CN107322136A - One side automatic soldering method for diesel engine base frame straight bead - Google Patents
One side automatic soldering method for diesel engine base frame straight bead Download PDFInfo
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- CN107322136A CN107322136A CN201710516082.9A CN201710516082A CN107322136A CN 107322136 A CN107322136 A CN 107322136A CN 201710516082 A CN201710516082 A CN 201710516082A CN 107322136 A CN107322136 A CN 107322136A
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- engine base
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Classifications
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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
- B23K9/16—Arc welding or cutting making use of shielding gas
-
- 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
- B23K9/095—Monitoring or automatic control of welding parameters
-
- 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
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
Abstract
A kind of one side automatic soldering method for diesel engine base frame straight bead, the system integration of automatic welding special plane is realized by the way of driver is combined using work station, board, includes work station, main track member, portal frame part, cantilever torch, cross governor motion, welding swing mechanism, the source of welding current, conductive mechanism, dust treatment part and tracking servo system；The system integration is used as control core using work station, the function that motion control, tracking, torch swinging, welding, communication, data acquisition, presentation of information and the working state of system of portal frame part, main track member, welding swing mechanism, cantilever torch and the source of welding current are monitored is realized by tracking servo system, mode of operation is symmetrically welded using the autonomous seam tracking and double-station synchronous of teaching type two point locations of head and the tail, the Pulse Width Control for not only having controlled arcing power but also having adjusted welding arc heat input is introduced, being welded in real time from motion tracking for multiple tracks multilayer welding is realized.The present invention improves the reliability and stability of production efficiency, weldquality and system.
Description
Technical field
The present invention relates to the technique for welding of marine diesel part, and in particular to one kind is used for diesel engine base frame
The one side automatic soldering method of straight bead, belongs to welding technology field.
Background technology
Developed rapidly into World Shipbuilding Industry since 21 century, be used as the high-power bavin of low speed of current ship major impetus
The demand cumulative year after year of oil machine, quality requirement also more and more higher, this is proposed to the manufacturing technology of low speed high power diesel engine
Higher requirement.It is well known that low speed high power diesel engine is large steel welding structural element, traditional welding manufacture technique one
As using manual CO2Gas-shield welding method, the operation that the welding quality of this method is heavily dependent on welder is ripe
Practice degree and the work physical and mental statuse of welder, not only welding efficiency is not high, while it is difficult to ensure that stable welding quality.Although
Some existing automatic welding methods are succeeded in developing and attempt to be applied in diesel engine base, the welding of frame, but application effect
Show, these automatic welding techniques still suffer from not high, seam tracking system antijamming capability deficiency of stability of control system etc.
Defect, especially backing welding welding quality can not meet classification society's requirement, therefore its application is limited to.
Find, Chinese patent literature CN1405482, publication date 2003-3-26, record through being retrieved to prior art literature
A kind of " low-speed diesel engine frame welding method ", the technology is suitable using certain welding using positioning the auxiliary clamps such as iron pipe
Sequence, or change groove type, and use the methods such as pad of different shapes instead, go the welding for solving frame to become from technological angle
Shape problem, to improve welding quality, so as to improve welding efficiency to a certain extent and ensure that welding quality.But the welding
Method still using manual semiautomatic welding method, has equally existed not high welding efficiency, welding quality unstable, Welder
Work amount greatly, welding quality by different welders the deficiency such as artifical influence factor is big, while to the healthy of welder and weldering
The control for connecing quality is all totally unfavorable.Chinese patent literature CN 102009275 B, publication date 2012-9-5, describe one kind
" robot welding system for being used for marine diesel frame support ", laser video is utilized that patent describes one kind in welding process
Feel that sensor carries out the automatic soldering method of real-time tracking welding, it uses laser vision sensor to gather laser stripe and projected
Pattern distortion produced by weld groove, but the technology uses and real-time tracking carried out in welding process, and laser vision
Sensor is highly prone to splashing, flue dust and the electricity produced in welding process during the laser image of collection welding groove
The influence of arc, so as to cause easily to produce welding deviation phenomenon, has severely impacted welding quality；In addition, welding process is produced
High temperature, flue dust, electric arc etc. caused by adverse circumstances, the job stability of control system is also had influence on to a certain extent；
Particularly, the robot welding system can't reliably solve the technological problemses of steel plate backing welding at present.Therefore, according to diesel oil
The products characteristics of machine support frame, for the spy in diesel engine base frame largely for the longer steel plate straight bead of length
Point, develop new welding technique method with adapt to high-quality current low speed high power diesel engine, high efficiency, low cost manufacture will
Ask extremely urgent.
The content of the invention
It is an object of the present invention to be used for the weldering of diesel engine base frame straight line there is provided one kind in view of the shortcomings of the prior art
The one side automatic soldering method of seam, to reach the influence and lifting weld seam matter that improve production efficiency, reduction environment to tracking system
The effect of amount.
In order to realize the above object the technical scheme that the present invention is provided is as follows：
A kind of one side automatic soldering method for diesel engine base frame straight bead, using work station, board and drive
The mode that dynamic device is combined realizes the system integration of automatic welding special plane, includes work station, main track member, portal frame portion
Part, cantilever torch, cross governor motion, welding swing mechanism, the source of welding current, conductive mechanism, dust treatment part and tracking are watched
Dress system；The system integration realizes the portal frame using the work station as control core by the tracking servo system
Part, main track member, welding swing mechanism, the motion control of cantilever torch and the source of welding current, tracking, torch swinging, welding,
The function that communication, data acquisition, presentation of information and working state of system are monitored, using the weld seam rail of teaching type two point locations of head and the tail
Mark is planned and double-station synchronous is symmetrically welded mode of operation, and introducing had not only controlled arcing power but also adjusted welding arc heat input
Pulse Width Control, realizes that the one side multiple tracks multilayer welding of the diesel engine base frame straight bead is welded in real time from motion tracking.
Further, described tracking servo system includes motion control card and data collecting card, passes through the portal frame
Part realizes the autonomous seam tracking of two point locations of the teaching type head and the tail, it is to avoid the tracking servo system is by welding arc light and cigarette
The influence of dirt, it is ensured that adaptability of the weld joint tracking under the conditions of the single-side multi-layer multi-pass welding of straight bead.
Further, described work station uses sealed body structure, and reaches constant temperature with window air conditioner guarantee environment
Constant humidity operating mode, the functional reliability and stability of the anti-marine climate of antidusting to improve control core.
Further, the welding gun of double lance type structure is provided with described cantilever torch.
Further, described welding swing mechanism includes AC servo motor and TPG decelerators, and control is reached by PLC
Swing angle, speed and the parked time of the welding gun are made, realizes that the various wobbling actions of the welding gun and the quick of state cut
Change.
Further, described conductive mechanism is grounding connection between the source of welding current and workpiece, including two sliding blocks
With busbar；When the portal frame part is moved, two sliding block is slided and mutually face contact, each cunning on the busbar
Block can according to the working face of the busbar on three-dimensional automatic position adjusting function state, with ensure it is reliable with the busbar
And fully contact is conductive.
Further, described main track member includes main orbit frame, guide rail fixed plate, main guide rail, rack, guide rail pulling shaft
And guide rail clip, the main orbit frame is weld assembly, and the guide rail fixed plate is welded on the main orbit frame, the guide rail
The main guide rail is pressed in the guide rail fixed plate by pressing plate, and is adjusted by screw between the main guide rail and guide rail fixed plate
Distance is so that effective between realizing end face between the height satisfaction requirement of the main guide rail, each main guide rail by the guide rail pulling shaft
Connection, the linearity of the main guide rail is adjusted by being arranged at the screw of the guide rail fixed plate both sides, and the rack is used for
The walking of the portal frame part, is installed on the side of the main guide rail.
Further, described portal frame part includes ground-engaging element and main element；The main element is use side
Two layers of door type structure part of pipe welding, is used as the work station, cantilever torch, cross governor motion, welding swing mechanism, weldering
Connect the supporting body of power supply, dust treatment part and tracking servo system；The ground-engaging element includes AC servo motor, slowed down
Device, relocation mechanism and drive gear, the AC servo motor and decelerator are arranged on the relocation mechanism, and pass through spring
Pressure make the drive gear all the time with the rack keep good engagement.
Compared with prior art, present invention offers following technique effect：
Compared to manual CO2Gas-shield welding method ---
1st, the welding quality of manual welding is heavily dependent on the skilled operation degree and working condition of welder, general weldering
Connect inefficient, it is impossible to carry out the continuous welding of longer weld seam, while it is difficult to ensureing stable welding quality.The present invention uses special
Machine is welded, and successfully realizes multi-pass welding seam welding, meanwhile, swing welding is realized using swing mechanism is welded,
Per pass weld seam realizes continuous welding and not interrupted, and the reliable effect of weld appearance beautiful appearance, steady quality has been reached, so as to subtract
The workload of Shao Liaohou roads polishing.
2nd, the present invention uses rush-harvesting and rush-planting pattern, is welded using special welding machine, and every operator can realize while control 2~4
Welding gun (1~2 special plane), welding production efficiency is greatly improved.
3rd, the mode that rush-harvesting and rush-planting is synchronously symmetrically welded has efficiently controlled workpiece deformation, reduces follow-up firer's correction work
Amount, improves product quality.
4th, using dust treatment system, infringement of the dust to human body is reduced, the generation of occupational disease is reduced.
Compared to other automatic welding methods and welding equipment, the present invention also brings following prior technology effect
Really：
1st, the present invention employs special sealedly body structure, and use window to the work station as system control core
Air-conditioning has ensured that control core part reaches the operating mode of constant temperature and humidity, so as to substantially increase the antidusting of control core, anti-ocean
The functional reliability and stability of weather.
2nd, the portal frame tracking servo system of the invention by compositions such as motion control card, data collecting cards, using teaching
The autonomous seam tracking of the point location of formula head and the tail two, simplify welding operation, reduce the complexity of tracking system, it is to avoid tracking
System is influenceed by welding arc light, flue dust on sensor, it is ensured that weld joint tracking is in diesel engine slab length, straight weld multilayer multiple tracks
Adaptability under the conditions of weldering.
3rd, the present invention introduces Pulse Width Control in the motion control to components such as welding swing mechanism, the sources of welding current, both
Arcing power is controlled, the heat input of welding arc is have adjusted again, diesel engine base frame slab length, straight weld is realized
One side Full-automatic welding, substantially increases the production efficiency and automaticity of welding.
Brief description of the drawings
Fig. 1 is the control system schematic diagram for welding method of the present invention.
Fig. 2 is the structural representation of the special welding machine for the present invention.
Fig. 3 is Fig. 2 side view.
In figure：1-middle security platform, 3-main track member, 4-conductive mechanism, 5-jig, 6-portal frame
Part, 7-cantilever torch, 8-dust treatment part, 9-work station, 10-source of welding current, 11-safe fence, 12-cross
Governor motion, 13-welding swing mechanism.
Embodiment
The present invention relates to a kind of CO2Welding method, particularly to long, straight groove welding on diesel engine base, the slab of frame
The automatic welding method of the one side full penetration of seam.The welding method of the present invention uses " two-point locating for long, thick, straight weld
Method " weld seam and welding process positioning in real time, realizes the arrangement welding bead of multiple tracks multilayer welding, while realizing pendulum using swing mechanism is welded
Dynamic welding, to improve welding efficiency.
Come below in conjunction with the accompanying drawings with specific embodiment to of the present invention for diesel engine base frame straight bead
One side automatic soldering method is further elaborated, but can not be limited the scope of the invention with this.
The invention provides following technical scheme：
The present invention is real by the way of work station+board+driver using industrial workstation as the control core of system
The system integration of existing automatic welding special plane.Using work station as the control core of system, pass through motion control card, data acquisition
Card etc. realizes motion control, tracking, torch swinging, the weldering of portal frame tracking servo system, welding oscillator, the source of welding current etc.
Connect, communicate, data acquisition, presentation of information and working state of system monitoring etc. function.Referring to Fig. 1, system control object includes
Portal frame part 6, tracking servo system, welding swing mechanism 13, cantilever torch 7, source of welding current 10 etc., in control system effect
Under, realize being welded in real time from motion tracking for multiple tracks multilayer welding.
The insecure deficiency of weld joint tracking that the present invention exists for prior art, while big for diesel engine base frame
The characteristics of length, straight weld is in part, using double mode of operation, proposition is advised with the seam track of teaching type two point locations of head and the tail
Draw, simplify welding operation, reduce tracking system complexity, it is to avoid tracking system is by welding arc light, flue dust to sensor
Influence, it is ensured that adaptability of the weld joint tracking under the conditions of diesel oil captain, thickness, straight weld multi-pass welding.
The deficiency for the welding control core job insecurity that the present invention exists for prior art, is proposed using special sealing
Body structure, and ensured that control core part reaches the operating mode of constant temperature and humidity with window air conditioner, so as to substantially increase control
The functional reliability and stability of the anti-marine climate of antidusting of core processed.
The insecure deficiency of backing welding weldquality that the present invention exists for prior art, is proposed to welding oscillating machine
The motion control of structure, the source of welding current etc., introduces pulse control technique, had both controlled arcing power, welding arc is have adjusted again
Heat input, realize diesel engine base frame length, thickness, the complete one side automatic welding of straight weld, substantially increase welding life
Produce efficiency and automaticity.
Please refer to Fig. 2 and Fig. 3, the system integration include work station 9, main track member 3, portal frame part 6,
Cantilever torch 7, cross governor motion 12, welding swing mechanism 13, the source of welding current 10, conductive mechanism 4, dust treatment part 8, in
Between security platform 1, jig 5 and tracking servo system.
The main track member 3 is by main orbit frame, main guide rail fixed plate, main guide rail, rack, guide rail pulling shaft, guide rail clip
Deng composition.Main orbit frame is weld assembly, is the installation foundation of main guide rail.According to the length weld of main guide rail on main orbit frame
Main guide rail fixed plate.Main guide rail is formed by standard rail by finishing.Realized between main guide rail by guide rail pulling shaft between end face
Effective connection.The tapped hole on main guide rail, adjusts the distance between main guide rail and main guide rail fixed plate by screw, makes
The height of main guide rail, which is met, to be required.Main guide rail is pressed in main guide rail fixed plate by guide rail clip, by adjusting main guide rail fixed plate
The screw of both sides adjusts the linearity of main guide rail.The two ends of main guide rail are equipped with limit damper, and door frame row is provided with sideways
The rack walked.
The conductive mechanism is used to replace the earth cable between the source of welding current 10 and workpiece, mainly passes through two copper cunnings
Block is contacted with the face of busbar comes conductive.When portal frame part 6 is moved, two copper sliding blocks are slided on busbar.In movement
Each sliding block can be automatically adjusted according to the working face of busbar in three-dimensional, sliding block is fully contacted with busbar, it is ensured that to lead
Electric is reliable.
Described portal frame part 6 includes ground-engaging element and main element.The ground-engaging element include AC servo motor,
The parts such as decelerator, relocation mechanism, drive gear, wherein, AC servo motor and decelerator are arranged on relocation mechanism, are passed through
The pressure of spring makes drive gear keep good engage with the rack of main track member 3 all the time.The main element is use
Two layers of door type structure part of square tubes soldering, is work station 9, cantilever torch 7, cross governor motion 12, welding swing mechanism 13, weldering
Connect power supply 10, dust treatment part 8 and tracking servo system and the loading body of other matching components.It is equipped with above main element
Checkered plates is simultaneously equipped with safe fence 11 and ladder.
The cantilever torch 7 is arranged on the portal frame part 6, is provided with welding gun, and the welding gun is double lance type structure, is used
In realizing that double-station synchronous is symmetrically welded.
The cross governor motion 12 is arranged on the portal frame part 6, to adjust the position horizontal stroke of the cantilever torch 7
Move and lifting part, including the component such as linear slide rail, AC servo motor, synchronous pulley, ball screw.Ball screw is led
Journey is 6mm.In order to avoid lowering or hoisting gear part glides automatically under power failure state, lifting carries braking work with AC servo motor
Energy.The device part of cross transition regulation is carried out to the welding gun under conditions of plant width is not increased, increases the weldering of welding gun
Scope is connect, can adjust and lock manually in the range of 500mm.
The welding swing mechanism 13 is made up of AC servo motor, TPG decelerators etc..Torch swinging, can by PLC controls
The angle of digital control torch swinging, speed, the parameter of left, center, right parked time.The welding swing mechanism 13 is various except can be achieved
Accurate angular oscillatory motion action is outer, can also be switched fast welding gun state by controller control.The clip position of welding gun can facilitate the cycle
Property regulation, can be prevented effectively from swing reduction-gear housing part abrasion.
The jig 5 is located at the lower section of the portal frame part 6, carrying platform when being workpiece welding.
The dust treatment part 8 is a supporting dual suction type flue dust staticizer, and the flue dust that butt welding is practiced midwifery raw is carried out
Recycling.
The middle security platform 1 is arranged between two portal frame parts 6, mainly for the protection of the dynamic of main trace portions
Power cable safety, can prevent object from inadvertently falling off to cause to damage power cable.
The automatic welding special plane system integration also includes cooling segment, and the cooling segment is by two circulating cooling water tanks
Composition, provides recirculated cooling water to welding gun and tracking servo system respectively.
The automatic welding special plane system integration also includes human-computer interaction device, is installed on the front end of special welding machine, uses
Input and display and the record of welding job state in welding condition, realize man-machine interaction.
During welding production, support rack unit is longitudinally disposed on jig 5, as far as possible weld seam is kept during placement
It is in the same direction with portal frame main element.For length, thickness, straight weld, welded using two-point locating method.Set by human-computer interaction device
After every welding condition and weld seam terminal, welding torch position is placed in weld seam starting point, two-point locating welding function is selected, just
Automatic welding can directly be carried out.Welding gun will realize automatic welding according to the welding parameter of setting in welding process, while
Can manual Butt welding gun welding posture etc. suitably adjusted, to realize optimal welding.When being soldered to the terminal of setting, automatically
Blow-out.
Specific implementation step is as follows：
1st, welding workpiece is placed on jig 5, protected workpiece bead direction and the direction of portal frame part 6 during placement
Hold consistent；After workpiece is put well, guidance panel before operation, above the row of portal frame part 6 to workpiece.
2nd, guidance panel before operating, regulation cross governor motion 12 and welding swing mechanism 13, will be welded in weld seam starting point
Rifle and weld seam relative position are adjusted to optimal, and record relevant position.
3rd, guidance panel before operating, regulation cross governor motion 12 and welding swing mechanism 13, in weld seam terminal by welding gun
Adjusted with weld seam relative position to optimal, and record relevant position.
4th, welding gun auto-returned welding starting point.
5th, the parameters such as welding current, voltage, speed of welding and length are configured by industrial computer guidance panel；Pass through
Swing parameter setting mechanism and be configured to swinging parameter (containing amplitude of fluctuation, dead time etc.).
6th, by preceding guidance panel " welding " button, welding is proceeded by.During welding by industrial computer guide welding gun according to
The starting point circuit of record is welded, while passing through the real-time display working condition of industrial computer display；Set when being soldered to parameter
During fixed fusion length, the automatic blow-out of system, while welding gun auto-returned originates welding position；Can also be manual in welding process
Stop welding；Simultaneously in welding process, dust treatment part 8 is reduced to human body by preposition pipeline automatic absorption weld fumes
Injury.
7th, after the completion of one of weld seam welding, welding slag and splashing etc. are cleared up using high pressure air rifle.
8th, after the completion of clearing up, welding torch position is readjusted, lower road weld seam welding, when being welded into lower road weld seam, nothing is carried out
Weld seam circuit need to be re-scaled, upper track welding track data are called automatically.
9th, so go round and begin again, complete the weld job of all weld seams.
It is above presently preferred embodiments of the present invention, for persons skilled in the art, without departing substantially from of the invention former
Any obvious equivalent or equivalent modifications on the premise of reason and spirit to made by it, should all be contemplated as falling with this
Within invention scope of the claims.
Claims (8)
1. a kind of one side automatic soldering method for diesel engine base frame straight bead, it is characterised in that use work station,
Board realizes the system integration of automatic welding special plane with the mode that driver is combined, include work station, main track member,
Portal frame part, cantilever torch, cross governor motion, welding swing mechanism, the source of welding current, conductive mechanism, dust treatment part
With tracking servo system；The system integration realizes institute using the work station as control core by the tracking servo system
State the motion control, tracking, welding gun pendulum of portal frame part, main track member, welding swing mechanism, cantilever torch and the source of welding current
The function that dynamic, welding, communication, data acquisition, presentation of information and working state of system are monitored, using teaching type two point locations of head and the tail
Autonomous seam tracking and double-station synchronous be symmetrically welded mode of operation, introducing had not only controlled arcing power but also had adjusted welding arc
The Pulse Width Control of heat input, realize the diesel engine base frame straight bead one side multiple tracks multilayer welding it is real-time from motion tracking
Welding.
2. the one side automatic soldering method according to claim 1 for diesel engine base frame straight bead, its feature
It is, described tracking servo system includes motion control card and data collecting card, is realized by the portal frame part described
The autonomous seam tracking of teaching type two point locations of head and the tail, it is to avoid the tracking servo system is influenceed by welding arc light and flue dust, really
Protect adaptability of the weld joint tracking under the conditions of the single-side multi-layer multi-pass welding of straight bead.
3. the one side automatic soldering method according to claim 1 for diesel engine base frame straight bead, its feature
It is, described work station uses sealed body structure, and reaches constant temperature and humidity operating mode with window air conditioner guarantee environment, to carry
The functional reliability and stability of the anti-marine climate of antidusting of high control core.
4. the one side automatic soldering method according to claim 1 for diesel engine base frame straight bead, its feature
It is, the welding gun of double lance type structure is provided with described cantilever torch.
5. the one side automatic soldering method according to claim 4 for diesel engine base frame straight bead, its feature
It is, described welding swing mechanism includes AC servo motor and TPG decelerators, the control welding gun is reached by PLC
Swing angle, speed and parked time, realize the various wobbling actions of the welding gun and being switched fast for state.
6. the one side automatic soldering method according to claim 1 for diesel engine base frame straight bead, its feature
It is, described conductive mechanism is the grounding connection between the source of welding current and workpiece, including two, sliding block and busbar；When
During the portal frame part movement, two sliding block is slided and mutually face contact on the busbar, and each sliding block being capable of basis
The working face of busbar automatic position adjusting function state on three-dimensional, to ensure reliably and adequately to contact with the busbar
It is conductive.
7. the one side automatic soldering method according to claim 1 for diesel engine base frame straight bead, its feature
It is, described main track member includes main orbit frame, guide rail fixed plate, main guide rail, rack, guide rail pulling shaft and guide rail clip,
The main orbit frame is weld assembly, and the guide rail fixed plate is welded on the main orbit frame, and the guide rail clip will be described
Main guide rail is pressed in the guide rail fixed plate, and adjusts the distance between the main guide rail and guide rail fixed plate so that should by screw
The height of main guide rail, which is met, to be required, effective connection between end face is realized by the guide rail pulling shaft between each main guide rail, described
The linearity of main guide rail is adjusted by being arranged at the screw of the guide rail fixed plate both sides, and the rack is used for the portal frame
The walking of part, is installed on the side of the main guide rail.
8. the one side automatic soldering method according to claim 7 for diesel engine base frame straight bead, its feature
It is, described portal frame part includes ground-engaging element and main element；The main element is two layers using square tubes soldering
Door type structure part, is used as the work station, cantilever torch, cross governor motion, welding swing mechanism, the source of welding current, flue dust
The supporting body of processing component and tracking servo system；The ground-engaging element include AC servo motor, decelerator, relocation mechanism and
Drive gear, the AC servo motor and decelerator are arranged on the relocation mechanism, and are made by the pressure of spring described
Drive gear keeps good engagement with the rack all the time.
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| CN201710516082.9A CN107322136A (en) | 2017-06-29 | 2017-06-29 | One side automatic soldering method for diesel engine base frame straight bead |
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| CN201710516082.9A CN107322136A (en) | 2017-06-29 | 2017-06-29 | One side automatic soldering method for diesel engine base frame straight bead |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116460492A (en) * | 2023-05-25 | 2023-07-21 | 广东衡通机械设备有限公司 | Welding mechanical arm with higher working efficiency |
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| CN102009275A (en) * | 2010-11-03 | 2011-04-13 | 上海交通大学 | Automatic welding system for rack and base of marine diesel engine |
| CN202772275U (en) * | 2012-08-09 | 2013-03-06 | 中国海洋石油总公司 | Anti-winding device for multiple grounding wires during steel pipe welding process |
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| CN116460492B (en) * | 2023-05-25 | 2024-01-05 | 广东衡通机械设备有限公司 | Welding mechanical arm with higher working efficiency |
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