CN204679749U - Integrated form bar code camera head - Google Patents
Integrated form bar code camera head Download PDFInfo
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- CN204679749U CN204679749U CN201520328398.1U CN201520328398U CN204679749U CN 204679749 U CN204679749 U CN 204679749U CN 201520328398 U CN201520328398 U CN 201520328398U CN 204679749 U CN204679749 U CN 204679749U
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- lens
- bar code
- camera head
- code camera
- integrated form
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Abstract
The utility model discloses a kind of integrated form bar code camera head, comprise lens group, pedestal, support plate, based on the imageing sensor of complementary metal oxide semiconductor (CMOS) and board to board connector, lens group is arranged on above pedestal by screw thread, imageing sensor based on complementary metal oxide semiconductor (CMOS) is glued on support plate, pedestal is glued at the top of support plate, board to board connector is glued at the below of support plate, and the field angle of lens group is 35-65 °; Imageing sensor based on complementary metal oxide semiconductor (CMOS) is global electronic shutter imageing sensor, and global electronic shutter imageing sensor is monochrome image sensor.The utility model can make the volume of original bar code camera head from being at least 28 × 18 × 12MM
3narrow down to 3 × 3 × 2MM
3-9 × 9 × 6MM
3,-while lifting bar code camera head performance, greatly can reduce on the basis of bar code camera head volume, improve image quality and the imaging precision of bar code.
Description
Technical field
The utility model belongs to bar-code identification field, relates to a kind of bar code camera head, particularly relates to a kind of integrated form bar code camera head.
Background technology
Bar code camera head generally forms by comprising camera lens, microscope base and the parts such as imageing sensor based on complementary metal oxide semiconductor (CMOS).Camera lens in current existing bar code camera head, the parts such as microscope base and Graphic reader are individual components, camera lens is fixed on microscope base, the camera lens of metal material and microscope base large at production and processing screw thread time error, the main shaft of the optical axis deviation microscope base of camera lens is easily made during installation, have a strong impact on image quality, imageing sensor based on complementary metal oxide semiconductor (CMOS) is fixed on support plate by modes such as welding, support plate is through cutting, after assembling, insert groove reserved on microscope base to be fixed, the size of the groove on the cutting precision of support plate size and microscope base is not high in precision, the two coordinates easily loosening, depart from, the error introduced is large, easily make the optical axis of the misalignment camera lens of the imageing sensor based on complementary metal oxide semiconductor (CMOS), affect image quality, camera lens needs to be fixed by the focusing of the screw thread on camera lens with the spacing based on the imageing sensor of complementary metal oxide semiconductor (CMOS), this independently parts mode in addition, the processing of the eyeglass in camera lens, assembly and adjustment is by manually completing, the mode of production and machining precision limited, in order to adapt to production requirement, be difficult to reduce volume, cause bar code camera head volume larger, general volume is 28*18*12MM
3, cause the increase of maintenance cost and difficulty.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of integrated form bar code camera head, on the basis greatly reducing bar code camera head volume, can improve image quality and the imaging precision of bar code.
For solving the problems of the technologies described above, a kind of integrated form bar code camera head that the utility model provides, comprise lens group, pedestal, support plate, based on the imageing sensor of complementary metal oxide semiconductor (CMOS) and board to board connector, described lens group is arranged on above described pedestal by screw thread, the described imageing sensor based on complementary metal oxide semiconductor (CMOS) is glued on described support plate, described pedestal is glued at the top of described support plate, described board to board connector is glued at the below of described support plate, and the field angle of described lens group is 35-65 °; The described imageing sensor based on complementary metal oxide semiconductor (CMOS) is global electronic shutter imageing sensor, and described global electronic shutter imageing sensor is monochrome image sensor.
Preferably, described lens group comprises lens bodies and at least two panels eyeglass, and described eyeglass gummed is fixed in described lens bodies.
Preferably, described eyeglass is sphere or aspherical lens.
Preferably, the surface of described eyeglass is with plated film, and described plated film is the logical film of anti-reflection film or band.
Preferably, the array mode of described at least 2 eyeglasses is positive lens+negative lens, two gummed mirror, positive lens+cemented doublet, two gummed mirror+positive lens, positive lens+positive lens+negative lens, positive lens+negative lens+positive lens or two gummed mirror+bis-gummed mirror.
Preferably, before the light field of described lens group is placed in first lens, between first lens and second lens or between second lens and the 3rd lens.
Preferably, described pedestal be provided with fool proof feature structure.
Preferably, the surface of described pedestal is provided with multiple cue mark.
Preferably, the planar dimension of described pedestal is 3*3mm
2-9*9mm
2.
Preferably, described eyeglass is optical plastic or optical glass.
The utility model integrated form bar code camera head changes component mounting structure and mounting means, makes the volume of original bar code camera head from being at least 28*18*12MM
3narrow down to 3*3*2MM
3-9*9*6MM
3,-while lifting bar code camera head performance, greatly can reduce on the basis of bar code camera head volume, improve image quality and the imaging precision of bar code.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the utility model integrated form bar code camera device structure schematic diagram;
Fig. 2 is the utility model integrated form bar code camera device structure exploded view;
Fig. 3 is the utility model integrated form bar code camera head front view;
Fig. 4 is the utility model integrated form bar code camera head A-A sectional view.
Main Reference Numerals illustrates:
Lens group 1 lens bodies 11
Eyeglass 12 screw thread 13
Light hole 14 pedestal 2
Fool proof feature structure 21 cue mark 22
Support plate 3
Based on the imageing sensor 4 of complementary metal oxide semiconductor (CMOS)
Board to board connector 5
Embodiment
For further description and elaboration can be had to the purpose of this utility model, feature and effect, below coordinate accompanying drawing describe in detail as after.
As Figure 1-4, the utility model integrated form bar code camera head, comprise lens group 1, pedestal 2, support plate 3 and the imageing sensor 4 based on complementary metal oxide semiconductor (CMOS), described lens group 1 is arranged on above described pedestal 2 by screw thread, the described imageing sensor 4 based on complementary metal oxide semiconductor (CMOS) is glued on described support plate 3, and described pedestal 2 is glued at the top of described support plate 3.
The aperture F# that described lens group 1 is selected is 2-6, and diagonal field of view scope is 35-65 degree; Object distance is set as 6-15cm, and wherein selection aperture F# numerical value is little can improve luminous flux, reduces the requirement to bias light or floor light, namely can reduce the power consumption of floor light, more energy-saving and environmental protection.
Described lens group 1 comprises lens bodies 11 and at least two panels eyeglass 12, and described eyeglass 12 gummed is fixed in described lens bodies 11.
13 are threaded, for carrying out optical focusing and being arranged on described pedestal 2 by screw thread below described lens bodies 11; After optical focusing, use some glue mode to be fixed on pedestal 2 by described lens bodies 11, improve the mechanical property of camera lens; Described lens bodies 11 top board is provided with light hole 14, and described light hole 14 is in described based on directly over imageing sensor 4 photosensitive region of complementary metal oxide semiconductor (CMOS).
Described eyeglass 12 is sphere or aspherical lens, and the material of described eyeglass 12 is optical plastic or optical glass, and the surface of described eyeglass 12 is with plated film, and described plated film is the logical film of anti-reflection film or band, to improve the transmitance of light, reduces parasitic light, improves image quality.
The array mode of described eyeglass 12 can comprise be positive lens+negative lens, two gummed mirror, positive lens+cemented doublet, two gummed mirror+positive lens, positive lens+positive lens+negative lens, positive lens+negative lens+positive lens, two gummed mirror+bis-gummed mirror or other.
Before the light field of described lens group 1 is put and can be positioned over first lens, between first lens and second lens, between second lens and the 3rd lens or other.
Described pedestal 2 support, fixing and protective effect.The shape of described pedestal 2 is rectangle or other shapes, and described pedestal 2 is threaded, and coordinates with lens bodies 11, uses the mode fixed mirror head group of some glue, and play the effect protecting whole module after focusing.Described pedestal 2 be provided with fool proof feature structure 21, be convenient to correctly install and use, improve packaging efficiency.The surface of described pedestal 2 is provided with multiple cue mark 22, is used to indicate installation position.The planar dimension of described pedestal 2 is 3*3mm
2-9*9mm
2.
The described imageing sensor 4 based on complementary metal oxide semiconductor (CMOS) is the integrated circuit comprising at least one image sensor array, for optical imagery and information transmission.The described imageing sensor 4 based on complementary metal oxide semiconductor (CMOS) is glued at described support plate 3 surface middle part and carries out data conduction by the circuit in the mode of gold thread bonding and support plate 3.The described imageing sensor 4 based on complementary metal oxide semiconductor (CMOS) is global electronic shutter imageing sensor, and described global electronic shutter imageing sensor is monochrome image sensor.
Described global electronic shutter imageing sensor selects encapsulation and non-encapsulated form, and described global electronic shutter imageing sensor, for controlling image sensor array, has higher mobile adaptability.
The fps of described global electronic shutter imageing sensor is 60 frame-120 frames, and pixel is 640*480-1920*1080, and pixel size is 2.5*2.5um
2-4.5*4.5um
2, use 3 microns of best results; Described global electronic shutter imageing sensor interface form is MIPI (mobile Industry Processor Interface) or DVP (digital visual interface).
Described support plate 3 is hardboard or FPC flexible circuit board, selects FPC flexible circuit board, can select golden finger, board to board connector or other are as transmission interface; Select hardboard, contact, board to board connector can be selected or other are as transmission interface.
The utility model integrated form bar code camera head also comprises board to board connector 5, described board to board connector 5 is directly glued at the below of described support plate 3, the pin of described board to board connector is connected with the circuit of described support plate by the mode of welding, and the number of pins that described board to board connector 5 uses is more than 20 pins.
The installation method of the utility model integrated form bar code camera head, be included in toilet, by based on after fixing in a glue mode between the imageing sensor 4 of complementary metal oxide semiconductor (CMOS) and support plate 3, adopt the mode connecting circuit of gold thread bonding, for conducts information.Pedestal 2 and support plate 3, according to the sign of fool proof feature structure 21, are connected and fixed by a glue mode, support for plaing a part, protect.Lens group 1 is threaded connection installation on the base 2, after focusing, uses some glue mode and pedestal 2 to fix.To requiring to include of toilet dustless (ISOCLASS more than 4), without electrostatic, electromagnetism interference, anti-microseism, humidity between 50-60%, noise should not be greater than 65dB (A).
Before above-mentioned installation method, the installation of board to board connector can also be comprised, be specially on support plate 3 bottom surface, board to board connector 5 and pad locations corresponding to capacitance resistance print, applying solder paste, solder(ing) paste has certain viscosity, board to board connector 5 and capacitance resistance are placed with assigned address exactly, fixed by the mode of some glue between board to board connector 5 and support plate 3, afterwards support plate 3 is put into reflow soldering and do reflow process, according to specific reflux temperature curve heater circuit plate, solder(ing) paste is allowed to melt, after cooled and solidified, between components and parts and printed circuit board, form solder joint and realize the connection of each parts.
The utility model integrated form bar code camera head changes component mounting structure and mounting means, makes the volume of original bar code camera head from being at least 28*18*12MM
3narrow down to 3*3*2MM
3-9*9*6MM
3, while lifting bar code camera head performance, greatly can reduce on the basis of bar code camera head volume, improve image quality and the imaging precision of bar code.
By specific embodiment, the utility model has been described in detail above, but these are not formed restriction of the present utility model.When not departing from the utility model principle, those skilled in the art also can make many distortion and improvement, and these also should be considered as protection domain of the present utility model.
Claims (10)
1. an integrated form bar code camera head, it is characterized in that, comprise lens group, pedestal, support plate, based on the imageing sensor of complementary metal oxide semiconductor (CMOS) and board to board connector, described lens group is arranged on above described pedestal by screw thread, the described imageing sensor based on complementary metal oxide semiconductor (CMOS) is glued on described support plate, described pedestal is glued at the top of described support plate, described board to board connector is glued at the below of described support plate, and the field angle of described lens group is 35-65 °; The described imageing sensor based on complementary metal oxide semiconductor (CMOS) is global electronic shutter imageing sensor, and described global electronic shutter imageing sensor is monochrome image sensor.
2. integrated form bar code camera head as claimed in claim 1, is characterized in that, described lens group comprises lens bodies and at least two panels eyeglass, and described eyeglass gummed is fixed in described lens bodies.
3. integrated form bar code camera head as claimed in claim 2, it is characterized in that, described eyeglass is sphere or aspherical lens.
4. integrated form bar code camera head as claimed in claim 2, is characterized in that, the surface of described eyeglass is with plated film, and described plated film is the logical film of anti-reflection film or band.
5. integrated form bar code camera head as claimed in claim 2, it is characterized in that, the array mode of described at least 2 eyeglasses is positive lens+negative lens, two gummed mirror, positive lens+cemented doublet, two gummed mirror+positive lens, positive lens+positive lens+negative lens, positive lens+negative lens+positive lens or two gummed mirror+bis-gummed mirror.
6. integrated form bar code camera head as claimed in claim 2, is characterized in that, before the light field of described lens group is placed in first lens, between first lens and second lens or between second lens and the 3rd lens.
7. integrated form bar code camera head as claimed in claim 1, is characterized in that, described pedestal be provided with fool proof feature structure.
8. integrated form bar code camera head as claimed in claim 1, it is characterized in that, the surface of described pedestal is provided with multiple cue mark.
9. integrated form bar code camera head as claimed in claim 1, it is characterized in that, the planar dimension of described pedestal is 3*3mm
2-9*9mm
2.
10. integrated form bar code camera head as claimed in claim 2, it is characterized in that, described eyeglass is optical plastic or optical glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328398.1U CN204679749U (en) | 2015-05-21 | 2015-05-21 | Integrated form bar code camera head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328398.1U CN204679749U (en) | 2015-05-21 | 2015-05-21 | Integrated form bar code camera head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204679749U true CN204679749U (en) | 2015-09-30 |
Family
ID=54179430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520328398.1U Active CN204679749U (en) | 2015-05-21 | 2015-05-21 | Integrated form bar code camera head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204679749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880888A (en) * | 2015-05-21 | 2015-09-02 | 福建新大陆电脑股份有限公司 | Integrated bar code shooting device |
-
2015
- 2015-05-21 CN CN201520328398.1U patent/CN204679749U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880888A (en) * | 2015-05-21 | 2015-09-02 | 福建新大陆电脑股份有限公司 | Integrated bar code shooting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 350015 No. 1 Rujiangxi Road, Mawei District, Fuzhou City, Fujian Province Patentee after: New Continent Digital Technology Co., Ltd. Address before: 350015 No. 1 Rujiangxi Road, Mawei District, Fuzhou City, Fujian Province Patentee before: Fujian Newland Computer Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |