CN111757099A - Camera test support and camera test method - Google Patents
Camera test support and camera test method Download PDFInfo
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- CN111757099A CN111757099A CN202010625097.0A CN202010625097A CN111757099A CN 111757099 A CN111757099 A CN 111757099A CN 202010625097 A CN202010625097 A CN 202010625097A CN 111757099 A CN111757099 A CN 111757099A
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- 238000012360 testing method Methods 0.000 title claims abstract description 181
- 238000010998 test method Methods 0.000 title abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 230000000712 assembly Effects 0.000 claims abstract description 33
- 238000000429 assembly Methods 0.000 claims abstract description 33
- 230000009471 action Effects 0.000 claims description 11
- 238000013459 approach Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 238000013461 design Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Accessories Of Cameras (AREA)
- Eye Examination Apparatus (AREA)
Abstract
The embodiment of the invention relates to the field of intelligent equipment, and discloses a camera test support and a camera test method. In the present invention, the camera test stand comprises: the fixing mechanism is fixed on the base; the laser projection mechanism comprises four laser diode assemblies and four brackets for respectively fixing the laser diode assemblies; the fixing mechanism at least comprises a test backboard and a clamping assembly, and the clamping assembly is fixed on the test backboard; the support is provided with a device groove with an adjustable inclination angle, each laser diode component is respectively installed in the device groove, the four laser diode components are respectively installed in the middle positions of the four side edges of the test backboard through the support, and the initial inclination angles of the two laser diode components which are oppositely arranged are the same. The invention avoids human errors during manual repeated adjustment, further improves the accuracy of the test result of the camera, greatly increases the convenience and flexibility of the machine to be tested during shooting, and has simple use principle of the camera test support and easy operation.
Description
The original application of the divisional application is an invention application, the application number of the original application is 201810393549X, the name of the invention is a camera test bracket and a camera test method, and the application date is 2018, 4 months and 27 days.
Technical Field
The embodiment of the invention relates to the field of intelligent equipment, in particular to a camera testing support and a camera testing method.
Background
With the continuous development of communication technology and the continuous progress of science and technology, electronic products such as mobile phones or notebook computers have become essential tools in daily life, and the phenomenon of taking pictures by using a camera of a mobile phone is common. At present, in the research and development process, the effect of the mobile phone camera is tested, and the mobile phone needs to be fixed through the test support. The existing test support is simple and clumsy in structure, and only fixes the mobile phone. In the test process, when shooting test graphics cards such as 24-color cards or gray-scale cards, the arrangement states of the mobile phone and the test support need to be manually adjusted, so that the arrangement position of the test machine is completely parallel to the shot graphics card when shooting a picture.
The prior art has at least the following problems: the placing states of the mobile phone and the test support need to be manually and repeatedly adjusted to obtain an ideal test picture, the operation is tedious, time is consumed, and the manual labor is consumed.
Disclosure of Invention
The embodiment of the invention aims to provide a camera test support and a camera test method, which can enable the placing position of a machine to be tested to be in a parallel state with a test chart card without manually and repeatedly adjusting the placing states of the machine to be tested and a test backboard, save manpower and material resources, avoid artificial errors during manual and repeated adjustment, further improve the accuracy of a camera test result, greatly increase the convenience and flexibility of the machine to be tested during shooting, and enable the use principle of the camera test support to be simple and easy to operate.
In order to solve the above technical problem, an embodiment of the present invention provides a camera test stand, including: the device comprises a base, a fixing mechanism and a laser projection mechanism; the fixing mechanism is fixed on the base; the laser projection mechanism comprises four laser diode assemblies and four brackets for respectively fixing the laser diode assemblies; the fixing mechanism at least comprises a test backboard and a clamping assembly for clamping a machine to be tested, and the clamping assembly is fixed on the test backboard; wherein the test backboard is rectangular; the bracket is provided with a device groove with an adjustable inclination angle, each laser diode assembly is respectively installed in the device groove, the four laser diode assemblies are respectively installed in the middle positions of four side edges of the test backboard through the bracket, and the initial inclination angles of the two laser diode assemblies which are oppositely arranged are the same; wherein, the number of each laser diode component is at least one.
The embodiment of the invention also provides a camera testing method, which is based on the camera testing support and comprises the following steps: placing the base in a test lamp box to enable the test backboard and the test graphic card to be in a parallel state; adjusting the distance from the base to the test lamp box body to enable the proportion of the display of the test chart in the screen to be within a preset range; adjusting the projection angle of the laser projection mechanism and the state of the test backboard to enable the rays projected by the laser projection mechanism to coincide with the four edges of the test chart; adjusting or inputting shooting parameters of the camera of the to-be-tested machine; fixing the machine to be tested at the central position of the test backboard through the clamping assembly; inserting a shooting drive-by-wire on the machine to be tested to enable the machine to be tested to be in a state to be shot; and when the preview interface of the to-be-tested machine is in a preset interface, starting to test the camera of the to-be-tested machine.
Compared with the prior art, the embodiment of the invention has the advantages that the to-be-tested machine is fixed on the test backboard, the projection angle of the laser projection mechanism and the state of the test backboard are adjusted, and finally the rays projected by the laser projection mechanism coincide with the four edges of the test chart card, at the moment, the placing position of the to-be-tested machine can be determined to be completely parallel to the shot test chart card, namely, the placing position of the to-be-tested machine and the test backboard can be in a parallel state without manually and repeatedly adjusting the placing states of the to-be-tested machine and the test backboard, so that manpower and material resources are saved, human errors during manual and repeated adjustment are avoided, the accuracy of a camera test result can be improved, the convenience and the flexibility of the to-be-tested machine during shooting are greatly improved, and the use principle of the camera test support is simple and is easy to.
In addition, the camera test support also comprises two driving wheels and four driven wheels; the four driven wheels are respectively meshed with the device grooves; the two driven wheels which are oppositely arranged are respectively connected with the two driving wheels through the conveying belts. The two connected driven wheels have the same radius. Can drive the angle that comes adjusting device groove from the driving wheel through rotating the action wheel to adjust the projection angle of laser diode subassembly, and because two device grooves that set up relatively are connected through same action wheel, consequently can guarantee that the change volume of the projection direction of two laser diode subassemblies that set up relatively is unanimous.
In addition, the camera test bracket also comprises a dry battery provided with a switch; the dry batteries are used for supplying power to the four laser diode assemblies. The working state of the laser diode component can be controlled through the switch, and the laser diode component can be in the working state through the switch when the projection direction of the laser diode component needs to be adjusted; when the adjustment is finished, the laser diode component is in a closed state through the switch, so that the laser diode component does not need to be in a working state consistently, and the electric quantity can be saved.
In addition, the camera test bracket also comprises at least two gradienters; one of the gradienters is fixed on the base and is used for ensuring that the base part and the horizontal plane are always kept horizontal. The other level meter is arranged on the side surface of the test backboard and is vertically arranged with the plane where the test backboard is located so as to ensure that the test backboard is vertical to the horizontal plane.
In addition, the camera test support further comprises a first adjusting knob and a first sliding rail fixed on the base, and a track of the first sliding rail is parallel to the plane of the base; the fixing mechanism is fixed on the base through the first sliding rail, and the first adjusting knob drives or controls the fixing mechanism to move back and forth along the first sliding rail under the action of external force. Through the design, the fixing mechanism can be moved, and then the to-be-tested machine on the fixing mechanism is moved, so that the preview picture of the test chart card is positioned at the center of the display interface, and after the position is confirmed, the fixing mechanism can be locked on the base through the fastening piece, and the shaking of the fixing mechanism is avoided.
In addition, the camera test bracket also comprises a fixing piece and a second adjusting knob; the fixed piece is provided with a second slide rail; the fixing mechanism is fixed on the fixing piece through the second slide rail, and the fixing piece is fixed on the first slide rail; the second sliding rail is perpendicular to the first sliding rail, and the second adjusting knob drives or controls the fixing mechanism to move back and forth along the second sliding rail under the action of external force. Through the design, the fixing mechanism above the base can be lifted or lowered according to actual test requirements, and the test height of the fixing mechanism can be adjusted according to the test requirements.
In addition, the camera test bracket also comprises a third adjusting knob; the third adjusting knob drives or controls the test backboard to rotate clockwise or anticlockwise by an axis vertical to the base under the action of external force. The third adjusting knob is rotated to drive the test backboard to rotate, so that the equipment to be tested on the test backboard is parallel to the position of the test graphic card, and the adjusting process is simple and easy to operate.
In addition, the clamping assembly comprises a first clamping plate, a second clamping plate, a third clamping plate, a fourth clamping plate, a first guide rail group, a second guide rail group, a first screw rod, a second screw rod, a first handle and a second handle; the first clamping plate, the third clamping plate and the first handle are connected through the first screw rod; the first clamping plate and the third clamping plate are arranged on the first guide rail set in parallel, opposite and spaced mode; the first handle drives the first screw rod to rotate when stressed, and the first clamping plate and the third clamping plate approach to or move away from each other when the first screw rod rotates; the second clamping plate, the fourth clamping plate and the second handle are connected through the second screw rod; the second clamping plate and the fourth clamping plate are arranged on the second guide rail group in parallel, opposite and spaced mode; the second screw rod is driven to rotate when the second handle is stressed, and the second clamping plate and the fourth clamping plate are close to or far away from each other when the second screw rod rotates; the accommodating space formed by the first clamping plate, the second clamping plate, the third clamping plate and the fourth clamping plate is rectangular and used for clamping the to-be-tested machine. The rectangular area of each clamp plate rectangle is adjusted by adjusting the distance between the first clamp plate and the third clamp plate or the distance between the second clamp plate and the fourth clamp plate so as to be suitable for various products to be tested with different specifications and lengths.
In addition, the base is provided with a key; the button is used for being in communication connection with a line control of the earphone interface, wherein the earphone interface is the earphone interface of the machine to be tested, and therefore shooting instructions can be sent to the machine to be tested through the button.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
Fig. 1 is a schematic structural view of a positional relationship between a fixing mechanism and a laser projection mechanism according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a camera test stand according to a second embodiment of the present invention;
FIG. 3 is a schematic structural view showing a positional relationship between a fixing mechanism and a laser projection mechanism according to a second embodiment of the present invention;
FIG. 4 is a schematic view for adjusting the projection direction of the laser projection mechanism according to the second embodiment of the present invention;
FIG. 5 is a front view of a portion of a camera test stand according to a second embodiment of the present invention;
FIG. 6 is a side view of a camera test stand according to a second embodiment of the present invention;
fig. 7 is a flowchart of a camera testing method according to a third embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.
A first embodiment of the invention relates to a camera test stand. As shown in fig. 1, the camera test stand includes: base, fixed establishment and laser projection mechanism. The fixing mechanism is fixed on the base. The laser projection mechanism comprises four laser diode assemblies 11 and four brackets 14 for respectively fixing the laser diode assemblies 11. Wherein, the number of each laser diode assembly 11 is at least one. The fixing mechanism at least comprises a test back plate 12 and a clamping component 13 used for clamping a machine to be tested, and the clamping component 13 is fixed on the test back plate 12. Wherein the test backplane 12 is rectangular. The bracket 14 is provided with a device groove with an adjustable inclination angle, each laser diode assembly 11 is respectively installed in the device groove, the four laser diode assemblies 11 are respectively installed at the middle positions of four sides of the test backboard 12 through the bracket 14, and the initial inclination angles of the two laser diode assemblies 11 which are oppositely arranged are the same. And when the scale mark is vertical to the test back plate 12, the two scale marks corresponding to the two laser diode assemblies 11 which are oppositely arranged are positioned on the same straight line. The size of the inclination angle of the laser diode assemblies 11 can be respectively adjusted through an external adjusting knob, and rays projected by the two laser diode assemblies 11 which are oppositely arranged in the adjusting process are always parallel to each other. The distance between the two groups of parallel light rays projected by the four laser diode assemblies 11 is respectively equal to the length and the width of the test chart by proper adjustment of an external adjusting knob.
In the process of actually testing the camera, the machine to be tested is fixed on the test backboard 12, and the projection angle of the laser projection mechanism and the state of the test backboard 12 are adjusted to finally enable the rays projected by the laser projection mechanism to coincide with the four edges of the test chart. At this moment, the placing position of the to-be-tested machine can be determined to be completely parallel to the shot test chart, namely, the placing state of the to-be-tested machine and the placing state of the test backboard 12 are not required to be adjusted manually repeatedly, so that the placing position of the to-be-tested machine and the test chart are in a parallel state, and the camera can be tested in a later stage. Therefore, manpower and material resources can be saved, human errors existing during manual repeated adjustment are avoided, the accuracy of the camera test result can be improved, the convenience and flexibility of the to-be-tested machine during shooting are greatly improved, and the camera test support is simple in use principle and easy to operate.
Through the content, it is not difficult to discover that the placing state of the to-be-tested machine and the test backboard 12 does not need to be adjusted repeatedly by manpower, the placing position of the to-be-tested machine can be in a parallel state with the test chart, manpower and material resources are saved, human errors existing during manual repeated adjustment are avoided, the accuracy of a camera test result can be improved, the convenience and the flexibility of the to-be-tested machine during shooting are greatly improved, and the use principle of the camera test support is simple and easy to operate.
A second embodiment of the invention relates to a camera test stand. The second embodiment is an improvement on the first embodiment, and the main improvements are not limited to: in the second embodiment of the present invention, the projection angle of the laser diode assembly can be adjusted, and the variation amount of the projection direction of the two oppositely disposed laser diode assemblies is ensured to be consistent.
As shown in fig. 2 and 3, the camera test stand includes: base 21, fixed establishment and laser projection mechanism. The fixing mechanism is fixed to the base 21. The laser projection mechanism comprises four laser diode assemblies 11 and four brackets 14 for respectively fixing the laser diode assemblies 11. Wherein, the number of each laser diode assembly 11 is at least one. The fixing mechanism at least comprises a test back plate 12 and a clamping component 13 used for clamping a machine to be tested, and the clamping component 13 is fixed on the test back plate 12. Wherein the test backplane 12 is rectangular. The bracket 14 is provided with a device groove with an adjustable inclination angle, each laser diode assembly 11 is respectively installed in the device groove, the four laser diode assemblies 11 are respectively installed at the middle positions of the four sides of the test backboard 12 through the bracket 14, and the initial inclination angles of the two oppositely-arranged laser diode assemblies 11 are the same. And when the scale mark is vertical to the test back plate 12, the two scale marks corresponding to the two laser diode assemblies 11 which are oppositely arranged are positioned on the same straight line. The size of the inclination angle of the laser diode assemblies 11 can be respectively adjusted through an external adjusting knob, and rays projected by the two laser diode assemblies 11 which are oppositely arranged in the adjusting process are always parallel to each other. The distance between the two groups of parallel light rays projected by the four laser diode assemblies 11 is respectively equal to the length and the width of the test chart by proper adjustment of an external adjusting knob.
In the process of actually testing the camera, the machine to be tested is fixed on the test backboard, the projection angle of the laser projection mechanism and the state of the test backboard are adjusted, and finally rays projected by the laser projection mechanism are coincided with the four edges of the test chart card. At this moment, can confirm that the locating position of the machine to be tested is completely parallel with the test graphic card shot, need not the manual work promptly and adjusts the locating state of machine to be tested and test backplate repeatedly, just can make the locating position of machine to be tested be in parallel state with the test graphic card to the later stage tests the camera. Therefore, manpower and material resources can be saved, human errors existing during manual repeated adjustment are avoided, the accuracy of the camera test result can be improved, the convenience and flexibility of the to-be-tested machine during shooting are greatly improved, and the camera test support is simple in use principle and easy to operate.
As shown in fig. 4, the camera test stand further includes two driving wheels 41 and four driven wheels 42; the four driven wheels 42 are respectively meshed with the device grooves 43; the two driven wheels 42 which are oppositely arranged are respectively connected with the two driving wheels 41 through conveyor belts. The two driven wheels 42 connected have the same radius. The angle of the device groove 43 can be adjusted by rotating the driving wheel 41 to drive the driven wheel 42, so that the projection angle of the laser diode assembly 11 can be adjusted, and the two oppositely-arranged device grooves 43 are connected through the same driving wheel 41, so that the variation of the projection directions of the two oppositely-arranged laser diode assemblies 11 can be ensured to be consistent. For example, during the adjustment process, the test engineer rotates the driving wheel 41, i.e. the driving wheel 41 drives two mutually connected driven wheels 42 through the transmission belt, and further rotates the device slots 43 respectively engaged with the two driven wheels 42, so that the device slots can simultaneously rotate in opposite or opposite directions, and the rotation angles are the same, thereby controlling the change amounts of the inclination angles of the two oppositely arranged laser diode assemblies 11 to be consistent.
It should be noted that the camera test stand of the present embodiment may further include a dry battery provided with a switch. The dry batteries supply power to the four laser diode assemblies 11. The four laser diode assemblies 11 are connected in parallel between the positive and negative poles of the dry battery and are switched on and off through the switch control circuit. The dry battery can be fixed in the base, and the switch can be fixed on the base and any position of the camera test supports such as the test backboard and the like. The working state of the laser diode assembly 11 can be controlled through a switch, and the laser diode assembly 11 can be in the working state through the switch when the projection direction of the laser diode assembly 11 needs to be adjusted; when the adjustment is finished, the laser diode assembly 11 is in the off state through the switch, so that the laser diode assembly 11 does not need to be in the working state consistently, and the electric quantity can be saved.
In addition, the camera test bracket also comprises at least two gradienters; one of the levels (not shown) is fixed to the base 21 to ensure that a portion of the base 21 remains level with the horizontal surface. Another level 22 is installed on the side of the test backboard 12 and is installed perpendicular to the plane of the test backboard 12 to ensure that the test backboard 12 is perpendicular to the horizontal plane.
Preferably, in conjunction with fig. 5 and 6, the clamping assembly 13 includes a first clamping plate 131, a second clamping plate 132, a third clamping plate 133, a fourth clamping plate 134, a first rail set 135, a second rail set 136, a first screw 137, a second screw 138, a first handle 139, and a second handle 1310. It should be noted that the first rail set 135 and the second rail set 136 in the present embodiment each include two rails. The first clamping plate 131, the third clamping plate 133 and the first handle 139 are connected through the first screw 137; wherein the first clamping plate 131 and the third clamping plate 133 are arranged on the first guide rail set 135 in parallel and opposite and at intervals; the first handle 139 is stressed to drive the first screw 137 to rotate, and the first clamping plate 131 and the third clamping plate 133 approach or move away from each other when the first screw 137 rotates; the second clamping plate 132, the fourth clamping plate 134 and the second handle 1310 are connected by the second screw 138; wherein the second clamping plate 132 and the fourth clamping plate 134 are arranged on the second guide rail set 136 in parallel, opposite and spaced; the second handle 1310 is forced to drive the second screw 138 to rotate, and when the second screw 138 rotates, the second clamping plate 132 and the fourth clamping plate 134 approach or move away from each other; the accommodating space formed by the first clamping plate 131, the second clamping plate 132, the third clamping plate 133 and the fourth clamping plate 134 is rectangular, and is used for clamping the machine under test. The rectangular area of each clamping plate rectangle is adjusted by adjusting the distance between the first clamping plate 131 and the third clamping plate 133 or adjusting the distance between the second clamping plate 132 and the fourth clamping plate 134, so that the rectangular area is suitable for various products to be tested with different specifications and lengths.
In addition, the camera test bracket further includes a first adjusting knob (not shown), and a first slide rail 23 fixed to the base 21, and a track of the first slide rail 23 is parallel to a plane of the base 21. The fixing mechanism is fixed on the base 21 through the first slide rail 23, and the first adjusting knob drives or controls the fixing mechanism to reciprocate along the first slide rail 23 under the action of external force. Through the design, the fixing mechanism can be moved, and then the to-be-tested machine on the fixing mechanism is moved, so that the preview picture of the test chart card is positioned at the center of the display interface, and after the position is confirmed, the fixing mechanism can be locked on the base 21 through the fastening piece, and the shaking of the fixing mechanism is avoided. In addition, it is worth mentioning that the first adjusting knob is fixed on the first slide rail 23, two locking screws are installed on the first slide rail 23, after the position of the fixing mechanism is basically determined, fine adjustment can be performed left and right (taking the direction shown in the figure as an example) through the first slide rail 23, so that the preview screen of the test chart card is located at the center of the display interface, and then the fixing mechanism is locked on the first slide rail 23 through the screws. The position of the first adjusting knob can be arranged on the base, and can also be arranged at any other position of the test support.
In addition, the camera test bracket further comprises a fixing piece 24 and a second adjusting knob 25; the fixed member 24 has a second slide rail (not shown); the fixing mechanism is fixed on the fixing part 24 through the second slide rail, and the fixing part 24 is fixed on the first slide rail 23; the second slide rail is perpendicular to the first slide rail 23, and the second adjusting knob 25 drives or controls the fixing mechanism to reciprocate along the second slide rail under the action of external force. Through the design, the fixing mechanism above the base 21 can be lifted or lowered according to actual test requirements, namely the test height of the fixing mechanism can be adjusted according to the test requirements.
In addition, the camera test stand further comprises a third adjusting knob 26; wherein, the third adjusting knob 26 drives or controls the test backboard 12 to rotate clockwise or counterclockwise perpendicular to the axis of the base 21 under the action of external force. The third adjusting knob 26 is rotated to drive the test backboard 12 to rotate, so that the devices to be tested on the test backboard 12 and the test card are parallel to each other, and the adjusting process is simple and easy to operate.
In addition, the base 21 is provided with a key; the button is used for being in communication connection with a line control of the earphone interface, wherein the earphone interface is the earphone interface of the machine to be tested, and therefore shooting instructions can be sent to the machine to be tested through the button. For example, the button is connected to a line control (volume button) of a 3.5mm earphone interface, and a shooting instruction can be sent to the test device through the button.
Through the content, it is not difficult to discover that the placing state of the to-be-tested machine and the test backboard 12 does not need to be adjusted repeatedly by manpower, the placing position of the to-be-tested machine can be in a parallel state with the test chart, manpower and material resources are saved, human errors existing during manual repeated adjustment are avoided, the accuracy of a camera test result can be improved, the convenience and the flexibility of the to-be-tested machine during shooting are greatly improved, and the use principle of the camera test support is simple and easy to operate.
A third embodiment of the present invention relates to a camera test method, based on the camera test stand according to the first or second embodiment, as shown in fig. 7, the camera test method includes:
And step 702, adjusting the distance from the base to the box body of the test lamp box to enable the proportion of the display of the test chart card in the screen to be within a preset range.
And 703, adjusting the projection angle of the laser projection mechanism and the state of the test backboard to enable the rays projected by the laser projection mechanism to coincide with the four edges of the test chart.
It should be mentioned that the state of the test backboard can be specifically adjusted by combining the first adjusting knob, the second adjusting knob and the third adjusting knob in the second embodiment, so as to further ensure that the rays projected by the laser projection mechanism coincide with the four edges of the test chart.
And step 706, inserting a shooting drive-by-wire on the to-be-tested machine to enable the to-be-tested machine to be in a to-be-shot state.
And 707, when the preview interface of the to-be-tested device is in the preset interface, starting to test the camera of the to-be-tested device.
It should be understood that this embodiment is a method example corresponding to the first or second embodiment, and may be implemented in cooperation with the first or second embodiment. The related technical details mentioned in the first or second embodiment are still valid in this embodiment, and are not described herein again in order to reduce repetition. Accordingly, the related-art details mentioned in the present embodiment can also be applied to the first or second embodiment.
Through the content, it is not difficult to discover that the placing state of the to-be-tested machine and the test backboard does not need to be adjusted repeatedly by manpower, the placing position of the to-be-tested machine can be in a parallel state with the test chart, manpower and material resources are saved, human errors existing during manual repeated adjustment are avoided, the accuracy of a camera test result can be improved, the convenience and the flexibility of the to-be-tested machine during shooting are greatly improved, and the use principle of the camera test support is simple and easy to operate.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.
Claims (10)
1. A camera test stand, comprising: the device comprises a base, a fixing mechanism and a laser projection mechanism;
the fixing mechanism is fixed on the base;
the laser projection mechanism comprises four laser diode assemblies and four brackets for respectively fixing the laser diode assemblies;
the fixing mechanism at least comprises a test backboard and a clamping assembly for clamping a machine to be tested, and the clamping assembly is fixed on the test backboard; wherein the test backboard is rectangular;
the bracket is provided with a device groove with an adjustable inclination angle, each laser diode assembly is respectively installed in the device groove, the four laser diode assemblies are respectively installed in the middle positions of four side edges of the test backboard through the bracket, and the initial inclination angles of the two laser diode assemblies which are oppositely arranged are the same; wherein, the number of each laser diode component is at least one.
2. The camera test stand of claim 1, further comprising two drive wheels and four driven wheels;
the four driven wheels are respectively meshed with the device grooves;
the two driven wheels which are oppositely arranged are respectively connected with the two driving wheels through the conveying belts; wherein, the radius of two connected driven wheels is the same.
3. The camera test stand according to claim 1 or 2, wherein the camera test stand further comprises a dry battery provided with a switch;
the dry batteries are used for supplying power to the four laser diode assemblies.
4. The camera test stand of claim 1, further comprising at least two levels;
one of the gradienters is fixed on the base, and the other gradienter is arranged on the side surface of the test backboard and is vertically arranged with the test backboard.
5. The camera test stand of claim 1, further comprising a first adjustment knob, a first slide rail fixed to the base, and a track of the first slide rail being parallel to a plane of the base;
the fixing mechanism is fixed on the base through the first sliding rail, and the first adjusting knob drives or controls the fixing mechanism to move back and forth along the first sliding rail under the action of external force.
6. The camera test stand of claim 5, further comprising a fixture and a second adjustment knob;
the fixed piece is provided with a second slide rail;
the fixing mechanism is fixed on the fixing piece through the second slide rail, and the fixing piece is fixed on the first slide rail; the second sliding rail is perpendicular to the first sliding rail, and the second adjusting knob drives or controls the fixing mechanism to move back and forth along the second sliding rail under the action of external force.
7. The camera test stand of claim 1, further comprising a third adjustment knob; the third adjusting knob drives or controls the test backboard to rotate clockwise or anticlockwise by an axis vertical to the base under the action of external force.
8. The camera test stand of claim 1, wherein the clamping assembly comprises a first clamping plate, a second clamping plate, a third clamping plate, a fourth clamping plate, a first rail set, a second rail set, a first screw, a second screw, a first handle, a second handle;
the first clamping plate, the third clamping plate and the first handle are connected through the first screw rod; the first clamping plate and the third clamping plate are arranged on the first guide rail set in parallel, opposite and spaced mode; the first handle drives the first screw rod to rotate when stressed, and the first clamping plate and the third clamping plate approach to or move away from each other when the first screw rod rotates;
the second clamping plate, the fourth clamping plate and the second handle are connected through the second screw rod; the second clamping plate and the fourth clamping plate are arranged on the second guide rail group in parallel, opposite and spaced mode; the second screw rod is driven to rotate when the second handle is stressed, and the second clamping plate and the fourth clamping plate are close to or far away from each other when the second screw rod rotates;
the accommodating space formed by the first clamping plate, the second clamping plate, the third clamping plate and the fourth clamping plate is rectangular and used for clamping the to-be-tested machine.
9. The camera test stand of claim 1, wherein the base has a key thereon;
the button is used for being in communication connection with a line control of an earphone interface, wherein the earphone interface is the earphone interface of the machine to be tested.
10. A camera testing method, based on the camera testing stand of any one of claims 1 to 9, comprising: placing the base in a test lamp box to enable the test backboard and the test graphic card to be in a parallel state;
adjusting the distance from the base to the test lamp box body to enable the proportion of the display of the test chart in the screen to be within a preset range;
adjusting the projection angle of the laser projection mechanism and the state of the test backboard to enable the rays projected by the laser projection mechanism to coincide with the four edges of the test graphic card;
adjusting or inputting shooting parameters of the camera of the to-be-tested machine;
fixing the machine to be tested at the central position of the test backboard through the clamping assembly;
inserting a shooting drive-by-wire on the machine to be tested to enable the machine to be tested to be in a state to be shot;
and when the preview interface of the to-be-tested machine is in a preset interface, starting to test the camera of the to-be-tested machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010625097.0A CN111757099A (en) | 2018-04-27 | 2018-04-27 | Camera test support and camera test method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010625097.0A CN111757099A (en) | 2018-04-27 | 2018-04-27 | Camera test support and camera test method |
| CN201810393549.XA CN108600738B (en) | 2018-04-27 | 2018-04-27 | Camera test support and camera test method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810393549.XA Division CN108600738B (en) | 2018-04-27 | 2018-04-27 | Camera test support and camera test method |
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| CN111757099A true CN111757099A (en) | 2020-10-09 |
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| CN202010625097.0A Withdrawn CN111757099A (en) | 2018-04-27 | 2018-04-27 | Camera test support and camera test method |
| CN201810393549.XA Active CN108600738B (en) | 2018-04-27 | 2018-04-27 | Camera test support and camera test method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810393549.XA Active CN108600738B (en) | 2018-04-27 | 2018-04-27 | Camera test support and camera test method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113067933A (en) * | 2021-02-25 | 2021-07-02 | 深圳市磐锋精密技术有限公司 | Automatic test installation system and method for mobile phone camera module |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111757099A (en) * | 2018-04-27 | 2020-10-09 | 侯苏华 | Camera test support and camera test method |
| CN109640074A (en) * | 2018-12-20 | 2019-04-16 | Oppo（重庆）智能科技有限公司 | The detecting tool of electronic equipment |
| CN113132720B (en) * | 2021-06-21 | 2021-08-17 | 常州微亿智造科技有限公司 | Cell-phone camera support visual detection equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05145954A (en) * | 1991-11-18 | 1993-06-11 | Nippon Television Network Corp | Chart for measuring horizontal resolution and horizontal resolution measuring system using this chart |
| CN104104761A (en) * | 2013-04-10 | 2014-10-15 | 赛龙通信技术（深圳）有限公司 | Automatic detection system and detection method for mobile phone camera |
| CN107396093A (en) * | 2017-07-24 | 2017-11-24 | 歌尔股份有限公司 | Camera testing device |
| CN108600738A (en) * | 2018-04-27 | 2018-09-28 | 上海与德科技有限公司 | Camera Test holder, Camera Test method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1002680C2 (en) * | 1996-03-21 | 1997-09-23 | Tno | Test system for optical and electro-optical observation equipment. |
| CN101476977A (en) * | 2009-01-13 | 2009-07-08 | 洛阳汉腾光电有限公司 | Detection apparatus and detection method for camera optical performance |
| CN102378036A (en) * | 2010-08-09 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | Camera testing device |
| CN103064246B (en) * | 2013-01-30 | 2015-12-23 | 信利光电股份有限公司 | A kind of camera module test platform |
| CN204153416U (en) * | 2014-06-09 | 2015-02-11 | 华晨汽车集团控股有限公司 | Vehicle-mounted camera test fixed support |
| CN204707214U (en) * | 2015-06-18 | 2015-10-14 | 佳立数码(深圳)有限公司 | A kind of camera testing device |
| CN107147904B (en) * | 2017-06-08 | 2019-05-24 | Oppo广东移动通信有限公司 | Test method, device and and the computer readable storage medium of camera module |
-
2018
- 2018-04-27 CN CN202010625097.0A patent/CN111757099A/en not_active Withdrawn
- 2018-04-27 CN CN201810393549.XA patent/CN108600738B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05145954A (en) * | 1991-11-18 | 1993-06-11 | Nippon Television Network Corp | Chart for measuring horizontal resolution and horizontal resolution measuring system using this chart |
| CN104104761A (en) * | 2013-04-10 | 2014-10-15 | 赛龙通信技术（深圳）有限公司 | Automatic detection system and detection method for mobile phone camera |
| CN107396093A (en) * | 2017-07-24 | 2017-11-24 | 歌尔股份有限公司 | Camera testing device |
| CN108600738A (en) * | 2018-04-27 | 2018-09-28 | 上海与德科技有限公司 | Camera Test holder, Camera Test method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113067933A (en) * | 2021-02-25 | 2021-07-02 | 深圳市磐锋精密技术有限公司 | Automatic test installation system and method for mobile phone camera module |
| CN113067933B (en) * | 2021-02-25 | 2023-06-20 | 深圳市磐锋精密技术有限公司 | Automatic test and installation system and method for mobile phone camera module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108600738A (en) | 2018-09-28 |
| CN108600738B (en) | 2020-11-17 |
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Application publication date: 20201009 |