CN207139122U - A kind of vapour-pressure type laser machines clamping device - Google Patents
A kind of vapour-pressure type laser machines clamping device Download PDFInfo
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- CN207139122U CN207139122U CN201721067761.4U CN201721067761U CN207139122U CN 207139122 U CN207139122 U CN 207139122U CN 201721067761 U CN201721067761 U CN 201721067761U CN 207139122 U CN207139122 U CN 207139122U
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Abstract
The utility model discloses a kind of vapour-pressure type Laser Processing clamping device, including the internal transparent sealing container for being provided with confined space, workbench is placed with inside transparent sealing container, bench top has been sequentially placed mould, lower workpiece and upper workpiece from bottom to top, upper workpiece, lower workpiece and mould are wrapped to form another confined space by transparent seal layer, laser is provided with above transparent sealing container, laser launches downwards laser beam and upper workpiece and lower workpiece is welded with calculating mechatronics, the laser head of computer controlled laser.Relative to prior art, technical solutions of the utility model have the advantages that Quick-clamped, precise positioning, simple and convenient and safe and reliable, can improve process safety reliability, the quality of production and the production efficiency of three-dimensional weld seam.
Description
Technical field
Laser welding technology field is the utility model is related to, more particularly to a kind of vapour-pressure type Laser Processing clamping device.
Background technology
In welding procedure, influence the whether successful key factor of welding structure be must be brought into close contact between part and that
Certain clamping force between this be present to overcome caused thermal deformation in welding process.
Wherein fixture for laser welding design has with standard machinery workpieces processing positioning fixture in design principle and application
Institute is different, and fixture for laser welding design needs to study the spatial relationship between planform of workpiece itself and laser, and
The size and uniformity of clamping force are also considerable influence be present to the quality of weldment, therefore fixture for laser welding is accurate
Degree is the key factor for influenceing Laser Welding Quality.
With diversified and complicatedization of welding product, laser welding is to weld jig it is also proposed that more and more higher will
Ask, especially to welding abnormal curved surface when, positioning, clamp welding product and keep repetitive positioning accuracy to obtain preferably welding matter
Amount has become a problem, so there is an urgent need to a kind of device that can overcome disadvantages mentioned above.
In addition, most of weld clamp device can not obtain constant thrust, and most of technical side in the prior art
Case can only weld to some plane weld seams, and can not realize the welding of three-dimensional weld seam, but three-dimensional weldering in practical application
The application of fitting is more and more.
Wherein the Globo welders of Lai Dan companies utility model are provided with a glass marble, the glass in welded header
Ball can either be to laser beam focus, while can also impose clamping force, so as to realize the welding of Arbitrary 3 D weld seam and structure
It is compact.Although the Globo welders of Lai Dan companies utility model can realize the welding of Arbitrary 3 D weld seam, it is used
Be single-contact, weld stress is excessively concentrated after easily causing welding, while glass marble long-time rolling friction easily causes
Surface abrasion so that glass marble optical property is deteriorated.
Utility model content
Main purpose of the present utility model is to propose a kind of Quick-clamped, precise positioning, simple and convenient and safe and reliable
Vapour-pressure type laser machines clamping device, it is intended to improves process safety reliability, the quality of production and the production efficiency of three-dimensional weld seam.
To achieve the above object, the utility model proposes a kind of vapour-pressure type to laser machine clamping device, including inside is provided with
The transparent sealing container of confined space, is placed with workbench inside the transparent sealing container, the bench top from lower and
On be sequentially placed mould, lower workpiece and upper workpiece, the upper workpiece, the lower workpiece and the mould are by transparent seal layer
It is wrapped to form another confined space；Laser, the laser and calculating mechatronics are provided with above the transparent sealing container,
The computer controls the laser to launch laser beam downwards and the upper workpiece and the lower workpiece is welded.
Preferably, the computer electrically connects with the gas pressure sensor being arranged in the transparent sealing container.
Preferably, the computer electrically connects with PLC, the PLC and air compressor machine, gas solenoid valve with
And gas pressure reducer electrical connection, the gas solenoid valve and the gas pressure reducer are held by pipeline and the transparent sealing respectively
Device leads to, and the gas solenoid valve also leads to air compressor machine pipeline.
Preferably, pipeline is provided with manual switch valve between the gas solenoid valve and the air compressor machine.
Preferably, the transparent airtight container side wall is connected with vent valve.
Preferably, the laser is connected with several servomotors, multiple servomotors respectively with the calculating
Mechatronics.
Preferably, multiple servomotors include driving the laser to move to X-axis, Y-axis, Z-direction respectively
Three servomotors.
Preferably, the transparent seal layer is preservative film.
Preferably, the transparent sealing container top plate is provided with the turnable cover plate for being easy to extract workpiece.
Technical solutions of the utility model have advantages below relative to prior art：
(1) Quick-clamped and precise positioning.The vapour-pressure type Laser Processing clamping device of technical solutions of the utility model is not only
Simple two dimensional weld can be carried out to the flat work pieces being superimposed with each other together, while can be by gases at high pressure to curved surface
Workpiece produce the pressurization of ecto-entad together and fix, to realize that three-dimension curved surface workpiece is clamped weld job.Therefore this reality
There is Quick-clamped and precise positioning with the vapour-pressure type Laser Processing clamping device of new technique scheme, can ensure to weld
Connect the uniformity and repeatability of effect.
(2) simple and convenient and raising production efficiency.The vapour-pressure type Laser Processing clamping device of technical solutions of the utility model
Using the associated welds technological parameter of computer programming input Laser Processing, by controlling air compressor machine, air pressure electromagnetic valve and gas
Body pressure-reducing valve is to realize to transparent sealing container air pressure inside On-line Control, to control in real time to Workpiece clamping, and being capable of essence
Really control welding position, the weld job that becomes more meticulous is realized, welding is simple to operate, can be easy to quick loading and unloading, saves production
Cost and raising operating efficiency.
(3) it is safe and reliable.The technical scheme of technical solutions of the utility model is compressed using vapour-pressure type lifting workpiece, is compressed and is made
Firmly it is uniformly distributed, avoids occurring leaking in laser processing procedure and polluting environment, stress mistake during Workpiece clamping can be avoided
Workpieces processing quality is influenceed in concentrating.
In technical solutions of the utility model, transparent sealing gas in container pressure is detected in real time by gas pressure sensor
Value, computer are collected gas pressure sensor and are compared with range of pressure values.Meanwhile pass through gas solenoid valve and pneumatics
Machine mating reaction is with to transparent sealing container internal pressurization, by gas pressure reducer to transparent sealing container inner pressure relief.Calculate
Machine monitors transparent sealing container pressure and the change of Automated condtrol transparent sealing container internal pressure in real time so that laser is to work
The automaticity of part welding process is higher and can ensure the reliability of work.
In technical solutions of the utility model, transparent sealing container side is provided with vent valve, when gas decompression defective valve
When, the gases at high pressure inside transparent sealing container can be discharged to ensure that transparent sealing container work safely may be used by vent valve
By property.In addition, setting manual switch valve between air compressor machine and gas solenoid valve, further safety in utilization is improved.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation that the utility model vapour-pressure type laser machines clamping device.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | Computer | 9 | Transparent seal layer |
| 2 | PLC | 10 | Transparent sealing container |
| 3 | Air pressure reducing device | 11 | Laser |
| 4 | Workbench | 12 | Servomotor |
| 5 | Vent valve | 13 | Gas pressure sensor |
| 6 | Mould | 14 | Gas solenoid valve |
| 7 | Lower workpiece | 15 | Manual switch valve |
| 8 | Upper workpiece | 16 | Air compressor machine |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of vapour-pressure type to laser machine clamping device.
Refer to Fig. 1, the vapour-pressure type Laser Processing clamping device of the utility model embodiment, including inside and be provided with confined air
Between transparent sealing container 10, be placed with workbench 4 inside transparent sealing container 10, the top surface of workbench 4 is put successively from bottom to top
Mould 6, lower workpiece 7 and upper workpiece 8 are equipped with, upper workpiece 8, lower workpiece 7 and mould 6 are wrapped to form another by transparent seal layer 9
Confined space, the top of transparent sealing container 10 are provided with laser 11, and laser 11 electrically connects with computer 1, and the control of computer 1 swashs
The laser head of light device 11 launches downwards laser beam and upper workpiece 8 and lower workpiece 7 is welded.
In the utility model embodiment, computer 1 and the gas pressure sensor 13 being arranged in transparent sealing container 10
Electrical connection.
In the utility model embodiment, computer 1 electrically connects with PLC 2, PLC 2 and air compressor machine 16, gas
Body magnetic valve 14 and gas pressure reducer 3 electrically connect, gas solenoid valve 14 and gas pressure reducer 3 respectively by pipeline with it is transparent close
Envelope container 10 leads to, and gas solenoid valve 14 also leads to the pipeline of air compressor machine 16.
In the utility model embodiment, pipeline is provided with manual switch valve 15 between gas solenoid valve 14 and air compressor machine 16.
In the utility model embodiment, the side wall of transparent airtight container 10 is connected with vent valve 5.
In the utility model embodiment, laser 11 is connected with several servomotors 12, and multiple servomotors 12 are distinguished
Electrically connected with computer 1.
In the utility model embodiment, computer 1 is by controlling multiple servomotors 12 to drive laser 11 respectively along X
Axle, Y-axis, Z-direction movement.
In the utility model embodiment, transparent seal layer 9 is preservative film.
In the utility model embodiment, the top plate of transparent sealing container 10 is provided with the turnable cover plate for being easy to extract workpiece.
Fig. 1 is referred to, the operation principle of the utility model embodiment vapour-pressure type Laser Processing clamping device is：
The upper workpiece 8 with curved surface and lower workpiece are superimposed together about 7 first, because the top surface shape of mould 6 is with
The bottom surface of workpiece 7 matches, therefore will be superimposed with each other upper workpiece 8 together and lower workpiece 7 is positioned over the top of mould 6, then passes through
Upper workpiece 8, lower workpiece 7 and mould 6 are wrapped up the structure as a sealing and are independent confined air by transparent seal layer 9
Between, wherein the transparent seal layer 9 of the present embodiment selects preservative film, upper workpiece 8 and lower workpiece 7 and mould 6 wrap up close
Envelope.
Open the turnable cover plate at the top of transparent sealing container 10, by the upper workpiece 8 being bundled together, lower workpiece 7 and
Mould 6 is positioned over the top surface of workbench 4, and then the turnable cover plate of locking make it that transparent sealing container 10 is air tight as one again
Confined space.Preferably, sealing joint strip can be set at the edge that cover plate may be reversed, locking is saturating again may be reversed cover plate
After bright sealing container 10, the gases at high pressure in transparent sealing container are prevented to outward leakage, further to improve sealing property.
After inputting preset pressure value to computer 1, computer 1 converses required atmospheric pressure value in transparent airtight container 10.Meter
Calculation machine 1 controls gas solenoid valve 14 to be in right working position by PLC 2, so that air compressor machine 16 is by pipeline and thoroughly
Bright sealing container 10 is led to, and PLC 2 controls air compressor machine 16 to work and inputs gas to transparent sealing container 10 so that thoroughly
Gas pressure gradually increases in bright sealing container 10.As the gas pressure in transparent sealing container 10 gradually increases, high pressure gas
Body is enclosed with the clamping force of upper workpiece 8, lower workpiece 7 and mould 6 the generation ecto-entad of transparent seal layer 9 to outside,
So transparent seal layer 9 is caused to be close to workpiece 8, lower workpiece 7 and the surface of mould 6.Correspondingly, upper workpiece 8, lower workpiece 7
And mould 6 is then tightly bonded, position relationship between any two is less likely to occur to change.At this moment, computer 1 is multiple by controlling
Servomotor 12 drives laser 11 to be moved along in X-axis, Y-axis and Z-direction respectively, and what final laser 11 was launched swashs
After light beam and transmission transparent sealing container 10, the different welding position of workpiece is irradiated in, so that laser beam can be to workpiece not
Three-dimensional weld seam with position is welded.Preferably, the present embodiment may include that X-axis servomotor and the driving of Y-axis servomotor swash
Light device moves along X/Y plane, and Z axis servomotor drives laser to adjust the focal position of laser of laser.
Transparent sealing container 10 is internally provided with gas pressure sensor 13 and detects gas in transparent sealing container 10 in real time
Body pressure and send detected value to computer 1 in real time analyzes and processes, when the gas pressure value that gas pressure sensor 13 detects
More than range of set value maximum and need discharge portion gas when, computer 1 pass through PLC 2 control air compressor machine 16
It is stopped, simultaneous computer 1 controls gas solenoid valve 14 to be transformed to left station from right working position by PLC 2, so empty
Press 16 then with the pipeline that transparent sealing container 10 leads to by separating to stop air inlet.PLC 2 controls gas decompression simultaneously
Valve 3 is in upper station work outwards release gas pressure, and gas pressure in transparent sealing container 10 is gradually decreased down into setting
Range of pressure values in.
When the gas pressure value that gas pressure sensor 13 is detected in transparent sealing container 10 is less than in setting range most
During small value, computer 1 controls air compressor machine 16 to work by PLC 2, and simultaneous computer 1 controls gas by PLC 2
Body magnetic valve 14 is transformed to right working position from left station, so that the pipeline led between air compressor machine 16 and transparent sealing container 10
Lead to again, computer 1 controls air compressor machine 16 to be constantly operated to be mended into transparent sealing container 10 by PLC 2
Inflatable body, the internal gas pressure of transparent sealing container 10 is constantly increased and be stopped in the range of setup pressure value.
After laser 11 welds to upper workpiece 8 and lower workpiece 7, PLC 2 controls gas pressure reducer 3 to open
So that the larger gas of pressure outwards discharges in transparent sealing container 10, the final gas pressure caused in transparent sealing container 10
Value is recovered to atmospheric pressure value.Then the turnable cover plate at the top of transparent sealing container 10 can be opened and be taken out the work that welding finishes
Part.
The vapour-pressure type Laser Processing clamping device of the utility model embodiment can not only be to together flat of being superimposed with each other
Face workpiece carries out simple two dimensional weld, while can produce ecto-entad together to the workpiece with curved surface by gases at high pressure
Pressurization is fixed, to realize that three-dimension curved surface workpiece is clamped weld job.Therefore the vapour-pressure type laser of the utility model embodiment
Processing clamping device has the function that Quick-clamped and precise positioning, can ensure the uniformity of welding effect and repeat
Property.
Meanwhile the vapour-pressure type Laser Processing clamping device of the utility model embodiment is added using computer programming input laser
The associated welds technological parameter of work, by controlling air compressor machine 16, air pressure electromagnetic valve 14 and gas pressure reducer 3 to realize to transparent
The air pressure inside On-line Control of sealing container 10, to control in real time to Workpiece clamping, and welding position can be accurately controlled, realized
Become more meticulous weld job, and welding is simple to operate, can be easy to quick loading and unloading, saves production cost and improves operating efficiency.
In addition, the technical scheme of the utility model embodiment is compressed using vapour-pressure type lifting workpiece, clamping force is uniform
Distribution, avoids occurring leaking in laser processing procedure and polluting environment, stress excessively concentrates shadow during can avoiding Workpiece clamping
Ring workpieces processing quality.
In the utility model embodiment, gas pressure in transparent sealing container 10 is detected by gas pressure sensor 13 in real time
Force value, computer 1 record gas pressure sensor 13 and are compared with range of pressure values.Meanwhile pass through gas solenoid valve 14
And the mating reaction of air compressor machine 16 is with to the internal pressurization of transparent sealing container 10, by gas pressure reducer 3 to transparent sealing container
10 inner pressure relieves.Computer 1 monitors the pressure of transparent sealing container 10 in real time and the inside of Automated condtrol transparent sealing container 10 is pressed
Power changes so that laser 11 is higher to the automaticity of workpiece welding process and can ensure the reliability of work.
In the utility model embodiment, the side of transparent sealing container 10 is provided with vent valve 5, when gas pressure reducer 3 loses
When effect, the gases at high pressure inside transparent sealing container 10 can be discharged to ensure transparent sealing container 10 by vent valve 5
Safe and reliable property.In addition, setting manual switch valve between air compressor machine 16 and gas solenoid valve 14, further improve and use
Security.
In the utility model embodiment, laser 11 is driven to X-axis, Y-axis, Z axis respectively respectively by multiple servomotors
Dynamic motion, multiple servomotors 12 coordinate the working space position for causing laser 11 constantly to convert jointly, to adapt to song
The welding of the workpiece in face Difference angles in three dimensions.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure transformation under design of the present utility model, made using the utility model specification and accompanying drawing content, or
Directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (9)
1. a kind of vapour-pressure type laser machines clamping device, it is characterised in that holds including the internal transparent sealing for being provided with confined space
Device, workbench is placed with inside the transparent sealing container, the bench top has been sequentially placed mould, lower work from bottom to top
Part and upper workpiece, the upper workpiece, the lower workpiece and the mould are wrapped to form another confined space by transparent seal layer；
Laser is provided with above the transparent sealing container, with calculating mechatronics, the computer control is described to swash the laser
Light device launches downwards laser beam and the upper workpiece and the lower workpiece is welded.
2. vapour-pressure type as claimed in claim 1 laser machines clamping device, it is characterised in that the computer is with being arranged at institute
State the gas pressure sensor electrical connection in transparent sealing container.
3. vapour-pressure type as claimed in claim 2 laser machines clamping device, it is characterised in that the computer controls with PLC
Device electrically connects, and the PLC electrically connects with air compressor machine, gas solenoid valve and gas pressure reducer, the gas solenoid valve
Led to respectively by pipeline and the transparent sealing container with the gas pressure reducer, the gas solenoid valve also with air compressor machine pipe
Lead on road.
4. vapour-pressure type as claimed in claim 3 laser machines clamping device, it is characterised in that the gas solenoid valve with it is described
Pipeline is provided with manual switch valve between air compressor machine.
5. vapour-pressure type as claimed in claim 1 laser machines clamping device, it is characterised in that the transparent airtight container side wall
It is connected with vent valve.
6. vapour-pressure type as claimed in claim 1 laser machines clamping device, it is characterised in that the laser is watched with several
Motor is taken to be connected, multiple servomotors respectively with the calculating mechatronics.
7. vapour-pressure type as claimed in claim 6 laser machines clamping device, it is characterised in that multiple servomotors include
Three servomotors for driving the laser to be moved respectively to X-axis, Y-axis, Z-direction.
8. vapour-pressure type as claimed in claim 1 laser machines clamping device, it is characterised in that the transparent seal layer is fresh-keeping
Film.
9. vapour-pressure type as claimed in claim 1 laser machines clamping device, it is characterised in that the transparent sealing container top plate
Provided with the turnable cover plate for being easy to extract workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721067761.4U CN207139122U (en) | 2017-08-24 | 2017-08-24 | A kind of vapour-pressure type laser machines clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721067761.4U CN207139122U (en) | 2017-08-24 | 2017-08-24 | A kind of vapour-pressure type laser machines clamping device |
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| Publication Number | Publication Date |
|---|---|
| CN207139122U true CN207139122U (en) | 2018-03-27 |
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ID=61669831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721067761.4U Active CN207139122U (en) | 2017-08-24 | 2017-08-24 | A kind of vapour-pressure type laser machines clamping device |
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| Country | Link |
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| CN (1) | CN207139122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378282A (en) * | 2017-08-24 | 2017-11-24 | 广东工业大学 | A kind of vapour-pressure type laser machines clamping device |
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2017
- 2017-08-24 CN CN201721067761.4U patent/CN207139122U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378282A (en) * | 2017-08-24 | 2017-11-24 | 广东工业大学 | A kind of vapour-pressure type laser machines clamping device |
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