CN206811333U - A kind of impeller fixture for laser welding - Google Patents
A kind of impeller fixture for laser welding Download PDFInfo
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- CN206811333U CN206811333U CN201720681899.7U CN201720681899U CN206811333U CN 206811333 U CN206811333 U CN 206811333U CN 201720681899 U CN201720681899 U CN 201720681899U CN 206811333 U CN206811333 U CN 206811333U
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- impeller
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Abstract
The utility model belongs to laser welding technology field, more particularly to a kind of impeller fixture for laser welding, including the first turntable, slewing equipment is installed below first turntable, first turntable is provided with the impeller clamping device for being provided with least two, the axle center that impeller clamping device rotates with the first turntable is placed equidistant, impeller clamping device includes support plate, the jig that is located in support plate and at least two holds down assembly, hold down assembly and be placed equidistant with jig, held down assembly by air pressure or hydraulic-driven.Realize the effect of double or multistation cooperation, an impeller clamping device is set to be in laser welding, other impeller clamping devices are used for changing workpiece, improve equipment work limitation and reduce clamping with changing the time of frock smelting tool, can preferably be improved by using double or multistation and realize equipment work limitation；Hold down assembly by air pressure or hydraulic-driven, realize that automation clamps；Shaft hole matching among jig and impeller, realize the positioning of impeller.
Description
Technical field
The utility model belongs to laser welding technology field, and in particular to a kind of impeller fixture for laser welding.
Background technology
Impeller is the important spare part of water pump, and its size and precision directly influence the height of the hydraulic performance of water pump；
Stainless steel impeller mainly has two kinds of structure types：1st, unshrouded impeller,；2nd, double shrouded wheel.Double shrouded wheel has high efficiency due to it
The characteristics of, it is widely used on the centrifugal pump of place journey, efficiency high.
Stainless steel double shrouded wheel is made up of front shroud, back shroud and blade three parts.Traditional handicraft be usually by
SUS304 essence castings form, and some delivery port sizes are smaller and the thin part of wall thickness is difficult casting, and manufacturing cost is high, and production efficiency
It is low.Impeller manufacture at present using stainless steel plate through sawing sheet, punching press, stretching and then again by the method for welding forward and backward cover plate and
Blade is welded into one and plate is into a complete part, so as to solve the problems, such as thin-walled and the water outlet do not realized by casting technique
The impeller manufacture problem of mouth small size.
Impeller welding has three kinds of argon arc welding, electric resistance welding and capacitor discharge welding using commonplace welding method；But with
The development of laser processing technology.The application that laser welding technology has been succeeded in industries such as automobile, shipbuildings.Laser welding
Processing method applies the welding in stainless steel impeller to be possibly realized.
Laser welding is compared with conventional bonding technique with welding quality is fabulous, speed of welding is fast, heat input is low, automatic
The advantages that change degree is high.By the produce reality in being manufactured in water pump vane, advantage and its processing with reference to laser processing technology
Method, and show that laser welding can by the analysis to weld seam macro morphology and metallographic structure and the test of welding point tensile property
Good weld seam is molded to obtain, seam organization is tiny, and heat affected area is narrow, joint microscopic structure and good mechanical performance, very
It is adapted to the manufacture of water pump vane.Laser beam is not existed by electromagnetic interference, no arc blow phenomenon simultaneously, is suitable for the weldering of magnetic material
Connect, do not need vacuum chamber during welding, do not produce X ray, the harm to human body is smaller, and the control of laser beam is simple in addition, is easy to
Realize automation.Especially in refractory material, thin-sheet metal welding field laser welding is even more to show incomparable superiority.
Based on these advantages, laser welding water pump vane is considered as one of most promising advanced connected mode.
Laser welding impeller needs respectively to fix blade and front shroud and back shroud by fixture, is then welded,
Existing fixture has the following problems：（1）It is manual fixture mostly, automaticity is not high；（2）Clamping is with changing frock smelting
Tool needs the time, and so, the process of laser welding will interrupt；（3）The structure not positioned, only by being carried out to impeller periphery
The mode of compression realizes fixation, in welding process, it is possible to it can shift and cause the inaccuracy of welding position, so as to
Make repair rate and the disqualification rate of impeller higher.
The content of the invention
The utility model is in view of the above-mentioned problems, provide a kind of impeller fixture for laser welding.
Technical solution adopted in the utility model is as follows：A kind of impeller fixture for laser welding, including the first turntable, institute
State and slewing equipment is installed below the first turntable, first turntable is provided with the impeller clamping machine for being provided with least two
Structure, the axle center that the impeller clamping device rotates with the first turntable are placed equidistant, the impeller clamping device include support plate,
The jig that is located in support plate and at least two holds down assembly, and described hold down assembly is placed equidistant with jig, institute
State and hold down assembly by air pressure or hydraulic-driven.
It is described to hold down assembly including cylinder installed part, the cylinder set up vertically in cylinder installed part, positioned at cylinder
Interior cylinder push-rod, the rocking arm be hinged with cylinder push-rod, the rocking arm are hinged with cylinder installed part.
Silicagel pad is provided with below the end of the rocking arm.
The support plate is provided with slide rail, and the lower section that holds down assembly is provided with sliding block, and described hold down assembly is distinguished with sliding block
Above and below slide rail and it is connected by screw, passes through adjustable the distance between the sliding block that holds down assembly of screw.
Described hold down assembly is connected with cylinder slide component, can be driven by cylinder described in hold down assembly slide and lock.
The support plate is connected with rotating servo motor.
The slewing equipment is Cam splitter.
It is provided with secondary positioner below first turntable, the secondary positioner is cylinder and cylinder push-rod,
First turntable is provided with the jack being adapted to cylinder push-rod.
It is described to hold down assembly to be individual and be placed equidistant.
The support plate periphery is nearly equilateral triangle structure, and the slide rail is located at central point to the straight line of angle point, described
Support plate is provided with the through hole of some triangles.
The beneficial effects of the utility model are as follows：The effect of double or multistation cooperation is realized, makes an impeller clamping
Mechanism is in laser welding, and other impeller clamping devices are used for changing workpiece, improve equipment work limitation and reduce clamping with more
The time of frock smelting tool is changed, can preferably be improved by using double or multistation and realize equipment work limitation；Compression group
Part realizes that automation clamps by air pressure or hydraulic-driven；Shaft hole matching among jig and impeller, realize determining for impeller
Position.
Brief description of the drawings
Fig. 1 is the structural representation of impeller fixture for laser welding.
Fig. 2 is the top view of impeller fixture for laser welding.
Fig. 3 is the structural representation of impeller clamping device.
Fig. 4 is the structural representation to hold down assembly.
Fig. 5 is the structural representation of impeller.
In figure, the 1, first turntable；2nd, slewing equipment；3rd, support plate；301st, slide rail；302nd, through hole；4th, jig；5、
Hold down assembly；501st, cylinder installed part；502nd, cylinder；503rd, cylinder push-rod；504th, rocking arm；505th, silicagel pad；506th, sliding block；6、
Cylinder slide component；7th, rotating servo motor；8th, secondary positioner.
Embodiment
Below in conjunction with the accompanying drawings and embodiment, the utility model can be better described.
A kind of impeller fixture for laser welding, including the first turntable 1, the lower section of the first turntable 1 are provided with revolution dress
2 are put, first turntable 1 is provided with the impeller clamping device for being provided with least two, the impeller clamping device and first
The axle center that turntable 1 rotates is placed equidistant, and the impeller clamping device includes support plate 3, the jig being located in support plate 3
4 and at least two hold down assembly 5, and described hold down assembly 4 is placed equidistant with jig 5, and described hold down assembly 4 passes through air pressure
Or hydraulic-driven.The effect of double or multistation cooperation is realized, an impeller clamping device is in laser welding, Qi Taye
Wheel clamping device is used for changing workpiece, improves equipment work limitation and reduces clamping with changing the time of frock smelting tool, by using
Double or multistation, which can be improved preferably, realizes equipment work limitation；Hold down assembly by air pressure or hydraulic-driven, it is real
Now automation clamps；Shaft hole matching among jig and impeller, realize the positioning of impeller.
5 cylinders for including cylinder installed part 501, being set up vertically in cylinder installed part 501 that hold down assembly
502nd, the cylinder push-rod 503 in cylinder 502, the Rocker arm 5 04 being hinged with cylinder push-rod, the Rocker arm 5 04 are installed with cylinder
Part 501 is be hinged.Cylinder push-rod 503 is set to push up one end of Rocker arm 5 04 by air pressure, the other end of rocking arm is with regard to downward pressing clip
Tool, can also drive compressing fixture directly down, but the pressure difference that this mode drives is big by way of air pressure or hydraulic pressure
Air pressure subtracts internal pressure, and pressure is unable to reach higher, and sets rocking arm by the force direction of driving from being changed into upward downwards, pressure difference is
Internal pressure subtracts atmospheric pressure, and pressure can be higher, and more reliable.
Silicagel pad 505 is provided with below the end of the Rocker arm 5 04.Increasing friction force is played, prevents impeller in laser welding
During skid or loosened caused by deformation.
The support plate 3 is provided with slide rail 301, and 5 lower sections that hold down assembly are provided with sliding block 506, it is described hold down assembly 5 and
Sliding block 506 above and below slide rail 301 and is connected by screw respectively, and 5 are held down assembly with sliding by the way that screw is adjustable
The distance between block 506.Held down assembly the distance between 5 and sliding block 506 by screw regulation, allow to hold down assembly 5 relative
Guide rail is slid and locked, and the impeller of different diameter specifications can be coordinated by adjusting the position to hold down assembly between 5 and jig 5
Welding, it is possible to achieve without going frequently to change fixture by workpiece, frock can follow workpiece face shaping practicable automatic
Or manually adjust；Reduce operating personnel and equipment effective time.
Described hold down assembly 5 is connected with cylinder slide component 6, can be driven by cylinder described in hold down assembly and 5 slidings and lock
Tightly.Realize adjust automatically, automaticity is higher.
The support plate 3 is connected with rotating servo motor 7.The blade of impeller is shaped form, and rotation is set below support plate 3
Turn servomotor, rotate its impeller, rotary speed is controlled, as long as the laser of welding moves from inside to outside, it is possible to
Welded along the curve of blade, so requirement to the laser displacement of welding is exactly that vertically, can also make impeller
It is motionless, curve displacement of the laser along blade, complete welding.
The slewing equipment 2 is Cam splitter.Cam splitter is the mechanism for realizing intermittent movement, has indexing accuracy
Height, smooth running, self-locking, compact-sized, small volume, low, the good, long lifespan of high speed performance of noise etc. when transmitting moment of torsion big, positioning
Distinguishing feature.
The lower section of first turntable 1 is provided with secondary positioner 8, and the secondary positioner 8 is that cylinder and cylinder push away
Bar, first turntable 1 are provided with the jack being adapted to cylinder push-rod.One-time positioning can be realized in Cam splitter rotation
Stop, but the weight above the first turntable is larger, and it is also bigger to rotate the inertia of formation, sets secondary positioner 8, when
When first turntable rotates to correspondence position, in drive cylinder push rod insertion jack, positioning can be made relatively reliable.
It is described to hold down assembly 5 as 3 and be placed equidistant.Three points of 35 formation equilateral triangles that hold down assembly, can be with
Impeller is securely fixed, further, since the quality of impeller in itself is just very heavy, revolution can be reduced by only setting 3 to hold down assembly
Device 2 drives the heavy burden that the first turntable 1 rotates.
The periphery of support plate 3 is nearly equilateral triangle structure, and the slide rail 301 is located at central point to the straight line of angle point,
The support plate 3 is provided with the through hole of some triangles.So subtract as far as possible on the premise of the weight capacity of support plate 3 is ensured
The weight of small support plate 3, reduce the heavy burden that slewing equipment 2 drives the first turntable 1 to rotate.
A kind of embodiment of the present utility model is the foregoing is only, is not used for limiting the scope of protection of the utility model；
The scope of protection of the utility model is limited by the claim in claims, and it is every made according to utility model it is equivalent
Change and modification, all within the protection domain of the utility model patent.
Claims (10)
- A kind of 1. impeller fixture for laser welding, it is characterised in that：Including the first turntable（1）, first turntable（1）Lower section Slewing equipment is installed（2）, first turntable（1）Provided with the impeller clamping device for being provided with least two, the leaf Take turns clamping device and the first turntable（1）The axle center of rotation is placed equidistant, and the impeller clamping device includes support plate（3）, set In support plate（3）On jig（4）Held down assembly with least two（5）, it is described to hold down assembly（5）With jig （4）It is placed equidistant, it is described to hold down assembly（5）Pass through air pressure or hydraulic-driven.
- 2. impeller fixture for laser welding according to claim 1, it is characterised in that：It is described to hold down assembly（5）Including cylinder Installed part（501）, installed in cylinder installed part（501）The cylinder inside set up vertically（502）, positioned at cylinder（502）Interior cylinder Push rod（503）With cylinder push-rod（503）Be hinged rocking arm（504）, the rocking arm（504）With cylinder installed part（501）It is be hinged.
- 3. impeller fixture for laser welding according to claim 2, it is characterised in that：The rocking arm（504）End below Provided with silicagel pad（505）.
- 4. impeller fixture for laser welding according to claim 1, it is characterised in that：The support plate（3）It is provided with slide rail （301）, it is described to hold down assembly（5）Lower section is provided with sliding block（506）, it is described to hold down assembly（5）With sliding block（506）It is located at slide rail respectively （301）Above and below and be connected by screw, held down assembly by the way that screw is adjustable（5）With sliding block（506）Between away from From.
- 5. impeller fixture for laser welding according to claim 4, it is characterised in that：It is described to hold down assembly（5）It is connected with gas Cylinder slide assemblies（6）, can be driven by cylinder described in hold down assembly（5）Sliding.
- 6. impeller fixture for laser welding according to claim 1, it is characterised in that：The support plate（3）It is connected with rotation Servomotor（7）.
- 7. impeller fixture for laser welding according to claim 1, it is characterised in that：The slewing equipment（2）For cam point Cutter.
- 8. impeller fixture for laser welding according to claim 7, it is characterised in that：First turntable（1）Lower section is set There is secondary positioner（8）, the secondary positioner（8）For cylinder and cylinder push-rod, first turntable（1）It is provided with The jack being adapted to cylinder push-rod.
- 9. impeller fixture for laser welding according to claim 1, it is characterised in that：It is described to hold down assembly（5）For 3 and wait Away from setting.
- 10. impeller fixture for laser welding according to claim 4, it is characterised in that：The support plate（3）Periphery is closely just Triangular structure, the slide rail（301）On the straight line of central point to angle point, the support plate（3）It is provided with some triangles The through hole of shape（302）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720681899.7U CN206811333U (en) | 2017-06-13 | 2017-06-13 | A kind of impeller fixture for laser welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720681899.7U CN206811333U (en) | 2017-06-13 | 2017-06-13 | A kind of impeller fixture for laser welding |
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| Publication Number | Publication Date |
|---|---|
| CN206811333U true CN206811333U (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720681899.7U Active CN206811333U (en) | 2017-06-13 | 2017-06-13 | A kind of impeller fixture for laser welding |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107214424A (en) * | 2017-06-13 | 2017-09-29 | 浙江嘉泰激光科技股份有限公司 | A kind of impeller fixture for laser welding |
| CN108393642A (en) * | 2018-05-22 | 2018-08-14 | 中铝稀土（常熟）有限公司 | Clamp structure for the agitating paddle for making rare earth extraction agitating device |
| CN109648207A (en) * | 2018-12-27 | 2019-04-19 | 宁波大目湾机械有限公司 | Ready-package marking device for automobile parts |
| CN110681976A (en) * | 2019-09-25 | 2020-01-14 | 航天工程装备（苏州）有限公司 | Aluminum alloy wheel friction stir welding duplex position automatic clamping system |
-
2017
- 2017-06-13 CN CN201720681899.7U patent/CN206811333U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107214424A (en) * | 2017-06-13 | 2017-09-29 | 浙江嘉泰激光科技股份有限公司 | A kind of impeller fixture for laser welding |
| CN108393642A (en) * | 2018-05-22 | 2018-08-14 | 中铝稀土（常熟）有限公司 | Clamp structure for the agitating paddle for making rare earth extraction agitating device |
| CN109648207A (en) * | 2018-12-27 | 2019-04-19 | 宁波大目湾机械有限公司 | Ready-package marking device for automobile parts |
| CN109648207B (en) * | 2018-12-27 | 2021-05-28 | 山东梁山欧亚机械制造有限公司 | A mark device is beaten to ready-package for auto-parts |
| CN110681976A (en) * | 2019-09-25 | 2020-01-14 | 航天工程装备（苏州）有限公司 | Aluminum alloy wheel friction stir welding duplex position automatic clamping system |
| CN110681976B (en) * | 2019-09-25 | 2022-04-01 | 航天工程装备（苏州）有限公司 | Aluminum alloy wheel friction stir welding duplex position automatic clamping system |
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