CN209424775U - A kind of laser-welding tooling fixture - Google Patents
A kind of laser-welding tooling fixture Download PDFInfo
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- CN209424775U CN209424775U CN201920005140.6U CN201920005140U CN209424775U CN 209424775 U CN209424775 U CN 209424775U CN 201920005140 U CN201920005140 U CN 201920005140U CN 209424775 U CN209424775 U CN 209424775U
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Abstract
The utility model provides a kind of laser-welding tooling fixture, including bottom plate, the first press strip, the second press strip and limitting casing, the plate top surface is provided with groove in left-right direction, first press strip and the second press strip are removably mounted at respectively on the plate top surface of the groove two sides, and first press strip is provided with multiple connecting holes along its length；The limitting casing includes vertical first lever and the second lever disposed in parallel, the top of first lever is connected with the top of the second lever by cross bar, the lower end of first lever is lower than the lower end of second lever, first through hole is opened up on the cross bar, the second through-hole is opened up on first lever, limitting casing is across being placed on first press strip, and the first screw is connect by the first through hole with the connecting hole of first press strip, and the second screw is acted against on first press strip by second through-hole.The utility model ensure that the dimension precision requirement before laser fillet welding welding between workpiece, and can reduce welding deformation.
Description
Technical field
The utility model relates to welding tool setup field more particularly to a kind of laser-welding tooling fixtures.
Background technique
Currently, in domestic ship manufacturing field mainly based on traditional arc-welding, it may be assumed that Lincoln weld, manual electric arc welding, two
Carbon oxide gas protection weldering etc., that there are heat inputs is big for traditional arc-welding, welding structure is easily-deformable, the control of workpiece flatness is difficult
Shortcoming.Laser welding is a kind of more advanced technology, and because it is big with energy density, speed of welding is fast, deform it is small, can
The advantages that welding efficiency is substantially improved, so aerospace, automobile and other industries are widely paid close attention to and paid attention to by ship.
Although Laser Welding is connected to more advantages, laser welding requires pole to the processing of welded piece and assembly precision
Height, when weld seam fit-up gap is greater than spot diameter, laser passes through plate stitch, and it is good not can guarantee appearance of weld, to ensure laser
Fit-up gap requirement≤0.25mm of welding, and prevent thin plate deformation from leading to laser beam welding bad stability, it is common to weld
Tooling has been unable to satisfy the required precision, therefore the joint form feature with T connector need to be required according to laser welding, sets again
Count frock clamp.
Utility model content
The technical problem to be solved by the present invention is to provide the fitted positions that one kind can ensure laser welding, improve
The laser-welding tooling fixture of laser beam welding stability, to overcome the defect in the prior art.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution: a kind of laser-welding tooling fixture,
Including bottom plate, the first press strip, the second press strip and at least one limitting casing, the plate top surface is provided with groove in left-right direction, institute
It states the first press strip and the second press strip is removably mounted at respectively on the plate top surface of the groove two sides, first press strip is along long
Degree direction is provided with multiple connecting holes；The limitting casing includes vertical first lever and the second lever disposed in parallel, and described first
The top of lever is connected with the top of second lever by cross bar, and the lower end of first lever is lower than second lever
Lower end, open up first through hole on the cross bar, the second through-hole opened up on first lever, the limitting casing is described across being placed on
On first press strip, the first screw is connect by the first through hole with the connecting hole of first press strip, and the second screw passes through institute
The second through-hole is stated to act against on first press strip.
Preferably, first press strip processes chamfering along the first press strip length direction close to a side lower part of the groove.
Further, the chamfer dimesion is 45 ° of * 10mm.
Preferably, second press strip processes chamfering along the second press strip length direction close to a upper lateral part of the groove.
Further, the chamfer dimesion is 45 ° of * 4mm.
Preferably, the connecting hole on first press strip is equidistantly opened up along the first press strip length direction.
Preferably, the first through hole on the cross bar of the limitting casing is the long hole along cross bar length direction.
Preferably, the second lever of the limitting casing processes chamfering close to a side lower part of second press strip.
It preferably, further include cushion block, the cushion block is located between the first lever lower end and the bottom plate of the limitting casing.
As described above, a kind of laser-welding tooling fixture of the utility model, has the advantages that
The utility model structure is simple, easy to use, and it is cumbersome to solve laser corner connection welding fixture complexity, assembly precision
Demanding problem ensure that workpiece web and wing plate gap≤0.25mm before laser fillet welding welding, and meet hanging down for web
Straight degree requires, and plays the role of reducing welding deformation.
The utility model prevents welding deformation by two press strips, can satisfy the use of all T connector welding.
Detailed description of the invention
Fig. 1 is the utility model perspective view.
Fig. 2 is the schematic perspective view of limitting casing in the utility model.
Fig. 3 is the utility model use state broken away view.
Fig. 4 is the use state stereoscopic schematic diagram of the utility model.
Fig. 5 is that the utility model uses step the first schematic diagram.
Fig. 6 is that the utility model uses step the second schematic diagram.
Fig. 7 is that the utility model uses step third schematic diagram.
In figure:
1 bottom plate, 2 first press strip
3 second press strip, 4 limitting casing
11 groove, 21 connecting hole
41 first lever, 42 second lever
43 cross bar, 431 first through hole
411 second through-hole, 5 cushion block
61 first screw, 62 second screw
100 wing plate, 200 web
300 workbench, 400 welding gun
Specific embodiment
Structure depicted in Figure of description, ratio, size etc., only to cooperate the revealed content of specification, with
Understand for those skilled in the art and read, is not intended to limit the utility model enforceable qualifications, therefore does not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the utility model institute
Under the effect of capable of generating and the purpose that can reach, the model that the revealed technology contents of the utility model can be covered should all be fallen in
In enclosing.Meanwhile cited such as "upper", "lower", "left", "right", " centre " term in this specification, it is merely convenient to describe
Be illustrated, rather than to limit the enforceable range of the utility model, relativeness is altered or modified, without substantive change
Under technology contents, when being also considered as the enforceable scope of the utility model.
Laser welding has energy density big, and speed of welding is fast, and deformation is small, the advantages that welding efficiency can be substantially improved, but
It is that laser welding is high to the processing and assembly precision requirement of welded piece, when weld seam fit-up gap is greater than spot diameter, swashs
Light passes through plate stitch, not can guarantee that appearance of weld is good, to ensure fit-up gap requirement≤0.25mm of Laser Welding, and prevents thin plate
Deformation leads to laser beam welding bad stability, and the utility model discloses a kind of laser-welding tooling fixture, such as Fig. 1-Fig. 3 institute
Show, including bottom plate 1, the first press strip 2, the second press strip 3 and at least one limitting casing 4, the plate top surface are provided in left-right direction
Groove 11, first press strip 2 and the second press strip 3 are removably mounted at respectively on the plate top surface of the groove two sides, reference
The left and right sides of the diagram further groove 11 of Fig. 1 and Fig. 3, i.e. the first press strip 2 and the second press strip 3 respectively, in use, workpiece is placed on
On bottom plate 1, first press strip 2 and second press strip equal 3 are pressed on workpiece, 3 liang of the both ends of the first press strip 2 and the second press strip
End is connect by screw with bottom plate 1 respectively, so that workpiece is effectively fixed on bottom plate 1, guarantees that workpiece will not shift when welding
Or deformation.In use, workpiece corner connection joint area is directed at the groove 11, prevent workpiece burn-through from leading to the viscous of workpiece and bottom plate
Even；Specifically, the cross section of the groove 11 is rectangle, and the depth of groove 11 is 8-12mm, it is preferred to use 10mm.Described first
Press strip 2 is provided with multiple connecting holes 21 along its length.With reference to Fig. 2, the limitting casing 4 includes vertical first lever disposed in parallel
41 and second lever 42, the top of the top of first lever 41 and second lever 42 is connected by cross bar 43；Make
Used time, welding gun is located at 42 side of the second lever and welds to workpiece, in order to avoid interfering with welding gun, first lever 41
Lower end (refer to Fig. 6) of the lower end lower than second lever 42.Open up first through hole 431 on the cross bar 43, described first grade
The second through-hole 411 is opened up on bar 41, in conjunction with Fig. 2 and Fig. 3, the limitting casing 4 is across being placed on first press strip 2, the first screw
61 are connect by the first through hole 431 with the connecting hole 21 of first press strip 2, and the second screw 62 passes through second through-hole
411 act against on first press strip 2.It is noted that because the first screw 61 and connecting hole 21 are to be threadedly engaged, institute
It states first through hole 431 and can be tapped through hole and be also possible to unthreaded hole, do not influence the connection of the first screw 61 and connecting hole 21；And institute
Stating the second screw 62 is acted against on the second press strip 2, so second through-hole 411 is tapped through hole.
In a preferred embodiment, as shown in fig. 6, the cross section of first press strip 2 is rectangle, close to the groove 11
A side lower part along the first press strip length direction process chamfering (cutting oblique processing), prevent fillet weld burn-through or through welding when, cause
2 adhesion of workpiece and the first press strip.Further, the chamfer dimesion can be 45 ° of * 10mm, 40 ° of * 10mm, 45 ° of * 8mm, 45 ° of *
12mm etc..
In a preferred embodiment, as shown in fig. 6, because welding gun 400 be in 42 side of the second lever of limitting casing 4, in order to
Keep welding gun 400 and the angle of bottom plate 1 smaller, it (is abdomen in diagram that fillet weld molten bath heat, which is more concentrated on vertical workpiece,
Plate 200) on, the Welding Angular Deformation of workpiece on bottom plate 1 (being wing plate 100 in diagram) is reduced, the cross section of second press strip 3 is
Rectangle, the upper lateral part close to the groove 11 process chamfering (cutting oblique processing) along the second press strip length direction.It is described fall
Angle is having a size of 45 ° of * 4mm, 45 ° of * 3mm, 40 ° of * 4mm, 45 ° of * 5mm etc..
In a preferred embodiment, with reference to Fig. 1, the connecting hole 21 on first press strip 2 is along first press strip length direction etc.
Away from opening up, specifically can be at a distance of 80~100mm between adjacent connecting hole 21, such as 85mm, 90mm, 95mm etc..
As shown in Fig. 2, the first through hole 431 on the cross bar 43 of the limitting casing 4 is the long hole along cross bar length direction, energy
Enough it is convenient for limitting casing 4 from the first press strip 2 in the applicable of different relative positions.In addition, as shown in Figure 2 and Figure 7, the limitting casing 4
The second lever 42 process chamfering (cutting oblique processing) close to a side lower part of second press strip 3, prevent weldering 400 in welding
The collision of Cheng Zhongyu limitting casing 4 causes welding gun to damage.
In order to adapt to various sizes of workpiece, in conjunction with Fig. 2 and Fig. 3, the utility model further includes cushion block 5, the cushion block 5
Between 41 lower end of the first lever of the limitting casing 4 and the bottom plate 1.
The utility model insole board 1, the first press strip 2, the second press strip 3 and limitting casing 4 material be AH36 steel.
Such as Fig. 4-Fig. 7, the operation side of the utility model is illustrated for welding orthogonal wing plate 100 and web 200
Method:
1, with reference to Fig. 4, bottom plate 1 is first placed on workbench 300 by operator, is provided with multiple through-holes on the bottom plate 1,
The connectors such as screw can be used by through-hole to be fixedly connected with bottom plate 1 with workbench 300, the utility model when guaranteeing welding
Position stablize.With reference to Fig. 5, then wing plate 100 is placed on bottom plate 1, at the groove 11 of welding position alignment bottom plate 1.It connects
The first press strip 2 is pressed on wing plate 100,2 both ends screw of the first press strip is connect to compressing wing plate 100 with bottom plate 1；It is described
The chamfering of first press strip 2 is towards the groove 11.
2, with reference to Fig. 5, as shown in arrow direction, web 200 is vertically disposed on wing plate 100, and abut against first
The right side of press strip 2.
3, in conjunction with Fig. 2 and Fig. 6, limitting casing 4 is buckled on web 200 from top, the cross bar 43 is pressed against web 200
Upper end, second lever 42 abut against the right side of web 200, it is ensured that the web 200 is perpendicular to wing plate 100.
4, in conjunction with Fig. 2, Fig. 4 and Fig. 6, the first screw 61 passes through the first through hole 431 of cross bar 43 as shown in Fig. 6 arrow direction
It is tightened in the connecting hole 21 on the first press strip 2；Second screw 62 passes through the second of the first lever 41 as shown in Fig. 6 arrow direction
Through-hole 411 acts against on the left side of the first press strip 2.At this point, cross bar 43 limits the position of web 200 in above-below direction, and
Web 200 and wing plate 100 are compressed by the first screw 61, web 200 and the gap of 100 fillet weld of wing plate is made to meet Laser Welding
The welding requirement connect.Shown first lever 41 and shown second lever 42 pass through from the position of left and right directions limitation web 200
Web 200 is pressed on the first press strip 2 by the second screw 62, aligns web 200, is avoided in the welding process, because web is processed
Laser defocusing amount deviation caused by deformation, to cause foot welding height uneven；Pass through web 200 and the first press strip 2 simultaneously
It fits closely, guarantees the verticality of web 200 and wing plate 100.So far, web 200 and the welding position relationship of wing plate 100 obtain
It is fixed.
5, with reference to Fig. 7, the second press strip 3 is placed on wing plate 100, the both ends of the second press strip 3 are connected by screw and bottom plate 1
It taps into and compresses wing plate 100.First press strip 2 and the second press strip 3 are used at left and right sides of the diagram direction of bottom plate groove 21
In fixed wing plate 100, prevent wing plate 100 when welding from deforming.
6, with reference to Fig. 7, welded corner joint carried out to wing plate 100 and web 200 from diagram right side using welding gun 400, welding gun 400 with
The angle of horizontal direction is 30 degree.
7, after the completion of wing plate 100 and web 200 weld, limitting casing 4, the first press strip 2 and the second press strip 3 are removed.
In conclusion a kind of laser-welding tooling fixture of the utility model, hangs down when being able to solve laser welding between workpiece
Directly degree is difficult to ensure, there are problems that welding deformation, so, the utility model effectively overcomes some reality in the prior art
Problem is to have very high utility value and use meaning.
Above embodiment is only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.The utility model can be improved there are many more aspect under the premise of without prejudice to overall thought, for being familiar with this technology
Personage can all be carried out modifications and changes to above-described embodiment under the spirit and scope without prejudice to the utility model.Therefore,
Such as those of ordinary skill in the art is in spirit revealed without departing from the utility model and institute under technical idea
All equivalent modifications or change completed, should be covered by the claim of the utility model.
Claims (9)
1. a kind of laser-welding tooling fixture, it is characterised in that: including bottom plate (1), the first press strip (2), the second press strip (3) and extremely
A few limitting casing (4), the plate top surface are provided with groove (11) in left-right direction, first press strip (2) and the second press strip
(3) it is removably mounted at respectively on the plate top surface of the groove two sides, first press strip (2) is provided with multiple along its length
Connecting hole (21)；The limitting casing (4) includes vertical first lever (41) disposed in parallel and the second lever (42), and described first
The top of lever (41) and the top of second lever (42) are connected by cross bar (43), the lower end of first lever (41)
It lower than the lower end of second lever (42), is opened up first through hole (431) on the cross bar (43), on first lever (41)
It opens up the second through-hole (411), for the limitting casing (4) across being placed on first press strip (2), the first screw is logical by described first
Hole (431) is connect with the connecting hole (21) of first press strip (2), and the second screw is acted against by second through-hole (411)
On first press strip (2).
2. a kind of laser-welding tooling fixture according to claim 1, it is characterised in that: first press strip (2) is close
One side lower part of the groove (11) processes chamfering along the first press strip length direction.
3. a kind of laser-welding tooling fixture according to claim 2, it is characterised in that: the chamfer dimesion is 45 ° of *
10mm。
4. a kind of laser-welding tooling fixture according to claim 1, it is characterised in that: second press strip (3) is close
One upper lateral part of the groove (11) processes chamfering along the second press strip length direction.
5. a kind of laser-welding tooling fixture according to claim 4, it is characterised in that: the chamfer dimesion is 45 ° of *
4mm。
6. a kind of laser-welding tooling fixture according to claim 1, it is characterised in that: on first press strip (2)
Connecting hole (21) is equidistantly opened up along the first press strip length direction.
7. a kind of laser-welding tooling fixture according to claim 1, it is characterised in that: the cross bar of the limitting casing (4)
(43) first through hole (431) on is the long hole along cross bar length direction.
8. a kind of laser-welding tooling fixture according to claim 1, it is characterised in that: the second of the limitting casing (4)
Lever (42) processes chamfering close to a side lower part of second press strip (3).
9. according to claim 1 to a kind of laser-welding tooling fixture described in any one of claim 8, it is characterised in that:
It further include cushion block, the cushion block is located between the first lever (41) lower end and the bottom plate (1) of the limitting casing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920005140.6U CN209424775U (en) | 2019-01-02 | 2019-01-02 | A kind of laser-welding tooling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920005140.6U CN209424775U (en) | 2019-01-02 | 2019-01-02 | A kind of laser-welding tooling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209424775U true CN209424775U (en) | 2019-09-24 |
Family
ID=67975262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920005140.6U Active CN209424775U (en) | 2019-01-02 | 2019-01-02 | A kind of laser-welding tooling fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209424775U (en) |
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2019
- 2019-01-02 CN CN201920005140.6U patent/CN209424775U/en active Active
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