CN112518202A - Welding device for precise metal assembly - Google Patents
Welding device for precise metal assembly Download PDFInfo
- Publication number
- CN112518202A CN112518202A CN202011354316.2A CN202011354316A CN112518202A CN 112518202 A CN112518202 A CN 112518202A CN 202011354316 A CN202011354316 A CN 202011354316A CN 112518202 A CN112518202 A CN 112518202A
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- China
- Prior art keywords
- limiting
- supporting
- fixed
- welding
- precision metal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0247—Driving means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The invention discloses a welding device for a precision metal component, which comprises a limiting support table, wherein an electric welding machine is connected onto the limiting support table, two vertical support columns are fixed onto the limiting support table, a transverse support column is fixed between the two vertical support columns, an adjusting mechanism is connected onto the transverse support column, a welding gun is arranged on the adjusting mechanism, a rotary power component is arranged at the central position of the limiting support table, a limiting support groove for mounting the rotary power component is formed in the limiting support table, and a clamping mechanism is connected onto the rotary power component. Horizontal position, vertical position and the angularly adjustable of welder among this welding set to make welder can weld the accurate metal component of different positions, different angles, the rotary power subassembly can drive accurate metal component and rotate, and then make welder can weld accurate metal component along the circumferencial direction.
Description
Technical Field
The invention relates to the technical field of precision metal components, in particular to a welding device for a precision metal component.
Background
In the process of machining a precision metal component, welding the precision metal component is an important process, and therefore a welding apparatus for the precision metal component is required.
However, the existing welding device for the precision metal assembly still has the inaccuracy of welding the precision metal assembly, cannot weld the precision metal assembly at different positions and different angles, cannot weld the precision metal assembly along the circumferential direction, and is inconvenient for maintaining parts.
Disclosure of Invention
The present invention is directed to a welding apparatus for precision metal components, which solves the above problems of the prior art.
In order to realize the purpose, the invention provides the following technical scheme: a welding device for a precise metal component comprises a limiting support table, wherein an electric welding machine is connected onto the limiting support table, two vertical support columns are fixed onto the limiting support table, a transverse support column is fixed between the two vertical support columns, an adjusting mechanism is connected onto the transverse support column, a welding gun is arranged on the adjusting mechanism, a rotary power component is arranged at the central position of the limiting support table, a limiting support groove for mounting the rotary power component is formed in the limiting support table, a clamping mechanism is connected onto the rotary power component and comprises a support circular plate, three radial limiting sliding grooves are uniformly formed in the support circular plate along the circumferential direction, a limiting slide block is connected onto the radial limiting sliding grooves in a sliding manner, a clamping limiting block is fixedly connected to the top of the limiting slide block, and a first limiting guide pillar is fixed onto the limiting slide block, the supporting circular plate is fixed with an arc limit stop through a first fastening stud, a second limit guide pillar is fixed on the arc limit stop, a reset spring is arranged between the arc limit stop and the limit slide block in the radial limit chute, one end of the reset spring is sleeved on the first limit guide pillar, and the other end of the reset spring is sleeved on the second limit guide pillar.
Preferably, the adjusting mechanism comprises a transverse hydraulic cylinder, a vertical hydraulic cylinder is fixed to the telescopic end of the transverse hydraulic cylinder, a first stepping motor is fixed to the telescopic end of the vertical hydraulic cylinder, the output end of the first stepping motor is connected with a limiting fixing block, a welding gun is arranged on the limiting fixing block, and the welding gun is connected with the electric welding machine.
Preferably, the rotary power component includes the second step motor, offer the spacing installation through-hole that is used for installing the second step motor on the spacing brace table, the outside cover of second step motor is equipped with spacing installation crown plate, spacing installation crown plate links firmly with spacing brace table through second fastening stud, the output coaxial coupling of second step motor has the output transmission shaft, the spacing mounting groove of hexagonal has been seted up on the output transmission shaft, the bottom center department of supporting the plectane links firmly the hexagonal transmission shaft with the spacing mounting groove cartridge complex of hexagonal, it is connected with the output transmission shaft through the spacing mounting groove of hexagonal transmission shaft and hexagonal to support the plectane.
Preferably, the limiting slide block is fixedly connected with the clamping limiting block through a bolt.
Preferably, the supporting circular plate is provided with a first threaded blind hole in threaded connection with the first fastening stud.
Preferably, the limiting support platform is provided with a second threaded blind hole in threaded connection with the second fastening stud.
Preferably, the arc-shaped limit stop is provided with a threaded through hole in threaded connection with the first fastening stud, and the threaded through hole corresponds to the first threaded blind hole one to one.
Preferably, four angles of the limit support platform are respectively fixed with support legs for supporting the limit support platform.
Compared with the prior art, the invention has the beneficial effects that:
1. in the welding device for the precision metal assembly, the elastic force of the reset spring is overcome to push the clamping limiting block outwards, the precision metal assembly to be processed is placed in the middle of the supporting circular plate, then the clamping limiting block is loosened, the reset spring resets, the reset spring drives the clamping limiting block to reset and clamps the precision metal assembly to be processed, the fixing mode meets the clamping requirement of the precision metal assembly, is convenient to clamp and operate, can conveniently take and place the precision metal assembly, can adapt to the clamping requirements of the precision metal assemblies with different shapes, and can be used for fixing the precision metal assembly to be processed and then welding the precision metal assembly, so that the precision metal assembly is prevented from moving to influence the welding accuracy when being welded, and the welding accuracy is guaranteed;
2. in the welding device for the precision metal components, the horizontal hydraulic cylinder drives the vertical hydraulic cylinder, the first stepping motor, the limiting fixed block and the welding gun to move horizontally, the vertical hydraulic cylinder drives the welding gun to move up and down, the first stepping motor drives the limiting fixed block to rotate, and further the angle of the welding gun is adjusted, so that the welding gun can weld the precision metal components at different positions and at different angles;
3. in the welding device for the precision metal assembly, the supporting circular plate is driven to rotate by the second stepping motor, so that the welding gun can weld the precision metal assembly along the circumferential direction.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a second schematic structural view of the present invention;
FIG. 4 is an enlarged view at B in FIG. 3;
FIG. 5 is a schematic diagram of a first embodiment of the present invention;
FIG. 6 is a second partial schematic view of the present invention;
FIG. 7 is a schematic view of a connection structure of a supporting circular plate and a hexagonal transmission shaft;
fig. 8 is a schematic structural view of the arc bump stopper.
In the figure: 1-limiting support table, 2-support leg, 3-vertical support column, 4-electric welding machine, 5-horizontal support column, 6-adjusting mechanism, 61-horizontal hydraulic cylinder, 62-vertical hydraulic cylinder, 63-first stepping motor, 64-limiting fixed block, 7-welding gun, 8-clamping mechanism, 81-supporting circular plate, 82-radial limiting chute, 83-limiting slide block, 84-clamping limiting block, 85-bolt, 86-first limiting guide pillar, 87-reset spring, 88-first threaded blind hole, 89-arc limiting block, 810-first fastening stud, 811-second limiting guide pillar, 812-threaded through hole, 813-hexagonal transmission shaft, 9-limiting support groove, 10-limiting installation through hole, 11-a second threaded blind hole, 12-a rotary power assembly, 121-a second stepping motor, 122-a limiting installation ring plate, 123-a second fastening stud, 124-an output transmission shaft and 125-a hexagonal limiting installation groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution of a welding apparatus for precision metal components: including spacing brace table 1, four angles of spacing brace table 1 are fixed with respectively and are used for carrying out the supporting leg 2 that supports to spacing brace table 1. The electric welding machine is connected onto the limiting support table 1, two vertical support columns 3 are fixed onto the limiting support table 1, a transverse support column 5 is fixed between the two vertical support columns 3, an adjusting mechanism 6 is connected onto the transverse support column 5, a welding gun 7 is arranged on the adjusting mechanism 6, a rotary power assembly 12 is arranged at the central position of the limiting support table 1, a limiting support groove 9 for mounting the rotary power assembly 12 is formed in the limiting support table 1, a clamping mechanism 8 is connected onto the rotary power assembly 12, the clamping mechanism 8 comprises a support circular plate 81, three radial limiting sliding grooves 82 are uniformly formed in the support circular plate 81 along the circumferential direction, a limiting slide block 83 is slidably connected onto the radial limiting sliding grooves 82, a clamping limiting block 84 is fixedly connected to the top of the limiting slide block 83, and preferably the limiting slide block 83 is fixedly connected with the clamping limiting block 84 through a bolt 85, so as to facilitate disassembly. The limiting slide block 83 is fixed with a first limiting guide pillar 86, the supporting circular plate 81 is fixed with an arc-shaped limiting stop 89 through a first fastening stud 810, the supporting circular plate 81 is provided with a first threaded blind hole 88 in threaded connection with the first fastening stud 810, the arc-shaped limiting stop 89 is provided with a threaded through hole 812 in threaded connection with the first fastening stud 810, the threaded through hole 812 corresponds to the first threaded blind hole 88 in a one-to-one manner, so that the first fastening stud 810 can be tightened or loosened, the arc-shaped limiting stop 89 is separated from the supporting circular plate 81, when the reset spring 87 is damaged, the reset spring 87 is conveniently maintained, and the maintenance of parts is convenient. A second limiting guide pillar 811 is fixed on the arc-shaped limiting stopper 89, a return spring 87 is arranged between the arc-shaped limiting stopper 89 and the limiting slide block 83 in the radial limiting slide groove 82, one end of the return spring 87 is sleeved on the first limiting guide pillar 86, and the other end of the return spring is sleeved on the second limiting guide pillar 811. Overcome reset spring 87's elasticity and promote centre gripping stopper 84 to the outside, place the accurate metal component that needs processing at the middle part that supports plectane 81, then loosen centre gripping stopper 84, reset spring 87 resets, reset spring 87 drives centre gripping stopper 84 and resets and clip the accurate metal component that needs processing, this kind of fixed mode is when satisfying accurate metal component centre gripping needs, centre gripping convenient operation, accurate metal component gets and puts the convenience, it is swift, and the accurate metal component's of adaptable different shapes centre gripping needs, after fixing the accurate metal component that needs processing, weld again, when avoiding welding accurate metal component, accurate metal component takes place to remove and influence the welded accuracy, thereby welded accuracy has been guaranteed.
The adjusting mechanism 6 comprises a transverse hydraulic cylinder 61, a vertical hydraulic cylinder 62 is fixed to the telescopic end of the transverse hydraulic cylinder 61, a first stepping motor 63 is fixed to the telescopic end of the vertical hydraulic cylinder 62, the output end of the first stepping motor 63 is connected with a limiting fixing block 64, a welding gun 7 is arranged on the limiting fixing block 64, and the welding gun 7 is connected with an electric welding machine 4. After the structure is adopted, the horizontal hydraulic cylinder 61 drives the vertical hydraulic cylinder 62, the first stepping motor 63, the limiting fixing block 64 and the welding gun 7 to move horizontally, the vertical hydraulic cylinder 62 drives the welding gun 7 to move up and down, the first stepping motor 63 drives the limiting fixing block 64 to rotate, and then the angle of the welding gun 7 is adjusted, so that the welding gun 7 can weld precise metal components at different positions and angles.
The rotary power component 12 comprises a second stepping motor 121, a limiting installation through hole 10 for installing the second stepping motor 121 is formed in the limiting support table 1, a limiting installation ring plate 122 is sleeved on the outer side of the second stepping motor 121, the limiting installation ring plate 122 is fixedly connected with the limiting support table 1 through a second fastening stud 123, a second threaded blind hole 11 in threaded connection with the second fastening stud 123 is formed in the limiting support table 1, and the second stepping motor 121 is conveniently detached from the limiting support table 1 to be overhauled when the requirement for fixing and installing the second stepping motor 121 is met. The output end of the second stepping motor 121 is coaxially connected with an output transmission shaft 124, a hexagonal limiting installation groove 125 is formed in the output transmission shaft 124, a hexagonal transmission shaft 813 matched with the hexagonal limiting installation groove 125 in a cartridge manner is fixedly connected to the center of the bottom of the supporting circular plate 81, and the supporting circular plate 81 is connected with the output transmission shaft 124 through the hexagonal transmission shaft 813 and the hexagonal limiting installation groove 125. Through the cooperation of the hexagonal limiting installation groove 125 and the hexagonal transmission shaft 813, the second stepping motor 121 drives the supporting circular plate 81 to rotate, and further, the precise metal assembly is welded along the circumferential direction.
The working principle is as follows: firstly overcoming the elasticity of a return spring 87 to push a clamping limiting block 84 outwards, placing a precise metal component to be processed in the middle of a supporting circular plate 81, then loosening the clamping limiting block 84, restoring the return spring 87, driving the clamping limiting block 84 to restore and clamp the precise metal component to be processed by the return spring 87, then starting a transverse hydraulic cylinder 61, extending and contracting a telescopic end of the transverse hydraulic cylinder 61 to drive a vertical hydraulic cylinder 62 to horizontally move for position adjustment, then starting the vertical hydraulic cylinder 62, driving a welding gun 7 to move up and down by the telescopic end of the vertical hydraulic cylinder 62, enabling the welding gun 7 to reach a welding part of the precise metal component to be processed, then starting an electric welding machine 4, enabling the welding gun 7 to weld the precise metal component to be processed, and starting a first stepping motor 63 when different angles of the precise metal component are required to be welded, the output end of the first stepping motor 63 drives the limiting fixing block 64 to rotate, the angle of the welding gun 7 is adjusted, the welding gun 7 can weld the precise metal components at different positions, and when the precise metal components are required to be welded along the circumferential direction, the second stepping motor 121 is started, so that the second stepping motor 121 drives the supporting circular plate 81 to rotate, and the precise metal components are welded along the circumferential direction.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. The utility model provides a welding set of accurate metal component which characterized in that: the device comprises a limiting supporting table (1), an electric welding machine (4) is connected onto the limiting supporting table (1), two vertical supporting columns (3) are fixed onto the limiting supporting table (1), a transverse supporting column (5) is fixed between the two vertical supporting columns (3), an adjusting mechanism (6) is connected onto the transverse supporting column (5), a welding gun (7) is arranged on the adjusting mechanism (6), a rotary power assembly (12) is arranged at the central position of the limiting supporting table (1), a limiting supporting groove (9) used for installing the rotary power assembly (12) is formed in the limiting supporting table (1), a clamping mechanism (8) is connected onto the rotary power assembly (12), the clamping mechanism (8) comprises a supporting circular plate (81), and three radial limiting sliding grooves (82) are uniformly formed in the supporting circular plate (81) along the circumferential direction, the clamping device is characterized in that a limiting sliding block (83) is connected to the radial limiting sliding groove (82) in a sliding mode, the top of the limiting sliding block (83) is fixedly connected with a clamping limiting block (84), a first limiting guide pillar (86) is fixed to the limiting sliding block (83), an arc limiting stop (89) is fixed to the supporting circular plate (81) through a first fastening stud (810), a second limiting guide pillar (811) is fixed to the arc limiting stop (89), a reset spring (87) is arranged between the arc limiting stop (89) and the limiting sliding block (83) in the radial limiting sliding groove (82), one end of the reset spring (87) is sleeved on the first limiting guide pillar (86), and the other end of the reset spring is sleeved on the second limiting guide pillar (811).
2. A welding apparatus for precision metal components as defined in claim 1, wherein: adjustment mechanism (6) are including horizontal pneumatic cylinder (61), the flexible end of horizontal pneumatic cylinder (61) is fixed with vertical pneumatic cylinder (62), the flexible end of vertical pneumatic cylinder (62) is fixed with first step motor (63), the output of first step motor (63) is connected with spacing fixed block (64), be provided with welder (7) on spacing fixed block (64), welder (7) are connected with electric welding (4).
3. A welding apparatus for precision metal components as defined in claim 2, wherein: the rotary power component (12) comprises a second stepping motor (121), a limiting installation through hole (10) for installing the second stepping motor (121) is formed in the limiting support platform (1), a limiting installation ring plate (122) is sleeved on the outer side of the second stepping motor (121), the limiting installation ring plate (122) is fixedly connected with the limiting support platform (1) through a second fastening stud (123), the output end of the second stepping motor (121) is coaxially connected with an output transmission shaft (124), a hexagonal limiting installation groove (125) is arranged on the output transmission shaft (124), a hexagonal transmission shaft (813) which is inserted and matched with the hexagonal limiting installation groove (125) is fixedly connected at the center of the bottom of the supporting circular plate (81), the supporting round plate (81) is connected with the output transmission shaft (124) through a hexagonal transmission shaft (813) and a hexagonal limiting installation groove (125).
4. A welding apparatus for precision metal components as defined in claim 3, wherein: the limiting slide block (83) is fixedly connected with the clamping limiting block (84) through a bolt (85).
5. A welding apparatus for precision metal components as defined in claim 4, wherein: and a first threaded blind hole (88) in threaded connection with the first fastening stud (810) is formed in the supporting circular plate (81).
6. A welding apparatus for precision metal components as defined in claim 5, wherein: and a second threaded blind hole (11) in threaded connection with the second fastening stud (123) is formed in the limiting support platform (1).
7. A welding apparatus for precision metal components as defined in claim 6, wherein: and the arc-shaped limit stop (89) is provided with a threaded through hole (812) in threaded connection with the first fastening stud (810), and the threaded through hole (812) corresponds to the first threaded blind hole (88) one by one.
8. A welding apparatus for precision metal components as defined in claim 7, wherein: four angles of spacing brace table (1) are fixed with respectively and are used for carrying out supporting leg (2) that support to spacing brace table (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354316.2A CN112518202A (en) | 2020-11-27 | 2020-11-27 | Welding device for precise metal assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354316.2A CN112518202A (en) | 2020-11-27 | 2020-11-27 | Welding device for precise metal assembly |
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| Publication Number | Publication Date |
|---|---|
| CN112518202A true CN112518202A (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011354316.2A Pending CN112518202A (en) | 2020-11-27 | 2020-11-27 | Welding device for precise metal assembly |
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| Country | Link |
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| CN (1) | CN112518202A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114248058A (en) * | 2022-01-04 | 2022-03-29 | 陕西宝光陶瓷科技有限公司 | Processing device for welding aluminum oxide ceramic and metal molybdenum |
| CN115008768A (en) * | 2021-07-31 | 2022-09-06 | 武汉市万谷智能科技有限公司 | Device for assembling inner sealing ring |
| CN117444490A (en) * | 2023-12-21 | 2024-01-26 | 华凌(天津)材料科技有限公司 | Bilateral welding repair device provided with positioning structure and used for valve plate of butterfly valve |
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| CN204934829U (en) * | 2015-09-08 | 2016-01-06 | 潍坊路加精工有限公司 | Welder |
| KR101591631B1 (en) * | 2015-09-03 | 2016-02-04 | 이용수 | Circumferential welding machine |
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| CN110280918A (en) * | 2019-05-28 | 2019-09-27 | 安徽德基汇金机械科技有限公司 | Automation welding control system case |
| CN211616741U (en) * | 2019-10-02 | 2020-10-02 | 诸暨市傲雨机械配件厂 | Five metals grinding apparatus shedder |
| CN211680650U (en) * | 2020-03-05 | 2020-10-16 | 佛山市易恒照明光电有限公司 | Welding machine |
| CN211866824U (en) * | 2020-04-01 | 2020-11-06 | 郑州先迪电气设备有限公司 | Intelligent oxygen welding tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101591631B1 (en) * | 2015-09-03 | 2016-02-04 | 이용수 | Circumferential welding machine |
| CN204934829U (en) * | 2015-09-08 | 2016-01-06 | 潍坊路加精工有限公司 | Welder |
| CN107498481A (en) * | 2017-07-31 | 2017-12-22 | 无锡厚发自动化设备有限公司 | A kind of clamp method of frock clamp |
| CN110280918A (en) * | 2019-05-28 | 2019-09-27 | 安徽德基汇金机械科技有限公司 | Automation welding control system case |
| CN211616741U (en) * | 2019-10-02 | 2020-10-02 | 诸暨市傲雨机械配件厂 | Five metals grinding apparatus shedder |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008768A (en) * | 2021-07-31 | 2022-09-06 | 武汉市万谷智能科技有限公司 | Device for assembling inner sealing ring |
| CN114248058A (en) * | 2022-01-04 | 2022-03-29 | 陕西宝光陶瓷科技有限公司 | Processing device for welding aluminum oxide ceramic and metal molybdenum |
| CN114248058B (en) * | 2022-01-04 | 2024-05-14 | 陕西宝光陶瓷科技有限公司 | Processing device for welding aluminum oxide ceramic and metallic molybdenum |
| CN117444490A (en) * | 2023-12-21 | 2024-01-26 | 华凌(天津)材料科技有限公司 | Bilateral welding repair device provided with positioning structure and used for valve plate of butterfly valve |
| CN117444490B (en) * | 2023-12-21 | 2024-04-05 | 华凌(天津)材料科技有限公司 | Bilateral welding repair device provided with positioning structure and used for valve plate of butterfly valve |
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