CN104043939A - Abutting type welding expander for butt joint of large-diameter same-kind thin-wall cylinders - Google Patents
Abutting type welding expander for butt joint of large-diameter same-kind thin-wall cylinders Download PDFInfo
- Publication number
- CN104043939A CN104043939A CN201410316576.9A CN201410316576A CN104043939A CN 104043939 A CN104043939 A CN 104043939A CN 201410316576 A CN201410316576 A CN 201410316576A CN 104043939 A CN104043939 A CN 104043939A
- Authority
- CN
- China
- Prior art keywords
- swollen
- support
- level
- strut
- welding
- Prior art date
- 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.)
- Granted
Links
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
- 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
Abstract
The invention discloses an abutting type welding expander for butt joint of large-diameter same-kind thin-wall cylinders. The abutting type welding expander solves the problems of being large in welding labor intensity and low in efficiency in the prior art. The abutting type welding expander comprises an ejector rod (6) which is movably arranged in a tube cavity of a vertical tube (3), a jack containing bench (4) is arranged at the top end of the ejector rod (6), an upper supporting plate support (17) and an upper supporting plate (5) are fixedly arranged to three legs of a conical three-leg support (2), a horizontal n-shaped hinge seat support (7) is fixedly arranged at the bottom end of the ejector rod (6), expanding rod through holes (15) are formed in a concentric supporting ring (1) at 120-degree intervals, a horizontal expanding rod (10) is movably arranged in each expanding rod through hole (15), horizontal expanding arc plates (11) are arranged at the outer ends of the horizontal expanding rods (10), and the three horizontal expanding arc plates (11) can form a horizontal expanding ring. Thus, the welding quality to girth joints of butt joint of the cylinders is improved, and the coaxiality after butt joint is guaranteed.
Description
Technical field
The present invention relates to a kind of thin cylinder to welding tool, the swollen support device of particularly using when a kind of butt welding of bigbore thin cylinder of same material.
Background technology
General thin cylinder is rolled into cylinder and will after joint welding, be formed thin cylinder by sheet metal.In the time processing the cylinder that wall thickness is thinner and length is larger, can not realize integrally formed with a block plate.Its technical process is generally the short cylinder that is 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 that two cylindrical sections are vertically stacked together, adopt the manual type annular weld bond that aligns, because wall thickness of cylinder is too thin and internal diameter is larger, while stacking up and down, being difficult to, by upper and lower cylindrical wall alignment, needs a people to use screwdriver to adjust two cylindrical section walls and makes its consistency from top to bottom in welding process, another people implements welding, exist 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 docking of the same race roof pressing type and weld swollen support device, the welding labour intensity that has solved 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:
The thin cylinder docking of the same race of a kind of major diameter is welded swollen support device with roof pressing type, comprise concentric support annulus and taper three-legged support, the bottom of three legs of taper three-legged support is uniformly-spaced fixedly installed on the annulus end face of concentric support annulus radian, between the top of three legs of taper three-legged support, be fixedly installed vertical tube, the axis of vertical tube is to coincide together with the axis of concentric support annulus, in the tube chamber of vertical tube, be movably set with push rod, the top of push rod is arranged on the outside of the upper port of vertical tube, be provided with jack mounting table on the top of push rod, on three legs of taper three-legged support, be fixedly installed upper plate support, upper end at upper plate support is provided with upper plate, upper plate be arranged on jack mounting table directly over, between upper plate and jack mounting table, be provided with jack, be fixedly installed the herringbone hinge seat support of level in the bottom of push rod, on concentric support annulus, interval 120 is spent and is provided with swollen strut and passes through hole, respectively be movably set with a swollen strut of level at each swollen strut in by hole, be provided with swollen stay hinge seat in the inner of the swollen strut of level, on each hinge seat of three hinge seats on herringbone hinge seat support, be provided with an interior bearing pin, on each interior bearing pin, be all hinged with separately a transmission rod, the swollen stay hinge seat arranging on the inner of the other end of transmission rod and the corresponding swollen strut of level is hinged by outer bearing pin, be provided with the swollen support arc of level in the outer end of the swollen strut of level, three swollen support arcs of level form swollen holding round of level, the swollen axis holding round of level being made up of three swollen support arcs of level is to coincide together with the axis of concentric support annulus.
On the lateral surface of swollen support arc, be provided with anti-welding adhesion cannelure.
The present invention can meet the butt-welded needs of cylinder of the same race that the thinner bore of wall thickness is larger, can realize the rapid alignment of the barrel of two ends cylinder, by rotating rotating disc, push rod group is applied to axial straight line external force, can realize two cylindrical section edges and fit tightly fast the function of alignment, thereby while having solved the docking of large diameter and thin wall cylinder use traditional approach, barrel distortion causes edge to be difficult for the problem of alignment.Improve the welding quality of cylinder butt girth welding seam, ensured the axiality after docking, greatly accelerated welding speed of production.
Brief description of the drawings
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:
The thin cylinder docking of the same race of a kind of major diameter is welded swollen support device with roof pressing type, comprise concentric support annulus 1 and taper three-legged support 2, the bottom of three legs of taper three-legged support 2 is uniformly-spaced fixedly installed on the annulus end face of concentric support annulus 1 radian, between the top of three legs of taper three-legged support 2, be fixedly installed vertical tube 3, the axis of vertical tube 3 is to coincide together with the axis of concentric support annulus 1, in the tube chamber of vertical tube 3, be movably set with push rod 6, the top of push rod 6 is arranged on the outside of the upper port of vertical tube 3, be provided with jack mounting table 4 on the top of push rod 6, on three legs of taper three-legged support 2, be fixedly installed upper plate support 17, be provided with upper plate 5 in the upper end of upper plate support 17, upper plate 5 be arranged on jack mounting table 4 directly over, between upper plate 5 and jack mounting table 4, be provided with jack, be fixedly installed the herringbone hinge seat support 7 of level in the bottom of push rod 6, on concentric support annulus 1, interval 120 is spent and is provided with swollen strut by hole 15, respectively be movably set with a swollen strut 10 of level at each swollen strut in by hole 15, be provided with swollen stay hinge seat 12 in the inner of the swollen strut 10 of level, on each hinge seat 8 of three hinge seats on herringbone hinge seat support 7, be provided with an interior bearing pin 9, on each interior bearing pin 9, be all hinged with separately a transmission rod 14, the swollen stay hinge seat 12 arranging on the inner of the other end of transmission rod 14 and the swollen strut 10 of corresponding level is hinged by outer bearing pin 13, be provided with the swollen support arc 11 of level in the outer end of the swollen strut 10 of level, three swollen support arcs 11 of level form swollen holding round of level, the swollen axis holding round of level being made up of three swollen support arcs 11 of level is to coincide together with the axis of concentric support annulus 1.
On the lateral surface of swollen support arc 11, be provided with anti-welding adhesion cannelure 16, in the time of the front two sections of short cylinders alignment of welding, the annular weld bond of two short cylinder splicings is arranged on the anti-welding adhesion cannelure 16 arranging on the lateral surface of swollen support arc 11, welding fluid can be sticked together with the lateral surface of swollen support arc 11.The deposited metal that in welding process, commissure produces can be sticked together cylinder barrel and swollen support arc 11.
The present invention presses by the top that is 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, each hinge seat 8 converts power to by transmission rod 14 extrapolability radially of level, it is the radial motion that moving up and down of push rod 6 changed the swollen strut 10 of level and the swollen support arc 11 of level into, three swollen support arcs 11 of level form swollen holding round of level, 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, and can meet barrel has the butt welding requirement of 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 packs swollen support end into 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 swollen support arcs 11 of level form a swollen support diameter of a circle of level to strengthen gradually.The swollen level external diameter that holds round is expanded to two cylindrical section joints being combined closely and when concordant, stopping applying external force.The seam that simultaneously will guarantee two cylindrical sections is positioned on the anti-welding adhesion cannelure 16 arranging on the lateral surface of swollen support arc 11, then welds at cylinder seam crossing.
Claims (2)
1. a major diameter thin cylinder docking of the same race is welded swollen support device with roof pressing type, comprise concentric support annulus (1) and taper three-legged support (2), the bottom of three legs of taper three-legged support (2) is uniformly-spaced fixedly installed on the annulus end face of concentric support annulus (1) radian, between the top of three legs of taper three-legged support (2), be fixedly installed vertical tube (3), the axis of vertical tube (3) is to coincide together with the axis of concentric support annulus (1), it is characterized in that, in the tube chamber of vertical tube (3), be movably set with push rod (6), the top of push rod (6) is arranged on the outside of the upper port of vertical tube (3), be provided with jack mounting table (4) on the top of push rod (6), on three legs of taper three-legged support (2), be fixedly installed upper plate support (17), be provided with upper plate (5) in the upper end of upper plate support (17), upper plate (5) be arranged on jack mounting table (4) directly over, between upper plate (5) and jack mounting table (4), be provided with jack, be fixedly installed the herringbone hinge seat support (7) of level in the bottom of push rod (6), spend and be provided with swollen strut by hole (15) at the upper interval 120 of concentric support annulus (1), respectively be movably set with a swollen strut of level (10) at each swollen strut in by hole (15), be provided with swollen stay hinge seat (12) in the inner of the swollen strut of level (10), on each hinge seat (8) of three hinge seats on herringbone hinge seat support (7), be provided with an interior bearing pin (9), on each interior bearing pin (9), be all hinged with separately a transmission rod (14), the swollen stay hinge seat (12) arranging on the inner of the other end of transmission rod (14) and the corresponding swollen strut of level (10) is hinged by outer bearing pin (13), be provided with the swollen support arc of level (11) in the outer end of the swollen strut of level (10), three swollen support arcs of level (11) form swollen holding round of level, the swollen axis holding round of level being made up of three swollen support arcs of level (11) is to coincide together with the axis of concentric support annulus (1).
2. a kind of major diameter according to claim 1 thin cylinder docking of the same race is welded swollen support device with roof pressing type, it is characterized in that, is provided with anti-welding adhesion cannelure (16) on the lateral surface of swollen support arc (11).
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 |
Applications Claiming Priority (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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104043939A true CN104043939A (en) | 2014-09-17 |
| CN104043939B CN104043939B (en) | 2015-12-09 |
Family
ID=51497598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104043939B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104400305A (en) * | 2014-10-15 | 2015-03-11 | 中航飞机股份有限公司西安飞机分公司 | Welding positioning method and welding clamp used for large-size thin-wall tubular part |
| CN104526203A (en) * | 2014-12-30 | 2015-04-22 | 山西汾西重工有限责任公司 | Separated type match-welding ring for butt welding of thin walled cylinders |
| 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 |
| CN105773040A (en) * | 2016-05-11 | 2016-07-20 | 上海交通大学 | Internal folding/unfolding clamp for annular member |
| CN106216905A (en) * | 2016-06-30 | 2016-12-14 | 合肥永升机械有限公司 | A kind of excavator middle frame fluid pressure type umbellate form stretches centering machine |
| CN106238764A (en) * | 2016-08-25 | 2016-12-21 | 西安航天动力机械厂 | A kind of cylinder port turnery processing internal stay tool |
| CN108098245A (en) * | 2017-12-08 | 2018-06-01 | 四川航天长征装备制造有限公司 | The welding of large thin-wall drum type brake shell section is molded positioner |
| CN110550448A (en) * | 2019-09-11 | 2019-12-10 | 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 |
| CN113211347A (en) * | 2021-05-09 | 2021-08-06 | 新昌县益旭龙机械科技有限公司 | Mechanical tensioning mechanism is used in new energy automobile production |
| CN114378499A (en) * | 2022-02-09 | 2022-04-22 | 江苏万信山机械有限公司 | Welding repair device and method for large heat-resistant steel casting |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB929997A (en) * | 1958-09-24 | 1963-06-26 | Kraftanlagen Ag | Centering device for welding ends of pipe |
| US5538173A (en) * | 1995-01-10 | 1996-07-23 | Hummel; Jon C. | Expandable tool for holding aligning pipes to be welded |
| CN101301713A (en) * | 2008-06-30 | 2008-11-12 | 白天海 | 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 |
| CN103273252A (en) * | 2013-03-22 | 2013-09-04 | 江苏鼎盛重工有限公司 | Pre-welding shaping auxiliary mold of large-scale steel cylinder and welding method |
| 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 |
-
2014
- 2014-07-06 CN CN201410316576.9A patent/CN104043939B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB929997A (en) * | 1958-09-24 | 1963-06-26 | Kraftanlagen Ag | Centering device for welding ends of pipe |
| US5538173A (en) * | 1995-01-10 | 1996-07-23 | Hummel; Jon C. | Expandable tool for holding aligning pipes to be welded |
| CN101301713A (en) * | 2008-06-30 | 2008-11-12 | 白天海 | 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 |
| CN103273252A (en) * | 2013-03-22 | 2013-09-04 | 江苏鼎盛重工有限公司 | Pre-welding shaping auxiliary mold of large-scale steel cylinder and welding method |
| 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 |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104400305A (en) * | 2014-10-15 | 2015-03-11 | 中航飞机股份有限公司西安飞机分公司 | Welding positioning method and welding clamp used for large-size thin-wall tubular part |
| 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 |
| CN104526203A (en) * | 2014-12-30 | 2015-04-22 | 山西汾西重工有限责任公司 | Separated type match-welding ring for butt welding of thin walled cylinders |
| 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 |
| CN105773040B (en) * | 2016-05-11 | 2017-07-18 | 上海交通大学 | Folding exhibition fixture inside annular construction member |
| CN105773040A (en) * | 2016-05-11 | 2016-07-20 | 上海交通大学 | Internal folding/unfolding clamp for annular member |
| CN106216905A (en) * | 2016-06-30 | 2016-12-14 | 合肥永升机械有限公司 | A kind of excavator middle frame fluid pressure type umbellate form stretches centering machine |
| CN106216905B (en) * | 2016-06-30 | 2018-03-06 | 合肥永升机械有限公司 | A kind of excavator middle frame fluid pressure type umbellate form stretches centering machine |
| CN106238764A (en) * | 2016-08-25 | 2016-12-21 | 西安航天动力机械厂 | A kind of cylinder port turnery processing internal stay tool |
| CN108098245A (en) * | 2017-12-08 | 2018-06-01 | 四川航天长征装备制造有限公司 | The welding of large thin-wall drum type brake shell section is molded positioner |
| CN110550448A (en) * | 2019-09-11 | 2019-12-10 | 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 |
| CN113211347A (en) * | 2021-05-09 | 2021-08-06 | 新昌县益旭龙机械科技有限公司 | Mechanical tensioning mechanism is used in new energy automobile production |
| CN114378499A (en) * | 2022-02-09 | 2022-04-22 | 江苏万信山机械有限公司 | Welding repair device and method for large heat-resistant steel casting |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104043939B (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104043939B (en) | Major diameter thin cylinder of the same race docking roof pressing type welds swollen support device | |
| CN104084727B (en) | The major diameter thin cylinder of the same race docking swollen support device of rotary welding | |
| CN204035817U (en) | Major diameter thin cylinder of the same race docking roof pressing type welds swollen support device | |
| CN202317572U (en) | Large-scale cylinder body assembly device | |
| CN204035818U (en) | The major diameter thin cylinder of the same race docking swollen support device of rotary welding | |
| CN102416549A (en) | Butt welding positioning device for thin-walled cylinder with seal head | |
| CN107303633A (en) | Inner support sired results is filled during a kind of thin-wall barrel circumferential weld group pair | |
| CN104084736A (en) | Welding clamp suitable for butt joint of circular welds | |
| CN203610906U (en) | Auxiliary support fixture used for barrel butt welding | |
| CN203390477U (en) | Inner support type positioning mold | |
| CN104889274A (en) | Universal round tube necking and flaring forming tool | |
| CN105537836B (en) | Heavy wheel rim welding fixture | |
| CN203125061U (en) | Tensioning sleeve | |
| CN202316818U (en) | Flaring fixture device for corrugated pipe | |
| CN201543649U (en) | Automatic chuck mechanism for cold-rolling pipe mill | |
| CN104259500B (en) | Cylindrical workpiece fixture for processing | |
| CN203926453U (en) | A kind of pulley bearings inner ring locker | |
| CN103990934B (en) | A kind of drum center frame structure | |
| CN205074657U (en) | A frock for hydroecium girth welding | |
| CN103786046A (en) | Turning tool structure for thin-walled work-piece | |
| CN204294680U (en) | Gantry hydraulic linking machine shears | |
| CN206747856U (en) | Shaped piece apparatus for welding and positioning in a kind of straight tube | |
| CN104096963A (en) | Clamping and positioning method for friction welding of steel piston | |
| CN203863287U (en) | Boiler barrel center frame structure | |
| CN202643717U (en) | Alignment device of assembly positioning tooling for furnace mantles of blast furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |