CN104816071B - U ribs welder, U ribs welding system and U rib welding methods - Google Patents
U ribs welder, U ribs welding system and U rib welding methods Download PDFInfo
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- CN104816071B CN104816071B CN201510240133.0A CN201510240133A CN104816071B CN 104816071 B CN104816071 B CN 104816071B CN 201510240133 A CN201510240133 A CN 201510240133A CN 104816071 B CN104816071 B CN 104816071B
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- 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
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/032—Seam welding; Backing means; Inserts for three-dimensional seams
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/127—Means for tracking lines during arc welding or cutting
- B23K9/1272—Geometry oriented, e.g. beam optical trading
- B23K9/1278—Using mechanical means
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/28—Beams
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Geometry (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Resistance Welding (AREA)
Abstract
The invention discloses a kind of U ribs welder, including：Mobile platform, mobile platform can enter the inside of U ribs to be welded；Welding mechanism, welding mechanism is set on a mobile platform, to from the angle seam crossing of U rib interior welds U ribs；Drive mechanism, drive mechanism driving mobile platform move inside the U ribs.Above-mentioned U ribs welder can weld in the inside of U ribs to the angle seam crossing of U ribs, so as to improve the structural strength of the U rib units after welding；At the same time it can also reduce the failure welding of the weld seam inside U ribs, so as to improve the fatigue resistance of U rib units.Present invention also offers a kind of U ribs welding system, including above-mentioned U ribs welder.In addition, present invention also offers a kind of U rib welding methods using above-mentioned U ribs welder.
Description
Technical field
The present invention relates to science of bridge building field, in particular it relates to a kind of U ribs welder and U rib welding systems, and make
With the U rib welding methods of above-mentioned U ribs welder.
Background technology
Steel box-girder is the important component in bridge bearing structure, is mainly used in providing support, avoids bridge deformation.Steel
Box beam generally comprises the structures such as top plate, bottom plate, and the top plate and bottom plate are typically welded by U ribs and bottom plate.
At present, the angle welding between the U ribs and bottom plate of steel box-girder uses outside single-sided welding.From outside weldings when, in order to
Reach the depth of penetration of design requirement, bevel or use high current are welded generally on the outside of U ribs.Welded using high current
When connecing, the degree of stability of electric current, voltage and speed of welding in welding process directly affects welding quality, it is difficult to ensures welding matter
Amount；On the outside of U ribs during bevel, process and be difficult to groove size during assembling, root face, gap consistent, can also directly affect weldering
Connect quality.It is undesirable that above-mentioned welding manner often causes to exist inside U ribs lack of penetration, incomplete fusion, overlap, depth of penetration
Etc. various defects so that easily Kekelé structure count defect occur inside U ribs, have a strong impact on the fatigue strength of weld seam.
Therefore, the weld defect of U ribs how is avoided, improves the welding quality of weld seam, is that those skilled in the art are anxious at present
The technical problem that need to be solved.
The content of the invention
It is an object of the invention to provide a kind of U ribs welder, the U ribs welder can weld the angle inside U ribs
Seam crossing, the weld defect inside U ribs is avoided, improve the welding quality of weld seam.Another object of the present invention is to provide one
Kind U rib welding systems.Third object of the present invention is to provide a kind of U ribs welding method.
In order to realize above-mentioned technical purpose, the invention provides a kind of U ribs welder, including：
Mobile platform, the mobile platform can enter the inside of U ribs to be welded；
Welding mechanism, the welding mechanism are arranged on the mobile platform, to from U ribs described in U rib interior welds
Angle seam crossing；
Drive mechanism, the drive mechanism drive the mobile platform to be moved inside the U ribs.
Optionally, the head of the welding gun of the welding mechanism is located at the front end of the mobile platform；
When the welding mechanism welds to the angle seam crossing of the U ribs, the drive mechanism drives the movement to put down
Platform is moved rearwards.
Optionally, the welding mechanism includes two symmetrically arranged welding guns, and the head of the two is located at respectively
The both sides of the mobile platform, the angle seam crossing of both sides inside the U ribs can be respectively welded.
Optionally, the corner connection seam tracking structure of the welding gun, the corner connection seam tracking are additionally provided with the mobile platform
Structure has the follower head of the rear side positioned at the welding gun, and the follower head moves along corner connection seam, the corner connection seam tracking
The position of structure welding gun according to the position adjustment that the corner connection is stitched.
Optionally, the corner connection seam tracking structure includes swinging axle, elastic component and connector；The follower head is positioned at described
Shaft end is swung, described elastic component one end connects the swinging axle, and the other end connects the mobile platform so that the swinging axle
The follower head of end compresses the corner connection seam all the time；Described connector one end connects the swinging axle, other end connection institute
State welding gun so that the head of the welding gun and the swinging axle synchronization action.
Optionally, the corner connection seam tracking structure includes sensor and controller；The sensor is located at the follower head,
The motion track of the follower head is passed into controller；The controller controls the head of the welding gun according to the motion track
The movement in portion.
Optionally, baffle plate is provided between the head of the welding gun and the follower head.
Optionally, the follower head is provided with roller, and when the mobile platform moves, the roller is stitched along the corner connection and rolled
It is dynamic.
Alternatively, it is provided with movable pulley on the downside of the mobile platform；The both sides of the mobile platform are equipped with position-limited wheel, both sides
The position-limited wheel moved along the side wall inside the U ribs.
Optionally, in addition to image acquisition device and welding gun controller, described image collector gather the figure in welding process
The image of picture and/or postwelding weld seam, the welding gun controller are used for the position that the welding gun is adjusted according to described image.
Optionally, including two described image collectors, a described image collector gather the image in welding process,
Another described image collector gathers the image of postwelding weld seam.
Optionally, including a described image collector and angle converting structure, the angle converting structure allow hand over
The angle of described image collector so that described image collector can show image and postwelding weld seam in welding process respectively
Image.
Optionally, the drive mechanism includes spacing and/or adjustable for height drive leader, the drive leader with it is described
Mobile platform stabilization connects.
Optionally, the drive leader is connected with the mobile platform by rubber universal joint, or the junction at the two
If buffer gap.
Optionally, the drive leader inner hollow, its internal pipeline that the welding mechanism is set, the drive leader
The interior pipeline includes cable, gas pipeline, cooling water pipeline, wire feed pipeline, control line and one kind or several in signal wire
Kind.
Optionally, the outside of the U ribs be provided with the mobile platform moving track, the spacing of the moving track and/
Or height adjustable.
Present invention also offers a kind of U ribs welding system, including the U rib welders described in multiple any of the above-described, it is more
The individual U ribs welder is set up in parallel and synchronization action.
Present invention also offers a kind of U rib welding methods of the U rib welders using described in any of the above-described, including：
S1, the mobile platform provided with welding mechanism is set to enter inside U ribs；
S2, the mobile platform is driven to be moved to weld start position；
S3, the mobile platform is driven to be moved rearwardly into welding final position, welding mechanism described in moving process is to institute
The angle seam crossing inside U ribs is stated to be welded.
U ribs welder provided by the invention, mobile platform can enter the inside of U ribs to be welded, and welding mechanism is set
On a mobile platform, drive mechanism driving mobile platform moves inside U ribs, and in moving process, welding mechanism is from the inside of U ribs
Weld the angle seam crossing of U ribs.
The welder directly from the interior welds of U ribs, can ensure the welding quality of U rib internal weld seams, avoid the occurrence of
From outside weldings when easily occur lack of penetration, incomplete fusion, inadequate depth of penetration the defects of, improve the welding quality of weld seam, make U
Rib and cover plate are welded into the higher U rib units of steadiness, U rib units is not easy because the problems such as crack, deformation occurs in external force.
, can meanwhile the welder is welded with identical posture and parameter to the angle seam crossing that U ribs contact with cover plate
To improve the uniformity of weld seam, the failure welding of weld seam is avoided, so as to improve the antifatigue degree of the U rib units after welding.
The welder, for the design feature of U ribs, a kind of brand-new welding manner is employed, is only capable of with prior art
Compared from outside single-sided welding, the U ribs welder can be welded inside U ribs, then coordinate existing outside weldings
Mode, two-sided welding can be carried out to the weld seam of U ribs, improve the welding quality of weld seam, reduce the welding of U rib internal weld seams not
It is good, the fatigue resistance of U rib units is improved, is increased the service life.
A kind of U ribs welding system that the present invention also provides, including multiple above-mentioned U ribs welders, multiple U ribs welders
It is set up in parallel simultaneously synchronization action.Because the U rib welders have above-mentioned technique effect, therefore the U ribs welding system also has phase
The technique effect answered.
In addition, the present invention also provides a kind of U rib welding methods using above-mentioned U ribs welder, the welder is used
When, welding mechanism is located inside U ribs, is moved rearwardly into welding final position from weld start position, welds the corner connection inside U ribs
At seam.The welding quality of weld seam inside the U ribs of above-mentioned welding method welding is higher, improves the fatigue resistance of U rib units.
Brief description of the drawings
Accompanying drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.
Fig. 1 ' is the structural representation for the U rib welders that embodiment of the present invention provides；
Fig. 2 is the schematic diagram that U ribs welder shown in Fig. 1 is welded to U ribs；
Fig. 3 is the flow chart of the method for welding U ribs provided by the invention；
Wherein, the corresponding relation between the reference in Fig. 1 and Fig. 2 and component names is as follows：
Welding gun 1；Mobile platform 2；Movable pulley 21；Position-limited wheel 22；Corner connection seam tracking structure 3；Swinging axle 31；Elastic component 32；
Follower head 33；Connector 34；Welding gun controller 4；Clamping device 41；Angle adjusting mechanism 42；Baffle plate 5.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the invention.
Fig. 1 and Fig. 2 are refer to, Fig. 1 is the structural representation for the U rib welders that embodiment of the present invention provides, and Fig. 2 is
The schematic diagram that the welders of U ribs shown in Fig. 1 are welded to U ribs.
In a kind of specific embodiment, the invention provides a kind of U ribs welder, including：
Mobile platform 2, mobile platform 2 can enter the inside of U ribs to be welded；
Welding mechanism, welding mechanism are arranged on mobile platform 2, to from the angle seam crossing of U rib interior welds U ribs；
Drive mechanism, drive mechanism driving mobile platform 2 move inside U ribs.
During using the U rib welders, mobile platform 2 enters the inside of U ribs, and drive mechanism drives mobile platform 2 in U ribs
Inside is mobile, in moving process, interior welds angle seam crossing of the welding mechanism from U ribs.
The welder can ensure the welding quality of U rib internal weld seams, avoid directly from the interior welds of U ribs
Occur from outside weldings when easily occur lack of penetration, incomplete fusion, inadequate depth of penetration the defects of, improve the welding matter of weld seam
Amount, makes U ribs and cover plate be welded into the higher U rib units of steadiness, makes U rib units be not easy to ask because crack, deformation etc. occurs in external force
Topic.
So in welding process, welding mechanism is consistent with the distance of the angle seam crossing of U ribs, with identical posture and parameter
The angle seam crossing of U ribs and cover plate is welded, the uniformity of weld seam can be improved, avoids the failure welding of weld seam, is obtained more
Good welding effect, improve the fatigue resistance of U rib units after welding.
The welder, for the design feature of U ribs, a kind of brand-new welding manner is employed, improves U rib internal weldings
The welding quality of seam.Compared with prior art is only capable of from outside single-sided welding, the U ribs welder can be carried out inside U ribs
Welding, then coordinate the mode of existing outside weldings, two-sided welding can be carried out to the weld seam of U ribs, improve the welding matter of weld seam
Amount, the failure welding of U rib internal weld seams is reduced, improve the fatigue resistance of U rib units, increase the service life.
Further, the head of the welding gun 1 of welding mechanism is located at the front end of mobile platform 2；Corner connection of the welding mechanism to U ribs
When being welded at seam, drive mechanism driving mobile platform 2 is moved rearwards.
In the present embodiment, described " preceding " original position for representing welding compares the direction of final position, " rear " to represent
The final position of welding compares the direction of original position.
In welding process, the moving direction of mobile platform 2 is gradually distance from welding position, can keep away on path free of moving
Spark, flue dust caused by there is welding, avoid the various devices of welding mechanism from being damaged because of spark, flue dust caused by welding
It is bad, extend the service life of welding mechanism.
In a kind of preferred embodiment, welding mechanism includes two symmetrically arranged welding guns 1, the head difference position of the two
In the both sides of mobile platform 2, the angle seam crossing of both sides inside U ribs can be respectively welded simultaneously, concrete structure refer to Fig. 1 and figure
2。
In the structure, in the moving process of mobile platform 2, two welding guns 1 can be simultaneously to the angle seam crossing of both sides inside U ribs
Welded, mobile platform 2 moves welding of the can completion to two side welds inside U ribs unit, improves welding efficiency.
In the respective embodiments described above, the corner connection seam tracking structure 3 of welding gun 1, corner connection seam tracking are additionally provided with mobile platform 2
Structure 3 has the follower head 33 of the rear side positioned at welding gun 1, and follower head 33 moves along corner connection seam, and corner connection seam tracking structure 3 is according to corner connection
The position of the position adjustment welding gun 1 of seam.
Each welding gun 1 is equipped with corner connection seam tracking structure 3, and corner connection seam tracking structure 3 is located at the rear side of welding gun 1, welded
Cheng Zhong, mobile platform 2 are moved rearwards, and the follower head 33 of corner connection seam tracking structure 3 first moves along corner connection seam, and welding gun 1 is diagonal again
Seam is welded.Follower head 33 is in the position of above trail angle seam, the position of the position adjustment welding gun 1 then stitched according to corner connection
Put, ensure that welding gun 1 aligns all the time with corner connection seam, so as to ensure the welding quality of welding mechanism.
In a kind of specific embodiment, corner connection seam tracking structure 3 includes swinging axle 31, elastic component 32 and connector 34；
Follower head 33 is located at the end of swinging axle 31, the one end of elastic component 32 connection swinging axle 31, other end connection mobile platform 2 so that pendulum
The follower head 33 of the end of moving axis 31 compresses corner connection seam all the time；The one end of connector 34 connects swinging axle 31, and the other end connects welding gun 1,
So that the head of welding gun 1 and the synchronization action of swinging axle 31.
Elastic component 32 connects mobile platform 2 and swinging axle 31, swinging axle 31 is had the trend swung out so that tracking
First 33, all the time against the edge of U ribs, edge and the sole shape angulation seam of U ribs, compress corner connection seam.The shape at U ribs edge or position
When putting change, the position of corner connection seam will change, and elastic component 32 enables to the change in location that swinging axle 31 stitches according to corner connection
Do and corresponding swing adjustment so that follower head 33 keeps contacting with the edge of U ribs all the time, ensure follower head 33 can all the time along
Corner connection seam movement.
The follower head 33 of corner connection seam tracking structure 3 can move along corner connection seam all the time, and the track that follower head 33 moves is
For the track of corner connection seam, the track that can be stitched according to corner connection adjusts welding gun 1, ensured in welding process, welding gun 1 stitches with corner connection all the time
Align.The mode of adjustment welding gun 1 position has a variety of, can be realized by way of mechanical structure, can also pass through the side of control
Formula is realized, can also be realized by way of mechanical structure and control are combined.
The corner connection seam tracking structure 3 is by setting connector 34 so that the head of welding gun 1 and the synchronization action of swinging axle 31.
Follower head 33 along corner connection seam move when, if corner connection seam position change, the track that follower head 33 will stitch along corner connection
Mobile, during being somebody's turn to do, swinging axle 31 does corresponding swing, while drives the head of welding gun 1 to do corresponding swing so that welding gun 1
Head all the time along corner connection seam welding, ensure that the head of welding gun 1 aligns with what corner connection was stitched.
Wherein, the function of the elastic component 32 in the structure is to provide pulling force so that swinging axle 31 has what is swung out to become
Gesture, the elastic component 32 can be spring, or other can realize the part of the function, for example, telescoping cylinder.
In another preferred embodiment, corner connection seam tracking structure 3 includes sensor and controller；Sensor be located at
Track first 33, the motion track of follower head 33 is passed into controller；Controller controls the shifting on the head of welding gun 1 according to motion track
It is dynamic.
The embodiment adjusts the position on the head of welding gun 1 by way of control.In the embodiment, follower head 33 and weldering
Rifle 1 can be acted respectively, first gather the motion track of follower head, and controller is controlled in the welding process of welding gun 1 according to motion track
Track, ensure that welding aligns, realize the welding of high quality.
Specifically, the track of the movement of welding gun 1, default rail of the track equivalent to follower head 33 can be preset in controller
Mark, when actual path is with desired guiding trajectory difference, follower head 33 does corresponding change, the position of follower head 33 that sensor will detect
Change passes to controller, and controller does corresponding adjustment according to the change Butt welding gun 1, welding gun 1 is welded according to the track of reality
Connect.
In the respective embodiments described above, baffle plate 5 is provided between the head of welding gun 1 and follower head 33.The baffle plate 5 can block weldering
Connect caused spark, flue dust etc..
Welding gun 1 and during 33 synchronization action of the follower head, it is necessary to head of welding gun 1 and closer to the distance, baffle plate 5 of follower head 33
Follower head 33 can be avoided to be soldered caused spark, flue dust damage, as shown in figure 1, baffle plate 5 can be arranged on connector 34
On.
In the respective embodiments described above, follower head 33 is provided with roller, and when mobile platform 2 moves, roller is stitched along corner connection and rolled.
When the corner connection seam tracking structure 3 moves, roller is stitched along corner connection and rolled, and the sliding friction of follower head 33 is transformed into rolling
Dynamic friction, it can reduce to sew up with corner connection and touch caused frictional force, so as to improve the service life of follower head and tracking accuracy.
In the respective embodiments described above, the downside of mobile platform 2 is provided with movable pulley 21；The both sides of mobile platform 2 are all provided with limited location
Wheel 22, the position-limited wheel 22 of both sides moves along the side wall inside U ribs.
Mobile platform 2 is supported by the movable pulley 21 on the downside of it, and is walked by movable pulley 21, is realized to U rib units
Welding.In welder welding process, the welding mechanism is located inside U ribs, and the position-limited wheels 22 of the both sides of mobile platform 2 is along U ribs
The roll inside of both sides, it can ensure that welding mechanism aligns between two parties in welding process, will not shift.
In above-mentioned each specific embodiment, the U ribs welder also includes image acquisition device and welding gun controller 4, figure
The image of the image and/or postwelding weld seam in welding process is gathered as collector, welding gun controller is used to weld according to Image Adjusting
The position of rifle 1.
Image acquisition device is arranged near the head of welding gun 1, gathers the figure of the image and/or postwelding weld seam in welding process
Picture, whether suitable, can be right by welding gun controller 4 if improper if can analyze the position of welding gun 1 according to above-mentioned image
The position of welding gun 1 is adjusted, to obtain optimal weld seam.
As shown in Fig. 2 welding gun controller 4 includes clamping device 41 and angle adjusting mechanism 42, the clamping weldering of clamping device 41
The head of rifle 1, angle adjusting mechanism 42 can control clamping device 41 to rotate, and then adjust the angle of welding gun 1, change welding gun 1
Position.
In a kind of preferred embodiment, U ribs welder includes two image acquisition devices, an image acquisition device collection
Image in welding process, another image acquisition device gather the image of postwelding weld seam.
Image and/or video in the welding process gathered according to an image acquisition device, staff can pass through weldering
The position of the real-time Butt welding gun 1 of gun controller 4 and state are adjusted, and are avoided welding from occurring bad, are obtained more preferable welding effect；
The image and/or video gathered according to another image acquisition device, staff can be assessed the welding effect of weld seam,
Decided whether to adjust the position of welding gun 1 according to weld seam situation.
In another preferred embodiment, U ribs welder includes an image acquisition device and angle converting structure, angle
Degree transformational structure allows hand over the angle of image acquisition device so that image acquisition device can show the image in welding process respectively
With the image of postwelding weld seam.
Angle converting structure is used for the angle for switching image acquisition device, makes image acquisition device in the first state, collection weldering
Image and/or video when rifle 1 welds to the angle seam crossing of U ribs, and in the second condition, gather the welding of U ribs
Weld seam image and/or video.Image acquisition device can alternately show above-mentioned two image, be welded according to welding process and postwelding
Seam, the position of welding gun 1 is adjusted by welding gun controller 4.
In the U rib welders, corner connection seam tracking structure 3 can be only set, can also only set image acquisition device and
Welding gun controller 4, image acquisition device and welding gun controller 4 can also be set while corner connection seam tracking structure 3 are set.
In welding process, the position for the position adjust automatically welding gun 1 that corner connection seam tracking structure 3 can stitch according to corner connection,
Ensure that welding gun 1 aligns with corner connection seam.In order to avoid the position inaccuracy for the welding gun 1 that corner connection seam tracking structure 3 adjusts, the process
In, staff can be observed by image acquisition device, be then adjusted by the head of the Butt welding gun 1 of welding gun controller 4, with
Reach optimal welding effect.
In the respective embodiments described above, drive mechanism includes spacing and/or adjustable for height drive leader, drive leader with
Mobile platform stabilization connects.The downside of drive leader can set support wheel.
Drive leader can be driven by electric and pneumatic mode, the spacing and/or height adjustable of drive leader, Ke Yigen
The height of drive leader is adjusted according to the thickness of bottom plate, so as to the bottom plate of different-thickness is adapted to, can also be according to the width adjustment of U ribs
The spacing of drive leader, to adapt to the U ribs of different model difference spacing.Drive leader is connected with the stabilization of mobile platform 2, is driven
Caused shake and concussion in dynamic guide rod moving process, are not transferred to welding mechanism, do not interfere with the welding matter of welding mechanism
Amount.
Specifically, drive leader is connected with mobile platform 2 by rubber universal joint, or is set in the junction of the two between buffering
Gap.Rubber universal joint and buffer gap can absorb shake and vibrations in drive leader moving process, mobile platform 2 is begun
Whole held stationary operation, the welding process of welding mechanism is not interfered with.
In further specific embodiment, drive leader inner hollow, its internal pipeline that welding mechanism is set.
, it is necessary to which each system cooperates in welding mechanism welding process, including wire feed system and plenum system etc.；Wire feed system
Unite and provide welding wire to welding gun 1, plenum system provides welding gas to welding gun 1, it is also necessary to which power supply is that welding gun 1 is powered.
Specifically, pipeline in drive leader include cable, gas pipeline, cooling water pipeline, wire feed pipeline, control line and
One or more in signal wire.
Each pipeline can be arranged in drive leader, can also specially set pipeline, and each pipeline can be arranged on a drive
In dynamic guide rod or a pipeline, it can also be distributed in drive leader and pipeline.
In the respective embodiments described above, the outsides of U ribs is provided with the moving track of mobile platform 2, the spacing of moving track and/or
Height adjustable.
In welding process, mobile platform 2 is located inside U ribs, is walked on bottom plate；One end of bottom plate is provided with moving track,
Before welding, mobile platform 2 is first walked on moving track, is gone on bottom plate, into U ribs inside welded；After welding, the bottom of from
Moved again on plate on moving track.
U ribs have different models, correspond to different physical dimensions respectively, can adjust moving track according to the size of U ribs
Spacing, to adapt to the U ribs of different model.
U ribs have different model, and bottom plate also has different thickness, the height adjustable of moving track, is adapted to different thickness
The bottom plate of degree.
Except above-mentioned U ribs welder, present invention also offers a kind of U ribs welding system, including multiple above-mentioned each implementations
U rib welders described in mode, multiple U ribs welders are set up in parallel and synchronization action.
U rib welders have above-mentioned technique effect, therefore the U ribs welding system also has corresponding technique effect, and can
To be welded to multiple U ribs simultaneously.
Fig. 3 is refer to, Fig. 3 is the flow chart of the method for welding U ribs provided by the invention.
The present invention also provides a kind of U rib welding methods using above-mentioned U ribs welder, comprises the following steps：
Step 1, the mobile platform provided with welding mechanism is made to enter inside U ribs；
Step 2, the mobile platform is driven to be moved to weld start position；
Step 3, the mobile platform is driven to be moved rearwardly into welding final position, welding mechanism pair described in moving process
Angle seam crossing inside U ribs is welded.
In the welding method, mobile platform is located inside U ribs, and welding stop bit is moved rearwardly into from weld start position
Put, weld the angle seam crossing inside U ribs.
The welding method is stitched from the corner connection of U rib interior welds U ribs, can be ensured the welding quality of U rib internal weld seams, be avoided
Occur from outside weldings when easily occur lack of penetration, incomplete fusion, inadequate depth of penetration the defects of, improve the welding matter of weld seam
Amount；In welding process, the moving direction of welding mechanism is gradually distance from welding position, avoids occurring on the path of welding mechanism movement
Spark, flue dust caused by welding, the various devices of welding mechanism are avoided to be damaged because of spark, flue dust caused by welding.Should
The welding quality of weld seam inside the U ribs of welding method welding is higher, improves the fatigue resistance of U rib units.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, but the invention is not limited in this.For those skilled in the art, the essence of the present invention is not being departed from
In the case of refreshing and essence, various changes and modifications can be made therein, and these variations and modifications are also considered as protection scope of the present invention.
Claims (14)
- A kind of 1. U ribs welder, it is characterised in that including：Mobile platform, the mobile platform can enter the inside of U ribs to be welded；Welding mechanism, the welding mechanism are arranged on the mobile platform, to from the corner connection of U ribs described in U rib interior welds At seam；Drive mechanism, the drive mechanism drive the mobile platform to be moved inside the U ribs；The head of the welding gun of the welding mechanism is located at the front end of the mobile platform；The weldering is additionally provided with the mobile platform The corner connection seam tracking structure of rifle, the corner connection seam tracking structure have the follower head of the rear side positioned at the welding gun, the tracking Head moves along corner connection seam, the position of corner connection seam tracking structure welding gun according to the position adjustment that the corner connection is stitched；The corner connection seam tracking structure includes swinging axle, elastic component and connector；The follower head is located at the swing shaft end, Described elastic component one end connects the swinging axle, and the other end connects the mobile platform so that described to swing the described of shaft end Follower head compresses the corner connection seam all the time；Described connector one end connects the swinging axle, and the other end connects the welding gun so that The head of the welding gun and the swinging axle synchronization action.
- 2. U ribs welder according to claim 1, it is characterised in thatWhen the welding mechanism welds to the angle seam crossing of the U ribs, the drive mechanism drive the mobile platform to After move；In welding process, mobile platform moves to the direction away from welding position；The drive mechanism include spacing and/ Or adjustable for height drive leader, the drive leader are connected with the mobile platform stabilization.
- 3. U ribs welder according to claim 2, it is characterised in that the welding mechanism is symmetrical arranged including two The welding gun, the head of the two is located at the both sides of the mobile platform, can be respectively welded two inside the U ribs respectively The angle seam crossing of side.
- 4. the U rib welders according to any one of claims 1 to 3, it is characterised in that the corner connection seam tracking structure bag Include sensor and controller；The sensor is located at the follower head, and the motion track of the follower head is passed into controller； The controller controls the movement on the head of the welding gun according to the motion track.
- 5. the U rib welders according to any one of claims 1 to 3, it is characterised in that the head of the welding gun with it is described Baffle plate is provided between follower head.
- 6. the U rib welders according to any one of claims 1 to 3, it is characterised in that the follower head is provided with roller, During the mobile platform movement, the roller is stitched along the corner connection and rolled.
- 7. the U rib welders according to any one of claims 1 to 3, it is characterised in that be provided with the downside of the mobile platform Movable pulley；The both sides of the mobile platform are equipped with position-limited wheel, and the position-limited wheel of both sides moves along the side wall inside the U ribs It is dynamic.
- 8. the U rib welders according to any one of claims 1 to 3, it is characterised in that also including image acquisition device and weldering Gun controller, described image collector gather the image of the image and/or postwelding weld seam in welding process, the welding gun controller For adjusting the position of the welding gun according to described image.
- 9. U ribs welder according to claim 8, it is characterised in that including two described image collectors, an institute The image in image acquisition device collection welding process is stated, another described image collector gathers the image of postwelding weld seam.
- 10. U ribs welder according to claim 8, it is characterised in that including a described image collector and angle Transformational structure, the angle converting structure allow hand over the angle of described image collector so that described image collector can The image of the image and postwelding weld seam in welding process is shown respectively.
- 11. the U rib welders according to Claims 2 or 3, it is characterised in that the drive leader is put down with the movement Platform is connected by rubber universal joint, or sets buffer gap in the junction of the two.
- 12. the U rib welders according to Claims 2 or 3, it is characterised in that the drive leader inner hollow, in it Portion sets the pipeline of the welding mechanism, and the pipeline in the drive leader includes cable, gas pipeline, cooling water pipe One or more in road, wire feed pipeline, control line and signal wire.
- 13. the U rib welders according to any one of claims 1 to 3, it is characterised in that the outside of the U ribs is provided with institute State the moving track of mobile platform, the spacing and/or height adjustable of the moving track.
- 14. a kind of U ribs welding system, it is characterised in that weld dress including the U ribs described in multiple any one of claim 1 to 13 Put, multiple U ribs welders are set up in parallel and synchronization action.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510240133.0A CN104816071B (en) | 2015-05-11 | 2015-05-11 | U ribs welder, U ribs welding system and U rib welding methods |
| PCT/CN2016/081630 WO2016180331A1 (en) | 2015-05-11 | 2016-05-11 | U-rib welding apparatus, u-rib welding system, and u-rib welding method |
| JP2018511316A JP6999544B2 (en) | 2015-05-11 | 2016-05-11 | U-rib welding equipment, U-rib welding system and U-rib welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510240133.0A CN104816071B (en) | 2015-05-11 | 2015-05-11 | U ribs welder, U ribs welding system and U rib welding methods |
Publications (2)
| Publication Number | Publication Date |
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| CN104816071A CN104816071A (en) | 2015-08-05 |
| CN104816071B true CN104816071B (en) | 2018-01-30 |
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| CN201510240133.0A Active CN104816071B (en) | 2015-05-11 | 2015-05-11 | U ribs welder, U ribs welding system and U rib welding methods |
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| Country | Link |
|---|---|
| JP (1) | JP6999544B2 (en) |
| CN (1) | CN104816071B (en) |
| WO (1) | WO2016180331A1 (en) |
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| CN104816071B (en) * | 2015-05-11 | 2018-01-30 | 高兴 | U ribs welder, U ribs welding system and U rib welding methods |
| CN104874898B (en) * | 2015-05-11 | 2017-07-04 | 高兴 | A kind of U ribs welder and its aligning guide |
| CN104785978B (en) * | 2015-05-11 | 2017-03-15 | 武汉锂鑫自动化科技有限公司 | A kind of U ribs welder and its adjustment mechanism |
| CN106112299A (en) * | 2016-08-19 | 2016-11-16 | 高兴 | The welder of a kind of U rib and welding system |
| CN106334894A (en) * | 2016-08-31 | 2017-01-18 | 高兴 | Manufacturing method of U rib unit |
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| CN106270930A (en) * | 2016-10-19 | 2017-01-04 | 武船重型工程股份有限公司 | Two-side synchronous welding method inside and outside a kind of U rib |
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-
2015
- 2015-05-11 CN CN201510240133.0A patent/CN104816071B/en active Active
-
2016
- 2016-05-11 WO PCT/CN2016/081630 patent/WO2016180331A1/en active Application Filing
- 2016-05-11 JP JP2018511316A patent/JP6999544B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018519168A (en) | 2018-07-19 |
| JP6999544B2 (en) | 2022-01-18 |
| WO2016180331A1 (en) | 2016-11-17 |
| CN104816071A (en) | 2015-08-05 |
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Denomination of invention: U-rib welding device, U-rib welding system and U-rib welding method Effective date of registration: 20220607 Granted publication date: 20180130 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: WUHAN LIXIN AUTOMATION TECHNOLOGY Co.,Ltd. Registration number: Y2022420000148 |
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