CN109633940B - Polarizing plate limiting mechanism - Google Patents
Polarizing plate limiting mechanism Download PDFInfo
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- CN109633940B CN109633940B CN201811619160.9A CN201811619160A CN109633940B CN 109633940 B CN109633940 B CN 109633940B CN 201811619160 A CN201811619160 A CN 201811619160A CN 109633940 B CN109633940 B CN 109633940B
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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
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
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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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
Abstract
The application discloses polarizing plate stop gear includes: the alignment platform is used for aligning the polarizing plate; the first aligning piece, the second aligning piece and the third aligning piece can move along the horizontal direction of the aligning platform, the first aligning piece and the second aligning piece are arranged oppositely, and the third aligning piece is arranged adjacent to the first aligning piece and the second aligning piece; and the limiting part is arranged opposite to the third alignment part, the limiting part is arranged on the alignment platform and can move along the direction vertical to the alignment platform, and the first alignment part, the second alignment part, the third alignment part and the limiting part form an alignment frame of the polarizing plate in an enclosing manner. According to the technical scheme, the first aligning piece and the second aligning piece which can move in the horizontal direction of the aligning platform are arranged oppositely, the aligning frame of the polarizing plate is enclosed by the first aligning piece, the second aligning piece, the third aligning piece and the limiting piece, the oblique and oblique polarizing plate is aligned, and when the third aligning piece is prevented from leaning against the position, the polarizing plate is pushed too far to cause aligning failure.
Description
Technical Field
The application relates to the technical field of liquid crystal display, in particular to a polarizing plate limiting mechanism.
Background
In the process of attaching the polarizer to the liquid crystal panel, the alignment failure of the polarizer is easily caused by the poor gap between the cleaning rollers of the polarizer cleaning part, the variation of the material of the polarizer surface, the poor alignment speed of the alignment platform, and the like. At present the common adoption trilateral (two minor faces + a long limit) counterpoint mode carries out the polarizing plate and counterpoints, because trilateral counterpoint mode is only trilateral spacing, if polarizing plate surface material variation, lead to the coefficient of friction change, perhaps long limit counterpoint cylinder speed is not good, lead to the polarizing plate long limit to take place when leaning on the position crooked, the polarizing plate gets into and counterpoints the platform and takes place crooked, long limit counterpoint PIN (counterpoint post) can't lean on the position, CCD camera lens (charge-coupled device camera lens) can't snatch the polarizing plate, lead to the polarizing plate to counterpoint the failure easily.
Disclosure of Invention
The main objective of this application is to provide a polarizing plate stop gear, aim at solving current polarizing plate counterpoint mode location accurate inadequately, only trilateral spacing, if polarizing plate surface material variation, lead to the coefficient of friction change, perhaps long limit counterpoint cylinder speed is not good, lead to long limit counterpoint PIN (counterpoint post) can't lean on the position, CCD (charge-coupled device camera lens) camera lens can't snatch the polarizing plate, lead to the technical problem of polarizing plate counterpoint failure easily.
In order to achieve the above object, the present application provides a polarizing plate limiting mechanism, which includes: the alignment platform is used for aligning the polarizing plate;
the first aligning piece, the second aligning piece and the third aligning piece can move along the horizontal direction of the aligning platform, the first aligning piece and the second aligning piece are arranged oppositely, and the third aligning piece is arranged adjacent to the first aligning piece and the second aligning piece;
and the limiting part is arranged on the alignment platform and can move in the direction vertical to the alignment platform, and the first alignment part, the second alignment part, the third alignment part and the limiting part form an alignment frame of the polarizing plate in an enclosing manner.
Optionally, the polarizer limiting mechanism further includes a driving element connected to the limiting element, and the driving element drives the limiting element to move in a direction perpendicular to the alignment platform.
Optionally, a slot is disposed at a position of the alignment platform opposite to the limiting member, the limiting member is installed in the slot, and the limiting member moves in the slot along a direction perpendicular to the alignment platform.
Optionally, the driving part is an air cylinder, and a push rod of the air cylinder is connected with the bottom of the limiting part to push the limiting part to move up and down.
Optionally, the first aligning piece, the second aligning piece and the third aligning piece are all connected with a horizontal driving piece, the horizontal driving piece is connected with a vertical driving piece, and the first aligning piece, the second aligning piece and the third aligning piece can move in the direction perpendicular to the aligning platform under the driving of the vertical driving piece.
Optionally, a flattening piece is arranged on each of the first aligning piece, the second aligning piece and the third aligning piece, and the flattening piece presses the edge of the polarizing plate when the first aligning piece, the second aligning piece and the third aligning piece move in the direction perpendicular to the aligning platform.
Optionally, the first aligning member, the second aligning member and the third aligning member each include a movable portion and an aligning portion, the movable portion is connected to the horizontal driving member, the aligning portion extends toward the aligning platform perpendicular to the movable portion, and the pressing member is disposed at a free end of the aligning portion.
Optionally, the alignment portion is an alignment post, the first alignment member, the second alignment member and the third alignment member include a plurality of alignment posts, and the plurality of alignment posts are disposed on the movable portion at intervals.
Optionally, the flattening pieces are respectively arranged at the free ends of the alignment columns in a protruding manner, or the flattening pieces are connected with the free ends of the alignment columns.
Optionally, the polarizer limiting mechanism further includes cameras, and the cameras are respectively disposed at two ends of the third alignment element.
In order to achieve the above object, the present application further provides a polarizing plate position limiting mechanism, including:
the alignment platform is used for aligning the polarizing plate, and a groove is formed in the position, opposite to the limiting piece, of the alignment platform;
the first aligning piece, the second aligning piece and the third aligning piece can move along the horizontal direction of the aligning platform, the first aligning piece and the second aligning piece are arranged oppositely, and the third aligning piece is arranged adjacent to the first aligning piece and the second aligning piece;
the limiting piece is arranged opposite to the third alignment piece, is arranged on the alignment platform and can move in the groove along the direction vertical to the alignment platform;
the driving piece is connected with the limiting piece and drives the limiting piece to move along the direction vertical to the alignment platform;
wherein, the driving piece drive the locating part to when counterpointing the perpendicular ascending direction of platform and removing, first counterpoint piece, second counterpoint piece, third counterpoint piece and the locating part encloses the counterpoint frame of synthetic polarizing plate, the size and the polarizing plate size looks adaptation of counterpoint frame.
This application technical scheme is through add the locating part that sets up relatively with the third counterpoint piece on counterpoint platform, and first counterpoint piece and the relative setting of second counterpoint piece that can follow counterpoint platform horizontal direction and remove are based on, and first counterpoint piece, second counterpoint piece, third counterpoint piece and locating part enclose the counterpoint frame of synthetic polarizing plate, wherein when first counterpoint piece, second counterpoint piece and third counterpoint piece remove the counterpoint, based on the locating part is spacing in the relative position of third counterpoint piece, realizes leading oblique askew polarizing plate, prevents that the third counterpoint piece from leaning on when the position, and the polarizing plate is pushed too far and is leaded to counterpoint the failure.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings 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 application, 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 diagram of a polarizer positioning mechanism according to the present application;
fig. 2 is a schematic structural view taken along the direction a-a in fig. 1.
The reference numbers illustrate:
the implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are referred to in the embodiments of the present application, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly 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, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
The application provides a polarizing plate stop gear for the polarizing plate is counterpointed.
Referring to fig. 1 to 2 in particular, the present application provides a polarizer 600 spacing mechanism, which includes: the alignment platform 100 is used for placing a polarizing plate 600 to align the polarizing plate 600, the first alignment element 200, the second alignment element 300, the third alignment element 400 and the limiting element 500, wherein the first alignment element 200, the second alignment element 300 and the third alignment element 400 can move along the horizontal direction of the alignment platform 100, can move towards the alignment platform 100, and can also move back to the alignment translation, the first alignment element 200 and the second alignment element 300 are arranged oppositely, and the third alignment element 400 is arranged adjacent to the first alignment element 200 and the second alignment element 300; the limiting member 500 and the third aligning member 400 are disposed opposite to each other, the limiting member 500 is mounted on the aligning platform 100 and can move in a direction perpendicular to the aligning platform 100, that is, move up and down along the aligning platform 100, and the first aligning member 200, the second aligning member 300, the third aligning member 400 and the limiting member 500 form an aligning frame of the polarizing plate 600.
The alignment platform 100 has four sides, the polarizing plate 600 is conveyed onto the alignment platform 100 from one side of the alignment platform 100, the first alignment piece 200, the second alignment piece 300, the third alignment piece 400 and the limiting piece 500 are respectively located at the four sides of the alignment platform 100, when the polarizing plate 600 is conveyed onto the alignment platform 100, the first alignment piece 200, the second alignment piece 300 and the third alignment piece 400 move to be aligned, the limiting piece 500 limits and guides, and an alignment frame formed by enclosing the first alignment piece 200, the second alignment piece 300, the third alignment piece 400 and the limiting piece 500 is matched with the size of the polarizing plate 600.
This embodiment is preferred first counterpoint piece 200 is first minor face counterpoint piece, just what first minor face counterpoint piece was proofreaded is polarizing plate 600 is kept away from the minor face of counterpoint platform 100 material loading limit, second counterpoint piece 300 be with the second minor face counterpoint piece that first counterpoint piece 200 set up relatively, what second minor face counterpoint piece was proofreaded is polarizing plate 600 is close to the minor face of counterpoint platform 100 material loading limit, third counterpoint piece 400 is one of them long limit counterpoint piece, spacing limit is another long limit counterpoint piece. The first short-side aligner moves in the length direction of the polarizing plate 600, and the long-side aligner moves in the width direction of the polarizing plate 600.
According to the technical scheme of the application, the limiting piece 500 which is arranged opposite to the third alignment piece 400 is additionally arranged on the alignment platform 100, based on the relative arrangement of the first alignment piece 200 and the second alignment piece 300 which can move along the horizontal direction of the alignment platform 100, the alignment frame of the polarizing plate 600 is enclosed by the first alignment piece 200, the second alignment piece 300, the third alignment piece 400 and the limiting piece 500, wherein when the first alignment piece 200, the second alignment piece 300 and the third alignment piece 400 move for alignment, based on the limiting piece 500 is limited at the position where the third alignment piece 400 is opposite, the oblique and oblique polarizing plate 600 is aligned, and when the third alignment piece 400 is prevented from leaning against, the polarizing plate 600 is pushed too far to cause alignment failure.
Optionally, in order to realize that the limiting member 500 moves in the direction perpendicular to the alignment platform 100, the limiting mechanism of the polarizing plate 600 is further provided with a driving member 700, the driving member 700 is connected to the limiting member 500, and the driving member 700 drives the limiting member 500 to move in the direction perpendicular to the alignment platform 100. Drive piece 700 can be for the cylinder if the lift cylinder, locating part 500 is the limiting plate, the lift cylinder set up in counterpoint platform 100 below, the free end of lift cylinder push rod with the bottom of limiting plate is connected, the lift cylinder during operation, the drive the push rod promotes the limiting plate is in counterpoint platform 100 vertical direction removes, the limiting plate removes when counterpointing on the platform 100, protruding in counterpoint platform 100 places the face of polarizing plate 600, plays the purpose of restriction polarizing plate 600 removal, based on setting up the rigidity of limiting plate plays with polarizing plate 600 leads flat effect. This embodiment is based on the lift cylinder drive locating part 500 along with counterpoint platform 100 vertical direction lift removal, simple structure easily realizes, and based on the cylinder drive, guarantees the stability that locating part 500 removed, improves polarizing plate 600's counterpoint precision.
In order to facilitate the lifting movement of the position limiting member 500 on the alignment platform 100, a slot 101 is disposed at a position of the alignment platform 100 opposite to the position limiting member 500, the position limiting member 500 is installed in the slot 101, and the position limiting member 500 moves in the slot 101 along a direction perpendicular to the alignment platform 100. The size of the slot 101 is matched with the size of the position-limiting member 500, so that the position-limiting member 500 is not subjected to frictional resistance during the moving process, and the alignment of the polarizing plate 600 is affected by the overlarge slot 101 on the alignment platform 100.
In this embodiment, the first aligning member 200, the second aligning member 300, and the third aligning member 400 can all move along the horizontal direction of the aligning platform 100, and specifically, based on that the first aligning member 200, the second aligning member 300, and the third aligning member 400 are all connected with a horizontal driving member 700 (not labeled in the figure), it can be understood that the horizontal driving member 700 drives the first aligning member 200, the second aligning member 300, and the third aligning member 400 to move along the horizontal direction of the aligning platform 100, and the horizontal driving member 700 may be a motor or an air cylinder.
In other embodiments, in order to improve the flexibility of the first aligning device 200, the second aligning device 300, and the third aligning device 400, the first aligning device 200, the second aligning device 300, and the third aligning device 400 are configured to move in multiple directions, for example, in a direction perpendicular to the aligning platform 100, that is, the horizontal driving device 700 is connected to a vertical driving device 700 (not shown), and the first aligning device 200, the second aligning device 300, and the third aligning device 400 are driven by the vertical driving device 700 to move in a direction perpendicular to the aligning platform 100. The horizontal driving member 700 is connected to the vertical driving member 700 through a connecting member, and the vertical driving member 700 may be a lifting cylinder.
It can be understood that the first aligning member 200, the second aligning member 300 and the third aligning member 400 may be connected to the vertical driving member 700 first, the vertical driving member 700 directly drives the first water level member, the second aligning member 300 and the third aligning member 400 to move up and down, the vertical driving member 700 is connected to the horizontal driving member 700, and the horizontal driving member 700 drives the vertical driving member 700 to move horizontally, so as to drive the first aligning member 200, the second aligning member 300 and the third aligning member 400 to move horizontally.
Based on first counterpoint piece 200 second counterpoint piece 300 with third counterpoint piece 400 all can be followed with counterpoint platform 100 vertically direction removes, in order to improve the precision of counterpoint of polarizing plate 600 all be equipped with the piece that flattens on first counterpoint piece 200, second counterpoint piece 300 and the third counterpoint piece 400, it is in to flatten the piece first counterpoint piece 200, second counterpoint piece 300 and third counterpoint piece 400 along with counterpoint platform 100 vertical direction removes the edge of pushing down polarizing plate 600, with the edge of polarizing plate 600 flattens, guarantees the aligning of polarizing plate 600 parallel and level, and the camera 800 of the corner position of also being convenient for shoots the location.
Optionally, each of the first aligning member 200, the second aligning member 300, and the third aligning member 400 includes a movable portion connected to the horizontal driving member 700 and an aligning portion extending toward the aligning platform 100 perpendicular to the movable portion, and the pressing member is disposed at a free end of the aligning portion. The movable portion may be a movable plate, the alignment member may not be a plurality of alignment posts, and the first alignment member 200, the second alignment member 300, and the third alignment member 400 include a plurality of alignment posts, and the plurality of alignment posts are disposed on the movable portion at intervals.
Since the first aligning member 200 can move along the aligning platform 100, a moving slot for the first aligning member 200 to move is formed on the aligning platform 100, the first aligning member 200 is a first short edge aligning member, the moving direction of the polarizing plate 600 is moved from the feeding position to the positioning position, and from the positioning position back to the feeding position, therefore, the moving slot is disposed along the length direction of the alignment platform 100, and the first alignment member 200 of this embodiment includes a movable portion (not shown) and an alignment portion (not shown), the movable portion is disposed below the alignment platform 100, and the alignment portion is disposed as an alignment column, when the alignment column moves along the alignment platform 100, a plurality of moving grooves matched with the alignment column in size can be formed, so that the polarizing plate 600 cannot be leveled and aligned due to the fact that the moving grooves on the alignment platform 100 are too large is prevented.
The flattening piece is a part for flattening the edge of the polarizing plate 600, and the shape and structure of the flattening piece have multiple modes, wherein one mode is that the flattening piece is a boss and is respectively arranged at the free ends of the alignment columns in a protruding mode, and the protruding direction is parallel to the alignment platform 100; the other mode is that the flattening piece is a flattening plate, and the flattening plate is connected with the free ends of the alignment columns. First counterpoint piece 200, second counterpoint piece 300 and third counterpoint piece 400 along with when counterpointing platform 100 vertical direction and removing, the flattening piece pushes down counterpoint platform 100 last polarizing plate 600, with the edge of polarizing plate 600 flattens, improves the counterpoint precision.
In the embodiment of the present application, after the polarizing plate 600 is limited by the polarizing plate 600 limiting mechanism, the camera 800 is used to take the image of the polarizing plate 600, so that the background terminal can analyze the positioning information of the polarizing plate 600. Therefore, the position limiting mechanism for the polarizing plate 600 further comprises a camera 800, the camera 800 is respectively arranged at two ends of the third alignment piece 400, the camera 800 adopts a CCD (charge coupled device) lens to collect the position information of the polarizing plate 600, specifically, the camera 800 is arranged at two ends of the long-edge alignment piece, and the collected position information is ensured to be more accurate by collecting the position information of the polarizing plate 600 in the length direction of the polarizing plate 600.
With continued reference to fig. 1 and 2, the present application further provides a polarizing plate positioning mechanism, including:
the alignment platform 100 is used for aligning the polarizing plate 600, and the alignment platform 100 is provided with a slot 101;
a first aligning member 200, a second aligning member 300 and a third aligning member 400 which are movable in a horizontal direction of the aligning platform 100, wherein the first aligning member 200 is disposed opposite to the second aligning member 300, and the third aligning member 400 is disposed adjacent to the first aligning member 200 and the second aligning member 300;
a limiting member 500 disposed opposite to the third alignment member 400, wherein the limiting member 500 is installed in the slot 101 of the alignment platform 100, and the limiting member 500 can move in the slot 101 along a direction perpendicular to the alignment platform 100;
and a driving member 700 connected to the limiting member 500, wherein the driving member 700 drives the limiting member 500 to move along a direction perpendicular to the alignment platform 100.
When the driving element 700 drives the limiting element 500 to move in the vertical upward direction of the aligning platform 100, the first aligning element 200, the second aligning element 300, the third aligning element 400 and the limiting element 500 form an aligning frame of the polarizer 600, and the size of the aligning frame is matched with the size of the polarizer 600.
In this embodiment, the alignment frame formed when the first alignment element 200, the second alignment element 300, the third alignment element 400 and the limiting element 500 move relatively is aligned with the polarizer 600, and the size of the alignment frame is matched with the size of the polarizer 600, so that the alignment frame can align the oblique and oblique polarizer 600, and the polarizer 600 is prevented from being misaligned when three opposite sides lean against each other.
In addition, in the polarizing plate limiting mechanism provided by the present application, a method for controlling the polarizing plate limiting mechanism is specifically disclosed, and the method for controlling the polarizing plate limiting mechanism includes the following steps:
the method comprises the following steps: when the polarizing plate is detected to enter the aligning platform, controlling the first aligning piece to move to a preset first aligning position;
step two: after the first alignment part moves to the preset first alignment position, controlling the limiting part to ascend to a preset limiting position;
step three: driving the second alignment piece to move to a preset second alignment position, and simultaneously controlling the third alignment piece to move to a preset third alignment position;
step four: and controlling a camera to acquire the position information of the polarizing plate on the alignment platform.
When the first counterpoint member, the second counterpoint member, the third counterpoint member and the limiting member move to the preset counterpoint position according to a preset moving path, the polarizing plate is pushed to the preset counterpoint position, and at the moment, the camera acquires accurate position information of the polarizing plate.
In this embodiment, four sides of the alignment frame, which is surrounded by the first alignment member, the second alignment member, the third alignment member and the limiting member to form the polarizing plate, are aligned, and the limiting member is limited at a position opposite to the third alignment member, so that the oblique and oblique polarizing plate is aligned, and when the third alignment member is moved to the right, the polarizing plate is pushed too far to cause alignment failure.
In a more preferred embodiment, after the step of driving the second alignment element to move to the preset second alignment position and simultaneously driving the third alignment element to move to the preset third alignment position, and before the step of controlling the camera to collect the position information of the polarizer on the alignment platform, the method for controlling the polarizer positioning mechanism further includes:
and controlling the vertical driving piece to drive the first aligning piece, the second aligning piece and the third aligning piece to move towards the aligning platform.
Controller control vertical driving piece drive first counterpoint piece, second counterpoint piece and third counterpoint piece remove in vertical direction, specifically control first counterpoint piece, second counterpoint piece and third counterpoint piece court the counterpoint platform direction removes, pushes down the edge of the polarizing plate on the counterpoint platform ensures polarizing plate surface parallel and level, improves the degree of accuracy that the position acquireed.
In another embodiment, after the step of controlling the camera to collect the position information of the polarizer on the alignment stage, the method for controlling the polarizer positioning mechanism further includes: and controlling the limiting piece to descend to a preset avoiding position. The position avoiding position is a position where the limiting part falls below the alignment platform, so that when the positioned polarizing plate is extracted, the limiting part can be prevented from influencing the extraction of the polarizing plate.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents of the subject matter of the present application, which is conceived to be equivalent to the above description and the accompanying drawings, or to be directly/indirectly applied to other related arts, are intended to be included within the scope of the present application.
Claims (7)
1. The utility model provides a polarizing plate stop gear which characterized in that, polarizing plate stop gear includes:
the alignment platform is used for aligning the polarizing plate;
the first aligning piece, the second aligning piece and the third aligning piece can move along the horizontal direction of the aligning platform, the first aligning piece and the second aligning piece are arranged oppositely, and the third aligning piece is arranged adjacent to the first aligning piece and the second aligning piece;
the limiting piece is arranged on the alignment platform and can move along the direction vertical to the alignment platform, and the first alignment piece, the second alignment piece, the third alignment piece and the limiting piece form an alignment frame of the polarizing plate in a surrounding manner; the alignment frame is matched with the size of the polarizer;
the first aligning piece, the second aligning piece and the third aligning piece are all connected with a horizontal driving piece, the horizontal driving piece is connected with a vertical driving piece, and the first aligning piece, the second aligning piece and the third aligning piece can move in the direction vertical to the aligning platform under the driving of the vertical driving piece; pressing pieces are arranged on the first aligning piece, the second aligning piece and the third aligning piece, and the pressing pieces press the edges of the polarizing plate when the first aligning piece, the second aligning piece and the third aligning piece move along the direction vertical to the aligning platform;
the position of the alignment platform opposite to the position limiting part is provided with a groove, and the position limiting part is arranged in the groove.
2. The polarizer plate positioning mechanism of claim 1, further comprising a driving member coupled to the positioning member, wherein the driving member drives the positioning member to move in a direction perpendicular to the alignment stage.
3. The polarizer positioning mechanism of claim 2, wherein a slot is formed at a position of the alignment platform opposite to the position limiting element, the position limiting element is installed in the slot, and the position limiting element moves in the slot along a direction perpendicular to the alignment platform.
4. The polarizer plate positioning mechanism of claim 3, wherein the driving member is a cylinder, and a push rod of the cylinder is connected to a bottom of the positioning member to push the positioning member to move up and down.
5. The polarizer positioning mechanism of claim 1, wherein the first, second, and third positioning members each include a movable portion and a positioning portion, the movable portion is connected to the horizontal driving member, the positioning portion extends perpendicular to the movable portion toward the positioning platform, and the pressing member is disposed at a free end of the positioning portion.
6. The polarizer plate positioning mechanism of claim 5, wherein the positioning portion is a positioning post, and the first, second, and third positioning members include a plurality of positioning posts spaced apart from each other on the movable portion.
7. The polarizer plate positioning mechanism of claim 6, wherein the pressing members are respectively protruded at the free ends of the alignment posts, or the pressing members are connected to the free ends of the alignment posts.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619160.9A CN109633940B (en) | 2018-12-26 | 2018-12-26 | Polarizing plate limiting mechanism |
| PCT/CN2019/124880 WO2020135076A1 (en) | 2018-12-26 | 2019-12-12 | Polarizing plate limiting mechanism and control method of polarizing plate limiting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619160.9A CN109633940B (en) | 2018-12-26 | 2018-12-26 | Polarizing plate limiting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109633940A CN109633940A (en) | 2019-04-16 |
| CN109633940B true CN109633940B (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811619160.9A Active CN109633940B (en) | 2018-12-26 | 2018-12-26 | Polarizing plate limiting mechanism |
Country Status (2)
| Country | Link |
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| CN (1) | CN109633940B (en) |
| WO (1) | WO2020135076A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109633940B (en) * | 2018-12-26 | 2021-11-05 | 惠科股份有限公司 | Polarizing plate limiting mechanism |
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| US5472635A (en) * | 1990-04-10 | 1995-12-05 | Nippon Oil Company, Ltd. | Phase plate and liquid crystal display using same |
| CN1405605A (en) * | 2001-08-21 | 2003-03-26 | 瀚宇彩晶股份有限公司 | Polarization plate contraposition apparatus |
| CN203855517U (en) * | 2014-04-11 | 2014-10-01 | 深圳市远东皓星科技有限公司 | Glass plate superposing equipment |
| CN204020181U (en) * | 2014-07-16 | 2014-12-17 | 深圳市兴图自动化设备有限公司 | Packaged type glass is to bit platform and polarizer sheet sticking machine |
| CN204557005U (en) * | 2015-01-06 | 2015-08-12 | 昆山龙腾光电有限公司 | Lighting machine is with detecting microscope carrier |
| CN104691083B (en) * | 2015-03-25 | 2017-04-12 | 深圳市研创精密设备有限公司 | Positioning mechanism of polaroid laminating machine |
| CN205049832U (en) * | 2015-08-19 | 2016-02-24 | 昆山龙腾光电有限公司 | Display panel detection device |
| CN205415394U (en) * | 2015-12-11 | 2016-08-03 | 合肥欣奕华智能机器有限公司 | Substrate positioning device |
| CN106959530B (en) * | 2017-03-27 | 2019-09-27 | 京东方科技集团股份有限公司 | Alignment device and display base plate process equipment with it |
| CN107272251B (en) * | 2017-08-08 | 2020-05-05 | 武汉华星光电技术有限公司 | Polarizing plate limiting device and method for fixing polarizing plate |
| CN108181738B (en) * | 2017-12-26 | 2020-09-18 | 武汉华星光电技术有限公司 | Polarizing plate attaching device and polarizing plate pre-alignment device |
| CN207908834U (en) * | 2018-03-22 | 2018-09-25 | 京东方科技集团股份有限公司 | A kind of polarized light sheet pasting device |
| CN109633940B (en) * | 2018-12-26 | 2021-11-05 | 惠科股份有限公司 | Polarizing plate limiting mechanism |
-
2018
- 2018-12-26 CN CN201811619160.9A patent/CN109633940B/en active Active
-
2019
- 2019-12-12 WO PCT/CN2019/124880 patent/WO2020135076A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN109633940A (en) | 2019-04-16 |
| WO2020135076A1 (en) | 2020-07-02 |
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