CN102649193B - Online laser cutting and welding device and method of band steel - Google Patents
Online laser cutting and welding device and method of band steel Download PDFInfo
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- CN102649193B CN102649193B CN201110044306.3A CN201110044306A CN102649193B CN 102649193 B CN102649193 B CN 102649193B CN 201110044306 A CN201110044306 A CN 201110044306A CN 102649193 B CN102649193 B CN 102649193B
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Abstract
The invention relates to the field of welding and particularly relates to an online welding device and method of band steel. The online laser cutting and welding device of the band steel comprises a robot bracket, a cutting robot, a welding robot, a first clamp, a second clamp, a laser cutting machining head, a laser welding machining head and a laser device, wherein the cutting robot and the welding robot are respectively arranged on the robot bracket; the laser cutting machining head is fixed on the cutting robot; the laser welding machining head is fixed on the welding robot; and the laser cutting machining head and the laser welding machining head are connected with the laser device through an optical fiber. The online laser cutting and welding method of the band steel comprises the following steps of: firstly, utilizing laser to cut head and tail of the band steel; then punching a process hole; and finally, welding. According to the online welding device and method of the band steel, the laser is used for cutting the head and tail ends of the band steel to be welded and then the welding is carried out, so as to realize continuous production; and the laser cutting not only has a good cutting effect, but also saves an equipment space; and the online laser cutting and welding device and method of the band steel have the advantages of light weight, high flexibility and low cost.
Description
Technical field
The present invention relates to welding field, particularly relate to a kind of band online welder of steel and method.
Background technology
In cold rolling continuous flow procedure, two coiled strip steels are welded together and can ensure unit continuous seepage.Take the lead in iron and steel cold rolling acid connection milling train group that magnetic tape trailer welding is main adopts flash welding and Laser Welding two kinds.Flash Butt Welding process nature is contact and the fusing of workpiece end face, then by compressing process, interface is closed, and promotes weld seam recrystallization, forms welding point.Work pieces meld is formed molten bath and form weld seam in cooling procedure by the laser beam welding huge energy that to be laser produce at focal position.
Flash welder, in 50 ~ seventies of last century, is developed rapidly, and mainly the state such as the former Soviet Union, the U.S., Germany, Japan has carried out a large amount of equipment preparation work.The eighties, because of the development of computer and detection technique, flash welder makes great progress further in automation, intellectuality, and subsequently, the nineties, flash welder was to large-scale special, unit future development.At present, flash welder is widely used at steel industry.
The exploitation of LASER Light Source and the lifting of laser power are depended in the application of laser welder, the seventies in last century kilo-watt CO
2laser instrument carries out metal welding and draws the success of test to excavate the great market potential of laser weld, and Japan, Germany, Britain and the former Soviet Union are constantly by CO
2laser application carries out Development and Maturity in the technology of laser weld, defines large-scale special welding equipment, and just progressively substitute the mode of flash welding in the nineties.
This method for laser welding has that speed of welding is fast, the feature of welding quality stable.The band steel toe tail welded seam that acid connection milling train group is formed needs by pickling and milling train unit, and particularly in the operation of rolling entering milling train, butt welded seam welding quality requires very high.Because weld seam is not lifting roller through five frame tandem rollings, therefore, need weld seam must can bear very large deflection and not broken belt, unstable weldquality can bring huge hidden danger to production, and 1 broken belt more will cause millions of first direct economic loss.So this is very high to the requirement of welding jig and technique, is different from other unit.
In laser welding process, the quality sheared directly has influence on the quality of weld seam, existing laser soldering device, a kind of conventional laser welding manner of connecting band steel disclosed in US Patent No. 4626651, the method adopts the twolip on C type dolly to cut and cuts band steel, and recycling laser welds.Equipment comprises for laser instrument, twolip are cut, are with steel toe tail clamping device, laser welding system and docking facilities.Twolip is cut to be arranged on and is adopted on C type dolly, cut by twolip after band steel clamped by band steel toe tail clamping device and band steel is cut, twolip is cut and is comprised cutter and bottom knife, upper and lower blade is separately fixed on two upper and lower arms of C type dolly, and upper and lower blade is driven by cylinder and does movement in vertical direction shear band steel.Twolip is cut and easily produce knife face wearing and tearing in shear history, directly reduces kerf quality thus affects weldquality, unit broken belt can be caused to have a strong impact on rhythm of production, must regularly carry out changing and repair.For this reason, people cut configuration the using and the reserved two cover system to twolip, in addition, have also been devised fast-assembling equipment, realize scissors quick-replaceable and install, its objective is and have influence on bottom line by rhythm of production, ensure that unit is normally produced.Visible, cut cells ensures weldquality, a vitals of enhancing productivity, and in actual production process, due to twolip cut difficult processing, installation accuracy requires high, brings very big inconvenience to production.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of band online laser cutting welder of steel and method, after utilizing the two ends end to end of laser cutting tape splicing steel to be welded, weld again, not only shear effect is good, and saved the device space and simplified original device, maximum limit reduces cost.
The present invention is achieved in that the online laser cutting welder of a kind of band steel, comprises robot support, cutting robot, welding robot, the first fixture, the second fixture, Laser cutting head, laser weld processing head and laser instrument; The first described fixture and the second fixture are corresponding side by side to be arranged, described robot support has two and is arranged on the first fixture and the second fixture both sides, described cutting robot and welding robot are separately positioned on robot support, described Laser cutting head is fixed on cutting robot, laser weld processing head is fixed on welding robot, and Laser cutting head is connected with laser instrument respectively by optical fiber with laser weld processing head.
This laser cutting welder also comprises soldering dolly, and described soldering dolly is arranged between the first fixture and the second fixture, and soldering dolly is provided with preheating unit, annealing unit and rolling wheel in turn.
Described Laser cutting head is by the magnetic tape trailer cutting head be arranged side by side and take the lead cutting head and form.
The online laser cutting welding method of band steel utilizing band steel as above online laser cutting welder to carry out, comprises the following steps:
Step one, tail part of band steel to be welded enter the first clamp, strip steel head to be welded enters the second clamp, band steel enters cutting position and prepares cutting, cutting robot drives Laser cutting head to run from position of readiness to band steel direction, when arriving steel edge portion, laser instrument optical gate opens Laser output, and Laser cutting head is to tail part of band steel and strip steel head cutting, and cutting terminates rear laser instrument optical gate and closes;
Step 2, cutting robot drive Laser cutting head to move to tail part of band steel edge, carry out the cut hole operation of fabrication hole, get back to position of readiness after cut hole completes;
Step 3, strip steel head are close to tail part of band steel and enter into welding position, by welding robot with laser weld processing head run from position of readiness to band steel direction, when arriving steel edge portion, tail part of band steel is welded with strip steel head along belt steel surface by laser weld processing head;
Step 4, welding process terminate, and tail part of band steel and strip steel head link together, and welding robot returns original position, and fixture unclamps, and band steel enters subsequent processing.
In described step one, the cutting speed of Laser cutting head is 6 ~ 15m/min.
In described step 2, the cut hole operation of fabrication hole (11) is for adopting laser cutting.
In described step 2, punching position is 40 ~ 80mm from tail part of band steel edge distance, and the aperture of fabrication hole is 15 ~ 30mm.
In described step 3, the speed of welding of laser weld processing head is 3 ~ 6m/min.
Also comprise in described step 3, synchronously using soldering dolly to carry out preheating to welding edge portion when welding, rolling and annealing in process; During welding, laser weld processing head correspondence is arranged between preheating unit on soldering dolly and annealing unit, laser weld processing head and the synchronous operation of soldering dolly.
Two laser instruments can be selected in the present invention to carry out cutting and weld job, and can meet needed for rhythm of production, system is more reliable and more stable.Two laser instruments are formed in the laser optical path of Gong tetra-road by divided beam system, and three tunnels namely can be adopted as working light path, and another road light path, as alternative light path, strengthens flexibility and the reliability of equipment operating; Also can four tunnels be all working light path, two-way be used as cutting, and two-way is used as welding, increases work efficiency.
The online laser cutting welder of band steel of the present invention and method, after utilizing the two ends end to end of laser cutting tape splicing steel to be welded, weld again, to realize continuous seepage, laser cutting not only shear effect is good, and saved the device space and simplified original device, and there is the advantage of lightweight, high flexibility and low cost.
Accompanying drawing explanation
Fig. 1 is band steel of the present invention online laser cutting welder overall structure schematic diagram;
Schematic diagram when Fig. 2 is band steel of the present invention online laser cutting welder cutting work;
Schematic diagram when Fig. 3 is cut hole of the present invention;
Schematic diagram when Fig. 4 is band steel of the present invention online laser cutting welder welding job;
Fig. 5 is soldering vehicle structure schematic diagram;
Fig. 6 a is the laser optical path cutting distribution diagram of embodiment 1;
Fig. 6 b is the laser optical path solder dispense figure of embodiment 1;
Fig. 6 c is the laser optical path solder dispense figure of embodiment 2.
In figure: 1 robot support, 2 cutting robots, 3 welding robots, 4 first fixtures, 5 second fixtures, 6 Laser cutting heads, 7 laser weld processing heads, 8 soldering dollies, 9 tail part of band steel, 10 strip steel head, 11 fabrication holes, 12 preheating units, 13 annealing units, 14 rolling wheels, 15 first laser instruments, 16 second lasers, 61 magnetic tape trailer cutting heads, 62 take the lead cutting head, 71 first soldering tips, 72 second soldering tips.
Detailed description of the invention
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's statement.
Embodiment 1
As shown in Fig. 1,2,3,4,5, the online laser cutting welder of a kind of band steel, comprises robot support 1, cutting robot 2, welding robot 3, first fixture 4, second fixture 5, Laser cutting 6, laser weld processing head 7 and laser instrument; The first described fixture 4 and the second fixture 5 are corresponding side by side to be arranged, described robot support 1 has two and is arranged on the first fixture 4 and the second fixture 5 both sides, described cutting robot 2 and welding robot 3 are separately positioned on robot support 1, described Laser cutting 6 is fixed on cutting robot 2, laser weld processing head 7 is fixed on welding robot 3, and Laser cutting 6 is connected with laser instrument respectively by optical fiber with laser weld processing head 7.
In order to improve welding quality and welding efficiency, this laser cutting welder also comprises soldering dolly 8, described soldering dolly 8 is arranged between the first fixture 4 and the second fixture 5, soldering dolly 8 is provided with in turn preheating unit 12, annealing unit 13 and rolling wheel 14, in welding process, soldering dolly 8 and welding robot 3 simultaneous action, carry out preheating, anneal and roll process.
Laser instrument is high power YAG laser, optical fiber laser or optical fiber laser in the present embodiment, and wavelength is 1.06 μm, laser power 7 ~ 10kW.
In order to improve cutting efficiency, this welder can further describe as, described Laser cutting 6 is by the magnetic tape trailer cutting head 61 be arranged side by side with take the lead cutting head 62 and form; Select two laser instruments, every platform laser power is 8KW.
The distribution of laser optical path passage in the present embodiment, as shown in Fig. 6 a, 6b, wherein the first laser instrument 15 utilizes the divided beam system of configuration to separate two laser optical path passages 15a, 15b, second laser 16 utilizes the divided beam system of configuration to separate two laser optical path passages 16a, 16b, in cutting process, adopt the beam of laser path channels 15a of the first laser instrument and the beam of laser path channels 16a of second laser respectively, by magnetic tape trailer cutting head 61 with take the lead cutting head 62 and cut simultaneously.In welding process, another bundle laser optical path passage 15b of the first laser instrument is only adopted to weld; The beam of laser path channels 16b of residue second laser, as alternative light path, strengthens flexibility and the reliability of equipment operating.
The online laser cutting welding method of band steel utilizing band steel as above online laser cutting welder to carry out, comprises the following steps:
Step one, tail part of band steel 9 to be welded enter the first fixture 4 and clamp, strip steel head 10 to be welded enters the second fixture 5 and clamps, band steel enters cutting position and prepares cutting, cutting robot 2 drives Laser cutting 6 to run from position of readiness to band steel direction, when arriving steel edge portion, laser instrument optical gate opens Laser output, and Laser cutting 6 pairs of tail part of band steel 9 and strip steel head 10 are cut, and cutting terminates rear laser instrument optical gate and closes; The cutting speed of Laser cutting 6 is 6 ~ 15m/min;
Step 2, cutting robot 2 drive Laser cutting 6 to move to tail part of band steel 9 edge, tail part of band steel of adjusting the distance 9 edge 40 ~ 80mm place, adopts laser cutting, carries out the cut hole operation of fabrication hole 11, detection is provided, to identify weld seam at cold rolling subsequent job line; The aperture of fabrication hole 11 is 15 ~ 30mm, gets back to position of readiness after cut hole completes;
Step 3, strip steel head 10 are close to tail part of band steel 9 and enter into welding position, by welding robot 3 with laser weld processing head 7 run from position of readiness to band steel direction, when arriving steel edge portion, tail part of band steel 9 is welded with strip steel head 10 along belt steel surface by laser weld processing head 7; The speed of welding of laser weld processing head 7 is 3 ~ 6m/min.
In addition, soldering dolly 8 pairs of welding edge portions can be synchronously used to carry out preheating, roll and annealing in process when welding; During welding, laser weld processing head 7 correspondence is arranged between preheating unit 12 on soldering dolly 8 and annealing unit 13, and laser weld processing head 7 and soldering dolly 8 synchronous operation, to obtain the weld seam of more good quality.
Step 4, welding process terminate, and tail part of band steel 9 and strip steel head 10 link together, welding robot 3 times original positions, and fixture unclamps, and band steel enters subsequent processing.
Embodiment 2
The online laser cutting welder of a kind of band steel, the difference of embodiment 2 and embodiment 1 is, described laser weld processing head 7 is made up of the first soldering tip 71 and the second soldering tip 72, the distribution of laser optical path passage in the present embodiment, as fig. 6 c, wherein the first laser instrument 15 utilizes the divided beam system of configuration to separate two laser optical path passage 15a, 15b, second laser 16 utilizes the divided beam system of configuration to separate two laser optical path passage 16a, 16b, in cutting process, adopt the beam of laser path channels 15a of the first laser instrument and the beam of laser path channels 16a of second laser respectively, cut by two cutting heads 61 and 61 simultaneously.In welding process, adopt the laser optical path passage 16b of the laser optical path passage 15b of the first laser instrument and second laser to be welded in the same way by butt welded seam while of the first soldering tip 71 and the second soldering tip 72 simultaneously, accelerate speed of welding.
Claims (7)
1. be with the online laser cutting welder of steel, it is characterized in that: comprise robot support (1), cutting robot (2), welding robot (3), the first fixture (4), the second fixture (5), Laser cutting head (6), laser weld processing head (7) and laser instrument, described the first fixture (4) and the second fixture (5) are corresponding side by side to be arranged, described robot support (1) has two, be arranged on the first fixture (4) and the second fixture (5) both sides, described cutting robot (2) and welding robot (3) are separately positioned on robot support (1), described Laser cutting head (6) is fixed on cutting robot (2), laser weld processing head (7) is fixed on welding robot (3), Laser cutting head (6) is connected with laser instrument respectively by optical fiber with laser weld processing head (7), this laser cutting welder also comprises soldering dolly (8), described soldering dolly (8) is arranged between the first fixture (4) and the second fixture (5), soldering dolly (8) is provided with in turn preheating unit (12), annealing unit (13) and rolling wheel (14).
2. the online laser cutting welder of band steel as claimed in claim 1, is characterized in that: described Laser cutting head (6) is by the magnetic tape trailer cutting head (61) be arranged side by side and take the lead cutting head (62) and form.
3. the online laser cutting welding method of band steel utilizing band steel as claimed in claim 1 or 2 online laser cutting welder to carry out, is characterized in that, comprise the following steps:
Step one, tail part of band steel to be welded (9) enter the first fixture (4) clamping, strip steel head (10) to be welded enters the second fixture (5) clamping, band steel enters cutting position and prepares cutting, cutting robot (2) drives Laser cutting head (6) to run from position of readiness to band steel direction, when arriving steel edge portion, laser instrument optical gate opens Laser output, Laser cutting head (6) cuts tail part of band steel (9) and strip steel head (10) simultaneously, and cutting terminates rear laser instrument optical gate and closes;
Step 2, cutting robot (2) drive Laser cutting head (6) to move to tail part of band steel (9) edge, carry out the cut hole operation of fabrication hole (11), get back to position of readiness after cut hole completes;
Step 3, strip steel head (10) are close to tail part of band steel (9) and enter into welding position, by welding robot (3) with laser weld processing head (7) from position of readiness to band steel direction run, arrive steel edge portion time laser weld processing head (7) along belt steel surface, tail part of band steel (9) is welded with strip steel head (10); Soldering dolly (8) is synchronously used to carry out preheating to welding edge portion, roll and annealing in process when welding; During welding, laser weld processing head (7) correspondence is arranged between preheating unit (12) on soldering dolly (8) and annealing unit (13), laser weld processing head (7) and soldering dolly (8) synchronous operation;
Step 4, welding process terminate, and tail part of band steel (9) and strip steel head (10) link together, and welding robot (3) returns original position, and fixture unclamps, and band steel enters subsequent processing.
4. the online laser cutting welding method of band steel as claimed in claim 3, it is characterized in that: in described step one, the cutting speed of Laser cutting head (6) is 6 ~ 15m/min.
5. the online laser cutting welding method of band steel as claimed in claim 3, is characterized in that: in described step 2, and the cut hole operation of fabrication hole (11) is for adopting laser cutting.
6. the online laser cutting welding method of band steel as claimed in claim 5, it is characterized in that: in described step 2, punching position is 40 ~ 80mm from tail part of band steel (9) edge distance, the aperture of fabrication hole (11) is 15 ~ 30mm.
7. the online laser cutting welding method of band steel as claimed in claim 3, it is characterized in that: in described step 3, the speed of welding of laser weld processing head (7) is 3 ~ 6m/min.
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| CN201110044306.3A CN102649193B (en) | 2011-02-24 | 2011-02-24 | Online laser cutting and welding device and method of band steel |
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| CN201110044306.3A CN102649193B (en) | 2011-02-24 | 2011-02-24 | Online laser cutting and welding device and method of band steel |
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| CN102649193B true CN102649193B (en) | 2015-04-01 |
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| CN110369872A (en) * | 2019-08-15 | 2019-10-25 | 武汉宝悍焊接设备有限公司 | The processing technology of optical-fiber laser cutting welding orientation silicon steel strip |
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| CN111644751B (en) * | 2020-05-07 | 2022-05-17 | 武汉凯奇冶金焊接设备制造有限责任公司 | Double-light-path laser cutting device for laser butt welding machine for super-thick steel plate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04367384A (en) * | 1991-06-14 | 1992-12-18 | Nippon Steel Corp | Cutting/welding method for metallic plate by laser beam |
| JPH1158047A (en) * | 1997-08-12 | 1999-03-02 | Amada Co Ltd | Endless band steel, its welding method and device |
| CN1368418A (en) * | 2002-01-30 | 2002-09-11 | 华中科技大学 | Laser cutting-welding technology and apparatus for sheet |
| WO2010052339A1 (en) * | 2008-11-10 | 2010-05-14 | Danieli & C. Officine Meccaniche S.P.A. | Welding system of metal strips |
| CN201735955U (en) * | 2010-07-20 | 2011-02-09 | 武汉钢铁(集团)公司 | Laser welding machine tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006021759B3 (en) * | 2006-05-10 | 2007-10-31 | Böhler-Uddeholm Precision Strip GmbH & Co. KG | Method for producing saw blade has strip of blade material welded between two support strips and separated by beam cutting alternating saw tooth profiles |
-
2011
- 2011-02-24 CN CN201110044306.3A patent/CN102649193B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04367384A (en) * | 1991-06-14 | 1992-12-18 | Nippon Steel Corp | Cutting/welding method for metallic plate by laser beam |
| JPH1158047A (en) * | 1997-08-12 | 1999-03-02 | Amada Co Ltd | Endless band steel, its welding method and device |
| CN1368418A (en) * | 2002-01-30 | 2002-09-11 | 华中科技大学 | Laser cutting-welding technology and apparatus for sheet |
| WO2010052339A1 (en) * | 2008-11-10 | 2010-05-14 | Danieli & C. Officine Meccaniche S.P.A. | Welding system of metal strips |
| CN201735955U (en) * | 2010-07-20 | 2011-02-09 | 武汉钢铁(集团)公司 | Laser welding machine tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369872A (en) * | 2019-08-15 | 2019-10-25 | 武汉宝悍焊接设备有限公司 | The processing technology of optical-fiber laser cutting welding orientation silicon steel strip |
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