CN108994456A - A kind of method for laser welding - Google Patents
A kind of method for laser welding Download PDFInfo
- Publication number
- CN108994456A CN108994456A CN201811134972.4A CN201811134972A CN108994456A CN 108994456 A CN108994456 A CN 108994456A CN 201811134972 A CN201811134972 A CN 201811134972A CN 108994456 A CN108994456 A CN 108994456A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- mobile device
- guide
- fixture
- screw rod
- Prior art date
- 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.)
- Pending
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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
-
- 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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0869—Devices involving movement of the laser head in at least one axial direction
- B23K26/0876—Devices involving movement of the laser head in at least one axial direction in at least two axial directions
- B23K26/0884—Devices involving movement of the laser head in at least one axial direction in at least two axial directions in at least in three axial directions, e.g. manipulators, robots
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of method for laser welding, including step 1: fixture is installed on workbench；Step 2: fixture is moved to operation position from processing zero-bit by mobile device；Step 3: operator attaches components on fixture；Step 4: fixture and part are moved to processing zero-bit from operation position；Step 5: control mechanism controls laser welding head movement, and weld seam, welding part are formed on components.Through the above steps, fixture is moved to operation position, shorten operator's operating distance, facilitate operation, after easy to operate, also increases control of the worker to components, and increase the accuracy of operation, fixture and components are sent near operation position, the body of worker does not have to operate into working bin, reduces injury of the pernicious gas to worker.
Description
Technical field
The present invention relates to a kind of processing technology, more particularly to a kind of method for laser welding.
Background technique
In existing lathe laser beam welding, in clamping workpiece, operator needs to bend to enter in processing storehouse,
To ensure accurate clamping, but it is troublesome in poeration, and when changing the outfit components, the welding sequence of front can generate pernicious gas,
Worker enters processing storehouse and contacts with gas, damages health.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of method for laser welding, make worker not
Storehouse is processed with entering, it can clamping components.
To achieve the above object, the present invention provides the following technical scheme that a kind of method for laser welding, including
Step 1: fixture is installed on workbench；
Step 2: fixture is moved to operation position from processing zero-bit by mobile device；
Step 3: operator attaches components on fixture；
Step 4: fixture and part are moved to processing zero-bit from operation position；
Step 5: control mechanism controls laser welding head movement, and weld seam, welding part are formed on components.
As a further improvement of the present invention, mobile device includes cylinder, guide rod and guide ribs, and cylinder is fixed on workbench
On, the bottom of fixture is provided with link block, and guide hole is offered on link block, and guide rod is fixed on the table along processing zero-bit and behaviour
Make the direction setting of station, guide rod and guide hole sliding connect, and the output end of link block and cylinder connects, and fixture is pushed to lean near operation
Station returns to processing zero-bit.
As a further improvement of the present invention, workbench includes bracket and the working plate that cantilever tip is arranged in, cylinder and
Guide rod is mounted on the lower section of working plate, and through-hole is offered on working plate, and link block passes through the fixed company of movable end of through-hole and cylinder
It connects.
As a further improvement of the present invention, laser focusing unit, laser focusing unit packet are provided in laser welding head
Include the bar item being successively set in laser welding head, FAC swage, slow axis collimating mirror, fast axis collimation mirror, reflecting grating and outer
Resonant reflec-tors.
As a further improvement of the present invention, control mechanism includes X mobile device, Y mobile device and Z mobile device, and Y is moved
Dynamic device includes Y-motor, Y screw rod, along the Y cabinet and Y support of Y-direction setting, and the setting that Y cabinet and Y support are parallel to each other exists
The opposite sides of workbench and extend along the direction of operation position and processing zero-bit, is all provided at the top of the top of Y cabinet and Y support
It is equipped with Y guide rail, Y-motor is mounted in Y cabinet, and Y screw rod is rotatably arranged in Y cabinet and connect with Y-motor, in X mobile device
It is provided with Y guide sleeve, Y guide sleeve is engaged with Y guide rail, and the bottom of Y guide sleeve is fixed with Y swivel nut, and Y swivel nut is engaged with Y screw rod, the mobile dress of X
It sets including X-motor, X screw rod and in X direction the X cabinet that is arranged, X cabinet is fixedly connected with Y guide sleeve, X-motor is mounted on X cabinet
Interior, X screw rod is rotatably arranged in X cabinet and connect with X-motor, and X guide rail is provided on X cabinet, is provided with X in Z mobile device
Guide sleeve is fixed with X thread bush on X guide sleeve, and X guide rail is embedded in X guide sleeve, and guidance Z mobile device moves along the x-axis, X thread bush and X spiral shell
Bar engagement, Z mobile device includes Z cabinet, Z motor and Z screw rod, and Z cabinet is fixed on X guide sleeve, and Z motor is mounted in Z cabinet,
Z screw rod is rotatably arranged in Z cabinet and connect with Z motor, Z guide rail is provided on Z cabinet, the side of laser welding head is fixed with
Mounting plate is connected with Z guide sleeve on mounting plate, and Z thread bush is fixed on Z guide sleeve, and Z guide rail is embedded in Z guide sleeve, guides mounting plate along Z
Guide rail is mobile, and Z screw rod is engaged with Z thread bush.
Fixture is moved to operation position through the above steps by beneficial effects of the present invention, shortens operator's operation
Distance facilitates operation, after easy to operate, control of the worker to components is also increased, and increase the accuracy of operation, by fixture
It is sent near operation position with components, the body of worker does not have to operate into working bin, reduces pernicious gas to worker
Injury.
Detailed description of the invention
Fig. 1 is 3 D stereo schematic diagram of the invention；
Fig. 2 is that the present invention removes the structure chart after exterior protection shell；
Fig. 3 is the first cut away view of the invention, for showing the structure of Y mobile device；
Fig. 4 is the second cut away view of the invention, for showing the structure of X mobile device；
Fig. 5 is third cut away view of the invention, for showing the structure of Z mobile device；
Fig. 6 is the partial enlarged view of Fig. 5 mark；
Fig. 7 is the arrangement schematic diagram in laser focusing unit.
Specific embodiment
The present invention is described in further detail below in conjunction with embodiment given by attached drawing.
Shown in referring to Figure 1 to Figure 7, a kind of method for laser welding of the present embodiment, including
Step 1: fixture 4 is installed on workbench 2；
Step 2: fixture 4 is moved to operation position 5 from processing zero-bit 6 by mobile device；
Step 3: operator attaches components on fixture 4；
Step 4: fixture 4 and part are moved to processing zero-bit 6 from operation position 5；
Step 5: control mechanism 3 controls the movement of laser welding head 1, and weld seam, welding part are formed on components.
Before processing, operator starts mobile device, and fixture 4 is shifted onto close to the place of operation position 5, then, operation
Components are fixed on fixture 4 by personnel, and fixture 4 and components are moved to processing zero-bit 6 by mobile device, then laser welding
First 1 issues laser, and the welding position of part is melted, and control mechanism 3 controls laser welding head 1 and moves along welding position, is formed
Weld seam, so that components are welded and fixed.Through the above steps, fixture 4 is moved to operation position 5, shortens operator
Operating distance facilitates operation, after easy to operate, also increases control of the worker to components, and increase the accuracy of operation, will
Fixture 4 and components are sent near operation position 5, and the body of worker does not have to operate into working bin, reduce pernicious gas
Injury to worker.
As a kind of improved specific embodiment, mobile device includes cylinder 41, guide rod 42 and guide ribs 43, cylinder 41
It is fixed on workbench 2, the bottom of fixture 4 is provided with link block 44, and guide hole is offered on link block 44, and guide rod 42 is fixed on work
Make the direction setting on platform 2 along processing zero-bit 6 and operation position 5, guide rod 42 and guide hole sliding connect, link block 44 and cylinder 41
Output end connection, push fixture 4 close to operation position 5 or return to processing zero-bit 6.
By cylinder mobile fixture and part, stroke is fixed, and movement speed is fast, two kinds of guide structure knots of guide rod and guide ribs
It closes and uses, increase the rigidity of whole guide structure, disperse the impact of the power to guide structure in other directions, make guide ribs and guide rod
It is more durable, and be unlikely to deform.
As a kind of improved specific embodiment, workbench 2 includes bracket 21 and the work that 21 top of bracket is arranged in
Plate 22, cylinder 41 and guide rod 42 are mounted on the lower section of working plate 22, and through-hole 23 is offered on working plate 22, and link block 44 passes through logical
Hole 23 is fixedly connected with the movable end of cylinder 41.
By above-mentioned setting, cylinder 41 is arranged in 22 bottom of working plate, separates cylinder 41 with machining area, avoids adding
In working hour, cylinder 41 is by high-temperature damage.
As a kind of improved specific embodiment, laser focusing unit is provided in laser welding head 1, laser focuses single
Member include be successively set in laser welding head bar item 11, FAC swage 12, slow axis collimating mirror 13, fast axis collimation mirror 14,
Reflecting grating 15 and outer resonant reflec-tors 16.
Bar item 11 projects laser, and laser is straightened across FAC swage 12, becomes quasi-parallel light, and then quasi-parallel light is through slow
Axis collimating mirror 13 compresses, and to adapt to grating gain, then, light is compressed through fast axis collimation mirror 14 to be overlapped, and grating gain is adapted to, raw
At the multi-wavelength beam including multiple feature wavelength, then multi-wavelength beam is irradiated in reflecting grating 15, by optical grating diffraction
It acts on, on unit laser diffraction to outer resonant reflec-tors 16, only after the reflection of outer resonant reflec-tors 16, laser ability starting of oscillation is right
The unreflecting region of outer resonant reflec-tors 16 is inhibited.Laser beam wavelength after the effect of reflecting grating 15 is stablized, and length is formed
Hot spot, carries out heating welding to component surface, by the laser of above-mentioned processing, it is photochromic purely, interfere few, loss
It is small, to efficiently export.
As a kind of improved specific embodiment, control mechanism 3 includes the mobile dress of X mobile device, Y mobile device and Z
It sets, Y mobile device includes Y-motor 81, Y screw rod 82, the Y cabinet 83 and Y support 84 being arranged along Y-direction, Y cabinet 83 and Y support
84 opposite sides that workbench 2 is set being parallel to each other and along operation position 5 and processing zero-bit 6 direction extend, Y cabinet 83
Top and the top of Y support 84 be provided with Y guide rail 87, Y-motor 81 is mounted in Y cabinet 83, and Y screw rod 82 is rotatably arranged on
It is connect in Y cabinet 83 and with Y-motor 81, Y guide sleeve 85 is provided in X mobile device, Y guide sleeve 85 is engaged with Y guide rail 87, Y guide sleeve
85 bottom is fixed with Y swivel nut 86, and Y swivel nut 86 is engaged with Y screw rod 82, and X mobile device includes X-motor 71, X screw rod 72 and along X
The X cabinet 74 of direction setting, X cabinet 74 are fixedly connected with Y guide sleeve 85, and X-motor 71 is mounted in X cabinet 74, and X screw rod 72 rotates
It is arranged in X cabinet 74 and is connect with X-motor 71, X guide rail 73 is provided on X cabinet 74, X guide sleeve is provided in Z mobile device
X thread bush 76 is fixed on 75, X guide sleeves 75, X guide rail 73 is embedded in X guide sleeve 75, and guidance Z mobile device moves along the x-axis, X thread bush
76 engage with X screw rod 72, and Z mobile device includes Z cabinet 91, Z motor 92 and Z screw rod 93, and Z cabinet 91 is fixed on X guide sleeve 75,
Z motor 92 is mounted in Z cabinet 91, and Z screw rod 93 is rotatably arranged in Z cabinet 91 and connect with Z motor 92, is set on Z cabinet 91
It is equipped with Z guide rail 94, the side of laser welding head 1 is fixed with mounting plate 95, Z guide sleeve 96 is connected on mounting plate 95, on Z guide sleeve 96
It is fixed with Z thread bush 97, Z guide rail 94 is embedded in Z guide sleeve 96, and guidance mounting plate 95 is moved along Z guide rail 94, Z screw rod 93 and Z thread bush
97 engagements.
When being welded, laser irradiation to component surface melts component surface by laser welding head 1, then
Control equipment control laser welding head 1 is moved along tri- axis of X, Y, Z, so that laser be made to move along junction, junction is made to be connected to one
It rises.Y-motor 81 drives Y screw rod 82 to rotate, and Y screw rod 82 drives X cabinet 74 to move along Y-axis, and X-motor 71 drives X screw rod 72 to rotate,
X screw rod 72 drives Z cabinet 91 to move along the x-axis, and Z motor 92 drives Z screw rod 93 mobile, and Z screw rod 93 drives mounting plate 95 to move along Z axis
It is dynamic.Laser welding head 1 is driven to move by the structure of X-motor 71, X screw rod 72, Y-motor 81, Y screw rod 82, Z motor 92, Z screw rod 93
It is dynamic, it is easy to control, stroke is accurate, to realize high-quality welding.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (5)
1. a kind of method for laser welding, it is characterised in that: including
Step 1: fixture (4) is installed on workbench (2)；
Step 2: fixture (4) is moved to operation position (5) from processing zero-bit (6) by mobile device；
Step 3: operator attaches components on fixture (4)；
Step 4: fixture (4) and part are moved to processing zero-bit (6) from operation position (5) by mobile device；
Step 5: control mechanism (3) controls laser welding head (1) movement, and weld seam, welding part are formed on components.
2. a kind of method for laser welding according to claim 1, it is characterised in that: the mobile device includes cylinder
(41), guide rod (42) and guide ribs (43), the cylinder (41) are fixed on workbench (2), the bottom setting of the fixture (4)
Have link block (44), guide hole is offered on the link block (44), the guide rod (42) is fixed on workbench (2) along processing zero
The direction setting of position (6) and operation position (5), the guide rod (42) and guide hole sliding connect, the link block (44) and cylinder
(41) output end connection pushes fixture (4) close to operation position (5) or returns to processing zero-bit (6).
3. a kind of method for laser welding according to claim 2, it is characterised in that: the workbench (2) includes bracket
(21) and setting is in the working plate (22) on bracket (21) top, and the cylinder (41) and guide rod (42) are mounted on working plate (22)
Lower section offers through-hole (23) on the working plate (22), and the link block (44) passes through the work of through-hole (23) and cylinder (41)
Moved end is fixedly connected.
4. a kind of method for laser welding according to claim 3, it is characterised in that: setting in the laser welding head (1)
There is laser focusing unit, the laser focusing unit includes the bar item (11) being successively set in laser welding head, FAC alignment
Device (12), slow axis collimating mirror (13), fast axis collimation mirror (14), reflecting grating (15) and outer resonant reflec-tors (16).
5. a kind of method for laser welding according to claim 4, it is characterised in that: the control mechanism (3) includes X mobile
Device, Y mobile device and Z mobile device,
The Y mobile device includes Y-motor (81), Y screw rod (82), along the Y cabinet (83) and Y support (84) of Y-direction setting, institute
Setting that Y cabinet (83) and Y support (84) are parallel to each other is stated in the opposite sides of workbench (2) and along operation position (5) and added
The direction of work zero-bit (6) extends, and is provided with Y guide rail (87), institute at the top of the top of the Y cabinet (83) and Y support (84)
Y-motor (81) is stated to be mounted in Y cabinet (83), the Y screw rod (82) be rotatably arranged in Y cabinet (83) and with Y-motor (81)
It connects, is provided with Y guide sleeve (85) in the X mobile device, the Y guide sleeve (85) is engaged with Y guide rail (87), the Y guide sleeve
(85) bottom is fixed with Y swivel nut (86), and the Y swivel nut (86) is engaged with Y screw rod (82),
The X mobile device includes X-motor (71), X screw rod (72) and the X cabinet (74) being arranged in X direction, the X cabinet
(74) it is fixedly connected with Y guide sleeve (85), the X-motor (71) is mounted in X cabinet (74), X screw rod (72) the rotation setting
It connect, is provided with X guide rail (73) on the X cabinet (74), in the Z mobile device in X cabinet (74) and with X-motor (71)
It is provided with X guide sleeve (75), is fixed with X thread bush (76) on the X guide sleeve (75), X guide rail (73) is embedded in X guide sleeve (75), guides Z
Mobile device moves along the x-axis, and the X thread bush (76) is engaged with X screw rod (72),
The Z mobile device includes Z cabinet (91), Z motor (92) and Z screw rod (93), and the Z cabinet (91) is fixed on X guide sleeve
(75) on, the Z motor (92) is mounted in Z cabinet (91), and the Z screw rod (93) is rotatably arranged in Z cabinet (91) and and Z
Motor (92) connects, and is provided with Z guide rail (94) on the Z cabinet (91), the side of the laser welding head (1) is fixed with installation
Plate (95) is connected with Z guide sleeve (96) on the mounting plate (95), is fixed with Z thread bush (97), the Z on the Z guide sleeve (96)
Guide rail (94) is embedded in Z guide sleeve (96), and guidance mounting plate (95) is mobile along Z guide rail (94), the Z screw rod (93) and Z thread bush
(97) it engages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811134972.4A CN108994456A (en) | 2018-09-27 | 2018-09-27 | A kind of method for laser welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811134972.4A CN108994456A (en) | 2018-09-27 | 2018-09-27 | A kind of method for laser welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108994456A true CN108994456A (en) | 2018-12-14 |
Family
ID=64588943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811134972.4A Pending CN108994456A (en) | 2018-09-27 | 2018-09-27 | A kind of method for laser welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108994456A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828478A (en) * | 2021-02-25 | 2021-05-25 | 深圳泰德激光科技有限公司 | Punching equipment |
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|---|---|---|---|---|
| CN102699540A (en) * | 2012-06-28 | 2012-10-03 | 殷盛江 | Numerical control laser cutting machine |
| CN103345136A (en) * | 2013-07-16 | 2013-10-09 | 广州市爱司凯科技股份有限公司 | 256-grating light head device |
| CN205464815U (en) * | 2016-03-31 | 2016-08-17 | 深圳华工激光设备有限公司 | Laser welding work bench |
| CN105922586A (en) * | 2016-05-16 | 2016-09-07 | 磐纹科技（上海）有限公司 | 3D printer and 3D printing method |
| CN105945422A (en) * | 2016-06-12 | 2016-09-21 | 西安中科微精光子制造科技有限公司 | Ultrafast laser micro-machining system |
| CN206153765U (en) * | 2016-09-30 | 2017-05-10 | 广东正业科技股份有限公司 | Decide longmen duplex position laser cutting equipment |
| CN206981998U (en) * | 2017-06-06 | 2018-02-09 | 苏州银河激光科技股份有限公司 | A kind of holographic positioning engraving machine of variable laser |
-
2018
- 2018-09-27 CN CN201811134972.4A patent/CN108994456A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699540A (en) * | 2012-06-28 | 2012-10-03 | 殷盛江 | Numerical control laser cutting machine |
| CN103345136A (en) * | 2013-07-16 | 2013-10-09 | 广州市爱司凯科技股份有限公司 | 256-grating light head device |
| CN205464815U (en) * | 2016-03-31 | 2016-08-17 | 深圳华工激光设备有限公司 | Laser welding work bench |
| CN105922586A (en) * | 2016-05-16 | 2016-09-07 | 磐纹科技（上海）有限公司 | 3D printer and 3D printing method |
| CN105945422A (en) * | 2016-06-12 | 2016-09-21 | 西安中科微精光子制造科技有限公司 | Ultrafast laser micro-machining system |
| CN206153765U (en) * | 2016-09-30 | 2017-05-10 | 广东正业科技股份有限公司 | Decide longmen duplex position laser cutting equipment |
| CN206981998U (en) * | 2017-06-06 | 2018-02-09 | 苏州银河激光科技股份有限公司 | A kind of holographic positioning engraving machine of variable laser |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828478A (en) * | 2021-02-25 | 2021-05-25 | 深圳泰德激光科技有限公司 | Punching equipment |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181214 |
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| RJ01 | Rejection of invention patent application after publication |