CN113500295A - Right-angle spliced aluminum laser welding device and method - Google Patents
Right-angle spliced aluminum laser welding device and method Download PDFInfo
- Publication number
- CN113500295A CN113500295A CN202110809823.9A CN202110809823A CN113500295A CN 113500295 A CN113500295 A CN 113500295A CN 202110809823 A CN202110809823 A CN 202110809823A CN 113500295 A CN113500295 A CN 113500295A
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- laser welding
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- welding head
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- 238000003466 welding Methods 0.000 title claims abstract description 140
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract 2
- 238000000465 moulding Methods 0.000 abstract 1
- 230000007306 turnover Effects 0.000 abstract 1
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 230000004886 head movement Effects 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical group [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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Classifications
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
Abstract
The invention discloses a right-angle spliced aluminum laser welding device and method, in particular to a device for automatic double-sided laser welding molding through one-time clamping. The laser welding head is fixed on the vertical movement module and the horizontal movement module, the horizontal movement module is installed on the rack platform, and the vertical movement module is connected with the horizontal movement module through the installation fixing seat. The laser welding head is characterized in that a workpiece placing table is arranged on a rack platform in front of the laser welding head, an automatic clamping mechanism is arranged on the workpiece placing table, and an open groove is formed in the position of the seam of the aluminum plate workpiece by the clamping mechanism and the workpiece placing table. The invention can weld and inspect the two sides of the straight angle spliced aluminum plate simultaneously without manual turnover and secondary welding inspection, thereby saving a large amount of welding inspection time and improving the production quality and efficiency.
Description
Technical Field
The invention relates to the field of aluminum laser welding, in particular to a right-angle spliced aluminum laser welding device.
Background
The square ceiling lamp frame is generally formed by welding thin plate aluminum parts, the traditional welding mode is argon arc welding, the welding quality is not easy to control, an aluminum plate needs to be subjected to double-side welding, clamping and positioning are performed again after one side is welded and turned over, the operation is complex and tedious, and a special process is required to be added for subsequent quality detection, so that the time and the labor are consumed.
The laser welding machine, also commonly called as laser welding machine, is a machine for laser material processing, is a new welding mode, mainly aiming at the welding of thin-wall materials and precision parts. By using the laser welding machine with the visual detection system, the welding speed and precision of the aluminum parts can be improved through the mechanized operation of the production line, the yield and the quality are greatly improved, and the labor cost is reduced. In view of this, we propose a right angle splicing aluminum laser welding device.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a right-angle splicing aluminum laser welding device.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a right-angle spliced aluminum laser welding device comprises an upper laser welding head moving assembly, a lower laser welding head moving assembly, a rack platform, a camera display screen, a control operation box, an HMI (human machine interface), an electric cabinet and a three-color lighthouse;
the upper laser welding head moving assembly comprises a fixed seat arranged on a rack platform, an upper horizontal moving module is arranged above the fixed seat, a vertical moving module is arranged on the upper horizontal moving module, a vertical mounting seat is arranged between the vertical moving module and the horizontal moving module for connection, a connecting plate is fixed on the vertical moving module, a clamping seat is arranged on the connecting plate, a first laser welding head is fixedly connected with the upper laser head mounting seat, the upper laser head mounting seat is fixed in front of the laser head fixed seat, a laser head fixing shaft is arranged behind the laser head fixed seat, the clamping seat and the laser head fixing shaft are fastened through an annular clamping structure bolt, and a first laser welding head camera is positioned above the left side of the first laser welding head;
the lower laser welding head moving assembly is arranged below the fixed platform and corresponds to the upper laser welding head moving assembly, the upper horizontal moving module and the lower horizontal moving module are arranged in parallel, and the distance between parallel lines is determined by the installation dimension of the laser welding heads and the size of the bodies of the laser welding heads;
the automatic clamping mechanism is driven by a clamping cylinder to execute, a piston rod of the clamping cylinder is connected with a clamping seat, and the clamping mechanism and the workpiece placing table are provided with an avoidance groove for open type welding at the joint of the aluminum plate workpiece.
Preferably, the upper horizontal movement module comprises a horizontal driving motor, the vertical movement module comprises a vertical driving motor, and both the horizontal driving motor and the vertical driving motor are servo motors and are provided with a closed-loop control system.
Preferably, a laser head fixing base and laser head fixed axle bolt fastening for fixing the laser welder head, and the laser head fixed axle is fixed by pressing from both sides tight seat centre gripping, but laser head fixed axle axial displacement and rotation, axial displacement so that laser welder head can be in the vertical welding plane in welding seam place simultaneously from top to bottom, press from both sides tight seat and pass through the connecting plate and be connected fixedly with the vertical motion module.
Preferably, the camera display screen is electrically connected with the electric cabinet through a camera cable; the control operation box is electrically connected with the electric cabinet through an operation control cable; the picture shot by the first laser welding head camera or the picture shot by the second laser welding head camera can be set manually through the man-machine interface on the operation control operation box. In the case of non-remote control, the second laser welding head camera below the fixed platform is generally displayed to facilitate observation by the field operator.
Preferably, when the automatic clamping mechanism is used by a single laser welding device, a field operator controls the clamping cylinder to move through the foot switch, so that the welding workpiece is completely fixed on the workpiece placing table. On the other hand, if the laser welding device is matched with other machine tables in an online mode, the automatic button is switched to an automatic mode, and the other linkage machine tables give online signal control of whether the clamping cylinder clamps or not, so that higher intelligent work can be realized.
Preferably, the electric cabinet includes the industrial computer, installs the vision processing software on the industrial computer, and in every work piece welding process, this vision processing software will judge whether qualified welding quality, and when the unit was used, the three-colour beacon can give corresponding prompt information. If the automatic feeding device is in the online mode in the automatic mode, the industrial personal computer sends out an unqualified product processing mechanism to the feeding mechanism.
Compared with the prior art, the invention has the following beneficial effects:
when the welding device is used, an aluminum plate to be welded is placed on the workpiece placing table, the aluminum plate workpiece is automatically and completely fixed on the placing table through the specially-made clamping mechanism, the laser welding head with the corrected position directly performs welding according to a preset program, one-time clamping can be realized, and double-side welding is completed simultaneously, so that the aluminum plate workpiece does not need to be manually turned over, the reverse side is clamped again, and the welding is performed again, and a large amount of welding time is saved.
When the laser welding head is used, the camera above the laser welding head can shoot the welding condition at any time, the welding condition is displayed in real time, manual observation is facilitated, and accurate judgment and operation are made.
When the laser welding system is used, a power supply of the system is switched on, the positions of all original points of the laser head are adjusted in a manual mode, the system automatically identifies the initial positions of all components and is in a standby state, and after a workpiece to be welded is in place, a welding program is automatically started to complete a welding task and automatically release the clamped workpiece.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is an isometric view of the overall structure of the present invention;
FIG. 3 is a top view of the overall structure of the present invention;
FIG. 4 is a side elevational view of the laser welding head movement assembly of the present invention;
fig. 5 is a front view of the laser welding head movement assembly of the present invention.
In the figure: the laser welding head comprises a first laser welding head camera 1, a first laser welding head 2, an upper laser head mounting base 3, an upper horizontal movement module 4, a fixed base 5, a second laser welding head 6, an electric cabinet 7, a foot pedal switch 8, a horizontal adjusting foot 9, a second laser welding head camera 10, a second fixed base 11, a lower laser head mounting base 12, a lower horizontal movement module 13, a rack platform 14, a camera display screen 15, a control operation box 16, an HMI (human machine interface) 17, a three-color lighthouse 18, an optical fiber cable support frame 19, an upper laser welding head movement assembly 20, a lower laser welding head movement assembly 21, a placing table 22, a clamping base 23, a clamping cylinder 24, an automatic button 25, a horizontal movement module cable 26, a vertical movement module cable 27, a camera cable 28, a foot pedal switch cable 29, an operation control cable 30, a laser head fixed base 31, a fixed shaft 32, a connecting plate 33, a laser head fixing base 24, an automatic button 25, a horizontal movement module cable 26, a vertical movement module cable 27, a camera cable 28, a foot pedal switch cable 29, an operation control cable 30, a laser head fixing base 31, a laser head fixing shaft 32, a laser head fixing base 33, a laser head fixing base, a laser head, A vertical mounting seat 34, a horizontal driving motor 35, a vertical driving motor 36 and a clamping seat 37.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are intended as examples only, and it is to be understood that the described embodiments are only a few, and not all, embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Other obvious variations will occur to those skilled in the art.
The right-angle splicing aluminum material laser welding device comprises a rack platform 14, a first laser welding head 2 located above the rack platform 14 and a second laser welding head 6 located below the rack platform 14, a workpiece placing table 22 is arranged right in front of the rack platform 14, a camera display screen 15 is arranged on the right side, a control operation box 16 is arranged above the camera display screen 15, a touch-operable HMI (human machine interface) 17 is arranged in the middle of the control operation box 16, a plurality of operation buttons are arranged below the HMI 17, and the top of the control operation box 16 is a three-color lighthouse 18.
Before use, the upper and lower laser welding heads are adjusted to be in the same plane with the welding seam of the workpiece on the workpiece placing table 22 by the adjusting mechanisms of the upper laser welding head moving assembly 20 and the lower laser welding head moving assembly 21.
The upper laser welding head moving assembly 20 comprises a fixed seat 5 arranged on a rack platform 14, the horizontal position of the rack platform 14 can be adjusted through a horizontal adjusting foot 9, an upper horizontal moving module 4 is arranged above the fixed seat 5, a vertical moving module is arranged on the upper horizontal moving module 4, the vertical moving module is connected with the horizontal moving module through a vertical mounting seat 34, a connecting plate 33 is fixed on the vertical moving module, a clamping seat 37 is arranged on the connecting plate 33, a first laser welding head 2 is fixedly connected with the upper laser head mounting seat 3, the upper laser head mounting seat 3 is fixed in front of a laser head fixed seat 31, a laser head fixed shaft 32 is arranged behind the laser head fixed seat 31, the clamping seat 37 and the laser head fixed shaft are fastened through an annular clamping structure bolt, and the first laser welding head camera 1 is positioned above the left side of the first laser welding head 2; an optical fiber cable support frame 19 is arranged behind the upper laser welding head moving assembly 20, and in the moving process of the laser welding head, the optical fiber cable can freely slide in the optical fiber cable support frame 19.
When using, the aluminum plate work piece is placed on placing platform 22 in the frame platform 14 the place ahead, by placing platform 22's right angle groove structure automatic positioning, the back is placed to the work piece, artificially step on foot switch 8 under the unit operation condition, pass through foot switch cable 29 with foot switch 8's switching signal to electric cabinet 7, when electric cabinet 7 received this signal, will send the instruction of drive die clamping cylinder 24 motion, die clamping cylinder 24 drives behind the motion and is fixed in die clamping cylinder 24 piston rod end's the tight seat 23 motion of clamp, thereby make the aluminum plate work piece obtain complete fixed in a plurality of positions, and die clamping seat 23 and work piece place platform 22 and just in time effectually avoid the laser welding head at the open slot that aluminum plate work piece department set up, thereby make press from both sides tight and welding work can go on simultaneously, and mutually noninterfere.
The lower laser welding head moving assembly 21 is arranged below the rack platform 14 and corresponds to the upper laser welding head moving assembly 20, the upper horizontal moving module 4 and the lower horizontal moving module 13 are arranged in parallel, the distance between parallel lines is determined by the mounting dimension of the laser welding head and the size of the body of the laser welding head, after the two upper and lower modules are mounted, the first laser welding head 2 and the second laser welding head 6 are just opposite, and can be adjusted to the position coplanar with the spliced seam of the aluminum plate workpiece, and when the welding angle needs to be changed, the welding can be realized by the rotation of the laser head fixing shaft 32;
the first laser welding head camera 1 is positioned at the upper left of the first laser welding head 2 and can shoot or photograph the operation process of the first laser welding head 2. The second laser welding head camera 10 is located at the lower right of the second laser welding head 6 and can shoot or photograph the operation process of the second laser welding head 6, the second laser welding head camera 10 is installed on the second fixing seat 11, and the second laser welding head 6 is fixed on the lower laser head installing seat 12. The camera display screen 15 acquires the camera data transmitted by the camera cable 28 from the electric control box 7, and further displays the working condition of each laser welding head according to the parameters set by the field operator in the HMI human-machine interface 17. The HMI human-machine interface 17 is installed on a panel of the control operation box 16, is electrically connected with the electric cabinet 7 through an operation control cable 30, is also provided with an automatic button 25 on the panel of the control operation box 16, and is provided with a three-color lighthouse 18 at the top.
The upper horizontal movement module 4 is electrically connected with the electric cabinet 7 through a horizontal movement module cable 26, the vertical driving motor 36 is electrically connected with the electric cabinet 7 through a vertical movement module cable 27, and the foot switch 8 is electrically connected with the electric cabinet 7 through a foot switch cable 29.
The working principle of the invention is as follows:
when the single-machine mode is selected, after the right-angle splicing aluminum material laser welding device is powered on, the upper horizontal movement module 4 executes the action of returning to the original point according to an automatic setting program, stops moving after the induction switch senses the original point position and is in a standby state, and then the lower horizontal movement module 13 also executes the action of returning to the original point in the same way until all the moving parts of the upper laser welding head moving assembly 20 and the lower laser welding head moving assembly 21 reach the preset original point position, and the whole machine is in the standby state.
When the specific welding operation needs to be executed manually, the aluminum plate workpiece needing to be welded is placed on the placing table 22, the foot switch 8 is manually stepped, the clamping signal sent by the foot switch 8 can be transmitted to the electric cabinet 7 through the foot switch cable 29 connected to the foot switch 8, the electric appliance in the electric cabinet 7 processes the original piece, an instruction signal for enabling the clamping cylinder 24 to act is given, the clamping cylinder 24 executes the clamping action after receiving the instruction, and the clamping seat 23 connected to the piston rod of the clamping cylinder 24 is driven to move, so that the aluminum plate workpiece placed on the placing table 22 is clamped. After the first laser welding head 2 and the second laser welding head 6 are clamped in place, the first laser welding head 2 and the second laser welding head 6 start to automatically execute welding operation, in the first welding process, the corresponding camera samples the welding condition constantly, whether the welding quality meets the preset requirement is judged in time, if the welding quality does not meet the preset requirement, a signal is sent out in time, and the manual adjustment of the welding angles and relevant parameters of the first laser welding head 2 and the second laser welding head 6 is prompted until the preset welding requirement is met.
In addition, if when the on-line mode is selected, after the initialization mode of the right-angle splicing aluminum laser welding device is completed in the same way, the foot switch 8 is not used any more, the feeding and discharging of the aluminum plate workpiece on the whole device are completed by other automatic machines, and whether the action of the clamping cylinder 24 is given by an on-line signal or not is provided, so that the right-angle splicing aluminum laser welding device can realize higher automation, and the production efficiency is further improved.
Those not described in detail in this specification are within the skill of the art.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that various changes and modifications may be made in the embodiments described above and illustrated herein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (9)
1. A right-angle spliced aluminum laser welding device comprises an upper laser welding head moving assembly (20) arranged on a rack platform (14), a lower laser welding head moving assembly (21) arranged below the rack platform (14), a camera display screen (15), a control operation box (16), an HMI (human machine interface) interface (17), a three-color lighthouse (18) and an electric cabinet (7); the method is characterized in that: the upper laser welding head moving assembly (20) is provided with a first laser welding head camera (1), and the lower laser welding head moving assembly (21) is provided with a second laser welding head camera (10); an industrial personal computer is arranged in the electric cabinet (7), and visual processing software is installed on the industrial personal computer; the first laser welding head (2) is fixed on the vertical movement module, the vertical movement module is connected with the upper horizontal movement module (4) through a vertical mounting seat (34), and the upper horizontal movement module (4) is mounted on the rack platform (14); a lower horizontal movement module (13) is arranged below the rack platform (14); a workpiece placing table (22) is arranged on a rack platform (14) right in front of the laser welding head, an automatic clamping mechanism is arranged on the workpiece placing table (22), and an open groove is formed in the position of the abutted seam of the aluminum plate workpiece by the clamping mechanism and the workpiece placing table (22).
2. The right-angle spliced aluminum material laser welding apparatus according to claim 1, characterized in that: the upper laser welding head moving assembly (20) and the lower laser welding head moving assembly (21) are correspondingly arranged; the upper horizontal movement module (4) and the lower horizontal movement module (13) are arranged in parallel.
3. The right-angle spliced aluminum material laser welding apparatus according to claim 1, characterized in that: go up laser welder head motion subassembly (20) including last horizontal motion module (4), vertical motion module, laser head fixing base (31), laser head fixed axle (32), connecting plate (33), perpendicular mount pad (34), clamp seat (37).
4. The right-angle spliced aluminum laser welding apparatus according to claim 3, characterized in that: go up horizontal movement module (4) and contain horizontal drive motor (35), vertical movement module contains vertical drive motor (36), and horizontal drive motor (35) and vertical drive motor (36) are servo motor.
5. The right-angle spliced aluminum laser welding apparatus according to claim 3, characterized in that: laser head fixing base (31) and laser head fixed axle (32) bolt fastening, and laser head fixed axle (32) are fixed by pressing from both sides tight seat (37) centre gripping, but laser head fixed axle (32) axial displacement and rotation have connecting plate (33) between tight seat (37) and the vertical motion module.
6. The right-angle spliced aluminum material laser welding apparatus according to claim 1, characterized in that: the camera display screen (15) is electrically connected with the electric cabinet (7) through a camera cable (28); the control operation box (16) is electrically connected with the electric cabinet (7) through an operation control cable (30); the camera picture displayed on the camera display screen (15) can be switched at will by operating the control operation box (16).
7. The right-angle spliced aluminum material laser welding apparatus according to claim 1, characterized in that: the automatic clamping mechanism comprises a placing table (22), a clamping seat (23) and a clamping cylinder (24), the clamping seat (23) can be driven to move through the clamping cylinder (24), and the foot switch (8) can control the clamping cylinder (24) to move through a foot switch cable (29).
8. The right-angle spliced aluminum material laser welding apparatus according to claim 1, characterized in that: the vision processing software can display the real-time welding condition and the welding seam position of the workpiece on the workpiece placing table (22) through the camera, and can conveniently observe and adjust welding parameters in real time.
9. The right-angle spliced aluminum material laser welding apparatus according to claim 1, characterized in that: the automatic clamping mechanism can be adjusted to an automatic mode through an automatic button (25), and in the automatic mode, the loading and unloading of workpieces on the workpiece placing table (22) can be matched with other machine tables in an online mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110809823.9A CN113500295A (en) | 2021-07-17 | 2021-07-17 | Right-angle spliced aluminum laser welding device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110809823.9A CN113500295A (en) | 2021-07-17 | 2021-07-17 | Right-angle spliced aluminum laser welding device and method |
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| Publication Number | Publication Date |
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| CN113500295A true CN113500295A (en) | 2021-10-15 |
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| CN202110809823.9A Pending CN113500295A (en) | 2021-07-17 | 2021-07-17 | Right-angle spliced aluminum laser welding device and method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11319911A (en) * | 1998-05-14 | 1999-11-24 | Nippon Steel Corp | Continuous welding method of band steel plate welded in longitudinal direction and welding equipment |
| CN204094310U (en) * | 2014-09-11 | 2015-01-14 | 长葛市帝和太阳能有限公司 | A kind of double-sided laser bonding machine with cooling device |
| CN206084137U (en) * | 2016-08-03 | 2017-04-12 | 武汉华工激光工程有限责任公司 | Upper and lower double -end laser equipment of welding 3C component |
| CN207668702U (en) * | 2017-12-19 | 2018-07-31 | 深圳市巨匠激光器械有限公司 | A kind of optical fiber bonding machine |
| CN208696554U (en) * | 2018-09-05 | 2019-04-05 | 苏州镭扬激光科技有限公司 | A kind of laser soldering device for welding by both sides |
| CN111545906A (en) * | 2020-05-13 | 2020-08-18 | 南京航空航天大学 | Mirror image laser welding device and method for optimizing weld joint molten pool forming |
| CN111958114A (en) * | 2020-09-29 | 2020-11-20 | 张斌 | Four-axis optical fiber laser welding equipment |
-
2021
- 2021-07-17 CN CN202110809823.9A patent/CN113500295A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11319911A (en) * | 1998-05-14 | 1999-11-24 | Nippon Steel Corp | Continuous welding method of band steel plate welded in longitudinal direction and welding equipment |
| CN204094310U (en) * | 2014-09-11 | 2015-01-14 | 长葛市帝和太阳能有限公司 | A kind of double-sided laser bonding machine with cooling device |
| CN206084137U (en) * | 2016-08-03 | 2017-04-12 | 武汉华工激光工程有限责任公司 | Upper and lower double -end laser equipment of welding 3C component |
| CN207668702U (en) * | 2017-12-19 | 2018-07-31 | 深圳市巨匠激光器械有限公司 | A kind of optical fiber bonding machine |
| CN208696554U (en) * | 2018-09-05 | 2019-04-05 | 苏州镭扬激光科技有限公司 | A kind of laser soldering device for welding by both sides |
| CN111545906A (en) * | 2020-05-13 | 2020-08-18 | 南京航空航天大学 | Mirror image laser welding device and method for optimizing weld joint molten pool forming |
| CN111958114A (en) * | 2020-09-29 | 2020-11-20 | 张斌 | Four-axis optical fiber laser welding equipment |
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Application publication date: 20211015 |