CN204043632U - A kind of structure based light multiple plate three-dimensional measurement instrument apparatus - Google Patents
A kind of structure based light multiple plate three-dimensional measurement instrument apparatus Download PDFInfo
- Publication number
- CN204043632U CN204043632U CN201420497261.4U CN201420497261U CN204043632U CN 204043632 U CN204043632 U CN 204043632U CN 201420497261 U CN201420497261 U CN 201420497261U CN 204043632 U CN204043632 U CN 204043632U
- Authority
- CN
- China
- Prior art keywords
- camera
- camera lens
- meter case
- switch block
- base plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses a kind of structure based light multiple plate three-dimensional measurement instrument apparatus, and described device comprises measuring instrument base plate, optical grating projection instrument and at least two pairs of three-dimensional regulating mechanisms; Described three-dimensional regulating mechanism is fastened on described measuring instrument base plate top, is symmetrically distributed in the both sides of described measuring instrument base plate, and described optical grating projection instrument is fastened on described measuring instrument base plate bottom; Described three-dimensional regulating mechanism comprises horizontal switch block and vertical switch block, is all using the firmware of stiff end as rotating hinge when regulating described horizontal switch block and vertical switch block; Described vertical switch block there is phase seat in the plane.The utility model has and facilitates adjustment to carry, and can realize multiple plate scanning, measure accuracy advantages.
Description
Technical field
The utility model relates to three-dimensional measurement field, particularly a kind of structure based light multiple plate three-dimensional measurement instrument apparatus.
Background technology
Along with the development of modern industry manufacture level, product component adopts irregular complex curved surface in a large number, the links such as its design, production, detection, test need to carry out a large amount of D surface contouring and digitization modeling, are badly in need of quick, efficient, accurate, portable measuring three-dimensional morphology technology and equipment.
The three-dimensional appearance scanning device of structure based light method measuring principle, single sweep operation breadth size 32mm ~ 3m, antijamming capability be strong, affect little by measured workpiece surface dull, and can the workpiece of measured surface acute variation.In order to improve efficiency and the portability of scanning device further, all develop business-like two sided spatial digitizer both at home and abroad, but still have much room for improvement at the design aspect of breadth adjusting device, the structure of design is comparatively complicated, by direct for camera naked leakage outside, have impact on the overall aesthetics of equipment.
Utility model content
For the defect existed in prior art, the utility model provides a kind of structure based light multiple plate three-dimensional measurement instrument apparatus.
A kind of structure based light multiple plate three-dimensional measurement instrument apparatus, described device comprises measuring instrument base plate, optical grating projection instrument, at least two pairs of three-dimensional regulating mechanisms, meter case and camera lens shells; Described three-dimensional regulating mechanism is fastened on described measuring instrument base plate top, is symmetrically distributed in the both sides of described measuring instrument base plate, and described optical grating projection instrument is fastened on described measuring instrument base plate bottom; Described three-dimensional regulating mechanism comprises horizontal switch block and vertical switch block, wherein: described horizontal switch block is fixed by two firmwares and described measuring instrument base plate, and one of them firmware is fixed by a circular hole, and another firmware is fixed by the slotted eye of circular arc; Described vertical switch block is laterally fixed by four firmwares and horizontal switch block, and wherein two firmwares are fixed by circular hole, and two other firmware is fixed by the slotted eye of circular arc; All using the firmware of stiff end as rotating hinge when regulating described horizontal switch block and vertical switch block; Described vertical switch block there is phase seat in the plane; Described meter case is divided into meter case camera part and meter case projector part, is fastened on the upper and lower of described measuring instrument base plate respectively; Described meter case size is as the criterion so that the camera lens of camera lens and optical grating projection instrument can be avoided to be touched; Described camera lens shell can block camera lens, and described camera lens shell is connected in the mode of removably connecting with described meter case camera part.
The utility model tool has the following advantages:
1, camera lens shell and meter case detachably, add the convenience that camera lens regulates;
2, adopt unique three-dimensional regulating mechanism, add the dirigibility regulating camera angle;
3, measuring instrument base plate is configured with the phase seat in the plane of multiple symmetry, adds the convenience switching camera breadth;
4, adopt magnet to connect camera lens shell and meter case, add the convenience of dismounting;
5, adopt the camera lens shell of outs open, add the convenience of the camera switching different breadth;
6, adopt camera lens shell and meter case encapsulation camera and optical grating projection instrument, to avoid in use procedure maloperation and because people is for touching or transporting reasons such as jolting, cause Angle between two cameras to change and the trouble readjusted, increase work efficiency;
7, meter case jug, is convenient for carrying.
Accompanying drawing explanation
Fig. 1 is the primary structure schematic diagram of the utility model device;
Fig. 2 is the utility model three regulating device concrete structure schematic diagram;
In figure, 5 is measuring instrument base plate; One in 6 hexagon socket head cap screws fixed for horizontal switch block and measuring instrument base plate; 7 is horizontal switch block; One in 8 hexagon socket head cap screws fixed for vertical switch block and horizontal switch block; 9 is vertical switch block;
Fig. 3 is the utility model camera lens shell handling schematic diagram;
In figure, 1 is camera lens shell; 2 is meter case; 3 is projector hole; 4 is camera;
Fig. 4 is that the utility model camera lens shell exchanges schematic diagram.
Embodiment
In a basic embodiment, the utility model discloses following technical scheme: a kind of structure based light multiple plate three-dimensional measurement instrument apparatus, described device comprises measuring instrument base plate, optical grating projection instrument, at least two pairs of three-dimensional regulating mechanisms, meter case and camera lens shells; Described three-dimensional regulating mechanism is fastened on described measuring instrument base plate top, is symmetrically distributed in the both sides of described measuring instrument base plate, and described optical grating projection instrument is fastened on described measuring instrument base plate bottom; Described three-dimensional regulating mechanism comprises horizontal switch block and vertical switch block, wherein: described horizontal switch block is fixed by two firmwares and described measuring instrument base plate, and one of them firmware is fixed by a circular hole, and another firmware is fixed by the slotted eye of circular arc; Described vertical switch block is laterally fixed by four firmwares and horizontal switch block, and wherein two firmwares are fixed by circular hole, and two other firmware is fixed by the slotted eye of circular arc; All using the firmware of stiff end as rotating hinge when regulating described horizontal switch block and vertical switch block; Described vertical switch block there is phase seat in the plane; Described meter case is divided into meter case camera part and meter case projector part, is fastened on the upper and lower of described measuring instrument base plate respectively; Described meter case size is as the criterion so that the camera lens of camera lens and optical grating projection instrument can be avoided to be touched; Described camera lens shell can block camera lens, and described camera lens shell is connected in the mode of removably connecting with described meter case camera part.
In the present embodiment, as shown in Figure 1, on described measuring instrument base plate, left and right is symmetrically distributed with at least 2 pairs of three-dimensional regulating mechanisms, and described three-dimensional regulating mechanism has phase seat in the plane, there is different breadth coverages different phase seats in the plane.As shown in Figure 2, described phase seat in the plane is on the vertical switch block (9) of described three-dimensional regulating mechanism, for placing camera, described three-dimensional regulating mechanism also has horizontal switch block (7) except there being vertical switch block, described vertical switch block is laterally fixed by four firmwares and horizontal switch block, wherein two firmwares are fixed by circular hole, and two other firmware is fixed by the slotted eye of circular arc, utilizes clearance fit; Described horizontal switch block is fixed by two firmwares and described measuring instrument base plate (5), and one of them firmware is fixed by a circular hole, and another firmware is fixed by the slotted eye of circular arc, utilizes clearance fit equally; During Level tune, two firmwares are loosened, base is moved along slotted eye, thus change the level angle of camera; During vertical adjustment, all loosened by four firmwares, the vertical direction of camera being rotated, screws four firmwares after adjustment again, is all using the firmware of stiff end as rotating hinge during adjustment.Horizontal switch block described here and the fastening firmware used of measuring instrument base plate, and described horizontal switch block and the fastening firmware used of vertical switch block can be different.As shown in Figure 3, described device also comprises meter case (2), and described meter case is divided into meter case camera part and meter case projector part, is fastened on the upper and lower of described measuring instrument base plate respectively; Described meter case size is as the criterion so that the camera lens of camera lens and optical grating projection instrument can be avoided to be touched.By using meter case, camera lens is stashed by projector and camera lens dexterously, decrease in actual measurement because people touches or transport the situation that the reason of jolting causes the angle of camera to change to occur, and succinctly attractive in appearance, improve measurement efficiency.
Preferably, described firmware comprises bolt, screw rod and other firmware having screwing and loosen function; Preferred, as shown in (6) and (8) in Fig. 2, the utility model selects hexagon socket head cap screw as firmware.。For convenience of transport, described measuring instrument base plate needs firm solid, and preferably, described measuring instrument base plate is high-strength steel sheet.
In three-dimensional measurement, grating project has the advantages such as principle is simple, measuring accuracy is high, speed is fast, and device of the present invention designs to better apply grating project just.Preferably, the center section below the measuring instrument base plate of this device is provided with optical grating projection instrument.During measurement, described device projects several multiple frequency gratings on object under test, two the camera synchronous acquisition respective images formed an angle, then image is decoded and phase calculation, again by utilizing Stereo Matching Technology, principle of triangulation, calculate the three-dimensional coordinate of pixel in two public vision areas of video camera.
For adapting to different breadth scanning, described optical grating projection device can correspondingly change to the distance on object under test surface.For enabling optical grating projection device project apparent chequered with black and white grating on the surface at object under test, when regulating different breadth, except regulating two camera distance, Angle between two cameras and lens focus, also need the focal length regulating corresponding grating projection arrangement.
Set forth the utility model further below.Should be understood that all embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
Preferably, as shown in (1) of Fig. 3, it can be this device configuration camera lens shell.
Preferred, described camera lens shell is connected by magnet with described meter case camera part.
Optionally, described camera lens shell while be connected with on the upside of described meter case camera part or downside, when camera (4) does not work, by described camera lens casing cover in described meter case camera part, when camera works, described camera lens shell is pulled away from described meter case camera part and stays open state.
Optionally, the material of described camera lens shell and meter case comprises ABS resin or other has high strength, heat-resisting impact-resistant material, selects the convenient transport of such material.
Optionally, described meter case can jug, and this handle can be connected with meter case by fastening component, and described firmware comprises bolt or other firmware, also can be one-body molded with meter case, is convenient for measuring carrying of instrument.
In another embodiment, preferably, there is projector hole (3) centre of described meter case projector part, refers to Fig. 3, and described projector hole does not affect the drop shadow spread of the optical grating projection instrument of the center section being fastened on measuring instrument base plate bottom; Have camera opening before described meter case camera part, described camera openings of sizes does not affect cameras line; After described meter case camera part and meter case projector part, have the bonnet regulating opening and mate with described adjustment opening, the size of described adjustment opening is as the criterion with the angle or focal length that do not affect adjustment camera or optical grating projection instrument.
For this embodiment, the camera mating work with measuring instrument device described in the utility model can be two or more camera, but the camera simultaneously worked is two cameras on identical phase seat in the plane.So-called identical phase seat in the plane is identical two phase seats in the plane, distance meter base plate centre position, such as, when needs four industrial cameras provide the coverage of two breadths, two cameras being all inner side or two cameras being all outside are the camera on identical phase seat in the plane.Operationally, cause angle to change because multiple camera may be encountered because of maloperation the camera mixed up, thus with camera lens shell, the current camera lens do not used is covered up, the generation of this problem can well be avoided.
In the present embodiment, for the opening before meter case, do not limit opening shape, its size is by following principle: size does not all affect the work of camera or the work of optical grating projection instrument, and camera lens or optical grating projection instrument camera lens all can not expose and touched outside opening.
In the present embodiment, by opening cleverly, what the maloperation avoided operationally caused touches, more convenient regulating device, and does not need camera or projector to regulate to be encapsulated in meter case again, uses and has more dirigibility.
On the basis of above-described embodiment, the both sides of the meter case camera part in the present embodiment have camera opening, described camera lens shell is provided with camera lens opening, when described camera lens shell is assemblied on described camera opening, described camera lens opening can not affect the camera work of identical phase seat in the plane, and the camera work of the identical phase seat in the plane be originally blocked can not be affected after exchanging the assembling of described camera lens shell, described identical phase seat in the plane is apart from identical phase seat in the plane to described measuring instrument base plate centre position.
Preferred, described camera lens shell arranges camera lens opening, and described camera lens opening is symmetrical about the vertical line of described measuring instrument base plate after described camera lens shell fit on.When use four phase seats in the plane, two camera potential energies near described device center section enough realize the scanning of 200mm × 150mm breadth, and two camera potential energies away from described device center section enough realize the scanning of 400mm × 300mm breadth.Use the described camera lens shell in the present embodiment, be arranged on after in meter case by camera lens shell, its opening is just for one group of camera lens work, and its shield portions blocks other camera lens.As shown in Figure 4, when exchanging camera lens shell, the conversion of different breadth can be realized.When camera lens shell shelters from two camera lens away from described device center section, the camera lens of work can realize the scanning of 200mm × 150mm breadth, after exchanging camera lens shell, two camera lens away from described device center section scan, and its sweep limit is 400mm × 300mm.
Optionally, can arrange catch on the camera lens opening of described camera lens shell, described catch can promote to block the camera lens not needing work, by mobile catch, realizes the conversion of different breadth.When use four phase seats in the plane, two camera potential energies near described device center section enough realize the scanning of 200mm × 150mm breadth, and two camera potential energies away from described device center section enough realize the scanning of 400mm × 300mm breadth.When catch shelters from two camera lens away from described device center section, the camera lens of work can realize the scanning of 200mm × 150mm breadth, when mobile catch covers two camera lens near described device center section, two camera lens away from described device center section scan, and its sweep limit is 400mm × 300mm.
For the scanning in single width face, sweep object for different size needs to erect different measuring instruments, and operation exception is loaded down with trivial details, is integrated into by two or more breadths now on an equipment, only need exchange camera lens shell just can easily be switched to another breadth, improves work efficiency.
For the utility model, not only convenient adjustment, easy to carry, simply attractive in appearance, and measure accurately, and the different breadth of device, once mix up, only need switch breadth in use, easy to use, can increase work efficiency.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what stress is all the difference with other embodiments, between each embodiment identical similar part mutually see.For system embodiment, due to itself and embodiment of the method basic simlarity, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
Above multiple plate three-dimensional measurement instrument apparatus provided by the utility model is described in detail, apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (7)
1. a structure based light multiple plate three-dimensional measurement instrument apparatus, is characterized in that:
Described device comprises measuring instrument base plate, optical grating projection instrument, at least two pairs of three-dimensional regulating mechanisms, meter case and camera lens shells;
Described three-dimensional regulating mechanism is fastened on described measuring instrument base plate top, is symmetrically distributed in the both sides of described measuring instrument base plate, and described optical grating projection instrument is fastened on described measuring instrument base plate bottom;
Described three-dimensional regulating mechanism comprises horizontal switch block and vertical switch block, wherein:
Described horizontal switch block is fixed by two firmwares and described measuring instrument base plate, and one of them firmware is fixed by a circular hole, and another firmware is fixed by the slotted eye of circular arc;
Described vertical switch block is laterally fixed by four firmwares and horizontal switch block, and wherein two firmwares are fixed by circular hole, and two other firmware is fixed by the slotted eye of circular arc; All using the firmware of stiff end as rotating hinge when regulating described horizontal switch block and vertical switch block; Described vertical switch block there is phase seat in the plane;
Described meter case is divided into meter case camera part and meter case projector part, is fastened on the upper and lower of described measuring instrument base plate respectively; Described meter case size is as the criterion so that the camera lens of camera lens and optical grating projection instrument can be avoided to be touched;
Described camera lens shell can block camera lens, and described camera lens shell is connected in the mode of removably connecting with described meter case camera part.
2. device according to claim 1, is characterized in that: described firmware comprises bolt, screw rod and other firmware having screwing and loosen function.
3. device according to claim 1, is characterized in that: there is projector hole the centre of described meter case projector part, and described projector hole does not affect the drop shadow spread of the optical grating projection instrument of the center section being fastened on measuring instrument base plate bottom; Have camera opening before described meter case camera part, described camera openings of sizes does not affect cameras line; After described meter case camera part and meter case projector part, have the bonnet regulating opening and mate with described adjustment opening, the size of described adjustment opening is as the criterion with the angle or focal length that do not affect adjustment camera or optical grating projection instrument.
4. device according to claim 1, is characterized in that: described camera lens shell is connected by magnet with described meter case camera part.
5. device according to claim 1, is characterized in that: the material of described camera lens shell and meter case comprises ABS resin or other has high strength, heat-resisting impact-resistant material.
6. device according to claim 1, it is characterized in that: the both sides of described meter case camera part have camera opening, described camera lens shell is provided with camera lens opening, when described camera lens shell is assemblied on described camera opening, described camera lens opening can not affect the camera work of identical phase seat in the plane, and the camera work of the identical phase seat in the plane be originally blocked can not be affected after exchanging the assembling of described camera lens shell, described identical phase seat in the plane is apart from identical phase seat in the plane to described measuring instrument base plate centre position.
7. device according to claim 1, is characterized in that: described meter case band jug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420497261.4U CN204043632U (en) | 2014-08-29 | 2014-08-29 | A kind of structure based light multiple plate three-dimensional measurement instrument apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420497261.4U CN204043632U (en) | 2014-08-29 | 2014-08-29 | A kind of structure based light multiple plate three-dimensional measurement instrument apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204043632U true CN204043632U (en) | 2014-12-24 |
Family
ID=52244285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420497261.4U Active CN204043632U (en) | 2014-08-29 | 2014-08-29 | A kind of structure based light multiple plate three-dimensional measurement instrument apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204043632U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105269482A (en) * | 2014-12-31 | 2016-01-27 | 天津正天医疗器械有限公司 | Projector clamp for measuring thread type of bone screw |
| CN106412561A (en) * | 2016-11-11 | 2017-02-15 | 四川省科拓梦无人机科技有限公司 | Portable photographing structured light 3D scanner |
| CN106584090A (en) * | 2016-12-26 | 2017-04-26 | 清华大学 | Workpiece assembling method based on structured light three-dimensional measuring system |
| CN107339952A (en) * | 2017-07-28 | 2017-11-10 | 厦门思泰克智能科技股份有限公司 | A kind of three-dimensional measuring apparatus of each three direction projection of two groups of height |
| CN107764206A (en) * | 2017-11-22 | 2018-03-06 | 哈尔滨理工大学 | A kind of optical grating projection formula object surface appearance measurement apparatus of adjustable measurement angle |
| CN108151671A (en) * | 2016-12-05 | 2018-06-12 | 杭州先临三维科技股份有限公司 | A kind of 3 D digital imaging sensor, 3 D scanning system and its scan method |
-
2014
- 2014-08-29 CN CN201420497261.4U patent/CN204043632U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105269482A (en) * | 2014-12-31 | 2016-01-27 | 天津正天医疗器械有限公司 | Projector clamp for measuring thread type of bone screw |
| CN106412561A (en) * | 2016-11-11 | 2017-02-15 | 四川省科拓梦无人机科技有限公司 | Portable photographing structured light 3D scanner |
| CN108151671A (en) * | 2016-12-05 | 2018-06-12 | 杭州先临三维科技股份有限公司 | A kind of 3 D digital imaging sensor, 3 D scanning system and its scan method |
| CN108151671B (en) * | 2016-12-05 | 2019-10-25 | 先临三维科技股份有限公司 | A kind of 3 D digital imaging sensor, 3 D scanning system and its scan method |
| CN106584090A (en) * | 2016-12-26 | 2017-04-26 | 清华大学 | Workpiece assembling method based on structured light three-dimensional measuring system |
| CN107339952A (en) * | 2017-07-28 | 2017-11-10 | 厦门思泰克智能科技股份有限公司 | A kind of three-dimensional measuring apparatus of each three direction projection of two groups of height |
| CN107764206A (en) * | 2017-11-22 | 2018-03-06 | 哈尔滨理工大学 | A kind of optical grating projection formula object surface appearance measurement apparatus of adjustable measurement angle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204043632U (en) | A kind of structure based light multiple plate three-dimensional measurement instrument apparatus | |
| CN110057295A (en) | It is a kind of to exempt from the monocular vision plan range measurement method as control | |
| CN106767535B (en) | Contactless duplex measurement instrument and its measurement method | |
| CN204479038U (en) | Novel high resolving power vertical 3 D scanner | |
| CN205101804U (en) | Camera adjusting device of many breadths 3D scanning survey appearance | |
| JPWO2013187203A1 (en) | 3D measuring device and 3D measuring method | |
| CN204555989U (en) | A kind of plumb line coordinator on-line proving device | |
| CN103398669A (en) | Multi-axis linkage visual inspection method and equipment used for measuring free-form surface | |
| CN201041488Y (en) | Rock surface three-dimensional appearance measuring instrument | |
| JP2004220510A (en) | Three-dimensional shape measuring device, three-dimensional shape measuring method and target mark | |
| CN203432548U (en) | A camera three-dimensional adjusting apparatus of an industrial optical three-dimensional scanning device | |
| CN208125072U (en) | For obtaining the wireless hand-held three-dimensional scanning device of object surface three-dimensional morphology | |
| CN205156875U (en) | Camera angle adjusting device of three -dimensional appearance measuring apparatu of industry type | |
| CN108692660A (en) | 3D scanning means | |
| CN203479266U (en) | Breadth-changeable stereoscopic vision measuring device | |
| CN204154286U (en) | A kind of switching device shifter for two sided 3 D measuring instrument | |
| CN204346368U (en) | A kind of measuring system of electric wire structure | |
| CN101261114A (en) | Multi- lens measurement method | |
| CN203479268U (en) | Digital dense point cloud scanning device | |
| CN105563446B (en) | Hardware plank setting-out cutting assists device | |
| CN205102799U (en) | Camera contained angle adjusting device of three -dimensional appearance measuring apparatu of accurate industry type | |
| CN107339952B (en) | Three-dimensional measuring device for projection in three directions of high and low groups | |
| CN106705846A (en) | Device for measuring structure by means of image | |
| CN203981130U (en) | Teaching type 3-D scanning equipment camera three-dimensional regulating mechanism | |
| CN203824550U (en) | Multifunctional leveling staff support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |