WO2020237815A1 - Système de décapage et procédé de décapage de polariseur - Google Patents

Système de décapage et procédé de décapage de polariseur Download PDF

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Publication number
WO2020237815A1
WO2020237815A1 PCT/CN2019/098027 CN2019098027W WO2020237815A1 WO 2020237815 A1 WO2020237815 A1 WO 2020237815A1 CN 2019098027 W CN2019098027 W CN 2019098027W WO 2020237815 A1 WO2020237815 A1 WO 2020237815A1
Authority
WO
WIPO (PCT)
Prior art keywords
peeling
liquid crystal
crystal panel
polarizing plate
wheel
Prior art date
Application number
PCT/CN2019/098027
Other languages
English (en)
Chinese (zh)
Inventor
谢军
Original Assignee
深圳市华星光电半导体显示技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市华星光电半导体显示技术有限公司 filed Critical 深圳市华星光电半导体显示技术有限公司
Publication of WO2020237815A1 publication Critical patent/WO2020237815A1/fr

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Classifications

    • 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
    • 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

Definitions

  • the invention relates to the technical field of panel processing, in particular to a peeling system and a method for peeling a polarizing plate.
  • the polarizing plate As an indispensable part of the liquid crystal panel, the polarizing plate needs to be attached to both sides of the liquid crystal panel after the color film substrate and the thin film transistor array substrate are formed into a cell to form the liquid crystal panel.
  • the polarizing plate After the polarizing plate is attached to the liquid crystal panel, if polarized When the board has quality problems, inaccurate attachment and alignment problems, or problems with bubbles or dust, it is necessary to peel off the polarizing plate on the liquid crystal panel to reattach the polarizing plate.
  • the existing method for peeling off the polarizer is to manually peel off the polarizer, which has low efficiency.
  • the purpose of the present application is to provide a peeling system and a method for peeling a polarizing plate.
  • the peeling system can automatically peel the polarizing plate and improve the efficiency of peeling the polarizing plate.
  • a peeling system for peeling a polarizing plate on a liquid crystal panel wherein the peeling system includes a peeling device, and the peeling device includes:
  • a tear-off wheel for providing power to tear off the polarizer, the peeling end of the polarizer is located between the guide wheel and the tear-off wheel;
  • a moving clamping mechanism for clamping the peeling end of the polarizing plate and pulling the peeling end of the polarizing plate to move;
  • the central axis of the tearing wheel is parallel to the central axis of the guide wheel and is located on the same horizontal plane.
  • the peeling device further includes:
  • a mobile platform for supporting the liquid crystal panel and moving the liquid crystal panel
  • the pressure mechanism is used to apply pressure to the liquid crystal panel to fix the liquid crystal panel between the mobile platform and the pressure mechanism.
  • the pressure mechanism includes a first pressing wheel and a second pressing wheel, and the first pressing wheel is in contact with the non-peeled polarizing plate and is located at a position where the polarizing plate is separated from the liquid crystal panel , The second pressing wheel is in contact with the liquid crystal panel after the polarizing plate is peeled off and is close to the separation point of the polarizing plate and the liquid crystal panel.
  • the peeling system further includes a heating device, and the heating device is used to heat the liquid crystal panel that needs to be peeled off the polarizing plate.
  • the heating device has a heating cavity and a heating plate, the heating plate is located in the heating cavity, and the heating plate is used for placing the liquid crystal panel that needs to be peeled off the polarizing plate .
  • a lifting mechanism is provided on the heating plate, and the lifting mechanism is used to lift the heated liquid crystal panel.
  • the peeling system further includes a manipulator having a free end, and the free end of the manipulator is used to take out the lifted liquid crystal panel and place it in the peeling device in.
  • the free end is composed of at least two connected mechanical fingers.
  • a peeling system for peeling a polarizing plate on a liquid crystal panel includes a peeling device, and the peeling device includes:
  • a tear-off wheel for providing power to tear off the polarizer, the peeling end of the polarizer is located between the guide wheel and the tear-off wheel;
  • a mobile clamping mechanism for clamping the peeling end of the polarizing plate and pulling the peeling end of the polarizing plate to move.
  • the peeling device further includes:
  • a mobile platform for supporting the liquid crystal panel and moving the liquid crystal panel
  • the pressure mechanism is used to apply pressure to the liquid crystal panel to fix the liquid crystal panel between the mobile platform and the pressure mechanism.
  • the pressure mechanism includes a first pressing wheel and a second pressing wheel, and the first pressing wheel is in contact with the unpeeled polarizing plate and is located at a position where the polarizing plate is separated from the liquid crystal panel, The second pressing wheel is in contact with the liquid crystal panel after the polarizing plate is peeled off, and is close to the separation point of the polarizing plate and the liquid crystal panel.
  • the peeling system further includes a heating device for heating the liquid crystal panel that needs to peel off the polarizing plate.
  • the heating device has a heating cavity and a heating plate, the heating plate is located in the heating cavity, and the heating plate is used to place the liquid crystal panel that needs to peel off the polarizing plate.
  • a lifting mechanism is provided on the heating plate, and the lifting mechanism lifts the heated liquid crystal panel.
  • the peeling system further includes a manipulator, the manipulator has a free end, the free end of the manipulator is used to take out the lifted liquid crystal panel and place it in the peeling device .
  • the free end is composed of at least two connected mechanical fingers.
  • the mobile clamping mechanism is composed of two clamping pieces, and the two clamping pieces are movably connected.
  • a method for peeling off a polarizing plate includes the following steps:
  • the peeling system includes a heating device, a manipulator, and a peeling device.
  • the manipulator is used to place the liquid crystal panel that needs to be peeled off the polarizing plate in the heating device to obtain a heated liquid crystal panel;
  • said placing in a peeling device to peel off the polarizing plate on the liquid crystal panel includes the following steps:
  • a moving clamping mechanism clamps the peeling end of the polarizing plate and pulling the peeling end of the polarizing plate to move.
  • the present application provides a peeling system and a method for peeling off the polarizing plate.
  • the guide wheels, the tearing wheel and the movable clamping mechanism in the peeling system cooperate to tear off the polarizing plate.
  • the peeling system has a simple structure and can automatically peel off the polarizing plate.
  • the method of peeling off the polarizing plate is to place the liquid crystal panel in the heating device of the peeling system to soften the adhesive bonding the polarizing plate and the liquid crystal panel, and then to remove the polarized light through the cooperation of the guide wheel, the tearing wheel and the moving clamping mechanism Automatically peel off the polarizer while avoiding breakage of the LCD panel.
  • Figure 1 is a front view of a peeling system according to an embodiment of the application.
  • FIG. 2 is a top view of the heating plate and the jacking mechanism in the heating device in the peeling system of FIG. 1;
  • Figure 3 is a top view of the manipulator in the peeling system of Figure 1;
  • FIG. 4 is a schematic flowchart of a method for peeling off a polarizing plate according to an embodiment of the application.
  • FIG. 1 is a front view of a peeling system according to an embodiment of the application.
  • the peeling system of this embodiment is used to peel the polarizing plate 20 from the liquid crystal panel 30.
  • the peeling system includes a peeling device 10, and the peeling device 10 includes:
  • a tear-off wheel 120 for providing power to tear off the polarizer 20, the peeling end of the polarizer 20 is located between the guide wheel 100 and the tear-off wheel 120;
  • a moving clamping mechanism 140 is used for clamping the peeling end of the polarizing plate 20 and pulling the peeling end of the polarizing plate 20 to move.
  • the tear-off wheel 120 rotates clockwise around its rotation axis to provide power for peeling the polarizer 20 from the liquid crystal panel 30.
  • the tear-off wheel 120 rotates under the action of a driving mechanism.
  • the position of the tear-off wheel 120 is It is fixed, that is, the position of the tear-off wheel 120 in the peeling system is unchanged.
  • the function of the guide wheel 100 is to move the peeling end of the polarizing plate 20 in a predetermined direction.
  • the guide wheel 100 can rotate around its axis of rotation and the direction of rotation is opposite to that of the tearing wheel 120.
  • the guide wheel 100 does not need to rotate; the position of the guide wheel 100 in the peeling system can be movable or fixed. ;
  • the guide wheel 100 and the tear-off wheel 120 are respectively located on both sides of the peeling end of the polarizer 20.
  • the mobile clamping mechanism 140 is used to recover the stripped polarizer 20.
  • the mobile clamping mechanism 140 is composed of two clips, which are movably connected to ensure that the two clips can be opened and closed.
  • the clip is closed to clamp the peeling end of the polarizer 20.
  • the cooperation of the guide wheel 100 and the tear-off wheel 120 gradually peels the polarizer 20 from the liquid crystal panel 30.
  • the moving and clamping mechanism 140 moves to recover the peeled polarizer. 20.
  • the moving clamping mechanism 140 stops moving, and the two clamps are opened to place the peeled polarizing plate 20 in a preset position.
  • the movement of the mobile clamping mechanism 140 is realized by a driving mechanism, and the movably connection of the two clips can be realized by a hinge joint.
  • the clamping mechanism When the next polarizer 20 needs to be peeled off, the clamping mechanism is moved. 140 moves to the starting position.
  • the method of peeling one end of the polarizing plate 20 from the liquid crystal panel 30 can be by attaching an adhesive tape to the surface of the polarizing plate 20 and pulling the tape to obtain the peeling end of the polarizing plate 20, or using a sheet to remove one end of the polarizing plate 20 Lifting up from the liquid crystal panel 30 to obtain the peeling end of the polarizing plate 20 is not specifically limited in this application.
  • the stripping system described above introduces the stripping end of the polarizing plate between the guide wheel and the tearing wheel.
  • the guide wheel guides and the tearing wheel provides the tearing power to tear off the polarizing plate.
  • the moving clamping mechanism clamps the stripping end of the polarizing plate for pulling.
  • the polarizing plate is moved, that is, the polarizing plate is peeled off by the cooperation of the guide wheel, the tear-off wheel and the moving clamping mechanism.
  • the peeling system has a simple structure and can automatically peel off the polarizing plate.
  • center axis of the tearing wheel 120 is parallel to the center axis of the guide wheel 100 and is located on the same horizontal plane.
  • both the tear-off wheel 120 and the guide wheel 100 are rollers, and the radius of the tear-off wheel 120 is larger than the radius of the guide wheel 100.
  • elastic protrusions are regularly arranged on the entire surface of the tearing-off wheel 120 ⁇ ), the elastic protrusions can be hemispherical, rectangular parallelepiped or other shapes.
  • the contact surface of the guide wheel 100 and the polarizing plate 120 may be smooth or rough, which can be selected according to actual needs.
  • the above-mentioned peeling device 10 also includes:
  • a mobile platform 40 for supporting the liquid crystal panel 30 and moving the liquid crystal panel 30;
  • the pressure mechanism is used to apply pressure to the liquid crystal panel 30 to fix the liquid crystal panel 30 between the mobile platform 40 and the pressure mechanism.
  • the pressure mechanism applies pressure to the liquid crystal panel 30 to fix the liquid crystal panel 30 between the mobile platform 40 and the pressure mechanism, and the mobile platform 40 moves horizontally to pull the polarizing plate 20 attached to the liquid crystal panel 30 to move, so that the guide wheels 100 and The angle between the peeling end of the polarizing plate 20 and the horizontal line between the peeling wheels 120 increases, so that the vertical component of the peeling force applied by the peeling wheel 120 to the polarizing plate 20 attached to the liquid crystal panel 30 increases. That is, the polarizing plate 20 attached to the liquid crystal panel 30 receives an increased peeling force in the vertical direction, and the polarizing plate 20 is more easily peeled off from the liquid crystal panel 30.
  • the pressure mechanism is located above the liquid crystal panel 30, and the guide wheel 100 and the tear-off wheel 120 are located above the pressure mechanism.
  • the moving platform 40 moves horizontally to the right, the guide wheel 100 is fixed to guide and the tear-off wheel 120 rotates clockwise around the rotating shaft to apply an upward peeling force to the polarizer 20, and the movable clamping mechanism 140 clamps the polarizer 20 And move horizontally to the right, the moving platform 40 carries the unpeeled polarizer 20 and moves horizontally to the right, so that the polarizer 20 can be peeled off from the liquid crystal panel 30 more easily.
  • the pressing mechanism includes a first pressing wheel 1601 and a second pressing wheel 1602.
  • the first pressing wheel 1601 is in contact with the unpeeled polarizing plate 20 and is located at the position where the polarizing plate 20 is separated from the liquid crystal panel 30.
  • the second pressing wheel 1602 and the peeling polarizing plate 20 The rear liquid crystal panel 30 is in contact with and is close to the separation point between the polarizing plate 20 and the liquid crystal panel 30.
  • the peeling wheel 120 exerts an upward peeling force on the polarizing plate 20
  • one end of the polarizing plate 20 is still adhered to the liquid crystal panel 30, causing the polarizing plate 20 to resist the liquid crystal at the separated position.
  • the panel 30 exerts upward force, that is, there is a problem of stress concentration in the liquid crystal panel 30 where the polarizing plate 20 and the liquid crystal panel 30 are separated.
  • the first pressing roller 1601 is placed at the separation of the polarizing plate 20 and the liquid crystal panel 30 to eliminate the liquid crystal panel 30. The stress at the separation prevents the liquid crystal panel 30 from breaking.
  • the second pressing roller 1602 is placed on the liquid crystal panel 30 after the polarizing plate 20 is peeled off and close to the separation, so that the liquid crystal panel 30 is fixed on the pressure mechanism and the moving platform 40 between.
  • the first pressing wheel 1601 and the second pressing wheel 1602 can rotate around the rotating shaft and the direction of rotation is opposite to the direction of rotation of the tearing-off wheel 120.
  • the first pressing wheel 1601 and the second pressing wheel 1602 may not rotate, and the first pressing wheel
  • the positions of 1601 and the second pressing wheel 1602 in the peeling system are both fixed.
  • the central axis of the first pressure roller 1601 is parallel to the central axis of the second pressure roller 1602 and is located on the same horizontal plane.
  • the first pressure roller 1601 and the second pressure roller 1602 are both rollers and have the same radius.
  • the peeling system of this embodiment also includes a heating device 60 for heating the liquid crystal panel 30 on which the polarizing plate 20 needs to be peeled off.
  • the heating device 60 has a heating cavity and a heating plate 600, the heating plate 600 is located in the heating cavity, and the heating plate 600 is used to place the liquid crystal panel 30 to be heated.
  • the liquid crystal panel 30 to be heated is placed on the heating plate 600 to heat the liquid crystal panel 30, so that the adhesive bonding the polarizing plate 20 and the liquid crystal panel 30 is softened.
  • the heating device 60 is a sealable box, and the heating device 60 is a sealable box that enables the liquid crystal panel 30 to reduce heat loss and increase temperature faster when heated.
  • the sealable box can prevent operation
  • the person was burned; the heating plate 600 is an electric heating plate with a rectangular parallelepiped or flake shape.
  • the liquid crystal panel 30 is placed on the heating plate 600 for 1.5 minutes to 2.5 minutes.
  • the temperature of the liquid crystal panel 30 is kept at 30 by heat conduction. Between °C and 70 °C, this temperature is conducive to the softening of the adhesive bonding the polarizing plate 20 and the liquid crystal panel 30 so that the polarizing plate 20 is peeled off from the liquid crystal panel 30.
  • a lifting mechanism 620 is provided on the heating plate 600, and the lifting mechanism 620 lifts the heated liquid crystal panel 30.
  • the lifting mechanism 620 is composed of at least four pillars. When the liquid crystal panel 30 is heated, the four pillars are respectively located below the four corners of the liquid crystal panel 30.
  • the peeling system further includes a manipulator 70, which has a free end, and the free end of the manipulator 70 is used to take out the lifted liquid crystal panel 30 and place it in the peeling device.
  • the robot 70 can also be used to place the liquid crystal panel 30 in the heating device 60 for heating.
  • the free end of the manipulator 70 is composed of at least two connected mechanical fingers.
  • the manipulator 70 has four manipulator fingers and one ends of the four manipulator fingers are connected together.
  • the four manipulator fingers are in the shape of a flat plate, and the spacing between two adjacent manipulator fingers is the same. of.
  • the manipulator also has a movable connection end, through the movable connection end, the free end of the manipulator is moved in the horizontal direction and the vertical direction to complete the carrying of the liquid crystal panel 30.
  • a temperature sensor (not shown) is also installed in the heating cavity of the heating device 60 to monitor the temperature in the heating cavity, and a limit block (not shown) is provided on the heating plate 600 to ensure the liquid crystal The panel 30 is heated in a predetermined area of the heating plate 600 without sliding.
  • FIG. 4 it is a flowchart of a method for peeling off a polarizing plate according to an embodiment of the application.
  • the method of peeling off the polarizing plate includes the following steps:
  • the peeling system includes a heating device 60, a robot 70, and a peeling device 10.
  • the liquid crystal panel 30 that needs to be peeled off the polarizing plate 20 is placed in the heating device 60 to obtain a heated liquid crystal panel 30;
  • a peeling system includes a heating device 60, a manipulator 70 and a peeling device 10.
  • the heating device 60 is located above the peeling device 10, and the manipulator 70 is located between the heating device 60 and the peeling device 10.
  • the peeling device 10 includes a movable clamping mechanism 140, a guide wheel 100, and a tear-off wheel 120.
  • the movable clamping mechanism 140 is located above the guide wheel 100 and the tear-off wheel 120.
  • the guide wheel 100 and the tear-off wheel 120 are respectively located on the polarizing plate 20. On both sides of the end.
  • the liquid crystal panel 30 that needs to peel off the polarizing plate 20 is placed on the robot 70.
  • the robot 70 places the liquid crystal panel 30 in the heating device 60.
  • the liquid crystal panel 30 is heated in the heating device 60 for 1.5-2.5 minutes to make the liquid crystal panel 30 everywhere After the temperature is 30-70°C, the heated liquid crystal panel 30 is obtained.
  • placing the stripping device 10 to strip the polarizing plate 20 on the liquid crystal panel 30 includes the following steps:
  • a moving clamping mechanism 140 clamps the peeling end of the polarizing plate 20 and pulling the peeling end of the polarizing plate 20 to move.
  • the peeling end of the polarizer 20 pulls the peeling end of the polarizing plate 20 to move horizontally to the right.
  • the guide wheel 100 is fixed to guide and the tearing-off wheel 120 rotates clockwise around its axis, so that the unpeeled polarizer 20 is separated from the liquid crystal panel 30 ,
  • the mobile clamping mechanism 140 stops moving, and when the next polarizer 20 needs to be peeled off, the mobile clamping mechanism 140 moves to the starting position.
  • the method of peeling one end of the polarizing plate 20 from the liquid crystal panel 30 can be by attaching an adhesive tape to the surface of the polarizing plate 20 and pulling the tape to obtain the peeling end of the polarizing plate 20, or using a sheet to remove one end of the polarizing plate 20 It is tilted from the liquid crystal surface 30 to obtain the peeling end of the polarizing plate 20, which is not specifically limited in this application.
  • the above-mentioned method of peeling off the polarizing plate is by placing the liquid crystal panel in a heating device to soften the adhesive bonding the polarizing plate and the liquid crystal panel, and then peeling off the polarizing plate through the cooperation of the guide wheel, the tearing wheel and the movable clamping mechanism. While peeling off the polarizer, avoid breaking the LCD panel.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)

Abstract

L'invention concerne un système de décapage et un procédé de décapage d'un polariseur (20). Une roue de guidage (100), une roue de déchirement (120) et un mécanisme d'encliquetage mobile (140) s'adaptent l'un à l'autre pour arracher le polariseur (20). Le système de décapage est de structure simple, et peut décaper automatiquement le polariseur (20).
PCT/CN2019/098027 2019-05-31 2019-07-26 Système de décapage et procédé de décapage de polariseur WO2020237815A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910470771.XA CN110187533A (zh) 2019-05-31 2019-05-31 剥离系统及剥离偏光板的方法
CN201910470771.X 2019-05-31

Publications (1)

Publication Number Publication Date
WO2020237815A1 true WO2020237815A1 (fr) 2020-12-03

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ID=67719450

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/098027 WO2020237815A1 (fr) 2019-05-31 2019-07-26 Système de décapage et procédé de décapage de polariseur

Country Status (2)

Country Link
CN (1) CN110187533A (fr)
WO (1) WO2020237815A1 (fr)

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CN107966837A (zh) * 2017-12-18 2018-04-27 佑仁电子科技（苏州）有限公司 一种改进的偏光片剥离机
CN108248192A (zh) * 2017-12-26 2018-07-06 重庆市中光电显示技术有限公司 偏光片的剥离装置
CN108594488A (zh) * 2018-04-28 2018-09-28 深圳市华星光电技术有限公司 偏光片撕离装置及偏光片撕离方法

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CN2751321Y (zh) * 2004-07-16 2006-01-11 亿尚精密工业股份有限公司 偏光板剥离机
CN101920592A (zh) * 2009-06-10 2010-12-22 友达光电(厦门)有限公司 偏光片剥离装置及剥离方法
CN102756536B (zh) * 2012-07-13 2015-07-22 深圳市华星光电技术有限公司 偏光板撕除的方法和装置
CN208576266U (zh) * 2018-02-24 2019-03-05 苏州三星显示有限公司 偏光片撕除装置
CN208834040U (zh) * 2018-09-11 2019-05-07 深圳市松泽自动化设备有限公司 一种全自动高精度偏光机撕片机

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Publication number Priority date Publication date Assignee Title
KR20100137120A (ko) * 2009-06-22 2010-12-30 엘지디스플레이 주식회사 액정 표시 장치의 박리 유닛 및 이를 이용한 박리 방법
CN106019652A (zh) * 2016-07-21 2016-10-12 京东方科技集团股份有限公司 偏光片撕除组件及偏光片贴附设备
CN107966837A (zh) * 2017-12-18 2018-04-27 佑仁电子科技（苏州）有限公司 一种改进的偏光片剥离机
CN108248192A (zh) * 2017-12-26 2018-07-06 重庆市中光电显示技术有限公司 偏光片的剥离装置
CN108594488A (zh) * 2018-04-28 2018-09-28 深圳市华星光电技术有限公司 偏光片撕离装置及偏光片撕离方法

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