CN104090464A - Portable self-adaptive three-dimensional image re-constructor - Google Patents
Portable self-adaptive three-dimensional image re-constructor Download PDFInfo
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- CN104090464A CN104090464A CN201410300622.6A CN201410300622A CN104090464A CN 104090464 A CN104090464 A CN 104090464A CN 201410300622 A CN201410300622 A CN 201410300622A CN 104090464 A CN104090464 A CN 104090464A
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Abstract
The invention relates to a portable self-adaptive three-dimensional image re-constructor which mainly comprises a mechanical arm structure, a light source rear focus transmission structure, a light source structure, a lens front focus transmission structure, a camera and a base, wherein the mechanical arm structure is connected onto the base; the light source rear focus transmission structure is fixedly connected onto the base through a rear fixing pedestal; the light source structure is fixedly connected onto a light source sliding seat; the lens front focus transmission structure is fixedly connected onto the base through a front fixing pedestal; and the camera is fixedly mounted on a camera installation mechanism of the mechanical arm structure. According to the technical scheme, the shooting purpose of front and back, up and down as well as left and right rotating and far and near all-dimensional adjustment of the camera and a light source can be realized in a small space and on a compact device, especially the camera configured on a mechanical arm by combining a telescoping mechanism and a rotating structure of the mechanical arm, and a 360 degree all-dimensional adaptive adjustment effect can be realized in a small range.
Description
Technical field
The present invention relates to optical imaging field, particularly a kind of portable self-adapted 3-dimensional reconstruction instrument.
Background technology
Three-dimensional reconstruction is one of the most attractive problem of current global range, countries in the world throw huge fund pursue and improve reconstruction effect more true to nature, more increase reconstruction precision, rebuild speed more fast.
So-called hologram three-dimensional reconstruction technique is based on computer stereo vision and computer graphics and optical imaging concept, obtains three-dimensional object image, the method and apparatus that digitized measurement and reduction are rebuild.
Conventional method is by least two strict pinpoint imageing sensors, same object to be carried out to imaging to obtain two corresponding width images and send computing machine to, according to the take up an official post three-dimensional coordinate geometric parameter of a scaling point of optical imaging concept calculative determination space object, set up digital model by computing machine, the original is rebuild in reduction then.
In order to obtain the object Reduction Body of high-fidelity, prior art requires two cameras accurately to locate, keep two camera transfixions, both distances of Accurate Calibration, relative X, Y, Z orientation angle, but a large amount of parts machining, assembling, assembling and shooting of two cameras etc. factor, can there is no error, through the effort of many decades, the precision of distance and angle calibration is contracted to micron by millimeter, to tens of silks, be close to mechanical notional ultimate value, difficult have a breakthrough.Mutual a bit error between camera, causes the object restoring data error of measuring, calculating to be amplified by very large multiple, rebuilds object and is difficult to avoid distortion, distortion.
Therefore, this area is striving to find better reduction reconstruction measure of exploration.
Number of patent application 201210280413.0 " a kind of three-dimensional reduction method for reconstructing of taking " and number of patent application 201210281322.9 " a kind of digital camera follow shot three-dimensional rebuilding method ", a kind of method of extrinsic calibration has been proposed, digital camera and one are arranged on the interference of light source of digital camera sidepiece, according to size and the distance of object or material desire reconstruction portion being shot position, and the precision of reduction, DIGITAL-MODUL-R (CCD) density and the digital camera lens focal length of choosing a digital camera, configuration digital camera and mutual spacing and the angle in interference of light source, reach digital camera and interference of light source photographic images exists coplanar, reach and be reduced the DIGITAL-MODUL-R (CCD) that object position imaging area at utmost occupies digital camera.In relevant photographing program, need Image Acquisition instrument and interference of light source one take no matter up and down can be flexible on frame do the adjustment of various distances and angle.Especially, such as in the time taking the figure of buddha painted sculptures of reduction in the Dunhuang Caves, grottoes finite volume, takes narrow space, and it is very near that the distance of reference object is left in digital camera and interference of light source, and therefore digital camera and interference of light source must have very large angular setting scope.For full backup painted sculptures, many occasion digital cameras and interference of light source also need to stretch into behind the oxter, arm of painted sculptures, trailing flank etc. located to take, now need digital camera and interference of light source to have very long elastic distance at narrow space, and extend into narrow and small, space, back personnel and can realize automatically controlled or remote control at a distance etc. cannot directly manual setting shooting angle time.Install in logarithmic code camera and interference of light source, configuration, the particular/special requirement of adjusting are that prior art does not provide, and cannot realize, in order to realize better the three-dimensional reconstruction of special object, in the urgent need to providing a kind of comprehensive, a kind of three-dimensional reconstruction instrument in nimble motor-driven Image Acquisition instrument and interference of light source.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of portable self-adapted 3-dimensional reconstruction instrument of rebuilding shooting reduction object for three-dimensional reduction, this three-dimensional reconstruction instrument adopts simple and reliable structure that camera and light source particularly can, comprehensive dexterous rotation of narrow space occasion, be carried out different angles and take pictures.
Technical scheme
A kind of portable self-adapted 3-dimensional reconstruction instrument, mainly forms by focusing on drive mechanism, light-source structure, camera lens prefocusing drive mechanism, camera and base after mechanical arm structure, light source;
Mechanical arm structure is connected on base by the first turning axle, base is provided with mechanical arm rotary handle, mechanical arm train of reduction gears, mechanical arm turbine and worm structure, and described mechanical arm rotary handle connects the first turning axle by mechanical arm train of reduction gears, mechanical arm turbine and worm structure successively; Described mechanical arm structure is mainly installed latch mechanism by mechanical arm, mechanical arm latch mechanism, mechanical arm stretching mechanism, camera installing mechanism and camera and is formed;
Mechanical arm comprises inner and outer tubes, and one end of inner tube is connected with the first turning axle, and the other end is socketed in outer tube one end, and the other end of described outer tube connects described camera installing mechanism and camera is installed latch mechanism;
Mechanical arm latch mechanism is mainly made up of mechanical arm locking holding block, set lever and mechanical arm locking plate; Mechanical arm locking plate is a fan-shaped floor, and this fan-shaped floor is fixed on described base, and its center of circle is just to the first turning axle axle center; On the sector of this fan-shaped floor, dig and have an arc groove, this arc groove is near the circular arc of fan-shaped floor, and its cutting direction is consistent with circular arc; Described mechanical arm locking holding block is fixed in described inner tube, and is connected with described set lever through above-mentioned arc groove;
Mechanical arm stretching mechanism mainly forms by being arranged on the helical rack in described inner tube, the spiral gear that is arranged on described outer tube inside, turbine worm structure and Telescopic rotating handle; Inner tube is inserted and is made helical rack and spiral gear engagement from outer tube head; Described Telescopic rotating handle connects spiral gear by turbine and worm structure;
Camera installing mechanism is one " L " type back up pad, and it is connected on described outer tube by the second turning axle; Described outer tube is provided with camera and installs that rotary handle, camera are installed train of reduction gears, camera is installed turbine and worm structure, described camera install rotary handle successively by camera train of reduction gears is installed, camera installation turbine and worm structure connects the second turning axle;
Camera is installed latch mechanism and is arranged between described outer tube and camera installing mechanism, mainly by camera installation set lever and camera, locking plate is installed and is formed; It is a fan-shaped floor that camera is installed locking plate, and this fan-shaped floor is fixed on described outer tube, and its center of circle is just to the second turning axle axle center; On the sector of this fan-shaped floor, dig and have an arc groove, this arc groove is near the circular arc of fan-shaped floor, and its cutting direction is consistent with circular arc; Described camera is installed set lever and is connected with described camera installing mechanism through above-mentioned arc groove;
After light source, focus on drive mechanism comprise rear fixed pedestal, trapezoidal screw, with trapezoidal screw periphery be spirally connected the guiding nut of transmission, be fixedly connected with guiding nut and can be along the axially movable light source sliding seat of trapezoidal screw by the promotion of guiding nut; After light source, focusing on drive mechanism is fixedly connected on base by rear fixed pedestal;
Described trapezoidal screw is rotatably supported on by the first transverse bearing on described rear fixed pedestal in the end in left side, end on right side is connected with a motor by a shaft coupling, is rotatably supported on described rear fixed pedestal between the two above-mentioned near right end place by the second transverse bearing; On described rear fixed pedestal, be also fixedly installed two line slideways, two line slideways are all parallel to the axis direction of described trapezoidal screw, and are the both sides that are distributed in symmetrically described trapezoidal screw; Described light source sliding seat is bearing on described line slideway movably, and when work, described light source sliding seat slides along line slideway direction under the promotion of described guiding nut; On the side of described light source sliding seat, be provided with a magnetic railings ruler read head, on the relevant position of described rear fixed pedestal, be provided with matchingly a magnetic railings ruler;
Light-source structure is fixedly connected on described light source sliding seat and can moves axially along trapezoidal screw with light source sliding seat;
Described light-source structure comprises producing the light source part, reflector, lens combination of light and for distributing the extraction fan of heat of described light source part; Above-mentioned extraction fan, reflector, light source part, lens combination are arranged in the housing of light-source structure successively from right to left; Described reflector is provided with the first focus, and described light source part is positioned at described the first focus place, and the light of its generation is penetrated along parallel direction by described reflector; Described lens combination is at least made up of first lens and the second lens, and first lens has the first focal length, and described the second lens are parallel to described first lens, and the distance of described the second lens and described first lens is 0.5 times to 1.5 times of described the first focal length; In the housing of light-source structure, be also provided with one for the fluorescent tube mounting base of described light source part is installed, this fluorescent tube mounting base comprises integrated pedestal and multi-disc fin, above-mentioned multi-disc fin is the identical square sheet of laterally putting, be distributed in abreast from top to bottom the both sides, front and back of described fluorescent tube mounting base, and the distance of self interval 0.5-1mm; Above above-mentioned fluorescent tube mounting base, be also provided with a tube support seat, be provided with a fluorescent tube governor motion above housing, the roof of housing is provided with opening, and described tube support seat connects described fluorescent tube governor motion through above-mentioned opening;
Camera lens prefocusing drive mechanism comprises square slide plate, is fixedly connected on camera lens installing plate and the front fixed pedestal of square nose, and camera lens prefocusing drive mechanism is fixedly connected on base by front fixed pedestal;
Two ends, described square slide plate left and right are fixedly connected with respectively two strip dovetail slide blocks that are parallel distribution, on front fixed pedestal, be provided with matchingly two strip dovetail chutes that are parallel distribution, thereby square slide plate slides before and after sliding in front fixed pedestal by strip dovetail slide block in strip dovetail chute;
On described front fixed pedestal, be also provided with a turning axle, this turning axle be arranged on described square slide plate under, and be fixedly connected on the downside of described strip dovetail chute by pair of bearings; On described turning axle, be connected with at least one cylindric spiral gear, in the lower end of described square slide plate, match and be provided with at least one length strip helical rack directly over cylindric spiral gear, cylindric spiral gear just in time engages with length strip helical rack; One end at described turning axle is also provided with a knob;
Camera is fixedly mounted on the camera installing mechanism of described mechanical arm structure, and it mainly comprises shutter control, bellows and digital device;
Described shutter control is connected with the left end of bellows, and is fixed on a pedestal by a fixed support; The right-hand member of described bellows is connected with digital device, and is fixed on a traversing carriage; On described pedestal, be provided with a chute, the lower end of described traversing carriage is stretched in described chute and can be horizontally slipped along chute;
Described digital device comprises filter layer, camera lens, charge coupled cell CCD, signal acquisition module, pulsed infrared laser and the synchronization control circuit for synchronous triggering shutter control, pulsed infrared laser and signal acquisition module; Described filter layer, camera lens and CCD set gradually from right to left; Described CCD is electrically connected with described signal acquisition module; Described signal acquisition module, described shutter control and described pulsed infrared laser are electrically connected with described synchronization control circuit.
Further, on the fan-shaped floor of described camera installation locking plate and mechanical arm locking plate, be equipped with angle scale.
Further, in described fluorescent tube mounting base, have one or more cavity, cavity is arranged along fin direction, and is channel shaped.
Further, on described knob, be provided with a stop knob.
Beneficial effect
Compared with prior art, the present invention has following technique effect:
1, the present invention has proposed a kind of compact conformation first, rebuilds and takes reduction object for three-dimensional reduction, can make camera and light source realize comprehensive, the portable self-adapted 3-dimensional reconstruction instrument of nimble motor-driven variation, adjustment.Adopt technical scheme of the present invention, at narrow space, on compact appliance, can realize before and after camera and light source, upper and lower, left and right, rotation, the comprehensive adjusting of far and near distance, the object of shooting.
2, the present invention is particularly configured in the structural camera of mechanical arm, in conjunction with telescoping mechanism, the rotating mechanism of mechanical arm structure, adopt the present invention simple in structure, compact, in among a small circle, just can realize the effect that the comprehensive adaptation of 360 degree regulates, a kind of unique in this area, technical scheme cleverly, has very large economy, practicality and creativeness.
3, camera of the present invention is provided with filter layer at the front end of camera lens, in the time that used camera to take indoor personnel targets daytime, the most of infrared ray containing in outdoor light, ultraviolet ray and visible ray are filtered by filter layer, adopt again synchronization control circuit gating pulse infrared laser fluorescent lifetime, the start-up time of shutter service time and data acquisition, can improve light filling illumination light intensity and the sun background infrared light intensity ratio moment, fraction infrared light in infrared laser and the sunshine of only remaining light filling imaging enters camera lens and imaging on CCD, signal to noise ratio (S/N ratio) while making to take indoor target is good, thereby can photograph clear photograph.
Brief description of the drawings
Fig. 1 is the structural representation of facing of the present invention.
Fig. 2 is perspective view of the present invention.
Fig. 3 is the perspective view of mechanical arm structure of the present invention.
Fig. 4 is the main TV structure schematic diagram of mechanical arm structure of the present invention.
Fig. 5 is the backsight structural representation of mechanical arm structure of the present invention.
Fig. 6 is the perspective view of light-source structure of the present invention.
Fig. 7 is the main TV structure schematic diagram of light-source structure of the present invention.
Fig. 8 is the main TV structure schematic diagram that focuses on drive mechanism after light source of the present invention.
Fig. 9 is the perspective view that focuses on drive mechanism after light source of the present invention.
Figure 10 is the perspective view that focuses on another angle of drive mechanism after light source of the present invention.
Figure 11 is the perspective view of camera lens prefocusing drive mechanism of the present invention.
Figure 12 is the perspective view of another angle of camera lens prefocusing drive mechanism of the present invention.
Figure 13 is the main TV structure schematic diagram of camera of the present invention.
Wherein: 1, mechanical arm structure, 101, mechanical arm latch mechanism, 102, mechanical arm locking holding block, 103, mechanical arm stretching mechanism, 104, camera is installed latch mechanism, 105, camera installing mechanism, 106, mechanical arm, 161, inner tube, 162, outer tube, 107, base, 108, the first turning axle, 109, mechanical arm rotary handle, 110, mechanical arm train of reduction gears, 111, mechanical arm turbine and worm structure, 112, set lever, 113, mechanical arm locking plate, 114, helical rack, 115, Telescopic rotating handle, 116, the second turning axle, 117, camera is installed rotary handle, 118, camera is installed set lever, 119, camera is installed locking plate, 2, light-source structure, 21, extraction fan, 22, reflector, 23, light source part, 24, lens combination, 25, fluorescent tube governor motion, 26, opening, 27, tube support seat, 28, fluorescent tube mounting base, 3, after light source, focus on drive mechanism, 301, rear fixed pedestal, 302, trapezoidal screw, 303, guiding nut, 304, light source sliding seat, 305, the first transverse bearing, 306, the second transverse bearing, 307, motor, 308, shaft coupling, 309, line slideway, 310, magnetic railings ruler read head, 311, magnetic railings ruler, 4, camera lens prefocusing drive mechanism, 401, front fixed pedestal, 402, camera lens installing plate, 403, square slide plate, 404, strip dovetail slide block, 405, strip dovetail chute, 406, turning axle, 407, cylindric spiral gear, 408, length strip helical rack, 409, knob, 410, stop knob, 5, camera, 501, shutter control, 502, bellows, 503, pulsed infrared laser, 504, fixed support, 505, traversing carriage, 506, CCD, 507, signal acquisition module, 508, synchronization control circuit, 509, chute, 510, pedestal, 511, camera lens, 512, filter layer.
Embodiment
Below in conjunction with specific embodiments and the drawings, further set forth the present invention.
Portable self-adapted 3-dimensional reconstruction instrument as shown in Figure 1 and Figure 2, mainly forms by focusing on drive mechanism 3, light-source structure 2, camera lens prefocusing drive mechanism 4, camera 5 and base 107 after mechanical arm structure 1, light source.The present invention has proposed a kind of compact conformation first, rebuilds and takes reduction object for three-dimensional reduction, can make camera and light source realize comprehensive, the portable self-adapted 3-dimensional reconstruction instrument of nimble motor-driven variation, adjustment.Adopt technical scheme of the present invention, at narrow space, on compact appliance, can realize before and after camera and light source, upper and lower, left and right, rotation, the comprehensive adjusting of far and near distance, the object of shooting.
Mechanical arm structure 1 as shown in Fig. 3, Fig. 4 and Fig. 5 is connected on base 107 by the first turning axle 108, base 107 is provided with mechanical arm rotary handle 109, mechanical arm train of reduction gears 110, mechanical arm turbine and worm structure 111, and described mechanical arm rotary handle 109 connects the first turning axle 108 by mechanical arm train of reduction gears 110, mechanical arm turbine and worm structure 111 successively.Mechanical arm rotary handle 109 connects the first turning axle 108 by mechanical arm train of reduction gears 110, mechanical arm turbine and worm structure 111 successively, thereby rotates by the first turning axle 108 driving mechanical arms 106, makes mechanical arm smooth rotation, safe and reliable.
Described mechanical arm structure is mainly installed latch mechanism 104 by mechanical arm 106, mechanical arm latch mechanism 101, mechanical arm stretching mechanism 103, camera installing mechanism 105 and camera and is formed; Mechanical arm 106 comprises inner tube 161 and outer tube 162, and one end of inner tube 161 is connected with the first turning axle 108, and the other end is socketed in outer tube 162 one end, and the other end of described outer tube 162 connects described camera installing mechanism 105 and camera is installed latch mechanism 104.
Mechanical arm latch mechanism 101 is mainly made up of mechanical arm locking holding block 102, set lever 112 and mechanical arm locking plate 113; Mechanical arm locking plate 113 is a fan-shaped floor, and this fan-shaped floor is fixed on described base 107, and its center of circle is just to the first turning axle 108 axle center; On the sector of this fan-shaped floor, dig and have an arc groove, this arc groove is near the circular arc of fan-shaped floor, and its cutting direction is consistent with circular arc; Described mechanical arm locking holding block 102 is fixed in described inner tube 161, and is connected with described set lever 112 through above-mentioned arc groove.When adjusting by mechanical arm rotary handle 109 after the angle of mechanical arm 106, by set lever 112, mechanical arm 106 is locked on mechanical arm locking plate 113, thereby preventing that mechanical arm 106 from teetertottering comes off.
Mechanical arm stretching mechanism 103 mainly forms by being arranged on the helical rack 114 in described inner tube 161, the spiral gear that is arranged on described outer tube 162 inside, turbine worm structure and Telescopic rotating handle 115; Inner tube 161 is inserted and is made helical rack 114 and spiral gear engagement from outer tube 162 heads; Described Telescopic rotating handle 115 connects spiral gear by turbine and worm structure.Mechanical arm 106 can pass through the axial stretching of mechanical arm stretching mechanism 103 along mechanical arm 106, thereby drive the axial stretching of camera installing mechanism along mechanical arm 106, the camera being fixed on camera installing mechanism can be taken in different angles simultaneously, makes the shooting angle of optical camera broader.
Camera installing mechanism 105 is one " L " type back up pad, and it is connected on described outer tube 162 by the second turning axle 116; Described outer tube 162 is provided with camera and installs that rotary handle 117, camera are installed train of reduction gears, camera is installed turbine and worm structure, described camera install rotary handle 117 successively by camera train of reduction gears is installed, camera installation turbine and worm structure connects the second turning axle 116.
Camera is installed latch mechanism 104 and is arranged between described outer tube 162 and camera installing mechanism 105, mainly by camera installation set lever 118 and camera, locking plate 119 is installed and is formed; It is a fan-shaped floor that camera is installed locking plate 119, and this fan-shaped floor is fixed on described outer tube 162, and its center of circle is just to the second turning axle 116 axle center; On the sector of this fan-shaped floor, dig and have an arc groove, this arc groove is near the circular arc of fan-shaped floor, and its cutting direction is consistent with circular arc; Described camera is installed set lever 118 and is connected with described camera installing mechanism 105 through above-mentioned arc groove.
Mechanical arm structure 1 of the present invention rotate and drive camera installing mechanism 105 along one circular arc path swing time, the camera being fixed on camera installing mechanism can be taken in different angles simultaneously, makes the shooting angle of optical camera broader.
Fig. 8, Fig. 9 with after the light source shown in Figure 10, focus on drive mechanism 3 comprise rear fixed pedestal 301, trapezoidal screw 302, with trapezoidal screw 302 peripheries be spirally connected the guiding nut 303 of transmission, be fixedly connected with guiding nut 303 and can be along the axially movable light source sliding seat 304 of trapezoidal screw 302 by the promotion of guiding nut 303; After light source, focusing on drive mechanism 3 is fixedly connected on base 107 by rear fixed pedestal 301.The present invention is by high trapezoidal screw 302 and guiding nut 303 transmissions of driven by motor transmission accuracy, and transmission accuracy is high, and compact conformation, takes up room little, makes the volume compact and reasonable more of complete machine.
Described trapezoidal screw 302 is rotatably supported on described rear fixed pedestal 301 by the first transverse bearing 305 in the end in left side, end on right side is connected with a motor 307 by a shaft coupling 308, is rotatably supported on described rear fixed pedestal 301 between the two above-mentioned near right end place by the second transverse bearing 306; On described rear fixed pedestal 301, be also fixedly installed 309, two line slideways 309 of two line slideways and be all parallel to the axis direction of described trapezoidal screw 302, and be the both sides that are distributed in symmetrically described trapezoidal screw 302; Described light source sliding seat 304 is bearing on described line slideway 309 movably, and when work, described light source sliding seat 304 slides along line slideway 309 directions under the promotion of described guiding nut 303; On the side of described light source sliding seat 304, be provided with a magnetic railings ruler read head 310, on the relevant position of described rear fixed pedestal 301, be provided with matchingly a magnetic railings ruler 311.The present invention accurately controls the position of the light source sliding seat 304 of carrying light source by magnetic railings ruler read head 310 and magnetic railings ruler 311, make the measuring accuracy of the method that More interferes higher.
Light-source structure 2 is as shown in Figure 6, Figure 7 fixedly connected on described light source sliding seat 304 and can moves axially along trapezoidal screw 302 with light source sliding seat 304.
Described light-source structure 2 comprises producing the light source part 23, reflector 22, lens combination 24 of light and for distributing the extraction fan 21 of heat of described light source part 23; Above-mentioned extraction fan 21, reflector 22, light source part 23, lens combination 24 are arranged in the housing of light-source structure 2 successively from right to left; Described reflector 22 is provided with the first focus, and described light source part 23 is positioned at described the first focus place, and the light of its generation is penetrated along parallel direction by described reflector 22; Described lens combination 24 is at least made up of first lens and the second lens, and first lens has the first focal length, and described the second lens are parallel to described first lens, and the distance of described the second lens and described first lens is 0.5 times to 1.5 times of described the first focal length; In the housing of light-source structure 2, be also provided with one for the fluorescent tube mounting base 28 of described light source part 23 is installed, this fluorescent tube mounting base 28 comprises integrated pedestal and multi-disc fin, above-mentioned multi-disc fin is the identical square sheet of laterally putting, be distributed in abreast from top to bottom the both sides, front and back of described fluorescent tube mounting base 28, and the distance of self interval 0.5-1mm.The heat that fluorescent tube produces is transmitted on each fin by pedestal.This fin is square sheet, adopts and is made of aluminum or copper, and is provided with multiplely, is parallel distribution, and area of dissipation is large, and radiating efficiency is high, has improved the serviceable life of fluorescent tube.
Above above-mentioned fluorescent tube mounting base 28, be also provided with a tube support seat 27, above housing, be provided with a fluorescent tube governor motion 25, the roof of housing is provided with opening 26, and described tube support seat 27 connects described fluorescent tube governor motion 25 through above-mentioned opening 26.In described fluorescent tube mounting base 28, have one or more cavity, cavity is arranged along fin direction, and is channel shaped.Regulate the height of tube support seat 27 by fluorescent tube governor motion 25, thereby adjust the relative position between fluorescent tube and each position, eliminate parasitic light effective.Simple in structure, with low cost and easy to adjust.
Camera lens prefocusing drive mechanism 4 as shown in Figure 11 and Figure 12 comprises square slide plate 403, is fixedly connected on camera lens installing plate 402 and the front fixed pedestal 401 of square slide plate 403 front ends, and camera lens prefocusing drive mechanism 4 is fixedly connected on base 107 by front fixed pedestal 401.
Described square slide plate 403 two ends, left and right are fixedly connected with respectively two strip dovetail slide blocks 404 that are parallel distribution, on front fixed pedestal 401, be provided with matchingly two strip dovetail chutes 405 that are parallel distribution, thereby square slide plate 403 slides in the interior front and back of front fixed pedestal 401 in the 405 interior slips of strip dovetail chute by strip dovetail slide block 404.The present invention adjusts lens focus by the slip between strip dovetail slide block 404 and the strip dovetail chute 405 of mutual coupling, has improved transmission accuracy, has simplified assembling.
On described front fixed pedestal 401, be also provided with a turning axle 406, this turning axle 406 be arranged on described square slide plate 403 under, and be fixedly connected on the downside of described strip dovetail chute 405 by pair of bearings; On described turning axle 406, be connected with at least one cylindric spiral gear 407, in the lower end of described square slide plate 403, directly over cylindric spiral gear 407, match and be provided with at least one length strip helical rack 408, cylindric spiral gear 407 just in time engages with length strip helical rack 408; Also be provided with a knob 409 in one end of described turning axle 406.The present invention engages transmission adjustable lens by the cylindric spiral gear 407 of mutual coupling with length strip helical rack 408 and focuses on, and compact conformation, takes up room little, makes the volume compact and reasonable more of complete machine.
Camera 5 is as shown in figure 13 fixedly mounted on the camera installing mechanism 105 of described mechanical arm structure 1, and it mainly comprises shutter control 501, bellows 502 and digital device.
Described shutter control 501 is connected with the left end of bellows 502, and is fixed on a pedestal 510 by a fixed support 504; The right-hand member of described bellows 502 is connected with digital device, and is fixed on a traversing carriage 505; On described pedestal 510, be provided with a chute 509, the lower end of described traversing carriage 505 is stretched in described chute 509 and can be horizontally slipped along chute 509.
Described digital device comprises filter layer 512, camera lens 511, charge coupled cell CCD506, signal acquisition module 507, pulsed infrared laser 503 and the synchronization control circuit 508 for synchronous triggering shutter control 501, pulsed infrared laser 503 and signal acquisition module 507; Described filter layer 512, camera lens 511 and CCD506 set gradually from right to left; Described CCD506 is electrically connected with described signal acquisition module 507; Described signal acquisition module 507, described shutter control 501 and described pulsed infrared laser 503 are electrically connected with described synchronization control circuit 508.The present invention is provided with filter layer 512 at the front end of camera lens, in the time that used camera to take indoor personnel targets daytime, the most of infrared ray containing in outdoor light, ultraviolet ray and visible ray are filtered by filter layer 512, adopt again the fluorescent lifetime of synchronization control circuit 508 gating pulse infrared lasers 503, the start-up time of shutter service time and data acquisition, can improve light filling illumination light intensity and the sun background infrared light intensity ratio moment, fraction infrared light in infrared laser and the sunshine of only remaining light filling imaging enters camera lens and imaging on CCD, make to take in car or signal to noise ratio (S/N ratio) when room internal object good, thereby can photograph clear photograph.
More than show and described ultimate principle of the present invention and principal character and advantage thereof.The technology personage of the industry should understand; the present invention is not subject to the restriction of above-mentioned implementing regulations; what in above-mentioned implementing regulations and instructions, describe is for principle of the present invention is described; do not departing under the prerequisite of the principle of the invention and scope; the present invention also can have various changes and modifications, and these changes and improvements all belong in the claimed scope of the invention.
The claimed scope of the present invention defines with appending claims and other equivalent.
Claims (4)
1. a portable self-adapted 3-dimensional reconstruction instrument, is characterized in that: mainly form by focusing on drive mechanism (3), light-source structure (2), camera lens prefocusing drive mechanism (4), camera (5) and base (107) after mechanical arm structure (1), light source;
Mechanical arm structure (1) is connected on base (107) by the first turning axle (108), base (107) is provided with mechanical arm rotary handle (109), mechanical arm train of reduction gears (110), mechanical arm turbine and worm structure (111), and described mechanical arm rotary handle (109) connects the first turning axle (108) by mechanical arm train of reduction gears (110), mechanical arm turbine and worm structure (111) successively; Described mechanical arm structure is mainly installed latch mechanism (104) by mechanical arm (106), mechanical arm latch mechanism (101), mechanical arm stretching mechanism (103), camera installing mechanism (105) and camera and is formed;
Mechanical arm (106) comprises inner tube (161) and outer tube (162), one end of inner tube (161) is connected with the first turning axle (108), the other end is socketed in outer tube (162) one end, and the other end of described outer tube (162) connects described camera installing mechanism (105) and camera is installed latch mechanism (104);
Mechanical arm latch mechanism (101) is mainly made up of mechanical arm locking holding block (102), set lever (112) and mechanical arm locking plate (113); Mechanical arm locking plate (113) is a fan-shaped floor, and it is upper that this fan-shaped floor is fixed on described base (107), and its center of circle is just to the first turning axle (108) axle center; On the sector of this fan-shaped floor, dig and have an arc groove, this arc groove is near the circular arc of fan-shaped floor, and its cutting direction is consistent with circular arc; It is upper that described mechanical arm locking holding block (102) is fixed on described inner tube (161), and be connected with described set lever (112) through above-mentioned arc groove;
Mechanical arm stretching mechanism (103) mainly by being arranged on helical rack (114) in described inner tube (161), be arranged on described outer tube (162) inner spiral gear, turbine worm structure and Telescopic rotating handle (115) and form; Inner tube (161) is inserted and is made helical rack (114) and spiral gear engagement from outer tube (162) head; Described Telescopic rotating handle (115) connects spiral gear by turbine and worm structure;
Camera installing mechanism (105) is one " L " type back up pad, and it is connected on described outer tube (162) by the second turning axle (116); Described outer tube (162) is provided with camera and installs that rotary handle (117), camera are installed train of reduction gears, camera is installed turbine and worm structure, described camera install rotary handle (117) successively by camera train of reduction gears is installed, camera installation turbine and worm structure connects the second turning axle (116);
Camera is installed latch mechanism (104) and is arranged between described outer tube (162) and camera installing mechanism (105), mainly by camera installation set lever (118) and camera, locking plate (119) is installed and is formed; It is a fan-shaped floor that camera is installed locking plate (119), and it is upper that this fan-shaped floor is fixed on described outer tube (162), and its center of circle is just to the second turning axle (116) axle center; On the sector of this fan-shaped floor, dig and have an arc groove, this arc groove is near the circular arc of fan-shaped floor, and its cutting direction is consistent with circular arc; Described camera is installed set lever (118) and is connected with described camera installing mechanism (105) through above-mentioned arc groove;
After light source, focus on drive mechanism (3) comprise rear fixed pedestal (301), trapezoidal screw (302), with trapezoidal screw (302) periphery be spirally connected the guiding nut (303) of transmission, be fixedly connected with guiding nut (303) and can be along the axially movable light source sliding seat of trapezoidal screw (302) (304) by the promotion of guiding nut (303); After light source, focusing on drive mechanism (3) is fixedly connected on base (107) by rear fixed pedestal (301);
Described trapezoidal screw (302) is rotatably supported on described rear fixed pedestal (301) by the first transverse bearing (305) in the end in left side, end on right side is connected with a motor (307) by a shaft coupling (308), is rotatably supported on described rear fixed pedestal (301) between the two above-mentioned near right end place by the second transverse bearing (306); On described rear fixed pedestal (301), be also fixedly installed two line slideways (309), article two, line slideway (309) is all parallel to the axis direction of described trapezoidal screw (302), and is the both sides that are distributed in symmetrically described trapezoidal screw (302); Described light source sliding seat (304) is bearing on described line slideway (309) movably, when work, described light source sliding seat (304) slides along line slideway (309) direction under the promotion of described guiding nut (303); On the side of described light source sliding seat (304), be provided with a magnetic railings ruler read head (310), on the relevant position of described rear fixed pedestal (301), be provided with matchingly a magnetic railings ruler (311);
Light-source structure (2) is fixedly connected on described light source sliding seat (304) above and can moves axially along trapezoidal screw (302) with light source sliding seat (304);
Described light-source structure (2) comprises producing the light source part (23), reflector (22), lens combination (24) of light and for distributing the extraction fan (21) of heat of described light source part (23); Above-mentioned extraction fan (21), reflector (22), light source part (23), lens combination (24) are arranged in the housing of light-source structure (2) successively from right to left; Described reflector (22) is provided with the first focus, and described light source part (23) is positioned at described the first focus place, and the light of its generation is penetrated along parallel direction by described reflector (22); Described lens combination (24) is at least made up of first lens and the second lens, first lens has the first focal length, described the second lens are parallel to described first lens, and the distance of described the second lens and described first lens is 0.5 times to 1.5 times of described the first focal length; In the housing of light-source structure (2), be also provided with one for the fluorescent tube mounting base (28) of described light source part (23) is installed, this fluorescent tube mounting base (28) comprises integrated pedestal and multi-disc fin, above-mentioned multi-disc fin is the identical square sheet of laterally putting, be distributed in abreast from top to bottom the both sides, front and back of described fluorescent tube mounting base (28), and the distance of self interval 0.5-1mm; Also be provided with a tube support seat (27) in the top of above-mentioned fluorescent tube mounting base (28), above housing, be provided with a fluorescent tube governor motion (25), the roof of housing is provided with opening (26), and described tube support seat (27) connects described fluorescent tube governor motion (25) through above-mentioned opening (26);
Camera lens prefocusing drive mechanism (4) comprises square slide plate (403), is fixedly connected on camera lens installing plate (402) and the front fixed pedestal (401) of square slide plate (403) front end, and camera lens prefocusing drive mechanism (4) is fixedly connected on base (107) by front fixed pedestal (401);
Described square slide plate (403) two ends, left and right are fixedly connected with respectively two strip dovetail slide blocks (404) that are parallel distribution, on front fixed pedestal (401), be provided with matchingly two strip dovetail chutes (405) that are parallel distribution, square slide plate (403) by strip dovetail slide block (404) at strip dovetail chute (405) thus in the front and back slip front fixed pedestal (401) in of sliding;
On described front fixed pedestal (401), be also provided with a turning axle (406), this turning axle (406) be arranged on described square slide plate (403) under, and be fixedly connected on the downside of described strip dovetail chute (405) by pair of bearings; On described turning axle (406), be connected with at least one cylindric spiral gear (407), in the lower end of described square slide plate (403), directly over cylindric spiral gear (407), match and be provided with at least one length strip helical rack (408), cylindric spiral gear (407) just in time engages with length strip helical rack (408); Also be provided with a knob (409) in one end of described turning axle (406);
Camera (5) is fixedly mounted on the camera installing mechanism (105) of described mechanical arm structure (1), and it mainly comprises shutter control (501), bellows (502) and digital device;
Described shutter control (501) is connected with the left end of bellows (502), and is fixed on a pedestal (510) by a fixed support (504); The right-hand member of described bellows (502) is connected with digital device, and is fixed on a traversing carriage (505); On described pedestal (510), be provided with a chute (509), the lower end of described traversing carriage (505) is stretched in described chute (509) and can be horizontally slipped along chute (509);
Described digital device comprises filter layer (512), camera lens (511), charge coupled cell CCD (506), signal acquisition module (507), pulsed infrared laser (503) and the synchronization control circuit (508) for synchronous triggering shutter control (501), pulsed infrared laser (503) and signal acquisition module (507); Described filter layer (512), camera lens (511) and CCD (506) set gradually from right to left; Described CCD (506) is electrically connected with described signal acquisition module (507); Described signal acquisition module (507), described shutter control (501) and described pulsed infrared laser (503) are electrically connected with described synchronization control circuit (508).
2. portable self-adapted 3-dimensional reconstruction instrument as claimed in claim 1, is characterized in that: on the fan-shaped floor of described camera installation locking plate (119) and mechanical arm locking plate (113), be equipped with angle scale.
3. portable self-adapted 3-dimensional reconstruction instrument as claimed in claim 1, is characterized in that: in described fluorescent tube mounting base (28), have one or more cavity, cavity is arranged along fin direction, and is channel shaped.
4. the portable self-adapted 3-dimensional reconstruction instrument as described in claim 1,2 or 3, is characterized in that: on described knob (409), be provided with a stop knob (410).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410300622.6A CN104090464B (en) | 2014-06-27 | 2014-06-27 | Portable self-adaptive three-dimensional image re-constructor |
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| CN201410300622.6A CN104090464B (en) | 2014-06-27 | 2014-06-27 | Portable self-adaptive three-dimensional image re-constructor |
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| CN104090464A true CN104090464A (en) | 2014-10-08 |
| CN104090464B CN104090464B (en) | 2017-02-15 |
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| CN106051399A (en) * | 2016-07-28 | 2016-10-26 | 嘉兴御创电力科技有限公司 | Mechanical telescopic arm structure capable of conducting multi-angle adjustment |
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Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4569579A (en) * | 1983-12-27 | 1986-02-11 | Kangas John R | Dual-positional camera mounting apparatus |
| ATE141693T1 (en) * | 1986-05-12 | 1996-09-15 | Asahi Optical Co Ltd | INTERMEDIATE LENS CAMERA WITH ZOOMO LENS |
| CN101369055B (en) * | 2007-08-16 | 2011-05-04 | 鸿富锦精密工业（深圳）有限公司 | Projection equipment and its aperture regulating method and light source |
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-
2014
- 2014-06-27 CN CN201410300622.6A patent/CN104090464B/en not_active Expired - Fee Related
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