CN217112944U

CN217112944U - Screen light leakage detection device

Info

Publication number: CN217112944U
Application number: CN202220789157.7U
Authority: CN
Inventors: 陈诚; 陶玉梅; 董金超; 蔡金凤; 聂强; 李烨; 束炎炎
Original assignee: iFlytek Co Ltd
Current assignee: iFlytek Co Ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-08-02
Anticipated expiration: 2032-04-06

Abstract

The utility model provides a screen light leak detection device relates to check out test set technical field. This screen light leak detection device, including layer board and a plurality of thimble assembly, the layer board is equipped with the light trap, the one end drill way of light trap is equipped with the step face, and is a plurality of thimble assembly lays in the step face, each thimble assembly is installed adjustably on the step face. The utility model provides a screen light leak detection device, thimble assembly set up on the step face and can step face adjustment height relatively to can change the height everywhere of the screen that awaits measuring with the help of a plurality of thimble assemblies, so that whether there is the light leak phenomenon in cooperation optical equipment detection comprehensive detection screen that awaits measuring.

Description

Screen light leakage detection device

Technical Field

The utility model relates to a check out test set technical field especially relates to a screen light leak detection device.

Background

As the application of electronic devices becomes more and more widespread, the display effect of the display screen in the electronic device is a content that is highly concerned by users. In the display screen research and development stage, the light leakage detection needs to be carried out on the display screen sample so as to improve the display quality of the display screen.

At present, screen light leakage information is collected through optical collection equipment usually when products are assembled or an LCD screen module is tiled without external force. In the actual production process of the product, due to the reasons of the production process, different types of height differences exist in the position structure of the LCD screen module, and the product can not be ensured to be completely consistent, so that light leakage can occur at any position of the LCD screen module. The existing light leakage detection device is fixed in structure, only adapts to light leakage detection at a single position, and installation heights of LCD screen modules are inconsistent due to influence of a product manufacturing process, so that light leakage phenomenon is generated, and the existing screen light leakage detection device cannot collect light comprehensively.

SUMMERY OF THE UTILITY MODEL

The utility model provides a screen light leak detection device for screen light leak detection device can't gather the screen that awaits measuring comprehensively among the solution prior art receives the product manufacturing process influence, and the installation height is inconsistent and the light leak defect that arouses.

The utility model provides a screen light leak detection device, including layer board and a plurality of thimble assembly, the layer board is equipped with the light trap, the one end drill way of light trap is equipped with the step face, and is a plurality of thimble assembly lays in the step face, each thimble assembly installs adjustably on the step face.

According to the utility model provides a pair of screen light leak detection device, thimble assembly includes thimble main part, thimble head and regulating unit, be equipped with a plurality of through-holes on the step face, thimble main part slidable inserts and establishes in the through-hole, the thimble head install in the tip of thimble main part for contradict with the screen that awaits measuring, regulating unit is used for adjusting the thimble head for the height of step face.

According to the utility model provides a pair of screen light leak detection device, the drill way of through-hole is equipped with the step groove, the thimble head can be acceptd the step inslot the thimble head is acceptd under the condition of step inslot, the terminal surface of thimble head is not higher than the step face.

According to the utility model provides a pair of screen light leak detection device, the regulating unit includes locating part and regulation pole, be equipped with the regulation hole of bar on the locating part, be equipped with the jack in the thimble main part, it wears to locate to adjust the pole the different positions of regulation hole insert in the jack, with the locating part is fixed in the thimble main part, the one end of locating part with the layer board is contradicted.

According to the utility model provides a pair of screen light leak detection device, the thimble main part includes the base and sets up cylinder section on the base, the cylinder section is inserted and is established in the through-hole, the locating part has the arcwall face, the arcwall face with the outer wall adaptation of cylinder section.

According to the utility model provides a pair of screen light leak detection device, the thimble head with the connection can be dismantled to the tip of cylinder section.

According to the utility model provides a pair of screen light leak detection device, the locating part sets up the layer board is kept away from one side of thimble head.

According to the utility model provides a pair of screen light leak detection device, it is adjusting screw to adjust the pole.

According to the utility model provides a pair of screen light leak detection device, the light trap is the quad slit, the size and the screen adaptation that awaits measuring of light trap.

The utility model provides a screen light leak detection device, thimble assembly set up on the step face and can step face adjustment height relatively to can change the height everywhere of the screen that awaits measuring with the help of a plurality of thimble assemblies, so that whether there is the light leak phenomenon in cooperation optical equipment detection comprehensive detection screen that awaits measuring.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a screen light leakage detection device provided by the present invention;

fig. 2 is a schematic view of a partial structure of a pallet provided by the present invention;

FIG. 3 is an exploded view of a thimble assembly provided by the present invention;

fig. 4 is one of application schematic diagrams of the screen light leakage detection apparatus provided by the present invention;

fig. 5 is a second schematic view of the screen light leakage detection apparatus provided by the present invention;

reference numerals are as follows:

10. a support plate; 11. a through hole; 12. a step groove; 20. a thimble assembly; 21. a thimble main body; 22. ejecting a needle head; 23. a base; 24. a jack; 25. a limiting member; 26. adjusting a rod; 27. an adjustment hole; 30. and (6) a screen to be tested.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The features of the terms first and second in the description and in the claims of the present invention may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The structure of the screen light leakage detection device of the present invention is described below with reference to fig. 1 to 5.

The embodiment of the utility model provides a screen light leak detection device, as shown in fig. 1, it includes layer board 10 and a plurality of thimble assembly 20, and layer board 10 is equipped with the light trap, and the one end drill way of light trap is equipped with the step face, and a plurality of thimble assembly 20 lay in the step face, and each thimble assembly 20 is installed on the step face adjustably.

As shown in fig. 1 and 2, a square light hole is formed in the supporting plate 10, an opening of the light hole is provided with an annular step surface, and a plurality of ejector pin assemblies 20 are arranged on the step surface. The plurality of thimble assemblies 20 are connected in sequence, enclose into the annular, and the whole step face is covered. Wherein, the light trap can be round hole or quad slit, specifically sets up according to the shape of screen. For example, if a square screen is detected, a square light-transmitting hole is provided. When the device is used, the screen 30 to be tested is attached to the step surface and is in contact with the ejector pin assembly 20 on the step surface, and the heights of the screen 30 to be tested can be changed by adjusting the ejector pin assembly 20.

During detection, as shown in fig. 4 and 5, the screen 30 to be detected is placed on the step surface, and the installation operation of the screen 30 to be detected is simulated. The lower part of the screen 30 to be measured is pressed on the thimble assembly 20, part of the thimble assembly 20 is adjusted, optical data acquisition is carried out on the adjusted position by optical acquisition equipment, and then whether light leakage exists after the current position is subjected to structural interference is judged according to the acquired data. If the light leakage phenomenon exists at a certain position, the thimble assembly 20 at the corresponding position is adjusted according to experience, so that the height of the screen 30 to be detected at the position is changed, and whether the screen 30 to be detected leaks light is detected again. Therefore, the light leakage problem of the screen 30 to be detected can be comprehensively detected.

The embodiment of the utility model provides a screen light leak detection device, thimble assembly 20 sets up on the step face and can step face height-adjusting relatively to can change screen 30's height everywhere that awaits measuring with the help of a plurality of thimble assemblies 20, so that whether there is the light leak phenomenon in cooperation optical equipment detection screen 30 that awaits measuring comprehensively.

Specifically, as shown in fig. 3, the thimble assembly 20 includes a thimble main body 21, a thimble head 22 and an adjusting unit, a plurality of through holes 11 are provided on the step surface, the thimble main body 21 is slidably inserted into the through holes 11, the thimble head 22 is mounted at an end of the thimble main body 21 and is used for abutting against the screen 30 to be tested, and the adjusting unit is used for adjusting the height of the thimble head 22 relative to the step surface.

In an alternative embodiment, the thimble body 21 is a stepped cylinder, and correspondingly, the through hole 11 is a circular hole. The small end of the thimble main body 21 is inserted into the through hole 11 and connected with the thimble head 22, and the large end is arranged on the side of the supporting plate 10 departing from the thimble head 22 to prevent the thimble main body 21 from passing through the through hole 11. The adjustment unit is used for adjusting the height of the thimble head 22 relative to the step surface. In another alternative embodiment, the thimble body 21 is a stepped square column, and correspondingly, the through hole 11 is a square hole. The specific arrangement of the thimble main body 21 is similar to a step-shaped cylinder, and is not described in detail. In yet another alternative embodiment, the thimble body 21 and the thimble head 22 are an integral structure, wherein the thimble body 21 is inserted into the through hole 11 and can slide up and down along the axial direction of the through hole 11. An anti-drop base is arranged at one end of the thimble main body 21 far away from the thimble head 22, and the anti-drop base is detachably connected with the thimble main body 21.

During assembly, the thimble head 22 and the thimble main body 21 are inserted into the through hole 11 from one end, and then the anti-falling base is installed, so that an I-shaped structure is formed, and the middle part of the I-shaped structure is positioned in the through hole 11 and can move up and down along the through hole 11, so as to adjust the height of the thimble head 22 relative to the step surface, and further adjust the height of the screen 30 to be measured.

As shown in fig. 2, the hole of the through hole 11 is provided with a step groove 12, and the ejector pin 22 can be accommodated in the step groove 12. When the thimble head 22 is accommodated in the stepped groove 12, the end surface of the thimble head 22 is not higher than the stepped surface.

Each through hole 11 is provided with a step groove 12, and the ejector pin 22 can be accommodated in the step groove 12. Because the end surface of the thimble head 22 is not higher than the step surface under the condition that the thimble head 22 is accommodated in the step groove 12, when the screen 30 to be tested is attached to the step surface, the influence on the flatness of the screen due to the protrusion of the thimble head 22 can be effectively avoided. Of course, it is understood that the stepped groove 12 may not be provided, and the flatness of the screen 30 to be tested is ensured by controlling the initial height of the head pin 22 when the screen 30 to be tested is placed.

In an embodiment of the present invention, the adjusting unit is an electric push rod, and one end of the electric push rod is connected to the thimble head 22 to adjust the distance between the thimble head 22 and the step surface.

In another embodiment of the present invention, as shown in fig. 3, the adjusting unit includes a limiting member 25 and an adjusting rod 26. The limiting member 25 is provided with a strip-shaped adjusting hole 27, the thimble body 21 is provided with an insertion hole 24, and the adjusting rod 26 is inserted into the insertion hole 24 at different positions of the adjusting hole 27 so as to fix the limiting member 25 on the thimble body 21. Wherein, one end of the limiting member 25 is abutted against the supporting plate 10.

As shown in fig. 3, the limiting member 25 is provided with a strip-shaped adjusting hole 27, and when the adjusting rod 26 is inserted into the top of the adjusting hole 27 and screwed into the insertion hole 24, the thimble head 22 is at a first limit distance from the step surface. When the adjusting rod 26 is inserted at the bottom of the adjusting hole 27 and screwed into the insertion hole 24, the thimble head 22 and the step surface are at the second limit distance, the limit position of the thimble head 22 is limited by the strip-shaped adjusting hole 27, and the damage to the screen 30 to be tested caused by the overhigh thimble head 22 is avoided.

In an alternative embodiment of the present invention, the position-limiting element 25 is disposed on a side of the supporting board 10 away from the thimble head 22. At this time, the first limit distance is the highest distance that the ejector pin 22 ejects out of the step surface, and the second limit distance is the lowest distance that the ejector pin 22 ejects out of the step surface.

When the adjusting device is used, the adjusting rod 26 is unscrewed, the end part of the adjusting rod 26 is unscrewed from the insertion hole 24, the relative height of the adjusting rod 26 in the adjusting hole 27 is adjusted, after the adjusting rod 26 is screwed into the insertion hole 24 again after being adjusted in place, the adjusting piece and the ejector pin main body 21 are fixed together, so that the end part of the limiting piece 25 is abutted against the supporting plate 10, the relative position of the supporting plate 10 and the ejector pin head 22 is adjusted, and the distance between the ejector pin head 22 and the step surface is adjusted.

In an alternative embodiment, the limiting member 25 is an integral structure with the supporting plate 10, and the limiting member 25 is a protrusion protruding from the supporting plate 10.

Optionally, the adjusting rod 26 is an adjusting screw or an adjusting bolt, correspondingly, the insertion hole 24 is a threaded hole to realize threaded fit, and the limiting member 25 is fixed on the ejector rod main body by pressing a screw cap or a bolt head.

In an alternative embodiment, as shown in fig. 3, the thimble main body 21 includes a base 23 and a cylindrical section disposed on the base 23, the cylindrical section is inserted into the through hole 11, and the limiting member 25 has an arc-shaped surface, and the arc-shaped surface is adapted to an outer wall of the cylindrical section.

Wherein, adjust pole 26 and pass regulation hole 27 and insert and establish in jack 24 to fasten locating part 25 on thimble main part 21, at this moment, the outer wall laminating of arcwall face and cylinder section increases the friction surface, prevents effectively that locating part 25 from removing.

In another alternative embodiment, the position-limiting member 25 is a square plate, the thimble body 21 is a stepped cylinder or a square cylinder, and one side of the square plate is pressed against the outer surface of the thimble body 21 by the adjusting rod 26.

During the use, base 23 is put on the desktop, and the height that the through-hole 11 was stretched out to the cylinder section is adjusted by locating part 25 to the height of adjustment thimble head 22 simulates the actual production condition of the different products that bear the weight of the screen, with the light leak information of the screen 30 that awaits measuring of overall detection.

Optionally, the thimble head 22 is detachably connected to the end of the cylindrical section. For example, the end of the cylindrical section is provided with a slot, and the thimble head 22 is inserted into the slot for fixing. For another example, a rib is disposed at a port of the cylindrical section, and a slot is disposed on the thimble head 22, in which the rib is inserted and fixed. In addition, optionally, the thimble head 22 and the cylindrical section are an integral structure, and the cylindrical section is detachably connected with the base 23.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a screen light leak detection device, its characterized in that, includes layer board and a plurality of thimble assembly, the layer board is equipped with the light trap, the one end drill way of light trap is equipped with the step face, and is a plurality of thimble assembly lays in the step face, each thimble assembly installs adjustably on the step face.

2. The screen light leak detection device of claim 1, wherein the thimble assembly includes a thimble body, a thimble head, and an adjusting unit, the step surface is provided with a plurality of through holes, the thimble body is slidably inserted into the through holes, the thimble head is mounted at an end of the thimble body and is configured to abut against a screen to be detected, and the adjusting unit is configured to adjust a height of the thimble head relative to the step surface.

3. The apparatus of claim 2, wherein the aperture of the through hole has a step groove, the thimble head is receivable in the step groove, and an end surface of the thimble head is not higher than the step surface when the thimble head is received in the step groove.

4. The apparatus of claim 2, wherein the adjusting unit comprises a limiting member and an adjusting rod, the limiting member has a strip-shaped adjusting hole, the thimble body has a hole, the adjusting rod is inserted into the adjusting hole at different positions, and is inserted into the hole, so as to fix the limiting member on the thimble body, and one end of the limiting member abuts against the supporting plate.

5. The device of claim 4, wherein the pin body comprises a base and a cylindrical section disposed on the base, the cylindrical section is inserted into the through hole, the position-limiting member has an arc-shaped surface, and the arc-shaped surface is adapted to an outer wall of the cylindrical section.

6. The on-screen leak light detecting device of claim 5, wherein the tip head is detachably connected to an end of the cylindrical section.

7. The screen leak light detector of claim 4, wherein the stopper is disposed on a side of the supporting plate away from the thimble head.

8. The screen light leak detection device of claim 4, wherein the adjusting rod is an adjusting screw.

9. The screen leak light detection device of claim 1, wherein the light hole is a square hole, and the size of the light hole is adapted to the screen to be tested.