CN214668622U - Screen lighting detection equipment and screen detection assembly line - Google Patents

Screen lighting detection equipment and screen detection assembly line Download PDF

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Publication number
CN214668622U
CN214668622U CN202120527487.4U CN202120527487U CN214668622U CN 214668622 U CN214668622 U CN 214668622U CN 202120527487 U CN202120527487 U CN 202120527487U CN 214668622 U CN214668622 U CN 214668622U
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CN
China
Prior art keywords
screen
detection
conveying
driving
lightening
Prior art date
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Active
Application number
CN202120527487.4U
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Chinese (zh)
Inventor
邵勇锋
黄亮
黄龙
刘龑
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Suzhou Ouruijie Intelligent Technology Co ltd
Original Assignee
Suzhou Ouruijie Intelligent Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Priority to CN202120527487.4U priority Critical patent/CN214668622U/en
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Publication of CN214668622U publication Critical patent/CN214668622U/en
Active legal-status Critical Current
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Abstract

The utility model discloses a check out test set and screen detection assembly line are lighted to screen. The screen lighting detection device is used for detecting the lighting of a screen, and comprises: a frame; the first material conveying mechanism is arranged on the rack and used for conveying the screen to be detected; the lightening detection mechanism is arranged on the rack, is positioned on one side of the first material conveying mechanism and is used for lightening detection on the screen; the first material moving mechanism is used for transmitting the screen transmitted by the first material transmitting mechanism to the lightening detection mechanism and moving the screen which is detected by the lightening detection mechanism; and the second material conveying mechanism is arranged on the rack and used for conveying the screen which is detected. The utility model discloses a check out test set is lighted to the screen detects the realization automation, and detection efficiency is high to the illumination of screen.

Description

Screen lighting detection equipment and screen detection assembly line
Technical Field
The utility model relates to a display screen detects technical field, especially relates to a check out test set and screen detection assembly line are lighted to screen.
Background
Electronic products such as televisions, computers, mobile phones and other equipment are all provided with display screens for displaying pictures, the display screens comprise screen areas for displaying and circuit board areas bound with circuit boards, pins of the screen areas are bound with bonding pads on the circuit boards after the screen areas are assembled, and finally, a protective film is attached to the whole display screen for protection.
The display screen needs to be lighted and detected after being assembled and before leaving a factory so as to detect whether the display screen is normally displayed. In the related technology, the display screen is detected by manually placing the display screen on a detection instrument, judging whether the screen is qualified or not according to the result displayed by the instrument, and manually taking the display screen off the instrument after the detection is finished, so that the efficiency of the whole detection process is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a check out test set is lighted to screen can promote the screen and light the efficiency that detects.
The utility model discloses still provide a screen detection assembly line that check out test set was lighted to above-mentioned screen.
According to the utility model discloses a check out test set is lighted to screen of first aspect embodiment for light the detection to the screen, include: a frame; the first material conveying mechanism is arranged on the rack and used for conveying the screen to be detected; the lightening detection mechanism is arranged on the rack, is positioned on one side of the first material conveying mechanism and is used for lightening detection on the screen; the first material moving mechanism is used for transmitting the screen transmitted by the first material transmitting mechanism to the lightening detection mechanism and moving away the screen which is detected by the lightening detection mechanism; and the second material conveying mechanism is arranged on the rack and used for conveying the screen which is detected after the detection is finished.
According to the utility model discloses check out test set is lighted to screen has following beneficial effect at least: the screen that is used for treating the detection through setting up first conveying mechanism carries out the material loading, sets up first material mechanism that moves and carries out the automation and to the screen that the detection mechanism conveying of lighting was waited to detect and remove the screen that detects the completion, and the first material mechanism that moves in back shifts the screen after detecting to the second and passes the material mechanism with the transport away to whole screen is lighted and is detected the realization automation, has higher detection efficiency.
According to the utility model discloses a some embodiments, first relative both sides of passing material mechanism all are equipped with light detection mechanism, first material mechanism that moves is used for to both sides light detection mechanism and carry out material loading and unloading.
According to some embodiments of the utility model, the screen lights check out test set and includes a plurality of light detection mechanism, it is a plurality of light detection mechanism independent work each other.
According to some embodiments of the utility model, it includes test piece, objective table, driving piece and formation of image to light detection mechanism, the driving piece is used for the drive the objective table removes and can be right the position of screen is rectified, the objective table is used for placing the screen, the test piece is located the one end of driving piece is used for right on the objective table the screen detects, the formation of image is located the test piece top is used for right the screen images.
According to some embodiments of the present invention, the imaging member is mounted on the frame through a support frame, and the imaging member can move relative to the support frame.
According to the utility model discloses a some embodiments, the driving piece includes sharp module and removes the slip table, it locates to remove the slip table on the sharp module, the objective table is located remove on the slip table, sharp module is used for the drive remove the slip table and remove, it is right to remove the slip table the position of screen is rectified.
According to some embodiments of the utility model, remove the slip table and include mount pad, revolving stage, X axle mobile device, Y axle mobile device and R direction rotation drive arrangement, the revolving stage the X axle mobile device Y axle mobile device with R direction rotation drive arrangement install in on the mount pad, the objective table is located on the revolving stage, X axle mobile device is used for the drive the revolving stage removes in the X direction, Y axle mobile device is used for the drive the revolving stage removes in the Y direction, R direction rotation drive arrangement is used for the drive the revolving stage rotates.
According to the utility model discloses a some embodiments, the second passes material mechanism to be used for conveying qualified the screen, the check out test set is lighted to the screen still includes the third passes material mechanism, locates light one side of check out test set for conveying and accomplishing the nonconforming that detects the screen.
According to some embodiments of the present invention, the starting end of the second material conveying mechanism is further provided with a material receiving box.
According to the utility model discloses a screen detects assembly line of second aspect embodiment, including the aforesaid the screen light check out test set.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention will be further described with reference to the following drawings and examples, in which:
fig. 1 is a schematic structural diagram of a screen lighting detection device according to an embodiment of the present invention;
FIG. 2 is a schematic view of the screen lightening detection device shown in FIG. 1 after a part of the housing is hidden;
FIG. 3 is a schematic structural diagram of the screen lightening detection device in FIG. 2 after hiding the housing and the first material moving mechanism;
fig. 4 is a schematic structural view of a plurality of lighting detection mechanisms on one side of the first material conveying mechanism in fig. 3;
fig. 5 is a schematic view of the structure of the lighting detection mechanism in fig. 4;
FIG. 6 is a schematic view of the driving member and the test strip of FIG. 5;
fig. 7 is a schematic view of the mechanism of the test piece of fig. 6.
Reference numerals:
the screen lighting device 100;
a frame 110, a housing 111;
a first transfer mechanism 120;
the lighting detection mechanism 130, the test piece 131, the probe 1311, the main board 1312, the upper pressing block 1313, the lower pressing block 1314, the stage 132, the driving member 133, the linear module 1331, the movable slide table 1332, the mounting seat 13321, the rotary table 13322, the X-axis moving device 13323, the Y-axis moving device 13324, the R-direction rotation driving device 13325, the imaging piece 134, the support frame 135, and the light source 136;
a first transfer mechanism 140 and a first robot 141;
a second material conveying mechanism 150;
a positioning mechanism 160, a connecting frame 161, a first CCD camera 162;
a third material transfer mechanism 170;
a second material moving mechanism 180, a transverse module 181 and a manipulator 182.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1 to 7, a screen lighting detection device 100 according to an embodiment of the present invention is used for lighting a screen, and includes a frame 110, a first material conveying mechanism 120, a lighting detection mechanism 130, a first material moving mechanism 140, and a second material conveying mechanism 150.
Referring to fig. 1 to 3, a frame 110 is used as a carrying base for carrying various components; the first conveying mechanism 120 is used for conveying the screen to be detected; the lightening detection mechanism 130 is arranged on the rack 110 and positioned at one side of the first material conveying mechanism 120 and is used for lightening detection of the screen; the first material moving mechanism 140 is configured to convey the screen conveyed by the first conveying mechanism 120 to the lighting detection mechanism 130, and move away the screen detected by the lighting detection mechanism 130; the second material conveying mechanism 150 is disposed on the rack 110 and is used for conveying the screen subjected to the detection.
The above-mentioned screen lighting detection device 100 is used for feeding the screen to be detected by setting the first material conveying mechanism 120, and sets the first material moving mechanism 140 to automatically convey the screen to be detected to the lighting detection mechanism 130 and move away the screen after detection is completed, and then the first material moving mechanism 140 transfers the screen after detection to the second material conveying mechanism 150 to be carried away, so that the whole screen lighting detection is automated, and the detection efficiency is higher.
Referring to fig. 1 to fig. 3, in an embodiment of the present invention, the frame 110 is used as a bearing base for bearing the first material conveying mechanism 120, the lighting detection mechanism 130 and the second material conveying mechanism 150, and in addition, in order to protect the components in the whole device 100, the lighting detection device in this embodiment further includes a housing 111, the housing 111 is covered on each component and surrounds part of the first material conveying mechanism 120, the whole lighting detection mechanism 130, the whole first material moving mechanism 140 and part of the second material conveying mechanism 150, wherein the first material moving mechanism 140 is hung on the housing 111.
Referring to fig. 3, in an embodiment of the present invention, the first material conveying mechanism 120 is disposed on the frame 110 and located below the first material moving mechanism 140, and is used for conveying the screen to be detected to the first material moving mechanism 140.
The first conveying mechanism 120 in this embodiment is a conveying manner of a conveying belt, and in order to protect the screen during the conveying process, the conveying belt in this embodiment is made of an antistatic material, so as to prevent the screen from being damaged due to friction electrification with the conveying belt during the conveying process.
The first material conveying mechanism 120 in this embodiment is partially connected to the rack 110, and partially protrudes from the rack 110, so as to be engaged with other devices, so as to convey the screen to be detected to the lower side of the first material moving mechanism 140.
Referring to fig. 2, in an embodiment of the present invention, the first material transferring mechanism 140 is installed on the housing 111, the first material transferring mechanism 140 is provided with two first manipulators 141 arranged oppositely, one of the first manipulators is used for discharging the screen to be detected transmitted from the first material transferring mechanism 120 and transferring the screen to the lighting detection mechanism 130, and the other one of the first manipulators is used for transferring the screen detected by the lighting detection mechanism 130 and transferring the screen to the second material transferring mechanism 150 or other material transferring mechanisms, so as to improve the transferring efficiency of the screen and further improve the detection efficiency.
It is understood that, in order to improve the material transferring accuracy of the first material transferring mechanism 140, a positioning mechanism 160 may be further disposed in front of the first material transferring mechanism 140 for positioning the incoming material on the first conveying mechanism 120.
Specifically, referring to fig. 3, the positioning mechanism 160 includes a connecting frame 161 and a first CCD camera 162, wherein the connecting frame 161 is hung on the housing 111, the first CCD camera 162 is installed on the connecting frame 161, and when a product flows to the first CCD camera 162, the first CCD camera 162 takes a picture and uploads the picture, so as to control the first material moving mechanism 140 to take a material.
Referring to fig. 3, in an embodiment of the present invention, the lighting detection mechanisms 130 are disposed on two opposite sides of the first material conveying mechanism 120, and the first material moving mechanism 140 is configured to load and unload materials to the lighting detection mechanisms 130 on two sides, so as to improve the detection efficiency of the whole apparatus.
In addition, in this embodiment, all be equipped with a plurality of detection mechanism 130 that light on each side of first conveying mechanism 120, a plurality of detection mechanism 130 that light set up side by side on same straight line to independent work each other, and then not influenced each other, light detection mechanism 130 and light the in-process that detects at one, other can be at material loading or unloading, through be equipped with a plurality of detection mechanism 130 that light on one side of first conveying mechanism 120, thereby promote detection efficiency.
Specifically, three lighting detection mechanisms 130 are disposed on each side of the first material conveying mechanism 120 in this embodiment, and in other embodiments, other numbers of lighting detection mechanisms 130 may be disposed as needed.
Referring to fig. 4 to 6, in an embodiment of the present invention, the lighting detection mechanism 130 includes a testing element 131, an object stage 132, a driving element 133 and an imaging element 134, the driving element 133 is used for driving the object stage 132 to move and correcting the position of the screen, the object stage 132 is used for placing the screen, the testing element 131 is disposed at one end of the driving element 133 and is used for detecting the screen on the object stage 132, and the imaging element 134 is located above the testing element 131 and is used for imaging the screen.
Specifically, the first material moving mechanism 140 transfers the screen from the first material transferring mechanism 120 to the stage 132, the driving element 133 drives the screen to move toward the test piece 131, after the screen reaches a predetermined position, the imaging element 134 photographs and positions the screen, so as to control the driving element 133 to correct the position of the screen, after the correction is completed, the driving element 133 inserts the screen into the test piece 131, the test piece 131 compresses the screen, so that the probe 1311 in the test piece 131 is electrically connected with the circuit board of the screen, the probe 1311 transfers the detected information to the control instrument, and the imaging element 134 images the lighted detection result of the screen and transfers the imaged detection result to the control instrument to obtain the detection result. After a test is completed, the driving member 133 drives the stage 132 to move to the initial position, and the first material moving mechanism 140 discharges the material and then feeds the material, so as to perform the screen test repeatedly.
In an embodiment of the present invention, the cross-sectional area of the stage 132 is larger than the cross-sectional area of the screen, so that the stage 132 can adapt to screens with different sizes, and is more practical.
Referring to fig. 6, in an embodiment of the present invention, the driving element 133 includes a linear module 1331 and a movable sliding table 1332, the movable sliding table 1332 is disposed on the linear module 1331, the stage 132 is disposed on the movable sliding table 1332, the linear module 1331 is used for driving the movable sliding table 1332 to move, and the movable sliding table 1332 corrects the position of the screen.
Specifically, the moving slide table 1332 includes a mounting base 13321, a rotating table 13322, an X-axis moving device 13323, a Y-axis moving device 13324 and an R-direction rotation driving device 13325, the rotating table 13322, the X-axis moving device 13323, the Y-axis moving device 13324 and the R-direction rotation driving device 13325 are mounted on the mounting base 13321, the stage 132 is provided on the rotating table 13322, the X-axis moving device 13323 is used for driving the rotating table 13322 to move in the X direction, the Y-axis moving device 13324 is used for driving the rotating table 13322 to move in the Y direction, and the R-direction rotation driving device 13325 is used for driving the rotating table 13322 to rotate in the R direction, so as to correct the screen on the stage 132.
Among them, the X-axis moving device 13323, the Y-axis moving device 13324 and the R-direction rotation driving device 13325 include respective driving motors.
Specifically, the correction and detection process is as follows: after the screen is placed on the stage 132, the screen is driven by the linear module 1331 to move to the position of the imaging element 134, the imaging element 134 takes a picture of a gold finger in a binding area of the screen, then the R-direction rotation driving device 13325 drives the rotating platform 13322 to compensate in the R-direction position, the imaging element 134 takes a picture again, so that the X-axis moving device 13323 and the Y-axis moving device 13324 drive the rotating platform 13322 to compensate in the X-direction and the Y-direction, respectively, the linear module 1331 drives the screen into the testing element 131 to be lightened, and the imaging element 134 takes a picture of the screen again after the screen is lightened.
The lighting detection mechanism 130 further includes a support frame 135, the support frame 135 is disposed on the frame 110, the imaging element 134 is disposed on the support frame 135, the imaging element 134 is configured to image a screen on the stage 132, and when there is a deviation in the screen position, the control device controls the moving stage 1332 to adjust the screen in the XY direction or drives the stage 132 to rotate on the moving stage 1332.
The imaging element 134 in this embodiment is a second CCD camera, and a light source 136 is further provided, where the light source 136 is used to provide light to the stage 132, and the second CCD camera is used to photograph the screen.
It is understood that, since a plurality of the lighting detection mechanisms 130 are provided at each side of the first conveying mechanism 120, the supporting frame 135 is provided with a plurality of the imaging members 134, and one imaging member 134 is provided at each lighting detection mechanism 130.
In addition, in order to adapt to screens placed at different positions, each imaging element 134 can move relative to the support frame 135 under the driving of the driving motor, so that the positioning accuracy is improved.
Referring to fig. 7, the testing unit 131 in this embodiment includes probes 1311, a main board 1312, an upper pressing block 1313 and a lower pressing block 1314, the probes 1311 are disposed on the lower pressing block 1314, and the main board 1311 is detachably connected to the linear module 1331, so that the main board 1312 can be easily drawn out for maintenance. When testing, the circuit board area of the screen is clamped between the upper pressing block 1313 and the lower pressing block 1314, and the upper pressing block 1312 and the lower pressing block 1313 press the circuit board of the screen under the driving of the driving piece, so that the probes 1311 are electrically communicated with the circuit board of the screen.
Referring to fig. 3, in an embodiment of the present invention, the second material conveying mechanism 150 is used for conveying a qualified screen for completing the detection, and the screen lighting detection apparatus 100 further includes a third material conveying mechanism 170 disposed on one side of the lighting detection mechanism 130 for conveying a non-qualified screen for completing the detection. After the detection by the lighting detection mechanism 130 is completed, the unqualified screen is transferred from the first material moving mechanism 140 to the third material conveying mechanism 170 for stacking, and when the stacking reaches a certain height, the unqualified screen is transferred away from the third material conveying mechanism 160.
Wherein, a material receiving box 151 is further disposed at the starting end of the movement of the second material conveying mechanism 150, so as to avoid the risk of screen dropping caused by the reverse rotation of the second material conveying mechanism 150.
The third material conveying mechanism 170 in this embodiment is a conveyor belt, and is driven by a driving motor.
In addition, please refer to fig. 3, in an embodiment of the present invention, in order to enable the whole screen lighting detection apparatus 100 to be used in cooperation with other apparatuses, the screen transferred from other apparatuses is conveniently transferred to the first material transferring mechanism 120, the screen lighting detection apparatus 100 further includes a second material transferring mechanism 180, and the second material transferring mechanism 180 is disposed on the frame 110, and is configured to transfer the screen to be detected to the first material transferring mechanism 120.
Specifically, the second material moving mechanism 180 is perpendicular to the first material conveying mechanism 120, and the second material moving mechanism 180 includes a transverse module 181 and a second manipulator 182 disposed on the transverse module 181, so that the second manipulator 182 transfers the screen transferred from another device to the first material conveying mechanism 120, thereby realizing the connection of multiple devices.
Above-mentioned check out test set 100 is lighted to screen, through all being equipped with the detection mechanism 130 that lights in the relative both sides of first conveying mechanism 120, first material mechanism 140 that moves is used for carrying out material loading and unloading to the detection mechanism 130 that lights of both sides to every side that moves material mechanism 140 at first all is provided with a plurality of detection mechanism 130 that lights, thereby has promoted detection efficiency.
The utility model discloses still provide a screen detection assembly line in other embodiments, light check out test set 100 including above-mentioned screen, for example can also include equipment such as outward appearance check out test set, burning record equipment, constitute a complete screen detection assembly line, make the whole testing process of screen realize the automation to seamless connection, thereby promote detection efficiency.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but 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. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. A screen lighting detection device for detecting lighting of a screen, comprising:
a frame;
the first material conveying mechanism is arranged on the rack and used for conveying the screen to be detected;
the lightening detection mechanism is arranged on the rack, is positioned on one side of the first material conveying mechanism and is used for lightening detection on the screen;
the first material moving mechanism is used for transmitting the screen transmitted by the first material transmitting mechanism to the lightening detection mechanism and moving away the screen which is detected by the lightening detection mechanism;
and the second material conveying mechanism is arranged on the rack and used for conveying the screen which is detected after the detection is finished.
2. The screen lightening detection device of claim 1, wherein the lightening detection mechanisms are disposed on two opposite sides of the first material conveying mechanism, and the first material moving mechanism is configured to feed and discharge materials to the lightening detection mechanisms on the two sides.
3. The screen lightening detection device of claim 1 wherein the screen lightening detection device includes a plurality of the lightening detection mechanisms, the plurality of the lightening detection mechanisms operating independently of each other.
4. The apparatus according to claim 1, wherein the illumination detection mechanism includes a test piece, a stage, a driving piece, and an imaging piece, the driving piece is used for driving the stage to move and correcting the position of the screen, the stage is used for placing the screen, the test piece is disposed at one end of the driving piece and used for detecting the screen on the stage, and the imaging piece is disposed above the test piece and used for imaging the screen.
5. The screen illumination detection apparatus of claim 4 wherein the imaging member is mounted to the frame by a support frame, the imaging member being movable relative to the support frame.
6. The screen lightening detection device of claim 4, wherein the driving member comprises a linear module and a movable sliding table, the movable sliding table is arranged on the linear module, the object stage is arranged on the movable sliding table, the linear module is used for driving the movable sliding table to move, and the movable sliding table corrects the position of the screen.
7. The apparatus according to claim 6, wherein the movable sliding table includes a mounting base, a rotating table, an X-axis moving device, a Y-axis moving device and an R-direction rotation driving device, the rotating table, the X-axis moving device, the Y-axis moving device and the R-direction rotation driving device are mounted on the mounting base, the stage is mounted on the rotating table, the X-axis moving device is used for driving the rotating table to move in an X direction, the Y-axis moving device is used for driving the rotating table to move in a Y direction, and the R-direction rotation driving device is used for driving the rotating table to rotate.
8. The apparatus according to claim 1, wherein the second material conveying mechanism is configured to convey the qualified screen, and the apparatus further comprises a third material conveying mechanism, disposed on one side of the lighting detecting mechanism, configured to convey the unqualified screen that has been detected.
9. The screen lightening detection device of claim 1 wherein a material receiving box is further provided at the starting end of the movement of the second material conveying mechanism.
10. A screen detection pipeline comprising a screen ignition detection apparatus as claimed in any one of claims 1 to 9.
CN202120527487.4U 2021-03-12 2021-03-12 Screen lighting detection equipment and screen detection assembly line Active CN214668622U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120527487.4U CN214668622U (en) 2021-03-12 2021-03-12 Screen lighting detection equipment and screen detection assembly line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120527487.4U CN214668622U (en) 2021-03-12 2021-03-12 Screen lighting detection equipment and screen detection assembly line

Publications (1)

Publication Number Publication Date
CN214668622U true CN214668622U (en) 2021-11-09

Family

ID=78452929

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120527487.4U Active CN214668622U (en) 2021-03-12 2021-03-12 Screen lighting detection equipment and screen detection assembly line

Country Status (1)

Country Link
CN (1) CN214668622U (en)

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