CN204681463U - A kind of image acquiring device for target area imaging - Google Patents
A kind of image acquiring device for target area imaging Download PDFInfo
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- CN204681463U CN204681463U CN201520330096.8U CN201520330096U CN204681463U CN 204681463 U CN204681463 U CN 204681463U CN 201520330096 U CN201520330096 U CN 201520330096U CN 204681463 U CN204681463 U CN 204681463U
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Abstract
The utility model relates to a kind of image acquiring device for target area imaging, comprises image-forming assembly, first circuit board, board to board connector, metallic support, lighting source, aiming light source and communication interface; Described image-forming assembly is fixed on the front of first circuit board by board to board connector; The surrounding of described image-forming assembly is provided with lighting source and aims at light source; Described first circuit board is also provided with a communication interface, and described communication interface and image-forming assembly, lighting source, aiming light source communicate to connect, and communicate with the external world.Adopt integrated image-forming assembly, facilitate the assembling of image collection module, improve installation effectiveness and can production cost be reduced; Image-forming assembly is connected by board to board connector with first circuit board, installs and is firmly easy to operation, improve operating efficiency.
Description
Technical field
The utility model relates to automatic identification field, particularly relates to a kind of image acquiring device for target area imaging.
Background technology
Two-dimensional bar code is the chequered with black and white matrix area distributed in plane (on two-dimensional directional) according to certain rule with specific geometric figure, and this matrix area is in order to record symbol information.Quick Response Code can be divided into stack Quick Response Code and matrix two-dimensional code bar code.Stack Quick Response Code forms by the bar code of multirow cutting back is stacking; Matrix two-dimensional barcode forms with a matrix type, matrix respective element position represents binary one with " point ", represents binary zero with sky, rearranges data code by point and sky.In daily life and commercial Application, the use of bar code is more and more extensive, such as: the user demand to bar code of retail trade, logistic industry, financial industry is increasing.
Developing rapidly the requirement of bar code reading taking equipment of barcode technology is also more and more higher, and bar code reads the important component part of engine as bar code reading, and the bar code decoding engine volume circulated in existing market is large, poor compatibility, production efficiency are low, and cost is high.Camera lens and transducer are detachable components; From production aspect, need fix putting after lens focusing glue, increasing production process.
There is many-sided deficiency in the image-forming module circulated in existing market, its volume is large, uses spherical mirror head mould group, be limited to production requirement, the overall volume of product can not be reduced; Its poor optical properties, visual field is little, and impact uses, and aperture is little, and need extraneous light filling, power consumption is large; Its speed is slow, and the CMOS frame number of use is low, and reading speed is slow; Its power consumption is high, and the CMOS power consumption of use is large; Its life cycle is uncontrollable, and CMOS is early stage product, and production time is longer, is more easily eliminated and affects follow-up production; Its production efficiency is low, fixes after camera lens and CMOS first focus again, high to the requirement of production environment, and manually-injected error is large, and production efficiency is lower.
Utility model content
In order to solve the problems of the technologies described above, it is little that the utility model provides a kind of volume, and structure is simple, image collection module easy for installation.
The utility model have employed following technical scheme, provides a kind of image acquiring device for target area imaging, comprises image-forming assembly, first circuit board, board to board connector, metallic support, lighting source, aiming light source both communication interfaces; Described image-forming assembly is fixed on the front of first circuit board by board to board connector, and image-forming assembly comprises pedestal, imageing sensor and second circuit board, and described pedestal is provided with a boss, establishes guide through hole in boss; Described imageing sensor is fixed on second circuit board, corresponding with the center of guide through hole, and is encapsulated by pedestal; Described imageing sensor receives the light of the target area reflection of described guide through hole conduction; Described metallic support comprises bracket shell and stent foot, and bracket shell and pedestal match, and is socketed on the outside of base body, and stent foot is fixed on first circuit board; Described bracket shell top is provided with through hole, and the boss for pedestal passes; Lighting source and aiming light source are located at around image-forming assembly; Lighting source, for projecting a lighting pattern, aims at the focusing patterns that light source is used for projecting in target area a geometries; Communication interface is located on first circuit board, and described communication interface and image-forming assembly, lighting source, aiming light source communicate to connect, and communicate with the external world.
Wherein, an accommodating lens group in guide through hole, described lens group and pedestal are fixed; Imageing sensor receives the light of lens group reflection.
Wherein, described imageing sensor is a special integrated image sensor.
Wherein, described imageing sensor is a global electronic shutter imageing sensor.
Wherein, described imageing sensor is based on complementary metal oxide semiconductors (CMOS) sensor array.
Wherein, the back side of described first circuit board arranges communication interface, and described communication interface is connector.
Wherein, described first circuit board is flexible PCB, and image-forming assembly, at least one aiming light source and at least one lighting source described in the layout of its one end, the other end arranges communication interface.
Wherein, described first circuit board is pcb board, and described image-forming assembly and communication interface can be arranged at the same face or the antarafacial of PCB.
The beneficial effects of the utility model are:
One, adopts integrated image-forming assembly, facilitates the assembling of image collection module, improves installation effectiveness and can reduce production cost;
Two, image-forming assembly is connected by board to board connector with first circuit board, not only achieves the communication function of the two, and is fixedly easy to operation by fixing structure installment, improves operating efficiency;
Three, adopt metallic support to be fixed on first circuit board by image-forming assembly, can guarantee that image-forming assembly is stabilized on first circuit board, improve the unfailing performance of product.
Accompanying drawing explanation
Figure 1 shows that a kind of image acquiring device structural representation for target area imaging of the present utility model;
Figure 2 shows that the another embodiment structural representation of a kind of image acquiring device for target area imaging of the present utility model;
Fig. 3 is the lateral plan of Fig. 2;
Fig. 4 is the overall structure schematic diagram of Fig. 2;
Label declaration:
Metallic support 1 bracket shell 101 stent foot 102 through hole 103 image-forming assembly 2 pedestal 201 boss 202 board to board connector 3 aims at light source 4 lighting source 5 first circuit board 6 communication interface 7
Embodiment
By describing technology contents of the present utility model, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with execution mode.
Consult shown in Fig. 1 to Fig. 4, a kind of image acquiring device for target area imaging, comprise image-forming assembly 2, first circuit board 6, board to board connector, lighting source, aiming light source, communication interface and a metallic support 1; Described image-forming assembly 2 is fixed on by board to board connector 3 on the front of first circuit board 6, and image-forming assembly 2 comprises a pedestal 201, imageing sensor and second circuit board, and described pedestal 201 is provided with a boss 202, establishes guide through hole in boss; Described imageing sensor is fixed on second circuit board, corresponding with the center of guide through hole, and is encapsulated by pedestal; Described imageing sensor receives the light of the target area reflection of being conducted by described guide through hole; Described metallic support 1 comprises bracket shell 101 and stent foot 102, and bracket shell 101 and pedestal 201 match, and be socketed on the outside of pedestal 201 body, stent foot 102 is fixed on first circuit board 6; Described bracket shell 101 top is provided with through hole 103, and the boss 202 for pedestal 201 passes, and described metallic support can also arrange the feature of error-proof structure, conveniently installs location, and described bracket shell is arranged projection or depression etc. by error-proof structure feature cocoa; The surrounding of described image-forming assembly 2 is provided with at least one lighting source 5 and at least one aiming light source 4; Described first circuit board 6 is also provided with a communication interface 7, described communication interface 7 communicates to connect with image-forming assembly 2, at least one lighting source 5, at least one aiming light source 4, and communicates with the external world.
In present embodiment, described image-forming assembly 2 can generate image pixel clearly according to the light of target area reflection, undertaken throwing light on by lighting source 5 in the process of imaging, light filling, aim at by aiming at light source 4 pairs of target areas, the input of communication interface 7 for control command or the transmission for view data, as transmitted the control command of image-forming assembly 2, controlling lighting source 5 and carrying out light filling, illumination, control to aim at the aiming that light source 4 carries out target area.See Fig. 4, image-forming assembly of the present utility model can adopt metallic support 1 to be fixed on first circuit board 6, can guarantee permanent firm of this image-forming assembly 2, and the good heat conductivity of metallic support 1, Stability Analysis of Structures, is not easy to distortion, can ensures the quality of product.Its good heat conductivity of the support of metal material, can ensure the operational environment of image-forming assembly 2, and metallic support 1 and the fixed form of the second support plate 6 can adopt welds or mode etc. that spacing hole is fixing.Described metallic support 1 can also arrange the feature of error-proof structure, conveniently location is installed, prevent setup error, error-proof structure feature can arrange projection or depression or breach etc. at described bracket shell, as as described in the lateral wall of boss 202 be provided with lug, the corresponding position of metallic support 1 is provided with breach, and lug is limited in the indentation, there of metallic support 1.
Described above:
Communication interface 7 can receive instruction from control modules such as switch, button, voice, communication interface 7 can adopt FPC connector, and FPC connector can use flexible winding displacement or other connecting lines to carry out being connected and transmission of control signals, view data etc. with external equipment.In each execution mode as above, the communication interface 7 of described image collection module can be the wired communication interface on first circuit board 6: as USB interface, FPC connector interface, MIPI interface etc., also can be wireless communication interface: as wireless communication interfaces 7 such as bluetooth, WIFI communications.Shown in Figure 1, described communication interface 7 can be arranged on the back side of first circuit board 6, adopts FPC connector to communicate with each device in circuit board front, and realizes communicating with the external world by this FPC connector.
Image-forming assembly 2 can generate digitized image pixel according to the signal of incident light.Image-forming assembly 2 can have kinds of schemes, one preferred embodiment in, described pedestal 201 comprises a substrate, described substrate is fixed an integrated image sensor; Establish guide through hole in described pedestal 201 boss 202, an accommodating lens group in guide through hole, described lens group and pedestal 201 are fixed; Integrated image sensor receives the light of lens group reflection.This integrated image sensor can adopt special integrated image sensor, adopts special integration module, and its volume is little, stable performance, can provide image more clearly, for follow-up decoding improves feasibility; Integrated image sensor can adopt encapsulation or unpackaged form; unpackaged form is fewer than common integrated unit a slice glass protection sheet; can improve the quality of imaging, and reduce costs, the connected mode of integrated image sensor and substrate can be gold thread bonding.The main body of lens group can adopt the material of plastics, and its quality is light, and the mode of available die sinking injection moulding is made, and yield is high, uniform quality, and lens group can adopt at least a slice eyeglass composition, and this eyeglass can adopt sphere or aspherical lens, improves its optical property; Eyeglass can use optical plastic or optical glass to make, and optical plastic weight is lighter, and be applicable to aspheric lens, optical glass stable performance, selectivity is higher; The lens surface of lens group can adopt coating process, and preferred anti-reflection film or the band of adopting leads to film, to improve the transmitance of light, reduces stray light, improves image quality; Lens group can be optical plastic mold pressing and makes, and machining accuracy is high, stable performance, and production efficiency is high, cheap; The optional aperture F# of lens group is 2-6, selects that F-number 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; The lens combination mode of described lens group can be that positive lens and negative lens combine, two gummed mirror, positive lens and cemented doublet combine, two gummed mirror and positive lens combines, positive lens+positive lens+negative lens, positive lens+negative lens+positive lens, two gummed mirror+bis-gummed mirror or other; Before the stop position of lens group can be positioned over first lens, between first and second lens, between second and the 3rd lens or other.Lens group, by defocused, use some glue mode to be fixed in the guide through hole of pedestal 201, improves the mechanical performance of camera lens.Another preferred embodiment in, the difference of itself and above-mentioned execution mode is, described pedestal 201 comprises a substrate, described substrate is fixed a global electronic shutter imageing sensor; Establish guide through hole in described pedestal 201 boss 202, an accommodating lens group in guide through hole, described lens group and pedestal 201 are fixed; Global electronic shutter imageing sensor receives the light of lens group reflection.Adopt global electronic shutter imageing sensor, can in same exposure cycle the multiple image pixel of continuous exposure, improve image quality.Another preferred embodiment in, the difference of itself and above-mentioned execution mode is, described pedestal 201 comprises a substrate, described substrate is fixed one based on complementary metal oxide semiconductors (CMOS) sensor array; Establish guide through hole in described pedestal 201 boss 202, an accommodating lens group in guide through hole, described lens group and pedestal 201 are fixed; Imageing sensor receives the light of lens group reflection.Based on complementary metal oxide semiconductors (CMOS) (CMOS), it receives the light of lens group reflection, and the overall pixel of cmos image sensor is used to carry out effective opto-electronic conversion and the pixel of output image signal is valid pixel.Light directly can produce voltage signal after the opto-electronic conversion of photodiode, signal charge does not need transfer, and the integrated level of MOS device is high, volume is little, and cmos image sensor uses and the identical basic fundamental and the technique that manufacture semiconductor device 90%, rate of finished products is high, low cost of manufacture; Cmos image sensor can integrated various signal and image processing module on the same chip, form monolithic high integration digital imaging system, cmos image sensor uses single operating voltage, chip adopts integrated circuit, circuit does not almost have static electric quantity consumption, the consumption of electricity is only just had when circuit ON, therefore low in energy consumption; One inherent characteristic of cmos circuit is high speed, the column bus of the driving imaging array that cmos image sensor can be exceedingly fast, the speed having and be exceedingly fast and ADC works in sheet, cmos image sensing chip in addition to visible light, also responds to the non-visible light wave such as infrared.In present embodiment, adopt cmos image sensor, improve the quality of imaging, and reduce the volume of device, facilitate layout.
In another embodiment, shown in accompanying drawing 2,3, described first circuit board 6 is flexible PCB, and image-forming assembly 2, at least one aiming light source 4 and at least one lighting source 5 described in the layout of its one end, the other end arranges communication interface 7.First circuit board 6 adopts flexible PCB can realize the connection with other devices very easily, and its restriction by locus is smaller, and versatility is wide.First circuit board 6 can also adopt pcb board, and image-forming assembly and communication interface can be arranged and the same face of pcb board or antarafacial, and pcb board is drawn materials easily, with low cost, and dimensionally stable, be not easy integral module is out of shape.
The embodiment of the utility model for the image acquiring device of target area imaging is only described in upper; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. for an image acquiring device for target area imaging, it is characterized in that: comprise image-forming assembly, first circuit board, board to board connector, metallic support, lighting source, aiming light source and communication interface;
Described image-forming assembly is fixed on the front of first circuit board by board to board connector, and image-forming assembly comprises pedestal, imageing sensor and second circuit board, and described pedestal is provided with a boss, establishes guide through hole in boss; Described imageing sensor is fixed on second circuit board, corresponding with the center of guide through hole, and is encapsulated by pedestal; Described imageing sensor receives the light of the target area reflection of described guide through hole conduction;
Described metallic support comprises bracket shell and stent foot, and bracket shell and pedestal match, and is socketed on the outside of base body, and stent foot is fixed on first circuit board; Described bracket shell top is provided with through hole, and the boss for pedestal passes;
Lighting source and aiming light source are located at around image-forming assembly; Lighting source, for projecting a lighting pattern, aims at the focusing patterns that light source is used for projecting in target area a geometries;
Communication interface is located on first circuit board, and described communication interface and image-forming assembly, lighting source, aiming light source communicate to connect, and communicate with the external world.
2. the image acquiring device for target area imaging according to claim 1, is characterized in that: an accommodating lens group in guide through hole, and described lens group and pedestal are fixed; Imageing sensor receives the light of lens group reflection.
3. the image acquiring device for target area imaging according to claim 2, is characterized in that; Described imageing sensor is a special integrated image sensor.
4. according to claim 2 for target area image acquisition module, it is characterized in that: described imageing sensor is a global electronic shutter imageing sensor.
5. according to claim 2 for target area image acquisition module, it is characterized in that: described imageing sensor is based on complementary metal oxide semiconductors (CMOS) sensor array.
6. the image acquiring device for target area imaging according to any one of claim 3-5, is characterized in that: the back side of described first circuit board arranges communication interface, and described communication interface is connector.
7. the image acquiring device for target area imaging according to claim 6, is characterized in that: described first circuit board is flexible PCB, and the image-forming assembly described in the layout of its one end, aiming light source and lighting source, the other end arranges communication interface.
8. the image acquiring device for target area imaging according to claim 6, is characterized in that: described first circuit board is pcb board, and described image-forming assembly and communication interface can be arranged at the same face or the antarafacial of PCB.
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| CN201520330096.8U CN204681463U (en) | 2015-05-21 | 2015-05-21 | A kind of image acquiring device for target area imaging |
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| CN201520330096.8U CN204681463U (en) | 2015-05-21 | 2015-05-21 | A kind of image acquiring device for target area imaging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104881664A (en) * | 2015-05-21 | 2015-09-02 | 福建新大陆电脑股份有限公司 | Image acquiring device used for target area imaging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104881664A (en) * | 2015-05-21 | 2015-09-02 | 福建新大陆电脑股份有限公司 | Image acquiring device used for target area imaging |
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| CP01 | Change in the name or title of a patent holder |
Address after: 350000 No. 1 Rujiangxi Road, Mawei District, Fuzhou City, Fujian Province Patentee after: New Continent Digital Technology Co., Ltd. Address before: 350000 No. 1 Rujiangxi Road, Mawei District, Fuzhou City, Fujian Province Patentee before: Fujian Newland Computer Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |