CN202351897U - Portable image acquisition instrument - Google Patents
Portable image acquisition instrument Download PDFInfo
- Publication number
- CN202351897U CN202351897U CN2011204417650U CN201120441765U CN202351897U CN 202351897 U CN202351897 U CN 202351897U CN 2011204417650 U CN2011204417650 U CN 2011204417650U CN 201120441765 U CN201120441765 U CN 201120441765U CN 202351897 U CN202351897 U CN 202351897U
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- image acquisition
- singlechip
- acquisition instrument
- appearance
- control
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Abstract
The utility model discloses a portable image acquisition instrument. A control circuit of the image acquisition instrument includes a second singlechip; the second singlechip subjected to photoelectric isolation is connected to a second stepping motor driving module so as to drive a second stepping motor, and the displacement of a digital modul can be adjusted to finish the rear focusing control of the image acquisition instrument; a second magnetic grating scale, a second photoelectric sensor, a second limit switch and a second approach switch subjected to photoelectric isolation are connected to the second singlechip; the second magnetic grating scale is used for metering the rear focusing displacement of the image acquisition instrument; the second photoelectric sensor, the second limit switch and the second approach switch are used for positioning the traveling route of the second stepping motor; the second singlechip is connected to a triggered control module of the digital modul and connected to an electro-shutter control module, so as to control a shutter and an aperture of a camera of the image acquisition instrument; and a mechanical arm of the image acquisition instrument adopts the manner of mechanical handle for manual adjustment. The portable image acquisition instrument provides a technical scheme for the realization of portable hardware of the image acquisition instrument.
Description
Technical field
The utility model belongs to technical field of image information processing, relates in particular to a kind of portable image and obtains appearance.
Background technology
At application number is " 201010537914.4 "; Name is called in the Chinese invention patent application documents of " a kind of portable image hologram three-dimensional reconstructing system "; A kind of portable image hologram three-dimensional reconstructing system is disclosed; The three-dimensional measuring apparatus that comprises Control Software control; Said three-dimensional measuring apparatus comprises a grating correlator and an information acquisition device; Said grating correlator is made up of light source bus, grating assembly, the first servodrive assembly and first electric platform; Said information acquisition device is made up of imaging system, the second servodrive assembly and second electric platform, and said three-dimensional reconstruction system also comprises a software for calculation, and this software for calculation comprises image processing module, vector processing module, 3D processing module and three-dimensional reconstruction module; Wherein image processing module has rim detection, flex point detection, image base conditioning and image vector function; The vector processing module has that vector is handled, once calibration and secondary calibration function, and the 3D processing module has that three-dimensional basic edit, curve processing, some cloud change that curved surface, curved surface are handled, establishment 3D solid and three-dimensional statistical function, and said three-dimensional reconstruction module has the projection of H face, as plane projection, stereoscopic coupling, model veneer and Model Reconstruction function.In this application; Complete system's technical solution scheme is disclosed; But because hard-wired scheme is relatively numerous and diverse, equipment volume and cost are higher, cause this three-dimensional reconstruction system; Especially the Image Acquisition appearance in the system of passive type is not good with operability on cost, is unfavorable for promoting the use of of technology.
The utility model content
The purpose of the utility model provides a kind of portable image and obtains appearance; To application number is " 201010537914.4 ", and the hardware that name is called disclosed a kind of portable image hologram three-dimensional reconstructing system in the Chinese invention patent application documents of " a kind of portable image hologram three-dimensional reconstructing system " is formed provides a kind of improved Image Acquisition appearance technical scheme.
The technical scheme of the utility model is; A kind of portable image obtains appearance; Image Acquisition appearance control circuit comprises second singlechip; Through photoelectricity isolate link the second step motor drive module drive, second stepper motor and accomplish the Image Acquisition appearance through the adjustment of logarithmic code back displacement after focus control
Second magnetic railings ruler, second photoelectric sensor, second limit switch and second are linked second singlechip near switch through the photoelectricity isolation; Second magnetic railings ruler is used for the back focusing displacement that measurement image is obtained appearance; Second photoelectric sensor, second limit switch and second are used for the stroke of walking about of second stepper motor is played the role of positioning near switch
Second singlechip is linked the DIGITAL-MODUL-R trigger control module, and second singlechip is linked the electroshutter control module, the shutter and the aperture of the camera of control Image Acquisition appearance,
The mechanical arm of Image Acquisition appearance adopts the mechanical handle manual adjusting style.
Second stepper motor is selected 42 motors for use, and step angle is 1.8 degree, operates in segmentation 1/8 state, to reduce vibrations.
It is optional that the integrated step motor drive chip of the second step motor drive module has synchronizing, half step, 1/4th segmentations, 1/8th segmentations, satisfies under the different situations requirement to speed, precision, and it is controlled to have a rotating.
Control of Image Acquisition appearance routing motion that the utility model provides and corresponding Circuits System thereof reduce system's each several part cable and connect, and the control section volume of optimizing hardware makes the high precision of whole hardware system, and is stable, efficient operation down.The utility model provides a kind of portability Image Acquisition appearance technology groups to become standard to the hardware system of three-dimensional reconstruction; For the passive type three-dimensional reconstruction system; The technical research and the use cost of existing hardware equipment have been reduced, for the basis has been set up in the penetration and promotion of this kind technology.
Description of drawings
Fig. 1 is an Image Acquisition appearance control circuit block diagram in the utility model system
Embodiment
As shown in Figure 1, Image Acquisition appearance control circuit comprises second singlechip, through photoelectricity isolate link the second step motor drive module drive, second stepper motor and accomplish the Image Acquisition appearance through the adjustment of logarithmic code back displacement after focus control,
Second magnetic railings ruler, second photoelectric sensor, second limit switch and second are linked second singlechip near switch through the photoelectricity isolation; Second magnetic railings ruler is used for the back focusing displacement that measurement image is obtained appearance; Second photoelectric sensor, second limit switch and second are used for the stroke of walking about of second stepper motor is played the role of positioning near switch
Second singlechip is linked the DIGITAL-MODUL-R trigger control module, and second singlechip is linked the electroshutter control module, the shutter and the aperture of the camera of control Image Acquisition appearance,
The mechanical arm of Image Acquisition appearance adopts the mechanical handle manual adjusting style.
Single-chip computer control system is very common in daily life, but system has directive property all according to special object or the exploitation of object colony.Though and the sliceable realization circuit of circuit module on the market control function, spliced overall hardware system is huge loaded down with trivial details, such as stepper motor driver, electroshutter controller or the like is unfavorable for producing and the machinery assembling, also misfits with the portable characteristic of product.
In the enforcement, whole hardware circuit mainly comprises by power controling box, Image Acquisition appearance control panel, and stepper motor, sensor is formed.Cooperate transmission cable in addition, related accessory such as interface card link together.
Power controling box: mainly by Switching Power Supply, solid-state relay and Metal halogen lamp accessory (ballast resistor, trigger) are formed.Major function provides the required 12V direct supply of circuit board, interferes the startup instant high-voltage of source 220V power supply and Metal halogen lamp.
Image Acquisition appearance control panel is mainly by the 5V power supply, singlechip chip, and photoelectricity is isolated, and the step motor drive chip is formed.
Stepper motor:, require very high to its serviceability as the power resources of whole hardware system.
The major parameter of stepper motor is divided into two parts, and a part is a physical dimension; A part is a performance parameter in addition, comprises the number of phases, step angle, operation distance frequency characteristic etc.The cooperative mechanical volume requirement is selected 42 motors for use, and step angle is 1.8 degree, operates in segmentation 1/8 state, reduces vibrations.
Sensor: mechanical part some parameters in motion process are provided, perhaps the position relation.Comprising photoelectric sensor, near switch, limit switch, displacement transducer, magnetic railings ruler, angular transducer.
Photoelectric sensor all plays the role of positioning to the stepper motor stroke of walking about near switch and limit switch, selects for use without type because of its each position is different.Displacement transducer is used to measure interference source prefocusing displacement and mechanical arm elongation displacement; Magnetic railings ruler is used to measure the back focusing displacement of interference source and Image Acquisition appearance; Because of prefocusing and back focus on higher to the accuracy requirement of displacement; High-precision displacement transducer and magnetic railings ruler have been selected for use; Make composite error that prefocusing and back focus in 0.1mm. angular transducer is used for the underspin angle and the last swing angle degree of measurement mechanical arm, and through the last swing angle degree of mechanical arm, elongation displacement and underspin angle are with the locus of definite Image Acquisition appearance.
Cancelled the peripheral drive module of electroshutter in addition; Be integrated on the control panel in the Image Acquisition appearance,, reduced the USB cable that originally annexs power supply with dataphone directly by Single-chip Controlling; Make the control of electroshutter simple and direct, also reduced the pressure of computer main board power supply.
The whole control system is to tailor for the mechanical part of device systems, the high precision potentiometer, and magnetic railings ruler provides high accuracy data; Photoelectric isolation module is effectively isolated the signal transmission of single-chip microcomputer and load, has increased security, has reduced the circuit interference; Simplified circuit design, integrated step motor drive chip is in control circuit board, and it is optional to have synchronizing, half step, 1/4th segmentations, 1/8th segmentations; Satisfy under the different situations requirement to speed, precision; It is controlled to have rotating, has also reduced volume in addition greatly, and the also corresponding reduction of cost is a lot.
Claims (3)
1. a portable image obtains appearance; It is characterized in that: Image Acquisition appearance control circuit comprises second singlechip; Through photoelectricity isolate link the second step motor drive module drive, second stepper motor and accomplish the Image Acquisition appearance through the adjustment of logarithmic code back displacement after focus control
Second magnetic railings ruler, second photoelectric sensor, second limit switch and second are linked second singlechip near switch through the photoelectricity isolation; Second magnetic railings ruler is used for the back focusing displacement that measurement image is obtained appearance; Second photoelectric sensor, second limit switch and second are used for the stroke of walking about of second stepper motor is played the role of positioning near switch
Second singlechip is linked the DIGITAL-MODUL-R trigger control module, and second singlechip is linked the electroshutter control module, the shutter and the aperture of the camera of control Image Acquisition appearance,
The mechanical arm of Image Acquisition appearance adopts the mechanical handle manual adjusting style.
2. portable image as claimed in claim 1 obtains appearance, it is characterized in that, second stepper motor is selected 42 motors for use, and step angle is 1.8 degree, operates in segmentation 1/8 state, to reduce vibrations.
3. portable image as claimed in claim 1 obtains appearance; It is characterized in that; The integrated step motor drive chip of the second step motor drive module has synchronizing, partly step, 1/4th segmentations, 1/8th are segmented optional; Satisfy under the different situations requirement, and it is controlled to have a rotating to speed, precision.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204417650U CN202351897U (en) | 2011-11-09 | 2011-11-09 | Portable image acquisition instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204417650U CN202351897U (en) | 2011-11-09 | 2011-11-09 | Portable image acquisition instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202351897U true CN202351897U (en) | 2012-07-25 |
Family
ID=46540883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204417650U Expired - Fee Related CN202351897U (en) | 2011-11-09 | 2011-11-09 | Portable image acquisition instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202351897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110363737A (en) * | 2018-04-08 | 2019-10-22 | 深圳技术大学（筹） | A kind of image to be detected acquisition methods and image to be detected obtain system |
-
2011
- 2011-11-09 CN CN2011204417650U patent/CN202351897U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110363737A (en) * | 2018-04-08 | 2019-10-22 | 深圳技术大学（筹） | A kind of image to be detected acquisition methods and image to be detected obtain system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20141109 |
|
| EXPY | Termination of patent right or utility model |