CN114932301B - Automatic welding method for end bars of steel bar truss - Google Patents
Automatic welding method for end bars of steel bar truss Download PDFInfo
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- CN114932301B CN114932301B CN202210487487.5A CN202210487487A CN114932301B CN 114932301 B CN114932301 B CN 114932301B CN 202210487487 A CN202210487487 A CN 202210487487A CN 114932301 B CN114932301 B CN 114932301B
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- transverse
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- bar
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- 238000003466 welding Methods 0.000 title claims abstract description 82
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 26
- 239000010959 steel Substances 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000012216 screening Methods 0.000 claims abstract description 11
- 230000002146 bilateral effect Effects 0.000 claims description 6
- 210000003205 muscle Anatomy 0.000 description 29
- 238000010276 construction Methods 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization 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
- B23K11/00—Resistance welding; Severing by resistance heating
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses an automatic welding method for end ribs of a steel bar truss, which comprises the following steps: s1, automatically screening transverse bars, vertical bars and web member bars with corresponding lengths according to welding requirements; s2, conveying the screened transverse bars and web bars to a transverse bar lap joint template through conveying equipment to be overlapped to obtain a transverse bar assembly, conveying the screened vertical bars to a vertical bar lap joint template through another conveying equipment to be overlapped to obtain a vertical bar assembly, and then conveying the overlapped transverse bar assembly and the vertical bar assembly to a welding station respectively.
Description
Technical Field
The invention belongs to the technical field of building structures, and particularly relates to an automatic welding method for end ribs of a steel bar truss.
Background
In the house construction process, the traditional construction mode of cast-in-place concrete is adopted, so that the defects of large labor force requirement, high building construction cost, long construction period and the like are easily caused. In recent years, building modes of the prefabricated housing, namely, concrete wallboards required by the prefabricated housing in a factory workshop are gradually formed according to green development requirements of buildings, and the prefabricated housing is transported to a construction site for hoisting and installation. In order to improve the strength of the prefabricated concrete wallboard, steel bars are generally used as upper chords, lower chords and web members, and the prefabricated concrete wallboard is reinforced by adopting a truss formed by connecting the steel bars through resistance spot welding, namely a steel bar truss.
And the steel bar truss is in the in-process of preparation, need weld steel bar truss's end muscle, current welding mode, at welded in-process, mainly adopts manual welding's mode, welded inefficiency, and is slow, simultaneously at manual welding's in-process, the welding error that various easy workman's errors of operation caused can not appear to the welding efficiency and the quality of whole steel bar truss have been influenced.
Disclosure of Invention
The invention aims to provide an automatic welding method for end ribs of a steel bar truss, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: an automatic welding method for end ribs of a steel bar truss comprises the following steps:
s1, automatically screening transverse bars, vertical bars and web member bars with corresponding lengths according to welding requirements;
s2, conveying the screened transverse bars and web member steel bars to a transverse bar lap joint template through conveying equipment to be overlapped to obtain a transverse bar assembly, conveying the screened vertical bars to a vertical bar lap joint template through another conveying equipment to be overlapped to obtain a vertical bar assembly, and then conveying the overlapped transverse bar assembly and the vertical bar assembly to a welding station respectively;
s3, welding the lap joint of the vertical rib assembly and the lap joint of the transverse rib assembly by adopting a resistance welding mode at the corresponding welding station, and obtaining a vertical rib finished piece and a transverse rib finished piece after welding;
s4, conveying the obtained vertical bar finished piece and the transverse bar finished piece by two conveying equipment respectively, conveying the vertical bar finished piece and the transverse bar finished piece to the same welding station, overlapping the vertical bar finished piece at two end positions of the transverse bar finished piece, overlapping the vertical bar finished piece into a complete steel bar truss, and then welding the connecting end parts;
s5, when welding is carried out, adopting bilateral welding equipment, carrying out plane welding on the bottom end faces of the transverse rib finished piece and the vertical rib finished piece, and then carrying out plane welding on the top end faces of the transverse rib finished piece and the vertical rib finished piece.
Further, in S1, when the automatic screening of the reinforcing steel bars is performed, the number of transverse ribs is three, the number of vertical ribs is four, and the number of web member reinforcing steel bars is several.
Further, in S2, horizontal muscle overlap joint template is the type structure of falling T, and wherein two horizontal muscle are located horizontal end both sides of horizontal muscle overlap joint template, and another one is located the vertical end top of horizontal muscle overlap joint template, and accomplishes the back at the horizontal muscle sub-assembly of overlap joint, and three horizontal muscle is isosceles triangle and arranges, and the tip parallel and level of three horizontal muscle.
Further, in S2, the vertical bar overlapping template is in a long plate shape, a groove in which the vertical bar is horizontally placed is formed in the top of the vertical bar overlapping template, and a through hole through which the other vertical bar passes is formed in the middle of the top of the vertical bar overlapping template and located at one side of the groove, so that two vertical bars form a cross structure which is arranged next to each other.
Further, in S3, when resistance welding is adopted, the welding surface is a plane or an arc surface, and the area of the welding surface is larger than the area of the connection between the transverse ribs or the connection between the vertical ribs.
Further, in S4, when the transverse rib completion piece overlaps with the vertical rib completion piece, each transverse rib completion piece overlaps with two vertical rib completion pieces, and the two vertical rib completion pieces are symmetrically arranged at two ends of the transverse rib completion piece, wherein transverse ribs at two ends of the transverse rib completion piece at the bottom are pressed against a group of vertical rib two ends of the vertical rib completion piece in a horizontal state to be symmetrically arranged.
Further, in S5, when welding is performed on the lap joint of the transverse rib finished piece and the vertical rib finished piece by adopting bilateral welding equipment, two sides are synchronously performed, and the operation error time is not more than 0.5S.
The invention has the technical effects and advantages that: according to the automatic welding method for the end bars of the steel bar truss, when the end bars of the steel bar truss are welded, the mode of preparing for work before welding the end bars is adopted by the transverse bar lap joint template and the vertical bar lap joint template, welding of a plurality of transverse bars and web bar steel bars and welding among a plurality of vertical bars can be completed rapidly, so that when the end bars are prepared for welding, welding can be performed more rapidly, the whole welding efficiency and quality are improved, the stability of the welded end bars can be ensured, manual stabilization is not needed, the steel bars assembled on the template, the transverse bars and the vertical bars can be automatically welded by adopting mechanical equipment, the whole welding can be realized by adopting a mechanical welding mode, the whole automatic welding process is improved, the labor intensity of workers is reduced, the labor force of workers is liberated, and the automatic use requirement in the present stage can be met.
Detailed Description
The following description of the present invention will be made in detail, but not necessarily for the purpose of illustrating the invention. Based on the teachings herein, all other matters that a person of ordinary skill in the art could obtain without making any inventive effort are within the scope of this invention.
The invention provides an automatic welding method for end ribs of a steel bar truss, which comprises the following steps:
s1, automatically screening transverse bars, vertical bars and web member bars with corresponding lengths according to welding requirements;
s2, conveying the screened transverse bars and web member steel bars to a transverse bar lap joint template through conveying equipment to be overlapped to obtain a transverse bar assembly, conveying the screened vertical bars to a vertical bar lap joint template through another conveying equipment to be overlapped to obtain a vertical bar assembly, and then conveying the overlapped transverse bar assembly and the vertical bar assembly to a welding station respectively;
s3, welding the lap joint of the vertical rib assembly and the lap joint of the transverse rib assembly by adopting a resistance welding mode at the corresponding welding station, and obtaining a vertical rib finished piece and a transverse rib finished piece after welding;
s4, conveying the obtained vertical bar finished piece and the transverse bar finished piece by two conveying equipment respectively, conveying the vertical bar finished piece and the transverse bar finished piece to the same welding station, overlapping the vertical bar finished piece at two end positions of the transverse bar finished piece, overlapping the vertical bar finished piece into a complete steel bar truss, and then welding the connecting end parts;
s5, when welding is carried out, adopting bilateral welding equipment, carrying out plane welding on the bottom end faces of the transverse rib finished piece and the vertical rib finished piece, and then carrying out plane welding on the top end faces of the transverse rib finished piece and the vertical rib finished piece.
Specifically, in S1, when carrying out the autofilter of reinforcing bar, the quantity of selecting horizontal muscle in every group screening process is three, and the quantity of perpendicular muscle is four, and web member reinforcing bar is a plurality of, and web member reinforcing bar is the reinforcing bar after the folding is accomplished to at the in-process of screening, mainly adopt the mode of mechanical screening, with the efficiency that improves the screening.
Specifically, in S2, horizontal muscle overlap joint template is the type structure that falls T, wherein two horizontal muscle are located horizontal end both sides of horizontal muscle overlap joint template, and another one horizontal muscle is located the vertical end top of horizontal muscle overlap joint template, and after the completion of overlap joint horizontal muscle sub-assembly, three horizontal muscle is isosceles triangle and arranges, and the tip parallel and level of three horizontal muscle, and horizontal muscle overlap joint template adopts many sets of configuration, can adapt to different user demands, simultaneously place horizontal muscle on the overlap joint template also by the mode of automatic snatching of manipulator, snatch earlier on the conveying equipment and place again, keep the quick completion of overlap joint process.
Specifically, in S2, erect muscle overlap joint template and be long platy, erect the top of muscle overlap joint template and open there is a recess that erects the muscle level and place, simultaneously in order to make things convenient for the placing of erectting the muscle, the bottom of recess is best to set up to arc structure to guarantee to place stability after erecting the muscle, make things convenient for subsequent welding work at present, and erect the muscle overlap joint template and just be according to the adjustment of user demand equally, and it has another through-hole that erects the muscle and pass to lie in recess one side to open in the middle of the top of erectting the muscle overlap joint template, thereby will two erect the muscle and constitute the cross structure that sets up immediately.
Specifically, in S3, when resistance welding is adopted, the welding surface is a plane or an arc surface, and the area of the welding surface is larger than the area of the connection part between the transverse ribs or the connection part between the vertical ribs, so as to ensure that the welding is completed with overall welding strength.
Specifically, in S4, when the horizontal bar completion piece overlaps with the vertical bar completion piece, each horizontal bar completion piece overlaps two vertical bar completion pieces, and two vertical bar completion pieces are symmetrically arranged at two ends of the horizontal bar completion piece, wherein the horizontal bars at the bottom of the two ends of the horizontal bar completion piece are pressed against a group of vertical bar ends in a horizontal state of the vertical bar completion piece to be symmetrically arranged, and the whole steel bar truss after symmetrical overlapping is more convenient in use.
Specifically, in S5, when welding the lap joint of the transverse rib finished piece and the vertical rib finished piece by adopting the bilateral welding equipment, the two sides are synchronously performed, the operation error time is not more than 0.5S, so that synchronous completion is ensured as much as possible, synchronous conveying after a certain time is completed is performed, and the next procedure is performed.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing description, it will be apparent to those skilled in the art that various modifications, equivalents, and alternatives to some of the features described in the foregoing description are intended to be included within the spirit and principles of the present invention.
Claims (3)
1. The automatic welding method for the end ribs of the steel bar truss is characterized by comprising the following steps of:
s1, automatically screening transverse bars, vertical bars and web member bars with corresponding lengths according to welding requirements, wherein the number of the transverse bars is three, the number of the vertical bars is four and the number of the web member bars is a plurality of the web member bars in each group of screening processes when the automatic screening of the bars is carried out;
s2, conveying the screened transverse bars and web bars to a transverse bar lapping template through conveying equipment to be lapped to obtain a transverse bar assembly, conveying the screened vertical bars to the vertical bar lapping template through another conveying equipment to be lapped to obtain a vertical bar assembly, and then conveying the lapped transverse bar assembly and the vertical bar assembly to welding stations respectively, wherein the transverse bar lapping template is of an inverted T-shaped structure, two transverse bars are positioned at two sides of the horizontal end of the transverse bar lapping template, the other transverse bar is positioned at the top of the vertical end of the transverse bar lapping template, and after the lapping of the transverse bar assembly is completed, three transverse bars are arranged in an isosceles triangle shape, the end parts of the three transverse bars are level, the vertical bar lapping template is of a long plate shape, the top of the vertical bar lapping template is provided with a groove in which one vertical bar is horizontally placed, and the middle of the top of the vertical bar lapping template is provided with a through hole through which the other vertical bar passes, so that the two vertical bars form a cross structure which is arranged next to each other;
s3, welding the lap joint of the vertical rib assembly and the lap joint of the transverse rib assembly by adopting a resistance welding mode at the corresponding welding station, and obtaining a vertical rib finished piece and a transverse rib finished piece after welding;
s4, conveying the obtained vertical bar finished piece and the transverse bar finished piece by two conveying equipment respectively, conveying the vertical bar finished piece and the transverse bar finished piece to the same welding station, overlapping the vertical bar finished piece at two end positions of the transverse bar finished piece, overlapping the vertical bar finished piece into a complete steel bar truss, and then welding the connecting end parts;
s5, when welding, adopting bilateral welding equipment, firstly carrying out plane welding on the bottom end faces of the transverse bar finished piece and the vertical bar finished piece, then carrying out plane welding on the top end faces of the transverse bar finished piece and the vertical bar finished piece, and when welding the lap joint of the transverse bar finished piece and the vertical bar finished piece by adopting bilateral welding equipment, carrying out two sides synchronously, wherein the operation error time is not more than 0.5S.
2. The automatic welding method for end bars of a steel bar truss according to claim 1, wherein the method comprises the following steps: in S3, when resistance welding is adopted, the welding surface is a plane or an arc surface, and the area of the welding surface is larger than the area of the connecting part between the transverse ribs or the connecting part between the vertical ribs.
3. The automatic welding method for end bars of a steel bar truss according to claim 1, wherein the method comprises the following steps: in S4, when the transverse rib finished piece is overlapped with the vertical rib finished piece, each transverse rib finished piece overlaps two vertical rib finished pieces, and the two vertical rib finished pieces are symmetrically arranged at two ends of the transverse rib finished piece, wherein transverse ribs at the bottoms of the two ends of the transverse rib finished piece are propped against a group of vertical rib two ends of the vertical rib finished piece in a horizontal state to be symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210487487.5A CN114932301B (en) | 2022-05-06 | 2022-05-06 | Automatic welding method for end bars of steel bar truss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210487487.5A CN114932301B (en) | 2022-05-06 | 2022-05-06 | Automatic welding method for end bars of steel bar truss |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114932301A CN114932301A (en) | 2022-08-23 |
| CN114932301B true CN114932301B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210487487.5A Active CN114932301B (en) | 2022-05-06 | 2022-05-06 | Automatic welding method for end bars of steel bar truss |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0978764A (en) * | 1995-09-18 | 1997-03-25 | Fujita Corp | Built-up reinforcement truss and manufacture thereof |
| JP2001026910A (en) * | 1999-07-15 | 2001-01-30 | Kondo Kozai Kk | Manufacture of space truss with concrete permanent form for civil engineering |
| KR20150141034A (en) * | 2014-06-09 | 2015-12-17 | 에센스인테리어 주식회사 | An automatic production machine of a steel truss assembly |
| CN205531022U (en) * | 2016-02-29 | 2016-08-31 | 深圳市卓越工业化智能建造开发有限公司 | Door and window entrance to a cave can be accomplished and truss reinforcing bar net that supports is exempted from |
| CN208718223U (en) * | 2018-08-28 | 2019-04-09 | 天津多财宝科技有限公司 | A kind of new reinforcing steel bar truss plate |
| CN110722365A (en) * | 2019-11-01 | 2020-01-24 | 建科机械（天津）股份有限公司 | Positioning net welding production line |
| CN214868172U (en) * | 2021-01-15 | 2021-11-26 | 山西宏厚装配式建筑科技发展有限公司 | Fixed welding device for joints at two ends of steel bar truss of prefabricated floor plate |
| CN114289845A (en) * | 2022-01-20 | 2022-04-08 | 成都固特机械有限责任公司 | Automatic welding production line for end ribs of steel bar truss |
-
2022
- 2022-05-06 CN CN202210487487.5A patent/CN114932301B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0978764A (en) * | 1995-09-18 | 1997-03-25 | Fujita Corp | Built-up reinforcement truss and manufacture thereof |
| JP2001026910A (en) * | 1999-07-15 | 2001-01-30 | Kondo Kozai Kk | Manufacture of space truss with concrete permanent form for civil engineering |
| KR20150141034A (en) * | 2014-06-09 | 2015-12-17 | 에센스인테리어 주식회사 | An automatic production machine of a steel truss assembly |
| CN205531022U (en) * | 2016-02-29 | 2016-08-31 | 深圳市卓越工业化智能建造开发有限公司 | Door and window entrance to a cave can be accomplished and truss reinforcing bar net that supports is exempted from |
| CN208718223U (en) * | 2018-08-28 | 2019-04-09 | 天津多财宝科技有限公司 | A kind of new reinforcing steel bar truss plate |
| CN110722365A (en) * | 2019-11-01 | 2020-01-24 | 建科机械（天津）股份有限公司 | Positioning net welding production line |
| CN214868172U (en) * | 2021-01-15 | 2021-11-26 | 山西宏厚装配式建筑科技发展有限公司 | Fixed welding device for joints at two ends of steel bar truss of prefabricated floor plate |
| CN114289845A (en) * | 2022-01-20 | 2022-04-08 | 成都固特机械有限责任公司 | Automatic welding production line for end ribs of steel bar truss |
Non-Patent Citations (1)
| Title |
|---|
| 钢筋桁架的全自动焊接生产过程;田野;元琳琳;李延云;;机械工程与自动化(第02期);第198-199页 * |
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| CN114932301A (en) | 2022-08-23 |
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