CN213876214U

CN213876214U - Detection support and detection equipment

Info

Publication number: CN213876214U
Application number: CN202023249764.4U
Authority: CN
Inventors: 罗崇辉
Original assignee: Huizhou Shiwei New Technology Co Ltd
Current assignee: Huizhou Shiwei New Technology Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-08-03
Anticipated expiration: 2030-12-28

Abstract

The utility model provides a detect support. The detection support comprises a support body, a first backlight source and a second backlight source. The utility model discloses technical scheme is through seting up detection window on the support body, be used for placing the LCD screen in the detection window, fix first backlight on the support body, first backlight can be platelike structure's backlight unit, the size of first backlight is greater than detection window's size, in order to cover whole detection window, in order to make detection window be in the irradiation range of first backlight, for the convenience of the detection personnel reason that detects the fault point lies in first backlight still lie in LCD screen itself, reduce detection personnel's misjudgement, improve and detect the precision.

Description

Detection support and detection equipment

Technical Field

The utility model relates to a detection tool technical field, in particular to detect support and check out test set.

Background

At present, the liquid crystal display is mainly used for checking data such as image quality, transmittance and chromaticity under a large backlight source, however, due to the fact that the brightness or chromaticity of different areas of the large backlight source is greatly different, the testing effect is affected in the liquid crystal display testing process, and testing personnel are not clear whether a testing fault point is the reason of the large backlight source or the reason of the liquid crystal display, and therefore the testing result is deviated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a detect support and check out test set, the device that aims at solving current detection display screen is difficult to make the tester know the reason that the test fault point is big backlight or the reason of LCD screen, leads to the technical problem that the test result has the deviation.

In order to achieve the above object, the utility model provides a detect support, it includes to detect the support:

the support comprises a support body, wherein a detection window is formed in the support body and used for placing a display screen;

the first backlight source is arranged on the bracket body and covers the detection window, so that the detection window is positioned in the irradiation range of the first backlight source;

and the second backlight source is arranged on the bracket body in a sliding manner and is positioned on one side, facing the detection window, of the first backlight source.

Preferably, the detection support further comprises:

the two-dimensional guide rail mechanism is arranged on the support body, the sliding direction of the two-dimensional guide rail mechanism is parallel to the light emitting surface of the first backlight source, and the second backlight source is arranged on the two-dimensional guide rail mechanism in a sliding mode.

Preferably, the two-dimensional rail mechanism includes:

the first rail is arranged on the bracket body and is arranged along the length direction of the detection window;

the first sliding block is arranged on the first track in a sliding mode;

the second rail is fixed on the first sliding block and is perpendicular to the first rail;

and the second sliding block is arranged on the second track in a sliding manner, and the second backlight source is arranged on the second sliding block.

Preferably, the two-dimensional rail mechanism further includes:

the first fastener penetrates through the first sliding block and is in threaded connection with the first sliding block, and after the first fastener abuts against the first track, the first sliding block is fixed on the first track;

and the second fastener penetrates through the second sliding block and is in threaded connection with the second sliding block, and after the second fastener abuts against the second track, the second sliding block is fixed on the second track.

Preferably, the stent body comprises:

the first backlight source and the second backlight source are arranged on the base;

the two support rods are arranged on the base at intervals;

the movable rod, the both ends of movable rod length direction slide respectively and set up in two on the bracing piece, the movable rod with the bracing piece is mutually perpendicular, base, two the bracing piece and enclose between the movable rod and establish formation detection window, the display screen place in on the base, the movable rod butt in the display screen deviates from on the side of base.

Preferably, the bracing piece is seted up and is link up the spout of bracing piece, the fixed orifices has all been seted up at the both ends of activity pole length direction, the support body still includes:

and the two third fastening pieces are respectively arranged in the two sliding grooves, penetrate through the supporting rod, extend into the fixing hole and are connected with the fixing hole.

Preferably, the third fastener is in interference fit or threaded connection with the fixing hole.

Preferably, the stent body further comprises:

at least one support piece, at least one support piece slide set up in on the base, support piece follows the length direction of base slides, support piece orientation the draw-in groove has been seted up to the one end of movable rod, the draw-in groove is used for placing the display screen.

Preferably, the stent body further comprises:

the display screen comprises a movable rod, at least one buckling piece, at least one fixing piece and at least one fixing piece, wherein the movable rod is arranged on the display screen, the buckling piece is arranged on the movable rod in a sliding mode, the buckling piece slides along the length direction of the movable rod, and the buckling piece is used for buckling the display screen on the movable rod.

The utility model provides a detection device, including the aforesaid detection support, and

and the driving assembly is arranged on the bracket body and is connected with the second backlight source so as to drive the second backlight source to slide.

The technical scheme of the utility model is that a detection window is arranged on a support body, a liquid crystal screen is arranged in the detection window, a first backlight source is fixed on the support body, the first backlight source can be a backlight module with a plate-shaped structure, the size of the first backlight source is larger than that of the detection window so as to cover the whole detection window, so that the detection window is positioned in the irradiation range of the first backlight source, in order to facilitate the detection of fault points of detection personnel, the first backlight source or the liquid crystal screen is positioned, a second backlight source can be arranged on the support body in a sliding way, so that the second backlight source can be adjusted at any position on the support body, for example, under the irradiation of the first backlight source, shadow appears at the periphery of the liquid crystal screen, probably because the brightness of the first backlight source is uneven, and also probably the quality problem of the liquid crystal screen appears, therefore, the second backlight source can be slid to the shadow position, whether the shadow continues to exist or not is confirmed, whether the shadow is the quality problem of the liquid crystal display is judged, misjudgment of detection personnel is reduced, and detection precision is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment of a detecting bracket according to the present invention;

FIG. 2 is a schematic structural view of another embodiment of the detecting bracket of the present invention;

FIG. 3 is a schematic structural view of another embodiment of the detecting bracket of the present invention;

FIG. 4 is a schematic structural view of another embodiment of the detecting stand of the present invention;

fig. 5 is a partial enlarged view of fig. 1 at N.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Detection support	10	Support body
11	Base seat	12	Support rod
				13	Movable rod	14	Third fastener
15	Support piece	16	Fastening piece
				20	First backlight source	30	Second backlight source
40	Two-dimensional guide rail mechanism	41	First rail
				42	First slide block	43	Second rail
44	Second slide block	45	First fastener
				46	Second fastener	200	Liquid crystal screen
A	Detection window	B	Sliding chute
				C	Clamping groove

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 4, the present invention provides a detection bracket 100, wherein the detection bracket 100 comprises: the display screen support comprises a support body 10, wherein a detection window A is formed in the support body 10 and used for placing a display screen; the first backlight source 20 is disposed on the bracket body 10, and the first backlight source 20 covers the detection window a, so that the detection window a is within an illumination range of the first backlight source 20; the second backlight source 30 is disposed on the bracket body 10 in a sliding manner, and the second backlight source 30 is located on one side of the first backlight source 20 facing the detection window a.

In the process of manufacturing and assembling the display panel, such as the liquid crystal panel 200, needs to be tested, for example, the liquid crystal panel 200 is divided into 1 region, 2 region and 3 region, the transmittance and chromaticity data of the 1 region, 2 region and 3 region of the liquid crystal panel 200 are tested, when the transmittance C data of the liquid crystal panel 200 is tested, the backlight luminance a of the corresponding test point needs to be tested first, and then the luminance B of the liquid crystal panel 200 needs to be tested, and the transmittance C is equal to B/a. Because the brightness and the chromaticity of the backlight sources corresponding to the 1 region, the 2 region and the 3 region are different, the measured data of the liquid crystal screen 200 is difficult to judge whether the liquid crystal screen 200 is the backlight difference or not, the judgment is influenced, and a tester does not know whether a test fault point is the large backlight source or the liquid crystal screen 200, so that the test result has deviation.

In view of this, the present invention provides a detecting window a on the bracket body 10, the detecting window a is used for placing the liquid crystal panel 200 therein, the size of the liquid crystal panel 200 can be smaller than that of the detecting window a, in addition, the first backlight 20 is fixed on the bracket body 10, the first backlight 20 can be a backlight module with a plate-shaped structure, the size of the first backlight 20 is larger than that of the detecting window a so as to cover the whole detecting window a, so that the detecting window a is within the irradiation range of the first backlight 20, for the reason that the first backlight 20 is still in the liquid crystal panel 200 itself for the detection of the fault point by the detecting person, the second backlight 30 can be slidably disposed on the bracket body 10, so that the second backlight 30 can be arbitrarily adjusted on the bracket body 10, for example, under the irradiation of the first backlight 20, the periphery of the liquid crystal panel 200 appears dark shadow, which may be caused by the uneven brightness of the first backlight 20 itself, therefore, the second backlight source 30 may be slid to the position of the shadow to determine whether the shadow continues to exist, and further determine whether the quality of the liquid crystal panel 200 is a problem, so as to reduce the misjudgment of the inspector and improve the inspection accuracy.

It will be appreciated that the first backlight 20 and the second backlight 30 are of uniform brightness.

Specifically, the detecting bracket 100 further includes: the two-dimensional guide rail mechanism 40 is disposed on the bracket body 10, a sliding direction of the two-dimensional guide rail mechanism 40 is parallel to a light emitting surface of the first backlight 20, and the second backlight 30 is slidably disposed on the two-dimensional guide rail mechanism 40. In this embodiment, a two-dimensional guide rail mechanism 40 may be disposed on the bracket body 10, and a sliding plane of the two-dimensional guide rail mechanism 40 is parallel to the light emitting surface of the first backlight 20, so that the second backlight 30 can slide on the light emitting surface parallel to the first backlight 20 according to the two-dimensional guide rail mechanism 40.

It will be appreciated that the size of the second backlight 30 is smaller than the size of the first backlight 20.

Specifically, the two-dimensional rail mechanism 40 includes: a first rail 41, the rail being disposed on the bracket body 10, the first rail 41 being disposed along a length direction of the detection window a; a first slider 42, wherein the first slider 42 is slidably disposed on the first track 41; a second rail 43, wherein the second rail 43 is fixed on the first slider 42, and the second rail 43 is perpendicular to the first rail 41; and a second slider 44, wherein the second slider 44 is slidably disposed on the second track 43, and the second backlight source 30 is disposed on the second slider 44. In this embodiment, a first rail 41 is provided on the holder body 10, that is, at a position around the lower side of the detection window a, the longitudinal direction of the first rail 41 is parallel to the longitudinal direction of the detection window a, a first slider 42 is slidably provided on the first rail 41, a second rail 43 is fixed to the first slider 42, a second slider 44 is slidably provided on the second rail 43, so as to form a two-dimensional guide rail mechanism 40, the second backlight 30 is fixedly provided on the second slider 44, the position in the X-axis direction can be adjusted by sliding the first slider 42, and the position in the Y-axis direction can be adjusted by sliding the second slider 44.

Specifically, the two-dimensional rail mechanism 40 further includes: a first fastening member 45, wherein the first fastening member 45 penetrates through the first slider 42 and is in threaded connection with the first slider 42, and after the first fastening member 45 abuts against the first track 41, the first slider 42 is fixed on the first track 41; and a second fastening member 46, wherein the second fastening member 46 penetrates the second slider 44 and is screwed to the second slider 44, and after the second fastening member 46 abuts against the second rail 43, the second slider 44 is fixed to the second rail 43. In this embodiment, in order to fix the position of the second backlight 30, a first fastening member 45 and a second fastening member 46 may be respectively disposed on the first slider 42 and the second slider 44, and the first slider 42 and the second slider 44 may be respectively fixed to the first rail 41 and the second rail 43 by the first fastening member 45 and the second fastening member 46.

Specifically, the stent body 10 includes: the base 11, and the first backlight 20 and the second backlight 30 are both disposed on the base 11; the two support rods 12 are arranged on the base 11 at intervals; movable rod 13, movable rod 13 length direction's both ends slide respectively and set up in two on the bracing piece 12, movable rod 13 with bracing piece 12 is mutually perpendicular, base 11, two bracing piece 12 and enclose between the movable rod 13 and establish formation detection window A, the display screen place in on the base 11, movable rod 13 butt in the display screen deviates from on the side of base 11. In this embodiment, the support body 10 includes a base 11, two support rods 12, and a movable rod 13, wherein the two support rods 12 are disposed on the base 11 at intervals, and two ends of the movable rod 13 are slidably disposed on the two support rods 12 respectively. After the liquid crystal display 200 is placed on the base 11, the bottom of the liquid crystal display 200 abuts against the base 11, the movable rod 13 is used for adjusting the height of the detection window a, and the movable rod 13 is pressed on one side, far away from the base 11, of the liquid crystal display 200 in a sliding mode so as to fix the liquid crystal display 200 in the detection window a.

It can be understood that, since the liquid crystal panel 200 has a plurality of sizes and models, the liquid crystal panel 200 having a plurality of sizes and models can be fixed in the detection window a by adjusting the movable rod 13. The two support rods 12 can also be used to fix the two left and right sides of the lcd panel 200.

Specifically, the support rod 12 is provided with a sliding groove B running through the support rod 12, fixing holes (not shown in the figure) are provided at both ends of the movable rod 13 in the length direction, and the support body 10 further includes: and the two third fastening pieces 14 are respectively arranged in the two sliding grooves B, and the third fastening pieces 14 penetrate through the supporting rod 12, extend into the fixing holes and are connected with the fixing holes. In this embodiment, in order to fix the adjusted position of the movable rod 13, the supporting rods 12 may be provided with sliding grooves B, two ends of the movable rod 13 in the length direction are provided with fixing holes, and the movable rod 13 whose position is adjusted is fixed to the two supporting rods 12 by using the third fastening member 14.

Specifically, the third fastening member 14 is in interference fit or threaded connection with the fixing hole. As an alternative, the third fastening member 14 may be fixed to the fixing hole by interference fit or screw connection.

As shown in fig. 5, in particular, the stent body 10 further includes: at least one support piece 15, at least one support piece 15 slide set up in on the base 11, support piece 15 follows the length direction of base 11 slides, support piece 15 orientation one end of movable rod 13 has seted up draw-in groove C, draw-in groove C is used for placing the display screen (being LCD screen 200). In this embodiment, in order to fix the liquid crystal display 200, at least one supporting member 15 may be slidably disposed on the base 11, and a clamping groove C is formed in the supporting member 15, a size of the clamping groove C is slightly larger than a thickness of the liquid crystal display 200, so that the side edge of the liquid crystal display 200 is clamped into the clamping groove C, and then the liquid crystal display 200 is fixed in the detection window a through the movable rod 13.

Specifically, the stent body 10 further includes: at least one fastener 16, at least one fastener 16 is slidably disposed on the movable bar 13, the fastener 16 slides along the length direction of the movable bar 13, and the fastener 16 is used for fastening the display screen on the movable bar 13. In this embodiment, in order to further improve the stability of the liquid crystal panel 200 fixed on the bracket body 10, the movable rod 13 may be provided with a fastener 16, and the fastener 16 may be in a U-shaped structure, wherein the size of a U-shaped gap of the fastener 16 is larger than the size of the movable rod 13, after the liquid crystal panel 200 is placed on the support member 15, one side of the liquid crystal panel 200 away from the support member 15 is disposed in the U-shaped gap of the fastener 16, and the fastener 16 fixes the liquid crystal panel 200 on the movable rod 13, so as to improve the stability.

It is understood that the sliding of the first slider 42, the second slider 44, etc. may be driven by a motor, and the position of the second backlight 30, etc. may be automatically adjusted by providing a control chip, etc. to implement automatic testing.

The utility model provides a check out test set (not shown in the figure), including the aforesaid the detection support 100 to and drive assembly (not shown in the figure), drive assembly set up in on the support body 10, drive assembly with second backlight 30 is connected, with the drive second backlight 30 slides. The specific structure of the detection bracket 100 refers to the above embodiments, and since the detection device adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. A detection stent, comprising:

2. The test rack of claim 1, further comprising:

3. The test rack of claim 2, wherein said two-dimensional rail mechanism comprises:

the first sliding block is arranged on the first track in a sliding mode;

4. The test rack of claim 3, wherein said two-dimensional rail mechanism further comprises:

5. The detection stent of claim 1, wherein the stent body comprises:

the two support rods are arranged on the base at intervals;

6. The detecting bracket according to claim 5, wherein the supporting rod is provided with a sliding slot penetrating through the supporting rod, both ends of the movable rod in the length direction are provided with fixing holes, and the bracket body further comprises:

7. The test rack of claim 6, wherein the third fastener is an interference fit or threaded connection with the securing hole.

8. The detection stent of claim 5, wherein the stent body further comprises:

9. The detection stent of claim 8, wherein the stent body further comprises:

10. A test device comprising a test stand according to any one of claims 1 to 9, and