CN205111863U - Many meshes visual system - Google Patents
Many meshes visual system Download PDFInfo
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- CN205111863U CN205111863U CN201520834809.4U CN201520834809U CN205111863U CN 205111863 U CN205111863 U CN 205111863U CN 201520834809 U CN201520834809 U CN 201520834809U CN 205111863 U CN205111863 U CN 205111863U
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Abstract
The utility model discloses a many meshes visual system, including the visual system, the visual system passes through the bumper shock absorber to be installed on an actuating system, and the visual system can be at the horizontal plane internal rotation under the effect of actuating system, the visual system includes the casing, and the casing outside distributes has a pair of dominant eye camera and a plurality of vice eye camera, and one of them optical axis to the dominant eye camera is parallel to each other. The utility model provides a multi -purpose visual system, it is little to remain the dead angle, and the blind area is little, also has promotion by a wide margin to the locate function of dominant eye the place ahead object. Can fix a position the object in dominant eye the place ahead, in the aspect of the device shock attenuation: the spring shock absorber device is behind anticorrosive treatment, and not only the resistance to corrosion is strong, and the stable performance can normally be worked under adverse circumstances. Long service lifetime. And simple process, easy maintenance.
Description
Technical field
The utility model belongs to technical field of machine vision, is specifically related to a kind of novel multi-vision visual system experimental platform.
Background technology
Earthquake, fire, the natural calamities such as flood, artificial terror damages as terrorist activity, armed conflict, and by SARS, the biochemical virus such as bird flu and noxious material, the terror that radiological material etc. bring, threatens the safety of people.Although people increase to the vigilance of various disaster and respond, still prepare abundant not when processing destructive disaster event, a lot of people still dies from pick-up operation unprofessional, not in time.The multi-subject knowledges such as Robotics, rescue attempt technology, disaster are organically blended, manufacture and exploit has irreplaceable effect for the disaster relief robot searched and succour in minimizing casualties and property loss, but because disaster relief site environment severe, the impact of the various factors such as light, barrier, make the operating efficiency of Disaster Relief Robot in search not fully up to expectations all the time, so, utilize the advantage of robot in search in order to maximized, the research of multi-vision visual systems test bed just seems especially important.
The same with the visual organization of people, robotic vision system also occupies very consequence in the investigation and application of robot, will play a decisive role to the intellectuality of robot.Robotic vision system refers to the visual performance realizing people with computer, namely realizes the identification to objective three-dimensional world with computer.By present understanding, the impression part of human visual system is retina, and it is a three-dimensional sample system.The visible part of three-dimensional body projects on nethike embrane, and people carry out three-dimensional according to the two-dimensional imaging projected on retina to this object and understand.The so-called three-dimensional understanding understanding shape, size, the distance leaving point of observation, quality and the motion feature (direction and speed) etc. referred to observed object.If a kind of direct transform is regarded as to two-dimensional projection's picture in three-dimensional objective world, the inverse transformation that what then NI Vision Builder for Automated Inspection will do is from this two-dimensional projection image to three-dimensional objective world, namely goes to the objective world of reconstruction of three-dimensional according to this two-dimensional projection image.In mobile robot field, vision is mainly used in the measurement to object pose in environment, and its typical apply comprises Robot visual location, target following, and vision keeps away barrier etc.In military field, vision can be used for unmanned vehicle to the measurement of target and tracking, and its typical apply comprises guided missile close to being vision localization and tracking etc. for the navigation of final goal and unmanned opportunity of combat behind target area.In space flight and space exploration field, vision is the not retrievable important sensory perceptual system of space robotics's operation, and its typical apply comprises the AUTONOMOUS TASK under robot for space vision guide and the autonomous etc. under celestial body exploring robot vision guide.Therefore, research real-time vision is measured and is controlled, and for the AUTONOMOUS TASK ability improving robot, the range of application tool expanding robot is of great significance.
Summary of the invention
For above-mentioned problems of the prior art, the purpose of this utility model is, provides a kind of multi-vision visual system, and expand robot visual angle, make robot can have the visual field more widely, blind area is little, improves the overall vision of robot and obtains performance.
In order to realize above-mentioned task, the utility model by the following technical solutions:
A kind of multi-vision visual system, comprise vision system, vision system is arranged in a drive system by damper, and vision system can rotate under the effect of drive system in horizontal plane; Vision system comprises housing, and hull outside is distributed with a pair dominant eye camera and multiple secondary eye camera, and wherein the optical axis of a pair dominant eye camera is parallel to each other.
Further, described housing comprises upper mainboard arranged in parallel, middle mainboard and lower mainboard, connected by the first support member between upper mainboard and middle mainboard, connected by the second support member between middle mainboard and lower mainboard, described dominant eye camera and secondary eye camera are arranged on the outer fix between mainboard and middle mainboard.
Further, be provided with converter between described middle mainboard and lower mainboard, converter is connected with described dominant eye camera, secondary eye camera.
Further, described upper mainboard is octagon plate, and eight limits of upper mainboard are parallel to each other between two; In four opposite side that upper mainboard is parallel, wherein the length of side on pair of parallel limit is greater than other length of sides to parallel edges, this a pair parallel edges is called main limit, other limits are called secondary, a pair described dominant eye camera is arranged on a wherein limit on main limit, and each secondary is provided with a secondary eye camera.
Further, described damper comprises gripper shoe, symmetrical multiple by fix hollow of the 3rd bolt and without the stationary magazine creel of end face in gripper shoe, axostylus axostyle is provided with in stationary magazine creel, axle end is fixed with limiting plate, and shaft rod upper sleeve is equipped with spring, and one end of spring is fixed on bottom stationary magazine creel, the other end of spring is fixed on limiting plate, and limiting plate is connected with housing by the first bolt.
Further, described drive system comprises motor, and the output shaft of motor is fixed with base plate by connecting rod, and base plate is fixed by the 4th bolt and the nut coordinated with the 4th bolt and damper.
Further, the angular range between the optical axis of described secondary eye camera and the optical axis of dominant eye camera is 15 ~ 30 °.
The utility model has following technical characterstic:
The utility model provides the multi-vision visual platform of a kind of imitative spider, utilizes bionics structure, provides a kind of reasonable, effective vision and obtains equipment.This vision platform adopts the structure of a pair dominant eye and six secondary eyes, the vision being similar to spider obtains system, it is little that this structure retains dead angle, almost do not have vision dead zone in the horizontal direction, thus the object localization function of robot to dominant eye front is had significantly promote; Simultaneously due to the fit structure between secondary eye and dominant eye, make robot in the process of walking, can rotatable platform as few as possible, not only effectively reduce energy consumption, also reduce the process intensity of robot processor to video information, thus make processor can have less information processing capacity, with hoisting machine person's development speed, ensure excellent serviceability.The vision platform of this programme, can be installed in all kinds of robot system, such as wheeled robot, caterpillar type robot, mechanical legged mobile robot etc. easily.This stable system performance, can normally work in the presence of a harsh environment.Long service life.And technique is simple, easy to maintenance.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of housing parts;
Fig. 3 is the structural representation of damper;
Fig. 4 is the structural representation of drive system;
Number in the figure represents: 1-camera lens, 2-converter, 3-the first support member, 4-upper mainboard, 5-the first bolt, 6-dominant eye camera, 61-stripe board, 7-the first fixture, 8-the second fixture, 9-secondary eye camera, 10-middle mainboard, 11-the second bolt, 12-the second support member, 13-lower mainboard, 14-fixed head, 15-stationary magazine creel, 16-the three bolt, 17-gripper shoe, 18-axostylus axostyle, 19-nut, 20-connecting rod, 21-the four bolt, 22-motor, 24-spring, 25-vision system, 26-shock absorber, 27-drive system.
Detailed description of the invention
Defer to technique scheme, as shown in Figure 1, a kind of multi-vision visual system, comprises vision system 25, and vision system 25 is arranged in a drive system 27 by damper 26, and vision system 25 can rotate under the effect of drive system 27 in horizontal plane; Vision system 25 comprises housing, and hull outside is distributed with a pair dominant eye camera 6 and multiple secondary eye camera 9, and wherein the optical axis of a pair dominant eye camera 6 is parallel to each other.
The many orders system arranged in this programme, it is main collecting device with a pair dominant eye camera 6, auxiliary with multiple secondary eye camera 9, and the field of view information of all directions in horizontal plane all can effectively be gathered.Whole vision system 25 is fixed on housing, and housing can at horizontal rotation in surface, here horizontal plane refer to the direction being parallel to ground.
As shown in Figure 2, housing comprises upper mainboard 4 arranged in parallel, middle mainboard 10 and lower mainboard 13, connected by the first support member 3 between upper mainboard 4 and middle mainboard 10, connected by the second support member 12 between middle mainboard 10 and lower mainboard 13, described dominant eye camera 6 and secondary eye camera 9 are arranged on the outer fix between mainboard 4 and middle mainboard 10.
Shape, the size of upper mainboard 4, middle mainboard 10 and lower mainboard 13 three are identical, arranged in parallel, connect by means of only support member, and this just gives between two adjacent mainboards and leaves sufficient space.First support member 3 and the second support member 12 can adopt aluminium alloy plate, utilize between the second bolt 11 and mainboard and interfix.
More specifically, upper mainboard 4 is octagon plate, and eight limits of upper mainboard 4 are parallel to each other between two; In four opposite side that upper mainboard 4 is parallel, wherein the length of side on pair of parallel limit is greater than other length of sides to parallel edges, this a pair parallel edges is called main limit, other limits are called secondary, a pair described dominant eye camera 6 is arranged on a wherein limit on main limit, each described secondary is provided with a secondary eye camera 9.
Upper mainboard 4 is not octagon, and wherein pair of parallel limit will comparatively other length of sides some, this is called main limit to parallel edges, a main limit is installed dominant eye camera 6 wherein, leaves sufficient room to the installation of camera, also makes dominant eye camera 6 can have the best visual field.A pair dominant eye camera 6 adopts binocular stereo vision video camera, is placed on foremost, and all the other six secondary eye cameras 9 occupy six orientation, in order to assist the work of dominant eye as auxiliary.There is certain angle in the visual field of secondary eye camera 9 and dominant eye, namely have the angle of acute angle between the optical axis of secondary eye camera 9 and the optical axis of dominant eye camera 6, this angle is as being 15 ° ~ 30 °, and this scope can effectively reduce the blind area between dominant eye and secondary eye camera 9.Each camera is also provided with camera lens 1.The reason of such setting is, as shown in Figure 2, dominant eye camera 6 is topmost image acquisition equipments, is positioned at " front ".Dominant eye camera 6 is binocular cameras, needs the best visual field, and the main limit of therefore installing dominant eye camera 6 needs longer compared with other secondary.And secondary eye camera 9 assisting as dominant eye camera 6, its ambient signals gathered is used for the video frequency signal processing process cofactor that dominant eye camera 6 obtains, therefore all has in all directions.Optical axis included angle between dominant eye camera 6 and secondary eye camera 9 is unsuitable excessive, through inventor's test and the requirement of image processing process, arrange the above-mentioned angle number of degrees can ensure these cameras in the horizontal direction video acquisition 360 ° do not stay dead angle, eliminate vision dead zone, and in such distribution, angle, the image information obtained between these cameras does not have overlap substantially, or overlapping considerably less, and this is also just very beneficial for the image processing process in later stage.But above-mentioned angle is also unsuitable excessive, because whole vision system 25 carrys out drived control by drive system, obtaining the image information of scenery beyond dominant eye camera 6 visual range as at a time needed, now must have the some of dominant eye camera 6 side or multiple secondary eye camera 9 in the image information obtaining this scenery.If the information that secondary eye camera 9 obtains enough processor make a policy, so just do not need the intervention of dominant eye camera 6.
Such as have barrier in the side of Current vision platform, dominant eye camera 6 can not be seen, the current current direction of robot that this vision platform is installed is the optical axis direction of dominant eye camera 6.Obstacle information is passed to processor by the secondary eye camera 9 of side, if the enough processors of image information transmitted judge, judges that the barrier of side does not affect the current of current robot, does not so just need the angle changing vision system 25; If the information that secondary eye camera 9 provides is not enough to judge decision-making for processor, so by drive system, change the direction of vision system 25, by dominant eye camera 6 towards the direction become facing to barrier, carry out IMAQ and follow-up judgement by the powerful picture acquisition power of dominant eye camera 6.Notice in above process, as changed the direction of vision system 25 by drive system, will energy consumption be increased, and be unfavorable for traveling process simultaneously.General robotic vision blind area mainly appears at the region that camera can not cover, this camera distributed architecture is provided with to this this programme, eliminate vision dead zone, make vision system 25 when not required that they be so (as turned, or level changes direct of travel) can reduce as far as possible because vision system 25 changes the image procossing burden brought to processor, thus ensure that the overall serviceability of robot.
Particularly, in dominant eye camera 6 installation process, can extend out a part of stripe board 61 on the main limit of upper mainboard 4 and middle mainboard 10, and be arranged between these two stripe board 61 by a pair dominant eye camera 6, its side is locked by the second fixture 8.
Second fixture 8 adopts cross plate structure, utilizes consolidation fixed head 14 thereon and bolt and nut 19 and upper mainboard 4, middle mainboard 10 fastening.Secondary eye camera 9 is fixed on upper mainboard 4, middle mainboard 10 by the first fixture 7, and the first fixture 7 is identical with the second fixture 8 structure.
Between middle mainboard 10 and lower mainboard 13, be provided with converter 2, converter 2 is connected with described dominant eye camera 6, secondary eye camera 9, and is connected with the CPU of robot, sends to policy-making body by after the image information conversion process of collection.
As shown in Figure 3, damper 26 comprises gripper shoe 17, symmetrical multiple by fixing hollow of the 3rd bolt 16 and without the stationary magazine creel 15 of end face in gripper shoe 17, axostylus axostyle 18 is provided with in stationary magazine creel 15, axostylus axostyle 18 end winding support limited location plate, axostylus axostyle 18 is set with spring 24, and one end of spring 24 is fixed on bottom stationary magazine creel 15, the other end of spring 24 is fixed on limiting plate, and limiting plate is connected with housing by the first bolt 5.
The lower end of damper 26 is driving mechanisms, and upper end is housing, has effectively cushioned the vibrations bringing each precision instrument in vision system 25 in driving mechanism and robot kinematics, protection instrument.Shock mitigation system uses spring 24 damping, and spring 24 is main damping parts, combines with other retaining element, just can meet demand of the present invention.The axostylus axostyle 18 passed in spring 24 is used for preventing spring 24 upper and lower surface from wrapping up coming off of part.
Drive system 27 comprises motor 22, motor 22 adopts two-phase stepping motor, and the output shaft of motor 22 is incomplete cylinders, and the output shaft of motor 22 is fixed with base plate by connecting rod 20, be interference fit between the output shaft of motor 22 and connecting rod 20, key that can be extra; Base plate passes through the 4th bolt 21 and the nut 19 coordinated with the 4th bolt 21 and damper 26 to be fixed.By the driving of motor 22, vision system 25 can be made to rotate freely in horizontal plane, according to the control instruction of robot to motor 22, change the anglec of rotation of vision system 25.
This vision platform of this programme, adopts bionics structure, adopts the mode of stereoscopic vision+six order visual cooperation, similar with the physiological structure of spider, thus ensures the stationarity in overall traveling process and vision covering.The vision platform of this programme, can be installed in all kinds of robot system, such as wheeled robot, caterpillar type robot, mechanical legged mobile robot etc. easily.By rational image capturing system, for processor provides high-quality image information, thus provide strong support for the operation of processor to robot.
Claims (7)
1. a multi-vision visual system, comprise vision system (25), it is characterized in that, described vision system (25) is arranged on a drive system (27) by damper (26), and vision system (25) can rotate under the effect of drive system (27) in horizontal plane; Vision system (25) comprises housing, and hull outside is distributed with a pair dominant eye camera (6) and multiple secondary eye camera (9), and wherein the optical axis of a pair dominant eye camera (6) is parallel to each other.
2. multi-vision visual system as claimed in claim 1, it is characterized in that, described housing comprises upper mainboard (4) arranged in parallel, middle mainboard (10) and lower mainboard (13), connected by the first support member (3) between upper mainboard (4) and middle mainboard (10), connected by the second support member (12) between middle mainboard (10) and lower mainboard (13), described dominant eye camera (6) and secondary eye camera (9) are arranged on the outer fix between mainboard (4) and middle mainboard (10).
3. multi-vision visual system as claimed in claim 2, it is characterized in that, be provided with converter (2) between described middle mainboard (10) and lower mainboard (13), converter (2) is connected with described dominant eye camera (6), secondary eye camera (9).
4. multi-vision visual system as claimed in claim 2, it is characterized in that, described upper mainboard (4) is octagon plate, and eight limits of upper mainboard (4) are parallel to each other between two; In four opposite side that upper mainboard (4) is parallel, wherein the length of side on pair of parallel limit is greater than other length of sides to parallel edges, this a pair parallel edges is called main limit, other limits are called secondary, a pair described dominant eye camera (6) is arranged on a wherein limit on main limit, and each secondary is provided with a secondary eye camera (9).
5. multi-vision visual system as claimed in claim 1, it is characterized in that, described damper (26) comprises gripper shoe (17), gripper shoe (17) is upper symmetrical multiple by fixing hollow of the 3rd bolt (16) and without the stationary magazine creel (15) of end face, axostylus axostyle (18) is provided with in stationary magazine creel (15), axostylus axostyle (18) end winding support limited location plate, axostylus axostyle (18) is set with spring (24), one end of spring (24) is fixed on stationary magazine creel (15) bottom, the other end of spring (24) is fixed on limiting plate, limiting plate is connected with housing by the first bolt (5).
6. multi-vision visual system as claimed in claim 1, it is characterized in that, described drive system (27) comprises motor (22), the output shaft of motor (22) is fixed with base plate by connecting rod (20), and base plate is fixedly connected with damper (26) by the 4th bolt (21) and the nut (19) that coordinates with the 4th bolt (21).
7. multi-vision visual system as claimed in claim 1, it is characterized in that, the angular range between the optical axis of described secondary eye camera (9) and the optical axis of dominant eye camera (6) is 15 ~ 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520834809.4U CN205111863U (en) | 2015-08-18 | 2015-10-27 | Many meshes visual system |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015206225916 | 2015-08-18 | ||
| CN201520622591 | 2015-08-18 | ||
| CN201520834809.4U CN205111863U (en) | 2015-08-18 | 2015-10-27 | Many meshes visual system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205111863U true CN205111863U (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520834809.4U Expired - Fee Related CN205111863U (en) | 2015-08-18 | 2015-10-27 | Many meshes visual system |
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| CN (1) | CN205111863U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215998A (en) * | 2015-08-18 | 2016-01-06 | 长安大学 | The multi-vision visual platform of a kind of imitative spider |
| CN107944439A (en) * | 2017-11-09 | 2018-04-20 | 苏州铭冠软件科技有限公司 | A kind of device for visual identification |
| CN109366528A (en) * | 2018-12-04 | 2019-02-22 | 长安大学 | A kind of multi-vision visual device |
-
2015
- 2015-10-27 CN CN201520834809.4U patent/CN205111863U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215998A (en) * | 2015-08-18 | 2016-01-06 | 长安大学 | The multi-vision visual platform of a kind of imitative spider |
| CN105215998B (en) * | 2015-08-18 | 2017-05-24 | 长安大学 | Spider-imitating multi-vision platform |
| CN107944439A (en) * | 2017-11-09 | 2018-04-20 | 苏州铭冠软件科技有限公司 | A kind of device for visual identification |
| CN109366528A (en) * | 2018-12-04 | 2019-02-22 | 长安大学 | A kind of multi-vision visual device |
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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: 20160330 Termination date: 20161027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |