CN106624300A - Welding fixture for cartridge receiver - Google Patents

Welding fixture for cartridge receiver Download PDF

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Publication number
CN106624300A
CN106624300A CN201510716889.8A CN201510716889A CN106624300A CN 106624300 A CN106624300 A CN 106624300A CN 201510716889 A CN201510716889 A CN 201510716889A CN 106624300 A CN106624300 A CN 106624300A
Authority
CN
China
Prior art keywords
casing
cartridge receiver
base
welding
weld jig
Prior art date
Application number
CN201510716889.8A
Other languages
Chinese (zh)
Inventor
刘萌
郑攀
单廷臣
罗志刚
谭秋元
邬曙辉
Original Assignee
中航湖南通用航空发动机有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中航湖南通用航空发动机有限公司 filed Critical 中航湖南通用航空发动机有限公司
Priority to CN201510716889.8A priority Critical patent/CN106624300A/en
Publication of CN106624300A publication Critical patent/CN106624300A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/053Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/32Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/32Accessories
    • B23K9/325Devices for supplying or evacuating shielding gas

Abstract

The invention discloses a welding fixture for cartridge receiver. The welding fixture is used for fixation and positioning of the cartridge receiver during cartridge receiver welding and comprises a base, a core shaft, an expansion round disk, and a compression mechanism, wherein the base is used to support the cartridge receiver; the core shaft is disposed on the base in a perpendicular manner and used for axial positioning of the cartridge receiver; the core shaft passes through the center of the expansion round disk in a perpendicular manner, and the expansion round disk is used for radial positioning of the cartridge receiver; and the compression mechanism is disposed on the base and used for compression of the cartridge receiver. The welding fixture for the cartridge receiver has the advantages that the size and the direction of strutting force during the cartridge receiver welding could be kept uniform and consistent because of the structural design; positioning accuracy of the cartridge receiver could be ensured; and axiality of the cartridge receiver could satisfy requirements.

Description

A kind of casing weld jig
Technical field
The present invention relates to a kind of weld jig, more specifically, more particularly to a kind of casing welding Fixture.
Background technology
Aero-engine is the heart of aircraft, is the thermal machine of a kind of high complexity and precision, Predominantly airborne vehicle provides the electromotor of flight required drive.For to a certain extent, aviation The height of engine technology directly affects performance, reliability and the economy of aircraft, is one The important embodiment of national science and technology, industry and military capability of the country.Presently, with the development of science and technology, Countries in the world are all in the research and development for gradually strengthening aero-engine.
Casing is one of part of aero-engine, and casing is generally various parts and is welded, Accompanying drawing 1 provides a kind of existing casing.As shown in Figure 1, the casing 5 includes upper set 501 and trap 502, when specifically making, typically first by upper set 501 and trap 502 points and open forging, Then by it is upper set 501 and trap 502 by fixture fixation welded, finally by after welding Casing carries out polish.Because aero-engine generally requires offer ultra-large type power output, because The overall dimensions of this aero-engine also than larger, corresponding casing size also than larger, typically Above set 501 and the 502 height sum of trapping reach more than 290mm, upper set 501 and trap 502 diameter of up to 450mm.Further, since the requirement in casing itself quality and volume, on Set 501 and trap 502 outer wall it is general all than relatively thin.It is special due to lacking in existing design For the fixture of casing class part welding, in welding process, the size of casing each several part clamping force With direction it is difficult to keep uniformity, part is easy to loosen when part is welded, and significantly impacts The axiality of welding rear housing, can also affect welding quality, cause weld dangerous crackle occur, Product is affected to use.
In sum, how providing one kind can make clamping force size and Orientation in casing welding process Keep uniformity, it is ensured that casing accurate positioning, it is ensured that the satisfactory casing of casing axiality Weld jig becomes those skilled in the art's problem demanding prompt solution.
The content of the invention
To provide a kind of casing weld jig, the casing is welded the technical problem to be solved in the present invention Fixture can make clamping force size and Orientation in casing welding process keep equal by its structure design It is even consistent, it is ensured that casing accurate positioning, it is ensured that casing axiality meets the requirements.
A kind of casing weld jig, for fixation and the positioning of casing in casing welding process, bag Include,
Base, for the support of casing;
Mandrel, is vertically installed on the base, for the axially position of the casing;
Swelling disk, the mandrel is vertically arranged in the swelling disc centre, the swelling circle Disk is used for the radial positioning of the casing;
Hold-down mechanism, the hold-down mechanism is arranged on the base, and the hold-down mechanism is used for The compression of the casing.
Preferably, the hold-down mechanism includes pressing plate and connecting rod, and the pressing plate is used to be pressed on institute State on casing, the connecting rod is used to for pressing plate to be fixed on the base.
Preferably, at least two-layer swelling disk is provided with the mandrel.
Preferably, it is provided with support bar between the adjacent layer swelling disk.
Preferably, airway is connected with the mandrel, the airway is for casing weldering Shielding gas is passed through in termination process.
The invention has the beneficial effects as follows:The casing weld jig that the present invention is provided is set by its structure Meter, can make clamping force size and Orientation in casing welding process keep uniformity, it is ensured that casing Accurate positioning, it is ensured that casing axiality meets the requirements.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below The accompanying drawing to be used needed for embodiment or description of the prior art will be briefly described, show and Easy insight, drawings in the following description are only embodiments of the invention, common for this area For technical staff, on the premise of not paying creative work, can be with attached according to what is provided Figure obtains other accompanying drawings.
Accompanying drawing 1 is a kind of structural representation of casing of prior art;
Accompanying drawing 2 is a kind of casing weld jig overall structure diagram of the invention.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, below By with reference to the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clearly Chu, it is fully described by, it is clear that described embodiment is only some embodiments of the present application, Rather than the embodiment of whole.
Based on the embodiment in the application, those of ordinary skill in the art are not making creativeness The every other embodiment obtained under the premise of work, should all belong to the scope of the application protection.
Referring to accompanying drawing 2, accompanying drawing 2 provides a kind of being embodied as casing weld jig of the invention Example, wherein, accompanying drawing 2 is a kind of casing weld jig overall structure diagram of the invention.
As shown in Figure 2, the casing weld jig is used for the fixation of casing in casing welding process With positioning, including,
Base 1, for the support of casing.In being embodied as, it is contemplated that base 1 typically need to be put Put on horizontal countertop, therefore the bottom surface of base 1 is usually horizontal plane, and on base 1 Surface is used for the support of casing, therefore, for convenience of the support of casing, the upper surface of base 1 is general Match with the bottom shape of casing, the upper surface of base 1 can be arranged to horizontal plane, it is also possible to It is arranged to other structures.
Mandrel 2, is vertically installed on base 1, for the axially position of casing.It is embodied as In, mandrel 2 is positioned at the axle center of casing.
Swelling disk 3, mandrel 2 is vertically arranged in the center of swelling disk 3, and swelling disk 3 is used In the radial positioning of casing.In being embodied as, swelling disk 3 can be clamped on the inner radius of casing, The movement of casing radial direction in welding position fixing process is prevented, so as to realize the radial positioning of the casing.
Hold-down mechanism 4, hold-down mechanism 4 is arranged on base 1, and hold-down mechanism 4 is used for casing Compression.In concrete welding process, hold-down mechanism 4 firmly can be pressed on base casing On 1, such that it is able to effectively prevent the shake of casing, it is ensured that the welding quality of casing.
When casing is welded, comprise the steps (the hereafter i.e. explanation by taking the casing that accompanying drawing 1 is provided as an example The specific implementation process of casing weld jig of the present invention):
1st, by set 501 and 502 polishings of trapping on the component part of casing, and set is cleaned up 501 and trap 502 surface to be welded;
2nd, by upper set 501 and 502 bases 1 for being positioned over casing weld jig of the present invention of trapping On, and by mandrel 2 be positioned at it is upper set 501 and trap 502 axle center at;
3rd, by swelling disk 3 be clamped on it is upper set 501 and trap 502 internal diameter on, by compress Mechanism 4 will trap and 502 be pressed on base 1;
4th, it is upper set 501 and trap 502 junction allowance weld space, using manual argon arc Weldering carries out tack-weld and controls solder joint volume, it is ensured that final solder joint can be covered by weld seam, be guarantor Card welding quality, general control spot pitch 10mm, spot size 0.762-3.048mm, instead Face diameter is less than 2.54mm;
5th, upper set 501 and the commissure between 502 of trapping are welded.
After the completion of welding, set 501 and weld seam between 502 of trapping can also be rolled using pincers worker, Allow weld seam to flush, and pincers worker school type is carried out to defective place, so may further ensure that The welding quality of casing, finally, then adopt machining apparatus processing casing both ends of the surface, it is cylindrical with And perforate etc..
Generally, the casing weld jig that the present invention is provided can be relied on by its structure design Mandrel 2 realizes that the axial direction of casing is positioned, and realizes that the radial direction of casing is entered by swelling disk 3 Row positioning, by hold-down mechanism 4 being fixed for the casing is realized, can make casing welding process Middle clamping force size and Orientation keeps uniformity, it is ensured that casing accurate positioning, it is ensured that casing is same Axle degree meets the requirements.
In the present embodiment, for convenience of compression of the hold-down mechanism 4 to casing, hold-down mechanism 4 includes Pressing plate 401 and connecting rod 402, pressing plate 401 is used to be pressed on the casing, and connecting rod 402 is used In pressing plate 401 is fixed on base 1.In being embodied as, machine is pressed on by pressing plate 401 On casket base plate, then pressing plate 401 is fixedly connected on base 1 by connecting rod 402, it is possible to Firmly casing base plate is pressed on base 1.
It is the subject range for further expanding the casing weld jig in the present embodiment, mandrel 2 On be provided with least two-layer swelling disk 3.Thus, include several bodies regardless of the casing, all The number of plies for changing swelling disk 3 can be passed through, arranging swelling disk 3 in vivo in each set is carried out Radial positioning, certainly, for the distance between the diameter and adjacent layer of swelling disk 3, can To be determined according to the structure of concrete casing.
In the present embodiment, to provide protection to the casing welding process, it is connected with mandrel 2 and leads Trachea 6, airway 6 is used to be passed through shielding gas in casing welding process.Such as, casing welding During be passed through argon in airway 6, can effectively prevent in welding process solder side with it is empty The contact of oxygen in gas, effective guarantee weldquality.
In the present embodiment, to be further ensured that the stability of device, adjacent layer swelling disk 3 it Between be provided with support bar 7.The casing weld jig provided in accompanying drawing 2 is provided with three layers of swelling Disk 3, wherein, it is provided with support bar 7 between the two-layer swelling disk 3 in top layer and middle level.
A kind of casing weld jig provided by the present invention is described in detail above.Herein In apply specific case to the present invention principle and embodiment be set forth, the above implement The explanation of example is only intended to help and understands the method for the present invention and its core concept.It should be pointed out that For those skilled in the art, under the premise without departing from the principles of the invention, Some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the present invention In scope of the claims.

Claims (5)

1. a kind of casing weld jig, for fixation and the positioning of casing in casing welding process, Characterized in that, including,
Base, for the support of casing;
Mandrel, is vertically installed on the base, for the axially position of the casing;
Swelling disk, the mandrel is vertically arranged in the swelling disc centre, the swelling circle Disk is used for the radial positioning of the casing;
Hold-down mechanism, the hold-down mechanism is arranged on the base, and the hold-down mechanism is used for The compression of the casing.
2. casing weld jig according to claim 1, it is characterised in that the compression Mechanism includes pressing plate and connecting rod, and the pressing plate is used to be pressed on the casing, and the connecting rod is used In pressing plate being fixed on the base.
3. casing weld jig according to claim 1, it is characterised in that the mandrel On be provided with least two-layer swelling disk.
4. casing weld jig according to claim 3, it is characterised in that described adjacent Support bar is provided between layer swelling disk.
5. casing weld jig according to claim 1, it is characterised in that the mandrel On be connected with airway, the airway is used to be passed through shielding gas in the casing welding process.
CN201510716889.8A 2015-10-28 2015-10-28 Welding fixture for cartridge receiver CN106624300A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510716889.8A CN106624300A (en) 2015-10-28 2015-10-28 Welding fixture for cartridge receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510716889.8A CN106624300A (en) 2015-10-28 2015-10-28 Welding fixture for cartridge receiver

Publications (1)

Publication Number Publication Date
CN106624300A true CN106624300A (en) 2017-05-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510716889.8A CN106624300A (en) 2015-10-28 2015-10-28 Welding fixture for cartridge receiver

Country Status (1)

Country Link
CN (1) CN106624300A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108213825A (en) * 2018-01-08 2018-06-29 航天科工哈尔滨风华有限公司电站设备分公司 A kind of multi-layer annular disk-like accessory fast positioning clamping special welding machine
CN108637273A (en) * 2018-08-01 2018-10-12 湖南南方通用航空发动机有限公司 A kind of fixture and process of rotary part facing processing
CN110103176A (en) * 2019-06-19 2019-08-09 哈尔滨锅炉厂有限责任公司 A kind of burner blades assembly device

Citations (6)

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Publication number Priority date Publication date Assignee Title
GB737089A (en) * 1952-01-24 1955-09-21 Rolls Royce Improvements in or relating to welding annular articles
CN202399051U (en) * 2011-11-28 2012-08-29 沈阳黎明航空发动机(集团)有限责任公司 Aviation casing part fixture
CN103639751A (en) * 2013-11-26 2014-03-19 沈阳黎明航空发动机(集团)有限责任公司 Fixture with built-in compaction linkage mechanism
CN103878406A (en) * 2014-02-21 2014-06-25 杭州天扬机械有限公司 Cartridge receiver processing clamp capable of realizing quick and accurate positioning and radial tensioning
CN104162759A (en) * 2014-08-18 2014-11-26 中航湖南通用航空发动机有限公司 Cartridge receiver welding method and clamp applied to same
CN205043327U (en) * 2015-10-28 2016-02-24 中航湖南通用航空发动机有限公司 Machine casket welding jig

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB737089A (en) * 1952-01-24 1955-09-21 Rolls Royce Improvements in or relating to welding annular articles
CN202399051U (en) * 2011-11-28 2012-08-29 沈阳黎明航空发动机(集团)有限责任公司 Aviation casing part fixture
CN103639751A (en) * 2013-11-26 2014-03-19 沈阳黎明航空发动机(集团)有限责任公司 Fixture with built-in compaction linkage mechanism
CN103878406A (en) * 2014-02-21 2014-06-25 杭州天扬机械有限公司 Cartridge receiver processing clamp capable of realizing quick and accurate positioning and radial tensioning
CN104162759A (en) * 2014-08-18 2014-11-26 中航湖南通用航空发动机有限公司 Cartridge receiver welding method and clamp applied to same
CN205043327U (en) * 2015-10-28 2016-02-24 中航湖南通用航空发动机有限公司 Machine casket welding jig

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
陈学翔: "《数控铣(中级)加工与实训》", 30 September 2011, 机械工业出版社 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108213825A (en) * 2018-01-08 2018-06-29 航天科工哈尔滨风华有限公司电站设备分公司 A kind of multi-layer annular disk-like accessory fast positioning clamping special welding machine
CN108213825B (en) * 2018-01-08 2019-11-08 航天科工哈尔滨风华有限公司电站设备分公司 A kind of multi-layer annular disk-like accessory fast positioning clamping special welding machine
CN108637273A (en) * 2018-08-01 2018-10-12 湖南南方通用航空发动机有限公司 A kind of fixture and process of rotary part facing processing
CN110103176A (en) * 2019-06-19 2019-08-09 哈尔滨锅炉厂有限责任公司 A kind of burner blades assembly device

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CB02 Change of applicant information

Address after: 412000 No. 2 Airway Road, Lusong District, Zhuzhou City, Hunan Province

Applicant after: Hunan Nanfang General Aviation Engine Co., Ltd.

Address before: 412000 No. 2 Airway Road, Lusong District, Zhuzhou City, Hunan Province

Applicant before: AVIC HUNAN GENERAL AVIATION ENGINE CO., LTD.

Address after: 412000 No. 2 Airway Road, Lusong District, Zhuzhou City, Hunan Province

Applicant after: Hunan Nanfang General Aviation Engine Co., Ltd.

Address before: 412000 No. 2 Airway Road, Lusong District, Zhuzhou City, Hunan Province

Applicant before: AVIC HUNAN GENERAL AVIATION ENGINE CO., LTD.

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Application publication date: 20170510

RJ01 Rejection of invention patent application after publication