CN103084734A - Handheld laser-beam welding machine and method of welding materials - Google Patents
Handheld laser-beam welding machine and method of welding materials Download PDFInfo
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- CN103084734A CN103084734A CN2012105968537A CN201210596853A CN103084734A CN 103084734 A CN103084734 A CN 103084734A CN 2012105968537 A CN2012105968537 A CN 2012105968537A CN 201210596853 A CN201210596853 A CN 201210596853A CN 103084734 A CN103084734 A CN 103084734A
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Abstract
The invention discloses a handheld laser-beam welding machine which comprises a laser light source, a vibration lens and a camera, wherein the camera is used for shooting processing areas of the vibration lens. The handheld laser-beam welding machine is characterized by further comprising a welding spot identification system and a process control system, wherein the welding spot identification system is connected with the camera and the process control system is connected with the vibration lens. Welding spot locations can be judged by the welding spot identification system according to images shot by the camera. The process control system can be used for controlling the process of the vibration lens according to the welding pot locations which are judged by the welding spot identification system. The handheld laser-beam welding machine can not only achieve multi-dimensional motions, but also be simple in structure and convenient to use. At the same time, the camera and the welding spot identification system of the handheld laser-beam welding machine can effectively guarantee the condition without insufficient solders and omitting solders so that welding quality can be guaranteed.
Description
Technical field
The invention belongs to the laser weld field, particularly a kind of hand-held laser-beam welding machine and use the method for this equipment welding material.
Background technology
Laser weld, lower-powered laser beam when using than cutting technique melts material and does not make its gasification, becomes a continuous solid mechanism after cooling.Be widely used a little because the laser weld energy density is concentrated, speed of welding is fast, distortion is little, welding quality is high.
Press, the type of present laser weld has CO
2Gas laser welding and the weldering of Nd:YAG Solid State Laser; High power laser welding for large scale, slab is arranged, the low-power laser bonding machine for minute sized part processing is also arranged; Weld metal is arranged, also have welding machine plastics, the pottery etc. nonmetallic.But, press, present laser-beam welding machine, be that any laser-beam welding machine is all for the to-be-welded pieces on workbench, can't the weldment that be in outside workbench be welded, and this laser welding system relatively welding work pieces move at X-Y, welding has limitation, namely this laser-beam welding machine can only be welded to the part welding position of workpiece, is difficult to welding for some remoter positions of phase butt joint, workpiece welding position, can not satisfy the needs of actual welding.
Even the laser welding apparatus that can realize on a small quantity three-dimensional motion is arranged in the market, but these welding equipments mechanism is complicated, bulky, cost is high.In order to reduce costs, and facilitate the actual use flexibly of user, the part inventor has invented the Handheld laser welding equipment at present, but this hand-held laser welding apparatus is mainly the artificial naked eyes that adopt selects welding region, this just easily makes some tiny areas that need to weld cause solder skip because of human error, and then causes the product secondary to be done over again even scrapping.
For solving the problems of the technologies described above, the design people designs through research, experiment the photo that a kind of hand-held type laser welder can photograph according to the camera of this bonding machine, need to determine the zone of welding by the solder joint recognition system, completes laser weld.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of hand-held type laser welder of realized three-dimensional motion simple in structure, easy to use.
For achieving the above object, the present invention's a kind of hand-held laser-beam welding machine, the camera that it comprises LASER Light Source, galvanometer head and is used for taking described galvanometer head machining area, it is characterized in that: described hand-held laser-beam welding machine also comprises a solder joint recognition system that is connected with this camera and the control system for processing that is connected with described galvanometer head, the image judgement bond pad locations that described solder joint recognition system is taken according to camera, this control system for processing is controlled the processing of described galvanometer head according to the bond pad locations of solder joint recognition system judgement.
Preferred on the basis of such scheme, described camera is installed in described galvanometer head.
Preferred on the basis of such scheme, described galvanometer head and described LASER Light Source one.
Preferred on the basis of such scheme, described galvanometer head is connected by optical fiber with this LASER Light Source.
Preferred on the basis of such scheme, described hand-held laser-beam welding machine also is provided with a display screen, and described display screen shows the image that camera is taken.
Preferred on the basis of such scheme, described hand-held laser-beam welding machine also comprises manual control model, under described manual control model, manually chooses solder joint on described display screen.
Preferred on the basis of such scheme, described display screen is touch-screen, touch display screen when described manual control model, and the welding of galvanometer head is corresponding regional.
Preferred on the basis of such scheme, on described hand-held laser-beam welding machine, handle is housed.
Preferred on the basis of such scheme, described handle is installed on described galvanometer head or laser instrument.
The present invention also provides a kind of method of above-mentioned hand-held laser-beam welding machine welding material, it is characterized in that: said method comprising the steps of:
The first step: material is placed in galvanometer head below, or hand-held described hand-held laser-beam welding machine, with described galvanometer head towards material to be processed;
The second cloth: camera is taken material to be processed;
The 3rd step: the image judgement bond pad locations that the solder joint recognition system is taken according to camera;
The 4th step: the galvanometer head is controlled the welding of galvanometer head according to the bond pad locations of solder joint recognition system judgement.
The present invention compared with prior art, its beneficial effect is: hand-held laser-beam welding machine of the present invention not only can be realized multi-dimensional movement according to actual conditions, and simple in structure, easy to use; By video camera and the solder joint recognition system of the hand-held laser-beam welding machine of the present invention, can effectively guarantee the situation without the rosin joint solder skip simultaneously, thereby guarantee welding quality.
Description of drawings
Fig. 1 is the structural representation of a kind of hand-held laser-beam welding machine of the present invention.
The specific embodiment
By the technology contents, the structural feature that describe the present invention in detail, reached purpose and effect, below hereby exemplify embodiment and coordinate accompanying drawing to be explained in detail.
See also Fig. 1, the invention provides a kind of hand-held laser-beam welding machine, camera 3 and solder joint recognition system and control system for processing that it comprises LASER Light Source 1, galvanometer head 2 and is used for taking described galvanometer head 2 machining areas, wherein:
This solder joint recognition system is connected with described camera 3, and camera 3 is taken the machining area of workpiece 6 to be welded, and the picture of its picked-up is reached the solder joint recognition system, and the solder joint recognition system is judged position to be welded according to picture.
Described control system for processing is connected with described galvanometer head 2, and this control system for processing receives the judgement solder joint information of solder joint recognition system, controls this galvanometer and carries out welding processing.
Accuracy for Real Time Observation solder joint recognition system, guarantee simultaneously and can Artificial Control weld, described hand-held laser-beam welding machine of the present invention also is provided with a display screen 4, the image that described demonstration camera 3 is taken, described hand-held laser-beam welding machine also comprises manual control model, under the manual control model of described display screen 4, manually choose solder joint on described display screen 4.As of the present invention a kind of preferred, this display screen 4 is touch-screen, and touch display screen 4 when described manual control model, and 2 welding of galvanometer head are corresponding regional.
On described hand-held laser-beam welding machine, handle 5 is housed, and this handle 5 is installed on described galvanometer head 2 or laser instrument, the operation of convenient hand-held laser-beam welding machine.
Described galvanometer head 2 is installed together with LASER Light Source 1, and described galvanometer head 2 is connected by optical fiber with this LASER Light Source 1, makes hand-held laser-beam welding machine moving freely, to guarantee to weld each position of workpiece 6 to be welded.
As a kind of optimal way of the present invention, this camera 3 is arranged in described galvanometer head 2.
The present invention also provides a kind of method of using described hand-held laser-beam welding machine welding material, it is characterized in that: said method comprising the steps of:
The first step: material is placed in galvanometer head 2 belows, or hand-held described hand-held laser-beam welding machine, with described galvanometer head 2 towards material to be processed;
The second cloth: camera 3 is taken material to be processed;
The 3rd step: the solder joint recognition system is according to the image judgement bond pad locations of taking;
The 4th step: identification is bond pad locations control galvanometer head 2 welding of camera 3 system judgements to galvanometer head 2 according to solder joint
In sum, only for the present invention's preferred embodiment, do not limit protection scope of the present invention with this, all equivalences of doing according to the scope of the claims of the present invention and description change and modify, within being all the scope that patent of the present invention contains.
Claims (10)
1. hand-held laser-beam welding machine, the camera that it comprises LASER Light Source, galvanometer head and is used for taking described galvanometer head machining area, it is characterized in that: described hand-held laser-beam welding machine also comprises a solder joint recognition system that is connected with this camera and the control system for processing that is connected with described galvanometer head, the image judgement bond pad locations that described solder joint recognition system is taken according to camera, this control system for processing is controlled the processing of described galvanometer head according to the bond pad locations of solder joint recognition system judgement.
2. a kind of hand-held laser-beam welding machine as claimed in claim 1, it is characterized in that: described camera is installed in described galvanometer head.
3. a kind of hand-held laser-beam welding machine as claimed in claim 1, is characterized in that: described galvanometer head and described LASER Light Source one.
4. a kind of hand-held laser-beam welding machine as claimed in claim 1, it is characterized in that: described galvanometer head is connected by optical fiber with this LASER Light Source.
5. a kind of hand-held laser-beam welding machine as claimed in claim 1, it is characterized in that: described hand-held laser-beam welding machine also is provided with a display screen, and described display screen shows the image that camera is taken.
6. a kind of hand-held laser-beam welding machine as claimed in claim 5, it is characterized in that: described hand-held laser-beam welding machine also comprises manual control model, under described manual control model, manually chooses solder joint on described display screen.
7. a kind of hand-held laser-beam welding machine as claimed in claim 6, it is characterized in that: described display screen is touch-screen, touch display screen when described manual control model, galvanometer head welding corresponding zone.
8. a kind of hand-held laser-beam welding machine as claimed in claim 1, is characterized in that: on described hand-held laser-beam welding machine, handle is housed.
9. a kind of hand-held laser-beam welding machine as claimed in claim 8, it is characterized in that: described handle is installed on described galvanometer head or laser instrument.
10. the method for a use hand-held laser-beam welding machine welding material as described in claim 1-9 any one is characterized in that: said method comprising the steps of:
The first step: material is placed in galvanometer head below, or hand-held described hand-held laser-beam welding machine, with described galvanometer head towards material to be processed;
The second cloth: camera is taken material to be processed;
The 3rd step: the image judgement bond pad locations that the solder joint recognition system is taken according to camera;
The 4th step: the galvanometer head is controlled the welding of galvanometer head according to the bond pad locations of solder joint recognition system judgement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105968537A CN103084734A (en) | 2012-12-28 | 2012-12-28 | Handheld laser-beam welding machine and method of welding materials |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105968537A CN103084734A (en) | 2012-12-28 | 2012-12-28 | Handheld laser-beam welding machine and method of welding materials |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551403A (en) * | 2014-12-26 | 2015-04-29 | 广东省工业技术研究院(广州有色金属研究院) | Thick-plate narrow-gap laser scanning filler wire welding method |
| CN104842069A (en) * | 2014-02-13 | 2015-08-19 | 泰科电子(上海)有限公司 | Laser welding system |
| CN108568598A (en) * | 2017-03-07 | 2018-09-25 | 现代自动车株式会社 | Laser soldering device |
| CN112643202A (en) * | 2021-01-06 | 2021-04-13 | 深圳市骐麟激光应用科技有限公司 | Handheld laser welding gun and assembly method thereof |
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| DE10240946A1 (en) * | 2002-09-02 | 2004-03-18 | Mobil Laser Tec Gmbh | Hand guided device for laser welding of a workpiece, has optical sensor for laser focus point position and a control unit for triggering interrupt of laser |
| CN101862902A (en) * | 2010-03-11 | 2010-10-20 | 广东海洋大学 | Handheld laser welding method and device |
| CN201632764U (en) * | 2009-12-23 | 2010-11-17 | 联合汽车电子有限公司 | CCD vibrating mirror type laser welding device |
| CN202461807U (en) * | 2012-01-17 | 2012-10-03 | 温州大学 | Handheld galvanometric scanning and laser processing device |
| CN202591833U (en) * | 2012-01-11 | 2012-12-12 | 南京波长光电科技有限公司 | Laser welding head |
| CN203018915U (en) * | 2012-12-28 | 2013-06-26 | 武汉金运激光股份有限公司 | Handheld laser welding machine |
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2012
- 2012-12-28 CN CN2012105968537A patent/CN103084734A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10240946A1 (en) * | 2002-09-02 | 2004-03-18 | Mobil Laser Tec Gmbh | Hand guided device for laser welding of a workpiece, has optical sensor for laser focus point position and a control unit for triggering interrupt of laser |
| CN201632764U (en) * | 2009-12-23 | 2010-11-17 | 联合汽车电子有限公司 | CCD vibrating mirror type laser welding device |
| CN101862902A (en) * | 2010-03-11 | 2010-10-20 | 广东海洋大学 | Handheld laser welding method and device |
| CN202591833U (en) * | 2012-01-11 | 2012-12-12 | 南京波长光电科技有限公司 | Laser welding head |
| CN202461807U (en) * | 2012-01-17 | 2012-10-03 | 温州大学 | Handheld galvanometric scanning and laser processing device |
| CN203018915U (en) * | 2012-12-28 | 2013-06-26 | 武汉金运激光股份有限公司 | Handheld laser welding machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842069A (en) * | 2014-02-13 | 2015-08-19 | 泰科电子(上海)有限公司 | Laser welding system |
| CN104551403A (en) * | 2014-12-26 | 2015-04-29 | 广东省工业技术研究院(广州有色金属研究院) | Thick-plate narrow-gap laser scanning filler wire welding method |
| CN108568598A (en) * | 2017-03-07 | 2018-09-25 | 现代自动车株式会社 | Laser soldering device |
| CN108568598B (en) * | 2017-03-07 | 2022-01-04 | 现代自动车株式会社 | Laser welding device |
| CN112643202A (en) * | 2021-01-06 | 2021-04-13 | 深圳市骐麟激光应用科技有限公司 | Handheld laser welding gun and assembly method thereof |
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