CN205414701U - Welding system of brush seal robot based on super acoustic detection - Google Patents
Welding system of brush seal robot based on super acoustic detection Download PDFInfo
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- CN205414701U CN205414701U CN201620134348.4U CN201620134348U CN205414701U CN 205414701 U CN205414701 U CN 205414701U CN 201620134348 U CN201620134348 U CN 201620134348U CN 205414701 U CN205414701 U CN 205414701U
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Abstract
The utility model discloses a welding system of brush seal robot based on super acoustic detection, survey the module including the ultrasonic wave, ultrasonic wave analysis module surveys the module with the ultrasonic wave respectively and the news that work of going forward side by side, laser welding module and the control module fixed connection of robot are connected to the control module of robot electricity, ultrasonic wave analysis module utilizes ultrasonic flaw detection equipment to scan the face of weld of brush seal's wire discharging root to the wave form signal that obtains scanning delivers to that ultrasonic wave analysis module welds zone location, the welding seam is tracked and the welding fusion penetration detects, confirms the operating parameter, and will operate send parameters to the control module of robot, control module of robot and laser welding module cooperation work accomplish welding operation. The utility model discloses utilizing super acoustic detection to weld zone location, welding seam pursuit, fusion penetration monitoring, combining machine people welding system to realize automatic weld, welding quality obtains abundant assurance, has improved weldment work efficiency simultaneously.
Description
Technical field
This utility model relates to a kind of welding system, particularly relate to a kind of brush seal robot welding system based on ultrasonic listening technology, ultrasonic listening technology is utilized to follow the trail of weld seam, and coordinating robot welding system to complete brush seal automatic soldering technique, the brush seal being particularly suited for steam turbine and gas turbine manufactures field.
Background technology
Brush seal is because having less seal clearance, wear-resisting Flexible brush wire material, good sealing property, longer service life so that it is be widely used in the high speed movable sealing field of turbomachinery, especially steam turbine and the field of sealing technology of gas turbine, it can substitute for original hard tooth and seals, improve leakage efficiency, and extend service life of equipment, be one of the key technology of modern advanced turbomachinery development.
There is following Railway Project in traditional brush envelope welding manner:
(1) in welding process, the precision of butt welded seam is difficult to control to；
(2) welding parameter controls instability, there is the phenomenons such as rosin joint, hollowing, air pocket after welding；
(3) in striking, receiving in the operating process of arc, initial and terminal welding position is not mated with the welding quality of other welding positions；
(4) heat conduction in welding process can be caused inconsistent due to brush filament row's silk Density inhomogeneity, cause brush filament generation variable color, thermal flexure, the phenomenon of fracture；
(5) after welding, welding penetration and width cannot be monitored.
Owing to the inside of turbomachinery uses environment the harshest, and along with the acute variation of temperature, traditional brush envelope welding manner can not meet the requirement of brush seal service life and performance, need the most more reliable welding technology.
Utility model content
Technical problem to be solved in the utility model is the defect that welding temperature is unstable, welding process deforms, welding efficiency is too low overcoming existing solder technology to exist, a kind of brush seal robot welding system based on ultrasonic listening technology is provided, utilize ultrasonic listening technology to carry out welding region location, weld seam is followed the trail of, fusion penetration monitoring, realizes automatic welding in conjunction with robot welding system.
For solving above-mentioned technical problem, this utility model uses technical scheme as follows:
A kind of brush seal robot welding system based on ultrasonic listening technology, it is characterised in that: include ultrasonic listening module, ultrasonic analysis module, robot operational module, laser welding module；
Described ultrasonic analysis module electrically connects with ultrasonic listening module and robot operational module and carries out communication respectively, and described laser welding module is fixing with robot operational module to be connected；
Described ultrasonic listening module includes ultrasonic testing apparatus, and brush seal is arranged the solder side of silk root and is scanned by described ultrasonic testing apparatus, and waveshape signal scanning obtained delivers to ultrasonic analysis module；
Described ultrasonic analysis module carries out welding region location according to the waveshape signal that ultrasonic testing apparatus obtains, weld seam is followed the trail of and welding penetration detection, determines operating parameter, and sends operating parameter to robot operational module；
Described robot operational module includes robot welding arm and is secured to welding gun and the wire-feed motor connected, described robot welding arm sends, according to ultrasonic analysis module, the operating parameter of coming, operation welding gun, wire-feed motor and laser welding module cooperating, be subjected to or terminate welding operation；
Described laser welding module is used for welding workpiece.
Aforesaid a kind of brush seal robot welding system based on ultrasonic listening technology, it is characterised in that: described laser welding module is optical fiber Output of laser bonding machine, including laser instrument and Transmission Fibers.
Aforesaid a kind of brush seal robot welding system based on ultrasonic listening technology, it is characterized in that: also include refrigerating module, described refrigerating module includes nitrogen cooling unit and water cooling unit, described nitrogen cooling unit is for cooling down laser head and the workpiece welded, and described water cooling unit is used for cooling down laser instrument.
Aforesaid a kind of brush seal robot welding system based on ultrasonic listening technology, it is characterised in that: described laser instrument is all solid state laser.
Aforesaid a kind of brush seal robot welding system based on ultrasonic listening technology, it is characterised in that: described Transmission Fibers is flexible optical fibre.
Aforesaid a kind of brush seal robot welding system based on ultrasonic listening technology, it is characterised in that: described robot welding arm is 6 axle three-dimensional robot welding arms.
Aforesaid a kind of brush seal robot welding system based on ultrasonic listening technology, it is characterised in that: described wire-feed motor is automatic wire feeder.
Aforesaid a kind of brush seal robot welding system based on ultrasonic listening technology, it is characterized in that: described operating parameter includes arranging silk region and the welding parameter of correspondence, weld seam travel parameters and mass parameter, ultrasonic analysis module is positioned by welding region, determines row silk region and sets the welding parameter of correspondence；Followed the trail of by weld seam, determine weld seam travel parameters；Being detected by welding penetration, welding quality is tested and is determined mass parameter.
This utility model has the advantages that
(1) using ultrasonic test equipment to follow the trail of weld seam, detection welding penetration, welding quality is sufficiently ensured；
(2) robot welding system is utilized, it is ensured that from the precise controlling in the whole cycle that arc ignition to liquid bridge disconnects, the unmatched problem of Weldability when solving the starting the arc and receive arc；
(3) use all solid state laser, coordinate fiber optic conduction, it is achieved ultralow welding slag splashes, simultaneously without travelling workpiece in welding process, utilize 6 axle joint arms can realize the continuous welding of the brush seal within diameter 4 meters；
(4) use robot welding system, coordinate automatic wire feeder can realize pulse and the short circuit welding of multiple material, and use digital high speed inversion control, quickly adjust arc voltage and realize the weld width in welding process and the degree of depth；
(5) integration regulation is simple to operate, and conditions at the arc freely adjust, and is adapted to the welding of different requirement.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of brush seal robot welding system based on ultrasonic listening technology of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.Following example are only used for clearly illustrating the technical solution of the utility model, and can not limit protection domain of the present utility model with this.
A kind of brush seal robot welding system based on ultrasonic listening technology, structure is as it is shown in figure 1, include ultrasonic listening module, ultrasonic analysis module, robot operational module, laser welding module and refrigerating module；Ultrasonic analysis module electrically connects with ultrasonic listening module and robot operational module and carries out communication respectively, and laser welding module is fixing with robot operational module to be connected.
Ultrasonic listening module, including ultrasonic testing apparatus, brush seal is arranged the solder side of silk root and is scanned by ultrasonic testing apparatus, and waveshape signal scanning obtained delivers to ultrasonic analysis module.
Ultrasonic analysis module, welding region location is carried out according to the waveshape signal that ultrasonic testing apparatus obtains, determine row silk region and set the welding parameter of correspondence, carry out weld seam tracking, determine weld seam travel parameters, carrying out welding penetration detection, welding quality is tested and is determined mass parameter, and sends these operating parameters to robot operational module.Ultrasonic analysis module is according to the different wave of the interval brush filament backplate reflection with complete material composition of row's silk in the brush filament space existed, distinguished by wave filter, determine row silk region with this, set corresponding welding parameter according to waveform with energy signal simultaneously；Ultrasonic analysis module also determines the stroke of weld seam according to waveshape signal, controls the height of welding laser head and solder side, plays the effect that weld seam is followed the trail of；Ultrasonic analysis module carries out welding penetration detection by waveform signal analysing welding quality.
Robot operational module includes robot welding arm and is secured to welding gun and the wire-feed motor connected, described robot welding arm sends, according to ultrasonic analysis module, the operating parameter of coming, operation welding gun, wire-feed motor and laser welding module cooperating, be subjected to or terminate welding operation；Robot welding arm is vertical 6 axle three-dimensional robot welding arms, coordinates crashproof welding gun and automatic wire feeder, it is achieved the action radius of maximum 2m, automatic wire feeder wire feed rate reaches 1.5m/min.
Described laser welding module is optical fiber Output of laser bonding machine, including all solid state laser and flexible transfer optical fiber, is used for welding workpiece.All solid state laser, uses nitrogen protection, and power 3kw-4kw is adjustable, industry control standard interface, can connect robot operating system；Flexible transfer optical fiber, core diameter 200 μm or 400 μm, numerical aperture 0.2, wavelength 1064nm, the type of cooling is water-cooled.
Refrigerating module includes nitrogen cooling unit and water cooling unit, and described nitrogen cooling unit is for cooling down laser head and the workpiece welded, and water cooling unit is used for cooling down laser instrument.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; on the premise of without departing from this utility model know-why; can also make some improvement and deformation, these improve and deformation also should be regarded as protection domain of the present utility model.
Claims (7)
1. a brush seal robot welding system based on ultrasonic listening technology, it is characterised in that: include ultrasonic listening module, ultrasonic analysis module, robot operational module, laser welding module；
Described ultrasonic analysis module electrically connects with ultrasonic listening module and robot operational module and carries out communication respectively, and described laser welding module is fixing with robot operational module to be connected；
Described ultrasonic listening module includes ultrasonic testing apparatus, and brush seal is arranged the solder side of silk root and is scanned by described ultrasonic testing apparatus, and waveshape signal scanning obtained delivers to ultrasonic analysis module；
Described ultrasonic analysis module carries out welding region location according to the waveshape signal that ultrasonic testing apparatus obtains, weld seam is followed the trail of and welding penetration detection, determines operating parameter, and sends operating parameter to robot operational module；
Described robot operational module includes robot welding arm and is secured to welding gun and the wire-feed motor connected, described robot welding arm sends, according to ultrasonic analysis module, the operating parameter of coming, operation welding gun, wire-feed motor and laser welding module cooperating, be subjected to or terminate welding operation；
Described laser welding module is used for welding workpiece.
A kind of brush seal robot welding system based on ultrasonic listening technology the most according to claim 1, it is characterised in that: described laser welding module is optical fiber Output of laser bonding machine, including laser instrument and Transmission Fibers.
A kind of brush seal robot welding system based on ultrasonic listening technology the most according to claim 2, it is characterized in that: also include refrigerating module, described refrigerating module includes nitrogen cooling unit and water cooling unit, described nitrogen cooling unit is for cooling down laser head and the workpiece welded, and described water cooling unit is used for cooling down laser instrument.
A kind of brush seal robot welding system based on ultrasonic listening technology the most according to claim 2, it is characterised in that: described laser instrument is all solid state laser.
A kind of brush seal robot welding system based on ultrasonic listening technology the most according to claim 2, it is characterised in that: described Transmission Fibers is flexible optical fibre.
A kind of brush seal robot welding system based on ultrasonic listening technology the most according to claim 1, it is characterised in that: described robot welding arm is 6 axle three-dimensional robot welding arms.
A kind of brush seal robot welding system based on ultrasonic listening technology the most according to claim 1, it is characterised in that: described wire-feed motor is automatic wire feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620134348.4U CN205414701U (en) | 2016-02-23 | 2016-02-23 | Welding system of brush seal robot based on super acoustic detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620134348.4U CN205414701U (en) | 2016-02-23 | 2016-02-23 | Welding system of brush seal robot based on super acoustic detection |
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| CN205414701U true CN205414701U (en) | 2016-08-03 |
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| CN201620134348.4U Active CN205414701U (en) | 2016-02-23 | 2016-02-23 | Welding system of brush seal robot based on super acoustic detection |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562929A (en) * | 2016-02-23 | 2016-05-11 | 江苏拓平密封科技有限公司 | Brush type seal robot welding system based on ultrasonic detection technology |
| CN107150191A (en) * | 2017-05-19 | 2017-09-12 | 成都福莫斯智能系统集成服务有限公司 | A kind of side shield robot welding system |
-
2016
- 2016-02-23 CN CN201620134348.4U patent/CN205414701U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562929A (en) * | 2016-02-23 | 2016-05-11 | 江苏拓平密封科技有限公司 | Brush type seal robot welding system based on ultrasonic detection technology |
| CN107150191A (en) * | 2017-05-19 | 2017-09-12 | 成都福莫斯智能系统集成服务有限公司 | A kind of side shield robot welding system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200514 Address after: No.12, yanmahe Road, science and technology entrepreneurship Park, economic development zone, Hongze District, Nanjing City, Jiangsu Province Patentee after: JIANGSU XINXINRUN TECHNOLOGY Co.,Ltd. Address before: 210046, Jiangsu Province, Qixia District, Nanjing Yao street, Gan family side, No. 06 East, building 108, 1 Patentee before: JIANGSU TUOPING SEALING TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |