CN102259248A - Welding rollover stand for large power transformer fuel tank - Google Patents
Welding rollover stand for large power transformer fuel tank Download PDFInfo
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- CN102259248A CN102259248A CN2011100973040A CN201110097304A CN102259248A CN 102259248 A CN102259248 A CN 102259248A CN 2011100973040 A CN2011100973040 A CN 2011100973040A CN 201110097304 A CN201110097304 A CN 201110097304A CN 102259248 A CN102259248 A CN 102259248A
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- 239000002828 fuel tank Substances 0.000 title claims abstract description 34
- 238000003466 welding Methods 0.000 title claims abstract description 32
- 230000001105 regulatory effect Effects 0.000 claims abstract description 18
- 230000007306 turnover Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The invention relates to a welding rollover stand for a large power transformer fuel tank, belonging to the technical field of special tools of transformers. The technical scheme of the invention is as follows: the welding rollover stand comprises a stand body (1), a base (6), length-adjustable support shafts, a regulating shaft (8), a regulating lead screw (9), the middle part of the stand body is hinged on the base, the two ends of the stand body are respectively provided with the length-adjustable support shafts connected with the base, and the regulating shaft and the regulating lead screw are further arranged between the stand body and the base. The welding rollover stand changes to be an angle required by a working surface of the stand body through the rotation movement of the regulating lead screw, the required angle is fixed, and a fuel tank is arranged on the working surface of the stand body to be welded at a downward welding position. The invention can provide the fuel tank with beneficial working conditions of large rollover convenient for the downward welding, overcomes the shortages of the auxiliary welding of a crane, and has the advantages of largely reducing the floor area of cranes and greatly releasing the tension of the turnover of cranes in the production field.
Description
Affiliated technical field:
The present invention relates to a kind of large-scale power transformer fuel tank welding rollover stand, belong to transformer special tooling technical field.
Background technology:
The high-power transformer fuel tank is not only the device body that holds oil filled transformer and the container of high-quality transformer oil, and is standing the effect of various mechanical forces in transformer lifting, transportation.The weldquality of fuel tank is most important, not only influences the mechanical strength of fuel tank, also influences transformer oil seepage significant problem.Oil tank of transformer mainly is made up of last fuel-economizing case and lower oil tank, the fuel tank assembling process: normally carry out being welded of lower oil tank earlier, the fuel-economizing case is gone up in assembling then.After all parts spot welding of fuel tank outside are intact, take lower oil tank apart, upper and lower fuel-economizing case was fallen once more, adjust the weld seam vantage point, so that weld the weld seam that those can the downhand position, and weld a side, turn over individual size and weld an opposite side.How to create the advantage of welding, realize that fuel tank turns over greatly, weld the inside and outside weld seam with the method for flat fillet weld, this just needs the frock of a special use, conversion fuel tank angle makes both sides case lid weld seam be in flat condition respectively repeatedly, welding side cover and the inside and outside weld seam of end wall.Generally speaking convert all angle weldings to flat fillet weld, be beneficial to guarantee weldquality and enhance productivity.Common high-power transformer fuel tank overall dimensions length * wide * height: 10 meters * 4 meters * 4 meters.Formed by the steel plate assembly welding that varies in size, its inside and outside weld seam is crisscross, and the overwhelming majority is to leak weld seam, and the quality of weld seam has great influence to seepage oil.As everyone knows, the welding quality of downhand weld is best, because the fuel tank overall dimensions are bigger, it is very bothersome to adjust position while welding, and background technology is to hang the welding that is in a horizontal position with overhead traveling crane, and is promptly dangerous, takies overhead traveling crane again, and equipment turnover rate and production efficiency are lower.
Summary of the invention:
The object of the invention provides a kind of large-scale power transformer fuel tank welding rollover stand, so that the weld seam that the workpiece inside and outside is crisscross is adjusted to the downhand position respectively, both raised the efficiency, guaranteed weldquality again preferably, solved the problems referred to above that exist in the background technology.
Technical scheme of the present invention is: large-scale power transformer fuel tank welding rollover stand, comprise support body, base, adjustable-length back shaft, regulating shaft, adjusting leading screw, the middle part of support body is hinged on the base, the two ends of support body are respectively equipped with the adjustable-length back shaft that is connected on the base, also be provided with regulating shaft and regulate leading screw between support body and base; Convert the needed angle of support body working face to by regulating rotatablely moving of leading screw, and fixing required angle, again fuel tank is placed on the support body working face, carry out the welding on the downhand position.
Come the angle of adjusting bracket body running face successively by rotary screw, make other each weld seam of fuel tank be horizontal both favourable downhand position respectively, for the welding of fuel tank provides the good operation condition, come therefrom both to raise the efficiency, can guarantee weldquality preferably again.
Described support body working face angle is adjustable arbitrarily, satisfies the requirement that is welded of all casings.
Two copies inventions is formed one group, is applicable to the fuel tank of various different lengths, and can the identical angle of left-right rotation, makes the fuel tank both sides box wall be in flat condition respectively, guarantees welding quality.
Support body is the fixed support of an angle of 90 degrees; The adjustable-length back shaft for flexibly connect upper support axle and lower support axle, the upper support axle has the hole of different spacing, cooperates with the aperture, location of lower support axle, in order to the serial angle of determining that workbench tilts, and the corresponding aperture setting of being inserted back shaft by latch.
The invention has the beneficial effects as follows: the present invention can create big upset so that the favourable condition of work of downhand welding solves the drawback of the auxiliary welding of crane for fuel tank, significantly reduces lifting appliance and occupies, and has alleviated the nervous situation of production scene crane turnover preferably.
Description of drawings:
Accompanying drawing 1 is the schematic diagram of the embodiment of the invention;
Accompanying drawing 2 is base vertical views of the embodiment of the invention;
Accompanying drawing 3 is that the A of Fig. 1 is to partial schematic diagram;
Among the figure: 1, support body; 2, hinge axis I; 3, upper support axle; 4, lower support axle; 5, hinge axis II; 6, base; 7, hinge axis III; 8, regulating shaft; 9, regulate leading screw; 10, hinge axis III; 11, rotation support shaft; 12, latch.
The specific embodiment:
Below in conjunction with accompanying drawing, the invention will be further described by embodiment.
Large-scale power transformer fuel tank welding rollover stand, comprise support body 1, base 6, adjustable-length back shaft, regulating shaft 8, regulate leading screw 9, the middle part of support body is hinged on the base, the two ends of support body are respectively equipped with the adjustable-length back shaft that is connected on the base, also be provided with regulating shaft and regulate leading screw between support body and base; Convert the needed angle of support body working face to by regulating rotatablely moving of leading screw, and fixing required angle, again fuel tank is placed on the support body working face, carry out the welding on the downhand position.
In an embodiment, two cover the present invention support the two ends of fuel tank, and support body 1 is the fixed support that is welded into an angle of 90 degrees by channel-section steel, and by hinge axis upper support axle 3 and lower support axle 4 are flexibly connected, and form specific console; Upper support axle 3 has the hole of different spacing, cooperates with the aperture, location of lower support axle 4, and in order to the serial angle of determining that workbench tilts, and the corresponding aperture setting of inserting back shafts by latch 12; Regulating leading screw 9 is made up of left and right sides screw and leading screw, all be connected through the hinge with other each member, under fuel tank is welded the situation of turnover bracket zero load, leading screw 9 is regulated in rotation earlier, make regulating shaft 8 length that telescopic variation be arranged, drive the variation of upper support axle 3 and lower support axle 4 lengths of fit, the angle that therefore converts support 1 to changes the i.e. rotation of certain angle of workbench.Then fuel tank is placed on the support, to the respective horizontal weld seam welding of fuel tank, can realizes the upset of fuel tank successively, create the condition of work of downhand welding.
Claims (4)
1. a large-scale power transformer fuel tank welds rollover stand, it is characterized in that comprising support body (1), base (6), adjustable-length back shaft, regulating shaft (8), regulate leading screw (9), the middle part of support body is hinged on the base, the two ends of support body are respectively equipped with the adjustable-length back shaft that is connected on the base, also be provided with regulating shaft and regulate leading screw between support body and base; Convert the needed angle of support body working face to by regulating rotatablely moving of leading screw, and fixing required angle, again fuel tank is placed on the support body working face, carry out the welding on the downhand position.
2. the large-scale electric power transformer oil case welding rollover stand according to claim 1 is characterized in that support body is the fixed support of an angle of 90 degrees.
3. according to claim 1 or 2 described large-scale electric power transformer oil case welding rollover stands, it is characterized in that the adjustable-length back shaft for flexibly connect upper support axle and lower support axle, the upper support axle has the hole of different spacing, cooperate with the aperture, location of lower support axle, in order to the serial angle of determining that workbench tilts, and the corresponding aperture setting of inserting back shaft by latch.
4. according to claim 1 or 2 described large-scale electric power transformer oil case welding rollover stands, it is characterized in that one group of two copies invention composition, be applicable to the fuel tank of various different lengths, and can the identical angle of left-right rotation, make the fuel tank both sides box wall be in flat condition respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100973040A CN102259248A (en) | 2010-12-30 | 2011-04-19 | Welding rollover stand for large power transformer fuel tank |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010613418.1 | 2010-12-30 | ||
| CN201010613418 | 2010-12-30 | ||
| CN2011100973040A CN102259248A (en) | 2010-12-30 | 2011-04-19 | Welding rollover stand for large power transformer fuel tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102259248A true CN102259248A (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100973040A Pending CN102259248A (en) | 2010-12-30 | 2011-04-19 | Welding rollover stand for large power transformer fuel tank |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672405A (en) * | 2012-05-09 | 2012-09-19 | 中联重科股份有限公司 | Workpiece position changing machine, workpiece position changing processing method and workpiece position changing processing system |
| CN103358012A (en) * | 2013-07-07 | 2013-10-23 | 湖北长江精工材料技术有限公司 | Five-degree-freedom polycrystalline diamond drill bit welding machine |
| CN104227204A (en) * | 2013-06-06 | 2014-12-24 | 天津港航安装工程有限公司 | Positioner welding method of flange and welding device thereof |
| CN104785959A (en) * | 2015-03-27 | 2015-07-22 | 云南通变电器配件有限公司 | Welding machine for edges at two end openings of transformer outer box |
| CN105269231A (en) * | 2015-11-24 | 2016-01-27 | 天津市津通电力铁塔制造有限公司 | Multi-face welding tool |
| CN105598628A (en) * | 2016-02-22 | 2016-05-25 | 重庆源通电器设备制造有限责任公司 | Stereoscopic roll-core transformer turnover platform |
| CN105710573A (en) * | 2016-04-14 | 2016-06-29 | 山东鑫海矿业技术装备股份有限公司 | Variable-angle welding platform |
| CN107186421A (en) * | 2017-06-28 | 2017-09-22 | 中国联合工程公司 | A kind of large-sized end enclosure base welding displacement device and its application method |
| CN109399524A (en) * | 2018-11-28 | 2019-03-01 | 凤城市宝山炭素有限公司 | Large-scale nozzle set overturning dedicated unit |
| CN109702419A (en) * | 2019-01-30 | 2019-05-03 | 南通科钛机器人系统有限公司 | A kind of oil tank of transformer overturning tooling |
| CN109865980A (en) * | 2019-04-22 | 2019-06-11 | 祁电臣 | Portable pipe welds auxiliary frame and application method |
| CN113172312A (en) * | 2021-04-22 | 2021-07-27 | 湖北精工钢结构有限公司 | Dual-purpose automatically regulated bed-jig of submerged arc welding |
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| JPS5355429A (en) * | 1976-10-29 | 1978-05-19 | Mitsubishi Electric Corp | Automatic welding method of steel piles and apparatus therefor |
| JPH05237653A (en) * | 1992-02-18 | 1993-09-17 | Shinkasato Dock:Kk | Automatic cutting device for column of square and round steel pipe or the like |
| JP2850089B2 (en) * | 1993-12-10 | 1999-01-27 | 株式会社 巴技研 | Column reversing device |
| US6935550B2 (en) * | 2002-12-20 | 2005-08-30 | Lincoln Global Inc. | Robotic positioner |
| CN201685060U (en) * | 2010-05-24 | 2010-12-29 | 中国建筑一局(集团)有限公司 | Tooling die for manufacturing hyperboloid twisted box-type steel structural member |
| CN201792152U (en) * | 2010-07-26 | 2011-04-13 | 保定天威集团有限公司 | Welding roll-over frame for oil tank of large power transformer |
-
2011
- 2011-04-19 CN CN2011100973040A patent/CN102259248A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5355429A (en) * | 1976-10-29 | 1978-05-19 | Mitsubishi Electric Corp | Automatic welding method of steel piles and apparatus therefor |
| JPH05237653A (en) * | 1992-02-18 | 1993-09-17 | Shinkasato Dock:Kk | Automatic cutting device for column of square and round steel pipe or the like |
| JP2850089B2 (en) * | 1993-12-10 | 1999-01-27 | 株式会社 巴技研 | Column reversing device |
| US6935550B2 (en) * | 2002-12-20 | 2005-08-30 | Lincoln Global Inc. | Robotic positioner |
| CN201685060U (en) * | 2010-05-24 | 2010-12-29 | 中国建筑一局(集团)有限公司 | Tooling die for manufacturing hyperboloid twisted box-type steel structural member |
| CN201792152U (en) * | 2010-07-26 | 2011-04-13 | 保定天威集团有限公司 | Welding roll-over frame for oil tank of large power transformer |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672405B (en) * | 2012-05-09 | 2015-08-05 | 中联重科股份有限公司 | Workpiece position changing machine, workpiece position changing processing method and workpiece position changing processing system |
| CN102672405A (en) * | 2012-05-09 | 2012-09-19 | 中联重科股份有限公司 | Workpiece position changing machine, workpiece position changing processing method and workpiece position changing processing system |
| CN104227204A (en) * | 2013-06-06 | 2014-12-24 | 天津港航安装工程有限公司 | Positioner welding method of flange and welding device thereof |
| CN103358012A (en) * | 2013-07-07 | 2013-10-23 | 湖北长江精工材料技术有限公司 | Five-degree-freedom polycrystalline diamond drill bit welding machine |
| CN104785959A (en) * | 2015-03-27 | 2015-07-22 | 云南通变电器配件有限公司 | Welding machine for edges at two end openings of transformer outer box |
| CN105269231B (en) * | 2015-11-24 | 2017-01-18 | 天津津通铁塔股份有限公司 | Multi-face welding tool |
| CN105269231A (en) * | 2015-11-24 | 2016-01-27 | 天津市津通电力铁塔制造有限公司 | Multi-face welding tool |
| CN105598628A (en) * | 2016-02-22 | 2016-05-25 | 重庆源通电器设备制造有限责任公司 | Stereoscopic roll-core transformer turnover platform |
| CN105710573A (en) * | 2016-04-14 | 2016-06-29 | 山东鑫海矿业技术装备股份有限公司 | Variable-angle welding platform |
| CN107186421A (en) * | 2017-06-28 | 2017-09-22 | 中国联合工程公司 | A kind of large-sized end enclosure base welding displacement device and its application method |
| CN109399524A (en) * | 2018-11-28 | 2019-03-01 | 凤城市宝山炭素有限公司 | Large-scale nozzle set overturning dedicated unit |
| CN109702419A (en) * | 2019-01-30 | 2019-05-03 | 南通科钛机器人系统有限公司 | A kind of oil tank of transformer overturning tooling |
| CN109702419B (en) * | 2019-01-30 | 2024-02-20 | 江苏科钛机器人有限公司 | Transformer oil tank overturning tool |
| CN109865980A (en) * | 2019-04-22 | 2019-06-11 | 祁电臣 | Portable pipe welds auxiliary frame and application method |
| CN113172312A (en) * | 2021-04-22 | 2021-07-27 | 湖北精工钢结构有限公司 | Dual-purpose automatically regulated bed-jig of submerged arc welding |
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Application publication date: 20111130 |