accommodating chamber 7 is provided with a sinking platform structure 49 at an opening near the second fixture 46, so that the first fixture 45 can more firmly abut against the exhaust pipe assembly 1 or the cathode assembly 3, and/or the second accommodating chamber 8 is provided with a sinking platform structure 49 at an opening near the first fixture 45, so that the second fixture 46 can more firmly abut against the cathode assembly 3 or the exhaust pipe assembly 1.
Considering that interference fit may occur between the cathode assembly 3 or the exhaust pipe assembly 1 and the counter structure 49, which may result in difficult assembly or disassembly between the magnetron tube core 6 and the fixture, the counter structure 49 may be changed to an inner slope structure 490, as shown in fig. 8, that is, the inner slope structure 490 is disposed at the opening of the first accommodating cavity 7 near the direction of the second fixture 46, and/or the inner slope structure 490 is disposed at the opening of the second accommodating cavity 8 near the direction of the first fixture 45.
In addition, in an actual implementation process, the sinking platform structure 49 and the inner inclined plane structure 490 may be replaced with each other, that is, the sinking platform structure 49 or the inner inclined plane structure 490 is disposed at an opening of the first accommodating cavity 7 in a direction close to the second fixture 46, and/or the sinking platform structure 49 or the inner inclined plane structure 490 is disposed at an opening of the second accommodating cavity 8 in a direction close to the first fixture 45, and structures of the first accommodating cavity 7 and the second accommodating cavity 8 at the openings may be consistent or inconsistent.
In order to realize the rotation between the first clamp 45 and the second clamp 46, the clamping table 4 comprises a rotating motor (not shown), and the rotating motor is connected with the first clamp 45 and/or the second clamp 46 and provides power support for the rotation between the first clamp 45 and the second clamp 46.
Preferably, the rotary motor is connected to the first clamp 45, that is, the first clamp 45 is configured to rotate actively, and then the second clamp 46 is configured to rotate passively after the magnetron tube core 6 is clamped by the second clamp 46.
Correspondingly, the rotating motor can also be connected with the second clamp 46, namely the second clamp 46 rotates actively and the first clamp 45 rotates passively; the first and second clamps 45 and 46 may be connected to a rotating motor, and the first and second clamps 45 and 46 may rotate synchronously and in the same direction.
In the present embodiment, the clamping table 4 includes a base 41, the first clamp 45 is rotatably provided on the base 41, and the second clamp 46 is movably provided in the vertical direction directly above the first clamp 45.
For the structure related to the movement of the second clamp 46, the clamping table 4 includes a displacement output unit 47, and the displacement output unit 47 is connected with the second clamp 46 through the moving rod 44, so that under the power output action of the displacement output unit 47, the moving rod 44 extends downwards or contracts upwards, and the second clamp 46 is driven to move in the vertical direction.
In addition, in order to ensure that the second clamp 46 does not shake or misplace during the moving process, the clamping table 4 includes a slide rail 42 and a slide block 43, the slide rail 42 is disposed along the vertical direction, one end of the slide block 43 is connected with the slide rail 42 in a slidable manner, the second clamp 46 is connected with the other end of the slide block 43 in a rotatable manner, and the moving rod 44 is connected with the slide block 43, so that the slide block 43 and the second clamp 46 are driven to move by the moving rod 44, and due to the limiting effect of the slide rail 42 during the moving process of the slide block 43, the second clamp 46 can move relatively smoothly in the vertical direction, and the second clamp 46 is prevented from shaking during the moving process.
The welding unit 5 comprises a first welding gun 51 and a second welding gun 52, wherein a welding head of the first welding gun 51 is aligned with the first welding position 21 of the magnetron tube core 6, and a welding head of the second welding gun 52 is aligned with the second welding position 22 of the magnetron tube core 6, so that in the process that the clamp clamps and rotates the magnetron tube core 6, the first welding position 21 and the second welding position 22 can be welded simultaneously through the two welding guns, the welding efficiency is improved, the welding work on one magnetron tube core 6 can be completed without moving the magnetron tube core 6 or the welding guns, the moving conditions of related parts are reduced, the dislocation among all components of the magnetron tube core 6 in the welding process is prevented, and the welding accuracy is ensured.
In addition, the welding process is preferably argon arc welding, and the welding unit 5 further includes related components necessary for performing argon arc welding, which are not described herein in detail in view of the prior art of the welding principle, process and related components necessary for argon arc welding.
After the clamp clamps the magnetron tube core 6, the first welding position 21 of the magnetron tube core 6 is closer to the first clamp 45, the second welding position 22 of the magnetron tube core 6 is also closer to the second clamp 46, in order to avoid the welding head of the first welding gun 51 and the welding head of the second welding gun 52, the outer wall of the first clamp 45 in the direction close to the second clamp 46 is provided with an avoiding inclined surface 48, and the outer wall of the second clamp 46 in the direction close to the first clamp 45 is provided with the avoiding inclined surface 48, so that the space interference between the clamp and the welding head of the welding gun can be avoided, and the normal operation of the welding process can be ensured.
In the present invention, the welding device further includes conventional welding components such as an electric control component, a power supply, and a gas source on the basis of the related structure and the assembly relationship provided in the present embodiment; since they are all the prior art, they are not described herein in detail.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The magnetron tube core welding device is characterized by comprising a clamping table (4) and a welding unit (5), wherein the clamping table (4) is provided with a first clamp (45) and a second clamp (46), the first clamp (45) and the second clamp (46) are arranged in a coaxial opposite mode, the first clamp (45) and the second clamp (46) can rotate by taking the axial center as a rotating shaft, the first clamp (45) and the second clamp (46) clamp a magnetron tube core (6) together, and a welding gun structure of the welding unit (5) can be respectively matched with a first welding position (21) and a second welding position (22) of the magnetron tube core (6) and is used for welding the magnetron tube core (6); the outer wall of the first clamp (45) in the direction close to the second clamp (46) is provided with an avoiding inclined plane (48), and the outer wall of the second clamp (46) in the direction close to the first clamp (45) is provided with an avoiding inclined plane (48).
2. Magnetron die bonding apparatus as claimed in claim 1, characterized in that the first clamp (45) and the second clamp (46) are arranged vertically opposite one another.
3. Magnetron die bonding apparatus according to claim 1, characterized in that the first clamp (45) is provided with a first receiving cavity (7) opening in the direction of the second clamp (46), and the second clamp (46) is provided with a second receiving cavity (8) opening in the direction of the first clamp (45).
4. A magnetron tube core welding device as claimed in claim 3, characterized in that the first receiving cavity (7) is provided with a sunken platform structure (49) or an inner bevel structure (490) at the opening near the direction of the second clamp (46), and/or the second receiving cavity (8) is provided with a sunken platform structure (49) or an inner bevel structure (490) at the opening near the direction of the first clamp (45).
5. Magnetron die bonding apparatus according to claim 1, characterized in that the clamping table (4) comprises a rotary motor connected to the first clamp (45) and/or the second clamp (46).
6. Magnetron tube core bonding apparatus according to claim 1, characterized in that the clamping table (4) comprises a base (41), the first clamp (45) being rotatably arranged on the base (41), the second clamp (46) being movably arranged in a vertical direction directly above the first clamp (45).
7. Magnetron tube core bonding apparatus according to claim 6, characterized in that the clamping table (4) comprises a displacement output unit (47), the displacement output unit (47) being connected to the second clamp (46) by means of a moving rod (44).
8. Magnetron tube core welding device according to claim 7, characterized in that the clamping table (4) comprises a slide rail (42), a slide block (43), the slide rail (42) is arranged along the vertical direction, one end of the slide block (43) is connected with the slide rail (42) in a sliding manner, the second clamp (46) is connected with the other end of the slide block (43) in a rotating manner, and the moving rod (44) is connected with the slide block (43).
9. Magnetron tube core welding device according to claim 1, characterized in that the welding unit (5) comprises a first welding torch (51), a second welding torch (52), the welding head of the first welding torch (51) being aligned with the first welding position (21) of the magnetron tube core (6) and the welding head of the second welding torch (52) being aligned with the second welding position (22) of the magnetron tube core (6).
10. A magnetron tube core welding device as claimed in claim 3, characterized in that the magnetron tube core (6) comprises an exhaust tube component (1), a cathode component (3), the first accommodating cavity (7) accommodates and abuts against the exhaust tube component (1) or the cathode component (3), and the second accommodating cavity (8) accommodates and abuts against the cathode component (3) or the exhaust tube component (1); and the accommodating cavity matched with the exhaust pipe assembly (1) is provided with a sealing device, is communicated with the vacuumizing pipeline and the shielding gas supply pipeline and is used for protecting the inside of the magnetron tube core (6) in the welding process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022624300.0U CN214558575U (en) | 2020-11-13 | 2020-11-13 | Magnetron tube core welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022624300.0U CN214558575U (en) | 2020-11-13 | 2020-11-13 | Magnetron tube core welding device |
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| Publication Number | Publication Date |
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| CN214558575U true CN214558575U (en) | 2021-11-02 |
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| CN202022624300.0U Active CN214558575U (en) | 2020-11-13 | 2020-11-13 | Magnetron tube core welding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121894A (en) * | 2022-08-29 | 2022-09-30 | 西安成立航空制造有限公司 | Vacuum brazing method and equipment for flareless pipeline connecting piece for aircraft engine |
-
2020
- 2020-11-13 CN CN202022624300.0U patent/CN214558575U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121894A (en) * | 2022-08-29 | 2022-09-30 | 西安成立航空制造有限公司 | Vacuum brazing method and equipment for flareless pipeline connecting piece for aircraft engine |
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