The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, according to an aspect of the present invention, a kind of automatic welding is disclosed to set
It is standby, the automatic welding device include workpiece fixation kit and weld assembly, wherein, the workpiece fixation kit include frame and
Work fixing device, frame is horizontally extending, and Work fixing device is arranged in the frame, for by workpiece to be welded
It is fixed in the frame;The weld assembly includes guide rail and welder, and guide rail is located at the one of the workpiece fixation kit
Side, and extended parallel to the frame;Welder is located on the guide rail and can moved along the guide rail, the welding dress
Put including welding gun, the welding gun is used to weld the workpiece with motion of the welder on the guide rail.
Preferably, the welder is plasma welding device, and it includes:Weld car and protection air lift piece supplying, welding
Parking stall is provided with the source of welding current, the welding gun is located at institute in that can move on the guide rail and along the guide rail in the welding car
State on welding car and be connected with the source of welding current;Protection air lift piece supplying be movably supported in the frame, and with it is described
Car connection is welded, to be synchronized with the movement with the welding car, for being provided when the welding gun welds the workpiece to the workpiece
Protect gas.
Preferably, the welding car and the protection air lift piece supplying are connected with each other by assembly pulley.
Preferably, video camera is provided with the welder, the shape for absorbing weld seam on the workpiece;It is described from
Dynamic welding equipment also includes display, and the display is connected with the video camera.
Preferably, micromatic setting is additionally provided with the welding car, the micromatic setting includes:Fixture, it is fixed on
On the welding car;And adjustable member, it can be adjustably fixed on the fixture up and down relative to the fixture, institute
Welding gun is stated to be fixed in the adjustable member.
Preferably, the Work fixing device includes multiple workpiece tension parts, and each workpiece tension part includes:Vacuum
Sucker, it has absorption surface, for making the absorption of workpieces in the absorption surface;And vacuum generator, it is aspirated
Mouth is connected to the vacuum cup.
Preferably, the workpiece tension part also includes:Cylinder, the cylinder body of the cylinder is fixed in the frame;And
Floating junction, the floating junction is connected between the piston rod of the cylinder and the vacuum cup.
Preferably, the Work fixing device also includes bracket, and the bracket can adjustably be fixed on the frame up and down
On, for workpiece described in the supported underneath in the workpiece.
Preferably, the frame includes workpiece laminating frame, and it is located at the side of the close workpiece of the frame, is used for
The workpiece is conformed to thereon, the workpiece laminating frame is in 0 ° to 10 ° for the surface for workpiece of fitting and vertical direction
Angle.
According to another aspect of the present invention, a kind of automatic soldering method for being used to splice plate workpiece is also disclosed, and it is wrapped
Include following steps:The first plate workpiece is fixed, first plate workpiece is in 0 ° to 10 ° of angle with vertical direction, and make
The side to be welded of first plate workpiece is horizontally extending;The second plate workpiece is fixed, makes the second tabular work
Part is located above first plate workpiece, and in being generally aligned in the same plane with first plate workpiece, and make second plate
The to be welded of shape workpiece is abutted in described to be welded with first plate workpiece;Along first plate workpiece
Described to be welded carry out Plasma Welding in described to be welded with second plate workpiece.
The present invention has following technique effect:
In the automatic welding device of the present invention, the Work fixing device in workpiece fixation kit can be by the tabular work of overlength
Part is along frame bearing of trend(I.e. horizontally extendingly)It is fixed in frame;Meanwhile, prolong because guide rail is parallel with frame
Stretch, so the welder on guide rail can be welded when moving along the rail to the edge fit to be welded of workpiece, so that should
Construction, position that automatic welding device passes through workpiece fixation kit, guide rail and welder etc. coordinates, and realizes to overlength
The automatic welding of plate workpiece.So as to which automatic welding device of the invention solves plate workpiece in the prior art to overlength
The problem of welding manner that manual welding or submerged-arc welding etc. can only be used less efficient, and allow to make in welder
With the efficient welding manner such as Plasma Welding, to improve welding efficiency and welding quality.
Additionally, it is appreciated that those skilled in the art can set according to the length of workpiece to be welded to automatic welding
Standby length makes design, that is, design automatic welding device in frame and the length of guide rail, be allowed to it is corresponding with the length of workpiece or
More than the length of workpiece, you can conveniently realize the suitable automatic welding device matched with workpiece.
A series of concept of reduced forms is introduced in Summary, this will enter in embodiment part
One step is described in detail.The key that present invention part is not meant to attempt to limit technical scheme claimed is special
Seek peace essential features, the protection domain for attempting to determine technical scheme claimed is not meant that more.
Below in conjunction with accompanying drawing, advantages and features of the invention are described in detail.
Embodiment
In the following description, a large amount of concrete details are given to provide more thorough understanding of the invention.So
And, it will be apparent to one skilled in the art that the present invention can be able to without one or more of these details
Implement.In other examples, in order to avoid obscuring with the present invention, do not enter for some technical characteristics well known in the art
Row description.
In order to thoroughly understand the present invention, detailed structure will be proposed in following description.Obviously, execution of the invention is simultaneously
It is not limited to the specific details that those skilled in the art is familiar with.Presently preferred embodiments of the present invention is described in detail as follows, but
In addition to these detailed descriptions, the present invention can also have other embodiment.
According to an aspect of the present invention, a kind of automatic welding device is disclosed, the automatic welding device can be used for tabular
The welding of workpiece.As depicted in figs. 1 and 2, automatic welding device according to an embodiment of the invention includes workpiece fixation group
Part 1 and weld assembly 2, workpiece fixation kit 1 have horizontally extending longer construction, and being mainly used in will be to be welded
The plate workpiece of overlength(Not shown in figure)It is fixed thereon, weld assembly 2 is mainly used in automatically along the to be welded of workpiece
Side be weldingly fixed on workpiece on the workpiece fixation kit 1.The automatic welding device also includes controller(It is not shown), it is used for
Control the welding job of weld assembly 2.
Specifically, as depicted in figs. 1 and 2, in the present embodiment, workpiece fixation kit 1 includes frame 11 and workpiece fixes dress
Put 12.Frame 11 is usually to be formed by steel square tubes soldering, and Work fixing device 12 is arranged in frame 11, for will be to be welded
Workpiece be fixed in frame 11.In the present embodiment, frame 11 is horizontally extending, so that the workpiece of overlength can be along level
Direction extends against which, so that convenient weld to super long workpiece.Preferably, this is fixed on the workpiece in frame 11
It is resisted against in a slanted state in frame 11, it is in predetermined angle with vertical direction, hereafter will be in a preferred scheme to this
It is described in detail.On the development length of frame 11, those skilled in the art can provide according to the length of workpiece
The design of body, the present invention is not intended to be defined it.
In addition, it can further be seen that in the present embodiment, weld assembly 2 includes guide rail 21 and welder from Fig. 1 and Fig. 2
22.Guide rail 21 is located at the side of above-mentioned workpiece fixation kit 1, because guide rail 21 is used to place welder 22(Following article),
Therefore the side of the placement guide rail 21 of workpiece fixation kit 1 is also the side for placing workpiece, to cause welder 22 to workpiece
Welded.The guide rail 21 equally state in extension of shape, and bearing of trend is parallel with the bearing of trend of frame 11 in the horizontal direction.
The welder 22 is located on guide rail 21, and can be moved back and forth along guide rail 21.Welder 22 is connected with controller noted above, by
Controller controls motion of the welder 22 along guide rail 21.Because the bearing of trend of guide rail 21 is put down with the bearing of trend of frame 11
OK, the welder 22 therefore on guide rail 21 can be with its motion on guide rail 21 to being fixed in frame 11 super long workpiece
Edge fit to be welded welded, that is, cross weld is welded.Specifically, welder 22 includes welding gun 221a, with
Motion of the welder 22 along guide rail 21, welding gun 221a alignment cross welds complete above-mentioned welding action.
Understood according to described above, workpiece fixation kit 1, guide rail 21 and weldering are passed through according to the automatic welding device of the present invention
Construction, position of connection device 22 etc. coordinate, and realize the automatic welding to the plate workpiece of overlength.So as to, it is of the invention from
Dynamic welding equipment is solved can only use manual welding or submerged-arc welding etc. less efficient the plate workpiece of overlength in the prior art
Welding manner the problem of, and allow to using the efficient welding manner such as Plasma Welding in welder, to carry
High welding efficiency and welding quality.
Welder can be any suitable type.Preferably, for example in the present embodiment, welder is plasma
Welder, Plasma Welding has many good qualities relative to the welding of the non-plasma such as traditional manual welding or submerged-arc welding, all
Such as speed of welding is high, single welding can significantly increase the efficiency of welding with double-faced forming, penetration capacity by force.As above
Literary described, the plasma welding device is arranged on guide rail 21 in which can move back and forth so that the work of welder 22 can be with
Do not limited by the length of workpiece to be welded, so as to realize the welding to overlength plate workpiece.
In addition, in the present embodiment, workpiece to be welded includes the two up and down overlength plate workpieces being placed adjacent(It is not shown),
In other embodiments in accordance with the invention, automatic welding device can also weld more than two works of neighbouring setting
Part, need to only make corresponding change to frame 11, the composition of Work fixing device 12 and welder 22, structure etc.(For example
When welding three workpiece of neighbouring setting, it is desirable to have two welding guns).
Further, as shown in Fig. 2 the plasma welding device includes welding car 221 and protection air lift piece supplying 222.On
Welding gun 221a described in text is arranged on welding car 221, and in face of the front of workpiece to be welded.It is appreciated that in the present embodiment
In, the front of workpiece to be welded be in Fig. 1 towards reader and Fig. 2 in towards it is right while(Note, in Fig. 1 and Fig. 2 simultaneously
Not shown workpiece to be welded), correspondingly, opposite one side is the back side of workpiece to be welded.Welding electricity is provided with welding car 221
Source 221b, source of welding current 221b is electrically connected with welding gun 221a, to provide the welding of workpiece electric power for welding gun 221a, and controls weldering
The operational factors such as rifle 221a power.Welding car 221 is arranged on guide rail 21 and can be under the control of the controller along guide rail 21
Backhaul it is dynamic so that welding gun 221a with the motion of welder 22 welding workpiece.It is highly preferred that controller can be with welding electricity
Source 221b connections, to control source of welding current 221b part or all of action.Protection air lift piece supplying 222 is supported in frame 11,
And can be moved back and forth along the bearing of trend of frame 11, for being provided while welding gun 221a welds the workpiece to back of work
Protect gas.As shown in figure 3, in a preferred embodiment, being provided with gas shield case 222a in protection air lift piece supplying 222, thereon
Protection gas outlet 222b is provided with, the protection gas being stored in gas shield case 222a is distributed via protection gas outlet 222b.
Pass through and protection air lift piece supplying 222 be provided in frame 11, it is possible to reduce weld seam heat effect bandwidth so that weld seam preferably into
Shape, it is to avoid workpiece is oxidized.
It is appreciated that there is provided the welding car 221 of welding action and the protection air lift confession for providing protection gas in the present embodiment
Part 222 is located at the front and back of workpiece to be welded respectively, and workpiece is carried out thereby using the automatic welding device of the present embodiment
During welding, the tow sides distributed in workpiece to be welded of welding gun 221a welding action and protection gas are carried out simultaneously.According to Shen
The practice asked someone, compared with the mode that welding gun commonly used in the prior art and protection gas are located on the same face of workpiece, uses this
This welding manner of embodiment, appearance of weld is more preferable.
It is appreciated that when carrying out welding job using welder 22, therefore, to assure that protection air lift piece supplying 222 and welding
The motion of car 221 is synchronous.The protection air lift piece supplying 222 and welding car 221 between it is synchronous can be by electric, mechanical etc. various
Mode ensures.For example, controller can be connected to welding car 221 and protection air lift piece supplying 222 simultaneously, and control both synchronous
Move on ground.In a further preferred embodiment, protection air lift piece supplying 222 is mechanically connected with welding car 221 so that when welding car
221 on guide rail 21 when moved to be welded to workpiece, and protection air lift piece supplying 222 can be transported with welding car 221 is synchronous
It is dynamic, to ensure that welding positive to workpiece and the offer of back-protective gas can be carried out synchronously.
Preferably, welding car 221 and protection air lift piece supplying 222 are connected with each other by assembly pulley, to reach that welding car 221 exists
When simultaneously welding workpiece is moved on guide rail 21, the effect that protection air lift piece supplying 222 can be synchronized with the movement.The side of being preferable to carry out of the present invention
The mode that formula is connected by using assembly pulley is not only laborsaving but also saves the energy, in addition, welding car 221 and protection air lift piece supplying
The quality of 222 weld seam for better assuring that workpiece to be welded that is synchronized with the movement, for avoiding its oxidation from serving significant work
With.
According to a preferred embodiment of the present invention, video camera is provided with welder 22, it is to be welded for absorbing
The shape of the weld seam of workpiece.In a preferred embodiment, it is each provided with one in welding car 221 and protection air lift piece supplying 222
Video camera on individual video camera, welding car 221 is used for the positive welding feelings of the motion capture workpiece to be welded with welding car 221
Video camera in condition, protection air lift piece supplying 222 is used for the back side of the motion capture workpiece to be welded with protection air lift piece supplying 222
Welding situation.Because the back side of workpiece to be welded is dark, may influence absorb image effect, therefore it is further preferred that
Lighting device is additionally provided with protection air lift piece supplying 222, to improve the quality of intake image.Preferably, automatic welding device is also
Including display(It is not shown), the shooting mechatronics of itself and two, with the weld seam shape for the workpiece to be welded for showing video camera intake
Shape, in order to which operating personnel are observed for example to adjust the operational factor of welding job.
Furthermore it is preferred that as shown in Fig. 2 micromatic setting is additionally provided with welding car 221, for Butt welding gun 221a perpendicular
The upward position of Nogata is finely adjusted, and welding gun 221a is accurately aligned with the side to be welded of workpiece.The micromatic setting includes
Fixture 221c and adjustable member 221d, fixture 221c are fixed on welding car 221;Adjustable member 221d is fixed on fixture
On 221c, and it can be adjusted up and down relative to fixture 221c.Welding gun 221a described above is fixed on adjustable member 221d,
So as to the adjustable member 221d fine setting for adjusting up and down and realizing upper-lower position.As shown in Figure 2, in the present embodiment,
Fixture 221c is screw mandrel, and its lower end is fixed on welding car 221, and adjustable member 221d is adjustably connected to the upper of screw mandrel
Portion.The setting of micromatic setting can correct position deviations of the welding gun 221a relative to weld seam in real time, so as to further improve weldering
Connect quality.
Preferably, as shown in Figure 1, Figure 2 and Figure 4, the above-mentioned Work fixing device 12 in frame 11 includes multiple
Workpiece tension part 121.It is further preferred that 121 points described of multiple workpiece tension parts is two groups up and down, two groups of workpiece above and below this
Tension part 121 is respectively used to fix above-mentioned two plate workpiece.Certainly, the plurality of workpiece tension part 121 can also be according to specific
Situation is divided into multigroup, and to fix multiple plate workpieces respectively, those skilled in the art can set its point according to actual needs
Into group number, the present invention is not intended to restrict it.Preferably, as shown in figure 4, each workpiece tension part 121 includes
Vacuum cup 121a and vacuum generator(It is not shown).Vacuum cup 121a has absorption surface, for by workpiece to be welded
Absorption is on absorption surface;Vacuum generator is, for example, vavuum pump, and it has pump orifice, and the pump orifice is connected to vacuum cup
121a, to aspirate away the air in vacuum cup 121a when needing to fix workpiece, realizes vacuum cup 121a and workpiece
Between space in certain vacuum degree, to play a part of fixed workpiece to be welded.Inhaled using vacuum generator and vacuum
Disk 121a adsorbs the mode of workpiece to be welded, on the one hand can effectively adsorb workpiece to be welded, play good fixation,
Another aspect which is simple in construction and economy, can be effectively cost-effective.
With continued reference to Fig. 4, it is further preferred that above-mentioned workpiece tension part 121 also includes cylinder 121b, the cylinder 121b
Cylinder body be fixed on the frame 11(With reference to Fig. 2)On, cylinder 121b piston rod 121c is connected to vacuum cup 121a, passes through
Piston rod 121c moving back and forth in cylinder 121b and push-and-pull vacuum cup 121a to and fro.Specifically, when need will be to be welded
Connect workpiece and be placed against frame 11(With reference to Fig. 1 and Fig. 2)When upper, the cylinder 121b of all workpiece tension parts of respective sets was controlled
Action, its piston rod 121c is retracted vacuum cup 121a, space provided with the placement for workpiece to be welded;When to be welded
Workpiece has been placed on frame 11(With reference to Fig. 2)After upper, the cylinder 121b of all workpiece tension parts of respective sets action is controlled,
Its piston rod 121c is forward extended out, vacuum cup 121a is released, and makes vacuum cup 121a absorption surface and workpiece
Rear-face contact, so as to adsorb workpiece to be welded.
It is further preferred that as shown in Figure 4, workpiece tension part 121 also includes floating junction 121d, the floating junction
121d is connected between above-mentioned piston rod 121c and vacuum cup 121a, and floating junction 121d can efficiently control vacuum suction
Disk 121a direction, makes it can be with the rotation of multi-direction multi-angle, can comply with the position of workpiece to be welded and correspondingly oneself
The angle of dynamic regulation itself, so as to adsorb workpiece well, to play well fixed effect.According to going back for the present invention
One preferred embodiment, workpiece tension part 121 also includes vacuum induction valve 121e, the vacuum induction valve 121e and vacuum cup
121a connections, can be used for sensing the vacuum in vacuum cup 121a, so that vacuum generator is according to the vacuum in sucker
And precisely control and action is vacuumized to vacuum cup 121a.
Preferably, as shown in Fig. 2 frame 11 includes workpiece laminating frame 111, it is located at the close workpiece to be welded of frame 11
Side --- be in the present embodiment the front side of frame 11, so that workpiece to be welded is conformed to thereon.Further preferably
Ground, what workpiece fitted frame 111 is in 0 ° to 10 ° of angle for the surface for workpiece to be welded of fitting and vertical direction.Workpiece is fitted
Frame 111 enables to multiple workpiece to be welded to lean against on workpiece laminating frame 111 in the deflection of the predetermined angular, has
Preferably overlapped beneficial to multiple workpiece to be welded.The predetermined angle can be the arbitrary value in the range of 0 ° to 10 °.When
So, the angle can also be more than 10 °.If however, the magnitude of inclination increase in workpiece laminating frame 111 opposed vertical direction, possible
The pressure that workpiece above can be caused to be pointed to the workpiece of lower section can diminish, and the welding quality to weld seam is likely to result in one
Fixed influence.It is therefore preferred that workpiece laminating frame 111 be used for fit workpiece to be welded surface and vertical direction angle
For 0 ° to 10 °.
In addition, go out as shown in figures 2 and 5, in order that the fixed effect of workpiece to be welded is more preferable, it is preferable that workpiece
Fixing device 12 also includes bracket 122, and the bracket 122 is arranged on the bottom of the workpiece laminating frame 111 of frame 11, in fixation
In the supported underneath of the workpiece to be welded in frame 11 workpiece.The bracket 122 includes two horizon bar 122a being parallel to each other
Through hole, each horizon bar 122a are respectively arranged with two vertical bars 122b, each vertical bar 122b being parallel to each other two ends
All it is connected respectively with two vertical bar 122b by the through hole.The two ends of each horizon bar are designed with external screw thread, and each water
The two ends of flat bar are respectively bolted with a locknut.It is further preferred that vertical bar 122b can along horizon bar 122a length
Direction movement is spent, bracket 122 is fixedly clamped on the correct position for fitting frame 111 in workpiece by locknut, wherein workpiece
The corresponding square tube of laminating frame 111 is clamped between two horizon bar 122a.The preferred embodiment of the present invention causes bracket 122
It is removably attached in frame 11, and its position can be adjusted along above and below the vertical direction of frame 11, to adapt to different in width
Plate workpiece to be welded.
As described above, workpiece laminating frame 111 is in 0 ° to 10 ° for the surface for workpiece to be welded of fitting and vertical direction
Angle, and bracket 122 is arranged on workpiece laminating frame 111, and therefore, " up and down adjust " herein refers to fit along workpiece
The regulation up and down in vertical direction with certain angle of the bearing of trend up and down of frame 111, the angle can be 0 ° to 10 °.Specifically
Ground, when the wider width of plate workpiece to be welded, can be such that bracket 122 is moved downwards along frame 11;And when workpiece
During narrower width, bracket 122 can be made to be moved upward along frame 11, so that workpiece to be welded can be supported, so as to meet not
With the demand of the workpiece of width.Using bracket 122 in workpiece supported underneath workpiece to be welded, workpiece can be made more securely to fix
In frame 11, so as to further ensure that fixed effect.
Practice operation in, first can by one in workpiece to be welded with crane lifting to lean to workpiece laminating frame 111,
Then bracket 122 is transferred to appropriate position according to the width of workpiece to be welded, though it holds the following of workpiece, and under
One group of workpiece tension part of side fixes workpiece;Then another in workpiece to be welded is lifted on by fixed with crane
The top of workpiece to be welded, makes the side to be welded of two workpiece(The lower edge and the top edge of underlying workpiece of workpiece above i.e.)
It is adjacent;Then one group of workpiece tension part above use fixes the workpiece of top.Then control welds car 221 and synchronous
Protection air lift piece supplying 222 it is synchronous moved along guide rail 21 so that welding gun 221a under source of welding current 221b control with welding
The motion of car 221 and Plasma Welding is carried out to the side to be welded of two plate workpieces up and down, while making protection air lift piece supplying
222 pairs of welding positions provide protective gas.
A kind of automatic soldering method for being used to splice plate workpiece is also disclosed according to another aspect of the present invention.According to
The automatic soldering method of the embodiment of the present invention comprises the following steps:
The first step:The first plate workpiece is placed, makes the first plate workpiece and the angle that vertical direction is in 0 ° to 10 °, so that
Obtain first plate workpiece and be easier overlap joint with other workpiece to be welded, and make the edge to be welded of the first plate workpiece
Horizontal direction extends, and afterwards fixes the first plate workpiece;
Second step:The second plate workpiece is lifted on above the first plate workpiece with crane, makes itself and the first plate workpiece
Overlap joint and in being generally aligned in the same plane with the first plate workpiece, the second plate workpiece is fixed, and cause treating for the second plate workpiece
Welding is abutted in be welded with the first plate workpiece, to carry out ensuing welding;
3rd step:Along the first plate workpiece it is to be welded carried out in be welded with the second plate workpiece etc. from
Son welding, protection gas is simultaneously provided while welding at the back side of workpiece to be welded, to avoid workpiece to be welded from aoxidizing, improves weldering
Stitch quality.
The present invention is illustrated by above-described embodiment, but it is to be understood that, above-described embodiment is only intended to
Citing and the purpose of explanation, and be not intended to limit the invention in described scope of embodiments.In addition people in the art
Member according to the teachings of the present invention it is understood that the invention is not limited in above-described embodiment, can also make more kinds of
Variants and modifications, these variants and modifications are all fallen within scope of the present invention.Protection scope of the present invention by
The appended claims and its equivalent scope are defined.