CN215682480U - Automatic calibration machine for camera center shaft - Google Patents
Automatic calibration machine for camera center shaft Download PDFInfo
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- CN215682480U CN215682480U CN202121706896.7U CN202121706896U CN215682480U CN 215682480 U CN215682480 U CN 215682480U CN 202121706896 U CN202121706896 U CN 202121706896U CN 215682480 U CN215682480 U CN 215682480U
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- push rod
- fixed cylinder
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Abstract
The utility model discloses an automatic calibration machine for a camera center shaft, which comprises a main body, wherein the bottom end inside the main body is provided with lighting lamp light, the top end inside the main body is provided with a calibration glass plate, the top of the main body is provided with a first through hole, a fixed cylinder is arranged inside the first through hole, a lens main body and an image sensor are arranged inside the fixed cylinder, the outer part of the fixed cylinder is rotatably connected with a rotating ring, one side of the rotating ring is provided with an electric push rod, and one end of the push rod of the electric push rod is welded with a push block. The stepping motor can drive the gear ring to rotate so as to drive the rotating ring to rotate, the electric push rod can move at the moment, the push block is pushed by the electric push rod, the image sensor moves by the push block, so that the calibration is completed, and the lens main body can be connected with a computer during the calibration, so that the acquired image can be displayed on the computer end by the lens main body, and the stepping motor and the electric push rod can be matched with each other to calibrate the image sensor conveniently.
Description
Technical Field
The utility model relates to the technical field of camera calibration, in particular to an automatic calibration machine for a camera center shaft.
Background
The camera is also called a computer camera, a computer eye, an electronic eye and the like, is a video input device, is widely applied to aspects such as video conferences, telemedicine, real-time monitoring and the like, can be used for various popular digital images, video and audio processing and the like at present, and can be divided into a digital camera and an analog camera.
At present, the application of the camera is more and more extensive, the corresponding requirements of people on the camera are more and more high, the image sensor inevitably generates deviation in all directions during patch production and assembly, and further the inconsistency between the image center and the optical center of the lens is caused, so that the optical consistency and the imaging effect of the camera are poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides an automatic calibration machine for a central shaft of a camera.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an automatic calibration machine for camera center pin, includes the main part, the inside bottom of main part is equipped with illumination light, the inside top of main part is equipped with calibration glass board, first through-hole has been seted up at the top of main part, and the inside solid fixed cylinder that is equipped with of first through-hole, the inside of solid fixed cylinder are equipped with camera lens main part and image sensor, the outside rotation of solid fixed cylinder is connected with the swivel becket, and one side of swivel becket is equipped with electric putter, and electric putter's push rod one end welding has the ejector pad, the bottom welding of swivel becket has the ring gear, the top of main part is equipped with step motor, and step motor's output shaft one end welding has the gear, gear and ring gear meshing.
Furthermore, the inner wall welding of main part has the bearing frame, calibration glass board is in the top of bearing frame, and the top middle part of calibration glass board is scribbled and is equipped with the mark.
Furthermore, a fixing ring is welded inside the fixing cylinder.
Furthermore, the top end of the fixing ring is bonded with a rubber ring.
Furthermore, the top end of the fixed cylinder is provided with a limiting ring.
Furthermore, the outer wall of the fixed cylinder is provided with an opening, a positioning ring is arranged at the opening, one side of the positioning ring is welded with the rotating ring, and the push rod of the electric push rod penetrates through the rotating ring and the positioning ring.
Furthermore, the inner wall welding of rotating ring has two guide rings, the spout has been seted up to the outer wall of fixed section of thick bamboo, and the guide ring is in the inside of spout.
Furthermore, a protective ring is bonded on the inner wall of the limiting ring.
The utility model has the beneficial effects that:
1. through the arrangement of the stepping motor, the electric push rod and the rotating ring, the stepping motor can drive the gear ring to rotate so as to drive the rotating ring to rotate, the electric push rod can be moved at the moment, the push block is pushed by the electric push rod, and the image sensor is moved by the push block so as to finish calibration;
2. the calibration glass plate is arranged, the middle part of the top end of the calibration glass plate is coated with a mark, and the image sensor can be conveniently calibrated through the central mark on the calibration glass plate;
3. the fixing ring and the rubber ring are arranged, the image sensor and the lens main body can be conveniently placed on the fixing ring, and the image sensor can be prevented from being damaged in the moving process through the rubber ring;
4. the limiting ring is arranged and inserted into the fixing barrel, so that the lens can be fixed, and the image sensor can be conveniently moved and calibrated;
5. by arranging the positioning ring, the positioning ring moves in the opening, so that the position of the electric push rod can be changed, and the electric push rod can conveniently move and calibrate the image sensor;
6. by arranging the guide ring, the guide ring is convenient for the rotating ring to rotate outside the fixed cylinder, so that the image sensor can be conveniently calibrated;
7. through setting up the guard ring, the guard ring can protect the camera lens main part, avoids the camera lens main part to damage.
Drawings
Fig. 1 is a schematic front view of an automatic calibration machine for a central shaft of a camera according to embodiment 1;
fig. 2 is a schematic cross-sectional structural view of an automatic calibration machine for a central shaft of a camera according to embodiment 1;
fig. 3 is a schematic cross-sectional structural diagram of an automatic calibration machine for a central shaft of a camera according to embodiment 2.
In the figure: the device comprises a main body 1, a lighting lamp 2, a bearing frame 3, a calibration glass plate 4, a fixing barrel 5, an electric push rod 6, a rotating ring 7, a positioning ring 8, a push block 9, a limiting ring 10, a lens main body 11, an image sensor 12, a guide ring 13, a rubber ring 14, a fixing ring 15, a toothed ring 16, a stepping motor 17 and a protective ring 18.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-2, an automatic calibration machine for a camera center shaft comprises a main body 1, a lighting lamp 2 is arranged at the bottom inside the main body 1, a calibration glass plate 4 is arranged at the top inside the main body 1, a first through hole is formed in the top of the main body 1, a fixed cylinder 5 is arranged inside the first through hole, a lens main body 11 and an image sensor 12 are arranged inside the fixed cylinder 5, a rotating ring 7 is rotatably connected to the outside of the fixed cylinder 5, an electric push rod 6 is arranged on one side of the rotating ring 7, a push block 9 is welded at one end of a push rod of the electric push rod 6, a toothed ring 16 is welded at the bottom end of the rotating ring 7, a stepping motor 17 is arranged at the top of the main body 1, a gear is welded at one end of an output shaft of the stepping motor 17, the gear is meshed with the toothed ring 16, the toothed ring 16 can be driven to rotate by the stepping motor 17, so as to drive the rotating ring 7 to rotate, at this time, the electric push rod 6 can move, the electric push rod 6 pushes the push block 9, the push block 9 enables the image sensor 12 to move, therefore, calibration is completed, when calibration is conducted, the lens main body 11 can be connected with a computer, therefore, the lens main body 11 can display collected images on the computer, the stepping motor 17 and the electric push rod 6 are convenient to mutually match, and the image sensor 12 is calibrated.
Wherein, the inner wall welding of main part 1 has a bear frame 3, and calibration glass board 4 is located the top of bearing frame 3, and the top middle part of calibration glass board 4 is scribbled and is equipped with the mark, is convenient for calibrate image sensor 12 through the central mark on the calibration glass board 4.
Wherein, the fixed ring 15 is welded inside the fixed cylinder 5, and the image sensor 12 and the lens body 11 are conveniently placed through the fixed ring 15.
Wherein, the top of the fixed ring 15 is adhered with a rubber ring 14, and the image sensor 12 can be prevented from being damaged in the moving process through the rubber ring 14.
Wherein, the top of a fixed section of thick bamboo 5 is equipped with spacing ring 10, inserts the inside of a fixed section of thick bamboo 5 through spacing ring 10, can fix camera lens 11 to be convenient for image sensor 12 removes the calibration.
Wherein, the opening has been seted up to the outer wall of a fixed section of thick bamboo 5, and the opening part is equipped with holding ring 8, and 8 one sides of holding ring are welded with swivel ring 7, and swivel ring 7 and holding ring 8 are run through to electric putter 6's push rod, move in open-ended inside through holding ring 8, can make electric putter 6 change position, and the electric putter 6 of being convenient for removes the calibration to image sensor 12.
Wherein, the inner wall welding of swivel becket 7 has two guide rings 13, and the spout has been seted up to the outer wall of a fixed section of thick bamboo 5, and guide ring 13 is in the inside of spout, is convenient for swivel becket 7 through guide ring 13 and rotates in the outside of a fixed section of thick bamboo 5 to be convenient for calibrate image sensor 12.
The working principle is as follows: the gear ring 16 can be driven to rotate through the stepping motor 17, so that the rotating ring 7 is driven to rotate, the electric push rod 6 can be moved at the moment, the push block 9 is pushed by the electric push rod 6, the image sensor 12 is moved by the push block 9, so that the calibration is completed, and during the calibration, the lens main body 11 can be connected with a computer, so that the acquired image can be displayed on the computer end by the lens main body 11, and the stepping motor 17 and the electric push rod 6 are convenient to be matched with each other to calibrate the image sensor 12;
the middle part of the top end of the calibration glass plate 4 is coated with a mark, and the image sensor 12 is conveniently calibrated through the central mark on the calibration glass plate 4;
the image sensor 12 and the lens body 11 are conveniently placed through the fixing ring 15, and the image sensor 12 can be prevented from being damaged in the moving process through the rubber ring 14;
the lens 11 can be fixed by inserting the limit ring 10 into the fixed cylinder 5, so that the image sensor 12 can be conveniently moved and calibrated;
the positioning ring 8 moves in the opening, so that the electric push rod 6 can change the position, and the electric push rod 6 can conveniently carry out movement calibration on the image sensor 12;
the rotation of the rotating ring 7 outside the fixed cylinder 5 is facilitated by the guide ring 13, thereby facilitating the calibration of the image sensor 12.
Example 2
Referring to fig. 3, in order to increase the practicability of the device, compared to embodiment 1, in this embodiment, a protection ring 18 is bonded to the inner wall of the limiting ring 10, and the lens body 11 can be protected by the protection ring 18, so as to prevent the lens body 11 from being damaged.
The working principle is as follows: the gear ring 16 can be driven to rotate through the stepping motor 17, so that the rotating ring 7 is driven to rotate, the electric push rod 6 can be moved at the moment, the push block 9 is pushed by the electric push rod 6, the image sensor 12 is moved by the push block 9, so that the calibration is completed, and during the calibration, the lens main body 11 can be connected with a computer, so that the acquired image can be displayed on the computer end by the lens main body 11, and the stepping motor 17 and the electric push rod 6 are convenient to be matched with each other to calibrate the image sensor 12;
the middle part of the top end of the calibration glass plate 4 is coated with a mark, and the image sensor 12 is conveniently calibrated through the central mark on the calibration glass plate 4;
the image sensor 12 and the lens body 11 are conveniently placed through the fixing ring 15, and the image sensor 12 can be prevented from being damaged in the moving process through the rubber ring 14;
the lens 11 can be fixed by inserting the limit ring 10 into the fixed cylinder 5, so that the image sensor 12 can be conveniently moved and calibrated;
the positioning ring 8 moves in the opening, so that the electric push rod 6 can change the position, and the electric push rod 6 can conveniently carry out movement calibration on the image sensor 12;
the rotation of the rotating ring 7 outside the fixed cylinder 5 is facilitated by the guide ring 13, so that the image sensor 12 is conveniently calibrated;
the lens body 11 can be protected by the protective ring 18, and the lens body 11 is prevented from being damaged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. An automatic calibration machine for a camera center shaft comprises a main body (1) and is characterized in that a lighting lamp (2) is arranged at the bottom of the inside of the main body (1), a calibration glass plate (4) is arranged at the top of the inside of the main body (1), a first through hole is formed in the top of the main body (1), a fixed cylinder (5) is arranged inside the first through hole, a lens main body (11) and an image sensor (12) are arranged inside the fixed cylinder (5), a rotating ring (7) is rotatably connected to the outside of the fixed cylinder (5), an electric push rod (6) is arranged on one side of the rotating ring (7), a push block (9) is fixedly connected to one end of a push rod of the electric push rod (6), a toothed ring (16) is fixedly connected to the bottom of the rotating ring (7), a stepping motor (17) is arranged at the top of the main body (1), and a gear is fixedly connected to one end of an output shaft of the stepping motor (17), the gear wheel meshes with a toothed ring (16).
2. The automatic calibration machine for the central shaft of the camera head as claimed in claim 1, wherein the inner wall of the main body (1) is fixedly connected with a bearing frame (3), the calibration glass plate (4) is arranged at the top end of the bearing frame (3), and the middle part of the top end of the calibration glass plate (4) is coated with a mark.
3. The automatic calibration machine for the central shaft of the camera head according to claim 1, characterized in that the inside of the fixed cylinder (5) is fixedly connected with a fixed ring (15).
4. The automatic calibration machine for the central shaft of the camera head as claimed in claim 3, characterized in that the top end of the fixing ring (15) is bonded with a rubber ring (14).
5. The automatic calibration machine for the central shaft of the camera head as claimed in claim 1, wherein the top end of the fixed cylinder (5) is provided with a limit ring (10).
6. The automatic calibration machine for the central shaft of the camera head according to claim 1, characterized in that the outer wall of the fixed cylinder (5) is provided with an opening, a positioning ring (8) is arranged at the opening, one side of the positioning ring (8) is welded with the rotating ring (7), and the push rod of the electric push rod (6) penetrates through the rotating ring (7) and the positioning ring (8).
7. The automatic calibration machine for the central shaft of the camera head according to claim 1, characterized in that two guide rings (13) are fixedly connected to the inner wall of the rotating ring (7), the outer wall of the fixed cylinder (5) is provided with a sliding groove, and the guide rings (13) are located inside the sliding groove.
8. The automatic calibration machine for the central shaft of the camera head as claimed in claim 5, characterized in that the inner wall of the limit ring (10) is bonded with a guard ring (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121706896.7U CN215682480U (en) | 2021-07-26 | 2021-07-26 | Automatic calibration machine for camera center shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121706896.7U CN215682480U (en) | 2021-07-26 | 2021-07-26 | Automatic calibration machine for camera center shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215682480U true CN215682480U (en) | 2022-01-28 |
Family
ID=79981850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121706896.7U Active CN215682480U (en) | 2021-07-26 | 2021-07-26 | Automatic calibration machine for camera center shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215682480U (en) |
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2021
- 2021-07-26 CN CN202121706896.7U patent/CN215682480U/en active Active
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