CN116117419B - Welding horse plate for assembling and positioning U-rib orthotropic plate and welding method - Google Patents
Welding horse plate for assembling and positioning U-rib orthotropic plate and welding method Download PDFInfo
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- CN116117419B CN116117419B CN202310265898.4A CN202310265898A CN116117419B CN 116117419 B CN116117419 B CN 116117419B CN 202310265898 A CN202310265898 A CN 202310265898A CN 116117419 B CN116117419 B CN 116117419B
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- 238000003466 welding Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 3
- 238000005457 optimization Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
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
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a welding horse plate for assembling and positioning a U-rib orthotropic plate and a welding method, wherein the welding horse plate comprises a fixed bottom plate and a connecting plate, and the fixed bottom plate is screwed on a bolt hole at the end part of the U-rib orthotropic plate; the connecting plate is fixedly connected with the two fixed bottom plates. The welding method comprises the following steps: step one, aligning two fixed bottom plates with bolt holes of two adjacent U-rib orthotropic plates, and screwing bolts; step two, adjusting the butt weld positions of adjacent top plates; symmetrically welding the connecting plate on the surface of the fixed plate along the joint; step four, continuously welding the top plate; fifthly, cutting along the welding seam position of the connecting plate and the fixed bottom plate; and step six, detaching the bolts, and continuously using the detached welding horse plates for assembling and positioning the next group of adjacent two U-rib orthotropic plates. The welding device can ensure welding quality, improve structural appearance, is convenient to install and dismantle the welding horse plate, and improves welding efficiency of the U-rib orthotropic plate.
Description
Technical Field
The invention relates to the field of Ma Bangong equipment, in particular to a welding horse plate for assembling and positioning a U-rib orthotropic plate and a welding method.
Background
The U-rib orthotropic plate is widely used for steel bridges, and the U-rib orthotropic plate is fixed and positioned by a horse plate when being assembled and welded in factories and on site, so that the assembly precision and the overall assembly quality of the plate units are ensured.
The traditional welding horse board is arranged on the upper surface of the top plate of the U-rib orthotropic board, welding cracks are easy to generate at the horse foot position, the durability in the service process is affected, and the U-rib orthotropic board is difficult to be welded completely and continuously after the horse board is fixed, so that the welding quality is affected. In addition, after the horse board is used up, the horse board needs to be cut off along the horse feet, the required construction period of the cutting and horse foot polishing processes is long, the welding efficiency is reduced, the risk of damaging the parent metal of the board unit is reduced, and meanwhile, polishing marks and welding deformation of the horse foot part obviously influence the attractiveness and quality of the upper surface of the board unit.
In view of the above, a welding horse plate and a welding method for assembling and positioning a U-rib orthotropic plate are provided.
Disclosure of Invention
The invention aims to provide a welding horse board for assembling and positioning a U-rib orthotropic board, which aims to solve or improve at least one of the technical problems.
In order to achieve the above object, the present invention provides the following solutions: the invention provides a welding horse board for assembling and positioning a U-rib orthotropic board, which comprises the following components:
The two fixing bottom plates are connected to the bolt holes at the end parts of the U-rib orthotropic plates in a threaded manner through bolts, and the two fixing bottom plates are respectively positioned at one side opposite to the adjacent two U-rib orthotropic plates;
The connecting plates are fixedly connected with the two fixing bottom plates, and the connecting plates are positioned on one side, away from the U-rib orthotropic plates, of the fixing bottom plates.
According to the welding horse plate for assembling and positioning the U-rib orthotropic plate, a plurality of bolts are arranged, and a plurality of bolt holes are respectively formed in two ends of the U-rib orthotropic plate; the bolts and the bolt holes are arranged in one-to-one correspondence.
According to the welding horse plate for assembling and positioning the U-rib orthotropic plate, the connecting plates are perpendicular to the two fixed bottom plates.
According to the welding horse plate for assembling and positioning the U-rib orthotropic plate, the thickness of the fixed bottom plate is 8-15 mm, the width is 150-250 mm, and the length is 200-300 mm;
the thickness of the connecting plate is 15 mm-25 mm, the width is 150 mm-250 mm, and the length is 400 mm-600 mm.
According to the welding horse plate for assembling and positioning the U-rib orthotropic plate, the fixed bottom plate and the connecting plate are made of steel.
The invention also provides a welding method for assembling and positioning the U-rib orthotropic plate, which comprises the following steps:
Step one, aligning two fixed bottom plates with bolt holes of two adjacent U-rib orthotropic plates, and screwing bolts;
Step two, adjusting the butt welding seam positions of top plates of two adjacent U-rib orthotropic plates;
Symmetrically welding the connecting plates on the surfaces of the fixed plates along the joints of two adjacent U-rib orthotropic plates;
continuously welding the top plates of the adjacent two U-rib orthotropic plates;
fifthly, cutting along the welding seam position of the connecting plate and the fixed bottom plate;
And step six, detaching the bolts, and continuously using the detached welding horse plates for assembling and positioning the next group of adjacent two U-rib orthotropic plates.
According to the welding method for assembling and positioning the U-rib orthotropic plate, in the third step, the connecting plate and the fixed bottom plate are welded in a full penetration mode.
According to the welding method for assembling and positioning the U-rib orthotropic plate, in the fourth step, the lower surface of the top plate of the U-rib orthotropic plate is continuously welded.
The invention discloses the following technical effects:
According to the invention, the fixed bottom plate of the welding horse plate is screwed on the bolt hole at the end part of the U-rib orthotropic plate, so that the fixing effect is realized on two adjacent U-rib orthotropic plates, the positioning process of the traditional welding Ma Banan on the top plate of the U-rib orthotropic plate is replaced, the damage to the top plate is reduced when the joint position of the top plate is welded, the problem of defect and disease of the welding leg caused by the action of wheel load can be avoided, the welding quality can be ensured, and the structural appearance is improved; the welding horse board is installed and demolishd the simple operation, has improved the welding efficiency of U rib orthotropic board.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of the assembly of the welded saddle plate and U-rib orthotropic plate of the present invention;
FIG. 2 is a schematic diagram of the assembly of the welded saddle plate and the U-rib orthotropic plate of the present invention;
FIG. 3 is a flow chart of a welding method for U-rib orthotropic plate assembly positioning of the present invention;
Wherein, 1, a bottom plate is fixed; 2. a bolt; 3. u rib orthotropic plate; 301. bolt holes; 302. a top plate; 303. a U-rib body; 4. and (5) connecting a plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1-3, the present invention provides a welded horse board for U-rib orthotropic board assembly positioning, comprising:
The two fixing bottom plates 1 are arranged, the two fixing bottom plates 1 are in threaded connection with the bolt holes 301 at the end parts of the U-rib orthotropic plates 3 through bolts 2, and the two fixing bottom plates 1 are respectively positioned at one side opposite to the adjacent two U-rib orthotropic plates 3; the U-rib orthotropic plate 3 comprises a U-rib body 303, a top plate 302 and a plurality of bolt holes 301; the top plate 302 is fixedly connected to the top of the U-shaped rib body 303, and a plurality of bolt holes 301 are formed in two ends of the U-shaped rib body 303;
The connecting plate 4 is fixedly connected with the two fixed bottom plates 1, and the connecting plate 4 is positioned at one side of the fixed bottom plate 1 far away from the U-rib orthotropic plate 3;
The fixing bottom plate 1 of the welding horse plate is screwed on the bolt holes 301 at the end parts of the U-rib orthotropic plates 3, the adjacent two U-rib orthotropic plates 3 are temporarily fixed without damage, the positioning process that the traditional welding Ma Banan is arranged on the top plate 302 of the U-rib orthotropic plates 3 is replaced, damage to the top plate 302 is reduced when the joint position of the top plate 302 is welded, the problem of defect and disease of welding feet caused by the action of wheel load can be avoided, welding quality can be ensured, and structural appearance is improved; the welding horse board is installed and demolishd the simple operation, has improved the welding efficiency of U rib orthotropic board 3.
In a further optimization scheme, a plurality of bolts 2 are arranged, and a plurality of bolt holes 301 are respectively formed in two ends of the U-rib orthotropic plate 3; the bolts 2 and the bolt holes 301 are arranged in a one-to-one correspondence manner; in this embodiment, the number of bolt holes 301 is six, and the number of bolts 2 is six.
In a further optimized scheme, the connecting plates 4 are arranged perpendicular to the two fixed bottom plates 1.
According to a further optimization scheme, the thickness of the fixed bottom plate 1 is 8-15 mm, the width is 150-250 mm, and the length is 200-300 mm; in this embodiment, the thickness of the fixing base plate 1 is preferably 10mm, the width is preferably 200mm, and the length is preferably 260mm;
The thickness of the connecting plate 4 is 15 mm-25 mm, the width is 150 mm-250 mm, and the length is 400 mm-600 mm; in this embodiment, the thickness of the connection plate 4 is preferably 20mm, the width is preferably 200mm, and the length is preferably 520mm.
In a further optimization scheme, the materials of the fixed bottom plate 1 and the connecting plate 4 are steel, and in the embodiment, the fixed bottom plate 1 and the connecting plate 4 are preferably Q345 steel;
The bolts 2 are 8.8 grade M22 grade B bolts.
The invention also provides a welding method for assembling and positioning the U-rib orthotropic plate, which comprises the following steps:
Step one, aligning two fixed bottom plates 1 with bolt holes 301 of two adjacent U-rib orthotropic plates 3, and screwing bolts 2;
step two, adjusting the butt welding seam positions of the top plates 302 of the adjacent two U-rib orthotropic plates 3;
Symmetrically welding the connecting plates 4 on the surface of the fixed plate along the joint of two adjacent U-rib orthotropic plates 3;
Step four, continuously welding the top plates 302 of the adjacent two U-rib orthotropic plates 3;
Fifthly, cutting along the welding seam position of the connecting plate 4 and the fixed bottom plate 1;
Step six, detaching the bolts 2, and continuously using the detached welding horse plates for assembling and positioning the next group of two adjacent U-rib orthotropic plates 3;
The arrangement is that the bolts 2 are screwed after the two fixing bottom plates 1 are aligned with the bolt holes 301 of the two adjacent U-rib orthotropic plates 3, so that the fixing bottom plates 1 and the U-rib orthotropic plates 3 are temporarily fixed, and the seam positions of the two U-rib orthotropic plates 3 are subjected to error adjustment by adjusting the welding positions of the connecting plates 4, so that the use convenience is improved; after the welding is finished, the connecting plate 4 is cut along the welding seam position of the fixing bottom plate 1, and then the welding machine can be used for assembling and positioning the next group of two U-rib orthotropic plates 3, and error adjustment is carried out on the seam position of the two U-rib orthotropic plates 3 by adjusting the welding position of the connecting plate 4, so that continuous welding can be realized, the suitability of the welding horse plate and the U-rib orthotropic plates 3 is improved, and the welding efficiency and the welding quality are improved.
In the step three, the connecting plate 4 and the fixed bottom plate 1 are welded in a full penetration way.
In the further optimization scheme, in the fourth step, continuous welding is performed on the lower surface of the top plate 302 of the U-rib orthotropic plate 3, so that the influence of welding on the upper surface of the top plate 302 of the U-rib orthotropic plate 3 is reduced, and the welding quality is improved.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (3)
1. The welding method for assembling and positioning the U-rib orthotropic plate is characterized by comprising the following steps of:
Step one, aligning two fixed bottom plates (1) with bolt holes (301) of two adjacent U-rib orthotropic plates (3), and screwing down bolts (2);
step two, adjusting the butt welding seam positions of top plates (302) of two adjacent U-rib orthotropic plates (3);
symmetrically welding the connecting plates (4) on the surfaces of the fixed plates along the joints of the two adjacent U-rib orthotropic plates (3); in the third step, the connecting plate (4) and the fixed bottom plate (1) are welded in a full penetration way;
Continuously welding the top plates (302) of the two adjacent U-rib orthotropic plates (3); in the fourth step, the lower surface of the top plate (302) of the U-rib orthotropic plate (3) is continuously welded;
fifthly, cutting along the welding seam position of the connecting plate (4) and the fixed bottom plate (1);
Step six, detaching the bolts (2), and continuously using the detached welding horse plates for assembling and positioning the next group of two adjacent U-rib orthotropic plates (3);
The welding horse plate comprises:
The fixing base plates (1), wherein the two fixing base plates (1) are arranged, the fixing base plates (1) are in threaded connection with bolt holes (301) at the end parts of the U-rib orthotropic plates (3) through bolts (2), and the two fixing base plates (1) are respectively positioned at one side of the adjacent two U-rib orthotropic plates (3) opposite to each other;
The connecting plates (4) are fixedly connected with the two fixed bottom plates (1), and the connecting plates (4) are positioned on one side of the fixed bottom plates (1) away from the U-rib orthotropic plates (3);
The bolts (2) are provided with a plurality of bolt holes (301) respectively at two ends of the U-rib orthotropic plate (3); the bolts (2) and the bolt holes (301) are arranged in a one-to-one correspondence manner;
the connecting plates (4) are perpendicular to the two fixed bottom plates (1).
2. The welding method for assembling and positioning the U-rib orthotropic plate according to claim 1, wherein: the thickness of the fixed bottom plate (1) is 8-15 mm, the width is 150-250 mm, and the length is 200-300 mm;
the thickness of the connecting plate (4) is 15 mm-25 mm, the width is 150 mm-250 mm, and the length is 400 mm-600 mm.
3. The welding method for assembling and positioning the U-rib orthotropic plate according to claim 1, wherein: the fixed bottom plate (1) and the connecting plate (4) are made of steel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310265898.4A CN116117419B (en) | 2023-03-17 | 2023-03-17 | Welding horse plate for assembling and positioning U-rib orthotropic plate and welding method |
| JP2023074409A JP7333130B1 (en) | 2023-03-17 | 2023-04-28 | Weld mounts and welding methods for assembly and positioning of U-rib orthotropic plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310265898.4A CN116117419B (en) | 2023-03-17 | 2023-03-17 | Welding horse plate for assembling and positioning U-rib orthotropic plate and welding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116117419A CN116117419A (en) | 2023-05-16 |
| CN116117419B true CN116117419B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310265898.4A Active CN116117419B (en) | 2023-03-17 | 2023-03-17 | Welding horse plate for assembling and positioning U-rib orthotropic plate and welding method |
Country Status (2)
| Country | Link |
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| JP (1) | JP7333130B1 (en) |
| CN (1) | CN116117419B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117798616B (en) * | 2024-02-28 | 2024-05-03 | 中铁四局集团有限公司 | Processing method of universal railway prestressed reinforcement positioning reinforcing mesh |
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| CN107938508A (en) * | 2017-02-22 | 2018-04-20 | 重庆大学 | A kind of HRP Orthotropic Steel Bridge Decks structure |
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| CN208358147U (en) * | 2018-06-14 | 2019-01-11 | 招商局重工（江苏）有限公司 | A kind of welding horse plate |
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| CN114277684A (en) * | 2021-12-30 | 2022-04-05 | 武船重型工程股份有限公司 | Leveling device and method for steel structure bridge panel |
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| US10590615B2 (en) * | 2016-06-28 | 2020-03-17 | Vigor Industrial Llc | Orthotropic deck |
| CN113172358B (en) | 2021-04-19 | 2022-05-27 | 南京润华建设集团有限公司 | Stiffening U rib double-side welding structure and method for orthotropic steel bridge deck |
| CN113638326B (en) | 2021-08-31 | 2023-01-24 | 中铁十四局集团第三工程有限公司 | Integral maintenance and reinforcement construction method for orthotropic plate steel box girder of cable-stayed bridge |
| CN217475070U (en) | 2022-06-02 | 2022-09-23 | 中铁宝桥（扬州）有限公司 | Tool for lengthening U-shaped rib |
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2023
- 2023-03-17 CN CN202310265898.4A patent/CN116117419B/en active Active
- 2023-04-28 JP JP2023074409A patent/JP7333130B1/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107938508A (en) * | 2017-02-22 | 2018-04-20 | 重庆大学 | A kind of HRP Orthotropic Steel Bridge Decks structure |
| CN208415962U (en) * | 2017-09-04 | 2019-01-22 | 中建钢构有限公司 | A kind of H-type steel girder erection temporary fastening device |
| CN108316140A (en) * | 2017-12-22 | 2018-07-24 | 中交公路长大桥建设国家工程研究中心有限公司 | A kind of assembled Orthotropic Steel Bridge Deck structure |
| CN208358147U (en) * | 2018-06-14 | 2019-01-11 | 招商局重工（江苏）有限公司 | A kind of welding horse plate |
| CN214573425U (en) * | 2021-04-14 | 2021-11-02 | 中交第二航务工程局有限公司 | Structure is restoreed in reinforcement of U rib butt weld fracture |
| CN113309015A (en) * | 2021-07-06 | 2021-08-27 | 西南交通大学 | Reinforcing system and method for fatigue cracking of longitudinal rib butt weld of steel bridge |
| CN114277684A (en) * | 2021-12-30 | 2022-04-05 | 武船重型工程股份有限公司 | Leveling device and method for steel structure bridge panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116117419A (en) | 2023-05-16 |
| JP7333130B1 (en) | 2023-08-24 |
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Effective date of registration: 20240530 Address after: 510640 No. five, 381 mountain road, Guangzhou, Guangdong, Tianhe District Patentee after: SOUTH CHINA University OF TECHNOLOGY Country or region after: China Patentee after: CHINA RAILWAY SHANHAIGUAN BRIDGE GROUP Co.,Ltd. Patentee after: GUANGZHOU EXPRESSWAY CO.,LTD. Patentee after: CHINA RAILWAY MAJOR BRIDGE ENGINEERING GROUP Co.,Ltd. Address before: 510640 No. five, 381 mountain road, Guangzhou, Guangdong, Tianhe District Patentee before: SOUTH CHINA University OF TECHNOLOGY Country or region before: China |