CN108827153A - A kind of spray gun laser locating apparatus and its calibration method - Google Patents
A kind of spray gun laser locating apparatus and its calibration method Download PDFInfo
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- CN108827153A CN108827153A CN201810721254.0A CN201810721254A CN108827153A CN 108827153 A CN108827153 A CN 108827153A CN 201810721254 A CN201810721254 A CN 201810721254A CN 108827153 A CN108827153 A CN 108827153A
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- laser
- spray gun
- point
- locating apparatus
- ontology
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- General Physics & Mathematics (AREA)
- Laser Beam Processing (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The present invention provides a kind of spray gun laser locating apparatus and its calibration method, is related to material surface engineering technolog field.Spray gun laser locating apparatus includes laser socket and point-like laser device, and laser socket includes ontology and clamping portion, and one end of clamping portion is fixedly connected with one end of ontology.One end of point-like laser device and ontology are connected far from one end of clamping portion, and point-like laser device is equipped with Laser emission mouth far from one end of ontology, the axis of Laser emission mouth, the axis of clamping portion, point-like laser device axis be overlapped with the axis of ontology.Keep concentric by laser socket and spray gun anode nozzle inner wall, make point-like laser projection that spray gun spraying position can be accurately positioned by its calibration method, accurately showing spray gun corresponds to motion track of the spraying position on workpiece, also can be realized the finely positioning spraying to complicated shape, small size workpiece using the device.
Description
Technical field
The present invention relates to material surface engineering technolog fields, and in particular to a kind of spray gun laser locating apparatus and its school
Quasi- method.
Background technique
Plasma spray technology is one of the key technology of modern material Surface Engineering, and plasma spray technology is a kind of by coating material
(powder or silk material) is sent into fusing in certain heat source (electric arc, combustion flame, plasma etc.), and is sprayed using high-speed flow
It is mapped to the technique that substrate material surface forms coating.With development in science and technology, spraying method is sprayed via original pistol
The armed automatic control spraying mode of manipulator is developed to, is all significantly mentioned in terms of coating quality, production stability and efficiency
It is high.Under the armed automatic control spraying mode of manipulator, needs to set spray procedure in advance before actually spraying, cook up
The jet-core region that spray gun anode nozzle sprays running track, i.e., the axes extending line that set spray gun anode nozzle on workpiece exist
Motion track on workpiece, this just needs correspondence drop point of the axes extending line to spray gun anode nozzle on workpiece (to be equal to
Spray gun corresponds to spraying position) determined.
Currently, generally being judged using naked eyes the correspondence drop point of the axes extending line of spray gun anode nozzle on workpiece and fixed
Position.And naked eyes judge that subjective factor is more, time-consuming, coating deposition position when the spray gun of positioning corresponds to spraying position and practical spraying
Often there is biggish error, brings many adverse effects.In actual production, when spraying biggish plate sample and rotary body,
Burners Positions can also be with the naked eye positioned reluctantly.And more situations are, when spraying the complex-shaped of workpiece, transition region it is smaller or compared with
It is narrow, workpiece size is smaller, thermal jet spray coating away from it is larger etc. whens, naked eyes, which position Burners Positions the problem of bringing, to be shown especially out, pole
Spraying process is affected in big degree to implement and coating product quality.
Summary of the invention
The purpose of the present invention is to provide a kind of spray gun laser locating apparatus, and the apparatus structure is simple, convenient for disassembly and assembly, can
Spray gun spraying position is accurately positioned, realizes precisely spraying, expand the application range of spray gun.
Another object of the present invention is to provide the calibration methods of above-mentioned laser locating apparatus, and this method is easy to operate, can
Spray gun spraying position is accurately positioned, realizes precisely spraying, expand the application range of spray gun.
The present invention solves its technical problem and adopts the following technical solutions to realize.
The present invention proposes a kind of spray gun laser locating apparatus, including：
Laser socket, laser socket include ontology and clamping portion, and one end of clamping portion is fixedly connected with one end of ontology, and
The axis of clamping portion is overlapped with the axis of ontology；
Point-like laser device, one end of point-like laser device and ontology are connected far from one end of clamping portion, the axis of point-like laser device
Line is overlapped with the axis of ontology；
Point-like laser device is equipped with Laser emission mouth, axis and the point-like laser device of Laser emission mouth far from one end of ontology
Axis is overlapped.
Preferably, ontology is equipped with and the matched groove of point-like laser device, point-like laser device close to one end of point-like laser device
It is fixed in groove.
Preferably, spray gun laser locating apparatus further includes at least one calibration component, and one end of calibration component passes through ontology simultaneously
It is contacted with the point-like laser device in groove, calibration component is optionally moved to the direction close to or far from point-like laser device.
Preferably, spray gun laser locating apparatus includes the first calibration component and the second calibration component, the first calibration component and second
The axis of calibration component is each perpendicular to the axis of point-like laser device.
Preferably, the axis of the first calibration component and the second calibration component is mutually perpendicular to.
Preferably, spray gun laser locating apparatus further includes at least one sealing ring, and sealing ring is sheathed on clamping portion.
The present invention proposes the calibration method of above-mentioned spray gun laser locating apparatus, including：
Apart from the position that Laser emission mouth is pre-determined distance, projection plane is being set, the laser beam of point-like laser device perpendicular to
Projection plane, the spray gun laser locating apparatus being rotatably dispose on spray gun, laser beam form one in the subpoint of projection plane
A locus circle, track diameter of a circle are less than preset value and complete calibration.
The beneficial effects of the invention are as follows：
Spray gun laser locating apparatus provided by the invention, including laser socket and point-like laser device, laser socket include
Ontology and clamping portion, one end of clamping portion are fixedly connected with one end of ontology, and the axis of clamping portion is overlapped with the axis of ontology.
One end of point-like laser device and ontology are connected far from one end of clamping portion, and the axis of point-like laser device is overlapped with the axis of ontology.
Point-like laser device is equipped with Laser emission mouth, the axis of Laser emission mouth and the axis weight of point-like laser device far from one end of ontology
It closes.It keeps concentric by laser socket and spray gun anode nozzle inner wall, keeps point-like laser projection quasi- by its calibration method
It determines position spray gun spraying position, accurately shows spray gun and correspond to motion track of the spraying position on workpiece, also can using the device
Enough realize sprays the finely positioning of complicated shape, small size workpiece.
Structure is simple, and being inserted directly into and extracting can be positioned, convenient for disassembly and assembly.Calibration method is easy to operate, easily judges,
And laser locating apparatus precision is high after this method is calibrated.Can reduce naked eyes positioning the bring time, human cost and
Raw material and energy waste caused by extra spraying path.The positioning device being loaded outside is avoided mutually to conflict with powder feeding module position
The problem of, there is versatility on different structure and the thermal spraying spray gun of shape.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of spray gun laser locating apparatus and spray gun provided in an embodiment of the present invention；
Fig. 2 is the calibration method schematic diagram of spray gun laser locating apparatus provided in an embodiment of the present invention；
Fig. 3 is that the spray gun that the embodiment of the present invention 1 provides is shown with the structure that laser locating apparatus uses on plasma gun
It is intended to；
Fig. 4 is the knot that the spray gun that the embodiment of the present invention 2 provides is used on supersonic spray gun with laser locating apparatus
Structure schematic diagram；
Fig. 5 is the knot that the spray gun that the embodiment of the present invention 3 provides is used on atmospheric plasma spray gun with laser locating apparatus
Structure schematic diagram.
Icon：100- spray gun laser locating apparatus；110- laser socket；111- ontology；The clamping portion 113-；115- is recessed
Slot；117- through-hole；119- sealing ring；120- point-like laser device；121- Laser emission mouth；130- calibration component；131- first is calibrated
Part；The second calibration component of 133-；200- nozzle；The high-power single cathode plasma spray gun of 300-O3CP type；GTV company of 400- Germany
K2 type supersonic spray gun；The F6 type atmospheric plasma spray gun of GTV company of 500- Germany.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.The person that is not specified actual conditions in embodiment, according to normal conditions or
The condition that manufacturer suggests carries out.Reagents or instruments used without specified manufacturer is that can be obtained by commercially available purchase
Conventional products.
In the description of the present invention, it should be noted that term " center ", "vertical", "horizontal", "inner", "outside" etc. refer to
The orientation or positional relationship shown is to be based on the orientation or positional relationship shown in the drawings or when invention product use usually puts
The orientation or positional relationship put, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively heavy
The property wanted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be
Mechanical connection, can be directly connected, can also can be the connection inside two elements indirectly connected through an intermediary.
For the ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention.In the present invention, in not contradiction or punching
In the case where prominent, all embodiments, embodiment and feature of the invention be can be combined with each other.In the present invention, conventional
Unit, component etc., both can be commercially available, can also make by oneself according to the present disclosure.In the present invention, in order to prominent
Emphasis of the invention out to the omission that some conventional operations and unit, component carry out, or is only briefly described.
Referring to Fig.1 and 2, a kind of spray gun laser locating apparatus 100 provided in an embodiment of the present invention, including laser
Seat 110, point-like laser device 120 and at least one calibration component 130.One end of laser socket 110 is detachably connected with spray gun, another
End is connect with point-like laser device 120, and calibration component 130 is set to laser socket 110, for adjusting the position of dotted laser 120.
Laser socket 110 includes ontology 111 and clamping portion 113, and one end of clamping portion 113 and one end of ontology 111 are fixed
Connection, and the axis of clamping portion 113 is overlapped with the axis of ontology 111.In the present embodiment, ontology 111 and clamping portion 113 are
Cylindrical structure.In other embodiments of the invention, ontology 111 and clamping portion 113 can be prism, the present invention to it not
It limits.Ontology 111 close to one end of point-like laser device 120 be equipped with the matched groove 115 of point-like laser device 120, it is dotted swash
One end of light device 120 is fixed in groove 115.The axis of point-like laser device 120 is overlapped with the axis of ontology 111.In this implementation
In example, point-like laser device 120 is cylinder, and groove 115 is cylinder, the axis and point-like laser device 120, ontology of groove 115
111 axis is overlapped.The depth of groove 115 is less than the length of point-like laser device 120, i.e. the part of point-like laser device 120 is stretched out
Groove 115 is set to the outside of ontology 111.In other embodiments of the invention, can according to need be adjusted it is dotted swash
The shape of light device 120, groove 115, the present invention to it without limitation.
Point-like laser device 120 is equipped with Laser emission mouth 121 far from one end of ontology 111, and laser is from the Laser emission mouth 121
It projects.In order to guarantee that the laser beam of transmitting is overlapped with the axis of clamping portion 113, the axis and point-like laser of Laser emission mouth 121
The axis of device 120 is overlapped.In the present embodiment, point-like laser device 120 is the common apparatus of the art, and the present invention does not do it
It limits.
In actual application, the laser beam of transmitting is it is possible that deviation, in order to reduce deviation, spray gun laser positioning
Device 100 calibrates laser beam using calibration component 130.One end of calibration component 130 pass through ontology 111 and in groove 115
Point-like laser device 120 contact, calibration component 130 optionally moves to the direction close to or far from point-like laser device 120.
Specifically, the side wall of groove 115 is equipped with through-hole 117, calibration component 130 passes through through-hole 117 and supports with point-like laser device 120
It connects.As a kind of implementation, calibration component 130 is laser calibration screw, and 117 inner wall of through-hole is equipped with and matches with laser calibration screw
Internal screw thread.By screwing laser calibration screw, the fine tuning to point-like laser device 120 is realized.In order to improve the accuracy of calibration,
In an embodiment of the present invention, spray gun with laser locating apparatus 100 include the first calibration component 131 and the second calibration component 133, first
The axis of calibration component 131 and the second calibration component 133 is each perpendicular to the axis of point-like laser device 120.First calibration component 131 and second
The axis of calibration component 133 is mutually perpendicular to, i.e. angle between the first calibration component 131 and the second calibration component 133 is 90 degree, can be with
It realizes and is adjusted from position of the horizontal and vertical direction both direction to point-like laser device 120, the calibration of finishing device.
Spray gun laser locating apparatus 100 further includes at least one sealing ring 119, and sealing ring 119 is sheathed on clamping portion
113.When in use, the clamping portion 113 of laser socket 110 is directly connected in the anode nozzle 200 of spray gun, passes through sealing ring
119 are fixed.Point-like laser device 120, laser socket 110 and spray gun anode nozzle 200 keep concentric.When after use,
Laser socket 110 is separated with spray gun.The apparatus structure is simple, easy to use, convenient for disassembly and assembly, registration.
The present invention also provides the spray gun calibration methods of laser locating apparatus 100, including：
Spray gun is packed into the nozzle of spray gun with laser locating apparatus 100；
Apart from the position that Laser emission mouth is pre-determined distance, projection plane is being set, the laser beam of point-like laser device perpendicular to
Projection plane, the spray gun being rotatably dispose on spray gun are enclosed with laser locating apparatus one, projection dot of the laser beam in projection plane
At a locus circle, track diameter of a circle is less than preset value and completes calibration.Otherwise calibration component is adjusted, locus circle satisfaction
It asks.Preferably, pre-determined distance is 5~10m, and preset value is 25~35mm.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment 1
Referring to figure 3., the present embodiment uses spray gun with laser locating apparatus 100 to Oerlikon-Metco company of Switzerland
The high-power single cathode plasma spray gun 300 of O3CP type is positioned.
Point-like laser device 120 is directly loaded in laser socket 110, laser socket 110 is inserted directly into the anode of spray gun
In nozzle 200, the 200 internal diameter 12.5mm of anode nozzle of O3CP type thermal spraying spray gun, 110 straight cutting section outer diameter of laser socket is
12mm is fixed by sealing ring 119.
Calibration method is that select distance positioning device Laser emission mouth 121 apart from the wall for the position 10m be projection plane
E keeps laser beam and wall perpendicular.It can be manually rotated the circle of laser socket 110 1, the subpoint O of laser beam is on projection plane E
Locus circle F is formed, a diameter of G is about 26mm, the alignment requirements less than 30mm.
It is positioned with the spray gun after calibration with laser locating apparatus 100, using spray away from being 1000mm when because of practical spraying,
Therefore the present embodiment positioning accuracy realizes the accurate positioning to spray gun spraying position within 1.3mm.
Embodiment 2
Referring to figure 4., the present embodiment uses the K2 type supersonic speed of spray gun 100 pairs of GTV companies of Germany of laser locating apparatus
Flame gun 400 is positioned.
Point-like laser device 120 is directly loaded in laser socket 110, laser socket 110 is inserted directly into the anode of spray gun
In nozzle 200, the 200 internal diameter 15mm of anode nozzle of K2 type supersonic spray gun, 110 straight cutting section outer diameter of laser socket
14.5mm is fixed by sealing ring 119.
Calibration method is the outer wall selected apart from Laser emission mouth 121 apart from the rectangular galvanized iron sheet pipeline of dedusting for the position 5m
For projection plane E, keep laser beam and pipeline outer wall perpendicular.It can be manually rotated the circle of laser socket 110 1, the subpoint of laser beam
O forms locus circle F on projection plane E, and a diameter of G is about 12mm, the alignment requirements less than 30mm.
It is positioned with the spray gun after calibration with laser locating apparatus 100, using spray away from being 380mm when because of practical spraying,
Therefore the present embodiment positioning accuracy realizes the accurate positioning of spray gun spraying position within 0.5mm.
Embodiment 3
Referring to figure 5., the present embodiment uses the F6 type atmosphere etc. of spray gun 100 pairs of GTV companies of Germany of laser locating apparatus
Ion spray gun 500 is positioned.
Point-like laser device 120 is directly loaded in laser socket 110, laser socket 110 is inserted directly into the anode of spray gun
In nozzle 200, the 200 internal diameter 7mm of anode nozzle of F6 type atmospheric plasma spray gun, 110 straight cutting section outer diameter 6.5mm of laser socket,
It is fixed by sealing ring 119.
Calibration method is that select distance positioning device Laser emission mouth 121 apart from the wall for the position 5m be projection plane E,
Keep laser beam and wall perpendicular.It can be manually rotated the circle of laser socket 110 1, the subpoint O of laser beam shape on projection plane E
At locus circle F, a diameter of G is about 17mm, the alignment requirements less than 30mm.
It is positioned with the spray gun after calibration with laser locating apparatus 100, using spray away from being 120mm when because of practical spraying,
Therefore the present embodiment positioning accuracy realizes the accurate positioning of spray gun spraying position within 0.2mm.
Embodiments described above is a part of the embodiment of the present invention, instead of all the embodiments.Reality of the invention
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
Claims (10)
1. a kind of spray gun laser locating apparatus, which is characterized in that including：
Laser socket, the laser socket include ontology and clamping portion, and one end of the clamping portion and one end of the ontology are solid
Fixed connection, and the axis of the clamping portion is overlapped with the axis of the ontology；
One end of point-like laser device, the point-like laser device is connect with the ontology far from one end of the clamping portion, the point
The axis of shape laser is overlapped with the axis of the ontology；
The point-like laser device far from the ontology one end be equipped with Laser emission mouth, the axis of the Laser emission mouth with it is described
The axis of point-like laser device is overlapped.
2. spray gun laser locating apparatus according to claim 1, which is characterized in that the ontology is close to described dotted sharp
One end of light device is equipped with to be fixed in the groove with the matched groove of point-like laser device, the point-like laser device.
3. spray gun laser locating apparatus according to claim 2, which is characterized in that the spray gun laser locating apparatus
Further include at least one calibration component, one end of the calibration component pass through the ontology and with the point-like laser in the groove
Device contact, the calibration component are optionally moved to the direction close to or far from the point-like laser device.
4. spray gun laser locating apparatus according to claim 3, which is characterized in that the spray gun laser locating apparatus
Including the first calibration component and the second calibration component, the axis of first calibration component and second calibration component is each perpendicular to the point
The axis of shape laser.
5. spray gun laser locating apparatus according to claim 4, which is characterized in that first calibration component and described
The axis of two calibration components is mutually perpendicular to.
6. spray gun laser locating apparatus according to claim 1, which is characterized in that the spray gun laser locating apparatus
It further include at least one sealing ring, the sealing ring is sheathed on the clamping portion.
7. a kind of calibration method of such as spray gun laser locating apparatus as claimed in any one of claims 1 to 6, which is characterized in that
Including：
Projection plane is being set apart from the position that the Laser emission mouth is pre-determined distance, the laser beam of the point-like laser device hangs down
Directly in the projection plane, the spray gun laser locating apparatus being rotatably dispose on spray gun, the laser beam is in the throwing
The subpoint of shadow plane forms a locus circle, and the track diameter of a circle is less than preset value and completes calibration.
8. the calibration method of spray gun laser locating apparatus according to claim 7, which is characterized in that the spray gun, which is used, to swash
Light-seeking device includes calibration component, when the track diameter of a circle is not less than the preset value, adjusts the calibration component and makes
The laser beam is less than the preset value in the track diameter of a circle that the subpoint of the projection plane is formed.
9. the calibration method of spray gun laser locating apparatus according to claim 7, which is characterized in that the pre-determined distance
For 5~10m.
10. the calibration method of spray gun laser locating apparatus according to claim 7, which is characterized in that the preset value
For 25~35mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810721254.0A CN108827153B (en) | 2018-07-03 | 2018-07-03 | Laser positioning device for spray gun and calibration method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810721254.0A CN108827153B (en) | 2018-07-03 | 2018-07-03 | Laser positioning device for spray gun and calibration method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108827153A true CN108827153A (en) | 2018-11-16 |
| CN108827153B CN108827153B (en) | 2020-07-10 |
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ID=64135196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810721254.0A Active CN108827153B (en) | 2018-07-03 | 2018-07-03 | Laser positioning device for spray gun and calibration method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110218964A (en) * | 2019-05-09 | 2019-09-10 | 上海海事大学 | A kind of plasma spraying laser ultrasonic positioning distance measuring device |
| CN112387565A (en) * | 2020-11-12 | 2021-02-23 | 苏州东盛金属表面处理有限公司 | Roller body thermal spraying process convenient for controlling spraying angle |
| CN116000391A (en) * | 2023-01-07 | 2023-04-25 | 中国航空制造技术研究院 | Electro-hydraulic beam processing electrode shadow calibration and adjustment device and method |
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| JP2000282215A (en) * | 1999-03-30 | 2000-10-10 | Nippon Steel Weld Prod & Eng Co Ltd | Method and device for laser assist high speed flame spraying |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110218964A (en) * | 2019-05-09 | 2019-09-10 | 上海海事大学 | A kind of plasma spraying laser ultrasonic positioning distance measuring device |
| CN112387565A (en) * | 2020-11-12 | 2021-02-23 | 苏州东盛金属表面处理有限公司 | Roller body thermal spraying process convenient for controlling spraying angle |
| CN116000391A (en) * | 2023-01-07 | 2023-04-25 | 中国航空制造技术研究院 | Electro-hydraulic beam processing electrode shadow calibration and adjustment device and method |
| CN116000391B (en) * | 2023-01-07 | 2024-06-07 | 中国航空制造技术研究院 | Electro-hydraulic beam processing electrode shadow calibration and adjustment device and method |
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| Publication number | Publication date |
|---|---|
| CN108827153B (en) | 2020-07-10 |
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