CN110001221B - Method and device for detecting code spraying position deviation - Google Patents
Method and device for detecting code spraying position deviation Download PDFInfo
- Publication number
- CN110001221B CN110001221B CN201910287210.6A CN201910287210A CN110001221B CN 110001221 B CN110001221 B CN 110001221B CN 201910287210 A CN201910287210 A CN 201910287210A CN 110001221 B CN110001221 B CN 110001221B
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- code spraying
- marker
- detection
- code
- prefabricated
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- 238000005507 spraying Methods 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 58
- 239000003550 marker Substances 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 7
- 239000000523 sample Substances 0.000 claims description 11
- 238000005498 polishing Methods 0.000 claims description 10
- JKFYKCYQEWQPTM-UHFFFAOYSA-N 2-azaniumyl-2-(4-fluorophenyl)acetate Chemical compound OC(=O)C(N)C1=CC=C(F)C=C1 JKFYKCYQEWQPTM-UHFFFAOYSA-N 0.000 claims description 4
- 229910021612 Silver iodide Inorganic materials 0.000 claims description 4
- 229940045105 silver iodide Drugs 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/46—Applications of alarms, e.g. responsive to approach of end of line
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spray Control Apparatus (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention relates to a method and a device for detecting code spraying position deviation, comprising the following steps: arranging more than one marker on one side of a prefabricated code spraying position of the prefabricated part; adjusting the code spraying position to be consistent with the corresponding prefabricated code spraying position; spraying a marking material on the marker; the detection device analyzes the reflection of the marking material, and an alarm is given out if the deviation exists; and adjusting the code spraying direction of the code spraying head according to the offset condition. Has the advantages that: the marker on one side of the code spraying position of the prefabricated member has a photosensitive function, and the detection part of the detection device detects the photosensitive marker, because the marker is a circular truncated cone or conical bulge, the detection part can identify the offset direction according to the color change of the photosensitive part on the bulge, and further finely adjusts the position of the spray head; because the detection is carried out due to the change of the photosensitive brightness, the difference of the photosensitive brightness is more obvious by the convex structure, and the convex structure is more suitable for workers to identify.
Description
Technical Field
The invention relates to the technical field of code spraying detection, in particular to a method and a device for detecting code spraying position deviation.
Background
The 'code spraying' is used as a verb rather than a noun, and refers to a process of spraying and printing an information code by a code spraying machine, such as spraying and printing a production date, a bar code, a two-dimensional code, a line code and the like on a product package, which are called code spraying. Code spraying is very common at present, and is equivalent to a product 'walking label', representing unique characteristics of the product.
The code spraying can be carried out on a plane, and is similar to paper, printed bags and the like, and also has the code spraying on a cambered surface, and is similar to the code spraying of the production date of beverage cans, the quality of the code spraying effect of the traditional code spraying machine is related to a plurality of factors, such as the temperature and humidity of the similar environment, the quality of ink spraying, the drying speed of ink and the like; the code spraying position of a product is changed once the code spraying position of the product is changed for code spraying of a production line product, so that the code spraying position of the product has deviation, and a deviation correcting device with a detection function is not provided at present, so that the work is seriously influenced, and the monitoring of the code spraying position is always kept, which is the most concerned problem in the code spraying industry at present.
Disclosure of Invention
Therefore, the method and the device for detecting the code spraying position deviation are needed to be provided for solving the problem that the code spraying position deviation rectifying effect of the traditional code spraying machine is not good.
A method for detecting code spraying position deviation comprises the following steps:
arranging at least one marker on one side of a prefabricated code spraying position of the prefabricated part, wherein the marker is of a convex structure;
adjusting the code spraying position to be consistent with the corresponding prefabricated code spraying position;
spraying a marking material on the marker;
the detection device analyzes the reflection of the marking material, and an alarm is given out if the deviation exists;
and adjusting the code spraying direction of the code spraying head according to the offset condition.
Furthermore, the protrusion of the marker is in a circular truncated cone or conical structure.
Furthermore, the number of the bulges is 4, and the bulges are uniformly arranged in the circumferential direction of the prefabricated code spraying position.
Further, the marking material is silver iodide.
A detection device for code spraying position deviation comprises:
the base is provided with a first mounting column and a second mounting column;
the code spraying device is arranged at the upper end of the first mounting column;
the detection device is arranged at the upper end of the second mounting column, and a polishing device is arranged on the detection device;
and the conveying device is arranged at the corresponding front position of the spray head on the code spraying device.
Further, conveyer includes gyro wheel, conveyer belt and link, the link with the base is connected, the conveyer belt cover is located outside the gyro wheel.
Furthermore, the conveying belt is provided with limiting grooves, and the limiting grooves are evenly distributed along the circumferential direction of the movement of the conveying belt.
Furthermore, the detection device is provided with a detection part, and the detection part corresponds to the position of a code spraying prefabricated on the prefabricated member.
Furthermore, one side of the detection part is provided with more than one detection probe.
Furthermore, the number of the detection probes is 4, the position direction of the detection probes corresponds to the markers arranged on the prefabricated member, and the polishing device is arranged in the middle of the detection probes.
The invention solves the defects in the background technology, and has the following beneficial effects:
1. the marker on one side of the code spraying position of the prefabricated member has a photosensitive function, and the detection part of the detection device detects the photosensitive marker, because the marker is a circular truncated cone or conical bulge, the detection part can identify the offset direction according to the color change of the photosensitive part on the bulge, and further finely adjusts the position of the spray head; because the detection is carried out due to the change of the photosensitive brightness, the difference of the photosensitive brightness is more obvious by the convex structure, and the convex structure is more suitable for workers to identify;
2. specifically, when the light irradiates the convex structure, the light facing surface and the backlight surface of the convex structure can show a light-dark boundary line, the light facing surface and the backlight surface respectively correspond to central lines which are collinear, and the extending direction of the line is the offset vector direction. When the marker is sprayed with the marking material, the position offset can be determined by determining the difference value of the covered area and the exposed area of the marker; and superposing the vector direction and the offset to obtain an offset vector. Especially, if the protrusion is a cone-shaped structure, it has more obvious effect on the light and dark boundary.
3. The number of the bulges is four, and the bulges are uniformly distributed in the circumferential direction of the prefabricated code spraying position, so that data obtained by detection of the detection part are four relative data, namely front, rear, left and right data, and thus, the adjustment of the position of the spray head is more convenient;
4. be equipped with the spacing groove on the conveyer belt, the product slides on the spacing groove, so set up, has reduced the error that arouses because of the change of product position itself.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings of the embodiments can be obtained according to the drawings without creative efforts.
Fig. 1 is a flowchart of a method for detecting a position deviation of a code spraying according to an embodiment;
FIG. 2 is an isometric view of a detection device for code-spraying position deviation;
FIG. 3 is a front view of the apparatus for detecting a position deviation of a code spraying position shown in FIG. 2;
FIG. 4 is a rear view of the apparatus for detecting a position deviation of a code spraying position shown in FIG. 2;
FIG. 5 is a schematic view of the operation of the polishing device of the device for detecting the position deviation of the code spraying shown in FIG. 2;
the reference numerals are explained below:
10. a base; 110. a first mounting post; 120. a second mounting post;
20. a code spraying device;
30. a detection device; 310. a detection unit; 320. a polishing device;
40. a conveying device; 410. a roller; 420. a conveyor belt; 430. a connecting frame; 440. a limiting groove.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "inner", "outer", "left", "right" and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
As shown in fig. 1 to 4, the present invention provides a method for detecting a position offset of a code spraying, including: arranging at least one marker on one side of a prefabricated code spraying position of the prefabricated part, wherein the marker is of a convex structure; adjusting the code spraying position to be consistent with the corresponding prefabricated code spraying position; spraying a marking material on the marker; the detection device 30 analyzes the reflection of the marking material and gives an alarm if there is a deviation; and adjusting the code spraying direction of the code spraying head according to the offset condition.
Specifically, the marker is arranged in a convex structure, and the protrusion is arranged in a circular truncated cone or conical shape; the number of the bulges is 4, and the bulges are uniformly arranged in the circumferential direction of the prefabricated code spraying position; the marking material is silver iodide;
it can be understood that the marker is a protrusion, and the protrusion is sprayed with a marker material, so that when the detection device 30 performs illumination detection on the protrusion, the front, back, left and right reflection conditions on the protrusion are different, if the code spraying position is deviated, the reflection conditions on the marker displayed at the code spraying position at the deviated position are different, so that the detection device 30 cannot identify the preset position, and the result that the code spraying position is deviated is obtained; if the position similar to the code spraying position deviates a little forward, the brightness of the position of the corresponding bulge, at which the top part moves forward, can be lightened, and the deviation can be corrected only by moving the spray head of the code spraying machine backwards a little; similarly, the fine adjustment can be carried out in the case of the raised brightness at the front, the back, the left and the right.
It is understood that in other embodiments, the shape of the protrusion may be a square, a rectangle, a circular truncated cone, or the like, as long as a great difference between the front and rear brightness is obtained; the specific photosensitive material is silver iodide in this embodiment, but in other embodiments, the photosensitive effect of the material is obviously consistent with that which can be clearly observed by normal human eyes.
As shown in fig. 2 to 4, the present invention provides a device for detecting a position deviation of a code spraying, including: the base 10 is provided with a first mounting column 110 and a second mounting column 120; the code spraying device 20 is arranged at the upper end of the first mounting column 110, and the code spraying device 20 is arranged at the upper end of the first mounting column 110; the detection device 30 is arranged at the upper end of the second mounting column 120, and the polishing device 320 is arranged on the detection device 30; the conveying device 40 is arranged at the front position corresponding to the spray head on the code spraying device 20. It can be understood that, if the bright-dark intersection line formed by the polishing device 320 for the protrusion is in a normal state, that is, the position of the preform is not shifted, but once the polishing device 320 polishes the protrusion, a intersection line inconsistent with the initial bright-dark intersection line is generated, it is most visually observed that the size of the shadow area of the protrusion backlight is changed obviously, so that the polishing device 320 can be adjusted according to the condition of the bright-dark intersection line, and the shifted bright-dark intersection line is adjusted to be in a state of being collinear with the initial bright-dark intersection line.
Specifically, the conveying device 40 includes a roller 410, a conveyor belt 420 and a connecting frame 430, the connecting frame 430 is connected with the base 10, and the conveyor belt 420 is sleeved outside the roller 410; the conveyor belt 420 is provided with limiting grooves 440, and the limiting grooves 440 are uniformly distributed along the movement circumferential direction of the conveyor belt 420;
it can be understood that the arrangement of the limit groove 440 limits the moving direction of the prefabricated member, so that the spraying effect is free from errors caused by the change of the placement position of the product, and the accuracy of code spraying is improved.
Specifically, the detection device 30 is provided with a detection part, and the detection part is arranged corresponding to a code spraying position prefabricated on the prefabricated member; more than one detection probe 310 is arranged on one side of the detection part; the number of the detection probes 310 is 4, and the position direction of the detection probes 310 is arranged corresponding to the markers arranged on the prefabricated member; the number and the detection positions of the detection parts correspond to those of the markers, so that the detection effect is good; the prefabricated member can be detected after code spraying, and if the positions detected by the detection part are matched, the next link of work is directly carried out; if the data detected by the detection unit deviates from the predetermined data, the detection device 30 will issue an alarm to stop the code spraying and adjust the position of the nozzle.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (5)
1. A method for detecting code spraying position deviation is characterized by comprising the following steps:
arranging at least one marker on one side of a prefabricated code spraying position of a prefabricated part, wherein the marker is of a convex structure, and the protrusion of the marker is of a circular truncated cone or conical structure;
adjusting the code spraying position to be consistent with the corresponding prefabricated code spraying position;
spraying a marking material on the marker;
the detection device analyzes the reflection of the marking material, and an alarm is given out if the deviation exists;
adjusting the code spraying direction of the code spraying head according to the offset condition;
when illumination light irradiates the protrusion, a light-facing surface and a backlight surface of the protrusion can show a light-dark boundary line, the light-facing surface and the backlight surface respectively correspond to a central line, the light-facing surface and the backlight surface are collinear, and the extending direction of the line is the offset vector direction;
determining the offset of the position by determining the difference value of the covered area and the exposed area of the marker when the marker is sprayed with the marker material;
superposing the vector direction and the offset to obtain an offset vector;
the number of the bulges is 4, and the bulges are uniformly arranged in the circumferential direction of the prefabricated code spraying position;
the marking material is silver iodide.
2. The apparatus for detecting a position deviation of a code-sprayed code according to claim 1, comprising:
the base is provided with a first mounting column and a second mounting column;
the code spraying device is arranged at the upper end of the first mounting column;
the detection device is arranged at the upper end of the second mounting column, and a polishing device is arranged on the detection device;
the conveying device is arranged at the position, corresponding to the front part, of the spray head on the code spraying device;
the conveying device comprises a roller, a conveying belt and a connecting frame, the connecting frame is connected with the base, and the conveying belt is sleeved outside the roller;
the conveying belt is provided with limiting grooves, and the limiting grooves are evenly distributed along the movement circumferential direction of the conveying belt.
3. The device for detecting the positional deviation of a code-sprayed product according to claim 2, wherein the detection device is provided with a detection portion, and the detection portion is provided corresponding to a code-sprayed product position prefabricated on the preform.
4. The apparatus according to claim 3, wherein more than one detection probe is provided on one side of the detection unit.
5. The device for detecting the position deviation of the sprayed code according to claim 4, wherein the number of the detection probes is 4, the position direction of the detection probes is arranged corresponding to the markers arranged on the prefabricated member, and the polishing device is arranged in the middle of the detection probes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910287210.6A CN110001221B (en) | 2019-04-11 | 2019-04-11 | Method and device for detecting code spraying position deviation |
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| CN201910287210.6A CN110001221B (en) | 2019-04-11 | 2019-04-11 | Method and device for detecting code spraying position deviation |
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| CN110001221B true CN110001221B (en) | 2021-04-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110953989B (en) * | 2019-12-09 | 2021-07-30 | 青岛歌尔微电子研究院有限公司 | Method, device, equipment and medium for measuring product mark position deviation |
| CN117358615B (en) * | 2023-10-08 | 2024-04-30 | 南京三隆包装有限公司 | Automatic code-spraying printing defect detection method and system |
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| CN1672952A (en) * | 2004-03-26 | 2005-09-28 | 富士胶片株式会社 | Apparatus for and method of detecting a printed state |
| CN207000962U (en) * | 2017-08-07 | 2018-02-13 | 漳州明成食品有限公司 | A kind of packaging bag coding and detection means |
| CN207366475U (en) * | 2017-09-28 | 2018-05-15 | 蚌埠金黄山凹版印刷有限公司 | A kind of relief pattern Online Video detection device |
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| CN1495540B (en) * | 2002-09-20 | 2010-08-11 | Asml荷兰有限公司 | Alignment system of photoetching system utilizing at least two wavelengths and its method |
| TWI271602B (en) * | 2004-03-31 | 2007-01-21 | Fujifilm Corp | A correcting method and an exposure method of exposure device, and an exposure device |
| DE502007000757D1 (en) * | 2007-09-19 | 2009-07-02 | Roche Diagnostics Gmbh | Marking method for reject marking of test elements |
| CN201689059U (en) * | 2010-05-19 | 2010-12-29 | 山东明佳包装检测科技有限公司 | Device for detecting character-printing quality on PET bottles |
| CN201746106U (en) * | 2010-06-04 | 2011-02-16 | 吴仲明 | Equipment used for automatic dividing and paper opening as well as spray printing of anti-counterfeiting anti-channel conflict system of bound printed matter |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1672952A (en) * | 2004-03-26 | 2005-09-28 | 富士胶片株式会社 | Apparatus for and method of detecting a printed state |
| CN207000962U (en) * | 2017-08-07 | 2018-02-13 | 漳州明成食品有限公司 | A kind of packaging bag coding and detection means |
| CN207366475U (en) * | 2017-09-28 | 2018-05-15 | 蚌埠金黄山凹版印刷有限公司 | A kind of relief pattern Online Video detection device |
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Application publication date: 20190712 Assignee: Huaian Lingmei Technology Co.,Ltd. Assignor: Jiangsu electronic information Vocational College Contract record no.: X2021320010013 Denomination of invention: Detection method and device for offset of inkjet position Granted publication date: 20210402 License type: Common License Record date: 20210622 |
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Effective date of registration: 20231102 Address after: Room 2202, 22 / F, Wantong building, No. 3002, Sungang East Road, Sungang street, Luohu District, Shenzhen City, Guangdong Province Patentee after: Shenzhen dragon totem technology achievement transformation Co.,Ltd. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20231102 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 223003 No. 3, Meicheng Road, economic and Technological Development Zone, Huai'an City, Jiangsu Province Patentee before: Jiangsu electronic information Vocational College |