CN104043939B - Major diameter thin cylinder of the same race docking roof pressing type welds swollen support device - Google Patents
Major diameter thin cylinder of the same race docking roof pressing type welds swollen support device Download PDFInfo
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- CN104043939B CN104043939B CN201410316576.9A CN201410316576A CN104043939B CN 104043939 B CN104043939 B CN 104043939B CN 201410316576 A CN201410316576 A CN 201410316576A CN 104043939 B CN104043939 B CN 104043939B
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- swollen
- support
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- push rod
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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
- B23K37/053—Auxiliary 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
- B23K37/0531—Auxiliary 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 internal pipe alignment clamps
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a kind of major diameter thin cylinder of the same race docking roof pressing type and weld swollen support device, solve the large and inefficient problem of welding labour intensity that prior art exists.Be included in the tube chamber of vertical tube (3) and be movably set with push rod (6), the top of push rod (6) is provided with jack mounting table (4), three legs of taper three-legged support (2) are fixedly installed upper plate support (17) and upper plate (5), the herringbone hinge seat support (7) of level is fixedly installed in the bottom of push rod (6), swollen strut passing hole (15) 120 degree is provided with at the upper interval of concentric support annulus (1), a swollen strut of level (10) is respectively movably set with in each swollen strut passing hole (15), the swollen support arc (11) of level is provided with in the outer end of the swollen strut of level (10), three level swollen support arc (11) formation level is swollen to be held round.Improve the welding quality of cylinder butt girth welding seam, ensure that the axiality after docking.
Description
Technical field
The present invention relates to a kind of thin cylinder to welding tool, the swollen support device during butt welding of particularly a kind of bigbore thin cylinder of same material.
Background technology
General thin cylinder is rolled into cylinder by sheet metal and forms thin cylinder by after joint welding.When processing the thinner and cylinder that length is larger of wall thickness, can not realize integrally formed with a block plate.Its technical process is generally the short cylinder being first rolled into some sections of equal diameters, and then short cylinder butt welding is combined into long cylinder.Short cylinder is spliced into long cylinder, prior art is vertically stacked together by two cylindrical sections, manual type is adopted to align annular weld bond, because wall thickness of cylinder is too thin and internal diameter is larger, be difficult to upper and lower cylindrical wall to align during mounted on top, need a people to use screwdriver to adjust two cylindrical section walls in welding process and make its consistency from top to bottom, another people implements welding, there is welding labour intensity large, the low problem with welding length consuming time of welding production efficiency.
Summary of the invention
The invention provides a kind of major diameter thin cylinder of the same race docking roof pressing type and weld swollen support device, the welding labour intensity solving prior art existence is large, the low technical problem with welding length consuming time of welding production efficiency.
The present invention solves above technical problem by the following technical programs:
A kind of major diameter thin cylinder of the same race docking roof pressing type welds swollen support device, comprise concentric support annulus and taper three-legged support, the bottom of three legs of taper three-legged support is fixedly installed on the annulus end face of concentric support annulus at equal intervals radian, vertical tube is fixedly installed between the top of three legs of taper three-legged support, the axis of vertical tube coincides together with the axis of concentric support annulus, push rod is movably set with in the tube chamber of vertical tube, the top of push rod is arranged on the outside of the upper port of vertical tube, the top of push rod is provided with jack mounting table, three legs of taper three-legged support are fixedly installed upper plate support, the upper end of upper plate support is provided with upper plate, upper plate is arranged on directly over jack mounting table, jack is provided with between upper plate and jack mounting table, the herringbone hinge seat support of level is fixedly installed in the bottom of push rod, on concentric support annulus, interval 120 degree is provided with swollen strut passing hole, a swollen strut of level is respectively movably set with in each swollen strut passing hole, the inner of the swollen strut of level is provided with swollen stay hinge seat, each hinge seat of three hinge seats on herringbone hinge seat support is provided with an interior bearing pin, each interior bearing pin is hinged with a transmission rod all separately, the other end of transmission rod is hinged by outer bearing pin with the swollen stay hinge seat that the inner of the swollen strut of corresponding level is arranged, the swollen support arc of level is provided with in the outer end of the swollen strut of level, three level swollen support arcs form that level is swollen to be held round, the swollen axis held round of level be made up of three level swollen support arcs coincides together with the axis of concentric support annulus.
The lateral surface of swollen support arc is provided with anti-welding adhesion cannelure.
The present invention can meet the larger butt-welded needs of cylinder of the same race of the thinner bore of wall thickness, the rapid alignment of the barrel of two ends cylinder can be realized, by rotating rotating disc, axial straight line external force is applied to push rod group, can realize the function that two cylindrical section edges fit tightly alignment fast, thus when solving large diameter and thin wall cylinder use traditional approach docking, barrel is out of shape the problem causing edge not easily to align.Improve the welding quality of cylinder butt girth welding seam, ensure that the axiality after docking, greatly accelerate welding production speed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of swollen support force conductive process of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail:
A kind of major diameter thin cylinder of the same race docking roof pressing type welds swollen support device, comprise concentric support annulus 1 and taper three-legged support 2, the bottom of three legs of taper three-legged support 2 is fixedly installed on the annulus end face of concentric support annulus 1 at equal intervals radian, vertical tube 3 is fixedly installed between the top of three legs of taper three-legged support 2, the axis of vertical tube 3 coincides together with the axis of concentric support annulus 1, push rod 6 is movably set with in the tube chamber of vertical tube 3, the top of push rod 6 is arranged on the outside of the upper port of vertical tube 3, the top of push rod 6 is provided with jack mounting table 4, three legs of taper three-legged support 2 are fixedly installed upper plate support 17, the upper end of upper plate support 17 is provided with upper plate 5, upper plate 5 is arranged on directly over jack mounting table 4, jack is provided with between upper plate 5 and jack mounting table 4, the herringbone hinge seat support 7 of level is fixedly installed in the bottom of push rod 6, on concentric support annulus 1, interval 120 degree is provided with swollen strut passing hole 15, a swollen strut 10 of level is respectively movably set with in each swollen strut passing hole 15, the inner of the swollen strut of level 10 is provided with swollen stay hinge seat 12, each hinge seat 8 of three hinge seats on herringbone hinge seat support 7 is provided with an interior bearing pin 9, each interior bearing pin 9 is hinged with a transmission rod 14 all separately, the other end of transmission rod 14 is hinged by outer bearing pin 13 with the swollen stay hinge seat 12 that the inner of the swollen strut of corresponding level 10 is arranged, the swollen support arc 11 of level is provided with in the outer end of the swollen strut of level 10, three level swollen support arcs 11 form that level is swollen to be held round, the swollen axis held round of level be made up of three level swollen support arcs 11 coincides together with the axis of concentric support annulus 1.
The lateral surface of swollen support arc 11 is provided with anti-welding adhesion cannelure 16, during two sections of short cylinder alignment, the annular weld bond of two short cylinder splicings is arranged on the anti-welding adhesion cannelure 16 that the lateral surface of swollen support arc 11 is arranged before welding, welding fluid can not be sticked together with the lateral surface of swollen support arc 11.The deposited metal that in welding process, commissure produces can not be sticked together cylinder barrel and swollen support arc 11.
The present invention is pressed by the top being provided with jack between upper plate 5 and jack mounting table 4, promotes push rod 6 and moves; When push rod 6 moves down, three hinge seats 8 on the herringbone hinge seat support 7 of its bottom also move down, power is converted to the extrapolability radially of level by each hinge seat 8 by transmission rod 14, namely push rod 6 move up and down the radial motion changing the swollen strut of level 10 and the swollen support arc 11 of level into, three level swollen support arcs 11 form that level is swollen to be held round, and realize the swollen support function to two sections of welding drums.Distance of stretch out and draw back of the present invention can reach more than 20 millimeters, can meet the butt welding requirement that barrel has the thin cylinder of the same type of the particular inside diameters of certain distortion.First, make two butt welding cylinder horizontal positioned, end contact, first swollen support end is loaded cylinder interior, make the swollen support arc 11 of level be positioned at the weld bond position of two cylindrical sections, then rotate rotating disc 5 and make three level swollen support arcs 11 form a swollen support diameter of a circle of level to strengthen gradually.Swollen for the level external diameter that holds round is expanded to two cylindrical section joints are combined closely and concordant time, stop applying external force.To guarantee that the seam of two cylindrical sections is positioned on anti-welding adhesion cannelure 16 that the lateral surface of swollen support arc 11 is arranged simultaneously, then weld at cylinder seam crossing.
Claims (2)
1. a major diameter thin cylinder of the same race docking roof pressing type welds swollen support device, comprise concentric support annulus (1) and taper three-legged support (2), the bottom of three legs of taper three-legged support (2) is fixedly installed on the annulus end face of concentric support annulus (1) at equal intervals radian, vertical tube (3) is fixedly installed between the top of three legs of taper three-legged support (2), the axis of vertical tube (3) coincides together with the axis of concentric support annulus (1), it is characterized in that, push rod (6) is movably set with in the tube chamber of vertical tube (3), the top of push rod (6) is arranged on the outside of the upper port of vertical tube (3), the top of push rod (6) is provided with jack mounting table (4), three legs of taper three-legged support (2) are fixedly installed upper plate support (17), the upper end of upper plate support (17) is provided with upper plate (5), upper plate (5) is arranged on directly over jack mounting table (4), jack is provided with between upper plate (5) and jack mounting table (4), the herringbone hinge seat support (7) of level is fixedly installed in the bottom of push rod (6), swollen strut passing hole (15) 120 degree is provided with at the upper interval of concentric support annulus (1), a swollen strut of level (10) is respectively movably set with in each swollen strut passing hole (15), the inner of the swollen strut of level (10) is provided with swollen stay hinge seat (12), each hinge seat (8) of three hinge seats on herringbone hinge seat support (7) is provided with an interior bearing pin (9), each interior bearing pin (9) is hinged with a transmission rod (14) all separately, the other end of transmission rod (14) is hinged by outer bearing pin (13) with the swollen stay hinge seat (12) that the inner of the swollen strut of corresponding level (10) is arranged, the swollen support arc (11) of level is provided with in the outer end of the swollen strut of level (10), three level swollen support arc (11) formation level is swollen to be held round, the level be made up of three level swollen supports arc (11) is swollen, and the axis held round coincides together with the axis of concentric support annulus (1).
2. a kind of major diameter according to claim 1 thin cylinder of the same race docking roof pressing type welds swollen support device, it is characterized in that, the lateral surface of swollen support arc (11) is provided with anti-welding adhesion cannelure (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410316576.9A CN104043939B (en) | 2014-07-06 | 2014-07-06 | Major diameter thin cylinder of the same race docking roof pressing type welds swollen support device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410316576.9A CN104043939B (en) | 2014-07-06 | 2014-07-06 | Major diameter thin cylinder of the same race docking roof pressing type welds swollen support device |
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| Publication Number | Publication Date |
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| CN104043939A CN104043939A (en) | 2014-09-17 |
| CN104043939B true CN104043939B (en) | 2015-12-09 |
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| CN201410316576.9A Active CN104043939B (en) | 2014-07-06 | 2014-07-06 | Major diameter thin cylinder of the same race docking roof pressing type welds swollen support device |
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| CN104400305B (en) * | 2014-10-15 | 2016-02-24 | 中航飞机股份有限公司西安飞机分公司 | A kind of welding localization method for large thin-wall tube shape component and weld jig |
| CN104526203B (en) * | 2014-12-30 | 2016-02-10 | 山西汾西重工有限责任公司 | Thin cylinder butt welding is split type joins weldering circle |
| CN105750566A (en) * | 2015-10-07 | 2016-07-13 | 宁夏际华环境安全科技有限公司 | Multifunctional tool used for turning external circle of large-diameter thin-wall part |
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| CN108098245B (en) * | 2017-12-08 | 2019-07-16 | 四川航天长征装备制造有限公司 | Large thin-wall drum type brake shell section welding forms positioning device |
| CN110550448B (en) * | 2019-09-11 | 2021-01-08 | 河南中硬合金有限公司 | Hard alloy blank pressing and transferring device |
| CN110977293A (en) * | 2019-12-07 | 2020-04-10 | 山西省工业设备安装集团有限公司 | Automatic butt joint fixing device for flange and pipeline |
| CN113211347B (en) * | 2021-05-09 | 2022-07-05 | 合肥恒丰汽车零部件有限公司 | Mechanical tensioning mechanism is used in new energy automobile production |
| CN114378499B (en) * | 2022-02-09 | 2023-09-26 | 江苏万信山机械有限公司 | Welding repair device and method for large heat-resistant steel castings |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1105539B (en) * | 1958-09-24 | 1961-04-27 | Kraftanlagen Ag | Centering device for arc welding pipe joints |
| US5538173A (en) * | 1995-01-10 | 1996-07-23 | Hummel; Jon C. | Expandable tool for holding aligning pipes to be welded |
| CN101301713B (en) * | 2008-06-30 | 2014-07-09 | 中建安装工程有限公司 | Flange positioner of double locking apparatus |
| CN102416549A (en) * | 2011-12-28 | 2012-04-18 | 江南工业集团有限公司 | Butt welding positioning device for thin-walled cylinder with seal head |
| CN103273252B (en) * | 2013-03-22 | 2015-08-12 | 江苏鼎盛重工有限公司 | Shaping accessory and welding method before a kind of weldering of large-sized steel cylinder |
| CN203610906U (en) * | 2013-11-04 | 2014-05-28 | 国家电网公司 | Auxiliary support fixture used for barrel butt welding |
| CN204035817U (en) * | 2014-07-06 | 2014-12-24 | 山西汾西重工有限责任公司 | Major diameter thin cylinder of the same race docking roof pressing type welds swollen support device |
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