CN108355861A - A kind of powder thickness detection spray painting control method and device based on heat wave - Google Patents
A kind of powder thickness detection spray painting control method and device based on heat wave Download PDFInfo
- Publication number
- CN108355861A CN108355861A CN201810485960.XA CN201810485960A CN108355861A CN 108355861 A CN108355861 A CN 108355861A CN 201810485960 A CN201810485960 A CN 201810485960A CN 108355861 A CN108355861 A CN 108355861A
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- China
- Prior art keywords
- wave
- workpiece
- processor
- heat wave
- heat
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- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 239000000843 powder Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000007592 spray painting technique Methods 0.000 title claims description 9
- 239000007921 spray Substances 0.000 claims abstract description 27
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 238000012360 testing method Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000012935 Averaging Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 229940098458 powder spray Drugs 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/084—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to condition of liquid or other fluent material already sprayed on the target, e.g. coating thickness, weight or pattern
Abstract
The powder thickness that the invention discloses a kind of based on heat wave detects spraying method method and device, in the technical program, passes through thermal wave detection powder thickness, calculate the average value that there emerged a region, according to the difference of average value, the distance of spray gun is controlled, to ensure the good result of spraying.
Description
Technical field
The present invention relates to powder spray fields, more particularly, to a kind of powder thickness detection spraying control based on heat wave
Method and device processed.
Background technology
At present in powder spray field, not to carrying out powder thickness detection after dusty spray, but wait workpiece solid
The detection for carrying out film thickness after the completion of changing again, is unfavorable for effective real time correction spray parameters in this way.
Invention content
Present invention aim to address said one or multiple defects, propose a kind of powder thickness detection spray based on heat wave
Apply control method and device.
To realize the above goal of the invention, the technical solution adopted is that：
A kind of powder thickness detection spray painting control method based on heat wave, includes the following steps：
S1：System initialization has simultaneously detected whether workpiece, if then carrying out step S2, otherwise carries out step S9；
S2：The location of workpiece is recorded by encoder；
S3：It is sprayed using spray gun；
S4：Judge whether that spraying is completed, otherwise result carries out step S3 to be to carry out step S5：
S5：Thermal wave detection is carried out by thermal wave detection instrument；
S6：Processor passes through phase calculation thickness；
S7：Processor calculates each region averages；
S8：Adjustment torch parameters simultaneously terminate spraying operation.
Preferably, which is characterized in that the location of workpiece is recorded by encoder in the step S2 and is as follows：
One piece of workpiece is opened up in system processor apart from address, and is stored in the address each spray gun to laser scanner
Distance, i.e. workpiece distance.In addition the distance between one piece of storage address, storage laser scanner to thermal wave detection instrument are opened up,
That is heat wave distance.When there is workpiece to enter laser scanner, that is, distance operation is triggered, which believed based on encoder pulse
Number carry out, when the workpiece distance be equal to zero when, i.e., workpiece is close to spray gun；When heat wave distance is equal to zero, i.e., workpiece leans on near-thermal
Wave detector.
Preferably, thermal wave detection is carried out by thermal wave detection instrument in the step S5 to be as follows：
When workpiece close to when, by thermal wave detection instrument, send heat wave signal and reach workpiece surface, heat wave will produce in coating surface
Diffusing reflection, and radiation is generated, it realizes and film thickness is detected by detecting back wave and radiated wave.
Preferably, processor is as follows by phase calculation thickness in the step S6：
Detector processor receives the reflected back wave of workpiece surface and radiated wave, by comparing transmitting heat wave and radiant heat
The phase bit comparison of wave can obtain the heat wave phase difference value of film thickness, and the thickness of membrane can be obtained by being converted to thickness data.
Preferably, processor calculates each region averages and is as follows in the step S7：
The film layer thickness data fed back according to thermal wave detection instrument, processor keep in these data, and according to test point come into
Row grouping preserves.Then processor is asked by averaging to each test point, and to the electric data of all detections
Average value, and average value and layer thickness distribution point data are sent on touch screen and shown.
A kind of powder thickness detection spraying control device based on heat wave, including thermal wave detection instrument, touch modules, coding
Device, processor and spray gun；Wherein thermal wave detection instrument, touch modules, encoder and spray gun are connect with processor.
Preferably, the touch-control module is touch screen.
Preferably, the spray gun is multiple, and multiple spray guns are connect with processor respectively.
Preferably, the processing is PLC controller.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention proposes a kind of method using thermal wave detection, i.e. photo-thermal method, realizes the measurement of coating thickness, and according to the survey
Thickness is measured, feedback all control systems adjust corresponding spray parameters, to reach real-time control spray parameters, ensure product matter
The effect of amount.
Description of the drawings
Fig. 1 is the flow chart of the present invention；
Fig. 2 is the schematic diagram of the device of the invention.
Specific implementation mode
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；
Below in conjunction with drawings and examples, the present invention is further elaborated.
Embodiment 1
A kind of powder thickness detection spray painting control method based on heat wave, referring to FIG. 1, including the following steps：
S1：System initialization has simultaneously detected whether workpiece, if then carrying out step S2, otherwise carries out step S9；
S2：The location of workpiece is recorded by encoder；
S3：It is sprayed using spray gun；
S4：Judge whether that spraying is completed, otherwise result carries out step S3 to be to carry out step S5：
S5：Thermal wave detection is carried out by thermal wave detection instrument；
S6：Processor passes through phase calculation thickness；
S7：Processor calculates each region averages；
S8：Adjustment torch parameters simultaneously terminate spraying operation.
The location of workpiece is recorded in the present embodiment, in the step S2 by encoder to be as follows：
One piece of workpiece is opened up in system processor apart from address, and is stored in the address each spray gun to laser scanner
Distance, i.e. workpiece distance.In addition the distance between one piece of storage address, storage laser scanner to thermal wave detection instrument are opened up,
That is heat wave distance.When there is workpiece to enter laser scanner, that is, distance operation is triggered, which believed based on encoder pulse
Number carry out, when the workpiece distance be equal to zero when, i.e., workpiece is close to spray gun.When heat wave distance is equal to zero, i.e., workpiece leans on near-thermal
Wave detector.
Thermal wave detection is carried out in the present embodiment, in the step S5 by thermal wave detection instrument to be as follows：
When workpiece close to when, by thermal wave detection instrument, send heat wave signal and reach workpiece surface, heat wave will produce in coating surface
Diffusing reflection, and radiation is generated, it realizes and film thickness is detected by detecting back wave and radiated wave.
In the present embodiment, processor is as follows by phase calculation thickness in the step S6：
Detector processor receives the reflected back wave of workpiece surface and radiated wave, by comparing transmitting heat wave and radiant heat
The phase bit comparison of wave can obtain the heat wave phase difference value of film thickness, and the thickness of membrane can be obtained by being converted to thickness data.
In the present embodiment, processor calculates each region averages and is as follows in the step S7：
The film layer thickness data fed back according to thermal wave detection instrument, processor keep in these data, and according to test point come into
Row grouping preserves.Then processor is asked by averaging to each test point, and to the electric data of all detections
Average value, and average value and layer thickness distribution point data are sent on touch screen and shown.
A kind of powder thickness detection spraying control device based on heat wave, referring to FIG. 2, including thermal wave detection instrument, touching
Module, encoder, processor and spray gun；Wherein thermal wave detection instrument, touch modules, encoder and spray gun are connect with processor.
In the present embodiment, the touch-control module is touch screen.
In the present embodiment, the spray gun is multiple, and multiple spray guns are connect with processor respectively.
In the present embodiment, the processing is PLC controller.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement etc., should be included in the claims in the present invention made by within the spirit and principle of invention
Protection domain within.
Claims (9)
1. a kind of powder thickness based on heat wave detects spray painting control method, which is characterized in that include the following steps：
S1：System initialization has simultaneously detected whether workpiece, if then carrying out step S2, otherwise carries out step S9；
S2：The location of workpiece is recorded by encoder；
S3：It is sprayed using spray gun；
S4：Judge whether that spraying is completed, otherwise result carries out step S3 to be to carry out step S5：
S5：Thermal wave detection is carried out by thermal wave detection instrument；
S6：Processor passes through phase calculation thickness；
S7：Processor calculates each region averages；
S8：Adjustment torch parameters simultaneously terminate spraying operation.
2. a kind of powder thickness based on heat wave according to claim 1 detects spray painting control method, which is characterized in that institute
It states in step S2 and is as follows by the encoder record location of workpiece：
One piece of workpiece is opened up in system processor apart from address, and is stored in the address each spray gun to laser scanner
Distance, i.e. workpiece distance；In addition the distance between one piece of storage address, storage laser scanner to thermal wave detection instrument are opened up,
That is heat wave distance；When there is workpiece to enter laser scanner, that is, distance operation is triggered, which believed based on encoder pulse
Number carry out, when the workpiece distance be equal to zero when, i.e., workpiece is close to spray gun；When heat wave distance is equal to zero, i.e., workpiece leans on near-thermal
Wave detector.
3. a kind of powder thickness based on heat wave according to claim 1 detects spray painting control method, which is characterized in that institute
It states in step S5 and is as follows by thermal wave detection instrument progress thermal wave detection：
When workpiece close to when, by thermal wave detection instrument, send heat wave signal and reach workpiece surface, heat wave will produce in coating surface
Diffusing reflection, and radiation is generated, it realizes and film thickness is detected by detecting back wave and radiated wave.
4. a kind of powder thickness based on heat wave according to claim 1 detects spray painting control method, which is characterized in that institute
Processor in step S6 is stated to be as follows by phase calculation thickness：
Detector processor receives the reflected back wave of workpiece surface and radiated wave, by comparing transmitting heat wave and radiant heat
The phase bit comparison of wave can obtain the heat wave phase difference value of film thickness, and the thickness of membrane can be obtained by being converted to thickness data.
5. a kind of powder thickness based on heat wave according to claim 1 detects spray painting control method, which is characterized in that institute
It states processor in step S7 and calculates each region averages and be as follows：
The film layer thickness data fed back according to thermal wave detection instrument, processor keep in these data, and according to test point come into
Row grouping preserves；Then processor is asked by averaging to each test point, and to the electric data of all detections
Average value, and average value and layer thickness distribution point data are sent on touch screen and shown.
6. a kind of powder thickness based on heat wave detects spraying control device, which is characterized in that including thermal wave detection instrument, touch mould
Block, encoder, processor and spray gun；Wherein thermal wave detection instrument, touch modules, encoder and spray gun are connect with processor.
7. a kind of powder thickness based on heat wave according to claim 6 detects spraying control device, which is characterized in that institute
It is touch screen to state touch-control module.
8. a kind of powder thickness based on heat wave according to claim 6 detects spraying control device, which is characterized in that institute
It is multiple to state spray gun, and multiple spray guns are connect with processor respectively.
9. a kind of powder thickness based on heat wave according to claim 6 detects spraying control device, which is characterized in that institute
It is PLC controller to state processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810485960.XA CN108355861A (en) | 2018-05-21 | 2018-05-21 | A kind of powder thickness detection spray painting control method and device based on heat wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810485960.XA CN108355861A (en) | 2018-05-21 | 2018-05-21 | A kind of powder thickness detection spray painting control method and device based on heat wave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108355861A true CN108355861A (en) | 2018-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201810485960.XA Pending CN108355861A (en) | 2018-05-21 | 2018-05-21 | A kind of powder thickness detection spray painting control method and device based on heat wave |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499796A (en) * | 2018-12-20 | 2019-03-22 | 广州帆智能自动化设备有限公司 | A kind of coat thickness detection device and its paint finishing and spray painting control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2519139A1 (en) * | 1981-12-29 | 1983-07-01 | Chugai Ro Kogyo Kaisha Ltd | APPARATUS FOR MEASURING THE THICKNESS OF A PAINT COATING |
| US4513384A (en) * | 1982-06-18 | 1985-04-23 | Therma-Wave, Inc. | Thin film thickness measurements and depth profiling utilizing a thermal wave detection system |
| GB9906399D0 (en) * | 1999-03-20 | 1999-05-12 | C A Technology Limited | Coating thickness measurement by remote non-contact method |
| CN102393370A (en) * | 2011-11-08 | 2012-03-28 | 中国科学院上海光学精密机械研究所 | Measuring device and measuring method for film photo-thermal property |
| CN106166523A (en) * | 2016-03-25 | 2016-11-30 | 江苏信息职业技术学院 | Application reciprocating engine control system and control method |
-
2018
- 2018-05-21 CN CN201810485960.XA patent/CN108355861A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2519139A1 (en) * | 1981-12-29 | 1983-07-01 | Chugai Ro Kogyo Kaisha Ltd | APPARATUS FOR MEASURING THE THICKNESS OF A PAINT COATING |
| US4513384A (en) * | 1982-06-18 | 1985-04-23 | Therma-Wave, Inc. | Thin film thickness measurements and depth profiling utilizing a thermal wave detection system |
| GB9906399D0 (en) * | 1999-03-20 | 1999-05-12 | C A Technology Limited | Coating thickness measurement by remote non-contact method |
| CN102393370A (en) * | 2011-11-08 | 2012-03-28 | 中国科学院上海光学精密机械研究所 | Measuring device and measuring method for film photo-thermal property |
| CN106166523A (en) * | 2016-03-25 | 2016-11-30 | 江苏信息职业技术学院 | Application reciprocating engine control system and control method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499796A (en) * | 2018-12-20 | 2019-03-22 | 广州帆智能自动化设备有限公司 | A kind of coat thickness detection device and its paint finishing and spray painting control method |
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Application publication date: 20180803 |
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