CN109175686A - A kind of laser-beam welding machine and its welding method - Google Patents
A kind of laser-beam welding machine and its welding method Download PDFInfo
- Publication number
- CN109175686A CN109175686A CN201811044813.5A CN201811044813A CN109175686A CN 109175686 A CN109175686 A CN 109175686A CN 201811044813 A CN201811044813 A CN 201811044813A CN 109175686 A CN109175686 A CN 109175686A
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- China
- Prior art keywords
- laser
- laser welding
- welding
- driving motor
- controller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
-
- 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 present invention provides a kind of laser-beam welding machine and its welding methods, including laser welding system and control system, laser welding system includes laser welding head, and control system includes robot and controller, laser welding head is mounted on the end of robot, controller and laser welding system communication connection；It further include rotating horizontally positioner, rotating horizontally positioner includes support frame, driving motor, disk and fixture, and fixture is mounted in disk, and driving motor connection is drivingly connected on the support frame and with disk.The welding posture adjustment workload of laser welding head has been greatly reduced, and has evaded that each pipeline of water, electricity, gas, light is that may be present in laser welding head adjustment process mutually to be pullled, interfere or even limit problem；Guarantee laser beam always perpendicular to weld seam；The coverage of laser welding head is greatly improved, meets the large area motion range demand of laser welding head.
Description
Technical field
The present invention relates to welding fields, and in particular, to a kind of laser-beam welding machine and its welding method.
Background technique
Laser welding technology as a kind of accurate, efficient, quick welding method, especially in conjunction with robot after,
Its flexible, high speed, good welding quality feature and odds for effectiveness have obtained great performance, in the high-end manufacture such as aerospace
Field is more and more widely used, and the universal favorable comment of industry is obtained.As what laser welding technology was applied gos deep into,
Miscellaneous complex structural member is also desirable that using advanced laser welding technology, correspondingly, to robotic laser welding technique
More stringent requirements are proposed.
The U.S. SpaceX's studies have shown that recoverable rocket delivery system be it is feasible, in return course, need to use
The Ti alloy with high performance grid rudder face of larger size, it is domestic at present to develop precedent not yet using monoblock cast scheme.Study table
It is bright, there is apparent cost, period and performance advantage using laser welding structure, but laser welding process proposes welding jig
The requirement of three aspects: first is that grid rudder face is horizontal positioned, weld seam is vertical state, is needed using vertical position welding station；Second is that
The weld seam of cell structure requires to weld towards multiple directions, the weld seam in each direction；Third is that the size of grid rudder face is larger, swash
The coverage of light beam needs to cover entire rudder face comprehensively.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of laser-beam welding machine and its welding methods.
A kind of laser-beam welding machine provided according to the present invention, including laser welding system (1) and control system (2), it is described
Laser welding system (1) includes laser welding head (102), and the control system (2) includes robot (201) and controller
(202), the laser welding head (102) is mounted on the end of the robot (201), the controller (202) and described swashs
Flush weld welding system (1) communication connection；
It further include rotating horizontally positioner (3), the horizontal rotation positioner (3) includes support frame (301), driving motor
(302), disk (303) and fixture (304), the fixture (304) are mounted on disk (303), and the driving motor (302) is even
It connects on support frame as described above (301) and is drivingly connected with the disk (303).
Preferably, the side in direction of the laser beam (101) in laser welding head (102) and injection laser welding head (102)
To vertical.
Preferably, the axis state in a vertical shape of the driving motor (302), disk (303) are in a horizontal state, the driving
Motor (302) and the controller (202) communicate to connect, and driving motor (302) is as robot (201) external axis linkage control
System.
Preferably, the structure of the fixture (304) includes the blade and frame horizontal section form according to grid, at one piece
Machine mills out the grid groove of predetermined depth on steel plate.
Preferably, further including track base (4), the track base (4) includes guide rail (401), driving motor (402) and pedestal
(403), the robot (201) is mounted on pedestal (403), and the pedestal (403) is existed by the driving motor (402)
Move back and forth on the guide rail (401).
Preferably, the driving motor (402) and the controller (202) communicate to connect, the driving motor (402) is made
For the external axis linkage control of robot (201).
A kind of welding method of the laser-beam welding machine provided according to the present invention, comprising steps of
S1, pass through controller (202) control or independent control, driving motor (302) is the fixture on disk (303)
(304) designated position is rotated to；
S2, robot (201) is moved to by controller (202) control or independent control, track base (4) by specific bit
It sets；
S3, send laser welding head (102) to specified by controller (202) control or independent control, robot (201)
Position, and adjust laser welding head (102) and arrive specified posture；
S4, it is controlled by controller (202), laser beam (101) is irradiated to welding position simultaneously by laser welding head (102)
Complete the welding of a weld seam；
S5, S1 to S4 is repeated, completes the welding of all weld seams.
Preferably, further including that the welding process of all weld seams is compiled into program.
Preferably, the side in direction of the laser beam (101) in laser welding head (102) and injection laser welding head (102)
To vertical.
Preferably, the structure of the fixture (304) includes the blade and frame horizontal section form according to grid, at one piece
Machine mills out the grid groove of predetermined depth on steel plate.
Compared with prior art, the present invention have it is following the utility model has the advantages that
1, positioner 3, facing one direction by the vertical state weld seam of grid, such machine are rotated horizontally by increasing
Laser welding head 102 on people 201 is one towards can simplify, and the welding appearance of laser welding head 102 has been greatly reduced
State adjusts workload, and it is that may be present mutual in 102 adjustment process of laser welding head to have evaded each pipeline of water, electricity, gas, light
It pulls, interfere even limit problem；
2, by special optical path laser welding head or the special plumb joint of 90 ° of use, laser beam 101 enters laser welding
First 102 direction is vertical with the direction of injection, and when solving normal welding head vertical position welding station, other grille blades are to laser welding
First 102 interference, and guarantee laser beam always perpendicular to weld seam；
3, by increasing track base 4, robot 201 is mounted on pedestal 403, fortune of the robot 201 on pedestal 403
It is dynamic that the external realization of axis driving motor 402 is controlled by robot 201, the reachable of laser welding head 102 is greatly improved
Range meets the large area motion range demand of laser welding head 102.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural diagram of the present invention；
In figure:
1- laser welding system；101- laser beam；102- laser welding head；2- control system；201- robot；202- control
Device processed；3- rotates horizontally positioner；301- support frame；302- driving motor；303- disk；304- fixture；4- track base；401-
Guide rail；402- driving motor；403- pedestal.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, several changes and improvements can also be made.These belong to the present invention
Protection scope.
As shown in Figure 1, a kind of laser-beam welding machine provided by the invention, including laser welding system (1), control system (2),
Rotate horizontally positioner (3) and track base (4).
Laser welding system (1) includes laser welding head (102), and control system (2) includes robot (201) and controller
(202), laser welding head (102) is mounted on the end of robot (201), controller (202) and laser welding system (1) communication
Connection.
Rotating horizontally positioner (3) includes support frame (301), driving motor (302), disk (303) and fixture (304),
Fixture (304) is mounted on disk (303), and driving motor (302) is connected on support frame (301) and drives with disk (303)
Connection.
Track base (4) includes guide rail (401), driving motor (402) and pedestal (403), robot (201) be mounted on bottom
On seat (403), pedestal (403) is moved back and forth on guide rail (401) by driving motor (402).
Direction of the laser beam (101) in laser welding head (102) is vertical with the direction of laser welding head (102) is projected.
The axis state in a vertical shape of driving motor (302), disk (303) are in a horizontal state, and driving motor (302) can be with
Controller (202) communication connection, driving motor (302) is as robot (201) external axis linkage control.
The structure of fixture (304) includes the blade and frame horizontal section form according to grid, and machine mills on one block of steel plate
The grid groove of predetermined depth out.
Driving motor (402) can be communicated to connect with controller (202), and driving motor (402) is used as robot (201) outside
Portion's axis linkage control.
By special optical path laser welding head, when solving normal welding head vertical position welding station, other grille blades are to laser
The interference of plumb joint, and ensure that laser beam always perpendicular to weld seam；Positioner is rotated horizontally by increasing, by the vertical of grid
State weld seam facing one direction, be greatly reduced laser welding head welding posture adjustment workload, and evaded water,
Each pipeline of electricity, gas, light is that may be present in laser welding head adjustment process mutually to be pullled, interferes even limit problem；Pass through
Increase track base, the coverage of laser welding head is greatly improved, meets laser welding head large area motion range
Demand；By control system to the integrated control method of welding motion process and heat input process, it greatly improved and be turned into automatically
Industry is horizontal, is particularly suitable for the laser welding of large-sized titanium alloy grid rudder face.
On the basis of a kind of bonding machine of above-mentioned laser-beam welding machine, the present invention also provides a kind of welding of laser-beam welding machine
Method, comprising steps of
S1, pass through controller (202) control or independent control, driving motor (302) is the fixture on disk (303)
(304) designated position is rotated to, for example fixture horizontal rotation is indexed to the position parallel with guide rail, makes the to be welded of grid rudder face
One unified direction of angle direction.
S2, robot (201) is moved to by controller (202) control or independent control, track base (4) by specific bit
It sets, for example robot is moved to an off the nearest position of rotation positioner.
S3, send laser welding head (102) to specified by controller (202) control or independent control, robot (201)
Position, and adjust laser welding head (102) and arrive specified posture；
S4, it is controlled by controller (202), laser beam (101) is irradiated to welding position simultaneously by laser welding head (102)
Complete the welding of a weld seam；
S5, S1 to S4 is repeated, completes all weld seams.
Further, it is also possible to which the welding process of all weld seams is compiled into program, all weld seams are completed in primary welding.
One skilled in the art will appreciate that in addition to realizing system provided by the invention in a manner of pure computer readable program code
It, completely can be by the way that method and step be carried out programming in logic come so that the present invention provides and its other than each device, module, unit
System and its each device, module, unit with logic gate, switch, specific integrated circuit, programmable logic controller (PLC) and embedding
Enter the form of the controller that declines etc. to realize identical function.So system provided by the invention and its every device, module, list
Member is considered a kind of hardware component, and to include in it can also for realizing the device of various functions, module, unit
To be considered as the structure in hardware component；It can also will be considered as realizing the device of various functions, module, unit either real
The software module of existing method can be the structure in hardware component again.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make a variety of changes or modify within the scope of the claims, this not shadow
Ring substantive content of the invention.In the absence of conflict, the feature in embodiments herein and embodiment can any phase
Mutually combination.
Claims (10)
1. a kind of laser-beam welding machine, including laser welding system (1) and control system (2), the laser welding system (1) include
Laser welding head (102), the control system (2) include robot (201) and controller (202), the laser welding head
(102) end of the robot (201), the controller (202) and the laser welding system (1) communication link are mounted on
It connects；
It is characterized in that, further include rotate horizontally positioner (3), the horizontal rotation positioner (3) include support frame (301),
Driving motor (302), disk (303) and fixture (304), the fixture (304) are mounted on disk (303), the driving electricity
Machine (302) is connected on support frame as described above (301) and is drivingly connected with the disk (303).
2. laser-beam welding machine according to claim 1, which is characterized in that laser beam (101) is in laser welding head (102)
Direction with project the direction of laser welding head (102) it is vertical.
3. laser-beam welding machine according to claim 1, which is characterized in that the axis of the driving motor (302) is in vertical
State, disk (303) are in a horizontal state, and the driving motor (302) and the controller (202) communicate to connect, driving motor
(302) as robot (201) external axis linkage control.
4. laser-beam welding machine according to claim 1, which is characterized in that the structure of the fixture (304) includes according to lattice
The blade and frame horizontal section form of grid, machine mills out the grid groove of predetermined depth on one block of steel plate.
5. laser-beam welding machine according to claim 1, which is characterized in that it further include track base (4), the track base (4)
Including guide rail (401), driving motor (402) and pedestal (403), the robot (201) is mounted on pedestal (403), institute
Pedestal (403) are stated to move back and forth on the guide rail (401) by the driving motor (402).
6. laser-beam welding machine according to claim 5, which is characterized in that the driving motor (402) and the controller
(202) it communicates to connect, the driving motor (402) is as robot (201) external axis linkage control.
7. a kind of welding method of laser-beam welding machine, which is characterized in that comprising steps of
S1, pass through controller (202) control or independent control, driving motor (302) revolves the fixture (304) on disk (303)
Go to designated position；
S2, robot (201) is moved to by controller (202) control or independent control, track base (4) by designated position；
S3, laser welding head (102) is sent to by controller (202) control or independent control, robot (201) by specific bit
It sets, and adjusts laser welding head (102) and arrive specified posture；
S4, it is controlled by controller (202), laser beam (101) is irradiated to welding position and is completed by laser welding head (102)
The welding of one weld seam；
S5, S1 to S4 is repeated, completes the welding of all weld seams.
8. the welding method of laser-beam welding machine according to claim 7, which is characterized in that further include by the weldering of all weld seams
Termination process is compiled into program.
9. the welding method of laser-beam welding machine according to claim 7, which is characterized in that laser beam (101) is in Laser Welding
Direction in connector (102) is vertical with the direction of laser welding head (102) is projected.
10. the welding method of laser-beam welding machine according to claim 7, which is characterized in that the structure of the fixture (304)
Including the blade and frame horizontal section form according to grid, machine mills out the grid groove of predetermined depth on one block of steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811044813.5A CN109175686A (en) | 2018-09-07 | 2018-09-07 | A kind of laser-beam welding machine and its welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811044813.5A CN109175686A (en) | 2018-09-07 | 2018-09-07 | A kind of laser-beam welding machine and its welding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109175686A true CN109175686A (en) | 2019-01-11 |
Family
ID=64915521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811044813.5A Pending CN109175686A (en) | 2018-09-07 | 2018-09-07 | A kind of laser-beam welding machine and its welding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109175686A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618405A (en) * | 2020-06-12 | 2020-09-04 | 浙江嘉沛科技有限公司 | Automatic welding equipment for wire clamp body |
| CN113814562A (en) * | 2021-10-13 | 2021-12-21 | 宜宾上交大新材料研究中心 | Laser welding method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5921491A (en) * | 1982-07-28 | 1984-02-03 | Shin Meiwa Ind Co Ltd | Laser working robot |
| CN203343681U (en) * | 2013-07-12 | 2013-12-18 | 苏州澳冠自动化设备有限公司 | Boom double rotary robot welding device |
| CN103878472A (en) * | 2014-03-17 | 2014-06-25 | 创美工艺(常熟)有限公司 | Workpiece clamping worktable structure matched with welding robot |
| CN105397295A (en) * | 2015-12-24 | 2016-03-16 | 武汉创恒世纪激光科技有限公司 | Motor laser welding machine workbench and motor laser welding machine system |
| CN106583985A (en) * | 2016-12-22 | 2017-04-26 | 浙江澳托美克船业有限公司 | Robot welding system for boats |
| CN106671079A (en) * | 2015-11-06 | 2017-05-17 | 中国科学院沈阳计算技术研究所有限公司 | Motion control method for welding robot in coordination with positioner |
| CN207695904U (en) * | 2017-11-13 | 2018-08-07 | 诸城市青腾机械科技有限公司 | A kind of walking welding robot |
-
2018
- 2018-09-07 CN CN201811044813.5A patent/CN109175686A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5921491A (en) * | 1982-07-28 | 1984-02-03 | Shin Meiwa Ind Co Ltd | Laser working robot |
| CN203343681U (en) * | 2013-07-12 | 2013-12-18 | 苏州澳冠自动化设备有限公司 | Boom double rotary robot welding device |
| CN103878472A (en) * | 2014-03-17 | 2014-06-25 | 创美工艺(常熟)有限公司 | Workpiece clamping worktable structure matched with welding robot |
| CN106671079A (en) * | 2015-11-06 | 2017-05-17 | 中国科学院沈阳计算技术研究所有限公司 | Motion control method for welding robot in coordination with positioner |
| CN105397295A (en) * | 2015-12-24 | 2016-03-16 | 武汉创恒世纪激光科技有限公司 | Motor laser welding machine workbench and motor laser welding machine system |
| CN106583985A (en) * | 2016-12-22 | 2017-04-26 | 浙江澳托美克船业有限公司 | Robot welding system for boats |
| CN207695904U (en) * | 2017-11-13 | 2018-08-07 | 诸城市青腾机械科技有限公司 | A kind of walking welding robot |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618405A (en) * | 2020-06-12 | 2020-09-04 | 浙江嘉沛科技有限公司 | Automatic welding equipment for wire clamp body |
| CN113814562A (en) * | 2021-10-13 | 2021-12-21 | 宜宾上交大新材料研究中心 | Laser welding method |
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Application publication date: 20190111 |