CN113172297B - Special ceramic frock of induction brazing - Google Patents
Special ceramic frock of induction brazing Download PDFInfo
- Publication number
- CN113172297B CN113172297B CN202110339308.9A CN202110339308A CN113172297B CN 113172297 B CN113172297 B CN 113172297B CN 202110339308 A CN202110339308 A CN 202110339308A CN 113172297 B CN113172297 B CN 113172297B
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- Prior art keywords
- ceramic
- welding
- pipe
- welding base
- induction brazing
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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
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
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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
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/002—Soldering by means of induction heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
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- Ceramic Products (AREA)
Abstract
The invention discloses a ceramic tool special for induction brazing, which comprises a fixing component, a ceramic die and a welding base, wherein the ceramic die is arranged on the fixing component; the ceramic die comprises a semicircular vertical tube, a right-angle pressing block and a tube bottom; right-angle pressing blocks are symmetrically arranged at the joint of the semicircular vertical pipe and the pipe bottom; the lower end of the welding workpiece extends into the ceramic die and is abutted against the welding base; the middle part of the tube bottom adopts a concentric hole structure, the welding base is arranged on the upper part of the tube bottom, and the welding base and the welding workpiece are of hollow structures. The ceramic tool special for induction brazing adopts the ceramic die, has good high temperature resistance, small expansion coefficient and good dimensional stability, is not easy to react and adhere with a workpiece, and has long service life; the ceramic with the shape is used as an induction brazing mold for practical production for the first time, and the ceramic is verified in the practical production, so that the economic benefit is generated, and the problem that a proper mold cannot be found in the industry as an induction brazing support is solved.
Description
Technical Field
The invention relates to the technical field of welding tools, in particular to a ceramic tool special for induction brazing.
Background
Due to the production requirements, a tool base capable of being used for induction brazing is needed, and the tool base is used as a supporting die for metal welding, and the die is placed in a high-frequency induction coil to be not heated, and has the characteristics of high strength, no heat conduction, no electricity conduction and low cost.
Disclosure of Invention
In view of the above, the invention aims to provide a ceramic tool special for induction brazing, which adopts a ceramic mold, has good high temperature resistance, small expansion coefficient, good dimensional stability, difficult reaction adhesion with a workpiece, and long service life, and aims to overcome the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a ceramic tool special for induction brazing comprises a fixing assembly, a ceramic die and a welding base; the ceramic mould comprises a semicircular vertical pipe, a right-angle pressing block and a pipe bottom; right-angle pressing blocks are symmetrically arranged at the joint of the semicircular vertical pipe and the pipe bottom; the lower end of the welding workpiece extends into the ceramic die and is abutted against the welding base; the middle part of the tube bottom adopts a concentric hole structure, the welding base is arranged on the upper part of the tube bottom, and the welding base and the welding workpiece are of hollow structures.
Further, the fixing assembly comprises an extension plate, a pipe clamp fixing plate, a pipe clamp, a support column and a pressing sheet; the ceramic tool special for induction brazing is arranged on a brazing workbench through the extension plate, and a plurality of ceramic dies are fixed on the outer side of the extension plate through the pressing sheet; the pipe clamp fixing plate is installed above the extending plate through the supporting columns, a plurality of pipe clamps are arranged on the outer side of the pipe clamp fixing plate, and the upper ends of the welding workpieces are clamped and fixed through the pipe clamps.
Further, the welding base comprises a support part and a chassis; the chassis is provided with a clamping groove corresponding to the right-angle pressing block, and the width of the clamping groove is not smaller than that of the right-angle pressing block.
Furthermore, the semicircular vertical pipe, the right-angle pressing block and the pipe bottom are integrally formed, and a boss is arranged at the neck of the semicircular vertical pipe.
The invention has the beneficial effects that:
the ceramic tool special for induction brazing adopts the ceramic die, has strong bearing capacity to brazing high-temperature thermal shock, good high-temperature resistance, small expansion coefficient and good dimensional stability, is not easy to react and adhere with a workpiece, and has long service life; the ceramic has the characteristics of meeting various requirements, being incapable of being inductively heated, having high temperature resistance of 1000 ℃, high insulativity, good heat resistance, no heat conduction and high strength by selecting the ceramic as a die of the working base. The ceramic tool special for induction brazing is provided with the welding base, a welding workpiece is accurately positioned, and the brazing position precision is high; the ceramic mold is fixed on the outer side of the extension plate through the pressing plate, the welding base can be assembled and disassembled by twisting, the ceramic mold and the welding base are disassembled and replaced quickly and conveniently, and the operation is simplified.
The semicircular vertical pipe of the semicircular structure at the upper part of the ceramic mould is a product which is convenient to place and take and is welded. The neck of the semicircular vertical pipe adopts a boss structure, so that the semicircular vertical pipe is convenient to fix on equipment, and the position of the ceramic mould is convenient to accurately position. The lower pipe bottom of the ceramic mould adopts a circular structure, and the full circular structure has higher strength and is more stable. The pipe bottom middle part of ceramic mould adopts concentric hole structure, and the welding base is put on upper portion, is convenient for change in order to satisfy the not joint product of equidimension of production, can fill into nitrogen gas in the concentric hole to satisfy the inside demand that does not oxidize of product in welding process.
Drawings
FIG. 1 is a schematic view of the overall structure of a ceramic die adopted by the ceramic tool special for induction brazing of the invention;
FIG. 2 is a schematic view of a local structure of a ceramic mold adopted by the ceramic tool special for induction brazing of the invention.
Reference numerals: the device comprises an extension plate 1, a pipe clamp fixing plate 2, a pipe clamp 3, a support column 4, a welding workpiece 5, a pressing sheet 6, a ceramic mold 7, a semicircular vertical pipe 71, a right-angle pressing block 72, a pipe bottom 73, a welding base 8, a supporting part 81, a chassis 82 and a clamping groove 83.
Detailed Description
The following are specific examples of the present invention and further describe the technical solutions of the present invention, but the present invention is not limited to these examples.
Example 1
The utility model provides a special ceramic frock of induction brazing, includes fixed subassembly, ceramic mould 7 and welding base 8. The ceramic mould 7 comprises a semi-circular riser 71, a right-angle press 72 and a tube bottom 73. The right-angle pressing blocks 72 are symmetrically arranged at the joint of the semicircular vertical pipe 71 and the pipe bottom 73; the lower end of the welding workpiece 5 extends into the ceramic die 7 and abuts against the welding base 8. The middle part of the tube bottom 73 adopts a concentric hole structure, the upper part is provided with a welding base 8, and the welding base 8 and the welding workpiece 5 are of hollow structures.
During welding, the ceramic die 7 is sleeved with the brazing heating inductor, and the welding workpiece 5 is heated and brazed; and meanwhile, nitrogen is filled into the concentric hole and enters the welding workpiece 5 through the tube bottom 73 and the welding base 8, so that the requirement that the inside of a product is not oxidized in the welding process is met.
Example 2
The present embodiment is different from embodiment 1 in that: the fixing component comprises an extension plate 1, a pipe clamp fixing plate 2, a pipe clamp 3, a support column 4 and a pressing sheet 6. The special ceramic tool for induction brazing is installed on a brazing workbench through an extension plate 1, and a plurality of ceramic dies 7 are fixed on the outer side of the extension plate 1 through pressing sheets 6. Pipe clamp fixed plate 2 is installed in extension board 1 top through support column 4, and the pipe clamp fixed plate 2 outside sets up a plurality of pipe clamps 3, and 5 upper ends of welding workpiece are pressed from both sides tightly fixedly through pipe clamp 3.
Example 3
The present embodiment is different from embodiment 1 in that: the welding base 8 includes a support portion 81 and a bottom plate 82. The base plate 82 is provided with a clamping groove 83 corresponding to the right-angle pressing block 72, and the width of the clamping groove 83 is not less than that of the right-angle pressing block 72.
Welding 8 installation processes of base: the welding base 8 is placed on the upper surface of the pipe bottom 73 downwards along the right-angle pressing block 72 through the clamping groove 83, and the right-angle pressing block 72 is enabled to be clamped on the base plate 82 of the welding base 8 in a rotating mode through the welding base 8. The welding base 8 can be disassembled by rotating, so that the welding base 8 is convenient to replace.
Example 4
The present embodiment is different from embodiment 1 in that: semicircle standpipe 371, right angle briquetting 372 and socle 373 are integrated into one piece, and semicircle standpipe 371 neck sets up the boss, can improve welding base and weldment's fixed stability, and the course of working is simple and convenient.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (3)
1. The utility model provides a special ceramic frock of induction brazing which characterized in that: comprises a fixed component, a ceramic die and a welding base; the ceramic die comprises a semicircular vertical tube, a right-angle pressing block and a tube bottom; right-angle pressing blocks are symmetrically arranged at the joint of the semicircular vertical pipe and the pipe bottom; the lower end of the welding workpiece extends into the ceramic die and is abutted against the welding base; the middle part of the tube bottom adopts a concentric hole structure, the welding base is arranged at the upper part of the tube bottom, and the welding base and the welding workpiece are of hollow structures;
the fixing assembly comprises an extension plate, a pipe clamp fixing plate, a pipe clamp, a support pillar and a pressing sheet; the ceramic tool special for induction brazing is arranged on a brazing workbench through the extension plate, and a plurality of ceramic dies are fixed on the outer side of the extension plate through the pressing sheet; the pipe clamp fixing plate is installed above the extending plate through the supporting columns, a plurality of pipe clamps are arranged on the outer side of the pipe clamp fixing plate, and the upper ends of the welding workpieces are clamped and fixed through the pipe clamps.
2. The ceramic tool special for induction brazing according to claim 1, wherein: the welding base comprises a supporting part and a chassis; the chassis is provided with a clamping groove corresponding to the right-angle pressing block, and the width of the clamping groove is not smaller than that of the right-angle pressing block.
3. The special ceramic frock of induction brazing of claim 1, characterized in that: the semicircular vertical pipe, the right-angle pressing block and the pipe bottom are integrally formed, and a boss is arranged at the neck of the semicircular vertical pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110339308.9A CN113172297B (en) | 2021-03-30 | 2021-03-30 | Special ceramic frock of induction brazing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110339308.9A CN113172297B (en) | 2021-03-30 | 2021-03-30 | Special ceramic frock of induction brazing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113172297A CN113172297A (en) | 2021-07-27 |
| CN113172297B true CN113172297B (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110339308.9A Active CN113172297B (en) | 2021-03-30 | 2021-03-30 | Special ceramic frock of induction brazing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117020380B (en) * | 2023-10-08 | 2023-12-29 | 湖北欧鑫科技有限公司 | Rail guard welding equipment for highway construction |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4895294A (en) * | 1989-03-01 | 1990-01-23 | Thore George M | Method and apparatus for controlling solder flow in metallic members |
| JP3205812B2 (en) * | 1992-06-24 | 2001-09-04 | 東芝プラント建設株式会社 | Joint holding jig |
| CN202667863U (en) * | 2012-04-05 | 2013-01-16 | 安徽华东光电技术研究所 | High frequency welding jig |
| CN102837100B (en) * | 2012-09-06 | 2014-10-01 | 珠海格力电器股份有限公司 | Flame brazing welding machine and pipe joint protecting tool thereof |
| CN204053260U (en) * | 2014-07-23 | 2014-12-31 | 浙江楠丰管道工业有限公司 | Be applicable to the elbow pipe welding device of water heating pipe fittings processing |
| CN105149720B (en) * | 2015-07-15 | 2017-09-19 | 哈尔滨工业大学（威海） | It is a kind of to be used for soldering electric vacuum tube fixture and method for welding of the TZM alloys/ceramic sealing alloy to seal structure |
| CN205147524U (en) * | 2015-11-13 | 2016-04-13 | 浙江爽凯汽车空调有限公司 | Pipe fitting connects welding set for vehicle air conditioner |
| CN109317771B (en) * | 2018-10-31 | 2020-09-22 | 四川泛华航空仪表电器有限公司 | High-voltage ceramic seal part welding tool and using method thereof |
| CN109482993B (en) * | 2018-11-23 | 2021-02-05 | 中国航发沈阳黎明航空发动机有限责任公司 | Welding tool for straight pipe assembly with special-shaped flange pipe joint and induction brazing process method thereof |
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| CN113172297A (en) | 2021-07-27 |
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