CN109128425A - The flexible retinue fixture system of roof laser soldering and car roof method for laser welding - Google Patents
The flexible retinue fixture system of roof laser soldering and car roof method for laser welding Download PDFInfo
- Publication number
- CN109128425A CN109128425A CN201710507101.1A CN201710507101A CN109128425A CN 109128425 A CN109128425 A CN 109128425A CN 201710507101 A CN201710507101 A CN 201710507101A CN 109128425 A CN109128425 A CN 109128425A
- Authority
- CN
- China
- Prior art keywords
- roof
- pinch roller
- laser welding
- cylinder
- base plate
- 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.)
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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
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
-
- 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
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/005—Soldering by means of radiant energy
- B23K1/0056—Soldering by means of radiant energy soldering by means of beams, e.g. lasers, E.B.
Abstract
The present invention relates to roof laser to be brazed flexible retinue fixture system and car roof method for laser welding.The system comprises laser Welding head, robot mounting flange, installation base plate, cylinder, adaptive press nips component and communication control modules, wherein, the side of the laser Welding head is connect with the robot mounting flange, the other side of the laser Welding head is connect with the installation base plate, the communication control module, the cylinder and the adaptive pinch roller are all set in the installation base plate, and the system is moved with first retinue of the laser Welding.Aforementioned system is used in the car roof method for laser welding.
Description
[technical field]
The present invention relates to roof laser soldering tech fields；In particular it relates to a kind of flexible retinue of roof laser soldering
Fixture system, and further to a kind of car roof method for laser welding.
[background technique]
In automobile manufacturing process, roof laser soldering processes due to by the matching clearance requirement of weldering part it is high (for example,
In the case of roof plus side girth reaches 1-2 meters or more of lap joint, gap is matched less than 0.3 millimeter), it needs a set of dedicated multiple
General labourer's clamps control the overlap joint gap of roof and side wall.Hyundai Motor manufacture needs a production line to manufacture various,
But the moulding of different vehicle is different, is not available the flexible system that a set of shared frock clamp realizes multi-vehicle-type in single station
It makes.
Currently, the technical solution generally taken in the industry has two classes.The first kind: independent sharp for the construction of each vehicle one
Light is brazed station, and each station includes laser equipment system extra bus type special tooling, and single-station cost is very high；Second class: each
Kind vehicle shares a set of laser equipment system, switches the special of different automobile types by robot or the mechanical structure of automatic control
With fixture system, the interior arrangement of station is complicated, and occupied space is big, and control is complicated, and switches fixture system and need additional operating time
Influence production capacity.
Traditional roof laser brazing tooling is controlled by height to positioning roof, left and right is clamped to positioning side wall is clamped
The fit clearance of lap joint；1-2 meters of long lap joints of roof and side wall are all clamped in tool locating, and tooling is very large；
Every kind of vehicle requires a set of special tooling, is grabbed when different automobile types are welded using complicated mechanical switch system or robot
Switching, at high cost, using trouble.
[summary of the invention]
An aspect of of the present present invention is designed to provide a kind of improved flexible retinue fixture system of roof laser soldering.
Another aspect of the present invention is designed to provide a kind of improved car roof method for laser welding.
In order to achieve the object of the present invention, an aspect of of the present present invention provides a kind of flexible retinue tooling of roof laser soldering
System, wherein the system comprises laser Welding head, robot mounting flange, installation base plate, cylinder, adaptive pinch rollers
Group component and communication control module, wherein
The side of the laser Welding head is connect with the robot mounting flange, the laser Welding head it is another
Side is connect with the installation base plate, and the communication control module, the cylinder and the adaptive press nips component are all set in
The installation base plate, and
The system is with first retinue movement of the laser Welding.
Optionally, in foregoing system, the top of the installation base plate, institute is arranged in the communication control module
It states cylinder and the adaptive press nips component is arranged at the lower part of the installation base plate, the adaptive press nips component row
Cloth is in the bottom of the cylinder.
Optionally, in foregoing system, the quantity of the adaptive press nips component is two, and described
The bottom of cylinder is in front and back laid out in parallel.
Optionally, in foregoing system, the cylinder uses programmable pressure cylinder, thus PLC technology institute
State the pressure of adaptive press nips component.
Optionally, in foregoing system, the adaptive press nips component includes wheel group base plate, first turn
Axis, the second shaft, third shaft, frame plate, group wheel support and pinch roller, the frame plate are laterally pacified by the first rotating shaft
Mounted in the inner side edge of the wheel group base plate, described group of wheel support is mounted vertically in the frame plate by second shaft
Front end, the pinch roller are mounted on the bottom of described group of wheel support by the third shaft.
Optionally, in foregoing system, the quantity of the pinch roller is four, and at the bottom of described group of wheel support
Symmetric transverse is installed two-by-two respectively in portion.
Optionally, in foregoing system, the pinch roller widens pinch roller using made of flexible material.
A kind of car roof method for laser welding is provided according to the second aspect of the invention, is used such as in the method
The flexible retinue fixture system of the soldering of roof laser described in any one of aforementioned first aspect.
Optionally, in foregoing method, during the welding process, roof and vehicle lateral coaming plate are in the oblique of substantially 45 degree
Overlap joint.
Optionally, in foregoing method, the pinch roller of adaptive pinch roller assembly along height to compress the roof from
And the gap of the lap joint of the roof and the vehicle lateral coaming plate is controlled, compression of the laser Welding head in the pinch roller
The rear of point carries out movement welding；And
As the laser Welding head travels forward, the compression point travels forward with also accompanying.
[Detailed description of the invention]
Referring to attached drawing, the disclosure be will be apparent.It is to be appreciated that these attached drawings are intended solely for illustrative purposes,
And it is not intended to limit the scope of protection of the present invention.In figure:
Fig. 1 is a kind of structural schematic diagram of the flexible retinue fixture system of roof laser soldering of embodiment according to the present invention；
Fig. 2 is the partial enlargement diagram of part A in Fig. 1；
Fig. 3 is the schematic diagram of roof and vehicle lateral coaming plate in the Laser Brazing Joint cross section of 45 degree of scarf joints；
Fig. 4 is retinue fixture system operation schematic diagram；And
Fig. 5 is the structural schematic diagram of roof.
The label in accompanying drawing is: 1, laser Welding head, 2, robot mounting flange, 3, installation base plate, 4, cylinder, 5,
Adaptive press nips component, 6, communication control module, 7, roof, 8, vehicle lateral coaming plate, 50, wheel group base plate, 51, first rotating shaft,
52, the second shaft, 53, third shaft, 54, frame plate, 55, group wheel support, the 56, first pinch roller, the 57, second pinch roller, 58, third
Pinch roller, the 59, the 4th pinch roller.
[specific embodiment]
Explain a specific embodiment of the invention in detail with reference to the accompanying drawings.In the drawings, identical appended drawing reference indicates
Identical or corresponding technical characteristic.
Fig. 1 is a kind of structural representation of the flexible retinue fixture system of roof laser soldering of embodiment according to the present invention
Figure.Fig. 2 is the partial enlargement diagram of part A in Fig. 1.
As shown in the figure, the flexible retinue fixture system of roof laser soldering in illustrated embodiment includes laser soldering
Plumb joint 1, robot mounting flange 2, installation base plate 3, cylinder 4, adaptive press nips component 5 and communication control module 6.
In this embodiment, the side of laser Welding head 1 is connect with robot mounting flange 2, other side with
Installation base plate 3 connects.
Communication control module 6, cylinder 4 and adaptive press nips component 5 are all set in installation base plate 3.Optionally implementing
It can according to need their relative position of arrangement in mode.
In the illustrated embodiment, the top of installation base plate 3, cylinder 4 and adaptive pressure is arranged in communication control module 6
Wheel group component 5 is arranged at the lower part of installation base plate 3, and two adaptive press nips components 5 are in front and back laid out in parallel in cylinder 4
Bottom.The system is accompanied with laser Welding head 1 and is moved.
In alternative embodiments, the quantity of adaptive press nips component can be one or more than two, can also
To be in front and back laid out in parallel in the bottom of cylinder.
In alternative embodiments, cylinder 4 can use programmable pressure cylinder, the pressure of adaptive press nips component 5
Power PLC technology.
Further, as shown in Figure 2, adaptive press nips component 5 includes wheel group base plate 50, first rotating shaft 51, the
Two shafts 52, third shaft 53, frame plate 54, group wheel support 55 and pinch roller.
In this embodiment, frame plate 54 is transversely mounted on the inner side edge of wheel group base plate 50 by first rotating shaft 51,
Group wheel support 55 is mounted vertically in the front end of frame plate 54 by the second shaft 52, and pinch roller described in four leads to third shaft respectively
53 two-by-two symmetric transverse be mounted on the bottom of group wheel support 55.It can be tied using other installations in other optional embodiments
Structure.
In alternative embodiments, pinch roller can be widened using multiple using widening pinch roller made of flexible material
Flexible pinch roller shares lower pressure, prevents roof from deforming.Pinch roller includes the first pinch roller 56, the second pinch roller 57, third in the present embodiment
Pinch roller 58 and the 4th pinch roller 59.In other embodiments, more or fewer pinch rollers can also be selected.
Fig. 3 is the schematic diagram of roof and vehicle lateral coaming plate in the Laser Brazing Joint cross section of 45 degree of scarf joints.Fig. 4 is retinue
Fixture system operation schematic diagram.Fig. 5 is the structural schematic diagram of roof.
As shown in Figures 3 to 5, roof 7 and vehicle lateral coaming plate 8 are in the Laser Brazing Joint cross section of 45 degree of scarf joints, different
The roof 7 of moulding is different from the flexure plane of AB arc direction and AC arc direction.Flexible roof laser soldering retinue work
Dress system makes full use of 45 degree of scarf joint features, and vehicle lateral coaming plate 8 provides enough rigidity, and retinue tooling is just to compression roof 7
The gap of 8 lap joint of roof 7 and vehicle lateral coaming plate can be effectively controlled, laser welding head is in the downward roof 7 of robot gribing
BA movement in a curve welding, retinue tooling E, M place's compression (shown in Fig. 4) in front of the pad D, as laser welding head is transported forward
It is dynamic, it compresses point E, M and also travels forward, to remain the fit clearance at pad D.
The output pressure as needed of cylinder 4 that pressure programmable is adjusted passes through press nips base plate 50, first rotating shaft 51, the
Two shafts 52, frame plate 54, group wheel support 55 are transmitted to the first pinch roller 56, the second pinch roller 57, third pinch roller 58 and the 4th pinch roller
On 59.Height direction can be achieved in 4 stroke range of cylinder freely to compensate, guarantee the AB of roof 7 to cambered surface just with this
Press nips compress roof 7 by setting pressure requirements when fluctuating.Pinch roller widens pinch roller compression by 4 simultaneously and (widens pinch roller using soft
Property material, compress point be face contact), can effectively share lower pressure F, prevent roof 7 from deforming under stress.First pinch roller 56,
Second pinch roller 57 shares same root third shaft 53；Third pinch roller 58 and the 4th pinch roller 59 share another third shaft 53, and two
Root third shaft 53, which is installed in parallel on group wheel support 55, becomes a black box.
First pinch roller 56, third pinch roller 58 and the second pinch roller 57, the 4th pinch roller 59, for the point of rotation, are being pressed with the second shaft 52
The lower automatic roof 7 that adapts to of power F effect is organized wheel support 55 and is installed on frame plate 54, make in pressure F on the inclined-plane of AC arc direction
Roof 7 is adapted in the oblique of AB arc direction for the point of rotation with shaft first rotating shaft 51 automatically with press nips with lower frame frame plate 54
Face.Adaptive press nips component 5 adapts to roof 7 by two movable rotation-shafts (i.e. first rotating shaft 51 and the second shaft 52) automatically and inclines
Inclined-plane.
Adaptive press nips component 5 described in two applies downward pressure jointly, close to the adaptive of laser soldering point
Press nips component 5 ensures the fit clearance of roof 7 Yu vehicle lateral coaming plate 8, and adaptive press nips component 5 provides the precompressed of weld seam front end
Clamp force.With the movement of laser Welding head 1, adaptive press nips component 5 rolls forward closed-gap together, laser is followed by
Welding is finally completed the laser soldering of whole road weld seam.
The present invention makes full use of the side wall of 45 degree of roof Laser Brazing Joint oblique overlapped structure features and product vehicle rigid
Property, only using height can control joint gap to compression mode.The present invention using a set of combination compress wheel system, only compression to
Welding zone domain, it is compact small and exquisite.Contact roller pressure is grouped independently programmable and adjusts, and realizes that pressure is pressed with gap state in welding process
It needs to set.
The invention need to only install a set of flexible retinue fixture system additional on traditional standard laser Welding head, and equipment changes
Small, at low cost, exploitativeness height is moved, popularization difficulty is low.After the system, no longer need to be equipped with special tooling for different automobile types
Fixture covers laser welding systems without configuration more, saves space occupied, substantially reduces cost of investment.
In conclusion the flexible retinue fixture system of roof laser soldering of the invention, solves multi-vehicle-type sharing production line
Roof laser brazing tooling system problem, under the premise of sharing same set of laser equipment system be used only a set of highly flexible
Retinue tooling come realize multi-vehicle-type roof laser soldering, the roof moulding face of different automobile types can be adapted to automatically and maintained
Effect compresses, and flexibility retinue fixture system is moved with plumb joint, persistently keeps matching for pad front regional area
Conjunction gap meets laser soldering processes requirement, realizes retinue welding, and at low cost, exploitativeness is high, and popularization difficulty is low, is using this
After system, no longer needs to be equipped with Special tooling clamp for different automobile types, covers laser welding systems without configuration more, save space occupied,
Substantially reduce cost of investment.
Technical scope of the invention is not limited solely to the content in above description, and those skilled in the art can not take off
Under the premise of from technical thought of the invention, multiple combinations, deformation and/or modification are carried out to above embodiment, and these combinations,
Deformation and/or modification should all be within the scope of the present invention.
Claims (10)
1. a kind of flexible retinue fixture system of roof laser soldering, which is characterized in that the system comprises laser Welding head,
Robot mounting flange, installation base plate, cylinder, adaptive press nips component and communication control module, wherein
The side of the laser Welding head is connect with the robot mounting flange, the laser Welding head it is another
Side is connect with the installation base plate, and the communication control module, the cylinder and the adaptive press nips component are all set in
The installation base plate, and
The system is with first retinue movement of the laser Welding.
2. the system as claimed in claim 1, wherein the top of the installation base plate, institute is arranged in the communication control module
It states cylinder and the adaptive press nips component is arranged at the lower part of the installation base plate, the adaptive press nips component row
Cloth is in the bottom of the cylinder.
3. system as claimed in claim 2, wherein the quantity of the adaptive press nips component is two, and described
The bottom of cylinder is in front and back laid out in parallel.
4. the system as claimed in claim 1, wherein the cylinder uses programmable pressure cylinder, thus PLC technology institute
State the pressure of adaptive press nips component.
5. system according to any one of claims 1 to 4, wherein the adaptive press nips component includes wheel group pedestal
Plate, first rotating shaft, the second shaft, third shaft, frame plate, group wheel support and pinch roller, the frame plate pass through described first
Shaft is transversely mounted on the inner side edge of the wheel group base plate, and described group of wheel support is mounted vertically in institute by second shaft
The front end of frame plate is stated, the pinch roller is mounted on the bottom of described group of wheel support by the third shaft.
6. system as claimed in claim 5, wherein the quantity of the pinch roller is four, and at the bottom of described group of wheel support
Symmetric transverse is installed two-by-two respectively in portion.
7. system as claimed in claim 5, wherein the pinch roller widens pinch roller using made of flexible material.
8. a kind of car roof method for laser welding, which is characterized in that used in the method as appointed in claim 1 to 7
The flexible retinue fixture system of the soldering of roof laser described in one.
9. method according to claim 8, wherein during the welding process, roof and vehicle lateral coaming plate are in the oblique of substantially 45 degree
Overlap joint.
10. method as claimed in claim 9, wherein the pinch roller of adaptive pinch roller assembly along height to compress the roof from
And the gap of the lap joint of the roof and the vehicle lateral coaming plate is controlled, compression of the laser Welding head in the pinch roller
The rear of point carries out movement welding；And
As the laser Welding head travels forward, the compression point travels forward with also accompanying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710507101.1A CN109128425A (en) | 2017-06-28 | 2017-06-28 | The flexible retinue fixture system of roof laser soldering and car roof method for laser welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710507101.1A CN109128425A (en) | 2017-06-28 | 2017-06-28 | The flexible retinue fixture system of roof laser soldering and car roof method for laser welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109128425A true CN109128425A (en) | 2019-01-04 |
Family
ID=64805684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710507101.1A Pending CN109128425A (en) | 2017-06-28 | 2017-06-28 | The flexible retinue fixture system of roof laser soldering and car roof method for laser welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109128425A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077510A (en) * | 2020-08-21 | 2020-12-15 | 上海航天精密机械研究所 | Laser welding and welding following pressing device and method with coaxial protection function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077510A (en) * | 2020-08-21 | 2020-12-15 | 上海航天精密机械研究所 | Laser welding and welding following pressing device and method with coaxial protection function |
| CN112077510B (en) * | 2020-08-21 | 2022-03-25 | 上海航天精密机械研究所 | Laser welding and welding following pressing device and method with coaxial protection function |
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Application publication date: 20190104 |