CN105290559A - Energy storage spot-welding locating and clamping device of stationary blade fan-shaped block welding assembly - Google Patents
Energy storage spot-welding locating and clamping device of stationary blade fan-shaped block welding assembly Download PDFInfo
- Publication number
- CN105290559A CN105290559A CN201510771464.7A CN201510771464A CN105290559A CN 105290559 A CN105290559 A CN 105290559A CN 201510771464 A CN201510771464 A CN 201510771464A CN 105290559 A CN105290559 A CN 105290559A
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- China
- Prior art keywords
- weld assembly
- assembly
- welding
- clamping device
- base
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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
- 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
Abstract
The invention provides an energy storage spot-welding locating and clamping device of a stationary blade fan-shaped block welding assembly. The device comprises a base, a press block, a stop pin, a locating block and press plates. The base serves as a main component, is an arc locating surface manufactured according to the structure of the air inlet side of the welding assembly and is used for fixing a supporting piece located on the exhaust side of the welding assembly to the base through cylindrical pins. The press block, the stop pin, the locating block or the press plates are adopted on the inner arc face and the outer arc face of the welding assembly for dual inner arc locating. The clamp structure is compact; all compressing components of the clamping device are connected through screws or pin nuts; the press block and pins can be flexibly adjusted; locating is safe and reliable, and precision is high; operation is convenient and quick; repeated precision is high; the service cycle is long; maintenance is easy; the time for energy storage spot-welding clamping, spot welding and correction is greatly saved; and the production period is shortened. Thermal deformation in the assembly welding process is effectively controlled, and by means of a clamp, the assembly welding quality can be improved, and the reject ratio can be lowered.
Description
[technical field]
The invention belongs to aero-engine and manufacture field, relate to a kind of stator blade secter pat weld assembly percussion spot welding positioning clamping device.
[background technology]
Current technique have employed and adds sheet metal locating blades, in two ends and the middle way adopting sheet metal tension, certain effect is served in Assurance component size, but have a strong impact on outward appearance, gain in weight, after vacuum brazing, do not process in the middle of assembly, solder is seeped between thin slice and part and is difficult to remove, and affects structure and the quality of assembly.
[summary of the invention]
For solving the problem, the object of the invention is to provide a kind of universal stator blade secter pat weld assembly percussion spot welding positioning clamping device, reduces the warping deformation of part during percussion spot welding.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of stator blade secter pat weld assembly percussion spot welding positioning clamping device, comprises base, briquetting, backing pin, locating piece and pressing plate; Base is main member, base is the arc locating surface made according to weld assembly air inlet side structure, support member straight pin for weld assembly exhaust side location is fixed on base, weld assembly internal and external cambered surface adopts briquetting, backing pin, locating piece or pressing plate realize two inner arc location, and the briquetting seal face of positioning welding assembly inner platform is made into curved tooth shape and dodges out blade profile hole, and all compacting parts of clamping device adopt screw or pin nut to connect.
Further, described backing pin is fixed on for weld assembly inner ring step surface location on base, and during percussion spot welding, weld assembly inserts between backing pin and briquetting.
Further, described locating piece is positioned weld assembly inner flow passage face by the first screw support, compresses weld assembly inner flow passage face with the second screw in compression.
Further, two ends, described weld assembly leaf basin side compress location with the first locating piece be fixed on base and the second locating piece respectively.
Further, the T-shaped plate of described weld assembly realizes the two inner arc location of T-shaped plate by support member, is compressed outside T-shaped plate by pressing plate.
The advantage of the invention is:
Positioning clamping device of the present invention comprises base, briquetting, backing pin, locating piece and pressing plate, weld assembly internal and external cambered surface adopts briquetting, backing pin, locating piece or pressing plate realize two inner arc location, clamp structure is compact, the all compacting parts of clamping device adopt screw or pin nut to connect, briquetting and pin all can adjust flexibly, positioning security reasonable accuracy is high, convenient to operation, and repeatable accuracy is high, life cycle is long, safeguard simple, greatly save percussion spot welding clamping, spot welding and correction time, shorten the production cycle; Effectively control the thermal deformation in components welding process, adopt this fixture can improve the welding quality of assembly, rate of reducing the number of rejects and seconds.
Further, the installation way that the T-shaped plate of this fixture to weld assembly have employed two inner arc multipoint positioning, two outer arc compresses, avoids one end unsettled, makes its stress balance.
Further, locating piece is positioned weld assembly inner flow passage face by the first screw support, weld assembly inner flow passage face is compressed with the second screw in compression, key technology for assembly pipes' analysis requires keeper fixture increased for controlling channel size, thin for each single-piece wall of assembly, yielding feature, adds blade anchor point.Intersect with T-shaped template hole site on the leaf basin and blade back of blade simultaneously (directly) locate, stagger between every two anchor points certain distance, makes leaf basin and the gap uniformity between blade back and nibs, meet joint clearance of brazing requirement.Both solve solder leakage problems, control again the torsional deformation in components welding process.
[accompanying drawing explanation]
Fig. 1 a is front view of the present invention
Fig. 1 b is that the A-A of Fig. 1 a is to sectional view
Fig. 1 c is that the G-G of Fig. 1 a is to sectional view
Fig. 2 a is the front view of base in the present invention
Fig. 2 b is that the B-B of Fig. 2 a is to sectional view
Fig. 3 a is the front view of briquetting in the present invention
Fig. 3 b is the sectional view of briquetting in the present invention
Fig. 4 a is the front view of center platen of the present invention
Fig. 4 b is the sectional view of center platen of the present invention
Fig. 5 a is the front view of support plate in the present invention
Fig. 5 b is the sectional view of support plate in the present invention
Fig. 6 a is the front view of centering guide of the present invention
Fig. 6 b is the sectional view of centering guide of the present invention
In figure: base 1, briquetting 2, guide plate 3, backing pin 4, support plate 5, locating piece 6, first screw 7, second screw 8, support member 9, pressing plate 10, stud 11, nut 12, the 3rd screw 13, straight pin 14, first locating piece 15, second locating piece 16.
[detailed description of the invention]
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As shown in Fig. 1 a-Fig. 1 c, percussion spot welding fixture forms primarily of base 1, briquetting 2, guide plate 3, backing pin 4, support plate 5, locating piece 6, first screw 7, second screw 8, support member 9, pressing plate 10, stud 11, nut 12, the 3rd screw 13, straight pin 14, first locating piece 15 and the second locating piece 16, all locating pieces, briquetting etc. all can be dismantled flexibly, and each parts are as shown in Fig. 2 a, Fig. 2 b, Fig. 3 a, Fig. 3 b, Fig. 4 a, Fig. 4 b, Fig. 5 a, Fig. 5 b, Fig. 6 a, Fig. 6 b.
As shown in Fig. 2 a-Fig. 2 b, base 1 makes arc locating surface according to assembly air inlet side structure, be fixed on base for assembly exhaust side positioning supporting part 9 with straight pin 14, in assembly, outer arc all adopts two inner arc location, as shown in Fig. 3 a-Fig. 3 b, assembly inner platform briquetting 2 is made curved tooth shape and is dodged blade profile hole, and all compressions of fixture adopt screw or pin nut.
Overall structure with base 1 for main member, base 1 makes arc orbit formula, backing pin 4 is fixed on base, assembly inner ring step surface location during percussion spot welding, insert between backing pin 4 and briquetting 2, one end, leaf basin side the second locating piece 16 is located, and the 3rd screw 13 promotes briquetting 2 by support plate 5, guide plate 3 and to hold down assembly inner ring, and wherein briquetting 2 seal face is made into curved tooth shape and dodges out inner ring blade profile plate, locating piece 6 supports the face precision positioning of assembly inner flow passage by the first screw 7, compress with the second screw 8, after blade tip is inserted inner ring blade profile hole, blade root plug-in package T-shaped plate blade profile hole, base 1 and support member 9 are connected by straight pin 14 and realize the two inner arc of T-shaped plate and locate, ensure its stress balance, first its position of locating piece 15 position assurance, one end, leaf basin side, T-shaped plate is compressed with pressing plate 10, and by stud 11, nut 12 is fastening, the each position weld gap 0.03-0.1mm to be welded of adjustment assembly, tighten all screws completely and namely complete parts fixation location, with DC1120 reserve energy spot welding machine, spot welding is carried out to assembly, the blade that chord length is larger, leaf basin and blade back three, every side solder joint, the blade that chord length is less, leaf basin and blade back two, every side solder joint, pull down the first locating piece 15 and the second locating piece 16 after inner and outer ring spot welding completes, after fan-shaped section two ends being strained and fixed with GH4169 foil, part is pulled down from fixture and namely complete assembly percussion spot welding.
Claims (5)
1. a stator blade secter pat weld assembly percussion spot welding positioning clamping device, is characterized in that: comprise base (1), briquetting (2), backing pin (4), locating piece (6) and pressing plate (10); Base (1) is main member, base (1) is the arc locating surface made according to weld assembly air inlet side structure, support member (9) for weld assembly exhaust side location is fixed on base with straight pin (14), weld assembly internal and external cambered surface adopts briquetting (2), backing pin (4), locating piece (6) or pressing plate (10) realize two inner arc location, briquetting (2) seal face of positioning welding assembly inner platform is made into curved tooth shape and dodges out blade profile hole, and all compacting parts of clamping device adopt screw or pin nut to connect.
2. stator blade secter pat weld assembly percussion spot welding positioning clamping device according to claim 1, it is characterized in that: described backing pin (4) is fixed on for weld assembly inner ring step surface location on base (1), and during percussion spot welding, weld assembly inserts between backing pin (4) and briquetting (2).
3. stator blade secter pat weld assembly percussion spot welding positioning clamping device according to claim 1, it is characterized in that: described locating piece (6) is supported by the first screw (7) and positions weld assembly inner flow passage face, compresses weld assembly inner flow passage face with the second screw (8).
4. stator blade secter pat weld assembly percussion spot welding positioning clamping device according to claim 1, is characterized in that: two ends, weld assembly leaf basin side compress location with the first locating piece (15) be fixed on base (1) and the second locating piece (16) respectively.
5. stator blade secter pat weld assembly percussion spot welding positioning clamping device according to claim 1, it is characterized in that: the T-shaped plate of weld assembly realizes the two inner arc location of T-shaped plate by support member (9), is compressed outside T-shaped plate by pressing plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510771464.7A CN105290559B (en) | 2015-11-12 | 2015-11-12 | A kind of stator blade secter pat weld assembly percussion spot welding positioning clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510771464.7A CN105290559B (en) | 2015-11-12 | 2015-11-12 | A kind of stator blade secter pat weld assembly percussion spot welding positioning clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105290559A true CN105290559A (en) | 2016-02-03 |
| CN105290559B CN105290559B (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510771464.7A Active CN105290559B (en) | 2015-11-12 | 2015-11-12 | A kind of stator blade secter pat weld assembly percussion spot welding positioning clamping device |
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| CN (1) | CN105290559B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624541A (en) * | 2016-11-29 | 2017-05-10 | 沈阳黎明航空发动机(集团)有限责任公司 | Assembly welding method of fan-shaped block welding assembly |
| CN107052608A (en) * | 2017-06-27 | 2017-08-18 | 山东核电设备制造有限公司 | A kind of section is the welder and method of the arc-shaped welding pieces of L-type |
| CN108031944A (en) * | 2017-12-05 | 2018-05-15 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of fan-shaped fixture and method for reducing blade assembly welding deformation |
| CN109048443A (en) * | 2018-07-25 | 2018-12-21 | 哈尔滨汽轮机厂有限责任公司 | A kind of gas turbine guide vane turnery processing alignment device |
| CN109128652A (en) * | 2018-10-15 | 2019-01-04 | 中国航发成都发动机有限公司 | A kind of fixture for static blade ring inner ring and blade welding |
| CN109352562A (en) * | 2018-12-10 | 2019-02-19 | 中国航发四川燃气涡轮研究院 | A kind of clamping device of stator blade |
| CN111702384A (en) * | 2020-06-02 | 2020-09-25 | 大连理工大学 | A assembly jig for fan-shaped subassembly automatic spot welding |
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| US6129257A (en) * | 1999-12-01 | 2000-10-10 | Allison Engine Company, Inc. | High temperature brazing fixture |
| US20030226878A1 (en) * | 2002-06-10 | 2003-12-11 | Shah Dilip M. | Refractory metal backing material for weld repair |
| CN2765711Y (en) * | 2005-02-03 | 2006-03-22 | 上海汽轮机有限公司 | Nozzle set vane erection welding locating device |
| CN201208685Y (en) * | 2008-06-09 | 2009-03-18 | 顿力集团有限公司 | Welding fixture for wind wheel and external rotor |
| CN203541924U (en) * | 2013-11-12 | 2014-04-16 | 成都发动机（集团）有限公司 | Tool clamp for welding blade in annular space of large-scale inner and outer thin-wall conical cylinders |
| US8714909B2 (en) * | 2010-12-22 | 2014-05-06 | United Technologies Corporation | Platform with cooling circuit |
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2015
- 2015-11-12 CN CN201510771464.7A patent/CN105290559B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6129257A (en) * | 1999-12-01 | 2000-10-10 | Allison Engine Company, Inc. | High temperature brazing fixture |
| US20030226878A1 (en) * | 2002-06-10 | 2003-12-11 | Shah Dilip M. | Refractory metal backing material for weld repair |
| CN2765711Y (en) * | 2005-02-03 | 2006-03-22 | 上海汽轮机有限公司 | Nozzle set vane erection welding locating device |
| CN201208685Y (en) * | 2008-06-09 | 2009-03-18 | 顿力集团有限公司 | Welding fixture for wind wheel and external rotor |
| US8714909B2 (en) * | 2010-12-22 | 2014-05-06 | United Technologies Corporation | Platform with cooling circuit |
| CN203541924U (en) * | 2013-11-12 | 2014-04-16 | 成都发动机（集团）有限公司 | Tool clamp for welding blade in annular space of large-scale inner and outer thin-wall conical cylinders |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624541A (en) * | 2016-11-29 | 2017-05-10 | 沈阳黎明航空发动机(集团)有限责任公司 | Assembly welding method of fan-shaped block welding assembly |
| CN107052608A (en) * | 2017-06-27 | 2017-08-18 | 山东核电设备制造有限公司 | A kind of section is the welder and method of the arc-shaped welding pieces of L-type |
| CN107052608B (en) * | 2017-06-27 | 2019-10-22 | 山东核电设备制造有限公司 | A kind of section is the welding method of the arc-shaped welding pieces of L-type |
| CN108031944A (en) * | 2017-12-05 | 2018-05-15 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of fan-shaped fixture and method for reducing blade assembly welding deformation |
| CN108031944B (en) * | 2017-12-05 | 2020-01-07 | 中国航发沈阳黎明航空发动机有限责任公司 | Fan-shaped clamp and method for reducing welding deformation of blade assembly |
| CN109048443A (en) * | 2018-07-25 | 2018-12-21 | 哈尔滨汽轮机厂有限责任公司 | A kind of gas turbine guide vane turnery processing alignment device |
| CN109128652A (en) * | 2018-10-15 | 2019-01-04 | 中国航发成都发动机有限公司 | A kind of fixture for static blade ring inner ring and blade welding |
| CN109352562A (en) * | 2018-12-10 | 2019-02-19 | 中国航发四川燃气涡轮研究院 | A kind of clamping device of stator blade |
| CN111702384A (en) * | 2020-06-02 | 2020-09-25 | 大连理工大学 | A assembly jig for fan-shaped subassembly automatic spot welding |
| CN111702384B (en) * | 2020-06-02 | 2021-05-07 | 大连理工大学 | A assembly jig for fan-shaped subassembly automatic spot welding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105290559B (en) | 2017-10-03 |
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| CP01 | Change in the name or title of a patent holder |
Address after: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee after: AECC AVIATION POWER CO,LTD. Address before: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee before: AVIC AVIATION ENGINE Corp.,PLC |
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| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee after: AVIC AVIATION ENGINE Corp.,PLC Address before: Fengcheng Weiyang District ten road 710021 Shaanxi city of Xi'an Province Patentee before: XI'AN AVIATION POWER Co.,Ltd. |
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