CN211085157U - Surface structured light three-dimensional camera - Google Patents
Surface structured light three-dimensional camera Download PDFInfo
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- CN211085157U CN211085157U CN201922474595.5U CN201922474595U CN211085157U CN 211085157 U CN211085157 U CN 211085157U CN 201922474595 U CN201922474595 U CN 201922474595U CN 211085157 U CN211085157 U CN 211085157U
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- adjusting device
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- screw rod
- protective housing
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Abstract
the utility model discloses a three-dimensional camera of surface texture light, its structure includes the protective housing, the calibration scale, adjusting device, the laser hole, the camera hole, the bottom plate, the speculum, the DL projecting apparatus, the camera, protective housing and base threaded connection, calibration scale and protective housing one-tenth integrated into one piece, adjusting device fixed install on the bottom plate, the laser hole becomes integrated into one piece with the protective housing, the camera hole becomes integrated into one piece with the protective housing, speculum and adjusting device fixed connection, the DL projecting apparatus is fixed to be installed on the bottom plate, camera and adjusting device fixed connection, the utility model discloses a carry out the compactness with camera and DL projecting apparatus and discharge, small, simultaneously the utility model discloses an angle that adjusting device can adjust speculum and camera makes it can adjust working distance in a flexible way, avoids influencing the relative angle between camera and the DL projecting apparatus because working distance is too big.
Description
Technical Field
The utility model relates to a three-dimensional camera field, specific is a three-dimensional camera of face structured light.
Background
the structured light vision three-dimensional reconstruction technology has the advantages of wide range, non-contact, high speed, good system flexibility, moderate precision and the like, is widely applied to the fields of three-dimensional model reconstruction, three-dimensional feature extraction, object surface contour three-dimensional information measurement and the like, and the three-dimensional camera using the D L P projector as an active light source has the characteristics of high projection speed, high reconstruction precision, large projected picture capacity and the like.
meanwhile, the visual field range and the working distance of the three-dimensional camera are mainly determined by factors such as a camera lens, a lens, the relative distance and the angle between the camera and the D L P projector, and the like, and the working distance of the camera in the market cannot be flexibly adjusted, wherein the maximum influence on the working distance is the relative angle between the camera and the D L P projector.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a three-dimensional camera of face structured light adopts the projected structure of reflection to make the camera space reduce, sets up angle adjustment mechanism for camera, speculum simultaneously, reaches the purpose of the three-dimensional reconstruction of the three-dimensional camera field of vision of quick adjustment in order to adapt to different size objects.
in order to achieve the purpose, the utility model discloses a three-dimensional camera of face structure light, its structure includes protective housing, calibration scale, adjusting device, laser hole, camera hole, bottom plate, speculum, D L P projecting apparatus, camera, protective housing and base threaded connection, calibration scale becomes integrated into one piece with the protective housing, adjusting device fixes and installs on the bottom plate, the laser hole becomes integrated into one piece with the protective housing, camera hole becomes integrated into one piece with the protective housing, speculum and adjusting device fixed connection, D L P projecting apparatus fixes and installs on the bottom plate, camera and adjusting device fixed connection.
Furthermore, adjusting device includes carousel, pivot, screw rod support, screw rod, carousel and protective housing threaded connection, the pivot becomes integrated into one piece with the screw rod, the screw rod support is fixed to be installed on the bottom plate, screw rod and screw rod support inner wall normal running fit.
Furthermore, the number of the adjusting devices is two, and the adjusting devices are fixedly arranged on two sides of the bottom plate respectively.
Furthermore, the camera is fixedly arranged on the adjusting device on the left side of the bottom plate, and the reflector is fixedly arranged on the adjusting device on the right side of the bottom plate.
Furthermore, the number of the screw rod supports on the adjusting device is two, and the two screw rod supports are matched with the screw rod.
Furthermore, the rotating shaft on the adjusting device penetrates through the hole of the calibration scale and is flush with the protective shell.
Furthermore, the screw rod support is fixedly connected to the bottom plate through threads, and the screw rod is in running fit with the inner wall of the screw rod support.
Furthermore, the rotating disc is in meshing transmission with the rotating shaft.
furthermore, the DLP projector is fixedly connected to the bottom plate through screws.
Advantageous effects
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses carry out the compactness with camera and D L P projecting apparatus and discharge, the three-dimensional camera space reduces, simultaneously the utility model discloses an adjusting device can adjust the angle of speculum and camera under the condition of not opening the shell, makes it can adjust working range and distance in a flexible way, makes its three-dimensional reconstruction that adapts to the object of equidimension not.
Drawings
Fig. 1 is a schematic structural diagram of a three-dimensional camera with surface structured light according to the present invention.
Fig. 2 is a schematic diagram of the internal structure of the surface structured light three-dimensional camera according to the present invention.
Fig. 3 is a schematic view of the top view structure inside the surface structured light three-dimensional camera according to the present invention.
Fig. 4 is a schematic structural diagram of the adjusting device of the present invention.
in the figure, a protective shell-1, a calibration scale-2, an adjusting device-3, a laser hole-4, a camera hole-5, a bottom plate-6, a reflector-7, a digital projection projector-8, a camera-9, a turntable-a, a rotating shaft-b, a screw rod support-c and a screw rod-D.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments, not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Examples
as shown in fig. 1-4, the utility model provides a three-dimensional camera of face structure light, its structure includes protective housing 1, calibration scale 2, adjusting device 3, laser hole 4, camera hole 5, bottom plate 6, speculum 7, D L P projecting apparatus 8, camera 9, protective housing 1 and 6 threaded connection of base, calibration scale 2 becomes integrated into one piece with protective housing 1, adjusting device 3 is fixed to be installed on bottom plate 6, laser hole 4 becomes integrated into one piece with protective housing 1, camera hole 5 becomes integrated into one piece with protective housing 1, speculum 7 and 3 fixed connection of adjusting device, D L P projecting apparatus 8 is fixed to be installed on bottom plate 6, camera 9 and adjusting device 3 fixed connection, adjusting device 3 includes carousel a, pivot b, screw rod support c, screw rod D, carousel a and 1 threaded connection of protective housing, pivot b and screw rod D become integrated into one piece, screw rod support c is fixed to be installed on bottom plate 6, screw rod D and screw rod support c inner wall threaded connection, adjusting device 3 is total two, adjusting device 3 is installed respectively at the fixed connection of bottom plate 6 fixed support of bottom plate 6 and the screw rod support 3 c, the screw rod is installed on two mutual screw rod supports 3 parallel and the adjustment screw rod support 3 parallel and screw rod 3 c, the adjustment device is installed on the bottom plate 6 parallel and adjustment screw rod support 3 c, the adjustment screw rod support 3 is connected through the adjustment screw rod support 3 is connected on the total screw rod support 3 the adjustment device 3 c, the adjustment screw rod support 3 is connected
the working principle of the utility model is explained as follows, under the normal working state of the three-dimensional camera, the D L P projector 8 projects a pattern, passes through the projection hole 4 after being reflected by the reflector 7 and projects the pattern on the surface of the target object, and the camera 9 acquires the image projected by the projection pattern on the target object through the camera hole 5;
when the visual field range of the three-dimensional camera needs to be adjusted, the angle of the camera 9 is adjusted through the adjusting device 3 on the left side of the bottom plate 6, and the angle of the reflector 7 is adjusted through the adjusting device 3 on the right side of the bottom plate 6, so that the visual field of the D L P projector 8 and the visual field of the camera 9 are overlapped to a certain degree, and the purpose of adjusting the visual field and the working distance of the whole three-dimensional camera is achieved;
When the adjusting device 3 is used, the rotating shaft b on the rotating device 3 drives the screw rod d to rotate, and the screw rod d rotates to drive the secondary wheel on the turntable a to rotate, so that the angles of the camera 9 and the reflector 7 are adjusted.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. the utility model provides a three-dimensional camera of face structured light, its structure includes protective housing (1), calibration scale (2), adjusting device (3), laser hole (4), camera hole (5), bottom plate (6), speculum (7), D L P projecting apparatus (8), camera (9), its characterized in that:
protective housing (1) and bottom plate (6) threaded connection, calibration scale (2) become the integrated into one piece with protective housing (1), adjusting device (3) are fixed to be installed on bottom plate (6), laser hole (4) become the integrated into one piece with protective housing (1), camera hole (5) become the integrated into one piece with protective housing (1), speculum (7) and adjusting device (3) fixed connection, D L P projecting apparatus (8) are fixed to be installed on bottom plate (6), camera (9) and adjusting device (3) fixed connection.
2. The area structured light three-dimensional camera according to claim 1, wherein: adjusting device (3) are including carousel (a), pivot (b), screw rod support (c), screw rod (d), carousel (a) and bottom plate (6) threaded connection, pivot (b) and screw rod (d) one-tenth integration shaping, screw rod support (c) are fixed to be installed on bottom plate (6), screw rod (d) and screw rod support (c) inner wall normal running fit.
3. The area structured light three-dimensional camera according to claim 1, wherein: the number of the adjusting devices (3) is two, and the adjusting devices (3) are fixedly arranged on two sides of the bottom plate (6) respectively.
4. The area structured light three-dimensional camera according to claim 1, wherein: the camera (9) is fixedly arranged on the adjusting device (3) on the left side of the bottom plate (6), and the reflector (7) is fixedly arranged on the adjusting device (3) on the right side of the bottom plate (6).
5. The area structured light three-dimensional camera according to claim 2, wherein: the screw rod supports (c) on the adjusting device (3) are two in total, and the two screw rod supports (c) are matched with the screw rod (d).
6. The area structured light three-dimensional camera according to claim 1, wherein: and a rotating shaft (b) on the adjusting device (3) penetrates through a hole of the calibration scale (2) and is flush with the protective shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922474595.5U CN211085157U (en) | 2019-12-31 | 2019-12-31 | Surface structured light three-dimensional camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922474595.5U CN211085157U (en) | 2019-12-31 | 2019-12-31 | Surface structured light three-dimensional camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211085157U true CN211085157U (en) | 2020-07-24 |
Family
ID=71628399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922474595.5U Active CN211085157U (en) | 2019-12-31 | 2019-12-31 | Surface structured light three-dimensional camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211085157U (en) |
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2019
- 2019-12-31 CN CN201922474595.5U patent/CN211085157U/en active Active
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