CN112188789A - Pattern generator mounting structure and liquid crystal display panel detection device - Google Patents
Pattern generator mounting structure and liquid crystal display panel detection device Download PDFInfo
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- CN112188789A CN112188789A CN202011051935.4A CN202011051935A CN112188789A CN 112188789 A CN112188789 A CN 112188789A CN 202011051935 A CN202011051935 A CN 202011051935A CN 112188789 A CN112188789 A CN 112188789A
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- pattern generator
- liquid crystal
- mounting structure
- crystal panel
- mounting
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
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- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Liquid Crystal (AREA)
Abstract
The invention relates to the technical field of liquid crystal panel detection, in particular to a pattern generator mounting structure and a liquid crystal panel detection device. The invention provides a pattern generator mounting structure which comprises a rotary table and mounting boxes, wherein a plurality of mounting boxes are arranged at intervals along the circumferential direction of the rotary table, each mounting box is of a box body structure with an opening at one side, a plurality of accommodating cavities are arranged in each mounting box in a vertical direction, and the accommodating cavities are used for mounting and placing pattern generators, so that more pattern generators can be mounted in a limited space area, and more liquid crystal panels can be lightened at one time. According to the liquid crystal panel detection device, by applying the pattern generator installation structure, the occupied space is small, more pattern generators can be installed in a limited space, the number of products detected at one time is increased, and the detection efficiency is high.
Description
Technical Field
The invention relates to the technical field of liquid crystal panel detection, in particular to a pattern generator mounting structure and a liquid crystal panel detection device.
Background
In the field of liquid crystal panel inspection, a Pattern Generator (PG) is usually required to light up the liquid crystal panel for inspection by an inspection camera. For small-size liquid crystal panel (such as a mobile phone screen) products, multiple detection items are often completed on one liquid crystal panel detection device in a centralized manner, so that multiple PG devices are required to be matched with a detection camera to realize multi-item detection of the liquid crystal panel. However, the PG device occupies a large space, and the PG device needs to have a sufficient heat dissipation space, so that the number of products capable of being detected at one time is small in a limited field space, the detection efficiency is low, and the large-scale detection requirement cannot be met.
Therefore, a mounting structure for a pattern generator is needed to solve the above problems.
Disclosure of Invention
An object of the present invention is to provide a pattern generator mounting structure, which occupies a small space, can mount more pattern generators in a limited space, and has a large heat dissipation space, so as to satisfy the heat dissipation requirements of the pattern generators.
Another object of the present invention is to provide an lcd panel detecting apparatus, which has a small space occupation by applying the above pattern generator mounting structure, and can mount more pattern generators in a limited space, thereby increasing the number of products to be detected at one time and having high detection efficiency.
In order to realize the purpose, the following technical scheme is provided:
in one aspect, there is provided a pattern generator mounting structure including:
a turntable;
the mounting box is characterized by comprising a plurality of mounting boxes, wherein the mounting boxes are fixed on the rotary plate at intervals along the circumferential direction of the rotary plate, each mounting box is of a box structure with one side open, a plurality of accommodating cavities are arranged in the mounting boxes along the vertical direction, and the accommodating cavities are used for installing and placing the pattern generators.
As an alternative to the pattern generator mounting structure, the pattern generator mounting structure further includes a slide rail extending in the horizontal direction and fixed to an inner wall of the mounting box, the pattern generator being movable in the horizontal direction relative to the slide rail.
As an alternative to the pattern generator mounting structure, the pattern generator mounting structure further includes a locking assembly disposed at an end of the slideway, the locking assembly being capable of abutting against the pattern generator to lock the pattern generator in the receiving cavity of the mounting box.
As pattern generator mounting structure's alternative, locking Assembly includes pivot, locking plate and torsional spring, the pivot is fixed on the slide, the locking plate rotationally the cover is established in the pivot, the torsional spring cover is established in the pivot under the effect of torsional spring, the locking plate keep with pattern generator's surface looks butt's position.
As pattern generator mounting structure's alternative, locking Assembly still includes spacing post, spacing post is fixed on the slide and with the pivot interval sets up, two the locking plate symmetry rotationally overlaps and is established in the pivot, a support arm and one of them of torsional spring the locking plate cooperatees, and its another support arm and another the locking plate cooperatees, the one end of locking plate with pattern generator's surface looks butt, its other end with spacing post looks butt.
As an alternative of the mounting structure of the pattern generator, a limiting groove is formed in the surface of the lock plate, and a support arm of the torsion spring is accommodated in the limiting groove, so that when the external force is removed after the lock plate rotates under the action of the external force, the lock plate can be reset under the action of the torsion spring.
As an alternative of the mounting structure of the pattern generator, the number of the mounting boxes is three, and the three mounting boxes are arranged in a regular triangle.
As an alternative to the pattern generator mounting structure, the pattern generator mounting structure further includes a turntable driving member capable of driving the turntable to rotate.
In another aspect, an apparatus for inspecting a liquid crystal panel is provided, which includes a pattern generator, an inspection camera, and a pattern generator mounting structure as described above, wherein the pattern generator is disposed on the pattern generator mounting structure, and the pattern generator mounting structure is capable of rotating relative to the inspection camera.
As an alternative of the liquid crystal panel detection device, the liquid crystal panel detection device further comprises a crimping mechanism and a liquid crystal panel installation jig, wherein the crimping mechanism and the liquid crystal panel installation jig are both arranged on the pattern generator installation structure, the liquid crystal panel installation jig is located below the crimping mechanism, and the crimping mechanism is used for enabling a liquid crystal panel on the liquid crystal panel installation jig to be electrified.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a pattern generator mounting structure which comprises a rotary table and mounting boxes, wherein a plurality of mounting boxes are arranged at intervals along the circumferential direction of the rotary table, each mounting box is of a box body structure with an opening at one side, a plurality of accommodating cavities are arranged in each mounting box in a vertical direction, and the accommodating cavities are used for mounting and placing pattern generators, so that more pattern generators can be mounted in a limited space area, and more liquid crystal panels can be lightened at one time.
According to the liquid crystal panel detection device, by applying the pattern generator installation structure, the occupied space is small, more pattern generators can be installed in a limited space, the number of products detected at one time is increased, and the detection efficiency is high.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and 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 contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a liquid crystal panel detection device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a crimping mechanism according to an embodiment of the present invention;
FIG. 3 is a bottom view of the LCD panel inspection apparatus (with the turntable removed) according to the embodiment of the present invention;
FIG. 4 is a partial schematic view of a pattern generator mounting structure provided by an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a locking assembly provided by an embodiment of the present invention;
FIG. 6 is a perspective view of a locking assembly provided by an embodiment of the present invention.
Reference numerals:
100-a pattern generator; 200-a crimping mechanism; 300-a liquid crystal panel mounting jig;
1-a turntable;
2, installing a box;
3-a slideway;
4-a locking assembly; 41-a rotating shaft; 42-a first locking plate; 43-a second locking plate; 44-torsion spring; 45-limiting columns;
5-a protective cover;
6-a turntable driving member;
7-routing cover plate.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1-2, the present embodiment provides an lcd panel inspection apparatus, which includes a pattern generator 100, a pressing mechanism 200, an lcd panel mounting fixture 300, a pattern generator mounting structure, and an inspection camera (not shown). The pattern generator 100, the crimping mechanism 200, and the liquid crystal panel mounting jig 300 are all mounted on a pattern generator mounting structure that is rotatable relative to the inspection camera. The liquid crystal panel mounting jig 300 is used for placing and positioning a liquid crystal panel, the crimping mechanism 200 is used for electrifying the liquid crystal panel, so that the pattern generator 100 lights the liquid crystal panel, and the detection camera is used for detecting various defects after the liquid crystal panel is lighted.
It should be noted that there are a plurality of inspection cameras, and the inspection cameras are disposed above the liquid crystal panel mounting jig 300 to respectively inspect various defects after the liquid crystal panel is lit, such as bright spots, dark spots, and small cracks.
In the actual detection process, the detection flow is as follows: 1) placing the liquid crystal panel on the liquid crystal panel mounting jig 300; 2) the crimping mechanism 200 drives the crimping head to contact the liquid crystal panel, so that the liquid crystal panel is electrified, and the pattern generator 100 lights the liquid crystal panel; 3) detecting defects of the liquid crystal panel by the detection camera; 4) the pattern generator mounting structure drives the liquid crystal panel and the pattern generator 100 to rotate together to the next station for detecting the next item; until all the detection items are completed.
As shown in fig. 1-2, the lcd panel fixture 300 is located below the pressing mechanism 200, and the pressing mechanism 200 and the lcd panel mounting fixture 300 are disposed in a one-to-one correspondence manner, so as to energize each lcd panel.
The crimping mechanism 200 is of a ball screw stepping motor structure, and the pressure head moves in the vertical direction. In addition, the ball screw stepping motor is compact in structure and small in occupied space, and the size of the whole machine is further reduced.
The liquid crystal panel detection device in the prior art has the advantages of large volume, large occupied space, limited number of pattern generators 100 in limited space, less number of liquid crystal panels detected by the detection device at one time and low detection efficiency.
The pattern generator mounting structure that this embodiment provided, compact structure, the space occupies for a short time, compares with prior art, can install more pattern generators 100 in less space, and can guarantee pattern generator 100's heat dissipation demand, satisfies the detection demand that once detects more liquid crystal display panels.
The pattern generator mounting structure provided by the embodiment comprises a rotary table 1, a mounting box 2, a slideway 3, a locking assembly 4, a protective cover 5, a rotary table driving piece 6, a wiring cover plate 7 and a mounting plate. The turntable driving member 6 is used for driving the turntable 1 to rotate.
A cable cover 7 covers the connecting cables between the pattern generator 100 and the crimping mechanism 200 for protecting the cables. Specifically, the crimping mechanisms 200 are arranged in a regular hexagon, and each two crimping mechanisms 200 correspond to one side of the regular hexagon. The routing cover plate 7 is of a regular hexagon structure and is arranged inside a pattern surrounded by the plurality of crimping mechanisms 200.
As shown in fig. 3 and fig. 4, the plurality of mounting boxes 2 are arranged at intervals along the circumferential direction of the turntable 1 (not shown in the figure), the mounting boxes 2 are of a box structure with one side open, each mounting box 2 is internally provided with a plurality of accommodating cavities arranged along the vertical direction, the accommodating cavities are used for installing and placing the pattern generators 100, and more pattern generators 100 are installed under the limited space area, so that more liquid crystal panels can be lighted at one time.
The mounting panel sets up in the top of install bin 2, and a plurality of LCD panel tool 300 ring is established on the mounting panel. Under the condition that the number of the liquid crystal panel jigs 300 is not changed, the size of the whole equipment can be reduced by enabling the liquid crystal panel mounting jig 300 to be annularly arranged.
In this embodiment, liquid crystal panel installation tool 300 is regular hexagon setting, and the quantity of install bin 2 is three and is the regular triangle setting, and install bin 2 corresponds the setting with the corner of liquid crystal panel installation tool 300 for when install bin 2 can install multilayer pattern generator 100 in the vertical direction, pattern generator 100 sets up at the interval on the horizontal direction, has sufficient heat dissipation space, guarantees pattern generator 100's performance.
The protection casing 5 covers the interval between the installation cases 2 and has the functions of dust prevention and ventilation.
Preferably, as shown in fig. 4, pattern generator 100 is drawably disposed in mounting case 2 to facilitate removal, replacement, and maintenance of pattern generator 100.
Further, a slide 3 is provided on an inner wall of the installation box 2, and the pattern generator 100 is movable in correspondence to the slide 3 to draw out the pattern generator 100 or to accommodate the pattern generator 100 in the accommodation chamber of the installation box 2. The locking assembly 4 is used to lock the graphic generator 100 in the receiving cavity of the mounting box 2.
Optionally, a rib is disposed on an outer edge of pattern generator 100, and the rib is used for abutting against an end of a vertical plate of installation box 2 to prevent pattern generator 100 from completely entering installation box 2, so as to facilitate assembly and disassembly of pattern generator 100.
In addition, a handle is further arranged on the pattern generator 100, so that a worker can conveniently hold and pull the pattern generator 100, and convenience in operation is improved.
As shown in fig. 5-6, the locking assembly 4 includes a rotating shaft 41, a locking plate, a torsion spring 44 and a limiting post 45, the rotating shaft 41 and the limiting post 45 are disposed at an interval and both are fixed on the slideway 3, the locking plate is rotatably sleeved on the rotating shaft 41, one end of the locking plate abuts against the outer surface of the pattern generator 100 under the action of the torsion spring 44, and the other end abuts against the limiting post 45.
In this embodiment, in order to lock two pattern generators 100, the number of the locking plates is two, and the two locking plates are respectively used for locking one pattern generator 100.
For convenience of description, the two lock plates are the first lock plate 42 and the second lock plate 43, respectively. The first locking plate 42 and the second locking plate 43 are symmetrically and rotatably sleeved on the rotating shaft 41, one support arm of the torsion spring 44 is matched with the first locking plate 42, the other support arm of the torsion spring 44 is matched with the second locking plate 43, the first locking plate 42 and the second locking plate 43 are located at locking positions under the action of the torsion spring 44, at the moment, one end of the first locking plate 42 is abutted against the outer surface of the pattern generator 100 below, and the second locking plate 43 is abutted against the outer surface of the pattern generator 100 above.
When the lower pattern generator 100 needs to be pulled out, the end of the first locking plate 42 is pressed to rotate the first locking plate 42 to a position avoiding the lower pattern generator 100 and press the torsion spring 44 to deform, and when the external force is released, the first locking plate 42 is restored to the locking position by the torsion spring 44. Similarly, when the upper pattern generator 100 needs to be pulled out, the end of the second lock plate 42 may be pressed.
The limiting column 45 is fixed on the slideway 3, and when the first locking plate 42 and the second locking plate 43 are in the locking position, the limiting column 45 can be abutted against the other end of the first locking plate 42 and the other end of the second locking plate 43, so that the first locking plate 42 and the second locking plate 43 are stably in the locking position.
Illustratively, the first and second latch plates 42, 43 are identical in structure. The first locking plate 42 is provided with a movable groove, the limiting column 45 is positioned in the movable groove, and the first locking plate 42 can only rotate within the range of the movable groove under the action of external force and the torsion spring 44.
Preferably, when the first locking plate 42 is in the locking position, one end of the first locking plate 42 is perpendicular to the contact surface of the pattern generator 100 and the other end thereof is perpendicular to the contact surface of the spacing post 45, so as to ensure that the first locking plate 42 is stably in the locking position.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A pattern generator mounting structure, comprising:
a turntable (1);
install bin (2), it is a plurality of install bin (2) are followed the circumference interval of carousel (1) is fixed on carousel (1), install bin (2) are one side open-ended box structure, every be provided with a plurality of chambeies that hold that arrange the setting along vertical direction in install bin (2), hold the chamber and be used for the installation to place pattern generator (100).
2. The pattern generator mounting structure according to claim 1, further comprising a slide (3), the slide (3) extending in a horizontal direction and being fixed to an inner wall of the mounting box (2), the pattern generator (100) being movable in the horizontal direction with respect to the slide (3).
3. Pattern generator mounting structure according to claim 2, characterized in that it further comprises a locking assembly (4), said locking assembly (4) being arranged at the end of said slideway (3), said locking assembly (4) being able to abut against said pattern generator (100) to lock said pattern generator (100) in the housing cavity of said mounting box (2).
4. The pattern generator mounting structure according to claim 3, wherein the locking assembly (4) comprises a rotating shaft (41), a locking plate and a torsion spring (44), the rotating shaft (41) is fixed on the slideway (3), the locking plate is rotatably sleeved on the rotating shaft (41), the torsion spring (44) is sleeved on the rotating shaft (41), and under the action of the torsion spring (44), the locking plate is kept in a position abutting against the outer surface of the pattern generator (100).
5. The pattern generator mounting structure according to claim 4, wherein the locking assembly (4) further comprises a limiting column (45), the limiting column (45) is fixed on the slideway (3) and is arranged at an interval with the rotating shaft (41), the two locking plates are symmetrically and rotatably sleeved on the rotating shaft (41), one arm of the torsion spring (44) is matched with one of the locking plates, the other arm of the torsion spring is matched with the other locking plate, one end of the locking plate is abutted against the outer surface of the pattern generator (100), and the other end of the locking plate is abutted against the limiting column (45).
6. The pattern generator mounting structure according to claim 5, wherein a limit groove is provided on a surface of the lock plate, and a support arm of the torsion spring (44) is received in the limit groove, so that the lock plate can be reset by the torsion spring (44) when the external force is removed after the lock plate is rotated by the external force.
7. The pattern generator mounting structure according to any one of claims 1 to 6, wherein the number of the mounting boxes (2) is three, and the three mounting boxes (2) are arranged in a regular triangle.
8. The pattern generator mounting structure according to any one of claims 1 to 6, further comprising a turntable drive (6), wherein the turntable drive (6) is capable of driving the turntable (1) to rotate.
9. A liquid crystal panel inspection apparatus comprising a pattern generator (100), an inspection camera and a pattern generator mounting structure according to any one of claims 1 to 8, said pattern generator (100) being arranged on said pattern generator mounting structure, said pattern generator mounting structure being rotatable relative to said inspection camera.
10. The device as claimed in claim 9, further comprising a pressing mechanism (200) and a liquid crystal panel mounting fixture (300), wherein the pressing mechanism (200) and the liquid crystal panel mounting fixture (300) are both disposed on the pattern generator mounting structure, the liquid crystal panel mounting fixture (300) is located below the pressing mechanism (200), and the pressing mechanism (200) is used for energizing the liquid crystal panel on the liquid crystal panel mounting fixture (300).
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| CN202011051935.4A CN112188789B (en) | 2020-09-29 | 2020-09-29 | Pattern generator mounting structure and liquid crystal display panel detection device |
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| CN202011051935.4A CN112188789B (en) | 2020-09-29 | 2020-09-29 | Pattern generator mounting structure and liquid crystal display panel detection device |
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| CN210534018U (en) * | 2019-08-12 | 2020-05-15 | 福建晟哲自动化科技有限公司 | Feeding jig for AOI full-automatic optical detection machine |
| CN110666505A (en) * | 2019-09-19 | 2020-01-10 | Tcl王牌电器(惠州)有限公司 | Chip mounter |
| CN210927211U (en) * | 2019-10-11 | 2020-07-03 | 天津市巨展机房装备有限公司 | UPS power supply cabinet |
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