CN208483393U - A kind of orthotropic plate unit U rib welding manufacture tooling and assembly line - Google Patents

A kind of orthotropic plate unit U rib welding manufacture tooling and assembly line Download PDF

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Publication number
CN208483393U
CN208483393U CN201820802096.7U CN201820802096U CN208483393U CN 208483393 U CN208483393 U CN 208483393U CN 201820802096 U CN201820802096 U CN 201820802096U CN 208483393 U CN208483393 U CN 208483393U
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China
Prior art keywords
welding
rib
steel plate
fixed
assembly
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CN201820802096.7U
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Chinese (zh)
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汪小根
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Hubei Tiangao Bridge Engineering Co., Ltd.
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Hubei Tian Du Bridge Technology Research Co Ltd
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Priority to CN201820802096.7U priority Critical patent/CN208483393U/en
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Publication of CN208483393U publication Critical patent/CN208483393U/en
Priority claimed from PCT/CN2019/088579 external-priority patent/WO2019228304A1/en
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Abstract

The utility model discloses a kind of orthotropic plate unit U rib welding manufacture tooling and assembly lines, comprising: the assembly line with mobile base;Successively there is weld preparation area, fixed area, assembly section, welding section and towing area along assembly line moving direction in mobile base, it is assembly section between fixed area and welding section, the described method comprises the following steps: steel plate enters weld preparation area, and derusting grinding device polishes to its welding region and derusts;Steel plate front end enters mobile base from fixed area one end, and steel plate proceeds to steel plate rear end along longitudinal direction and passes through fixed area;U rib is lifted on steel plate by steel plate completely into behind assembly section, and U rib and steel plate assemble;Steel plate and U rib move ahead along longitudinal direction together, interior arc welding gun head front end described in the steel plate to orthotropic plate unit carry out in weldering.The device and method increase substantially the production efficiency of U rib plate unit, realize full penetration, improve welding quality, effectively solve the fatigue damage of steel bridge deck.

Description

A kind of orthotropic plate unit U rib welding manufacture tooling and assembly line
Technical field
The utility model relates to welding field, it is specifically related to a kind of orthotropic plate unit U rib welding manufacture tooling, stream Waterline and welding method.
Background technique
U rib plate unit includes U rib and bottom plate (i.e. steel plate), and silent U rib elongated and narrow, length is usually more than 12m, and cuts Face size is generally less than 300mm × 300mm, it is difficult to U rib interior angle welding.U rib is welded on bottom plate in the prior art can be with The mode of single welding is taken, which mostly opens the CO that larger groove realizes 80% fusion penetration with exterior angle2Based on gas shield welding, when outer Weldering electric current is less than normal or pipette tips offset, electric arc can not reach 80% fusion penetration.And it is then easy breakdown molten bath, to cause when outside weld electric current is bigger than normal Welding defect, there are " prefabricated " crackle at root of weld, stress, which is concentrated, to be protruded, under the effect of wheel alternate load, fatigue crack It is extremely serious, cause floorings cracking to be difficult to repair.
Also there is the mode for taking welding by both sides that U rib is welded on bottom plate in the prior art, mainly uses welding equipment at present For example welding tractor enters to U rib interior angle welding inside U rib, although the welding manner has the defect of the welding manner of single welding It is improved, technical problem present in the welding manner for the single welding that reduces stress at root of weld, but can not still overcome completely: Without fusion penetration, weld metal is attached on bottom plate and U rib web both side surface inside fillet, cannot achieve the full penetration of U rib. Moreover, welding equipment needs are done slowly to be moved back and forth when welding equipment enters fillet welding in the inside progress of U rib, that is, welds and set It is standby to be returned from U rib one end into the U rib road other end Hou Zaiyan is run to, it, should be " empty to U rib inside corner weld during return Into welding " mode reduce the production efficiency of U rib plate unit.
In addition, either taking single-sided welding mode or two-sided welding mode, the welding of U rib needs to take manually to beat in advance Scribing line group pair is ground, further reduced the production efficiency and quality stability of U rib plate unit.
Utility model content
Aiming at the above defects or improvement requirements of the prior art, the utility model provides a kind of orthotropic plate unit U rib Welding manufacture tooling, assembly line and welding method can also successively be operated with decomposition process, significantly be mentioned, it can be achieved that welding equipment is integrated The production efficiency of high U rib plate unit realizes full penetration, significantly improves the anti-fatigue performance of welding panel.
" longitudinal direction " in the utility model refers to the length direction of orthotropic plate unit and the length side of steel plate and U rib To " transverse direction " refers to the width direction of orthotropic plate unit, and " vertical " or " vertical direction " refers to the steel plate of orthotropic plate unit Thickness direction." workpiece " individually occurred in the utility model refers to the U rib and steel plate of orthotropic plate unit, the utility model " orthotropic plate unit " can refer to steel plate and U rib overall structure, according to the specific location of appearance, can also singly refer to " steel plate " or Person's " U rib ", as long as the meaning is clear.
The utility model provides a kind of orthotropic plate unit U rib welding manufacture tooling, the orthotropic plate unit packet Steel plate and U rib are included, which includes at least: mobile base, interior weldering system, U rib hanging apparatus;
The mobile base is used to support orthotropic plate unit, and guidance orthotropic plate unit moves longitudinally, mobile Successively there is fixed area and welding section along moving direction on pedestal, be assembly section between fixed area and welding section, fixed area is used In fixed interior weldering system, welding section is used for welding gun welding, and assembly section is used for the assembly of steel plate and U rib;
The interior weldering system includes welding head, connecting pipeline, power supply, control cabinet, wire reel or welding wire barrel, the welding There is interior arc welding gun head, the connecting pipeline includes cable, signal control line, welding wire, and power supply is used to supply to interior weldering system on head Electricity, the welding head are arranged in welding section;The connecting pipeline passes through assembly section from welding section and extends to fixed area, cable, Signal control line, welding wire are connected with power supply, control cabinet, wire reel or welding wire barrel respectively in fixed area one end;
The U rib hanging apparatus is used to that U rib to be lifted into steel plate in assembly section.
Specifically, the interior weldering system further includes fixed device, fixed device includes fixed frame, linking arm, the fixation Frame is arranged in fixed area, and the length direction of the linking arm is identical as the moving direction, described linking arm one end and fixed frame Connection, other end connecting welding head.
Specifically, the connecting pipeline is laid with along linking arm.
Specifically, linking arm includes positioning guide plate and connecting rod, the peripheral shape of positioning guide plate is trapezoidal.
Optionally, the interior weldering system further includes fixed device, and the fixed device includes fixed frame, connecting line, is fixed Frame is arranged in fixed area, and fixed frame is relatively fixed with ground, and the length direction of connecting line is identical as the moving direction, connecting line One end is connect with fixed frame, other end connecting welding head.
Specifically, the interior weldering system further includes pipeline, the cable and connecting line of interior weldering system are arranged in pipeline.
Specifically, further including gantry, gantry is arranged in welding section, across above mobile base.
Specifically, further including the first positioning and locking device, the first positioning and locking device includes U rib lateral pressing structure of shoe, U rib opening Position-limit mechanism, hold-down mechanism and jacking mechanism;U rib lateral pressing structure of shoe and hold-down mechanism are mounted on gantry, U rib opening position-limit mechanism On welding head, U rib lateral pressing structure of shoe is used to carry out extruding positioning, U rib opening position-limit mechanism to U rib in two web outside of U rib For carrying out expansion limit to U rib on the inside of two web of U rib, hold-down mechanism for pressing downwards at the top of U rib, use by jacking mechanism Power is pushed up in applying upwards to steel plate in steel plate bottom.
Specifically, further including outside weld system, the outer welding head of the outside weld system is arranged on gantry.
Specifically, be provided with towing area after welding section, towing area has mobile base and a tractor, tractor across It can be moved forward and backward along mobile base in mobile base;It further include auxiliary vehicle, auxiliary vehicle setting assists vehicle can be in assembly section It walks before and after assembly section.
Specifically, being additionally provided with steel plate transverse positioner in assembly section, steel plate transverse positioner includes front retainer with after Locator, in assembly section front end, the front end is one end of close welding section, and is arranged in mobile base two for front retainer setting Side, in assembly section rear end, the rear end is one end of close fixed area, and is arranged in mobile base two sides for rear locator setting, Steel plate longitudinal spacing device and U rib limiting device are additionally provided in front retainer front end.
Specifically, the fixed frame has crossbeam, there is slide plate on crossbeam, the slide plate can along crossbeam transverse shifting, Described linking arm one end is connect with slide plate, other end connecting welding head.
Specifically, the interior weldering system further includes the fixed device of welding head, the fixed device setting of the welding head exists Welding section, the fixed device of welding head are arranged on gantry, and one end is fixed with gantry, other end connecting welding head, and with Welding head is to be detachably connected, and for adjusting the vertical range of welding head and mobile base, and is fixedly welded head.
Specifically, the interior weldering system further includes welding head support device, the welding head support device setting exists Welding section, welding head support device are arranged in mobile base in the following, the welding head support device can be in vertical direction Upper flexible, when interior weldering is near completion, when welding head exposes from steel plate rear end, welding head support device extends, and top is super Mobile base height out, contact weld head bottom, thus supporting welding head.
The application also provides a kind of orthotropic plate unit making assembly line, including orthotropic plate unit as described above U rib welding manufacture tooling, further includes weld preparation unit, and the weld preparation unit includes derusting grinding device and cutting dress It sets.
The application also provides a kind of welding method of orthotropic plate unit U rib, and the orthotropic plate unit includes steel Plate and U rib, comprising: mobile base;Successively there is fixed area and welding section along moving direction in mobile base, in fixed area and weldering It connects between area as assembly section, the described method comprises the following steps:
Steel plate enters mobile base, makes steel plate completely into assembly section, steel plate front end is behind welding section one end, steel plate End is close to fixed area one end;
U rib is lifted on steel plate, U rib is opening down, completes U rib and steel plate assembles;
Steel plate and U rib move ahead along longitudinal direction together, interior arc welding gun head front end described in the steel plate to orthotropic plate unit into Weldering in row.
Specifically, the welding method light plate enter mobile base the following steps are included:
Steel plate front end enters mobile base from fixed area one end;
Steel plate proceeds to steel plate rear end along longitudinal direction and passes through fixed area.
The application also provides a kind of according to above-mentioned orthotropic plate unit U rib welding manufacture tooling progress orthotropic plate The method of unit U rib welding manufacture, the described method comprises the following steps:
Steel plate enters mobile base, makes steel plate completely into assembly section, steel plate front end is behind welding section one end, steel plate End is close to fixed area one end;Steel plate is between mobile base and connecting pipeline at this time;
U rib is lifted on steel plate, Open Side Down for U rib, clasps connecting pipeline;
Steel plate and U rib move ahead along longitudinal direction together, to the U of orthotropic plate unit interior arc welding gun head front end described in the steel plate Rib welds in carrying out.
The utility model also provides a kind of orthogonal different according to above-mentioned orthotropic plate unit U rib welding manufacture tooling progress The method of property plate unit U rib welding manufacture, the described method comprises the following steps:
Steel plate enters mobile base, makes steel plate completely into assembly section, steel plate front end is behind welding section one end, steel plate End is close to fixed area one end;Steel plate is between mobile base and linking arm at this time;
U rib is lifted on steel plate, Open Side Down for U rib, clasps linking arm;
Steel plate and U rib move ahead along longitudinal direction together, to the U of orthotropic plate unit interior arc welding gun head front end described in the steel plate Rib welds in carrying out.
The utility model also provides a kind of orthogonal according to above-mentioned orthotropic plate unit U rib welding manufacture tooling progress The method of anisotropic plate unit U rib welding manufacture, the described method comprises the following steps:
Steel plate front end enters mobile base from fixed area;
Steel plate proceeds to steel plate rear end along longitudinal direction and passes through fixed area;
Steel plate is completely into assembly section, and steel plate front end is close to welding section one end, and steel plate rear end is close to fixed area one end; Steel plate is between mobile base and linking arm at this time;
U rib is lifted on steel plate, Open Side Down for U rib, clasps linking arm;
Steel plate and U rib move ahead along longitudinal direction together, carry out tack-weld, steel plate at interval of a distance to U rib in welding section Enter towing area with U rib, completes the positioning of U rib and steel plate.
Further, the method also includes following steps:
The orthotropic plate unit having good positioning inversely is translated into assembly section from towing area, the front end described in the steel plate is arrived Up to welding section, the interior arc welding gun head is placed in the abdominal cavity of U rib front end;
Interior arc welding gun head front end described in the steel plate to the U rib of orthotropic plate unit carry out in weldering.
The application also provides a kind of welding method of orthotropic plate unit U rib, and the orthotropic plate unit includes steel Plate and U rib, comprising: the assembly line with mobile base;Successively there is weld preparation along assembly line moving direction in mobile base Area, fixed area, assembly section, welding section and towing area are assembly section between fixed area and welding section, and the method includes following Step:
Steel plate enters weld preparation area, and steel plate length direction is consistent with assembly line direction, and steel plate is moved ahead or moved back and forth, and removes Rust grinding device polishes to it scale removal;
Steel plate front end enters mobile base from fixed area one end, and steel plate proceeds to steel plate rear end along longitudinal direction and passes through fixed area;
U rib is lifted on steel plate by steel plate completely into behind assembly section, completes U rib and steel plate assembles;
Steel plate and U rib move ahead along longitudinal direction together, interior arc welding gun head front end described in the steel plate to orthotropic plate unit into Weldering in row, until rear end passes through welding section.
Specifically, the method also includes: while weldering inside or individually, the welding on the outside of U angle of rib seam.
Specifically, the interior weldering uses submerged-arc welding.
Compared with prior art, the utility model at least has the advantages that
(1) steel plate is first transported to welding section positioning, then assembles U rib, welding gun is fixed, and plate unit does not need back and forth Mobile, welding can be completed in movement to workpiece in one direction.Welding efficiency is improved, and welding quality is good.
(2) by the way that the torch does not move, the mobile mode of workpiece can complete pipelining.Tooling of assembly line in place, Reduce heavy workpiece having bad luck in workshop to work with resetting, improves efficiency and welding quality.
(3) device, positioning and locking device and traction positioning device are determined by specific interior solid welding and guarantee that steel plate smoothly moves, It realizes that welding equipment is completed at the same time, increases substantially product quality and labor efficiency.
(4) only workpiece motion s, complicated welder are fixed, and not only power consumption is few, but also greatly reduces welding equipment Failure rate, makes to produce reliable and stable, and welding quality is good.
Detailed description of the invention
Fig. 1 is the welding structure schematic diagram of orthotropic plate unit;
Fig. 2 is the schematic cross-section of orthotropic plate unit;
Fig. 3 is a kind of schematic diagram of embodiment of the orthotropic plate unit U rib welding manufacture tooling of the utility model;
Fig. 4 is the structural schematic diagram of the first embodiment of the fixation device of the utility model;
Fig. 5 is the structural schematic diagram of the second embodiment of the fixation device of the utility model;
Fig. 6 is the schematic diagram at the utility model gantry;
Fig. 7 is the first positioning and locking device schematic diagram of the utility model;
Fig. 8 is the first positioning and locking device schematic cross-section of the utility model;
Fig. 9 is the schematic diagram of the orthotropic plate unit U rib welding manufacture tooling of the utility model;
Figure 10 is a kind of schematic diagram of embodiment of welding streamline of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.
As shown in Figure 1, it is the welding structure schematic diagram of orthotropic plate unit.The orthotropic plate unit includes steel plate 1 and U rib 2.In actual use, upward, U rib 2 is below for steel plate 1.Fig. 2 is the section of one U rib of orthotropic plate unit assembly Schematic diagram.Steel plate 1 is structural steel, and thickness B1 >=12mm, performance and machining accuracy should meet the phases such as country and Department of Transportation Close professional standard.U rib 2 is structural steel, and thickness answers B2 >=6mm, height H >=250mm, upper mouth width Wa >=250mm or so, is gone to the bottom Wide Wb >=150mm, rolling or cold roll forming, performance and machining accuracy should meet the relevant industries marks such as country and Department of Transportation Standard, U subcostal angle two sides can bevel or use nature grooves.Position arrangement U rib, U rib and steel on the steel plate by design requirement It is as closely connected as possible between plate.After U rib positions on the steel plate, diagonal slit welding, welding is by design requirement and related weld inspection rule Journey checks weldquality.
The utility model provides the welding manufacture tooling and method of the orthotropic plate unit.
Fig. 3 is a kind of schematic diagram of embodiment of the orthotropic plate unit U rib welding manufacture tooling of the utility model.It should Tooling includes at least: mobile base 101, interior weldering system, U rib hanging apparatus (not shown).Wherein, mobile base 101 is used In support orthotropic plate unit 100, guidance orthotropic plate unit 100 moves longitudinally.Mobile base can be by roller-way (such as As shown in the figure) or slideway forms.The steel plate 1 of orthotropic plate unit 100 is placed on roller-way or slideway, can be along roller-way or slideway It is mobile.Roller-way or slideway itself can be without drivings, and the steel plate 1 and U rib 2 of orthotropic plate unit 100 are by other driving devices It drives, such as power buggy.Sliding rail or roller-way can also carry driving device, such as driving motor etc., mention to roller-way or slideway For certain speed, drive orthotropic plate unit 100 mobile.The specific driving method and form of mobile base 101 be not tight Lattice limit, it is only necessary to drive workpiece mobile.Successively there is in mobile base 101 along moving direction fixed area 1011 and weldering Area 1012 is met, is assembly section 1013 between fixed area 1011 and welding section 1012, fixed area 1011 is used for weldering system in fixed, Welding section 1012 is used for welding gun welding, and assembly section 1013 is used for the assembly of steel plate 1 and U rib 2.According to the length of steel plate and U rib and Assembly needs, and the length of assembly section is not less than U rib length.U rib hanging apparatus is used to U rib being lifted into steel plate, is assembled. U rib hanging apparatus can be the hanging apparatus of gantry crane etc.The interior weldering system of the utility model includes at least welding head 1021, connecting pipeline 1022, power supply 1023.There is interior arc welding gun head on welding head.Power supply 1023 passes through in connecting pipeline 1022 Cable give welding head 1021 power.The setting of welding head 1021 is in welding section, and position is relatively in welding for welding head Face is motionless.Connecting pipeline 1022 passes through assembly section 1013 and extends to fixed area 1011, connects in the equipment such as fixed area one end and power supply It connects.
The method of the welding manufacture of the progress orthotropic plate unit U rib of the utility model, comprising the following steps:
Steel plate enters mobile base, makes steel plate front end close to welding section one end, steel plate rear end is close to fixed area one end; Steel plate is in below internal welding machine head and connecting pipeline;
U rib is lifted on steel plate by U rib hanging apparatus along connecting pipeline, and U rib and steel plate assemble;
Steel plate and U rib move ahead along longitudinal direction together, interior arc welding gun head front end described in the steel plate to orthotropic plate unit into Weldering in row.
Utilize the welding manufacture method of the utility model orthotropic plate unit U rib, in carrying out when weldering, orthotropic plate Unit workpiece or internal welding machine head do not need to move back and forth, and after completing assembly, movement be can be completed in one direction for steel plate and U rib Interior weldering, convenience and high-efficiency, welding quality are good.
Fixed form for interior weldering system be it is a variety of, can pass through fixed device it is fixed in weldering system.The following are fixations The specific embodiment of device.
Such as Fig. 4, the first embodiment of fixed device are as follows: fixed device 200 includes fixed frame 2001, linking arm 2002, Fixed frame 2001 is arranged in fixed area, and fixed frame 2001 and ground are relatively fixed, and the length direction of linking arm 2002 and welding move Dynamic direction (arrow direction in Figure 10) is identical, and 2002 one end of linking arm is connect with fixed frame 2001, other end connecting welding head 1021.Specifically, fixed frame has crossbeam 2011,2002 one end of linking arm is connect with crossbeam 2011, other end connecting welding machine First 1021.The length direction of linking arm is identical as U rib welding moving direction, enters assembly section, crossbeam and shifting in order to facilitate steel plate There is gap, which is greater than steel plate thickness between dynamic pedestal.It is complete in assembly section in order to enable U rib to rest entirely on steel plate At assembly, the length of linking arm is greater than U rib length.In the embodiment, in order to reach preferable fixed effect, make internal welding machine head position It sets and remains unchanged, the linking arm preferably uses structure with a higher rigidity.For example, by using truss structure shown in Fig. 4.Truss structure It is made of fashioned iron or steel pole.
Fig. 5 is another preferred structure of linking arm.Linking arm 2002 includes positioning guide plate 2012 and connecting rod 2022.Even Extension bar 2022 is rigid structure.The peripheral shape of positioning guide plate 2012 is identical as U rib intracavity section shape, trapezoidal.Each company Arm 2002 is connect with four connecting rods 2022, is distributed on four angles of positioning guide plate 2012.Positioning guide plate 2012 has multiple, root It needs to be distributed in connecting rod according to 2022 length of connecting rod and positioning.The linking arm of the structure is rigidly good, and bonding machine can be improved Head fixed effect.Positioning guide plate shape is identical as U rib cross sectional shape, and it is laterally substantially fixed to carry out in assembly, welding to U rib Position positions quick and convenient.
It is powered since needs are lasting for welding head, for welding wire, controls welding head welding etc., so will be solid Determine to access connecting pipeline between area and welding section, connecting pipeline includes cable, signal control line, welding wire, subsidiary conduit etc., power supply For giving interior weldering system power supply, connecting pipeline passes through assembly section from welding section and extends to fixed area.One end connecting welding head, separately One end connects power supply, control cabinet, wire reel or welding wire barrel etc., and power supply, control cabinet, wire reel or welding wire barrel etc. are arranged in fixed area One end.Cable, signal control line, welding wire are connected with power supply, control cabinet, wire reel or welding wire barrel respectively in fixed area one end.
In assembly, welding U rib and steel plate, these connecting pipelines are emitted in the small space between U rib and steel plate, no Winding can arbitrarily be discharged.And the linking arm of rigid structure is utilized, so that its length is adapted to the length of U rib, and the linking arm is installed It is laid between fixed area and welding section, then by various pipelines along linking arm, that is, can guarantee that each pipeline is motionless always, it can With it is stable provide various welding for internal welding machine when required electric energy, solder flux and welding wire raw material etc., it is ensured that internal welding machine it is normal Welding, and its stability and the available effective guarantee of welding effect.
The linking arm can also be set as retractable structure, adaptability adjusting can be carried out according to the length of U rib, to meet more More demands.According to the number of U rib, linking arm can be to be multiple, and generally 4-6, the welding of each linking arm one end connection Head has arc welding gun head in one pair.Welding is carried out to angle seam in the two sides of multiple U ribs simultaneously.
Each connecting pipeline of welding head passes through fixation device setting, and internal welding machine is carried out inside U rib Welding.By the way that fixed device is arranged, the pipelines such as various cables, pipeline, welding wire needed for internal welding machine can be arranged at In linking arm, part pipeline can also be set in linking arm, part pipeline is set to outside linking arm, or setting wire casing, is passed through Pipeline is arranged in linking arm and wire casing.
Such as Fig. 6-8, the fabricating tools of the utility model further include gantry 300, the setting of gantry 300 welding section (in Fig. 6 not Show welding head), across above mobile base.First positioning and locking device 3001 includes the U rib side for being clipped in 2 two sides of U rib The U rib opening position-limit mechanism 3041 on welding head 1021,3011 He of hold-down mechanism at 2 top of U rib is arranged in press mechanism 3021 The jacking mechanism 3031 of 1 bottom of steel plate.In the welding section U rib opening position restrainer intracavitary by U rib lateral pressing structure of shoe 3021 and 2 type of U rib Structure 3041 inside and outside squeezes U rib web jointly and is accurately positioned, and U rib lateral pressing structure of shoe 3021 may be mounted on gantry 300.U rib opening Position-limit mechanism 3041 can be set in the fixed plate 1121 of welding head 1021.There is support pulley in fixed plate 1121 1221 and side pulley 1321.Support pulley 1221 and side pulley 1321 are used to support welding head, guarantee welding torch position.Separately Outside, it is pressed downwards at 2 top of U rib by hold-down mechanism 3011, steel plate 1 is applied upwards by lower part of steel plate jacking mechanism 3031 and is pushed up Power completes the tack-weld of every U rib 2 and 1 front end two sides of steel plate at this point, doing tack-weld to U rib 2 and steel plate 1.Compacting machine Structure 3011 also can be set on gantry.3011 lower end of hold-down mechanism is idler wheel.It when compression, is contacted at the top of idler wheel and U rib 2, side Just U rib is mobile.U rib lateral pressing structure of shoe 3021 and hold-down mechanism 3011 can be by cylinder or hydraulic-drivens, can also be by servo motor Driving.The side that U rib lateral pressing structure of shoe 3021 is contacted with U rib web is wedge shaped, can be in close contact with U rib web.Jacking mechanism 3031 can be roll shaft, can rotate.When holding out against, roll shaft is contacted with steel plate 1, and convenient steel plate is mobile.
In addition, the welding manufacture tooling of the application can also include outside weld system.The outer welding head setting of outside weld system exists On gantry 300.There is outer arc welding gun head on outer welding head.While weldering inside, outside weld can be carried out simultaneously.Or as needed, The individually welding on the outside of U angle of rib seam.Inner side and outer side welding is stitched in the U angle of rib simultaneously, welding quality is high, and a procedure is completed two-sided Weldering, high production efficiency, welding energy consumption is few, and workpiece thermal deformation is small.
Such as Fig. 9, the welding manufacture tooling of the application is provided with towing area 1014 after welding section, and towing area has movement Pedestal 101.Towing area 1014 further includes tractor 4001, tractor 4001 across in mobile base 101 along mobile base 101 It is moved forward and backward.In welding, 4001 clamping workpiece of tractor pulls workpiece and moves ahead.
The welding manufacture tooling of the application further includes auxiliary vehicle 4002, and auxiliary vehicle 4002 is arranged in assembly section 1013.Auxiliary Vehicle is self-powered to walk before and after U rib assembly section 1013, be responsible for by steel plate push in place, by U rib push in place, clamping steel plate and U rib moves forward together.Auxiliary 4002 straight line of vehicle walking prevents steel plate from swinging.When every U rib scale error is small, consistent, lead Draw vehicle 4001 can be pulled with continued smooth orthotropic plate unit workpiece front end move ahead, assist vehicle 4002 in orthotropic plate unit Workpiece tail portion clamps steel plate and U rib, and workpiece front end is pulled by tractor, and rear end is helped by auxiliary vehicle, and two vehicle of front and back is same Hoofing part on a parallel orbit, therefore ensure that the linear motion of workpiece will not torsional oscillation.Preferably, 4001 He of tractor Auxiliary vehicle 4002 is walked in preset sliding rail.When workpiece is welded by welding section, tractor 4001 and auxiliary vehicle 4002 with Certain speed moves ahead, and guarantees that workpiece is welded according to the speed of setting, welding quality stable is reliable.
Specifically, being additionally provided with steel plate transverse positioner in assembly section 1013, a left side for steel plate workpiece is determined by the locator Right position and to adjust steel plate length direction center line parallel with mobile base axis.Steel plate transverse positioner includes front retainer 5011 and rear locator 5021.Front retainer 5011 and the laterally setting side by side of rear locator 5021.The setting of front retainer 5011 exists 1013 front end of assembly section that is, close to welding section side, and is arranged in 101 two sides of mobile base, and the rear setting of locator 5021 is filling With 1013 rear end of area, i.e., close to fixed area side, and it is arranged in 101 two sides of mobile base.It is also set in 5011 front end of front retainer It is equipped with steel plate longitudinal spacing device and U rib limiting device.Steel plate longitudinal spacing device and U rib limiting device are respectively used to steel plate when assembly With the longitudinal register of U rib.When work, auxiliary vehicle 4002 pushes steel plate until front end is contradicted to steel plate longitudinal spacing device.Assist vehicle 4002 push U ribs are until front end is contradicted to U rib limiting device.Front retainer 5011 and rear locator 5021 clamp steel plate 1 respectively Front-end and back-end, to it is middle compress realize steel plate centering.Front retainer 5011 and rear locator 5021 can be hydraulically operated.
The operating procedure of the utility model progress orthotropic plate element solder manufacture are as follows:
Steel plate enters assembly section, makes steel plate front end close to welding section one end, steel plate rear end is close to fixed area one end;Steel Plate is in below linking arm;
U rib is lifted on steel plate along linking arm, the opening down button of U rib on the connecting arm, completes U rib and steel plate assembles;
Steel plate and U rib move ahead along longitudinal direction together, to orthotropic the interior arc welding gun head of the welding section front end described in the steel plate Plate unit welds in carrying out.
Specifically, the utility model also provides a kind of welding manufacture assembly line of orthotropic plate unit.
Such as Figure 10, which includes the welding manufacture tooling of above-mentioned orthotropic plate unit, is also had at assembly line beginning There is weld preparation area 1010, there is mobile base 101 in weld preparation area 1010.Weld preparation area 1010 also has weld preparation Unit, weld preparation unit include derusting grinding device and cutter device.Derusting grinding device can be wire roller or abrasive band Machine, grinding wheel etc..Derusting grinding device is mounted on steel plate area in preparation top, for carrying out weld metal zone to mobile steel plate to be welded 1 Domain cleaning derusting is to meet welding condition.There is cutter device at left and right sides of steel plate area in preparation, slope is opened to steel plate to be welded blanking Mouthful.The preparatory process such as steel plate cutting cutting, polishing derusting can be completed in steel plate area in preparation.It is identical as in assembly section 1013, Weld preparation area 1010 is also equipped with steel plate transverse positioner.Steel plate can be driven in weld preparation area by trolley, can also be by Mobile base carries driving device driving.
Preferably, which further includes the fixed device of a welding head.The fixed device setting of welding head is being welded Area is met, is mainly used for adjusting welding head 1021 and the vertical range of mobile base 101 and the lateral position of welding head, and It is fixedly welded head.Before weldering starts inside, welding head 1021 can be fixed and make welding head 1021 and mobile base There is certain interval, so that convenient steel plate 1 is inserted between 101.After steel plate 1 enters assembly section 1012, welding head is fixed Device is disconnected with welding head 1021, and the positioning of welding head 1021 is placed on steel plate 1.The fixed device setting of welding head On gantry 300, one end is fixed with gantry, other end connecting welding head, and is to be detachably connected with welding head.Pass through The fixed device of welding head is fixedly welded head in advance, can be convenient welding head positioning, and can prevent linking arm from deforming, And it can be convenient steel plate entrance.Lateral position of the welding head on gantry is adjustable.When needing to adapt to different U ribs spacing When, it can be with lateral adjustments welding head fixation device, so that butt welding machine head is realized the adjusting of different location lateral position and consolidated It is fixed, it, can also be by the fine tuning of welding head come real when welding head lateral position because when U rib error itself needs to finely tune It is existing.
Specifically, the interior weldering system further includes welding head support device, the welding head support device setting exists Welding section, welding head support device are arranged in mobile base in the following, the welding head support device can be in vertical direction Upper flexible, when interior weldering is near completion, when welding head exposes from steel plate rear end, welding head support device extends, and top is super Mobile base height out, contact weld head bottom, thus supporting welding head.Welding head support device can be hydraulic Cylinder can move up and down, can be when welding is near completion by the welding head support device, and welding head part is stretched out After steel plate rear end, guarantee the stationarity of welding head, to prevent welding gun sideslip, guarantees welding quality.
Preferably, linking arm can be had with the connection of fixed frame using being flexibly connected between linking arm and fixed frame Freedom degree.Linking arm can be rotated around the crossbeam of fixed frame.To facilitate the lifting of the fixed device butt welding machine head of welding head And adjusting.For the ease of lateral adjustments, the U rib welding of different spacing is adapted to, there is slide plate on crossbeam, the slide plate can be along cross Beam transverse shifting, described linking arm one end are connect with slide plate, other end connecting welding head.By between the adjustable transverse direction of slide plate Away from adjusting linking arm horizontal spacing adapts to the U rib welding of different spacing.The slide plate can be with the fixed device of welding head simultaneously The lateral position of weldering system in adjusting.
Alternatively, the second embodiment of fixed device is not use rigid attachment arm, and linking arm is replaced with flexibility Attachment device, such as connecting line.Specifically, the fixation device includes fixed frame, connecting line, fixed mount setting in fixed area, Gu Determine that frame is relatively fixed with ground, the length direction of connecting line is identical as welding moving direction, and connecting line one end is connect with fixed frame, Other end connecting welding head.Specifically, fixed frame has crossbeam, connecting line one end is connect with crossbeam, other end connecting welding Head.Enter assembly section in order to facilitate steel plate, there is gap between crossbeam and mobile base, which is greater than steel plate thickness.For U rib is set to rest entirely on steel plate, the length of connecting line is greater than U rib length.In the embodiment, the effect of connecting line is main It has been longitudinal spacing effect, the connecting line is non-extensible in length direction, therefore can limit welding head and fixed frame most Over long distances, butt welding machine head plays longitudinal register, prevents the welding head in welding mobile with orthotropic plate unit.
And for the arrangement of each pipeline, each connecting pipeline of flexible connecting device and welding head can be passed through into pipeline Setting, the pipelines such as various cables, pipeline, welding wire needed for internal welding machine are arranged in flexible pipe, are interior by the flexible pipe Welding machine is powered for silk, guarantees the welding condition of internal welding machine, internal welding machine is enabled to carry out welding inside U rib.Pipeline Effect mainly concentrates in together each connecting pipeline, allows to proper alignment, does not wind, convenient steel plate enters mobile base It is assembled with U rib.
In this embodiment, which also includes the fixed device of welding head in embodiment as above.
In fact, the rigid attachment arm in the first embodiment of fixed device may be flexible link or flexible pipe, As long as the flexible link or flexible pipe deform smaller in the longitudinal direction, the lengthwise position of welding head can be limited.
The assembly line of the application carries out the welding manufacture method of orthotropic plate unit 100 are as follows:
Steel plate 1 enters the weld preparation area 1010 at assembly line beginning, and steel plate length direction is consistent with assembly line direction, steel plate It moves ahead or moves back and forth, complete weld preparation work;
1 front end of steel plate passes through fixed area 1011 and enters assembly section 1013;
Steel plate 1 proceeds to steel plate rear end along assembly line direction and passes through fixed area 1011;
After steel plate 1 is completely into assembly section 1013, U rib 2 is lifted on steel plate 1, U rib 2 and steel plate 1 assemble;
Steel plate 1 and U rib 2 continue to move ahead together, and interior arc welding gun head carries out steel plate 1 and U rib 2 the front end described in the steel plate 1 Interior weldering.
Specifically, being illustrated with reference to the accompanying drawing to the welding manufacture method of the orthotropic plate unit 100 of the application.
Steel bridge deck workpiece, that is, steel plate 1 is brought up to the weld preparation area 1010 at assembly line beginning, steel plate length direction and stream Waterline direction is consistent, and the steel plate transverse positioner control steel plate width direction in weld preparation area does not wander off, and length direction is by moving Pedestal 101 or driving trolley driving steel plate workpiece move ahead or move back and forth along assembly line direction, when steel plate moves ahead or moves back and forth Derusting grinding device polishes to it scale removal, and until meeting welding and the requirement of other techniques, then steel plate 1 is transported to U along assembly line Rib assembly section 1013.
Specifically, steel plate 1 moves ahead, steel plate 1 is inserted into below crossbeam 2011, and front end passes through fixed area 1011 and enters assembly section 1013, continuation proceeds to steel plate rear end along assembly line direction and passes through fixed area 1011.Steel plate 1 completely into U rib assembly section 1013, Accessory cart 4002 pushes steel plate 1 and stops when 1 front end of steel plate is contradicted to steel plate longitudinal spacing device.Steel plate 1, which is located at, at this time connects Adapter tube line in the following, be also at linking arm 2002 or pipeline in the following, i.e. in 2002/ pipeline of linking arm and mobile base 101 it Between.Front retainer 5011 and rear locator 5021 clamp 1 two sides of steel plate in the front-end and back-end of steel plate 1 respectively, real to middle compression The lateral centering of existing steel plate.
After steel plate position positioning all around, U rib is hung on steel plate with hanging apparatus.Specifically, can be from the top down Several U ribs are disposably lifted by root or using tooling while being placed, under the opening down alignment linking arm 2002 of every U rib or pipeline It drops down on steel plate 1, clasps connecting pipeline.
Every U rib elapse forward by auxiliary vehicle 4002 in 2 rear end of U rib makes the conflict of U rib front end to U rib limiting device and end Only, at this moment 2 mutual alignment of steel plate 1 and U rib has primarily determined, completes the assembly of steel plate and U rib.Specifically, when using linking arm, Positioning guide plate peripheral shape is identical as U rib intracavity section shape, can carry out lateral coarse positioning to U rib in assembly, positioning is fast Speed is convenient.No longer need to artificial crossed positioning.
Vehicle 4002 is assisted to clamp steel plate and U rib workpiece in workpiece tail portion, steel plate longitudinal spacing device and the limit of U rib fill at this time Disengagement is set, auxiliary vehicle 4002 pushes workpiece to move forward, and steel plate moves ahead together with U rib until front end enters welding section 1012.
It is inside and outside squeezed jointly in welding section 1012 by the intracavitary U rib opening position-limit mechanism of U rib lateral pressing structure of shoe 3021 and 2 type of U rib U rib web is pressed to be accurately positioned.In addition, being pressed downwards at 2 top of U rib by hold-down mechanism 3011, by lower part of steel plate jacking mechanism 3031 apply top power to steel plate 1 upwards, at this point, doing tack-weld to U rib 2 and steel plate 1, complete steel plate and every 2 front end two of U rib The spot welding of side.The point postwelding for completing every U rib front end two sides, secures the workpiece against on tractor 4001.
Workpiece front end is pulled by tractor 4001, and rear end is helped by auxiliary vehicle 4002, tractor 4001 and auxiliary vehicle 4002 The hoofing part on the same parallel orbit ensure that the linear motion of workpiece will not torsional oscillation.When workpiece is by welding section When gantry 300, the size and mutual alignment relation of every U rib are all accurate.
4001 continued smooth of tractor pulls workpiece and moves ahead, and workpiece side walking, each interior welding gun continuously welds, or same with outside weld Welding is walked, depending on plate unit requirement.Welding gun head welds steel plate 1 and U rib 2 since workpiece front end, until rear end Across welding section.
After the completion of welding, 100 workpiece of orthotropic plate unit being welded enters towing area, and workpiece is moved assembly line and is put down Platform, tractor 4001 return quickly to repetition foregoing sequence at gantry.
In above-mentioned implementation method, weld preparation area also be can be set on the side of mobile base, and steel plate is from mobile base side Face enters assembly section.In the case that weld preparation area is arranged beside mobile base, steel plate moves laterally into assembly section.It is preferred that , horizontal slide rail can be set in mobile base, and convenient steel plate slides into mobile base.Corresponding, steel plate front end is being welded Area side, in fixed area side, steel plate transverse shifting after weld preparation area completes derusting polishing cutting is entered for steel plate rear end Assembly section, until side limiting device is arrived in side.
After welding is completed, there are also detect process.Weld inspection divides three parts: presentation quality, internal flaw detection, mechanicalness Energy.Weld appearance quality has a major impact fatigue behaviour, face of weld flawless, not undercut, pore-free, without overlap, without folder Slag shapes fairing.Inside flaw detection uses ultrasound examination.Mechanical performance, fillet weld do not do mechanical property requirements generally, and weld seam is low The problems such as tough overmatch and high-yield-ratio value, is prominent, the utility model proposes " wait it is strong, etc. it is tough, etc. the longevity " requirement and provide The test method of corresponding index.Reach the U rib welding of above-mentioned testing requirements, fatigue behaviour has obtained effective control, really realized The target of " full penetration, detectable, zero defect ".
When U ribbed shape scale error is larger, continues through gantry U rib lateral pressing structure of shoe 3021, frictional resistance is very big and shadow Welding quality is rung, this situation can first carry out tack welding before weldering in carrying out.I.e. workpiece interruption, which walks and stops exhausting, is determined Position weldering, after the completion of tack welding, workpiece front end starts to carry out interior weldering or inside and outside while welding back to welding section.Specifically, workpiece U rib lateral pressing structure of shoe 3021 is unclamped when walking, is pressed downwards at 2 top of U rib by hold-down mechanism 3011 when workpiece stops exhausting, by under steel plate Portion's jacking mechanism 3031 applies top power to steel plate 1 upwards, and U rib lateral pressing structure of shoe 3021 and the intracavitary U rib of 2 type of U rib are open position restrainer Structure inside and outside squeezes U rib web jointly and is accurately positioned, and carries out spot welding to U rib at this time and fixes, and repeats aforementioned behaviour at interval of a distance Make, spot welding spacing distance is generally 300mm-500mm, spot welding length 30mm-80mm, due to the hold-down mechanism 3011 and holds out against machine Structure 3031 works, and spot welding spacing, which can loosen requirement with spot welding length, strictly to be limited, depending on work status quality.Point After the completion of weldering, 4001 fast driving workpiece of tractor retreats arrival welding ready position, that is, workpiece front end and is aligned with welding gun, point The workpiece welded does not need starting gantry U rib lateral pressing structure of shoe 3021, it is only necessary to which tractor 4001 drops workpiece walking while applying Weldering.The orthotropic plate unit having good positioning inversely is translated into assembly section from towing area, the front end described in the steel plate reaches weldering Area is met, interior arc welding gun head is placed in the abdominal cavity of U rib front end, to the U of orthotropic plate unit interior arc welding gun head front end described in the steel plate Rib welds in carrying out.Until rear end passes through welding section, completion welding.
The utility model steel plate is introduced into assembly section, then carries out the assembly of U rib, carries out coarse positioning when assembly, After the assembly is completed, be accurately positioned in welding section and welding simultaneously, welding equipment carry out simultaneously.For U ribbed shape scale error compared with Greatly, tack welding is first carried out before interior weldering, after tack welding completion, inversely returns to assembly section, then inside and outside fillet welding is carried out to workpiece.
Welding of the utility model from the component of workpiece steel plate and workpiece U rib to plate unit is completed, and is beaten by traditional derusting Mill, scribing line, positioning group to, interior weldering, outside weld, become and accomplish without any letup on an assembly line, be greatly saved place, it is artificial, Energy consumption ensure that quality, improve work efficiency three times or more.
In order to realize full penetration, fatigue crack, U rib first choice hot-roll forming, hot rolling U rib uniform in material one are avoided the occurrence of It causes, before U rib and steel plate assembly, in U rib side web lower end bevel.Tradition cold pressing two circular arc bendings of bending U rib There are clod wash plastic deformation, material, which is hardened, to become fragile in area, and slightly surface scratches or overheat are easy for fatigue crack occur.Hot rolling U rib It settles the matter once and for all, and U rib steel plate thickness is made to realize ideal variable cross-section design requirement.
Weldering preferably uses submerged-arc welding in above-mentioned orthotropic plate unit, specifically, in order to solve inside longer U rib The problem of solder flux can not be added, solder flux is previously charged into container, and such as Fig. 3, which is solder flux hopper storehouse 1024, in bunker 1024 set material spilling hole along lower part at left and right sides of fusion length direction, and material spilling hole, which is opened, is laid with solder flux.
Using the tooling assembly line and welding method of the utility model, using the thin of diameter 1.6-3.2mm at U rib exterior angle Silk submerged welding process is welded, and outer fillet welding meat intersects the inside and outside welding angle for reaching full penetration or U rib two sides with interior fillet welding meat Size near symmetrical, weldering meat is weld metal.The corresponding exterior angle welding gun spacing 0-200mm welding simultaneously with its of interior angle welding gun. Submerged welding process parameter specifically: interior weldering, gage of wire 1.6mm, electric current 350A-450A, voltage 29V-33V, weldering speed 450- 550mm/min;Outside weld, gage of wire 1.6-3.2mm, electric current 400A-650A, voltage 29V-35V, weldering speed 450-650mm/min. U rib groove to be welded is nature groove.When the welding simultaneously of interior exterior angle, flame gun is set in welding gun front or behind, is tied to U rib top Structure heating, keeps weld seam equal with U rib shrinkage, prevents structure longitudinal because of the cooling after-contraction deformation of weld seam.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change Into etc., it should be included within the scope of protection of this utility model.

Claims (11)

1. a kind of orthotropic plate unit U rib welding manufacture tooling, the orthotropic plate unit includes steel plate and U rib, spy Sign is that the tooling includes at least: mobile base, interior weldering system, U rib hanging apparatus;
The mobile base is used to support orthotropic plate unit, and guidance orthotropic plate unit moves longitudinally, mobile base On along moving direction successively there is fixed area and welding section, be assembly section between fixed area and welding section, fixed area is for solid Weldering system in fixed, welding section are used for welding gun welding, and assembly section is used for the assembly of steel plate and U rib;
The interior weldering system includes welding head, connecting pipeline, power supply, control cabinet, wire reel/welding wire barrel, the welding head Upper to have interior arc welding gun head, the connecting pipeline includes cable, signal control line, welding wire, and power supply is used for interior weldering system power supply, institute Welding head is stated to be arranged in welding section;The connecting pipeline passes through assembly section from welding section and extends to fixed area, cable, signal control Line processed, welding wire are connected with power supply, control cabinet, wire reel/welding wire barrel respectively in fixed area one end;
The U rib hanging apparatus is used to that U rib to be lifted into steel plate in assembly section.
2. orthotropic plate unit U rib welding manufacture tooling according to claim 1, which is characterized in that the interior weldering system System further includes fixed device, and fixed device includes fixed frame, linking arm, and the fixed mount setting is in fixed area, the linking arm Length direction it is identical as the moving direction, described linking arm one end is connect with fixed frame, other end connecting welding head;Institute Connecting pipeline is stated to be laid with along linking arm.
3. orthotropic plate unit U rib welding manufacture tooling according to claim 1, which is characterized in that the interior weldering system System further includes fixed device, and the fixed device includes fixed frame, connecting line, and fixed mount setting is on fixed area, fixed frame and ground Face is relatively fixed, and the length direction of connecting line is identical as the moving direction, and connecting line one end is connect with fixed frame, and the other end connects Connect welding head;The interior weldering system further includes pipeline, and the connecting pipeline of interior weldering system and the connecting line are arranged at pipeline In.
4. orthotropic plate unit U rib welding manufacture tooling according to claim 1, which is characterized in that it further include gantry, Gantry is arranged in welding section, across above mobile base;It further include the first positioning and locking device, the first positioning and locking device packet Include U rib lateral pressing structure of shoe, U rib opening position-limit mechanism, hold-down mechanism and jacking mechanism;U rib lateral pressing structure of shoe and hold-down mechanism are mounted on On gantry, U rib is open position-limit mechanism on welding head, and U rib lateral pressing structure of shoe is for squeezing U rib in two web outside of U rib Pressure positioning, U rib opening position-limit mechanism are used on the inside of two web of U rib carry out U rib expansion limit, and hold-down mechanism is used in U rib Top presses downwards, and jacking mechanism is used to apply top power to steel plate upwards in steel plate bottom.
5. orthotropic plate unit U rib welding manufacture tooling according to claim 4, which is characterized in that further include outside weld The outer welding head of system, the outside weld system is arranged on gantry.
6. orthotropic plate unit U rib welding manufacture tooling according to claim 1, which is characterized in that welding section it After be provided with towing area, towing area has mobile base and a tractor, and tractor is across can be along moving bottom in mobile base Seat is moved forward and backward;It further include auxiliary vehicle, the setting of auxiliary vehicle assists vehicle that can walk before and after assembly section in assembly section.
7. orthotropic plate unit U rib welding manufacture tooling according to claim 1, which is characterized in that assembly section also It is provided with steel plate transverse positioner, steel plate transverse positioner includes front retainer and rear locator, and front retainer setting is being assembled Area front end, the front end are one end of close welding section, and are arranged in mobile base two sides, and rear locator is arranged behind assembly section End, the rear end are one end of close fixed area, and are arranged in mobile base two sides, are additionally provided with steel plate in front retainer front end Longitudinal spacing device and U rib longitudinal limiting device.
8. orthotropic plate unit U rib welding manufacture tooling according to claim 2, which is characterized in that the fixed frame With crossbeam, there is slide plate on crossbeam, the slide plate can be connect along crossbeam transverse shifting, described linking arm one end with slide plate, Other end connecting welding head.
9. orthotropic plate unit U rib welding manufacture tooling according to claim 4, which is characterized in that the interior weldering system System further includes the fixed device of welding head, and the fixed device setting of the welding head is set in welding section, the fixed device of welding head It sets on gantry, one end is fixed with gantry, other end connecting welding head, and is to be detachably connected with welding head, is used for The vertical range of welding head and mobile base is adjusted, and is fixedly welded head.
10. orthotropic plate unit U rib welding manufacture tooling according to claim 1, which is characterized in that the interior weldering system System further includes welding head support device, and the welding head support device is arranged in welding section, and welding head support device is set It sets in mobile base in the following, the welding head support device can stretch in vertical direction, after welding head is from steel plate When end is exposed, the elongation of welding head support device, top exceeds mobile base height, contact weld head bottom, to support Welding head.
11. a kind of orthotropic plate unit making assembly line, which is characterized in that including described in -10 any one according to claim 1 Orthotropic plate unit U rib welding manufacture tooling, further include weld preparation unit, the weld preparation unit include derusting beat Mill apparatus and cutter device.
CN201820802096.7U 2018-05-28 2018-05-28 A kind of orthotropic plate unit U rib welding manufacture tooling and assembly line Active CN208483393U (en)

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PCT/CN2019/088579 WO2019228304A1 (en) 2018-05-28 2019-05-27 Manufacturing tool for welding u-shaped rib of orthotropic plate unit, and assembly line and method

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019228304A1 (en) * 2018-05-28 2019-12-05 湖北天高桥梁工程有限公司 Manufacturing tool for welding u-shaped rib of orthotropic plate unit, and assembly line and method
CN111764273A (en) * 2020-06-20 2020-10-13 中交第二公路勘察设计研究院有限公司 Multi-section bendable plug-in type modular platform for internal construction of U rib

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019228304A1 (en) * 2018-05-28 2019-12-05 湖北天高桥梁工程有限公司 Manufacturing tool for welding u-shaped rib of orthotropic plate unit, and assembly line and method
CN111764273A (en) * 2020-06-20 2020-10-13 中交第二公路勘察设计研究院有限公司 Multi-section bendable plug-in type modular platform for internal construction of U rib

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Patentee after: Hubei Tiangao Bridge Engineering Co., Ltd.

Address before: 430000 Hubei science and Technology Park Road 6 Wuhan Economic Development Zone, Wuhan

Patentee before: Hubei Tian Du Bridge Technology Research Co., Ltd.