CN105328309A - Welding device used for mounting seat on titanium alloy thin-wall welding casing - Google Patents
Welding device used for mounting seat on titanium alloy thin-wall welding casing Download PDFInfo
- Publication number
- CN105328309A CN105328309A CN201510795686.2A CN201510795686A CN105328309A CN 105328309 A CN105328309 A CN 105328309A CN 201510795686 A CN201510795686 A CN 201510795686A CN 105328309 A CN105328309 A CN 105328309A
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- CN
- China
- Prior art keywords
- welding
- titanium alloy
- welding gun
- casing
- alloy thin
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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
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/23—Arc welding or cutting taking account of the properties of the materials to be welded
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/14—Titanium or alloys thereof
Abstract
The invention discloses a welding device used for a mounting seat on a titanium alloy thin-wall welding casing. The welding device comprises a nut, a welding gun shell, a tungsten filament clamp, a core barrel, an insulation washer, a core sleeve, gas filter nets, a welding gun handle, a ceramic nozzle, retainer rings and a tungsten filament, wherein the welding gun handle is inserted on the welding gun shell and an included angle between the welding gun handle and the welding gun shell is smaller than 90 degrees; the nut and the core barrel are connected onto the welding gun shell by thread fit; the other end of the welding gun shell is connected with the ceramic nozzle by the insulation washer; the diameter of the lower end of the ceramic nozzle is larger than the diameter of the upper end thereof; and the core sleeve is connected inside the ceramic nozzle by threads. The welding device used for a mounting seat on a titanium alloy thin-wall welding casing has the advantage that the effective protection to an argon tungsten-arc welding connector in a narrow space of the mounting seat on the titanium alloy thin-wall welding casing is realized, so that titanium alloy welding quality is enabled to meet the quality requirement of an aero-engine component.
Description
Technical field
The present invention relates to structural design and the applied technical field of welder, specifically provide a kind of welder of mount pad on titanium alloy thin wall welding casing.
Background technology
For reducing the overall weight of engine, novel aero-engine employs titanium alloy material in a large number, and a lot of important component adopts titanium alloy thin wall welding casing, and at the numerous mount pad of casing surface soldered.The technical difficult points of titanium alloy welding is that weld metal easily oxidative phenomena occurs.On titanium alloy thin wall welding casing, the welding of mount pad closed weld is by limited space, and weld seam protection problem is more outstanding.For this reason, special welder must be adopted to strengthen protected effect titanium alloy thin wall being welded to mount pad closed weld welding point on casing, realize small space welding, to meet the quality requirement of aero-engine titanium alloy member.
The structure of common alloy of titanium tungsten electrode argon arc welding gun as shown in Figure 1, it is applicable to the Gas Tungsten Arc Welding operation of all titanium alloy materials of open space, but is not suitable for the Gas Tungsten Arc Welding operation of mount pad small space closed weld on titanium alloy thin wall welding casing.The reason that common alloy of titanium tungsten electrode argon arc welding gun is not suitable for mount pad on welding titanium alloy thin walled welds casing mainly protects mouth protection domain less, and small space cannot place the protection that welding gun trailer strengthens butt welded seam district.Welding gun housing and torch handle at an angle of 90, cannot realize closing welding at small space.Comprehensive two aspect factors, common alloy of titanium tungsten electrode argon arc welding gun cannot realize the available protecting to mount pad small space closed weld welding point on titanium alloy thin wall welding casing.
People urgently wish to obtain the excellent welder welding mount pad on casing for titanium alloy thin wall of a kind of technique effect.
Summary of the invention
The object of this invention is to provide the welder welding mount pad on casing for titanium alloy thin wall that a kind of technique effect is excellent.Can realize, to the available protecting of mount pad small space closed weld Gas Tungsten Arc Welding joint on titanium alloy thin wall welding casing, ensureing that titanium alloy welding quality meets the quality requirement of aeroengine components.
The welder of mount pad on titanium alloy thin wall welding casing of the present invention, the welder of described mount pad on titanium alloy thin wall welding casing is constructed as follows: nut 1, welding gun housing 2, tungsten filament folder 3, core cylinder 4, insulating washer 5, core retainer plate 6, gas filter screen 7, torch handle 8, ceramic nozzle 9, collar 10 and tungsten filament 14; Described torch handle 8 is plugged on to be formed on welding gun housing 2 and with welding gun housing 2 and is less than 90 ° of angles, nut 1 and core cylinder 4 are connected on welding gun housing 2 by threaded engagement, nut 1 is provided with external screw thread, core cylinder 4 is provided with external screw thread, welding gun housing 2 inner chamber is provided with internal thread, and described nut 1 and core cylinder 4 external screw thread match with described welding gun housing 2 internal thread.The other end of welding gun housing 2 is connected with ceramic nozzle 9 by insulating washer 5, the lower end diameter of ceramic nozzle 9 is greater than upper end diameter, core retainer plate 6 outer wall is provided with external screw thread, ceramic nozzle 9 inner chamber is provided with internal thread, and core retainer plate 6 is threaded connection in ceramic nozzle 9, and the other end of core cylinder 4 is socketed in core retainer plate 6, gas filter screen 7 and collar 10 layering load in core retainer plate 6 successively, collar 10 is arranged in the collar groove of core retainer plate 6, for fixed gas filter screen 7, and forming unit body I.Collar 10 comprises different-diameter specification, and the welding protection gas of turbulent shape can filter and form the air-flow of laminar flow shape after rectification by multi-layer gas filter screen 7, plays effective protective effect to welding pool and weld seam.Tungsten filament folder 3 is connected to inside core cylinder 4, and tungsten filament 14 is plugged in tungsten filament folder 3, forming unit body II.Ceramic nozzle 9 is plugged in cell cube I, and by cell cube II plug-in unit body I, then nut 1 is plugged in welding gun housing 2, the assembling of complete cost apparatus.During use, by welder according to argon arc welding machine installation requirement access argon arc welding machine.
The welder of described mount pad on titanium alloy thin wall welding casing may be used for the argon arc welding welding of titanium alloy component optional position, and protected effect is fine.
The feature slow for titanium alloy rate of heat dispation, welding pool area is large, described ceramic nozzle 9 increases the protected area to mount pad welding point on titanium alloy thin wall welding casing.After welding gun housing 2 and torch handle 8 grafting, welding gun housing 2 and torch handle 8 form the structure being less than 90 °, are conducive to realizing welding at small space.
The welder of described mount pad on titanium alloy thin wall welding casing is strengthen the protected effect to mount pad welding point on titanium alloy thin wall welding casing; be provided with " funnel " shaped ceramic nozzle 9; increase nozzle diameter, Main Function is the protected area strengthening butt welded seam.Be provided with insulating washer 5, can prevent in welding operation process because electric discharge butt-welding fitting produces electric injury.
The welder of described mount pad on titanium alloy thin wall welding casing; can realize, to the available protecting of mount pad small space Gas Tungsten Arc Welding joint on titanium alloy thin wall welding casing, ensureing that titanium alloy welding quality meets the quality requirement of aeroengine components.
Accompanying drawing explanation
Below in conjunction with drawings and the embodiments, the present invention is further detailed explanation:
Fig. 1 is common alloy of titanium tungsten electrode argon arc welding gun structural representation;
Fig. 2 is the welder welding schematic diagram of mount pad on titanium alloy thin wall welding casing;
Fig. 3 is the welder structural representation of mount pad on titanium alloy thin wall welding casing.
Detailed description of the invention
Embodiment 1
Weld the welder of mount pad on casing described in the present embodiment for titanium alloy thin wall, the welder of described mount pad on titanium alloy thin wall welding casing is constructed as follows: nut 1, welding gun housing 2, tungsten filament folder 3, core cylinder 4, insulating washer 5, core retainer plate 6, gas filter screen 7, torch handle 8, ceramic nozzle 9, collar 10 and tungsten filament 14; Described torch handle 8 is plugged on to be formed on welding gun housing 2 and with welding gun housing 2 and is less than 90 ° of angles, nut 1 and core cylinder 4 are connected on welding gun housing 2 by threaded engagement, nut 1 is provided with external screw thread, core cylinder 4 is provided with external screw thread, welding gun housing 2 inner chamber is provided with internal thread, and described nut 1 and core cylinder 4 external screw thread match with described welding gun housing 2 internal thread.The other end of welding gun housing 2 is connected with ceramic nozzle 9 by insulating washer 5, the lower end diameter of ceramic nozzle 9 is greater than upper end diameter, core retainer plate 6 outer wall is provided with external screw thread, ceramic nozzle 9 inner chamber is provided with internal thread, and core retainer plate 6 is threaded connection in ceramic nozzle 9, and the other end of core cylinder 4 is socketed in core retainer plate 6, gas filter screen 7 and collar 10 layering load in core retainer plate 6 successively, collar 10 is arranged in the collar groove of core retainer plate 6, for fixed gas filter screen 7, and forming unit body I.Adopt 4 collars 10, collar 10 comprises different-diameter specification, fixing multi-layer gas filter screen 7, and the welding protection gas of turbulent shape can filter and form the air-flow of laminar flow shape after rectification by multi-layer gas filter screen 7, plays effective protective effect to welding pool and weld seam.Tungsten filament folder 3 is connected to inside core cylinder 4, and tungsten filament 14 is plugged in tungsten filament folder 3, forming unit body II.Ceramic nozzle 9 is plugged in cell cube I, and by cell cube II plug-in unit body I, then nut 1 is plugged in welding gun housing 2, the assembling of complete cost apparatus.During use, by welder according to argon arc welding machine installation requirement access argon arc welding machine.
The welder of described mount pad on titanium alloy thin wall welding casing may be used for the argon arc welding welding of titanium alloy component optional position, and protected effect is fine.
The feature slow for titanium alloy rate of heat dispation, welding pool area is large, described ceramic nozzle 9 increases the protected area to mount pad welding point on titanium alloy thin wall welding casing.After welding gun housing 2 and torch handle 8 grafting, welding gun housing 2 and torch handle 8 form the structure being less than 90 °, are conducive to realizing welding at small space.
The welder of described mount pad on titanium alloy thin wall welding casing is strengthen the protected effect to mount pad welding point on titanium alloy thin wall welding casing; be provided with " funnel " shaped ceramic nozzle 9; increase nozzle diameter, Main Function is the protected area strengthening butt welded seam.Be provided with insulating washer 5, can prevent in welding operation process because electric discharge butt-welding fitting produces electric injury.
The welder of described mount pad on titanium alloy thin wall welding casing; can realize, to the available protecting of mount pad small space Gas Tungsten Arc Welding joint on titanium alloy thin wall welding casing, ensureing that titanium alloy welding quality meets the quality requirement of aeroengine components.
Claims (1)
1. weld a welder for mount pad on casing for titanium alloy thin wall, it is characterized in that: the welder of described mount pad on titanium alloy thin wall welding casing is constructed as follows: nut (1), welding gun housing (2), tungsten filament folder (3), core cylinder (4), insulating washer (5), core retainer plate (6), gas filter screen (7), torch handle (8), ceramic nozzle (9), collar (10) and tungsten filament (14), it is upper and formed with welding gun housing (2) and be less than 90 ° of angles that described torch handle (8) is plugged on welding gun housing (2), nut (1) and core cylinder (4) are connected on welding gun housing (2) by threaded engagement, the other end of welding gun housing (2) is connected with ceramic nozzle (9) by insulating washer (5), the lower end diameter of ceramic nozzle (9) is greater than upper end diameter, core retainer plate (6) is threaded connection in ceramic nozzle (9), the other end of core cylinder (4) is socketed in core retainer plate (6), gas filter screen (7) and collar (10) layering load in core retainer plate (6) successively, tungsten filament folder (3) is connected to core cylinder (4) inner side, tungsten filament (14) is plugged in tungsten filament folder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510795686.2A CN105328309A (en) | 2015-11-18 | 2015-11-18 | Welding device used for mounting seat on titanium alloy thin-wall welding casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510795686.2A CN105328309A (en) | 2015-11-18 | 2015-11-18 | Welding device used for mounting seat on titanium alloy thin-wall welding casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105328309A true CN105328309A (en) | 2016-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510795686.2A Pending CN105328309A (en) | 2015-11-18 | 2015-11-18 | Welding device used for mounting seat on titanium alloy thin-wall welding casing |
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| CN (1) | CN105328309A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624547A (en) * | 2016-12-09 | 2017-05-10 | 成都发动机（集团）有限公司 | Device for welding and assembling installation seats on aero-engine combustor diffuser case |
| CN113878206A (en) * | 2021-10-09 | 2022-01-04 | 中核核电运行管理有限公司 | Tungsten electrode argon arc welding gun |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1459830B1 (en) * | 2003-03-19 | 2008-03-19 | Taiyo Nippon Sanso Corporation | Tig welding method and welded object |
| CN202264010U (en) * | 2011-09-28 | 2012-06-06 | 沈阳黎明航空发动机(集团)有限责任公司 | Titanium alloy welding device |
| CN102896408A (en) * | 2012-11-09 | 2013-01-30 | 南通星瑞热交换容器有限公司 | Argon-arc-welding welding gun |
| CN203992766U (en) * | 2014-07-31 | 2014-12-10 | 常州靓宇焊割有限公司 | Tungsten electrode water-cooled argon-arc welding gun |
| WO2015163346A1 (en) * | 2014-04-22 | 2015-10-29 | 大陽日酸株式会社 | Welding torch and attachment jig |
| CN105033413A (en) * | 2015-06-29 | 2015-11-11 | 张洪涛 | Tungsten electrode autorotation type non-melt electrode argon arc welding device |
-
2015
- 2015-11-18 CN CN201510795686.2A patent/CN105328309A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1459830B1 (en) * | 2003-03-19 | 2008-03-19 | Taiyo Nippon Sanso Corporation | Tig welding method and welded object |
| CN202264010U (en) * | 2011-09-28 | 2012-06-06 | 沈阳黎明航空发动机(集团)有限责任公司 | Titanium alloy welding device |
| CN102896408A (en) * | 2012-11-09 | 2013-01-30 | 南通星瑞热交换容器有限公司 | Argon-arc-welding welding gun |
| WO2015163346A1 (en) * | 2014-04-22 | 2015-10-29 | 大陽日酸株式会社 | Welding torch and attachment jig |
| CN203992766U (en) * | 2014-07-31 | 2014-12-10 | 常州靓宇焊割有限公司 | Tungsten electrode water-cooled argon-arc welding gun |
| CN105033413A (en) * | 2015-06-29 | 2015-11-11 | 张洪涛 | Tungsten electrode autorotation type non-melt electrode argon arc welding device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624547A (en) * | 2016-12-09 | 2017-05-10 | 成都发动机（集团）有限公司 | Device for welding and assembling installation seats on aero-engine combustor diffuser case |
| CN113878206A (en) * | 2021-10-09 | 2022-01-04 | 中核核电运行管理有限公司 | Tungsten electrode argon arc welding gun |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160217 |
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| RJ01 | Rejection of invention patent application after publication |