CN212723575U - Automatic testing arrangement of LCD screen lumen value - Google Patents
Automatic testing arrangement of LCD screen lumen value Download PDFInfo
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- CN212723575U CN212723575U CN202021394658.2U CN202021394658U CN212723575U CN 212723575 U CN212723575 U CN 212723575U CN 202021394658 U CN202021394658 U CN 202021394658U CN 212723575 U CN212723575 U CN 212723575U
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Abstract
The utility model provides an automatic testing device for liquid crystal screen lumen value, which comprises a mobile platform and an optical probe; the mobile platform is movably arranged on the detection production line and is used for placing a screen to be detected; the optical probe is movably arranged on a detection station of the detection production line so as to detect the lumen value of the screen to be detected. When the device is used for conveying the screen to be detected to the detection station along with the detection production line, the optical probe can automatically detect the lumen value of the screen to be detected, so that manual operation is completely replaced, and the effect of improving the detection efficiency is achieved.
Description
Technical Field
The utility model relates to a detection device technical field especially relates to an automatic testing arrangement of LCD screen lumen value.
Background
The luminous flux is the fraction of the total radiated power emitted by the light source that can be perceived by the human eye. The lumen value is a measure of the visible light energy from the light source. The lumen value test of the liquid crystal display screen product is an essential detection item specified by the industry, and the level of the lumen value influences the body-tailored use feeling of an end user. The lumen value test in the production process is monotonous and repeated in action and needs to be carried out in a darkroom, so that operators have strong discomfort and aversion, and the lumen value test efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the automatic testing device for the liquid crystal display lumen value is provided, the lumen value of a liquid crystal display product is automatically detected, and the testing efficiency is improved.
In order to solve the technical problem, the utility model discloses a technical scheme be:
an automatic testing device for a liquid crystal display lumen value comprises a mobile platform and an optical probe;
the mobile platform is movably arranged on the detection production line and is used for placing a screen to be detected;
the optical probe is movably arranged on a detection station of the detection production line so as to detect the lumen value of the screen to be detected.
Further, the device also comprises a moving mechanism;
the optical probe is fixedly arranged at the movable end of the moving mechanism;
the movable end of the moving mechanism can move along the surface of the screen to be detected.
Further, an auxiliary camera is also included;
the auxiliary camera is fixedly arranged on a detection station of the detection production line so as to detect the size of the screen to be detected and establish a coordinate system;
the moving mechanism is electrically connected with the auxiliary camera, and the auxiliary camera provides coordinate information for the moving end of the moving mechanism.
Furthermore, the device also comprises a signal control panel;
the signal control panel is arranged on the detection station;
the signal control panel is used for automatically adjusting the brightness and the contrast of the screen to be detected.
Furthermore, the device also comprises an automatic butt joint mechanism;
the automatic butt-joint mechanism is arranged on a detection station of the detection production line;
the automatic butt joint mechanism is electrically connected with the signal control panel;
and the free end of the automatic butt joint mechanism is used for being electrically connected with a screen to be detected on the mobile platform.
Furthermore, the automatic butt joint mechanism is provided with a telescopic plug-in column;
the mobile platform is provided with a plug hole matched with the plug column;
the plug hole is electrically connected with the screen to be detected;
when the plug-in post is plugged into the plug-in hole, the signal control panel is electrically connected with the screen to be detected.
Furthermore, the device also comprises a travel switch;
the travel switch is arranged on the detection station and used for sensing whether the product to be detected reaches the detection station or not.
The beneficial effects of the utility model reside in that: an automatic testing device for a liquid crystal display lumen value comprises a mobile platform and an optical probe; the mobile platform is movably arranged on the detection production line and is used for placing a screen to be detected; the optical probe is movably arranged on a detection station of the detection production line so as to detect the lumen value of the screen to be detected. When the screen to be detected is conveyed to the detection station along with the detection production line, the optical probe can automatically detect the lumen value of the screen to be detected, completely replaces manual operation, and achieves the effect of improving the detection efficiency.
Drawings
Fig. 1 is a first structural diagram of an automatic testing device for a lumen value of a liquid crystal display according to an embodiment of the present invention;
fig. 2 is a second structural diagram of an automatic testing device for a lumen value of a liquid crystal display according to an embodiment of the present invention;
fig. 3 is a front view of an automatic testing device for a lumen value of a liquid crystal display according to an embodiment of the present invention;
description of reference numerals:
1. a mobile platform; 2. an optical probe; 3. detecting a production line; 4. a screen to be detected; 5. a moving mechanism; 6. an auxiliary camera; 7. a signal control panel; 8. an automatic docking mechanism; 9. inserting the column; 10. and (7) inserting holes.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 and fig. 3, an automatic testing apparatus for a liquid crystal display lumen value includes a mobile platform and an optical probe;
the mobile platform is movably arranged on the detection production line and is used for placing a screen to be detected;
the optical probe is movably arranged on a detection station of the detection production line so as to detect the lumen value of the screen to be detected.
From the above description, the beneficial effects of the present invention are: an automatic testing device for a liquid crystal display lumen value comprises a mobile platform and an optical probe; the mobile platform is movably arranged on the detection production line and is used for placing a screen to be detected; the optical probe is movably arranged on a detection station of the detection production line so as to detect the lumen value of the screen to be detected. When the screen to be detected is conveyed to the detection station along with the detection production line, the optical probe can automatically detect the lumen value of the screen to be detected, completely replaces manual operation, and achieves the effect of improving the detection efficiency.
Further, the device also comprises a moving mechanism;
the optical probe is fixedly arranged at the movable end of the moving mechanism;
the movable end of the moving mechanism can move along the surface of the screen to be detected.
As can be seen from the above description, the inspection of a screen usually selects several sampling points to observe, and the moving mechanism is used to control the optical probe to move on the screen to be inspected, so that the optical probe can move to any inspection position on the screen.
Further, an auxiliary camera is also included;
the auxiliary camera is fixedly arranged on a detection station of the detection production line so as to detect the size of the screen to be detected and establish a coordinate system;
the moving mechanism is electrically connected with the auxiliary camera, and the auxiliary camera provides coordinate information for the moving end of the moving mechanism.
According to the above description, the auxiliary camera can meet the requirement that the device can detect the screens to be detected with different sizes, the screens to be detected are photographed through the auxiliary camera, the coordinate system is established, and the coordinate system is fed back to the moving mechanism, so that the moving mechanism can automatically adjust and select the detection position according to the size of the screens to be detected.
Furthermore, the device also comprises a signal control panel;
the signal control panel is arranged on the detection station;
the signal control panel is used for automatically adjusting the brightness and the contrast of the screen to be detected.
The signal control panel can adjust the brightness and the contrast of the screen to be detected according to the detection requirement, so that the detection reliability is ensured.
Furthermore, the device also comprises an automatic butt joint mechanism;
the automatic butt-joint mechanism is arranged on a detection station of the detection production line;
the automatic butt joint mechanism is electrically connected with the signal control panel;
and the free end of the automatic butt joint mechanism is used for being electrically connected with a screen to be detected on the mobile platform.
According to the above description, the setting of the automatic docking mechanism is the key for realizing automatic detection of the device, when the screen to be detected is conveyed to the detection station, the automatic docking mechanism can realize automatic docking of the signal control panel and the equipment to be detected, manual wiring is not needed, and the manual work is completely liberated.
Furthermore, the automatic butt joint mechanism is provided with a telescopic plug-in column;
the mobile platform is provided with a plug hole matched with the plug column;
the plug hole is electrically connected with the screen to be detected;
when the plug-in post is plugged into the plug-in hole, the signal control panel is electrically connected with the screen to be detected.
According to the description, the signal control panel is electrically connected with the screen to be detected by matching the plug-in column with the plug-in hole, the connection mode is simple and reliable, and the plug-in and disconnection processes can be completed rapidly.
Furthermore, the device also comprises a travel switch;
the travel switch is arranged on the detection station and used for sensing whether the product to be detected reaches the detection station or not.
From the above description, the travel switch can detect whether the screen to be detected reaches the detection station, and reflect whether the detection task is started to be executed. The setting of travel switch makes the whole of detection realize the automation, need not the manual work and operates, very big improvement detection efficiency.
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is:
an automatic testing device for a liquid crystal display lumen value comprises a mobile platform 1 and an optical probe 2;
the mobile platform 1 is movably arranged on the detection production line 3 and is used for placing the screen 4 to be detected;
the optical probe 2 is movably arranged on a detection station of the detection production line 3 so as to detect the lumen value of the screen 4 to be detected.
Referring to fig. 1 and 3, in particular, the device further includes a moving mechanism 5;
the optical probe 2 is fixedly arranged at the movable end of the moving mechanism 5;
the movable end of the moving mechanism 5 can move along the surface of the screen 4 to be detected.
Specifically, the moving mechanism 5 is used for completing the movement of two degrees of freedom on the vertical plane, and can be assembled by two linear motors.
Referring to fig. 1 to 3, in particular, an auxiliary camera 6 is further included;
the auxiliary camera 6 is fixedly arranged on a detection station of the detection production line 3 so as to detect the size of the screen 4 to be detected and establish a coordinate system;
the moving mechanism 5 is electrically connected to the auxiliary camera 6, and the auxiliary camera 6 provides coordinate information to the movable end of the moving mechanism 5.
Specifically, the auxiliary camera 6 is used for photographing the screen 4 to be detected and establishing a coordinate system, and the coordinate system is fed back to the moving mechanism 5, so that the moving mechanism 5 can automatically adjust and select the detection position according to the size of the screen 4 to be detected.
Referring to fig. 1 to 3, in particular, the device further includes a signal control panel 7;
the signal control panel 7 is arranged on the detection station;
the signal control panel 7 is used for automatically adjusting the brightness and contrast of the screen 4 to be detected.
Specifically, the adjustment of the brightness and the contrast of the screen 4 to be detected by the signal control panel 7 belongs to the mature prior art, and therefore, the detailed description thereof is omitted here.
Referring to fig. 2, specifically, the docking apparatus further includes an automatic docking mechanism 8;
the automatic docking mechanism 8 is arranged on a detection station of the detection production line 3;
the automatic butt-joint mechanism 8 is electrically connected with the signal control panel 7;
the free end of the automatic butt joint mechanism 8 is used for being electrically connected with the screen 4 to be detected on the mobile platform 1.
Referring to fig. 2, specifically, the automatic docking mechanism 8 is provided with a retractable docking post 9;
the mobile platform 1 is provided with a plug hole 10 matched with the plug column 9;
the plug hole 10 is electrically connected with the screen 4 to be detected;
when the plug-in column 9 is plugged into the plug-in hole 10, the signal control panel 7 is electrically connected with the screen 4 to be detected.
Wherein, the splicing column 9 can be controlled by a cylinder or an oil cylinder to stretch, and has rapid action and small position deviation.
Specifically, the device also comprises a travel switch;
the travel switch is arranged on the detection station and used for sensing whether the product to be detected reaches the detection station or not.
The working principle of the travel switch belongs to the stated prior art, and the specific connection mode and the control process are not described in detail herein.
This device still includes PLC control module, and PLC control module is used for controlling each subassembly collaborative work, and PLC control module belongs to the comparatively ripe prior art of industry, does not give unnecessary details here.
The working process of the device is as follows:
the production line transmits the screen 4 to be detected to the detection station, the plug-in columns 9 on the automatic butt-joint mechanism 8 are plugged into the plug-in holes 10 on the mobile platform 1, the screen 4 to be detected is connected, and the brightness and the contrast of the screen 4 to be detected are adjusted through the signal control panel 7; the auxiliary camera 6 starts to work, the surface of the screen 4 to be detected is captured, a plane coordinate system is established, and according to the coordinate system, the optical probe 2 of the color analyzer moves to 9 detection points of the screen 4 to be detected to capture the lumen value. After the data acquisition is finished, whether the product is qualified or not is judged, and if the product is qualified, the product is transmitted to the next station by the detection production line 3; if the screen is unqualified, an alarm signal is sent out, a worker can check which parameter has a problem, and the screen is repaired after the worker accurately verifies the parameter is unqualified.
To sum up, the utility model provides an automatic testing device for the lumen value of a liquid crystal screen, which comprises a mobile platform and an optical probe; the mobile platform is movably arranged on the detection production line and is used for placing a screen to be detected; the optical probe is movably arranged on a detection station of the detection production line so as to detect the lumen value of the screen to be detected. When the screen to be detected is conveyed to the detection station along with the detection production line, the optical probe can automatically detect the lumen value of the screen to be detected, completely replaces manual operation, and achieves the effect of improving the detection efficiency. The auxiliary camera can meet the requirement that the device can detect screens to be detected with different sizes, the screens to be detected are photographed through the auxiliary camera, a coordinate system is established, the coordinate system is fed back to the moving mechanism, and the moving mechanism can automatically adjust and select a detection position according to the size of the screens to be detected. Moreover, when the screen to be detected is conveyed to the detection station, the automatic butt joint mechanism can realize the automatic butt joint of the signal control panel and the equipment to be detected, manual wiring is not needed, and the manual work is completely liberated.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (7)
1. An automatic testing device for a liquid crystal display lumen value is characterized by comprising a mobile platform and an optical probe;
the mobile platform is movably arranged on the detection production line and is used for placing a screen to be detected;
the optical probe is movably arranged on a detection station of the detection production line so as to detect the lumen value of the screen to be detected.
2. The automatic testing device for the lumen value of the liquid crystal display panel according to claim 1, further comprising a moving mechanism;
the optical probe is fixedly arranged at the movable end of the moving mechanism;
the movable end of the moving mechanism can move along the surface of the screen to be detected.
3. The automatic testing device for the lumen value of the liquid crystal display screen according to claim 2, further comprising an auxiliary camera;
the auxiliary camera is fixedly arranged on a detection station of the detection production line so as to detect the size of the screen to be detected and establish a coordinate system;
the moving mechanism is electrically connected with the auxiliary camera, and the auxiliary camera provides coordinate information for the moving end of the moving mechanism.
4. The automatic testing device for the lumen value of the liquid crystal display panel according to claim 1, further comprising a signal control panel;
the signal control panel is arranged on the detection station;
the signal control panel is used for automatically adjusting the brightness and the contrast of the screen to be detected.
5. The automatic testing device for the lumen value of the liquid crystal display according to claim 4, further comprising an automatic docking mechanism;
the automatic butt-joint mechanism is arranged on a detection station of the detection production line;
the automatic butt joint mechanism is electrically connected with the signal control panel;
and the free end of the automatic butt joint mechanism is used for being electrically connected with a screen to be detected on the mobile platform.
6. The automatic testing device for the lumen value of the liquid crystal display screen according to claim 5, wherein the automatic butting mechanism is provided with a telescopic plugging column;
the mobile platform is provided with a plug hole matched with the plug column;
the plug hole is electrically connected with the screen to be detected;
when the plug-in post is plugged into the plug-in hole, the signal control panel is electrically connected with the screen to be detected.
7. The automatic testing device for the lumen value of the liquid crystal display screen according to claim 1, further comprising a travel switch;
the travel switch is arranged on the detection station and used for sensing whether the product to be detected reaches the detection station or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021394658.2U CN212723575U (en) | 2020-07-15 | 2020-07-15 | Automatic testing arrangement of LCD screen lumen value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021394658.2U CN212723575U (en) | 2020-07-15 | 2020-07-15 | Automatic testing arrangement of LCD screen lumen value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212723575U true CN212723575U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021394658.2U Active CN212723575U (en) | 2020-07-15 | 2020-07-15 | Automatic testing arrangement of LCD screen lumen value |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212723575U (en) |
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- 2020-07-15 CN CN202021394658.2U patent/CN212723575U/en active Active
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Denomination of utility model: An automatic test device for lumen value of LCD Effective date of registration: 20220607 Granted publication date: 20210316 Pledgee: Xiamen pilot Free Trade Zone Branch of Bank of China Ltd. Pledgor: XIAMEN CHANGJIANG ELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2022980007207 |