CN109284649B - Code scanning device for PCB - Google Patents
Code scanning device for PCB Download PDFInfo
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- CN109284649B CN109284649B CN201811251093.XA CN201811251093A CN109284649B CN 109284649 B CN109284649 B CN 109284649B CN 201811251093 A CN201811251093 A CN 201811251093A CN 109284649 B CN109284649 B CN 109284649B
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- light source
- array camera
- linear array
- assembly
- code scanning
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- 230000001105 regulatory effect Effects 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010329 laser etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10712—Fixed beam scanning
- G06K7/10722—Photodetector array or CCD scanning
- G06K7/10732—Light sources
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10792—Special measures in relation to the object to be scanned
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, prisms
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
- G06K7/1417—2D bar codes
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Image Input (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention provides a code scanning device of a PCB (printed Circuit Board), which comprises an upper code scanning device, a lower code scanning device and a rack, wherein the upper code scanning device is arranged at the upper part of the rack; the lower code scanning device is arranged at the lower part of the frame; the upper code scanning device comprises an upper linear array camera assembly and an upper linear light source assembly, the upper linear array camera assembly is arranged on the upper portion of the frame, the upper linear light source assembly is arranged on the upper linear array camera assembly, the upper linear array camera assembly comprises an upper linear array camera and an upper linear array camera adjusting assembly, the upper linear array camera adjusting assembly is arranged on the upper linear array camera assembly, and the upper linear array camera adjusting assembly can adjust the left and right positions and the upper and lower positions of the upper linear array camera. The invention not only solves the problem that the code scanning is needed by manpower in the prior art, but also adopts the mechanical code scanning, the code scanning speed is faster than that of manpower, the labor intensity of workers is reduced, the scattered light source of the linear light source has uniform and sufficient brightness, and the recognition rate of a camera is greatly improved.
Description
Technical Field
The invention relates to the field of code scanning, in particular to a code scanning device for a PCB.
Background
The two-dimensional code is a pattern with black and white alternately distributed on a plane (in a two-dimensional direction) according to a certain rule by using a certain specific geometric figure, and is used for recording data symbol information. The two-dimensional code is widely applied to the fields of Internet of things, payment and the like, and meanwhile, when enterprises manufacture products at present, the two-dimensional code is generally printed on each manufactured product for recording and tracking information of the product, so that the management is convenient. The two-dimensional code can be arranged on each PCB, and is equivalent to the ID of each PCB. The code scanning in the prior art, at first the PCB board is carried forward through the conveyer belt, then the workman stands in one side of conveyer belt, holds the scanning rifle and aims at the two-dimensional code on the PCB board and sweep the code, but still need the workman when some two-dimensional code set up at the back of PCB board, sweep the code again after overturning the PCB board to lead to scanning speed slow, artificial intensity of labour can be very big moreover.
In addition, in the prior art, a two-dimensional code scanning device is adopted to scan the code, but when the two-dimensional code scanning device scans the two-dimensional code, the two-dimensional code information of different positions in the whole two-dimensional code array is identified by photographing the two-dimensional code once by using a scanning camera with fixed positions, and the two-dimensional code for recording and tracking product information is usually generated on a metal surface with good surface gloss by adopting a laser etching method.
Disclosure of Invention
The invention aims to provide a code scanning device for a PCB, which can effectively solve the problems that in the prior art, manual code scanning is needed, the code scanning speed is low, the brightness of a scattered light source is insufficient, and the recognition rate is low.
In order to achieve the above object, the present invention provides the following technical solutions:
the code scanning device of the PCB comprises an upper code scanning device, a lower code scanning device and a frame, wherein the upper code scanning device is arranged at the upper part of the frame and is used for scanning two-dimension codes on the upper surface of the PCB; the lower code scanning device is arranged at the lower part of the rack and is used for scanning the two-dimensional codes on the lower surface of the PCB; the upper code scanning device comprises an upper linear array camera assembly and an upper linear array light source assembly, the upper linear array camera assembly is mounted on the upper portion of the frame, the upper linear array light source assembly is mounted on the upper linear array camera assembly, the upper linear array camera assembly comprises an upper linear array camera and an upper linear array camera adjusting assembly, the upper linear array camera adjusting assembly is mounted on the upper linear array camera assembly, the upper linear array camera adjusting assembly can adjust the left, right, upper and lower positions of the upper linear array camera, the upper linear array light source assembly comprises an upper linear light source and an upper linear light source adjusting assembly, the upper linear light source is mounted on the upper linear light source adjusting assembly, the upper linear light source adjusting assembly can adjust the light source irradiation angle of the upper linear light source, the upper linear light source comprises a first section of light source, a second section of light source and a third section of light source, and the first section of light source, the second section of light source and the third section of light source can respectively and independently adjust brightness.
Go up linear array camera adjusting part and include first regulating plate, first guide rail, first mounting panel, first locating piece and first locating seat, first locating seat is installed in the frame, first locating piece is installed on first regulating plate, first regulating plate is installed through first locating piece and first locating seat cooperation, first guide rail is installed on first regulating plate, first mounting panel is installed on first guide rail, and can be on first guide rail side-to-side movement, go up linear array camera and install on first mounting panel.
The linear light source adjusting assembly comprises a first rotating shaft seat, a first rotating shaft, a first rotating arm, a first connecting rod and a first connecting seat, wherein the first rotating shaft seat is arranged at the lower end of a first adjusting plate, the first rotating shaft is rotatably arranged at the back of the first rotating shaft seat, the first rotating arms are respectively arranged at the left end and the right end of the first rotating shaft, the linear light source is arranged on the first rotating arm, the upper end of the first connecting rod is arranged at the middle part of the first adjusting plate through the first connecting seat, the lower end of the first connecting rod is connected with the first rotating arm, and the first connecting rod can drive the first rotating arm to rotate around the first rotating shaft so as to adjust the light source irradiation angle of the linear light source.
The lower code scanning device comprises a lower linear array camera assembly and a lower linear light source assembly, the lower linear array camera assembly is arranged at the lower part of the frame, the lower linear light source assembly is arranged on the lower linear array camera assembly, the lower linear array camera assembly comprises a lower linear array camera and a lower linear array camera adjusting assembly, the lower linear array camera adjusting assembly is arranged on the lower linear array camera assembly, the lower linear array camera adjusting assembly can adjust the left and right positions and the upper and lower positions of the lower linear array camera, the lower linear light source assembly comprises a lower linear light source and a lower linear light source adjusting assembly, the lower linear light source is arranged on the lower linear light source adjusting assembly, the lower linear light source adjusting assembly can adjust the light source irradiation angle of the lower linear light source, the lower linear light source comprises a fourth section light source, a fifth section light source and a sixth section light source, and the fourth section light source, the fifth section light source and the sixth section light source can respectively and independently adjust the brightness.
The lower linear array camera adjusting assembly comprises a second adjusting plate, a second guide rail, a second mounting plate, a second positioning block and a second positioning seat, wherein the second positioning seat is arranged on the frame, the second positioning block is arranged on the second adjusting plate, the second adjusting plate is matched with the second positioning seat through the second positioning block, the second guide rail is arranged on the second adjusting plate, the second mounting plate is arranged on the second guide rail and can move left and right on the second guide rail, and the lower linear array camera is arranged on the second mounting plate.
The lower line type light source adjusting assembly comprises a second rotating shaft seat, a second rotating shaft, a second rotating arm, a second connecting rod and a second connecting seat, wherein the second rotating shaft seat is arranged at the lower end of a second adjusting plate, the second rotating shaft is rotatably arranged at the back of the second rotating shaft seat, the second rotating arms are respectively arranged at the left end and the right end of the second rotating shaft, a lower line type light source is arranged on the second rotating arm, the lower end of the second connecting rod is arranged at the middle part of the second adjusting plate through the second connecting seat, the upper end of the second connecting rod is connected with the second rotating arm, the second connecting rod is connected with the second connecting seat through threads, and the second connecting rod can drive the second rotating arm to rotate around the second rotating shaft, so that the light source irradiation angle of the lower line type light source is adjusted.
The beneficial effects of the invention are as follows:
compared with the prior art, the invention has the following beneficial effects: 1. by arranging the upper code scanning device and the lower code scanning device, double-sided code scanning of the PCB can be realized, the code scanning of the other side of the PCB is not required to be performed by turning after one side of the PCB is scanned, and the code scanning speed is improved; 2. the upper linear light source assembly is arranged on the upper linear camera assembly, so that the irradiation angle of the upper linear light source assembly is adjusted at first, the irradiation angle of the light source is not influenced when the upper linear camera is adjusted left and right, and the light source is not required to be adjusted for a plurality of times again; 3. the invention can realize the adjustment of the irradiation angle of the upper line type light source by arranging the upper line type light source adjusting component, is very convenient to adjust, and only needs to rotate the upper end of the first connecting rod, thereby driving the first rotating arm to rotate around the first rotating shaft, and the first swinging arm can drive the upper line type light source to rotate to adjust the incident angle; 4. the upper line type light source is composed of the first section light source, the second section light source and the third section light source, and the brightness of each section light source can be independently regulated, so that the problems that the middle part of the light source is bright and the two sides of the light source are dark due to the fact that only an independent dome light source is adopted in the prior art can be solved, the brightness of the first section light source and the brightness of the third section light source can be regulated, the second section light source in the middle does not need to be regulated to be bright, the brightness of the whole upper line type light source irradiated on a two-dimensional code is uniform, and the recognition rate of an upper line type camera can be improved.
In summary, the invention not only solves the problem that the code scanning is needed manually in the prior art, but also adopts the mechanical code scanning, the code scanning speed is faster than that of manual work, the labor intensity of workers is reduced, the scattered light source of the linear light source is uniform and sufficient in brightness, and the recognition rate of a camera is greatly improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of the structure of the upper scan device of the present invention;
fig. 3 is a schematic structural diagram of a lower code scanning device of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1 to 3, a code scanning device of a PCB board comprises an upper code scanning device, a lower code scanning device and a frame 9, wherein the upper code scanning device is installed at the upper part of the frame 9 and is used for scanning two-dimensional codes on the upper surface of the PCB board; the lower code scanning device is arranged at the lower part of the frame 9 and is used for scanning the two-dimensional codes on the lower surface of the PCB; the upper scanning device comprises an upper linear array camera assembly and an upper linear light source assembly, the upper linear array camera assembly is arranged on the upper portion of a rack 9, the upper linear array light source assembly is arranged on the upper linear array camera assembly, the upper linear array camera assembly comprises an upper linear array camera 1 and an upper linear array camera adjusting assembly 2, the upper linear array camera adjusting assembly 2 is arranged on the upper linear array camera assembly 1, the upper linear array camera adjusting assembly 2 can adjust the left and right positions and the upper and lower positions of the upper linear array camera 1, the upper linear light source assembly comprises an upper linear light source 3 and an upper linear light source adjusting assembly 4, the upper linear light source 3 is arranged on the upper linear light source adjusting assembly 4, the upper linear light source adjusting assembly 4 can adjust the light source irradiation angle of the upper linear light source 3, the upper linear light source 3 comprises a first section light source 31, a second section light source 32 and a third section light source 33, and the first section light source 31, the second section light source 32 and the third section light source 33 can respectively and independently adjust the brightness.
The adjusting embodiment of the upper line type light source 3, wherein the first section light source 31, the second section light source 32 and the third section light source 33 respectively have 256 brightness steps, wherein the first section light source 31 and the third section light source 33 can be adjusted to 180 brightness, and the middle second section light source 32 is adjusted to 120 brightness, so that the condition that the upper line type light source 3 is bright in the middle and dark on two sides can be overcome, and the light source irradiated by the upper line type light source 3 is ensured to be uniform and bright enough. And the lower line type light source 3 is adjusted the same as the upper line type light source 7.
The upper linear array camera adjusting assembly 2 comprises a first adjusting plate 21, a first guide rail 22, a first mounting plate 23, a first positioning block 24 and a first positioning seat 25, wherein the first positioning seat 25 is mounted on the frame 9, the first positioning block 24 is mounted on the first adjusting plate 21, the first adjusting plate 21 is mounted in cooperation with the first positioning seat 25 through the first positioning block 24, the first guide rail 22 is mounted on the first adjusting plate 21, the first mounting plate 23 is mounted on the first guide rail 22 and can move left and right on the first guide rail 22, and the upper linear array camera 1 is mounted on the first mounting plate 23.
The linear light source adjusting component 4 comprises a first rotating shaft seat 41, a first rotating shaft 42, a first rotating arm 43, a first connecting rod 44 and a first connecting seat 45, wherein the first rotating shaft seat 41 is installed at the lower end of the first adjusting plate 21, the first rotating shaft 42 is rotatably installed at the back of the first rotating shaft 42 seat, the first rotating arm 43 is respectively installed at the left end and the right end of the first rotating shaft 42, the linear light source 3 is installed on the first rotating arm 43, the upper end of the first connecting rod 44 is installed at the middle part of the first adjusting plate 21 through the first connecting seat 45, the lower end of the first connecting rod 44 is connected with the first rotating arm 43, the first connecting rod 44 is connected with the first connecting seat 45 through threads, and the first rotating arm 43 can be driven to rotate around the first rotating shaft 42, so that the light source irradiation angle of the linear light source 3 is adjusted.
The lower code scanning device comprises a lower linear array camera assembly and a lower linear light source assembly, the lower linear array camera assembly is arranged at the lower part of the frame, the lower linear array light source assembly is arranged on the lower linear array camera assembly, the lower linear array camera assembly comprises a lower linear array camera 5 and a lower linear array camera adjusting assembly 6, the lower linear array camera adjusting assembly 6 is arranged on the lower linear array camera assembly 5, the lower linear array camera adjusting assembly 6 can adjust the left and right positions and the upper and lower positions of the lower linear array camera 5, the lower linear light source assembly comprises a lower linear light source 7 and a lower linear light source adjusting assembly 8, the lower linear light source 7 is arranged on the lower linear light source adjusting assembly 8, the lower linear light source adjusting assembly 8 can adjust the light source irradiation angle of the lower linear light source 7, the lower linear light source 7 comprises a fourth section light source 71, a fifth section light source 72 and a sixth section light source 73, and the fourth section light source 71, the fifth section light source 72 and the sixth section light source 73 can respectively and independently adjust the brightness.
The lower linear array camera adjusting assembly 6 comprises a second adjusting plate 61, a second guide rail 62, a second mounting plate 63, a second positioning block 64 and a second positioning seat 65, wherein the second positioning seat 65 is mounted on the frame 9, the second positioning block 64 is mounted on the second adjusting plate 61, the second adjusting plate 61 is mounted in cooperation with the second positioning seat 65 through the second positioning block 64, the second guide rail 62 is mounted on the second adjusting plate 61, the second mounting plate 63 is mounted on the second guide rail 62 and can move left and right on the second guide rail 62, and the lower linear array camera 5 is mounted on the second mounting plate 63.
The lower line type light source adjusting component 8 comprises a second rotating shaft seat 81, a second rotating shaft 82, a second rotating arm 83, a second connecting rod 84 and a second connecting seat 85, wherein the second rotating shaft seat 81 is arranged at the lower end of the second adjusting plate 61, the second rotating shaft 82 is rotatably arranged on the back surface of the second rotating shaft seat 81, the second rotating arms 83 are respectively arranged at the left end and the right end of the second rotating shaft 82, the lower line type light source 7 is arranged on the second rotating arm 83, the lower end of the second connecting rod 84 is arranged at the middle part of the second adjusting plate 61 through the second connecting seat 85, the upper end of the second connecting rod 84 is connected with the second rotating arm 83, the second connecting rod 84 is connected with the second connecting seat 85 through threads, and the second connecting rod 84 can drive the second rotating arm 83 to rotate around the second rotating shaft 82, so that the light source irradiation angle of the lower line type light source 7 is adjusted.
Compared with the prior art, the invention has the following beneficial effects: 1. by arranging the upper code scanning device and the lower code scanning device, double-sided code scanning of the PCB can be realized, the code scanning of the other side of the PCB is not required to be performed by turning after one side of the PCB is scanned, and the code scanning speed is improved; 2. the upper linear light source assembly is arranged on the upper linear camera assembly, so that the irradiation angle of the upper linear light source assembly is adjusted at first, the irradiation angle of the light source is not influenced when the upper linear camera is adjusted left and right, and the light source is not required to be adjusted for a plurality of times again; 3. the invention can realize the adjustment of the irradiation angle of the upper line type light source by arranging the upper line type light source adjusting component, is very convenient to adjust, and only needs to rotate the upper end of the first connecting rod, thereby driving the first rotating arm to rotate around the first rotating shaft, and the first swinging arm can drive the upper line type light source to rotate to adjust the incident angle; 4. the upper line type light source is composed of the first section light source, the second section light source and the third section light source, and the brightness of each section light source can be independently regulated, so that the problems that the middle part of the light source is bright and the two sides of the light source are dark due to the fact that only an independent dome light source is adopted in the prior art can be solved, the brightness of the first section light source and the brightness of the third section light source can be regulated, the second section light source in the middle does not need to be regulated to be bright, the brightness of the whole upper line type light source irradiated on a two-dimensional code is uniform, and the recognition rate of an upper line type camera can be improved.
In summary, the invention not only solves the problem that the code scanning is needed manually in the prior art, but also adopts the mechanical code scanning, the code scanning speed is faster than that of manual work, the labor intensity of workers is reduced, the scattered light source of the linear light source is uniform and sufficient in brightness, and the recognition rate of a camera is greatly improved.
The above description should not be taken as limiting the scope of the invention, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.
Claims (4)
1. The utility model provides a sweep sign indicating number device of PCB board which characterized in that: the device comprises an upper code scanning device, a lower code scanning device and a rack, wherein the upper code scanning device is arranged at the upper part of the rack and is used for scanning two-dimensional codes on the upper surface of a PCB; the lower code scanning device is arranged at the lower part of the rack and is used for scanning the two-dimensional codes on the lower surface of the PCB; the upper code scanning device comprises an upper linear array camera assembly and an upper linear light source assembly, the upper linear array camera assembly is arranged on the upper part of the rack, the upper linear light source assembly is arranged on the upper linear array camera assembly, the upper linear array camera assembly comprises an upper linear array camera and an upper linear array camera adjusting assembly, the upper linear array camera adjusting assembly is arranged on the upper linear array camera assembly, the upper linear array camera adjusting assembly can adjust the left, right, upper and lower positions of the upper linear array camera, the upper linear light source assembly comprises an upper linear light source and an upper linear light source adjusting assembly, the upper linear light source is arranged on the upper linear light source adjusting assembly, the upper linear light source adjusting assembly can adjust the light source irradiation angle of the upper linear light source, the upper linear light source comprises a first section of light source, a second section of light source and a third section of light source, and the first section of light source, the second section of light source and the third section of light source can respectively and independently adjust brightness; the upper linear array camera adjusting assembly comprises a first adjusting plate, a first guide rail, a first mounting plate, a first positioning block and a first positioning seat, wherein the first positioning seat is mounted on the frame, the first positioning block is mounted on the first adjusting plate, the first adjusting plate is mounted in a matched manner with the first positioning seat through the first positioning block, the first guide rail is mounted on the first adjusting plate, the first mounting plate is mounted on the first guide rail and can move left and right on the first guide rail, and the upper linear array camera is mounted on the first mounting plate; the linear light source adjusting assembly comprises a first rotating shaft seat, a first rotating shaft, a first rotating arm, a first connecting rod and a first connecting seat, wherein the first rotating shaft seat is arranged at the lower end of a first adjusting plate, the first rotating shaft is rotatably arranged at the back of the first rotating shaft seat, the first rotating arms are respectively arranged at the left end and the right end of the first rotating shaft, the linear light source is arranged on the first rotating arm, the upper end of the first connecting rod is arranged at the middle part of the first adjusting plate through the first connecting seat, the lower end of the first connecting rod is connected with the first rotating arm, and the first connecting rod can drive the first rotating arm to rotate around the first rotating shaft so as to adjust the light source irradiation angle of the linear light source.
2. The code scanning device of a PCB of claim 1, wherein: the lower code scanning device comprises a lower linear array camera assembly and a lower linear light source assembly, the lower linear array camera assembly is arranged at the lower part of the frame, the lower linear light source assembly is arranged on the lower linear array camera assembly, the lower linear array camera assembly comprises a lower linear array camera and a lower linear array camera adjusting assembly, the lower linear array camera adjusting assembly is arranged on the lower linear array camera assembly, the lower linear array camera adjusting assembly can adjust the left and right positions and the upper and lower positions of the lower linear array camera, the lower linear light source assembly comprises a lower linear light source and a lower linear light source adjusting assembly, the lower linear light source is arranged on the lower linear light source adjusting assembly, the lower linear light source adjusting assembly can adjust the light source irradiation angle of the lower linear light source, the lower linear light source comprises a fourth section light source, a fifth section light source and a sixth section light source, and the fourth section light source, the fifth section light source and the sixth section light source can respectively and independently adjust the brightness.
3. The code scanning device of a PCB board of claim 2, wherein: the lower linear array camera adjusting assembly comprises a second adjusting plate, a second guide rail, a second mounting plate, a second positioning block and a second positioning seat, wherein the second positioning seat is arranged on the frame, the second positioning block is arranged on the second adjusting plate, the second adjusting plate is matched with the second positioning seat through the second positioning block, the second guide rail is arranged on the second adjusting plate, the second mounting plate is arranged on the second guide rail and can move left and right on the second guide rail, and the lower linear array camera is arranged on the second mounting plate.
4. The code scanning device of a PCB board of claim 2, wherein: the lower line type light source adjusting assembly comprises a second rotating shaft seat, a second rotating shaft, a second rotating arm, a second connecting rod and a second connecting seat, wherein the second rotating shaft seat is arranged at the lower end of a second adjusting plate, the second rotating shaft is rotatably arranged at the back of the second rotating shaft seat, the second rotating arms are respectively arranged at the left end and the right end of the second rotating shaft, a lower line type light source is arranged on the second rotating arm, the lower end of the second connecting rod is arranged at the middle part of the second adjusting plate through the second connecting seat, the upper end of the second connecting rod is connected with the second rotating arm, the second connecting rod is connected with the second connecting seat through threads, and the second connecting rod can drive the second rotating arm to rotate around the second rotating shaft, so that the light source irradiation angle of the lower line type light source is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811251093.XA CN109284649B (en) | 2018-10-25 | 2018-10-25 | Code scanning device for PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811251093.XA CN109284649B (en) | 2018-10-25 | 2018-10-25 | Code scanning device for PCB |
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| Publication Number | Publication Date |
|---|---|
| CN109284649A CN109284649A (en) | 2019-01-29 |
| CN109284649B true CN109284649B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811251093.XA Active CN109284649B (en) | 2018-10-25 | 2018-10-25 | Code scanning device for PCB |
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| CN (1) | CN109284649B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110490017B (en) * | 2019-08-08 | 2022-02-22 | 广东斯玛特自动化科技有限公司 | Illumination method and device for code scanner |
| CN112161986A (en) * | 2020-08-18 | 2021-01-01 | 湖南璟德科技有限公司 | Workpiece surface detection device with adjustable light source angle |
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