CN211426305U

CN211426305U - Light direction adjusting mechanism for curved screen detection and curved screen detection jig

Info

Publication number: CN211426305U
Application number: CN201922209774.6U
Authority: CN
Inventors: 程亮
Original assignee: Wuhan Jingyitong Electronic Technology Co Ltd
Current assignee: Wuhan Jingyitong Electronic Technology Co Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-09-04
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a light direction guiding mechanism, curved screen detection tool for curved screen detects, it includes base and prism, be provided with rotatory slip table and prism pivot on the base, rotatory slip table includes stiff end and rotatory end, the stiff end with the base rigid coupling, but rotatory end locking with stiff end swivelling joint, rotatory end with the coaxial arrangement of prism pivot, prism one end with rotatory end is connected, the other end with the prism pivot is connected. The utility model discloses can convenient and fast ground realize the accurate regulation of prism angle.

Description

Light direction adjusting mechanism for curved screen detection and curved screen detection jig

Technical Field

The utility model belongs to the technical field of bent screen check out test set, specificly relate to a light direction guiding mechanism, bent screen detection tool for bent screen detects.

Background

AOI is called automatic optical inspection in Chinese, and a common mobile phone screen is generally a flat screen, so that the AOI inspection can be carried out only by vertically taking a picture downwards through a camera lens. With the development of the technology, the 3D curved screen is gradually popular, and even a waterfall screen appears. According to conventional mode, the curved surface display area of screen both sides just can't be detected, if let the camera lens do arc motion along the screen top, the structure of AOI equipment will be very complicated then, at present, adopt the reflection of the crooked portion of light direction adjustment module will bend the screen among the prior art to be unanimous for the plane portion with bending the screen, make only need lie in once to shoot and can realize the image shooting to whole bent screen, need not to set up a plurality of image acquisition modules, but all do not disclose a technical scheme who is convenient for adjust the prism angle in the above-mentioned equipment.

Disclosure of Invention

The utility model aims to bend the screen and detect the problem that exists, provide a light direction guiding mechanism, curved screen detection tool for bending the screen and detecting, its accurate regulation that can convenient and fast ground realize the prism angle.

For solving the technical problem, the utility model discloses a such a light direction guiding mechanism for bent screen detection, it includes base and prism, be provided with rotatory slip table and prism pivot on the base, rotatory slip table includes stiff end and rotatory end, the stiff end with the base rigid coupling, but rotatory end locking with stiff end swivelling joint, rotatory end with the coaxial arrangement of prism pivot, prism one end with rotatory end is connected, the other end with the prism pivot is connected.

In a preferred embodiment of the present invention, the prism rotating shaft and the rotating end are both provided with a prism fixing block for connecting the prism.

The utility model discloses an in a preferred embodiment, be provided with zero position round pin on the base, be provided with on the first prism fixed block and be used for proofreading and correct the pinhole of prism position with zero position round pin cooperation.

The utility model discloses an in a preferred embodiment, the base include the bottom plate with set up in parallel interval arrangement's curb plate on the bottom plate installs rotatory slip table on a curb plate, installs the prism pivot on a curb plate.

In a preferred embodiment of the present invention, the bottom plate is provided with a magnetic positioning block arranged perpendicular to the prism rotation shaft.

The utility model discloses a bent screen detection tool, including the bottom plate subassembly, be provided with bent screen locating component and light direction guiding mechanism on the bottom plate subassembly.

In a preferred embodiment of the present invention, the curved screen positioning assembly is slidably fitted to both sides of the bottom plate assembly.

The utility model discloses an in a preferred embodiment, bent screen locating component is including screen body microscope carrier, fixed dog and supplementary counterpoint dog, be provided with the fixed dog mounting groove of arranging along prism pivot axial on the screen body microscope carrier and assist the dog mounting groove of counterpointing, fixed dog with but the sliding fit connection of fixed dog mounting groove locking, supplementary counterpoint dog with supplementary counterpoint dog mounting groove sliding fit connection.

The utility model discloses an in a preferred embodiment, supplementary counterpoint dog includes the U-shaped base block, but the sliding fit that the U-shaped base block locked in the axial direction of perpendicular to prism pivot is connected with two silica gel dogs.

The utility model discloses an in a preferred embodiment, the bottom plate subassembly includes the bottom plate, be provided with the linear guide who is used for installing bent screen locating component on the bottom plate and be used for the spacing limit stop who bends screen locating component of magnetism locating piece cooperation.

The utility model has the advantages that: the utility model has simple structure, convenient processing, high prism adjusting precision and good reliability, and realizes the precise adjustment of the angle of the prism by introducing the prior art connection of the rotating sliding table; furthermore, the prism rotating shaft and the rotating end of the utility model are both provided with prism fixed blocks, thereby facilitating the installation and fixation of the prism; furthermore, the utility model adds a zero pin on the prism fixed block, thereby facilitating the zero adjustment of the rotary sliding table and improving the precision of the prism angle adjustment; furthermore, the utility model adds the magnetic positioning block on the base to facilitate the position adjustment of the light direction adjusting mechanism; furthermore, the utility model discloses a curved screen detection jig, which can use the detection of curved screens with various sizes by arranging the curved screen positioning component in a sliding way; further, the utility model discloses a to bent screen location subassembly design for the screen body microscope carrier, fixed dog and the auxiliary integrated configuration who counterpoints the dog have improved the positioning accuracy of bent screen.

Drawings

Fig. 1 is a schematic view of a light direction adjusting mechanism for curved screen detection according to an embodiment of the present invention;

fig. 2 is a schematic view of a light direction adjusting mechanism for curved screen detection according to an embodiment of the present invention;

fig. 3 is a schematic view of a curved screen detection jig according to an embodiment of the present invention;

fig. 4 is an exploded view of a curved screen detection jig according to an embodiment of the present invention;

fig. 5 is a schematic view of a curved screen positioning assembly of the curved screen detection jig according to an embodiment of the present invention;

fig. 6 is a schematic view of a bottom plate assembly of the curved screen detection jig according to an embodiment of the present invention;

in the figure: the device comprises a base 1, a prism rotating shaft 2, a prism fixed block 3, a rotary sliding table 4, a handle 5, a prism 6, a zero position pin 7, a screen body carrying platform 8, a fixed stop block 9, an auxiliary alignment stop block 10, a linear guide rail 11, a limit stop block 12, a bottom plate 1, a side plate 1.2, a magnetic positioning block 1.3, a fixed end 4.1, a rotary end 4.2, a fixed stop block mounting groove 8.1, an auxiliary alignment stop block mounting groove 8.2, a U-shaped base block 10.2, a silica gel stop block 10.2, a bottom plate component A, a curved screen positioning component B and a light direction adjusting mechanism C.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

By the utility model discloses a description attached drawing can know, the utility model discloses a light direction guiding mechanism for bent screen detection, light direction guiding mechanism C includes base 1 and prism 6, be provided with rotatory slip table 4 and prism pivot 2 on the base 1, rotatory slip table 4 includes stiff end 4.1 and rotatory end 4.2, stiff end 4.1 and base 1 rigid coupling, but rotatory end 4.2 locking with stiff end 4.1 swivelling joint, rotatory end 4.2 and 2 coaxial arrangements of prism pivot, prism 6 one end is connected with rotatory end 4.2, the other end is connected with prism pivot 2. Prism pivot 2 and rotation end 4.2 are all provided with the prism fixed block 3 that is used for connecting prism 6. A zero pin 7 is arranged on the base 1, and a pin hole used for being matched with the zero pin 7 to correct the position of the prism 6 is formed in the first prism fixing block 3. The base 1 includes bottom plate 1.1 and sets up in parallel interval arrangement's curb plate 1.2 on bottom plate 1.1, installs rotatory slip table 4 on a curb plate 1.2, installs prism pivot 2 on a curb plate 1.2. The bottom plate 1.1 is provided with a magnetic positioning block 1.3 which is vertically arranged with the prism rotating shaft 2. The utility model discloses a bent screen detection tool, including bottom plate subassembly A, be provided with bent screen locating component B and light direction guiding mechanism C on the bottom plate subassembly A. The curved screen positioning components B are arranged on two sides of the bottom plate component A in a sliding fit mode. Curved screen locating component B includes screen body microscope carrier 8, fixed dog 9 and supplementary dog 10 of counterpointing, is provided with the vacuum adsorption mechanism on the screen body microscope carrier 8, is provided with fixed dog mounting groove 8.1 and the supplementary dog mounting groove 8.2 of counterpointing of following 2 axial arrangements of prism pivot on the screen body microscope carrier 8, but fixed dog 9 and fixed dog mounting groove 8.1 sliding fit connection of locking, supplementary dog 10 of counterpointing is connected with supplementary dog mounting groove 8.2 sliding fit. The auxiliary alignment stop block 10 comprises a U-shaped base block 10.1, and the U-shaped base block 10.1 is connected with two silica gel stop blocks 10.2 in a sliding fit manner, wherein the sliding fit manner can be locked in the direction perpendicular to the axial direction of the prism rotating shaft 2. The bottom plate component A comprises a bottom plate, and a linear guide rail 11 used for installing the curved screen positioning component B and a limit stop 12 used for matching the magnetic positioning block 1.3 with the curved screen positioning component B are arranged on the bottom plate.

Use the utility model discloses the time: the testing process comprises the following steps that firstly, when the rotary sliding table is used for the first time, the scale of the rotary sliding table needs to be marked with the zeroing mark, the specific implementation steps are that the prism fixing block is firstly shifted to be in a vertical state, the pin is inserted into the alignment hole, the prism fixing block is strictly vertical, and at the moment, the zeroing scale mark can be marked on the rotary sliding table. Then the pin in the alignment hole is pulled out, the rotary sliding table is adjusted, and the initial inclination angle of a test is turned. Secondly, because the screen and the prism need to ensure certain parallelism in the horizontal Y direction during the AOI test, the jig designs an auxiliary alignment assembly for positioning the product, and a boss is arranged below the alignment assembly and can be moved along the alignment groove in a straight line. After the product is placed on the carrying platform, the vacuum adsorption is opened, and the auxiliary alignment assembly is moved away. And thirdly, adjusting the metal plate stop block on the bottom plate component to a proper position, enabling the prism components on the left side and the right side to be close to the screen as far as possible, adjusting the rotary sliding table, performing AOI test by using different inclination angles, and recording data. And finally, analyzing the data to obtain the optimal angle value.

The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. A light direction guiding mechanism for crooked screen detects, includes base (1) and prism (6), its characterized in that: be provided with rotatory slip table (4) and prism pivot (2) on base (1), rotatory slip table (4) include stiff end (4.1) and rotatory end (4.2), stiff end (4.1) with base (1) rigid coupling, but rotatory end (4.2) locking with stiff end (4.1) swivelling joint, rotatory end (4.2) with prism pivot (2) coaxial arrangement, prism (6) one end with rotatory end (4.2) are connected, the other end with prism pivot (2) are connected.

2. A light direction adjusting mechanism for curved screen detection as claimed in claim 1, wherein: prism pivot (2) with all be provided with prism fixed block (3) that are used for connecting prism (6) on the rotation end (4.2).

3. A light direction adjusting mechanism for curved screen detection as claimed in claim 2, wherein: the base (1) is provided with a zero pin (7), and the prism fixing block (3) is provided with a pin hole used for being matched with the zero pin (7) to correct the position of the prism (6).

4. A light direction adjusting mechanism for curved screen detection as claimed in claim 1, wherein: base (1) include bottom plate (1.1) and set up in parallel interval arrangement's curb plate (1.2) on bottom plate (1.1), install rotatory slip table (4) on one curb plate (1.2), install prism pivot (2) on one curb plate (1.2).

5. The light direction adjusting mechanism for curved screen detection as recited in claim 4, wherein: and a magnetic positioning block (1.3) which is perpendicular to the prism rotating shaft (2) is arranged on the bottom plate (1.1).

6. The utility model provides a bent screen detection tool, includes bottom plate subassembly (A), its characterized in that: the bottom plate component (A) is provided with a curved screen positioning component (B) and a light ray direction adjusting mechanism according to any one of claims 1 to 5.

7. The curved screen detection tool of claim 6, characterized in that: the curved screen positioning component (B) is arranged on two sides of the bottom plate component (A) in a sliding fit mode.

8. The curved screen detection tool of claim 6, characterized in that: the curved screen positioning assembly (B) comprises a screen body carrying platform (8), a fixed stop block (9) and an auxiliary alignment stop block (10), wherein the screen body carrying platform (8) is provided with a fixed stop block mounting groove (8.1) and an auxiliary alignment stop block mounting groove (8.2) which are axially arranged along a prism rotating shaft (2), the fixed stop block (9) is connected with the fixed stop block mounting groove (8.1) in a locking sliding fit manner, and the auxiliary alignment stop block (10) is connected with the auxiliary alignment stop block mounting groove (8.2) in a sliding fit manner.

9. The curved screen detection tool of claim 8, characterized in that: the auxiliary alignment stop block (10) comprises a U-shaped base block (10.1), and the U-shaped base block (10.1) is connected with two silica gel stop blocks (10.2) in a sliding fit manner, wherein the sliding fit manner can be locked in the direction vertical to the axial direction of the prism rotating shaft (2).

10. The curved screen detection tool of claim 6, characterized in that: the bottom plate component (A) comprises a bottom plate, wherein a linear guide rail (11) used for installing the curved screen positioning component (B) and a limit stop (12) used for being matched with the magnetic positioning block (1.3) to limit the curved screen positioning component (B) are arranged on the bottom plate.