CN109648204A - A kind of high-precision laser surfacing equipment - Google Patents
A kind of high-precision laser surfacing equipment Download PDFInfo
- Publication number
- CN109648204A CN109648204A CN201910118404.3A CN201910118404A CN109648204A CN 109648204 A CN109648204 A CN 109648204A CN 201910118404 A CN201910118404 A CN 201910118404A CN 109648204 A CN109648204 A CN 109648204A
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- shell
- workpiece
- welding
- plumb joint
- drainage hole
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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
- B23K26/34—Laser welding for purposes other than joining
- B23K26/342—Build-up 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
- B23K26/346—Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups B23K5/00 - B23K25/00, e.g. in combination with resistance welding
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention belongs to laser overlaying welding equipment technical fields, specifically a kind of high-precision laser surfacing equipment, including plumb joint and connecting plate, plumb joint links together with the extraneous movable block that can adjust plumb joint position, connecting plate connects two workpiece to be welded, and is sealed to the connecting portion of two workpiece；Plumb joint includes shell, shell is for installing solder, shell is made of big cylinder frame, tapered box and small column frame from top to bottom, the inside of the big cylinder frame of shell is equipped with the laser welding gun fixed by the multiple fixed links being circumferentially uniformly arranged, shell small column frame is equipped with drainage hole, drainage hole is only located at the latter half of shell, and drainage hole is used to for the welding fluid after being melted by laser welding gun being discharged；Plumb joint rear is equipped with controller, and controller is used to control the movement of movable block.
Description
Technical field
The invention belongs to laser overlaying welding equipment technical field, specifically a kind of high-precision laser surfacing equipment.
Background technique
Laser overlaying welding is a kind of method in work pieces process industrially.In traditional laser overlaying welding, by workpiece
Substrate surface melts by laser beam and supplies powdered material to the molten bath thus constructed in other words on surface.It is supplied to
Powder in molten bath is equally melted, so that forming material connects in locking manner after dusty material and the workpiece surface solidification of fusing
Material layer connect, especially fusion metallurgy connection.The process can be in the different location of workpiece surface depending on applicable cases
Upper execution repeats on the biggish continuum of workpiece surface.It when necessary can also on the surface of the workpiece overlappingly
Establish the multiple material layers being made from a different material, it might even be possible to thus apply 3D shape by laser overlaying welding.For applying
The case where metal material, overlaying method are also referred to as laser metal deposition.With the development of society, the application of laser overlaying welding technology is got over
Come it is more extensive, but existing laser overlaying welding equipment welding when be easy to cause stomata, the weld seam after welding it is of low quality, from
And existing laser overlaying welding equipment can not be welded to the weldment of some high-precision requirements.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of high-precision laser surfacing equipment proposed by the present invention, the present invention are main
It is easy to appear stomata in welding for solving existing surfacing equipment, causes the low-quality problem of welding.
The technical solution adopted by the present invention to solve the technical problems is: a kind of high-precision laser built-up welding of the present invention
Equipment, including plumb joint and connecting plate, plumb joint link together with the extraneous movable block that can adjust plumb joint position, even
Fishplate bar connects two workpiece to be welded, and is sealed to the connecting portion of two workpiece；The plumb joint includes
Shell, shell is for installing solder, and shell is made of big cylinder frame, tapered box and small column frame from top to bottom, the big cylinder of shell
The inside of frame is equipped with the laser welding gun fixed by the multiple fixed links being circumferentially uniformly arranged, and shell small column frame is equipped with drain
Hole, drainage hole are only located at the latter half of shell, and drainage hole is used to for the welding fluid after being melted by laser welding gun being discharged；The welding
Head rear is equipped with controller, and controller is used to control the movement of movable block.
When work, two workpiece to be welded are put together, are selected according to the shape in two workpiece bottoms gap
The lower end of two workpiece is linked together and is sealed to the gap of the lower end of two workpiece, will welded by connecting plate, connecting plate
Material is placed inside housings, and the plumb joint of surfacing equipment is opened, and the laser welding gun in plumb joint issues laser and adds to solder
Heat is discharged from drainage hole and bottom outlet after the heated thawing of solder, and the solder of melting enters in the slot of connecting plate and workpiece composition, and
And the solder of partial melting completely welds together connecting plate with workpiece, so that being fixed in advance between workpiece, avoids
The distance between two workpiece pull open when welding, it is ensured that welding smoothly carries out, and plumb joint is in connecting welding when welding
It is moved forwards under the drive of the movable block of head, only in the drainage hole of shell rear setting, so that welding fluid flows out and along shell
The outer wall of the small column frame of lower end flows down, and the air in slot that welding fluid forms two workpiece with connecting plate is driven, effectively
The reduction welding position that welds latter two workpiece there is the quantity of stomata, the quality of weld seam is improved, so that the weldering of two workpiece
What is connect is more secured.
It is set on the tapered surface of the tapered box of the shell there are two displacement sensor, two displacement sensor bilateral symmetries are set
It sets, for displacement sensor for whether detecting shell lower end to single workpiece deflection, the lower end of displacement sensor is connected with a shape
Fixed frame, fixed frame is interior to be rotatably equipped with ball by shaft, and ball is in contact with workpiece to be welded.When welding, connection weldering
The movable block of connector drives plumb joint to move forwards, during plumb joint is mobile, under two displacement sensor detection shells
Whether to single workpiece deflection, controller receives the position signal of displacement sensor and controls plumb joint and moves in real time at end, so that
Plumb joint any time is all located at the midline position in the section of connecting plate, solder skip or welding occurs in certain side for avoiding workpiece
Infull situation, it is ensured that the quality of weld seam.
The hole of drainage hole on the shell is gradually increased close to a side of workpiece to the middle position of two workpiece without leave.
When welding, welding fluid paving is sprinkled upon in the slot that connecting plate and two workpiece form, wall flow from welding fluid to two workpiece and drive sky
Gas, the hole of drainage hole are gradually increased close to a side of workpiece to the middle position of two workpiece without leave, so that drainage hole is to close
The welding fluid of the side discharge of workpiece is few, and the side-walls aggregation for avoiding welding fluid in workpiece is excessive, welding fluid spilling is avoided, so that weldering
Distribution of the liquid in the slot that two workpiece are formed with connecting plate is more uniform, so that the better quality of weld seam, so that weld seam is more
The beauty added, while avoiding welding fluid waste.
Two drainage holes of the face workpiece are to 20 ° to 30 ° of shell back sweep, and inclined drainage hole is for preventing from welding
Liquid splashes.Two drainage holes of face workpiece are to 20 ° to 30 ° of shell back sweep, so that being discharged from the two drainage holes
Welding fluid will not splash, and improve the safety of welding, while welding fluid when welding being made first not to be splashed in front of shell and solidify,
It causes to occur many protrusions on connecting plate to cause to hinder to the flowing of welding fluid, avoids subsequent welding fluid and projection contacts generate gas
Hole avoids in weld seam and many stomatas occurs, improves the quality of weld seam, so that workpiece welding is more secured.
The heat conducting bar of elastic material is circumferentially uniformly provided on the inner wall of the tapered box of the shell, heat conducting bar is used for shell
Interior solder is dried.Heat conducting bar dries the solder entered in shell, avoids that humidity in solder is excessive to be caused to weld
Material concentrates at the upper end of the small column frame of shell, avoids the whereabouts that solder can not be successfully by adhesion, it is ensured that equipment is to work
The smoothly welding of part, the heat conducting bar being both circumferentially uniformly arranged make by separating to a certain extent between solder, into one
Step avoids stick to each other between solder, and solder is smoothly fallen.
The bottom of the fixed link is equipped with ultrasonic transmitter.When solder falls, ultrasonic transmitter emits ultrasonic wave
Solder shake is driven, so that solder is more easier to fall, so that the welding fluid being discharged in plumb joint is enough, improves the effect of welding
Rate, while avoiding weld seam and improving the quality of weld seam because of defect caused by welding fluid deficiency, while ultrasonic transmitter transmitting is super
Sound wave shakes heat conducting bar, further solder is smoothly fallen, it is ensured that have enough welding fluid to weld seam into
Row welding.
Beneficial effects of the present invention are as follows:
1. drainage hole is arranged by the latter half in shell in the present invention, so that the welding fluid of melting will during flowing
The air in slot formed between workpiece and connecting plate is driven away, so that the weld seam after welding is more secured, the precision of welding
It is higher, while being cooperated using controller, movable block and displacement sensor so that welding fluid be evenly distributed in workpiece with connect
Board group at slot in, further improve the quality of weld seam, while making weld seam more beautiful.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is A-A cross-sectional view in Fig. 1；
In figure: plumb joint 1, connecting plate 2, shell 3, fixed link 31, laser welding gun 32, drainage hole 33, displacement sensor 4,
Fixed frame 41, heat conducting bar 5, ultrasonic transmitter 6.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figure 1 to Figure 2, a kind of high-precision laser surfacing equipment of the present invention, including plumb joint 1 and connecting plate
2, the movable block that can adjust 1 position of plumb joint in plumb joint 1 and the external world links together, and connecting plate 2 is to be welded by two
Workpiece connects, and is sealed to the connecting portion of two workpiece；The plumb joint 1 includes shell 3, and shell 3 is for holding
Welding equipment material, shell 3 are made of big cylinder frame, tapered box and small column frame from top to bottom, and the inside of the big cylinder frame of shell 3 is equipped with logical
The fixed laser welding gun 32 of the multiple fixed links 31 being circumferentially uniformly arranged is crossed, 3 small column frame of shell is equipped with drainage hole 33, drain
Hole 33 is only located at the latter half of shell 3, and drainage hole 33 is used to for the welding fluid after being melted by laser welding gun 32 being discharged；The welding
First 1 rear is equipped with controller, and controller is used to control the movement of movable block.
When work, two workpiece to be welded are put together, are selected according to the shape in two workpiece bottoms gap
The lower end of two workpiece is linked together and is sealed to the gap of the lower end of two workpiece by connecting plate 2, connecting plate 2, will
Solder is placed on inside shell 3, opens the plumb joint 1 of surfacing equipment, and the laser welding gun 32 in plumb joint 1 issues laser to solder
It is heated, is discharged from drainage hole 33 and bottom outlet after the heated thawing of solder, the solder of melting enters connecting plate 2 and workpiece forms
Slot in, and the solder of partial melting completely welds together connecting plate 2 with workpiece, so that by solid in advance between workpiece
Fixed, the distance between two workpiece pull open when avoiding welding, it is ensured that welding smoothly carries out, plumb joint 1 when welding
It is moved forwards under the drive of the movable block of connecting welding head 1, only in the drainage hole 33 of 3 rear of shell setting, so that welding fluid
It flows out and the outer wall of the small column frame along 3 lower end of shell flows down, the sky in slot that welding fluid forms two workpiece and connecting plate 2
Gas is driven, and the quantity of stomata occurs in the effective welding position for welding latter two workpiece that reduces, improves the quality of weld seam,
So that the welding of two workpiece more securely.
Displacement sensor 4 there are two being set on the tapered surface of the tapered box of the shell 3, two 4 or so pairs of displacement sensor
Claim setting, for whether detecting 3 lower end of shell to single workpiece deflection, the lower end of displacement sensor 4 is connected with displacement sensor 4
The fixed frame 41 of door shape, fixed frame 41 is interior to be rotatably equipped with ball by shaft, and ball is in contact with workpiece to be welded.Welding
When, the movable block of connecting welding head 1 drives plumb joint 1 to move forwards, during plumb joint 1 is mobile, two displacement sensings
Whether device 4 detects 3 lower end of shell to single workpiece deflection, and controller receives the position signal of displacement sensor 4 and controls welding
First 1 is mobile in real time, so that 1 any time of plumb joint is all located at the midline position in the section of connecting plate 2, avoids a certain of workpiece
There is solder skip or welds infull situation in side, it is ensured that the quality of weld seam.
The hole of drainage hole 33 on the shell 3 gradually increases close to a side of workpiece to the middle position of two workpiece without leave
Greatly.When welding, welding fluid paving is sprinkled upon in the slot of connecting plate 2 and two workpiece composition, wall flow and drive of the welding fluid to two workpiece
Air is caught up with, the hole of drainage hole 33 is gradually increased close to a side of workpiece to the middle position of two workpiece without leave, so that drainage hole
33 is few to the welding fluid close to the discharge of the side of workpiece, and the side-walls aggregation for avoiding welding fluid in workpiece is excessive, avoids welding fluid and overflows
Out, so that distribution of the welding fluid in the slot that two workpiece are formed with connecting plate 2 is more uniform, so that the better quality of weld seam,
So that weld seam is more beautiful, while avoiding welding fluid waste.
To 20 ° to 30 ° of 3 back sweep of shell, inclined drainage hole 33 is used for two drainage holes 33 of the face workpiece
Prevent welding fluid from splashing.Two drainage holes 33 of face workpiece are to 20 ° to 30 ° of 3 back sweep of shell, so that from the two drainage holes
The welding fluid being discharged in 33 will not splash, and improve the safety of welding, while welding fluid when welding being made first not to be splashed to shell 3
Front simultaneously solidifies, and causes to occur many protrusions on connecting plate 2 to cause to hinder to the flowing of welding fluid, avoid subsequent welding fluid with it is convex
It plays contact and generates stomata, avoid in weld seam and many stomatas occur, improve the quality of weld seam, so that workpiece welding is more
Securely.
Circumferentially be uniformly provided with the heat conducting bar 5 of elastic material on the inner wall of the tapered box of the shell 3, heat conducting bar 5 for pair
Solder in shell 3 is dried.5 pairs of the heat conducting bar solders entered in shell 3 are dried, and it is excessive to avoid humidity in solder
It causes solder to concentrate at the upper end of the small column frame of shell 3, avoids the whereabouts that solder can not be successfully by adhesion, it is ensured that set
The standby smoothly welding to workpiece, the heat conducting bar 5 being both circumferentially uniformly arranged make between solder by separation to a certain extent
It opens, further avoids stick to each other between solder, solder is smoothly fallen.
The bottom of the fixed link 31 is equipped with ultrasonic transmitter 6.When solder falls, the transmitting of ultrasonic transmitter 6 is super
Sound wave drives solder shake, so that solder is more easier to fall, so that the welding fluid being discharged in plumb joint 1 is enough, improves welding
Efficiency, while avoiding weld seam and improving the quality of weld seam because of defect caused by welding fluid deficiency, while ultrasonic transmitter 6 is sent out
The ultrasonic wave penetrated shakes heat conducting bar 5, further solder is smoothly fallen, it is ensured that have enough welding fluid pair
Weld seam is welded.
Specific workflow is as follows:
When work, two workpiece to be welded are put together, are selected according to the shape in two workpiece bottoms gap
The lower end of two workpiece is linked together and is sealed to the gap of the lower end of two workpiece by connecting plate 2, connecting plate 2, will
Solder is placed on inside shell 3, opens the plumb joint 1 of surfacing equipment, and the laser welding gun 32 in plumb joint 1 issues laser to solder
It is heated, is discharged from drainage hole 33 and bottom outlet after the heated thawing of solder, the solder of melting enters connecting plate 2 and workpiece forms
Slot in, and the solder of partial melting completely welds together connecting plate 2 with workpiece, so that by solid in advance between workpiece
Fixed, the distance between two workpiece pull open when avoiding welding, it is ensured that welding smoothly carries out, plumb joint 1 when welding
It is moved forwards under the drive of the movable block of connecting welding head 1, only in the drainage hole 33 of 3 rear of shell setting, so that welding fluid
It flows out and the outer wall of the small column frame along 3 lower end of shell flows down, the sky in slot that welding fluid forms two workpiece and connecting plate 2
Gas is driven, and the quantity of stomata occurs in the effective welding position for welding latter two workpiece that reduces, improves the quality of weld seam,
So that the welding of two workpiece more securely.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of high-precision laser surfacing equipment, including plumb joint (1) and connecting plate (2), plumb joint (1) can be adjusted with extraneous
The movable block of section plumb joint (1) position links together, and connecting plate (2) connects two workpiece to be welded, and to two
The connecting portion of a workpiece is sealed, it is characterised in that: the plumb joint (1) includes shell (3), and shell (3) is for installing
Solder, shell (3) are made of big cylinder frame, tapered box and small column frame from top to bottom, and the inside of the big cylinder frame of shell (3) is equipped with
By the laser welding gun (32) that the multiple fixed links (31) being circumferentially uniformly arranged are fixed, shell (3) small column frame is equipped with drain
Hole (33), drainage hole (33) is only located at the latter half of shell (3), after drainage hole (33) by laser welding gun (32) for that will be melted
Welding fluid discharge；Plumb joint (1) rear is equipped with controller, and controller is used to control the movement of movable block.
2. a kind of high-precision laser surfacing equipment according to claim 1, it is characterised in that: the taper of the shell (3)
It is set on the tapered surface of frame there are two displacement sensor (4), two displacement sensors (4) are symmetrical set, displacement sensor (4)
For whether detecting shell (3) lower end to single workpiece deflection, the lower end of displacement sensor (4) is connected with the fixed frame of a shape
(41), ball is rotatably equipped with by shaft in fixed frame (41), ball is in contact with workpiece to be welded.
3. a kind of high-precision laser surfacing equipment according to claim 1, it is characterised in that: the row on the shell (3)
The hole of fluid apertures (33) is gradually increased close to a side of workpiece to the middle position of two workpiece without leave.
4. a kind of high-precision laser surfacing equipment according to claim 1, it is characterised in that: two of the face workpiece
Drainage hole (33) is to 20 ° to 30 ° of back sweep of shell (3), and inclined drainage hole (33) is for preventing welding fluid from splashing.
5. a kind of high-precision laser surfacing equipment according to claim 1, it is characterised in that: the taper of the shell (3)
The heat conducting bar (5) of elastic material is circumferentially uniformly provided on the inner wall of frame, heat conducting bar (5) is used to carry out the solder in shell (3)
Drying.
6. a kind of high-precision laser surfacing equipment according to claim 1, it is characterised in that: the bottom of the fixed link (31)
Portion is equipped with ultrasonic transmitter (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910118404.3A CN109648204B (en) | 2019-02-16 | 2019-02-16 | High-precision laser surfacing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910118404.3A CN109648204B (en) | 2019-02-16 | 2019-02-16 | High-precision laser surfacing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109648204A true CN109648204A (en) | 2019-04-19 |
| CN109648204B CN109648204B (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910118404.3A Active CN109648204B (en) | 2019-02-16 | 2019-02-16 | High-precision laser surfacing equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN109648204B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116275522A (en) * | 2023-05-17 | 2023-06-23 | 福建盈浩文化创意股份有限公司 | Laser welding device for Christmas ball production |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4724299A (en) * | 1987-04-15 | 1988-02-09 | Quantum Laser Corporation | Laser spray nozzle and method |
| US4804815A (en) * | 1987-06-01 | 1989-02-14 | Quantum Laser Corporation | Process for welding nickel-based superalloys |
| JPH05253669A (en) * | 1992-03-11 | 1993-10-05 | Nippon Steel Weld Prod & Eng Co Ltd | One-side welding method |
| JP2001205436A (en) * | 2000-01-18 | 2001-07-31 | Kobe Steel Ltd | Vertical welding method |
| CN108817716A (en) * | 2018-09-18 | 2018-11-16 | 上海交通大学 | A kind of dust feeder suitable for laser overlaying welding in small dimension hole |
-
2019
- 2019-02-16 CN CN201910118404.3A patent/CN109648204B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4724299A (en) * | 1987-04-15 | 1988-02-09 | Quantum Laser Corporation | Laser spray nozzle and method |
| US4804815A (en) * | 1987-06-01 | 1989-02-14 | Quantum Laser Corporation | Process for welding nickel-based superalloys |
| JPH05253669A (en) * | 1992-03-11 | 1993-10-05 | Nippon Steel Weld Prod & Eng Co Ltd | One-side welding method |
| JP2001205436A (en) * | 2000-01-18 | 2001-07-31 | Kobe Steel Ltd | Vertical welding method |
| CN108817716A (en) * | 2018-09-18 | 2018-11-16 | 上海交通大学 | A kind of dust feeder suitable for laser overlaying welding in small dimension hole |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116275522A (en) * | 2023-05-17 | 2023-06-23 | 福建盈浩文化创意股份有限公司 | Laser welding device for Christmas ball production |
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| Publication number | Publication date |
|---|---|
| CN109648204B (en) | 2020-12-11 |
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Effective date of registration: 20201125 Address after: Room 276800, floor 302, No. 177, hi tech Zone, Shandong Province Applicant after: Rizhao Yiming Technology Service Co., Ltd Address before: 610054 University of Electronic Science and Technology, Xiyuan Avenue, Chengdu High-tech Zone, Sichuan Province Applicant before: Li Jian |
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Effective date of registration: 20211206 Address after: 276800 Building 1, No. 177, Gaoxin Sixth Road, high tech Zone, Rizhao City, Shandong Province Patentee after: Rizhao Jingying Media Technology Co.,Ltd. Address before: Room 302, 3 / F, building B2, Venture Center, hi tech Zone, No. 177, Gaoxin 6th Road, Rizhao City, Shandong Province Patentee before: Rizhao Yiming Technology Service Co., Ltd |