CN105862589B - A kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method - Google Patents

A kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method Download PDF

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Publication number
CN105862589B
CN105862589B CN201610106421.1A CN201610106421A CN105862589B CN 105862589 B CN105862589 B CN 105862589B CN 201610106421 A CN201610106421 A CN 201610106421A CN 105862589 B CN105862589 B CN 105862589B
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China
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unit
line
slab
plate
broken line
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CN201610106421.1A
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Chinese (zh)
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CN105862589A (en
Inventor
王建国
冯志敏
曹东威
关勇
陈朝军
郑毅
刘柯
王悦程
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江苏中铁山桥重工有限公司
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Publication of CN105862589A publication Critical patent/CN105862589A/en
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/14Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

The present invention relates to a kind of with anchor case fold-line-shaped binode bolt weldering chord member preparation method, this is with anchor case fold-line-shaped binode bolt weldering chord member makes according to unit piece, casing makes, group welds the order progress that beam joint plate, keyhole drilled, organized weldering anchor case;Band anchor case fold-line-shaped binode bolt weldering chord member is applied to Shanghai and leads to bridge, Shanghai leads to bridge and uses the chord member of fold-line-shaped binode in the position for installing suspension cable, this is to set the demand of camber, bolt weldering form single node chord member is used in the past by the wrong hole of connection and chord member deformation arch camber, Shanghai leads to bridge and uses binode form chord member, sets break it is more easy to reach the demand arched upward at node.

Description

A kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method
Technical field
The present invention relates to bridge field, more particularly to a kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method.
Background technology
The research of this bridge is that Shanghai leads to bridge, and among the manufacture of bridge, the Shanghai leads to bridge part-structure and uses suspension cable, So it is accomplished by some band anchor case truss of processing to fix suspension cable, anchor case is arranged on the chord member of truss, common band anchor case Bolt weldering chord member preparation method is used to be made to the bolt weldering chord member of level, and the logical bridge in Shanghai is adopted in the position for installing suspension cable It is the chord member of fold-line-shaped binode, this is, in order to set the demand of camber, bolt weldering form single node to be used in the past Chord member leads to bridge and uses binode form chord member by the wrong hole of connection and chord member deformation arch camber, Shanghai, and folding is set at node Point makes it be more easy to reach the demand arched upward, and the production method of common chord member can not meet band anchor case fold-line-shaped binode bolt weldering chord member Making requirement.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method, energy Enough band anchor case fold-line-shaped binode bolts used on bridge bridge producing Shanghai to lead to weld chord member.
In order to solve the above technical problems, the technical scheme is that:
A kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method, its innovative point is:The band anchor case fold-line-shaped is double Node bolt weldering chord member is made according to unit piece, casing makes, group weldering beam joint plate, keyhole are drilled, organize and is welded the order of anchor case and enter OK, it is comprised the following steps that:
S1. unit piece, which makes, includes the making of band broken line riser unit, the making of upper cover plate unit, the making of lower cover unit;
S1.1 band broken line riser units make:First by with the broken line unit needed for broken line riser, node Slab element, connection Slab element will be cut down from raw steel using Numerical control cutting, then by broken line unit, node Slab element and connecting plate Unit carries out leveling processing, is secondly rule on broken line unit, node Slab element, connection Slab element as region to be processed Scope control, then again to need weld slope carry out machine milling PROCESS FOR TREATMENT, then will with broken line riser unit according to from Left-to-right docks broken line unit a, node Slab element a, connection Slab element, node Slab element b, broken line unit b edges and groove And weld, then welding position is detected a flaw, it is to avoid welding is unqualified, then by the band broken line riser unit welded Leveling processing is carried out, machine miller sequence is carried out according to drawn line to top margin and groove again afterwards, finally along in band broken line riser Bearing of trend group rib welding plate a on unit, then carries out finishing to a group floor a for weldering and is achieved that the system with broken line riser unit Make;
S1.2 upper cover plates unit makes:Upper cover plate unit is cut from raw steel using the method for accurate cutting first Get off, leveling processing then is carried out to the upper cover plate unit cut down, secondly rule on upper cover plate unit as to be processed The scope control in region, to the groove and slope that need to weld according to drawn line progress machine milling processing, then by floor b along upper Bearing of trend on cover plate unit is welded, and the finally floor b progress finishings again to welding are achieved that upper cover plate unit Make;
The making of S1.3 lower cover Slab elements:Lower cover Slab element is cut from raw steel using the method for accurate cutting first Cut off, leveling processing then is carried out to the lower cover Slab element cut down, secondly the both sides and groove that need to weld are entered Row machine milling, then the bearing of trend again by floor c along lower cover Slab element welded, finally the floor c of welding is repaiied The whole making for being achieved that lower cover Slab element;
S2. the making of casing:The making of casing is assembled using fetalism inversion, and upper cover plate unit is placed on into fetalism first and put down On platform, the longitudinal rib keyhole and longitudinal axis of the floor b installed along upper cover plate unit bearing of trend above cover plate unit are base Quasi- line carries out the assembling of dividing plate, and the riser unit with broken line is arranged on to the both sides of upper cover plate unit, and the riser with broken line Form a trench structure in groove that the both sides that floor a on unit is embedded in dividing plate are opened, then by trench structure welding with Finishing, finally by lower cover unit cover is on the breach of cell body and welds, forms body structure;
S3. group welds beam joint plate:Beam joint plate includes cantilever diaphragm adapter plate, crossbeam edge of a wing adapter plate, first will Cantilever diaphragm adapter plate floor a along on broken line riser unit bearing of trend is assembled successively, by cantilever diaphragm adapter plate Centre position is welded on floor a, and its one end is welded on crossbeam edge of a wing adapter plate upper surface, and the other end is welded on upper cover plate unit Floor b on;
S4. keyhole is drilled:Drilling for keyhole uses double gantry numerical control drilling machine, using the precise linkage at double gantry while once Property complete the keyhole at chord member two ends and drill, two band broken line riser units can be avoided longitudinally, laterally to misplace, it is ensured that two band broken line risers The concentricity of unit keyhole, each unit head of double gantry numerical control drilling machines uses high speed drill and can be with accurate linkage, so that effectively Ensure variant Kong Qun relative positional accuracy and drilling efficiency, after rod member is using the numerical control drilling machine drilling of double gantry, it is no longer necessary to Large-scale cover type connects brill model, significantly simplifies the bore process of integrated node member;
S5. group welds anchor case:On the basis of the above, lower cover Slab element and riser unit keyhole, drawn in upper cover plate cell surface Go out longitudinal axis and node center line, anchor case system line is then marked on the inside of anchor slab and weldering anchor tie plate is organized, then bond pads again Anchor case part, controls position, anchor plate and anchor tube angle, the welding quality of anchor case melt-through weld of anchor case anchor point, the weldering of anchor case group After the completion of, line flame cuts upper cover plate unit and bridge floor butt joint edge and its butting grooves, it is ensured that the width of upper cover plate unit, flame of ruling Cut the web member joint and its butting grooves of node Slab element.
Further, the gusset plate cell width is larger, overall journey cut blanking again after first completing steel plate splicing and detecting a flaw To ensure node Slab element profile, filling position notes avoiding rod member principal weld position.
Further, precise scoring lines after blanking leveling, including oblique montant axis, put more energy into string center line of the bar, horizontal center line And butt end machining line.
Further, all kinds of adapter plates completion group weldering before casing drilling outside case, so that when thoroughly avoiding welding point plate It is extremely lateral opening to casing linearity and keyhole away from influence.
Further, when welding in the making of casing to casing, four main weld balanced weldings on platform Connect, prevent torsional deformation.
The advantage of the invention is that:Band anchor case fold-line-shaped binode bolt weldering chord member is applied to Shanghai and leads to bridge, and Shanghai leads to bridge The chord member of fold-line-shaped binode is used in the position for installing suspension cable, this is to set the demand of camber, adopted in the past It is that bolt weldering form single node chord member deforms arch camber by the wrong hole of connection and chord member, Shanghai leads to bridge and uses binode form Chord member, sets break it is more easy to reach the demand arched upward at node, reduces original pre- using the setting of linear pattern single node The difficulty of camber, the band anchor case fold-line-shaped binode bolt of the present invention welds chord member compared with the technology that existing bridge sets camber Preparation method complies fully with design requirement, using the manufacture method of the present invention, can more easily set the camber of bridge, can Shorten the duration.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is with the overall installation diagram of anchor case fold-line-shaped binode bolt weldering chord member.
Fig. 2 is with the overall main view view of anchor case broken line binode bolt weldering chord member.
The manufacture schematic flow diagram of Fig. 3 riser units.
Fig. 4 riser cellular construction figures.
The manufacture schematic flow diagram of Fig. 5 upper cover plate units.
The manufacture schematic flow diagram of Fig. 6 lower cover Slab elements.
Fig. 7 diaphragm structure figures.
The schematic diagram that Fig. 8 casings make.
Fig. 9 keyholes drill flow chart.
Figure 10 is the groove types such as anchor case bearing plate and anchor tie plate penetration angle welding and the tabular drawing of size(Unit:mm ).
Figure 11 is the tabular drawing of anchor case weld seam welding variables.
As shown in Figures 1 to 9:13rd, Slab element is connected;14th, floor a;2nd, upper cover plate unit;3rd, lower cover Slab element;41st, every Plate;5th, beam joint plate;6th, anchor case.
Embodiment
The following examples can make professional and technical personnel that the present invention is more fully understood, but therefore not send out this It is bright to be limited among described scope of embodiments.
A kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method as shown in Figure 1 to 11, the band anchor case broken line Chord member makes the weldering of shape binode bolt according to unit piece, casing 4 makes, organize weldering beam joint plate 5, keyhole drills, organizes weldering anchor case 6 Order is carried out, and it is comprised the following steps that:
S1. unit piece, which makes, includes the making of band broken line riser unit, upper cover plate unit 2 makes, lower cover Slab element 3 makes;
S1.1 band broken line riser units make:First by with the broken line unit needed for broken line riser, node Slab element, connection Slab element 13 will be cut down from raw steel using Numerical control cutting, then by broken line unit, node Slab element and connection Slab element 13 carries out leveling processing, is secondly rule on broken line unit, node Slab element, connection Slab element 13 as to be added The scope control in work area domain, then carries out the PROCESS FOR TREATMENT of machine milling to the slope for needing to weld again, then will be with broken line riser unit According to from left to right by broken line unit 11a, node Slab element 12a, connection Slab element 13, node Slab element 12b, broken line unit 11b edges and groove are docked and welded, then welding position is detected a flaw, it is to avoid welding is unqualified, will then weld The band broken line riser unit come carries out leveling processing, carries out machine miller sequence according to drawn line to top margin and groove again afterwards, most Afterwards along the bearing of trend group rib welding plate a14 on broken line riser unit, then repair just real to a group floor a14 for weldering The making with broken line riser unit is showed.
S1.2 upper cover plates unit 2 makes:Upper cover plate unit 2 is cut from raw steel using the method for accurate cutting first Cut off, leveling processing then is carried out to the upper cover plate unit 2 cut down, secondly rule to be used as on upper cover plate unit 2 and treat The scope control of machining area, to the groove and slope that need to weld according to drawn line progress machine milling processing, then by floor b21 Welded along the bearing of trend on upper cover plate unit 2, the finally floor b21 progress finishings again to welding are achieved that upper lid The making of Slab element 2.
The making of S1.3 lower covers Slab element 3:The method that lower cover Slab element 3 is used to accurate cutting from raw steel first Cut down, leveling processing then is carried out to the lower cover Slab element 3 cut down, secondly to the both sides for needing to weld and groove Carry out machine milling, then the bearing of trend again by floor c31 along lower cover Slab element 3 welded, finally to the floor c31 of welding Carry out the making that finishing is achieved that lower cover Slab element.
S2. the making of casing:The making of casing is assembled using fetalism inversion, and upper cover plate unit 2 is placed on into fetalism first On platform, the longitudinal rib keyhole and longitudinal axis of the floor b21 installed along upper cover plate unit 2 bearing of trend above cover plate unit 2 Line carries out the assembling of dividing plate 41 on the basis of line, and the riser unit 1 with broken line is arranged on to the both sides of upper cover plate unit 2, and band A trench structure is formed in the groove that the both sides that floor a14 on the riser unit 1 of broken line is embedded in dividing plate 41 are opened, then should Trench structure is welded with repairing, and finally lower cover Slab element 3 is covered on the breach of cell body and welded, and forms body structure.
S3. group welds beam joint plate 5:Beam joint plate 5 includes cantilever diaphragm adapter plate, crossbeam edge of a wing adapter plate, first Cantilever diaphragm adapter plate floor a14 along on broken line riser unit bearing of trend is assembled successively, by cantilever diaphragm joint The centre position of plate is welded on floor a14, and its one end is welded on crossbeam edge of a wing adapter plate upper surface, and the other end is welded on lid On the floor b21 of Slab element 2.
S4. keyhole is drilled:Drilling for keyhole uses double gantry numerical control drilling machine, using the precise linkage at double gantry while once Property complete the keyhole at chord member two ends and drill, two band broken line riser units can be avoided longitudinally, laterally to misplace, it is ensured that two band broken line risers The concentricity of unit keyhole, each unit head of double gantry numerical control drilling machines uses high speed drill and can be with accurate linkage, so that effectively Ensure variant Kong Qun relative positional accuracy and drilling efficiency, after rod member is using the numerical control drilling machine drilling of double gantry, it is no longer necessary to Large-scale cover type connects brill model, significantly simplifies the bore process of integrated node member.
S5. group welds anchor case 6:On the basis of the above, lower cover Slab element and the keyhole of riser unit 1, on the surface of upper cover plate unit 2 Longitudinal axis and node center line are marked, anchor case system line is then marked on the inside of anchor slab and weldering anchor tie plate is organized, weldering is then organized again Anchor case part is connect, position, anchor plate and anchor tube angle, the welding quality of anchor case melt-through weld of anchor case anchor point, anchor case group is controlled After the completion of weldering, line flame cuts upper cover plate unit and bridge floor butt joint edge and its butting grooves, it is ensured that the width of upper cover plate unit 2, draws Line flame cuts the web member joint and its butting grooves of node Slab element.
Gusset plate cell width is larger, after first completing steel plate splicing and detecting a flaw again overall journey cut blanking to ensure gusset plate list First profile, filling position notes avoiding rod member principal weld position.
Precise scoring lines after blanking leveling, including oblique montant axis, string center line of the bar of putting more energy into, horizontal center line and docking terminal Processing line.
Outside casing 4 all kinds of adapter plates can the completion group weldering before casing drilling so that when thoroughly avoiding welding point plate pair The linearity of casing 4 and keyhole it is extremely lateral opening away from influence.
When welding in the making of casing 4 to casing, four main welds are symmetrically welded on platform, prevent from turning round Song deformation.
Because anchor case portion position weld groove is deep, loading is larger, small heat input should be used during welding, and coordinate flame to repair It is whole, to reduce welding deformation, it is ensured that the position of anchor case and angle it is accurate.
It should be understood by those skilled in the art that, the present invention is not limited to the above embodiments, above-described embodiment and explanation Merely illustrating the principles of the invention described in book, without departing from the spirit and scope of the present invention, the present invention also have Various changes and modifications, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention By appended claims and its equivalent thereof.

Claims (9)

1. a kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method, it is characterised in that:The band anchor case fold-line-shaped binode Bolt weldering chord member is made according to unit piece, casing makes, group weldering beam joint plate, keyhole are drilled, organize the order progress of weldering anchor case, its Comprise the following steps that:
S1. unit piece, which makes, includes the making of band broken line riser unit, the making of upper cover plate unit, the making of lower cover unit;
S1.1 band broken line riser units make:First by with the broken line unit needed for broken line riser, node Slab element, connecting plate list Member will be cut down from raw steel using Numerical control cutting, then by broken line unit, node Slab element and connection Slab element Leveling processing is carried out, the model secondly rule on broken line unit, node Slab element, connection Slab element as region to be processed Contain system, then again to need weld slope carry out machine milling PROCESS FOR TREATMENT, then will with broken line riser unit according to from a left side to It is right that broken line unit a, node Slab element a, connection Slab element, node Slab element b, broken line unit b edges and groove are docked and welded Pick up and, then welding position is detected a flaw, it is to avoid welding is unqualified, then carry out the band broken line riser unit welded Leveling processing, carries out machine miller sequence, finally along in band broken line riser unit to top margin and groove according to drawn line again afterwards On bearing of trend group rib welding plate a, then to group weldering a floor a carry out finishing be achieved that the making with broken line riser unit;
S1.2 upper cover plates unit makes:Under upper cover plate unit is cut from raw steel using the method for accurate cutting first Come, leveling processing then is carried out to the upper cover plate unit cut down, secondly rule on upper cover plate unit as work area to be added The scope control in domain, to the groove and slope that need to weld according to drawn line progress machine milling processing, then by floor b along Shang Gai Bearing of trend on Slab element is welded, and finally carries out the system that finishing is achieved that upper cover plate unit to the floor b of welding again Make;
The making of S1.3 lower cover Slab elements:Under lower cover Slab element is cut from raw steel using the method for accurate cutting first Come, leveling processing then is carried out to the lower cover Slab element cut down, machine secondly is carried out to the both sides for needing to weld and groove Milling, then the bearing of trend again by floor c along lower cover Slab element welded, finally the floor c of welding is repaired just Realize the making of lower cover Slab element;
S2. the making of casing:The making of casing is assembled using fetalism inversion, and upper cover plate unit is placed on into fetalism platform first On, on the basis of the longitudinal rib keyhole and longitudinal axis of the floor b installed along upper cover plate unit bearing of trend above cover plate unit Line carries out the assembling of dividing plate, and the riser unit with broken line is arranged on to the both sides of upper cover plate unit, and the riser list with broken line A trench structure is formed in the groove that the both sides that floor a in member is embedded in dividing plate are opened, then by trench structure welding with repairing It is whole, finally by lower cover unit cover is on the breach of cell body and welds, form body structure;
S3. group welds beam joint plate:Beam joint plate includes cantilever diaphragm adapter plate, crossbeam edge of a wing adapter plate, first by crossbeam Web plate joint plate floor a along on broken line riser unit bearing of trend is assembled successively, by the centre of cantilever diaphragm adapter plate Position is welded on floor a, and its one end is welded on crossbeam edge of a wing adapter plate upper surface, and the other end is welded on the rib of upper cover plate unit On plate b;
S4. keyhole is drilled:Drilling using double gantry numerical control drilling machine for keyhole, it is simultaneously disposable complete using the precise linkage at double gantry Keyhole into chord member two ends is drilled, and two band broken line riser units can be avoided longitudinally, laterally to misplace, it is ensured that two band broken line riser units The concentricity of keyhole, each unit head of double gantry numerical control drilling machines uses high speed drill and can be with accurate linkage, so as to be effectively ensured Variant Kong Qun relative positional accuracy and drilling efficiency, after rod member is using the numerical control drilling machine drilling of double gantry, it is no longer necessary to large-scale Cover type connects brill model, significantly simplifies the bore process of integrated node member;
S5. group welds anchor case:On the basis of the above, lower cover Slab element and riser unit keyhole, marked in upper cover plate cell surface vertical To axis and node center line, anchor case system line is then marked on the inside of anchor slab and weldering anchor tie plate is organized, then bond pads anchor case again Part, controls position, anchor plate and anchor tube angle, the welding quality of anchor case melt-through weld of anchor case anchor point, and anchor case group is soldered into Afterwards, line flame cuts upper cover plate unit and bridge floor butt joint edge and its butting grooves, it is ensured that the width of upper cover plate unit, and line flame cuts section The web member joint and its butting grooves of point Slab element.
2. a kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method according to claim 1, it is characterised in that:Institute State gusset plate cell width larger, after first completing steel plate splicing and detecting a flaw again overall journey cut blanking to ensure outside node Slab element Shape, filling position notes avoiding rod member principal weld position.
3. a kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method according to claim 1, it is characterised in that:Under Expect precise scoring lines after leveling, including oblique montant axis, string center line of the bar of putting more energy into, horizontal center line and butt end machining line.
4. a kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method according to claim 1, it is characterised in that:Case Outer all kinds of adapter plates completion group weldering before casing drilling, so as to casing linearity and keyhole pole when thoroughly avoiding welding point plate It is lateral opening away from influence.
5. a kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method according to claim 1, it is characterised in that: When welding in the making of casing to casing, four main welds are symmetrically welded on platform, prevent torsional deformation.
CN201610106421.1A 2016-02-26 2016-02-26 A kind of band anchor case fold-line-shaped binode bolt weldering chord member preparation method CN105862589B (en)

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CN107253026B (en) * 2017-06-23 2019-03-19 江苏中铁山桥重工有限公司 A kind of multidirectional four anchor heads overall steel anchor beam production method
CN108797361B (en) * 2018-06-28 2020-03-27 中铁山桥集团有限公司 Material preparation method of steel truss bridge gusset plate
CN109024217A (en) * 2018-07-17 2018-12-18 中铁大桥勘测设计院集团有限公司 The connection structure and welding method of web member and chord member
CN111119051A (en) * 2019-12-24 2020-05-08 江苏中铁山桥重工有限公司 Novel penetrating type chord structure

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RU2178037C1 (en) * 2001-03-21 2002-01-10 Закрытое акционерное общество "Интертрансстрой" Span (alternatives)
KR100965750B1 (en) * 2009-05-29 2010-06-24 안경수 Joint unit structure of pipe truss for temporary assembly and method constructing the truss bridge with it
CN201924271U (en) * 2010-12-30 2011-08-10 上海市城市建设设计研究院 Fully-welded integral node
CN102704395A (en) * 2012-06-01 2012-10-03 中铁大桥勘测设计院集团有限公司 Internal inhaul cable and steel anchor box anchoring structure
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CN203603022U (en) * 2013-11-25 2014-05-21 中铁第四勘察设计院集团有限公司 Butt joint type joint of railway steel truss girder
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