CN110798612A - Automatic testing focusing equipment and method for full-automatic focusing camera - Google Patents
Automatic testing focusing equipment and method for full-automatic focusing camera Download PDFInfo
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- CN110798612A CN110798612A CN201910930902.8A CN201910930902A CN110798612A CN 110798612 A CN110798612 A CN 110798612A CN 201910930902 A CN201910930902 A CN 201910930902A CN 110798612 A CN110798612 A CN 110798612A
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- light source
- focusing
- standard light
- imaging
- automatic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
Abstract
The invention discloses automatic testing focusing equipment and method for a full-automatic focusing camera, and the automatic testing focusing equipment mainly comprises a standard light source box, a special imaging pattern plate for focusing, an imaging module group movable fixing pressing piece, a module group placing position, an up-down sliding module group and an imaging magnifier, wherein the up-down sliding module group is assembled and installed in the middle of the inner wall of the rear side of the standard light source box. By the set of test equipment and the method, a room is not needed to be set up for the debugging step, the production line production discontinuity caused by the step is avoided, the production cost is greatly saved, the production efficiency is improved, the yield in unit time can be easily improved by increasing the number of the equipment, and the light power supply in the box can be powered by only turning on the power supply in the box during work, so that the brightness requirement required by the test in the box body is met, which cannot be achieved by the previous mode.
Description
Technical Field
The invention relates to the field of camera testing, in particular to automatic testing focusing equipment and method for a full-automatic focusing camera.
Background
In the production of a full-automatic auto-focus camera, auto-focusing is required to be performed for each stepping position of the whole stroke. The focusing process is automatically realized through software, the distance between the camera and the image test card is about five meters when the camera is focused, and the whole focusing process cannot be interfered by objects passing in front of the camera or external light changes.
In the traditional debugging process, a special room is required to be found, the light of the room is kept to meet the debugging requirement, and the distance between a camera and a test card is fixed. And then running a debugging program for debugging. The method needs a special test room or test field, cannot be interfered, has higher requirements on the surrounding environment and has low cost and efficiency.
Disclosure of Invention
The invention aims to provide automatic testing focusing equipment and a method thereof for a full-automatic focusing camera, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a full-automatic focusing camera automatic test focusing equipment, mainly includes standard light source case, special formation of image pattern board of focus, the fixed casting die of formation of image module activity, module set position, slides module and formation of image magnifying glass from top to bottom, the module that slides about standard light source case rear side inner wall mid-mounting has, slides module front side mid-mounting has the formation of image magnifying glass from top to bottom, standard light source case bottom inner wall fixed mounting has the special formation of image pattern board of focus, the through-hole has been seted up at standard light source case top middle part, standard light source case top is located the through-hole position and is provided with the module set position, the outer wall mounted mounting that standard light source case top is located module set position department has the fixed casting die of.
A method for automatically testing a focusing device by a full-automatic focusing camera comprises the following steps:
1) in the working state, an imaging module movable fixed pressing piece is mounted at a module placing position at the top end of the standard light source box through a bolt, the imaging module movable fixed pressing piece can be changed according to actual conditions to adapt to cameras to be detected of different models, and the head of the camera to be detected is inserted into the inner side of the standard light source box through the module placing position;
2) an imaging magnifier which is horizontally parallel to the top and can move up and down is arranged in the standard light source box, and the imaging magnifier can move up and down through an up-and-down sliding module to finely adjust the focal length to realize accurate setting of the simulation distance;
3) the special focusing imaging pattern plate is fixedly installed at the bottom end inside the box, the light supplementing lamp tube is installed around the special focusing imaging pattern plate, white wallpaper is pasted on the surface inside the standard light source box, the inside of the whole standard light source box is illuminated by the lamp tube after the lamp tube is electrified, and the brightness of the whole inside is uniform through the reflection of the white inner wall, so that the debugging requirement is met;
4) by the set of test equipment and the method, a room does not need to be set up for the debugging step, the production line production discontinuity caused by the debugging step is avoided, the production cost is greatly saved, the production efficiency is improved, and the yield per unit time can be easily improved by increasing the number of equipment.
As a further scheme of the invention: the height of the standard light source box is 50CM, the bottom surface is square, the side length is only 30CM, and the space is saved and is not interfered by the external environment.
As a still further scheme of the invention: in the step 2), the imaging magnifier can be changed in size according to the requirement of the test distance.
As a still further scheme of the invention: and light supplementing lamp tubes arranged at equal intervals are fixedly arranged on the inner side wall of the standard light source box.
As a still further scheme of the invention: and refraction wallpaper is pasted and installed on the inner side wall of the standard light source box.
As a still further scheme of the invention: the equipment is electrically connected with an external power supply and external control equipment through a wire harness.
Compared with the prior art, the invention has the beneficial effects that:
by the set of test equipment and the method, a room is not needed to be set up for the debugging step, the production line production discontinuity caused by the step is avoided, the production cost is greatly saved, the production efficiency is improved, the yield in unit time can be easily improved by increasing the number of the equipment, and the light power supply in the box can be powered by only turning on the power supply in the box during work, so that the brightness requirement required by the test in the box body is met, which cannot be achieved by the previous mode.
Drawings
Fig. 1 is a structural diagram of an automatic test focusing apparatus of a full auto focus camera and a method thereof.
Standard light source case 1, special formation of image pattern board 2 of focus, formation of image module activity fixed die piece 3, module are placed position 4, are slided module 5, formation of image magnifying glass 6 from top to bottom.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
The utility model provides a full-automatic focusing camera automatic test focusing equipment, mainly includes standard light source case 1, special formation of image pattern board 2 of focus, formation of image module activity fixed casting die 3, module place position 4, slide module 5 and formation of image magnifying glass 6 from top to bottom, slide module 5 from top to bottom at the assembly mounting of 1 rear side inner wall middle part of standard light source case, slide module 5 front side middle part slidable mounting from top to bottom has formation of image magnifying glass 6, 1 bottom inner wall fixed mounting of standard light source case has special formation of image pattern board 2 of focus, the through-hole has been seted up at 1 top middle part of standard light source case, 1 top of standard light source case is located the through-hole position and is provided with module place position 4, the outer wall assembly mounting that 1 top of standard light source case is located module place position 4 department has.
A method for using a full-automatic focusing camera automatic test focusing device comprises the following steps:
1) under the working state, an imaging module movable fixed pressing piece 3 is arranged at the position of a module placing position 4 at the top end of the standard light source box 1 through a bolt, the clamp can be changed according to the actual situation to adapt to cameras to be detected of different models, and the head of the camera to be detected is inserted into the inner side of the standard light source box 1 through the module placing position 4;
2) an imaging magnifier 6 which is horizontally parallel to the top and can move up and down is arranged in the standard light source box 1, the imaging magnifier 6 can be changed in size according to the requirement of a test distance, and can move up and down through an up-and-down sliding module 5 to finely adjust the focal length to realize accurate setting of the simulation distance;
3) the bottom end in the box is fixedly provided with a special focusing imaging pattern plate 2, a light supplementing lamp tube is arranged around the special focusing imaging pattern plate 2, white wallpaper is pasted on the surface in the standard light source box 1, the inside of the whole standard light source box 1 is illuminated by the lamp tube after the lamp tube is electrified, and the brightness of the whole inside is uniform through the reflection of the white inner wall, so that the debugging requirement is met;
4) the height of the box is 50CM, the bottom surface is square, the side length is only 30CM, and the space is saved and is not interfered by the external environment;
5) in the actual production process, when a camera needing to be debugged reaches a debugging station, a tester only needs to fix the camera on a clamp and electrify and connect with a network cable;
6) by the set of test equipment and the method, a room does not need to be set up for the debugging step, the production line production discontinuity caused by the step is avoided, the production cost is greatly saved, the production efficiency is improved, the yield per unit time can be easily improved by increasing the number of equipment, which cannot be realized by the previous mode.
The working principle of the invention is as follows:
according to debugging requirements and actual conditions, a full-automatic focusing camera automatic testing focusing device is manufactured, and a set of testing method is formulated by combining the device.
In the working state, an imaging module movable fixed pressing piece 3 is arranged at the position of a module placing position 4 at the top end of the standard light source box through a bolt, and the clamp can be changed to adapt to products of different models according to actual conditions;
an imaging magnifier 6 which is horizontally parallel to the top and can move up and down is arranged in the standard light source box 1, the imaging magnifier 6 can be changed in size according to the requirement of a test distance, and can move up and down through an up-and-down sliding module 5 to finely adjust the focal length to realize accurate setting of the simulation distance;
the bottom end in the box is fixedly provided with a special focusing imaging pattern plate 2, a light supplementing lamp tube is arranged around the special focusing imaging pattern plate 2, white wallpaper is pasted on the surface in the standard light source box 1, the inside of the whole standard light source box 1 is illuminated by the lamp tube after the lamp tube is electrified, and the brightness of the whole inside is uniform through the reflection of the white inner wall, so that the debugging requirement is met;
the height of the box is 50CM, the bottom surface is square, the side length is only 30CM, and the space is saved and is not interfered by the external environment;
in the actual production process, when a camera needing to be debugged reaches a debugging station, a tester only needs to fix the camera on a clamp and electrify and connect with a network cable;
by the set of test equipment and the method, a room does not need to be set up for the debugging step, the production line production discontinuity caused by the step is avoided, the production cost is greatly saved, the production efficiency is improved, the yield per unit time can be easily improved by increasing the number of equipment, which cannot be realized by the previous mode.
The position and camera fixed position are placed to the top module, can fix the camera on the top through fixed casting die to the camera lens is gone deep into the downthehole on top, is facing to the focus formation of image pattern board of bottom. During working, the light power supply in the box can be supplied to the box by only turning on the power supply in the box, so that the brightness requirement required by testing can be met in the box, and the later working process is the same as the traditional mode and is not repeated.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. An automatic testing focusing device for a full-automatic focusing camera mainly comprises a standard light source box (1), a special imaging pattern plate (2) for focusing, an imaging module movable fixed pressing piece (3), a module placing position (4), an up-down sliding module (5) and an imaging magnifier (6), an upper and lower sliding module (5) is assembled and installed in the middle of the inner wall of the rear side of the standard light source box (1), an imaging magnifier (6) is slidably installed in the middle of the front side of the upper and lower sliding module (5), a special focusing imaging pattern plate (2) is fixedly arranged on the inner wall of the bottom end of the standard light source box (1), a through hole is arranged in the middle of the top end of the standard light source box (1), a module placing position (4) is arranged at the position, located at the through hole, of the top end of the standard light source box (1), and an imaging module movable fixing pressing piece (3) is assembled and mounted on the outer wall of the top end of the standard light source box (1) at the module placing position (4).
2. A use method of automatic testing focusing equipment of a full-automatic focusing camera is characterized by comprising the following steps:
1) under the working state, an imaging module movable fixing pressing piece (3) is installed at the position of a module placing position (4) at the top end of the standard light source box (1) through a bolt, the imaging module movable fixing pressing piece (3) can be changed according to actual conditions to adapt to cameras to be detected of different models, and the head of the camera to be detected is inserted into the inner side of the standard light source box (1) through the module placing position (4);
2) an imaging magnifier (6) which is horizontally parallel to the top and can move up and down is arranged in the standard light source box (1), and the imaging magnifier can move up and down through an up-and-down sliding module (5) to finely adjust the focal length to realize accurate setting of the simulation distance;
3) a special focusing imaging pattern plate (2) is fixedly installed at the bottom end inside the box, a light supplementing lamp tube is installed around the special focusing imaging pattern plate (2), white wallpaper is pasted on the inner surface of the standard light source box (1), the inside of the whole standard light source box (1) is illuminated by the lamp tube after the lamp tube is electrified, and the whole internal brightness is uniform through white inner wall reflection to meet debugging requirements;
4) by the set of test equipment and the method, a room does not need to be set up for the debugging step, the production line production discontinuity caused by the debugging step is avoided, the production cost is greatly saved, the production efficiency is improved, and the yield per unit time can be easily improved by increasing the number of equipment.
3. The automatic test focusing device and method for the full automatic focusing camera head as claimed in claim 1, wherein the standard light box 1 has a height of 50CM, a square bottom surface and a side length of only 30CM, so as to save space and avoid interference from external environment.
4. The automatic testing focusing device and method for full-automatic focusing camera according to claim 1 is characterized in that in step 2), the imaging magnifier (6) can be changed in size according to the requirement of testing distance.
5. The automatic testing focusing device and method for the full-automatic focusing camera according to claim 1, wherein LED light supplementing lamp tubes which are arranged at equal intervals are fixedly installed on the inner side wall of the standard light source box (1).
6. The automatic testing focusing device and method for the full automatic focusing camera according to claim 1, characterized in that in the step 5), the inner side wall of the standard light source box (1) is pasted with a refraction wallpaper with a smooth surface.
7. The automatic test focusing device and method for the full automatic focusing camera according to claim 1, wherein the device is electrically connected with an external power supply and an external control device through a wire harness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910930902.8A CN110798612A (en) | 2019-09-29 | 2019-09-29 | Automatic testing focusing equipment and method for full-automatic focusing camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910930902.8A CN110798612A (en) | 2019-09-29 | 2019-09-29 | Automatic testing focusing equipment and method for full-automatic focusing camera |
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| Publication Number | Publication Date |
|---|---|
| CN110798612A true CN110798612A (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910930902.8A Pending CN110798612A (en) | 2019-09-29 | 2019-09-29 | Automatic testing focusing equipment and method for full-automatic focusing camera |
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| CN (1) | CN110798612A (en) |
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- 2019-09-29 CN CN201910930902.8A patent/CN110798612A/en active Pending
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Application publication date: 20200214 |