CN106312353A - U-shaped rib welding device and method - Google Patents
U-shaped rib welding device and method Download PDFInfo
- Publication number
- CN106312353A CN106312353A CN201610914497.7A CN201610914497A CN106312353A CN 106312353 A CN106312353 A CN 106312353A CN 201610914497 A CN201610914497 A CN 201610914497A CN 106312353 A CN106312353 A CN 106312353A
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- China
- Prior art keywords
- rib
- welding
- automatic welding
- compression tooling
- floorings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
- B23K37/0229—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track the guide member being situated alongside the workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0294—Transport carriages or vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
Abstract
The invention relates to a U-shaped rib welding device and method. The U-shaped rib welding device comprises an operating platform, a portal traveling mechanism, automatic welding trolleys and pressing tools. A bridge deck slab is fixed to the operating platform. U-shaped ribs are arranged in set welding areas of the bridge deck slab. The pressing tools are hung on the portal traveling mechanism through lifting devices. The automatic welding trolleys are arranged inside the U-shaped ribs. The portal traveling mechanism drives the pressing tools to move synchronously along with the automatic welding trolleys. The U-shaped rib welding method comprises the steps that the set welding areas on the upper end face of the bridge deck slab are completely cleaned; the U-shaped ribs are arranged in the set welding areas; the automatic welding trolleys are arranged at one ends of the interiors of the U-shaped ribs; the pressing tools are driven by the lifting devices to descend; and the automatic welding trolleys slide forwards and weld inner weld joints at the two ends of the U-shaped ribs. According to the U-shaped rib welding device and method, the procedure of external positioning and welding of the U-shaped ribs is omitted, quality defects caused by weld joint positioning can be avoided, the fatigue resistance of the whole bridge deck slab is improved, and the welding efficiency for the U-shaped ribs and the bridge deck slab is improved.
Description
Technical field
The present invention relates to steel structure bridge manufacturing technology field, particularly to a kind of U rib welder and method.
Background technology
The welding tractor that inside U rib, welding equipment uses enters inside U rib, is not take up spatial locations external, and whole work
Process flow either interior postwelding outside weld, or the first interior weldering of outer postwelding, wherein U rib still uses tack welding with the assembling of floorings
Clicking on luggage clamping fixed, every piece of Slab element assembly process needs time-consuming more than 1 hour, simultaneously tack weld because the frequent starting the arc,
Easily there is weld defect in blow-out point, simultaneously in long-term manufacture, because tack weld causes the backing weld seam of outer side weld not
Continuously and affect the presentation quality of outside cap weld.
Prior art uses the outside positioning welding technique of U rib, and tack weld occurs that the probability of defect is higher, and whole U rib welds
The discontinuity being sewn on tack weld can affect the overall anti-fatigue performance of floorings, and meanwhile, whole U rib weld seam is at tack weld
Prominent need reconditioning to process, add the workload of welding procedure.
Summary of the invention
The invention provides a kind of U rib welder and method, solve or part solves in prior art outside U rib
The tack weld of positioning welding technique occurs that the probability of defect is higher, and whole U rib weld seam can shadow in the discontinuity of tack weld
Ring the technical problem of the overall anti-fatigue performance of floorings, it is achieved that cancel the outside positioning welding operation of U rib, it is to avoid tack weld
Mass defect, improves the anti-fatigue performance of whole floorings, improves the technique effect of U rib and the welding efficiency of floorings.
A kind of U rib welder that the present invention provides, including:
Operating platform, is used for carrying fixed bridge panel；Described U rib is placed on the setting welding region of described floorings；
The both sides of described operating platform are respectively provided with guide rail；
Gate-type walking mechanism, is slidably arranged on described guide rail, drives described gate-type walking mechanism to exist by driver part
Sliding on described guide rail；
Automatic welding carriage, is arranged on the inside of described U rib, and the length direction along described U rib moves, and completes described U rib
The welding of both sides inside weld；
Compression tooling, is hung by lowering or hoisting gear and is located in described gate-type walking mechanism；Described lowering or hoisting gear drives described pressure
Tight frock is vertically lowered or rises, and makes described compression tooling be pressed on or leave the upper surface of described U rib.
As preferably, described U rib welder also includes:
Chain control unit, is connected with described driver part and described automatic welding carriage, controls described gate-type vehicle with walking machine
Structure and described automatic welding carriage synchronizing moving.
As preferably, described lowering or hoisting gear is arranged on the crossbeam of described gate-type walking mechanism by horizontal sliding driver part
On；
Described horizontal sliding driver part drives described lowering or hoisting gear along described cross beam water flat line sliding.
As preferably, described lowering or hoisting gear is hydraulic cylinder.
As preferably, described compression tooling is provided with the work surface adapted with described U rib upper surface shape；
A length of the 100 of described compression tooling～400mm；
Described lowering or hoisting gear drives described compression tooling to decline, and makes described work surface be pressed abd fixed on the upper table of described U rib
Face.
As preferably, described U rib welder also includes:
Automatic wire feeding mechanism, is connected with described automatic welding carriage, is used for providing welding wire to described automatic welding carriage；
Air supply plant, is connected with described automatic welding carriage with by appendix, provides protective gas when being used for welding.
One or more technical schemes provided herein, at least have the following technical effect that or advantage:
Owing to have employed the U rib welding being provided with operating platform, gate-type walking mechanism, automatic welding carriage and compression tooling
Device, floorings are fixing on the operational platform, and U rib is placed on the setting welding region of floorings；Compression tooling is by lifting
Device hangs and is located in gate-type walking mechanism, and automatic welding carriage is arranged on the inside of U rib, and gate-type walking mechanism drives compression tooling
Follow automatic welding carriage synchronizing moving, make automatic welding carriage complete in the welding process of both sides inside weld of U rib, compress work
Dress synchronization-sliding realizes U rib location.So, the tack weld of the outside positioning welding technique of U rib in prior art is efficiently solved
Occurring that the probability of defect is higher, whole U rib weld seam can affect the overall fatigue resistance of floorings in the discontinuity of tack weld
Can, whole U rib weld seam needs reconditioning to process at the prominent of tack weld, adds the technical problem of the workload of welding procedure,
Achieve the outside positioning welding operation of cancellation U rib, it is to avoid tack weld mass defect, improve the fatigue resistance of whole floorings
Can, improve the technique effect of U rib and floorings welding efficiency.
Present invention also provides a kind of U rib welding method, realized by described U rib welder, comprise the following steps:
The setting welding region of the upper surface of described floorings is cleaned out；
Described U rib is placed on described setting welding region, between bottom and the upper surface of described floorings of described U rib
Form assembling groove；
Described automatic welding carriage is placed in the one end within described U rib；
Described lowering or hoisting gear drives described compression tooling to decline, and the work surface of described compression tooling is pressed abd fixed on described U
The upper surface of rib；Described compression tooling is positioned at the front position of described automatic welding carriage, sets apart from described automatic welding carriage
Measured length；
The inside weld at described U rib two ends is also welded by the sliding forward of described automatic welding carriage；Described compression tooling
Follow the upper surface sliding of described gate-type walking mechanism the most described U rib, the sliding of described compression tooling and described automatic welding
The mobile synchronization of dolly；
Described automatic welding carriage moves to the other end within described U rib, completes the welding of the inside weld of described U rib.
As preferably, the setting welding region of the described upper surface by described floorings is cleaned out, including:
By setting welding region and the both sides 20～30mm model of described setting welding region of the upper surface of described floorings
Enclose interior rust, greasy dirt, paint and oxide skin polishing to clean out, make described setting welding region expose metallic luster.
As preferably, the root face of described assembling groove is 1.4～1.6mm；The angle of described assembling groove is 52 °～58 °；
After the work surface of described compression tooling is pressed abd fixed on the upper surface of described U rib, described U rib and described floorings
Assembly clearance is 0～0.75mm；
The root face of described assembling groove is 1.5mm；The angle of described assembling groove is 55 °.
As preferably, described U rib welding method also includes:
Outside welding setpoint distance after described U rib is placed on described setting welding region, to the other end of described U rib
Outside weld.
One or more technical schemes provided herein, at least have the following technical effect that or advantage:
Owing to have employed the outside positioning welding operation of cancellation U rib, compression tooling is driven to follow certainly by gate-type walking mechanism
Dynamic welding tractor synchronizing moving, makes automatic welding carriage complete in the welding process of both sides inside weld of U rib, and compression tooling synchronizes
Sliding realizes the fixing of U rib and floorings.So, the location of the outside positioning welding technique of U rib in prior art is efficiently solved
Weld seam occurs that the probability of defect is higher, and the entirety that whole U rib weld seam can affect floorings in the discontinuity of tack weld resists tired
The technical problem of labor performance, it is achieved that cancel the outside positioning welding operation of U rib, it is to avoid tack weld mass defect, improve whole
The anti-fatigue performance of floorings, improves the technique effect of U rib and the welding efficiency of floorings.
Accompanying drawing explanation
The flow chart of the U rib welding method that Fig. 1 provides for the present invention；
The structural representation of the U rib welder that Fig. 2 provides for the present invention.
(in figure each label represent parts be followed successively by: 1 gate-type walking mechanism, 2 guide rails, 3 operating platforms, 4 floorings, 5 from
Dynamic welding tractor, 6U rib, 7 compression toolings, 8 lowering or hoisting gears, 9 horizontal sliding driver parts)
Detailed description of the invention
The embodiment of the present application provides a kind of U rib welder and method, solves or part solves U in prior art
The tack weld of the outside positioning welding technique of rib occurs that the probability of defect is higher, discontinuous at tack weld of whole U rib weld seam
Property can affect the technical problem of overall anti-fatigue performance of floorings, it is achieved that cancel the outside positioning welding operation of U rib, it is to avoid fixed
Position weldquality defect, improves the anti-fatigue performance of whole floorings, improves the technology effect of U rib and the welding efficiency of floorings
Really.
Embodiment one
See accompanying drawing 2, a kind of U rib welder that the present invention provides, including: operating platform 3, gate-type walking mechanism 1, from
Dynamic welding tractor 5 and compression tooling 6；Operating platform 3 is used for carrying fixed bridge panel 4；U rib 6 is placed on the setting weldering of floorings
Connect on region；The both sides of operating platform 3 are respectively provided with guide rail 2；Gate-type walking mechanism 1 is slidably arranged on guide rail 2, by driving
Parts drive gate-type walking mechanism 1 sliding on guide rail 2；Automatic welding carriage 5 is arranged on the inside of U rib 6, along the length of U rib 6
Moving in direction, completes the welding of the both sides inside weld of U rib 6；Compression tooling 7 is hung by lowering or hoisting gear 8 and is located at gate-type walking mechanism 1
On；Lowering or hoisting gear 8 drives compression tooling 7 be vertically lowered or rise, and makes compression tooling 7 be pressed on or leave the upper surface of U rib 6.
Wherein, gate-type walking mechanism 1 can arrange many set lowering or hoisting gears 8 and compression tooling 7, it is achieved the completeest on monolithic floorings 4
The welding of Cheng Duogen U rib 6 inside weld.
Further, U rib welder also includes: chain control unit, connects with driver part and automatic welding carriage 5
Connecing, control gate-type walking mechanism 1 and automatic welding carriage 5 synchronizing moving, gate-type walking mechanism 1 drives compression tooling 7 at U rib 6
Upper surface sliding, in welding process, make the relative invariant position of compression tooling 7 and automatic welding carriage 5, it is ensured that pad
The U rib 6 of position is fixed with floorings 4, and then ensures the quality of whole inside weld.
Further, lowering or hoisting gear 8 is arranged on the crossbeam of gate-type walking mechanism 1 by horizontal sliding driver part 9；Horizontal
Lowering or hoisting gear 8 is driven can conveniently to compress work along cross beam water flat line sliding, horizontal sliding driver part 9 to sliding driver part 9
Fill the adjustment of 7 horizontal levels so that it is corresponding with the position of U rib 6.As a kind of preferred embodiment, lowering or hoisting gear 8 is hydraulic pressure
Cylinder, on the one hand hydraulic cylinder can conveniently realize the adjustment of compression tooling 7 vertical position, on the other hand can drive compression tooling
7 pairs of U ribs 6 apply certain downforce, it is ensured that U rib 6 and the stability maintenance of floorings 4.
Further, compression tooling 7 is provided with the work surface adapted with U rib 6 upper surface shape；The length of compression tooling 7
Degree is determined by machining accuracy and the structure stiffness by itself of U rib 6, and the long meeting of length causes the friction of the relative U rib 6 of compression tooling 7
Resistance is excessive, and compression tooling 7 sliding is obstructed；If the length of compression tooling 7 is too short, then can cause the local pressure mistake of U rib 6
Greatly, easily cause U rib 6 local pressure excessive and cause malformation, automatic welding carriage 5 present position cannot be ensured simultaneously
U rib 6 and the stability maintenance of floorings 4, therefore, be typically designed a length of the 100～400mm of compression tooling 7；Real by producing
Trample, determine that the preferred length of compression tooling 7 is 200mm；Lowering or hoisting gear 8 drives compression tooling 7 to decline, and makes work surface be fixed
Upper surface at U rib 6.
Further, U rib welder also includes: automatic wire feeding mechanism, is connected with automatic welding carriage 5, is used for providing
Welding wire is to automatic welding carriage 5；Air supply plant is connected with automatic welding carriage 5 with by appendix, provides and protect when being used for welding
Protect gas.
One or more technical schemes provided herein, at least have the following technical effect that or advantage:
Owing to have employed the U rib being provided with operating platform 3, gate-type walking mechanism 1, automatic welding carriage 5 and compression tooling 7
Welder, floorings 4 are fixed on operating platform 3, and U rib 6 is placed on the setting welding region of floorings 4；Compression tooling 7
Being hung by lowering or hoisting gear 8 and be located in gate-type walking mechanism 1, automatic welding carriage 5 is arranged on the inside of U rib 6, gate-type walking mechanism
1 drives compression tooling 7 to follow automatic welding carriage 5 synchronizing moving, makes automatic welding carriage 5 complete the both sides inside weld of U rib 6
In welding process, compression tooling 7 synchronization-sliding realizes the location of U rib 6.So, U rib in prior art is efficiently solved outside fixed
The tack weld of position welding procedure occurs that the probability of defect is higher, and whole U rib weld seam can affect in the discontinuity of tack weld
The overall anti-fatigue performance of floorings, whole U rib weld seam needs reconditioning to process at the prominent of tack weld, adds welding procedure
The technical problem of workload, it is achieved that cancel the outside positioning welding operation of U rib, it is to avoid tack weld mass defect, improve whole
The anti-fatigue performance of individual floorings, improves the technique effect of U rib and floorings welding efficiency.
Embodiment two
Based on same inventive concept, present invention also provides a kind of U rib welding method, by above-mentioned U rib welder
Realize, see accompanying drawing 1, comprise the following steps:
S1: the setting welding region of the upper surface of floorings 4 is cleaned out；Particularly as follows: by the upper surface of floorings 4
Set the rust in the range of the both sides 20～30mm of welding region and setting welding region, greasy dirt, paint and oxide skin polishing clear
Reason is clean, makes setting welding region expose metallic luster, to avoid above-mentioned impurity effect weldquality.
S2: U rib 6 is placed on setting welding region, forms assembling slope between bottom and the upper surface of floorings 4 of U rib 6
Mouthful；The root face of assembling groove is 1.4～1.6mm；The angle of assembling groove is 52 °～58 °；The work surface of compression tooling 7 compresses
After being fixed on the upper surface of U rib 6, U rib 6 is 0～0.75mm with the assembly clearance of floorings 4, and this fit-up gap can guarantee that interior weldering
Welding is not burnt.As a kind of preferred embodiment, the root face of assembling groove is 1.5mm；The angle of assembling groove is 55 °.
S3: automatic welding carriage is placed in the one end within U rib.
S4: driving compression tooling 7 to decline by lowering or hoisting gear 8, the work surface of compression tooling 7 is pressed abd fixed on the upper of U rib 6
Surface, it is ensured that the fit-up gap not affecting region to be welded is shunk in the heat input of welding in the welding process of interior weldering and welding；Rationally
The downforce that U rib 6 is applied by lowering or hoisting gear 8 is set, it is ensured that compression tooling 7 can with automatic welding carriage 5 synchronize can stabilized walking,
Ensure that fit-up gap precision meets the prescription of automatic welding carriage 5.Compression tooling 7 is positioned at the front end of automatic welding carriage 5
Position, distance automatic welding carriage 5 preseting length.
The inside weld at U rib 6 two ends is also welded by S5: automatic welding carriage 5 sliding forward；Compression tooling 7 follows door
The upper surface sliding of the relative U rib 6 of formula walking mechanism 1, the sliding of compression tooling 7 is mobile synchronization with automatic welding carriage 5；Make certainly
Dynamic welding tractor 5 completes in the welding process of both sides inside weld of U rib 6, and compression tooling 7 synchronization-sliding realizes U rib 6 and floorings
4 fix.
S6: automatic welding carriage 5 moves to the other end within U rib 6, completes the welding of the inside weld of U rib 6.Finally, logical
Cross ultrasonic phase array Non-Destructive Testing the internal flaw of U rib 6 inside weld is detected, if being unsatisfactory for the inspection of quality mark set
Standard, then carry out reprocessing welding.
This U rib welding method drives compression tooling 7 to follow automatic welding carriage 5 synchronizing moving by gate-type walking mechanism 1
Realize the location of U rib 6, eliminate U rib location welding equipment operation, it is to avoid tack weld mass defect, improve whole floorings 4
Anti-fatigue performance, improves the welding efficiency of U rib 6 and floorings 4, saves single floorings 4 manufacturing time.
Further, this U rib welding method also includes: after U rib 6 is placed on setting welding region, to another of U rib 6
The outside weld of the outside welding setpoint distance of end, is avoided that U rib 6 Relative sliding occurs during weldering in floorings 4, prevents side
Curved.
One or more technical schemes provided herein, at least have the following technical effect that or advantage:
Owing to have employed the outside positioning welding operation of cancellation U rib, compression tooling 7 is driven to follow by gate-type walking mechanism 1
Automatic welding carriage 5 synchronizing moving, makes automatic welding carriage 5 complete in the welding process of both sides inside weld of U rib 6, compresses work
Fill 7 synchronization-slidings and realize the fixing of U rib 6 and floorings 4.So, the outside positioning welding work of U rib in prior art is efficiently solved
The tack weld of skill occurs that the probability of defect is higher, and whole U rib weld seam can affect floorings in the discontinuity of tack weld
The technical problem of overall anti-fatigue performance, it is achieved that cancel the outside positioning welding operation of U rib, it is to avoid tack weld mass defect,
Improve the anti-fatigue performance of whole floorings 4, improve the technique effect of U rib 6 and the welding efficiency of floorings 4.
Above-described detailed description of the invention, has been carried out the purpose of the present invention, technical scheme and beneficial effect further
Describe in detail, be it should be understood that the detailed description of the invention that the foregoing is only the present invention, be not limited to this
Bright, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included in the present invention
Protection domain within.
Claims (10)
1. a U rib welder, it is characterised in that described U rib welder includes:
Operating platform, is used for carrying fixed bridge panel；Described U rib is placed on the setting welding region of described floorings；Described
The both sides of operating platform are respectively provided with guide rail；
Gate-type walking mechanism, is slidably arranged on described guide rail, drives described gate-type walking mechanism described by driver part
Sliding on guide rail；
Automatic welding carriage, is arranged on the inside of described U rib, and the length direction along described U rib moves, and completes the two of described U rib
The welding of side inside weld；
Compression tooling, is hung by lowering or hoisting gear and is located in described gate-type walking mechanism；Described lowering or hoisting gear drives described compression work
Dress is vertically lowered or rises, and makes described compression tooling be pressed on or leave the upper surface of described U rib.
2. U rib welder as claimed in claim 1, it is characterised in that described U rib welder also includes:
Chain control unit, is connected with described driver part and described automatic welding carriage, control described gate-type walking mechanism and
Described automatic welding carriage synchronizing moving.
3. U rib welder as claimed in claim 1, it is characterised in that
Described lowering or hoisting gear is arranged on the crossbeam of described gate-type walking mechanism by horizontal sliding driver part；
Described horizontal sliding driver part drives described lowering or hoisting gear along described cross beam water flat line sliding.
4. U rib welder as claimed in claim 1, it is characterised in that
Described lowering or hoisting gear is hydraulic cylinder.
5. U rib welder as claimed in claim 1, it is characterised in that
Described compression tooling is provided with the work surface adapted with described U rib upper surface shape；
A length of the 100 of described compression tooling～400mm；
Described lowering or hoisting gear drives described compression tooling to decline, and makes described work surface be pressed abd fixed on the upper surface of described U rib.
6. U rib welder as claimed in claim 1, it is characterised in that described U rib welder also includes:
Automatic wire feeding mechanism, is connected with described automatic welding carriage, is used for providing welding wire to described automatic welding carriage；
Air supply plant, is connected with described automatic welding carriage with by appendix, provides protective gas when being used for welding.
7. a U rib welding method, is realized by the U rib welder described in any one of claim 1～6, it is characterised in that
Comprise the following steps:
The setting welding region of the upper surface of described floorings is cleaned out；
Described U rib is placed on described setting welding region, is formed between bottom and the upper surface of described floorings of described U rib
Assembling groove；
Described automatic welding carriage is placed in the one end within described U rib；
Described lowering or hoisting gear drives described compression tooling to decline, and the work surface of described compression tooling is pressed abd fixed on described U rib
Upper surface；Described compression tooling is positioned at the front position of described automatic welding carriage, sets long apart from described automatic welding carriage
Degree；
The inside weld at described U rib two ends is also welded by the sliding forward of described automatic welding carriage；Described compression tooling is followed
The upper surface sliding of described gate-type walking mechanism the most described U rib, the sliding of described compression tooling and described automatic welding carriage
Mobile synchronization；
Described automatic welding carriage moves to the other end within described U rib, completes the welding of the inside weld of described U rib.
8. U rib welding method as claimed in claim 7, it is characterised in that the setting of the described upper surface by described floorings
Welding region is cleaned out, including:
In the range of the both sides 20～30mm setting welding region and described setting welding region of the upper surface of described floorings
Rust, greasy dirt, paint and oxide skin polishing clean out, make described setting welding region expose metallic luster.
9. U rib welding method as claimed in claim 1, it is characterised in that
The root face of described assembling groove is 1.4～1.6mm；The angle of described assembling groove is 52 °～58 °；
After the work surface of described compression tooling is pressed abd fixed on the upper surface of described U rib, described U rib and the assembling of described floorings
Gap is 0～0.75mm；
The root face of described assembling groove is 1.5mm；The angle of described assembling groove is 55 °.
10. U rib welding method as claimed in claim 7, it is characterised in that described U rib welding method also includes:
After described U rib is placed on described setting welding region, the outside of the other end of described U rib is welded outside setpoint distance
Weld seam.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610914497.7A CN106312353A (en) | 2016-10-19 | 2016-10-19 | U-shaped rib welding device and method |
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| CN201610914497.7A CN106312353A (en) | 2016-10-19 | 2016-10-19 | U-shaped rib welding device and method |
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| CN107127488A (en) * | 2017-05-27 | 2017-09-05 | 武船重型工程股份有限公司 | A kind of water-cooling system of U ribs internal welding machine |
| CN107175449A (en) * | 2017-05-27 | 2017-09-19 | 武船重型工程股份有限公司 | A kind of U ribs internal welding machine adjustable guide rail and governor motion |
| CN107984055A (en) * | 2017-12-05 | 2018-05-04 | 中铁山桥集团有限公司 | A kind of U-shaped rib positioning welding integration special purpose machine tool |
| CN108436239A (en) * | 2018-05-22 | 2018-08-24 | 武汉锂鑫自动化科技有限公司 | A kind of pressing positioner and welding system of U ribs |
| CN108673012A (en) * | 2018-05-22 | 2018-10-19 | 武汉锂鑫自动化科技有限公司 | A kind of assembly of U rib plate unit and welding method |
| 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 |
| CN112404653A (en) * | 2020-11-29 | 2021-02-26 | 中铁宝桥集团有限公司 | Steel box girder U rib outer welding arc striking device and seamless butt joint method |
| CN113020832A (en) * | 2021-03-25 | 2021-06-25 | 江苏万成钢构科技有限公司 | Machining device and machining process for large special steel member |
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| CN107127488A (en) * | 2017-05-27 | 2017-09-05 | 武船重型工程股份有限公司 | A kind of water-cooling system of U ribs internal welding machine |
| CN107175449A (en) * | 2017-05-27 | 2017-09-19 | 武船重型工程股份有限公司 | A kind of U ribs internal welding machine adjustable guide rail and governor motion |
| CN107984055A (en) * | 2017-12-05 | 2018-05-04 | 中铁山桥集团有限公司 | A kind of U-shaped rib positioning welding integration special purpose machine tool |
| CN108436239A (en) * | 2018-05-22 | 2018-08-24 | 武汉锂鑫自动化科技有限公司 | A kind of pressing positioner and welding system of U ribs |
| CN108673012A (en) * | 2018-05-22 | 2018-10-19 | 武汉锂鑫自动化科技有限公司 | A kind of assembly of U rib plate unit and welding method |
| 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 |
| CN112404653A (en) * | 2020-11-29 | 2021-02-26 | 中铁宝桥集团有限公司 | Steel box girder U rib outer welding arc striking device and seamless butt joint method |
| CN112404653B (en) * | 2020-11-29 | 2024-01-12 | 中铁宝桥集团有限公司 | Steel box girder U-rib external welding arc striking device and seamless butt joint method |
| CN113020832A (en) * | 2021-03-25 | 2021-06-25 | 江苏万成钢构科技有限公司 | Machining device and machining process for large special steel member |
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Application publication date: 20170111 |