CN105149771A - Intelligent tracking controller for laser welding seam - Google Patents
Intelligent tracking controller for laser welding seam Download PDFInfo
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- CN105149771A CN105149771A CN201510665653.6A CN201510665653A CN105149771A CN 105149771 A CN105149771 A CN 105149771A CN 201510665653 A CN201510665653 A CN 201510665653A CN 105149771 A CN105149771 A CN 105149771A
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- automatic welding
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- welding device
- tracking controller
- detecting head
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Abstract
The invention discloses an intelligent tracking controller for a laser welding seam. The intelligent tracking controller comprises a detection head and a detection head processor; the detection head comprises a laser generator, a collimator, a projecting optical lens, a receiving optical lens and an optical detector; the collimator is installed under the laser generator, the projecting optical lens is installed under the collimator, a laser beam emitted by the laser generator coincides with a central connection line of the collimator and the projecting optical lens, the optical detector is installed below the projecting optical lens, the receiving optical lens is installed at the position under the position between the projecting optical lens and the optical detector, and an acute angle is formed between the long axis of the receiving optical lens and the horizontal line; the laser generator and the optical detector of the detection head are electrically connected with the detection head processor. The intelligent tracking controller is matched with automatic welding equipment and used for tracking and searching the welding seam and controlling the deviation between the welding gun walking track and the welding seam, the automation degree is high, the manual welding cost is lowered, the welding quality of automatic welding equipment can be improved, and automatic welding intelligentization can be achieved.
Description
Technical field
The present invention relates to a kind of Weld Seam Tracking Control device, be specifically related to a kind of supporting being used on automatic welding device and follow the tracks of searching weld seam to control the laser welded seam intelligent-tracking controller of welding gun and seam track deviation.
Background technology
Welding robot or automatic welding device when welding its welding gun according to setting orbiting motion, and weldment is owing to being subject to cutting stock precision or clamp fixture Accuracy, there is certain deviation and welding gun run trace and weld seam and there is departing from welding gun meeting and seam track when edge setting orbiting motion, thus affects the welding quality of welding robot or automatic welding device.
Summary of the invention
For the deficiencies in the prior art, the present invention aims to provide a kind of supporting being used on automatic welding device and follows the tracks of searching weld seam to control the laser welded seam intelligent-tracking controller of welding gun run trace and weld seam deviation.
For achieving the above object, the present invention adopts following technical scheme:
A kind of laser welded seam intelligent-tracking controller, comprise detecting head and detecting head processor, described detecting head comprises laser generator, collimater, projection optics lens, receive optical lens and photodetector, collimater is mounted on below laser generator, projection optics lens are mounted on below collimater, the laser beam that laser generator is launched and collimater and projection optics lens centre line coincident, photodetector is mounted on the oblique below of projection optics lens, reception optical lens is mounted on lower position between projection optics lens and photodetector and reception its long axis of optical lens and horizontal line are acute angle, its laser generator of described detecting head and photodetector are electrically connected with detecting head processor.
Preferably, described laser generator is laser diode.
Further, described detecting head processor is provided with connectivity port, and carries out data transmission with computer control connection.
Further, described detecting head processor is electrically connected with the control cabinet of automatic welding device, and the control cabinet of automatic welding device is electrically connected with welding equipment operating means, and detecting head processor and automatic welding device are by Power supply.
Further, described automatic welding device is container side plate layout automatic welding device.
Described automatic welding device is helix tube automatic welding device.
Described automatic welding device is gas tank automatic welding device.
Described automatic welding device is engine spool laser automatic welding device.
Further, described detecting head also includes dust cover, and described laser generator, collimater, projection optics lens, reception optical lens and optical detector device are in dust cover.
The present invention has following beneficial effect:
A kind of laser welded seam intelligent-tracking of the present invention controller, supportingly can be used for following the tracks of on automatic welding device and find weld seam to control welding gun run trace and weld seam deviation, automaticity is high, reduction is welded cost of labor, can be improved automatic welding device welding quality, realizes the intellectuality of automatic welding.
Accompanying drawing explanation
Fig. 1 be a kind of laser welded seam intelligent-tracking of the present invention controller its be connected with automatic welding device and use schematic diagram;
Fig. 2 is its detecting head internal structure of a kind of laser welded seam intelligent-tracking of the present invention controller composition schematic diagram.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the invention will be further described, understands the technological thought of application claims protection so that clearer.
A kind of laser welded seam intelligent-tracking of the present invention controller as shown in Figure 1-2, comprise detecting head 1 and detecting head processor 2, described detecting head 1 comprises laser generator 11, collimater 12, projection optics lens 13, receives optical lens 14 and photodetector 15, collimater 12 is mounted on below laser generator 11, projection optics lens 13 are mounted on below collimater 12, the laser beam that laser generator 11 is launched overlaps with collimater 12 and projection optics lens 13 line of centres, and laser generator 11 is laser diode; Photodetector 15 is mounted on projection optics lens 13 tiltedly below, and reception optical lens 14 is mounted on lower position between projection optics lens 13 and photodetector 15 and reception its long axis of optical lens 14 and horizontal line are acute angle; Its laser generator 11 of described detecting head 1 and photodetector 15 are electrically connected with detecting head processor 2.
Detecting head processor 2 is provided with connectivity port, and carries out data transmission with computer 3 control connection.Detecting head processor 2 is electrically connected with the control cabinet of automatic welding device 4, and the control cabinet of automatic welding device 4 is electrically connected with welding equipment operating means 5, and detecting head processor 2 and automatic welding device 4 are powered by power supply 6.Concrete, automatic welding device 4 can be container side plate layout automatic welding device or helix tube automatic welding device or the automatic welding device such as gas tank automatic welding device or engine spool laser automatic welding device.
For preventing welding material and dust from entering in detecting head 1, described detecting head 1 also includes dust cover, and described laser generator 11, collimater 12, projection optics lens 13, reception optical lens 14 and photodetector 15 device are in dust cover.
Operation principle of the present invention is: the laser that laser generator 11 is launched is incident upon on the weld seam of weldment 16 via collimater 12 and projection optics lens 13 successively, laser in weld seam internal reflection and via reception optical lens 14 reflex on photodetector 15, photodetector 15 by receive laser beam information feed back to detecting head processor 2, detecting head processor 2 is carried out by the control cabinet of automatic welding device 4 deviation that adjusts to correct welding gun run trace and weld seam according to photodetector 15 feedback information by welding equipment operating means 5 Butt welding gun run trace, detecting head processor 2 transfers to computer 3 intuitively show by being connected the weld seam that realizes photodetector 15 to feed back and welding gun run trace deviation information with computer 3.
For a person skilled in the art, according to technical scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection domain of the claims in the present invention.
Claims (9)
1. a laser welded seam intelligent-tracking controller, it is characterized in that: comprise detecting head (1) and detecting head processor (2), described detecting head (1) comprises laser generator (11), collimater (12), projection optics lens (13), receive optical lens (14) and photodetector (15), collimater (12) is mounted on laser generator (11) below, projection optics lens (13) are mounted on collimater (12) below, the laser beam that laser generator (11) is launched overlaps with collimater (12) and projection optics lens (13) line of centres, photodetector (15) is mounted on projection optics lens (13) tiltedly below, reception optical lens (14) is mounted on lower position between projection optics lens (13) and photodetector (15) and reception optical lens (14) its long axis and horizontal line are acute angle, described detecting head (1) its laser generator (11) and photodetector (15) are electrically connected with detecting head processor (2).
2. a kind of laser welded seam intelligent-tracking controller as claimed in claim 1, is characterized in that: described laser generator (11) is laser diode.
3. a kind of laser welded seam intelligent-tracking controller as claimed in claim 1, is characterized in that: described detecting head processor (2) is provided with connectivity port, and carries out data transmission with computer (3) control connection.
4. a kind of laser welded seam intelligent-tracking controller as claimed in claim 1, it is characterized in that: described detecting head processor (2) is electrically connected with the control cabinet of automatic welding device (4), the control cabinet of automatic welding device (4) is electrically connected with welding equipment operating means (5), and detecting head processor (2) and automatic welding device (4) are powered by power supply (6).
5. a kind of laser welded seam intelligent-tracking controller as claimed in claim 4, is characterized in that: described automatic welding device (4) is container side plate layout automatic welding device.
6. a kind of laser welded seam intelligent-tracking controller as claimed in claim 4, is characterized in that: described automatic welding device (4) is helix tube automatic welding device.
7. a kind of laser welded seam intelligent-tracking controller as claimed in claim 4, is characterized in that: described automatic welding device (4) is gas tank automatic welding device.
8. a kind of laser welded seam intelligent-tracking controller as claimed in claim 4, is characterized in that: described automatic welding device (4) is engine spool laser automatic welding device.
9. a kind of laser welded seam intelligent-tracking controller as claimed in claim 1, it is characterized in that: described detecting head (1) also includes dust cover, described laser generator (11), collimater (12), projection optics lens (13), reception optical lens (14) and photodetector (15) device are in dust cover.
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CN201510665653.6A CN105149771A (en) | 2015-10-15 | 2015-10-15 | Intelligent tracking controller for laser welding seam |
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CN201510665653.6A CN105149771A (en) | 2015-10-15 | 2015-10-15 | Intelligent tracking controller for laser welding seam |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108838527A (en) * | 2018-05-28 | 2018-11-20 | 盐城工学院 | A kind of intelligent robot welding system and method |
CN109623109A (en) * | 2018-12-29 | 2019-04-16 | 浙江科鑫重工有限公司 | A kind of spiral welded pipe welder and its application method |
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CN103998177A (en) * | 2011-12-15 | 2014-08-20 | 杰富意钢铁株式会社 | Laser welding position-detecting device and welding position-detecting method |
CN104588837A (en) * | 2015-01-20 | 2015-05-06 | 柳州铁道职业技术学院 | Intelligent coupling system of arc welding robot |
CN104741778A (en) * | 2015-03-30 | 2015-07-01 | 中国石油天然气集团公司 | Welding seam tracking and controlling system for combined welding |
DE102014203025A1 (en) * | 2014-02-19 | 2015-08-20 | Bayerische Motoren Werke Aktiengesellschaft | Method for laser beam welding and welding head |
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CN1055686A (en) * | 1991-05-29 | 1991-10-30 | 清华大学 | Mechanically scanning welding seam tracing photoelectric sensor |
WO2005035179A1 (en) * | 2003-10-06 | 2005-04-21 | Daimlerchrysler Ag | Method for joining two workpieces by fusion welding using detectors for locating recesses in said workpieces |
CN101774064A (en) * | 2010-02-10 | 2010-07-14 | 林俭丰 | Intelligent tracking system for arc testing of automatic welding machine |
KR20120110513A (en) * | 2011-03-29 | 2012-10-10 | 신인승 | Self tracking laser welding apparatus |
CN102513708A (en) * | 2011-11-25 | 2012-06-27 | 湖南大学 | Active type integrating device of micro-pore monitoring and seam tracking in short-wavelength laser welding |
CN103998177A (en) * | 2011-12-15 | 2014-08-20 | 杰富意钢铁株式会社 | Laser welding position-detecting device and welding position-detecting method |
DE102014203025A1 (en) * | 2014-02-19 | 2015-08-20 | Bayerische Motoren Werke Aktiengesellschaft | Method for laser beam welding and welding head |
CN104588837A (en) * | 2015-01-20 | 2015-05-06 | 柳州铁道职业技术学院 | Intelligent coupling system of arc welding robot |
CN104741778A (en) * | 2015-03-30 | 2015-07-01 | 中国石油天然气集团公司 | Welding seam tracking and controlling system for combined welding |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108838527A (en) * | 2018-05-28 | 2018-11-20 | 盐城工学院 | A kind of intelligent robot welding system and method |
CN109623109A (en) * | 2018-12-29 | 2019-04-16 | 浙江科鑫重工有限公司 | A kind of spiral welded pipe welder and its application method |
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