WO2018131732A1 - Curved display panel inspection device - Google Patents

Curved display panel inspection device Download PDF

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Publication number
WO2018131732A1
WO2018131732A1 PCT/KR2017/000424 KR2017000424W WO2018131732A1 WO 2018131732 A1 WO2018131732 A1 WO 2018131732A1 KR 2017000424 W KR2017000424 W KR 2017000424W WO 2018131732 A1 WO2018131732 A1 WO 2018131732A1
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WO
WIPO (PCT)
Prior art keywords
display panel
curved display
curved
support
inspection device
Prior art date
Application number
PCT/KR2017/000424
Other languages
French (fr)
Korean (ko)
Inventor
이승수
Original Assignee
(주)트라이시스
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 (주)트라이시스 filed Critical (주)트라이시스
Publication of WO2018131732A1 publication Critical patent/WO2018131732A1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N2021/9513—Liquid crystal panels

Definitions

  • the present invention relates to a panel inspection apparatus, and more particularly, to a curved display panel inspection apparatus having one side curved.
  • touch screen panels are widely used in mobile communication devices such as mobile phones, tablet PCs, notebook computers, and electronic devices such as navigation systems and TVs.
  • the touch screen is used together with the display panel.
  • a touch screen function is built into the window glass installed on the front of the display panel, or a film-type touch screen is attached to the front of the display panel or the inside of the display panel.
  • the structure in which the screen pattern is embedded is implemented.
  • the cover glass generally has a flat plate shape, but recently, a curved cover having two or three sides facing each other in a flat plate cover glass may be used.
  • a curved cover having two or three sides facing each other in a flat plate cover glass may be used.
  • the present invention is to solve the conventional problems as described above, an object of the present invention is to provide a curved display panel inspection apparatus that can determine whether the film is properly attached to a predetermined position of the curved display panel to distinguish the defective products. It is.
  • Another object of the present invention is to provide a curved display panel inspection apparatus capable of increasing the accuracy of analysis by supporting the curved display panel without moving according to the size of the curved display panel.
  • Still another object of the present invention is to provide a curved display panel inspection apparatus capable of inspecting film adhesion of curved display panels having various sizes and shapes by changing the support position of the curved display panels.
  • the curved display panel inspection device the case; A mounting part accommodated in the case and movable in front, rear, left and right on a plane, and having a curved display panel mounted thereon; A camera unit capable of rotating and photographing the display panel at a predetermined position according to the movement of the holder; And a controller for electrically transmitting and receiving a signal to or from the mounting unit or the camera unit, wherein the mounting unit may further include a curved support unit that selectively contacts the curved surface of the curved display panel and supports the curved display panel.
  • the mounting portion Mounting base on which the curved display panel is mounted; And a support protrusion protruding upward on the mounting base upper surface.
  • the mounting base A plurality of grooves formed corresponding to the size of the curved display panel; And a guide protrusion selectively inserted into a groove corresponding to the size of the curved display panel to guide the curved display panel.
  • the mounting base a plurality of grooves formed on the upper surface; A coupling member inserted into the groove; And an eccentric protrusion through which the coupling member is eccentrically and rotatable about the coupling member corresponding to the size of the curved display panel.
  • the groove may include a long hole having a predetermined length in the direction along the side surface of the curved display panel.
  • the support protrusion may have elasticity.
  • a virtual connection line of the camera unit may be perpendicular to the curved supporter from a portion where the curved display panel is in contact with the curved supporter.
  • the curved support portion The first support body is installed in the mounting portion; And a second support rotatably supported by the first support body and in contact with the curved surface of the curved display panel and capable of emitting light toward the curved surface of the curved display panel.
  • the first support, the fixing plate is installed in the mounting portion; And a U-shaped pillar member disposed at both ends of the fixing plate in the longitudinal direction of the fixing plate to support the second supporting member, wherein the pillar member may be disposed to be biased in one direction along the width direction of the fixing plate.
  • the second support the shape of the enclosure, a plurality of light sources are arranged in a zigzag therein; And a support member disposed on the light source unit to transmit light emitted from the light source and to support a curved surface of the curved display panel.
  • the first guide member and the second guide member may include an adjustment groove into which a screw is inserted to be fixed to the light source.
  • an angle display unit for indicating the angle the camera unit is rotated on one side of the camera portion may further include.
  • the case may be provided with a handle on one side.
  • the case may further include a pair of start buttons spaced apart from each other at predetermined intervals.
  • one side of the case may further include an emergency stop button for stopping the operation in an emergency.
  • one side of the case may further include a sensor for detecting objects facing each other with respect to the mounting portion.
  • the present invention can determine whether the film is properly attached to a predetermined position of the curved display panel to discriminate the defective products can reduce the defective rate of the shipped products, it is possible to increase the reliability of the shipped products.
  • the curved display panel having various sizes and shapes can be inspected and the accuracy of analysis can be improved.
  • FIG. 1A is a perspective view of an upper surface of a curved display panel that is an inspection target of the curved display panel inspecting apparatus according to an exemplary embodiment of the present invention.
  • Figure 1 (b) is a perspective view of the lower surface of the curved display panel inspection target of the curved display panel inspection apparatus according to an embodiment of the present invention.
  • FIG. 2A is a side view of FIG. 1.
  • FIG. 2B is a bottom view of FIG. 1.
  • FIG. 3 is a perspective view of a curved display panel inspection apparatus according to an embodiment of the present invention.
  • FIG. 4 is an internal perspective view of a part of the case peeled off in the curved display panel inspection apparatus according to an embodiment of the present invention.
  • FIG. 5 is a perspective view showing a mounting portion of the curved display panel inspection apparatus according to an embodiment of the present invention.
  • FIG. 6 is a plan view showing a mounting base of the curved display panel inspection apparatus according to an embodiment of the present invention.
  • 7 (a) and 7 (b) are side views schematically showing the curved support of the curved display panel inspection apparatus according to the embodiment of the present invention.
  • FIG. 8 is an exploded perspective view schematically illustrating a second support of the apparatus for inspecting a curved display panel according to an embodiment of the present invention.
  • first, second, A, B, (a), and (b) may be used. These terms are only for distinguishing the components from other components, and the nature, order or order of the components are not limited by the terms. If a component is listed as being “connected”, “coupled” or “connected” to another component, that component may be directly connected or connected to that other component, but there is another component between each component. It should be understood that may be “connected”, “coupled” or “connected”.
  • Figure 1 (a) is a perspective view of the upper surface of the curved display panel inspection target of the curved display panel inspection apparatus according to an embodiment of the present invention
  • Figure 1 (b) is a curved display according to an embodiment of the present invention It is a perspective view which looked at the lower surface of the curved display panel which is a test object of a panel inspection apparatus
  • FIG. 2 (a) is a side view of FIG. 1
  • FIG. 2 (b) is a bottom view of FIG.
  • the curved display panel 1 shows a screen provided in the smartphone. Referring to FIGS. 1A and 1B, and FIGS. 2A and 2B, the curved display panel 1 is curved in one direction and curved. You can have a gin. However, the present invention is not limited thereto, and a curved display panel having a curved portion or a completely flat display panel can be inspected through the present invention.
  • the curved display panel 1 deposits a tape or film (hereinafter referred to as film 2) corresponding to a bezel on one surface of the smartphone.
  • the present invention relates to a curved display panel inspection apparatus for checking whether the film (2) is deposited on the curved display panel (1) is deposited in the correct position and to determine whether there is a defect, even if not mentioned otherwise the curved display panel ( When referring to 1), it is assumed that the film 2 is attached.
  • the present invention is assumed to inspect the edge portion of the curved display panel 1 in inspecting the position and shape of the film 2 attached to the curved display panel 1.
  • FIG. 3 is a perspective view of a curved display panel inspection apparatus according to an embodiment of the present invention
  • Figure 4 is a perspective view of the inside peeled off a part of the curved display panel inspection apparatus according to an embodiment of the present invention
  • Figure 5 7 is a perspective view illustrating a mounting portion of the curved display panel inspecting apparatus according to an embodiment of the present invention
  • FIG. 6 is a plan view illustrating a mounting base of the curved display panel inspecting apparatus according to an embodiment of the present invention
  • FIG. And (b) is a side view schematically showing a curved support of the curved display panel inspecting apparatus according to an embodiment of the present invention
  • FIG. 8 schematically shows a second support of the curved display panel inspecting apparatus according to an embodiment of the present invention. It is an exploded perspective view shown.
  • the apparatus for inspecting a curved display panel may include a case 10, a mounting unit 20, a camera unit 30, and a controller (not shown). .
  • the case 10 is a shape corresponding to a general rectangular parallelepiped, but in one embodiment of the present invention, a portion corresponding to the mounting portion 20 protrudes to facilitate the user to mount the curved display panel 1.
  • the case 10 may include a handle 11 formed concave on one side. And the user can change the position of the present invention by holding the present invention through the handle (11).
  • the protruding case 10 includes a start button 12 for inspecting the curved display panel 1, an emergency stop button 13 for urgently stopping the inspection, and a sensor 14 for detecting an object. Can be prepared.
  • a pair of start buttons 12 may be prepared to be spaced apart from a predetermined interval on the outside of the case 10.
  • a pair of start buttons 12 are shown positioned at both ends, respectively.
  • the user raises both hands to the pair of start buttons 12 and simultaneously presses the start button 12, thereby transmitting an electrical signal to the control unit (not shown) so that the present invention starts to inspect the curved display panel 1.
  • the emergency stop button 13 may stop the inspection of the curved display panel 1 by transmitting an electrical signal to a controller (not shown) selectively or by pressing in case of emergency.
  • the sensor 14 is for detecting an object (eg, a user's hand), and a pair of the sensors 14 is provided on one side of the case 10 so as to face each other with respect to the mounting part 20.
  • the sensor 14 may detect a user's hand while the user mounts the curved display panel 1 on the mounting unit 20.
  • the sensor 14 may transmit an electrical signal to a controller (not shown) so as not to operate to inspect the curved display panel 1, and the user may prevent a safety accident.
  • the manufacturer can arrange the sensor 14 in various numbers or use various kinds of sensors as long as the object is detected, and is not particularly limited.
  • the curved display panel inspection apparatus may include a holder 20.
  • the curved display panel may be mounted on the mounting portion 20.
  • the mounting part 20 may be accommodated inside the case 10, in detail, inside the protruding portion of the case 10.
  • the cradle 20 is movable in front, rear, left and right on a plane according to an electrical signal of a controller (not shown).
  • an actuator (not shown) may be provided to drive the mounting portion 20, and a guide rail (not indicated) may be provided to guide the front, rear, left, and right movements of the mounting portion 20.
  • Mounting unit 20 may include a mounting base 100 and the support protrusion 110.
  • the curved display panel 1 may be mounted on the mounting base 100.
  • the mounting base 100 may be provided in a form in which the support protrusion 110 protrudes upward.
  • Pedestal 110 is preferably formed of a material having elasticity. That is, when the curved display panel 1 is mounted on the mounting base 100, the support protrusion 110 may prevent the curved display panel 1 from directly contacting the mounting base 100.
  • the curved display panel 1 may be protected by being made of an elastic material such as rubber or silicone and making contact with one surface of the curved display panel 1.
  • the mounting base 100 may have a plurality of grooves 120, 130, 140, 150, and 160.
  • the guide protrusion 121 may be selectively inserted into the plurality of grooves 120, 130, 140, 150, and 160.
  • the guide protrusion 121 is inserted into the first groove 120 to correspond to the size of the curved display panel 1, and the curved display panel 1
  • the guide protrusion 121 may be inserted into the fourth groove 150 to support the curved display panel 1 in both directions.
  • the guide protrusion 121 may be inserted into the second groove 130 according to a user's selection.
  • the width of the curved display panel 1 mounted on the first groove 120 and the second groove 130 according to the insertion of the guide protrusion 121 may be varied by ' ⁇ '.
  • the eccentric protrusion 151 of the fourth groove 150 may be inserted. That is, the coupling member (not shown) may pass through the through hole (not shown) of the eccentric protrusion 151 and be inserted into the fourth groove 150.
  • the eccentric protrusion 151 rotates around the coupling member according to the width of the curved display panel 1 mounted on the mounting base 100, and may be in contact to support the curved display panel 1.
  • the coupling member for coupling the eccentric protrusion 151 to the mounting base 100 may be a bolt or a screw.
  • the eccentric protrusion 151 can be moved by a distance of ' ⁇ ' by rotating the center axis of the eccentric protrusion 151 located in the center of the eccentric protrusion 151 in the width direction of the mounting base 100. As a result, the interval of the total '2 ⁇ ' is movable.
  • the mounting base 100 may include a long hole, such as the third groove 140 and the fifth groove 160.
  • the third groove 140 and the fifth groove 160 may have a predetermined length in the direction along the side surface of the curved display panel 1.
  • the third groove 140 and the fifth groove 160 may correspond to upper and lower lengths of the curved display panel 1 mounted on the mounting base 100 by adjusting the position of the guide protrusion 121 or the eccentric protrusion 151. have.
  • the third groove 140 and the fifth groove 160 do not have a length along the edge with respect to the curved display panel 1 and are inclined with respect to the edge, thereby making the curved display panel 1 ) May be formed corresponding to both the length and the width of the curved display panel 1.
  • the first groove 120, the second groove 130, and the fourth groove 150 on the mounting base 100 are located inside the third groove 140 and the fifth groove 160.
  • the present invention is not limited thereto, and the first groove 120, the second groove 130, and the fourth groove 150 may be formed outside the third groove 140 and the fifth groove 160.
  • the arrangement and shape of the grooves formed in the mounting base 100 may be according to various choices by the manufacturer.
  • the curved display panel inspecting apparatus may further include a curved support 200.
  • the curved support part 200 may selectively contact the curved surface of the curved display panel 1 mounted on the mounting base 100 and support the curved display panel 1.
  • the curved support part 200 may be spaced apart from the mounting base 100 on the mounting unit 20, and a plurality of curved support units 200 may be disposed in four directions.
  • the position at which the curved support unit 200 is disposed corresponds to a portion where a user intends to photograph and inspect a selected portion of the curved display panel 1 through the camera unit 30 to be described later.
  • the curved support 200 may be formed at a corner of the flat display panel. It can be supported by contact.
  • the curved support 200 may include a first support 210 and a second support 220.
  • the first support 210 may be spaced apart from the mounting base 100 and installed on the mounting portion 20 around the mounting base 100.
  • the first support 210 may include a fixing plate 211 and a pillar member 212 installed in the mounting portion 20.
  • a pair of pillar members 212 may be provided to protrude upwardly at both ends of the fixing plate 211 along the longitudinal direction of the fixing plate 211, that is, the width direction of the mounting base 100. Can be deployed.
  • a second support 220 to be described later may be disposed between the pair of pillar members 212.
  • the pillar member 212 may have a U shape and both ends thereof may extend or be disposed with the fixing plate 211. In this case, the pillar member 212 may be disposed to be biased toward one side of the fixing plate 211 along the width direction of the first support 210, that is, the longitudinal direction of the mounting base 100.
  • the second support 220 may be installed on the first support 210.
  • the second support 220 is disposed between the pair of pillar members 212, and the second support 220 and the pillar member 212 may be coupled by a coupling member (for example, a screw or a bolt). Can be.
  • the second support 220 may be rotatably supported by the first support 210 about the coupling member.
  • the second support 220 may contact the curved surface of the curved display panel 1 mounted on the mounting base 100.
  • the second support 220 may emit light toward the curved surface of the curved display panel 1.
  • the second support 220 may include a light source 221 and a support member 222.
  • the light source unit 221 may have an enclosure shape, and a plurality of light sources 221a may be disposed to emit light toward the curved surface of the curved display panel 1.
  • the light source 221a may be an LED, but is not particularly limited.
  • the plurality of light sources 221a may be disposed in a zigzag manner along the longitudinal direction of the light source unit 221. In this case, even if one light source 221a does not emit light, the light emitting area may be covered by light emitted from other light sources 221a around the light source 221a.
  • the support member 222 may support the curved display panel by contacting the curved surface of the curved display panel 1.
  • the support member 222 may be disposed above the light source unit 221.
  • the support member 222 may be formed of a material that transmits light emitted from the light source 221a. As the second support member 220 rotates around the coupling member between the pillar members 212, a point of contact with the curved surface of the support member 222 and the curved display panel 1 may be changed.
  • the curved support part 200 may include a first guide member 223 and a second guide member 224.
  • the first guide member 223 and the second guide member 224 may be coupled to an upper side of the light source unit 221 and may be disposed above the support member 222.
  • the first guide member 223 and the second guide member 224 are rotatable around a portion combined with the light source unit 221, and are in contact with a part of the curved surface of the curved display panel 1 to display the curved display panel 1.
  • the first guide member 223 and the second guide member 224 may include adjusting grooves 223a and 224a.
  • the first guide member 223 and the second guide member 224 are curved display panel 1 mounted on the mounting base 100 in the process of being coupled to the upper side of the light source unit 221 by a coupling member such as a bolt or a screw.
  • the sliding position can be determined by sliding according to the size.
  • the curved support parts 200 are disposed to face each other in the longitudinal direction of the mounting base 100, but the curved support parts 200 may be arranged along the width direction of the mounting base 100, and the size thereof. Depends on the choice of the producer. In addition, the curved support part 200 disposed along the width direction of the mounting base 100 may be provided with a first guide member 223 and a second guide member 224 according to the manufacturer's option.
  • the apparatus for inspecting a curved display panel may include a camera unit 30.
  • the camera unit 30 is for photographing the film 2 attached to the curved display panel 1, four cameras 30 are preferably provided. However, the number of the camera units 30 can be changed according to the manufacturer's selection. When the mounting unit 20 moves back, forth, left, and right while the photographing position of the camera unit 30 and the curved support unit 200 are located in a straight line, the camera unit 30 is formed by the edge portion of the curved display panel 1 and the film ( 2) can be taken respectively.
  • the camera unit 30 may rotate, and may include an angle display unit 31 on which a rotation angle is displayed. Before the inspection of the curved display panel 1 starts, the user may preset the photographing angle of the camera unit 30 at an angle corresponding to the curved surface of the curved display panel 1.
  • the virtual connection line connecting the curved surface of the curved display panel 1 to the portion where the curved support portion 200 is in contact with the camera portion 30 is to set the photographing angle of the camera portion 30 so as to be perpendicular to the curved support portion 200.
  • the virtual connecting line may not be perpendicular to the curved support 200.
  • the camera units 30 facing each other maintain the same photographing angles, and the distance between the curved support portion 200 and the camera unit 30 corresponding to the photographing point is also the same.
  • the user removes the case 10 of the curved display panel inspecting apparatus according to an embodiment of the present invention, and determines the photographing angle by rotating the camera unit 30 to correspond to the angle of the curved surface of the curved display panel 1. do.
  • the guide protrusion 121 or the eccentric protrusion 151 may be selected and positioned in the first to fifth grooves 120, 130, 140, 150, and 160 according to the size of the curved display panel 1.
  • the guide protrusion 121 or the eccentric protrusion 151 may contact and support the side edges of the curved surface of the curved display panel 1.
  • the first support body 210 is disposed according to the size of the curved display panel 1, and the support member 222 is disposed to contact the curved surface of the curved display panel 1 by rotating the light source unit 221.
  • the virtual connection line connecting the support member 222 and the curved display panel 1 from the portion of the support member 222 to the camera unit 30 is preferably perpendicular to the surface of the support member 222.
  • the user determines the positions of the first guide member 223 and the second guide member 224.
  • the first guide member 223 and the second guide member 224 may be in contact with an edge or a curved surface of the curved display panel 1 to support the curved display panel 1 so as not to move.
  • the first guide member 223 and the second guide member 224 slide through the adjustment grooves 223a and 223b and are coupled to the light source unit 221 by a coupling member (not shown), thereby providing the curved display panel 1.
  • the position may be determined according to the size of.
  • the control unit receives an electrical signal, and electrically transmits a start signal to an actuator (not shown) of the mounting unit 20, so that the mounting unit 20 is moved back and forth, right and left. Can be moved to In addition, the user can prevent the safety accident by placing both hands on the start button 12 spaced apart by a predetermined interval.
  • the inspection is stopped and the holder 20 may move to the initial position.
  • an object eg, a user's hand
  • the inspection being performed is stopped to prevent a safety accident. Can be.
  • the camera unit 30 transmits the captured image as an electrical signal to a controller (not shown), and the controller (not shown) analyzes the image.
  • the control unit calculates the position of the curved display panel 1 and the film 2 numerically and determines whether it is within a preset tolerance range to display the determination of good or bad on the display unit 40. Can be.

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Abstract

The present invention relates to a curved display panel inspection device. The present invention comprises: a case; a cradling portion contained inside the case to be able to move forward/backward/leftward/rightward on a plane, a curved display panel being cradled on the upper portion of the cradling portion; a camera portion capable of rotating while imaging the display panel in a predetermined position as the cradling portion moves; and a control portion that electrically transmits/receives signals with the cradling portion or the camera portion. The cradling portion may further comprise a curved surface support portion that selectively contacts the curved surface of the curved display panel and supports the curved display panel. The present invention can confirm whether a film has been correctly attached in a predetermined position on a curved display panel, thereby identifying a defective product. Accordingly, the defective ratio of shipped products can be reduced, and the reliability of the shipped products can be improved.

Description

곡면 디스플레이 패널 검사 장치Curved display panel inspection device
본 발명은 패널 검사 장치에 관한 것으로, 더욱 상세하게는 일측이 굴곡진 곡면 디스플레이 패널 검사 장치에 관한 것이다.The present invention relates to a panel inspection apparatus, and more particularly, to a curved display panel inspection apparatus having one side curved.
최근에는 사용의 편리성 때문에, 휴대폰, 태블릿 PC, 노트북 등 모바일 통신 기기와 내비게이션, TV 등의 전자기기에서 터치스크린 패널(Touch Screen Panel)을 널리 사용하고 있다.Recently, due to the ease of use, touch screen panels are widely used in mobile communication devices such as mobile phones, tablet PCs, notebook computers, and electronic devices such as navigation systems and TVs.
일반적으로 터치스크린은 디스플레이 패널과 함께 사용되는데, 최근에는 디스플레이 패널의 전면에 설치되는 윈도우 글래스에 터치스크린 기능이 내장되거나 필름 형태의 터치 스크린을 디스플레이 패널의 전면에 부착하는 구조 또는 디스플레이 패널 내부 등에 터치 스크린 패턴이 내재되는 구조 등이 구현되고 있다.In general, the touch screen is used together with the display panel. Recently, a touch screen function is built into the window glass installed on the front of the display panel, or a film-type touch screen is attached to the front of the display panel or the inside of the display panel The structure in which the screen pattern is embedded is implemented.
특히, 최근에는 터치스크린 패널 또는 터치스크린 기능이 내장된 디스플레이 패널 또는 전자기기 표면의 내구성 확보 및 보호를 위하여 강화유리로 이루어진 커버 글래스(cover glass)를 터치스크린 패널 전면에 설치하는 구조가 많이 사용되고 있다.In particular, recently, a structure of installing a cover glass made of tempered glass on the front of the touch screen panel has been widely used to secure and protect the durability of a touch screen panel or a display panel having a touch screen function or an electronic device surface. .
이러한 커버 글래스는 일반적으로 평판형태를 가지지만, 최근에는 평판 형태의 커버 글래스에서 마주보는 양측면 또는 3측면이 곡면 형태로 이루어지는 곡면 커버가 사용되기도 한다. 그런데 완전한 평판 형태의 커버 글래스에 필름을 합착하는 것은 비교적 쉬운 편이지만, 2군데 이상의 곡면을 가지는 커버 글래스에 필름을 합착하는 것은 매우 어려운 실정이므로, 불량품이 양산될 가능성이 상당하다.The cover glass generally has a flat plate shape, but recently, a curved cover having two or three sides facing each other in a flat plate cover glass may be used. By the way, it is relatively easy to adhere the film to the cover plate of the complete flat plate shape, but it is very difficult to adhere the film to the cover glass having two or more curved surfaces, so the possibility of defective products is considerable.
본 발명은 상기한 바와 같은 종래의 문제점을 해결하기 위한 것으로서, 본 발명의 목적은, 곡면 디스플레이 패널의 미리 정해진 위치에 필름이 제대로 부착되었는지 확인하여 불량품을 감별할 수 있는 곡면 디스플레이 패널 검사 장치를 제공하는 것이다.The present invention is to solve the conventional problems as described above, an object of the present invention is to provide a curved display panel inspection apparatus that can determine whether the film is properly attached to a predetermined position of the curved display panel to distinguish the defective products. It is.
본 발명의 다른 목적은, 곡면 디스플레이 패널의 크기에 따라 곡면 디스플레이 패널을 움직이지 않도록 지지함으로써, 분석의 정확성을 높일 수 있는 곡면 디스플레이 패널 검사 장치를 제공하는 것이다.Another object of the present invention is to provide a curved display panel inspection apparatus capable of increasing the accuracy of analysis by supporting the curved display panel without moving according to the size of the curved display panel.
본 발명의 또 다른 목적은, 곡면 디스플레이 패널의 지지위치가 변경시킴으로써, 다양한 크기와 형태를 가진 곡면 디스플레이 패널의 필름 부착을 검사할 수 있는 곡면 디스플레이 패널 검사 장치를 제공하는 것이다.Still another object of the present invention is to provide a curved display panel inspection apparatus capable of inspecting film adhesion of curved display panels having various sizes and shapes by changing the support position of the curved display panels.
상기한 바와 같은 본 발명의 목적을 달성하기 위하여, 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치는, 케이스; 상기 케이스 내부에 수용되어 평면상에서 전후좌우로 이동가능하고, 상부에 곡면 디스플레이 패널이 거치되는 거치부; 상기 거치부의 이동에 따라 미리 정해진 위치에서 상기 디스플레이 패널을 촬영하며 회동가능한 카메라부; 상기 거치부 또는 상기 카메라부와 전기적으로 신호를 송수신하는 제어부;를 포함하고, 상기 거치부는, 상기 곡면 디스플레이 패널의 곡면에 선택적으로 접하며 상기 곡면 디스플레이 패널을 지지하는 곡면 지지부;를 더 포함할 수 있다.In order to achieve the object of the present invention as described above, the curved display panel inspection device according to an embodiment of the present invention, the case; A mounting part accommodated in the case and movable in front, rear, left and right on a plane, and having a curved display panel mounted thereon; A camera unit capable of rotating and photographing the display panel at a predetermined position according to the movement of the holder; And a controller for electrically transmitting and receiving a signal to or from the mounting unit or the camera unit, wherein the mounting unit may further include a curved support unit that selectively contacts the curved surface of the curved display panel and supports the curved display panel. .
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 거치부는, 상기 곡면 디스플레이 패널이 거치되는 거치 베이스; 및 상기 거치 베이스 상면에 상방으로 돌출된 받침돌기;를 더 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, The mounting portion, Mounting base on which the curved display panel is mounted; And a support protrusion protruding upward on the mounting base upper surface.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 거치 베이스는, 상기 곡면 디스플레이 패널의 크기에 대응하여 형성된 복수 개의 홈; 및 상기 곡면 디스플레이 패널의 크기에 대응하는 홈에 선택적으로 삽입되어 상기 곡면 디스플레이 패널을 가이드하는 가이드 돌부;를 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, The mounting base, A plurality of grooves formed corresponding to the size of the curved display panel; And a guide protrusion selectively inserted into a groove corresponding to the size of the curved display panel to guide the curved display panel.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 거치 베이스는, 상면에 형성된 복수 개의 홈; 상기 홈에 삽입되는 결합부재; 및 상기 결합부재가 편심되게 관통하고 상기 곡면 디스플레이 패널의 크기에 대응하여 상기 결합부재를 중심으로 회동가능한 편심 돌부;를 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, the mounting base, a plurality of grooves formed on the upper surface; A coupling member inserted into the groove; And an eccentric protrusion through which the coupling member is eccentrically and rotatable about the coupling member corresponding to the size of the curved display panel.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 홈은 상기 곡면 디스플레이 패널의 측면을 따른 방향으로 미리 정해진 길이를 갖는 장공을 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, the groove may include a long hole having a predetermined length in the direction along the side surface of the curved display panel.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 받침돌기는 탄성을 가질 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, the support protrusion may have elasticity.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 곡면 디스플레이 패널의 곡면과 상기 곡면 지지부가 접하는 부분으로부터 상기 카메라부의 가상의 연결선은 상기 곡면 지지부와 수직일 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, a virtual connection line of the camera unit may be perpendicular to the curved supporter from a portion where the curved display panel is in contact with the curved supporter.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 곡면 지지부는, 상기 거치부에 설치되는 제1지지체; 및 상기 제1지지체에 회동가능하게 지지되고, 상기 곡면 디스플레이 패널의 곡면과 접하며 상기 곡면 디스플레이 패널의 곡면을 향하여 발광가능한 제2지지체;를 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, The curved support portion, The first support body is installed in the mounting portion; And a second support rotatably supported by the first support body and in contact with the curved surface of the curved display panel and capable of emitting light toward the curved surface of the curved display panel.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 제1지지체는, 상기 거치부에 설치되는 고정판; 및 상기 제2지지체를 지지하도록 상기 고정판의 길이방향의 양끝단부에 각각 배치되는 U자형의 기둥부재;를 포함하고, 상기 기둥부재는 상기 고정판의 폭방향을 따라 어느 한 쪽으로 치우쳐 배치될 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, the first support, the fixing plate is installed in the mounting portion; And a U-shaped pillar member disposed at both ends of the fixing plate in the longitudinal direction of the fixing plate to support the second supporting member, wherein the pillar member may be disposed to be biased in one direction along the width direction of the fixing plate.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 제2지지체는, 함체 형상이고, 내부에 복수 개의 광원이 지그재그로 배치된 광원부; 및 상기 광원부의 상부에 배치되어 상기 광원으로부터 발광되는 빛을 투과시키고, 상기 곡면 디스플레이 패널의 곡면을 지지하는 지지부재;를 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, the second support, the shape of the enclosure, a plurality of light sources are arranged in a zigzag therein; And a support member disposed on the light source unit to transmit light emitted from the light source and to support a curved surface of the curved display panel.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 광원부의 상측에 회동가능하게 결합되고, 상기 지지부재의 상면에 배치되며, 상기 지지부재의 상부에 배치된 곡면 디스플레이 패널의 곡면을 지지하는 제1가이드부재와 제2가이드부재;를 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, rotatably coupled to the upper side of the light source, disposed on the upper surface of the support member, the curved surface of the curved display panel disposed on the support member It may include; and a first guide member and a second guide member for supporting.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 제1가이드부재와 상기 제2가이드부재는 상기 광원부에 고정되도록 나사가 삽입되는 조절홈을 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, the first guide member and the second guide member may include an adjustment groove into which a screw is inserted to be fixed to the light source.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 카메라부의 일측에 상기 카메라부가 회동되는 각도를 나타내는 각도표시부;를 더 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, an angle display unit for indicating the angle the camera unit is rotated on one side of the camera portion; may further include.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 케이스는 일측에 손잡이가 마련될 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, the case may be provided with a handle on one side.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 케이스는 외부에 미리 정해진 간격 이격된 한 쌍의 시작 버튼을 더 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, the case may further include a pair of start buttons spaced apart from each other at predetermined intervals.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 케이스의 일측에는 비상시 작동을 중지시키는 긴급 중지 버튼을 더 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, one side of the case may further include an emergency stop button for stopping the operation in an emergency.
본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서, 상기 케이스의 일측에는 상기 거치부를 중심으로 서로 마주보며 물체를 감지하는 센서를 더 포함할 수 있다.In the curved display panel inspection apparatus according to an embodiment of the present invention, one side of the case may further include a sensor for detecting objects facing each other with respect to the mounting portion.
본 발명은 곡면 디스플레이 패널의 미리 정해진 위치에 필름이 제대로 부착되었는지 확인하여 불량품을 감별할 수 있으므로 출하되는 제품의 불량률을 감소시킬 수 있고, 출하되는 제품의 신뢰성을 높일 수 있다.The present invention can determine whether the film is properly attached to a predetermined position of the curved display panel to discriminate the defective products can reduce the defective rate of the shipped products, it is possible to increase the reliability of the shipped products.
또한, 곡면 디스플레이 패널의 크기에 따라 곡면 디스플레이 패널을 움직이지 않도록 지지함으로써, 다양한 크기와 형태를 가진 곡면 디스플레이 패널을 검사할 수 있고, 분석의 정확성을 높일 수 있다.In addition, by supporting the curved display panel without moving according to the size of the curved display panel, the curved display panel having various sizes and shapes can be inspected and the accuracy of analysis can be improved.
도 1의 (a)는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 검사대상인 곡면 디스플레이 패널의 상면을 바라본 사시도이다.FIG. 1A is a perspective view of an upper surface of a curved display panel that is an inspection target of the curved display panel inspecting apparatus according to an exemplary embodiment of the present invention.
도 1의 (b)는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 검사대상인 곡면 디스플레이 패널의 하면을 바라본 사시도이다.Figure 1 (b) is a perspective view of the lower surface of the curved display panel inspection target of the curved display panel inspection apparatus according to an embodiment of the present invention.
도 2의 (a)는 도 1의 측면도이다.FIG. 2A is a side view of FIG. 1.
도 2의 (b)는 도 1의 저면도이다.FIG. 2B is a bottom view of FIG. 1.
도 3은 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 사시도이다.3 is a perspective view of a curved display panel inspection apparatus according to an embodiment of the present invention.
도 4는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서 케이스 일부를 벗겨낸 내부 사시도이다.4 is an internal perspective view of a part of the case peeled off in the curved display panel inspection apparatus according to an embodiment of the present invention.
도 5는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 거치부를 나타낸 사시도이다.5 is a perspective view showing a mounting portion of the curved display panel inspection apparatus according to an embodiment of the present invention.
도 6은 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 거치 베이스를 나타낸 평면도이다.6 is a plan view showing a mounting base of the curved display panel inspection apparatus according to an embodiment of the present invention.
도 7의 (a)와 (b)는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 곡면 지지부를 개략적으로 나타낸 측면도이다.7 (a) and 7 (b) are side views schematically showing the curved support of the curved display panel inspection apparatus according to the embodiment of the present invention.
도 8은 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 제2지지체를 개략적으로 나타낸 분리 사시도이다.8 is an exploded perspective view schematically illustrating a second support of the apparatus for inspecting a curved display panel according to an embodiment of the present invention.
이하, 본 발명의 일부 실시예들을 예시적인 도면을 통해 상세하게 설명한다. 각 도면의 구성요소들에 참조부호를 부가함에 있어서, 동일한 구성요소들에 대해서는 비록 다른 도면상에 표시되더라도 가능한 한 동일한 부호를 가지도록 하고 있음에 유의해야 한다. 또한, 본 발명의 실시예를 설명함에 있어, 관련된 공지 구성 또는 기능에 대한 구체적인 설명이 본 발명의 실시예에 대한 이해를 방해한다고 판단되는 경우에는 그 상세한 설명은 생략한다.Hereinafter, some embodiments of the present invention will be described in detail through exemplary drawings. In adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are assigned to the same components as much as possible even though they are shown in different drawings. In addition, in describing the embodiments of the present invention, if it is determined that the detailed description of the related well-known configuration or function interferes with the understanding of the embodiments of the present invention, the detailed description thereof will be omitted.
또한, 본 발명의 실시예의 구성 요소를 설명하는 데 있어서, 제1, 제2, A, B, (a), (b) 등의 용어를 사용할 수 있다. 이러한 용어는 그 구성 요소를 다른 구성 요소와 구별하기 위한 것일 뿐, 그 용어에 의해 해당 구성 요소의 본질이나 차례 또는 순서 등이 한정되지 않는다. 어떤 구성 요소가 다른 구성요소에 “연결”, “결합” 또는 “접속”된다고 기재된 경우, 그 구성 요소는 그 다른 구성요소에 직접적으로 연결되거나 접속될 수 있지만, 각 구성 요소 사이에 또 다른 구성 요소가 “연결”, “결합” 또는 “접속”될 수도 있다고 이해되어야 할 것이다.In addition, in describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are only for distinguishing the components from other components, and the nature, order or order of the components are not limited by the terms. If a component is listed as being “connected”, “coupled” or “connected” to another component, that component may be directly connected or connected to that other component, but there is another component between each component. It should be understood that may be “connected”, “coupled” or “connected”.
도 1의 (a)는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 검사대상인 곡면 디스플레이 패널의 상면을 바라본 사시도이고, 도 1의 (b)는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 검사대상인 곡면 디스플레이 패널의 하면을 바라본 사시도이며, 도 2의 (a)는 도 1의 측면도이고, 도 2의 (b)는 도 1의 저면도이다.Figure 1 (a) is a perspective view of the upper surface of the curved display panel inspection target of the curved display panel inspection apparatus according to an embodiment of the present invention, Figure 1 (b) is a curved display according to an embodiment of the present invention It is a perspective view which looked at the lower surface of the curved display panel which is a test object of a panel inspection apparatus, FIG. 2 (a) is a side view of FIG. 1, and FIG. 2 (b) is a bottom view of FIG.
곡면 디스플레이 패널(1)은 스마트폰에 구비되는 화면을 나타내는 것으로, 도 1의 (a)와 (b), 도 2의 (a)와 (b)를 참조하면, 테두리 부분이 모두 일방향으로 휘어져 굴곡진 모습을 가질 수 있다. 하지만, 이에 한정하지 않고, 일부만 휘어진 곡면을 가진 곡면 디스플레이 패널이나, 완전 평면의 디스플레이 패널도 본 발명을 통해 검사가 가능하다. 곡면 디스플레이 패널(1)은 스마트폰의 일면에 베젤(Bezel)에 대응하는 테이프 또는 필름(이하, 필름(2)이라 칭함)을 증착한다.The curved display panel 1 shows a screen provided in the smartphone. Referring to FIGS. 1A and 1B, and FIGS. 2A and 2B, the curved display panel 1 is curved in one direction and curved. You can have a gin. However, the present invention is not limited thereto, and a curved display panel having a curved portion or a completely flat display panel can be inspected through the present invention. The curved display panel 1 deposits a tape or film (hereinafter referred to as film 2) corresponding to a bezel on one surface of the smartphone.
본 발명은 상기와 같은 필름(2)이 곡면 디스플레이 패널(1)에 증착됨에 있어 올바른 위치에 증착되었는지 확인하고 불량여부를 판별하는 곡면 디스플레이 패널 검사 장치에 관한 것이며, 별다른 언급이 없더라도 곡면 디스플레이 패널(1)을 칭할 때 필름(2)이 부착된 것으로 가정하기로 한다.The present invention relates to a curved display panel inspection apparatus for checking whether the film (2) is deposited on the curved display panel (1) is deposited in the correct position and to determine whether there is a defect, even if not mentioned otherwise the curved display panel ( When referring to 1), it is assumed that the film 2 is attached.
또한, 본 발명은 곡면 디스플레이 패널(1)에 부착된 필름(2)의 위치 및 형태를 검사함에 있어, 곡면 디스플레이 패널(1)의 테두리 부분을 검사하는 것으로 가정한다.In addition, the present invention is assumed to inspect the edge portion of the curved display panel 1 in inspecting the position and shape of the film 2 attached to the curved display panel 1.
이하, 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치를 도면을 참조하여 설명한다.Hereinafter, an apparatus for inspecting a curved display panel according to an embodiment of the present invention will be described with reference to the drawings.
도 3은 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 사시도이고, 도 4는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치에 있어서 케이스 일부를 벗겨낸 내부 사시도이며, 도 5는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 거치부를 나타낸 사시도이고, 도 6은 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 거치 베이스를 나타낸 평면도이며, 도 7의 (a)와 (b)는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 곡면 지지부를 개략적으로 나타낸 측면도이고, 도 8은 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 제2지지체를 개략적으로 나타낸 분리 사시도이다.3 is a perspective view of a curved display panel inspection apparatus according to an embodiment of the present invention, Figure 4 is a perspective view of the inside peeled off a part of the curved display panel inspection apparatus according to an embodiment of the present invention, Figure 5 7 is a perspective view illustrating a mounting portion of the curved display panel inspecting apparatus according to an embodiment of the present invention, and FIG. 6 is a plan view illustrating a mounting base of the curved display panel inspecting apparatus according to an embodiment of the present invention, and FIG. And (b) is a side view schematically showing a curved support of the curved display panel inspecting apparatus according to an embodiment of the present invention, and FIG. 8 schematically shows a second support of the curved display panel inspecting apparatus according to an embodiment of the present invention. It is an exploded perspective view shown.
도 3과 도 4를 참조하면, 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치는 케이스(10)와 거치부(20), 카메라부(30) 및 제어부(미도시)를 포함할 수 있다. 3 and 4, the apparatus for inspecting a curved display panel according to an exemplary embodiment of the present invention may include a case 10, a mounting unit 20, a camera unit 30, and a controller (not shown). .
케이스(10)는 통상의 직육면체에 해당하는 모습이지만, 본 발명의 일실시예에서는 거치부(20)에 해당하는 부분이 돌출되어 사용자가 곡면 디스플레이 패널(1)을 거치시키기 용이하다. 케이스(10)는 일측에 오목하게 형성된 손잡이(11)를 포함할 수 있다. 그리고 사용자는 손잡이(11)를 통해 본 발명을 파지함으로써 본 발명의 위치를 변경할 수 하다.The case 10 is a shape corresponding to a general rectangular parallelepiped, but in one embodiment of the present invention, a portion corresponding to the mounting portion 20 protrudes to facilitate the user to mount the curved display panel 1. The case 10 may include a handle 11 formed concave on one side. And the user can change the position of the present invention by holding the present invention through the handle (11).
또한, 이 돌출된 케이스(10)의 부분에는 곡면 디스플레이 패널(1)을 검사하기 위한 시작 버튼(12)과 검사를 긴급히 중지시키기 위한 긴급 정지 버튼(13) 및 물체를 감지하는 센서(14)가 마련될 수 있다.In addition, the protruding case 10 includes a start button 12 for inspecting the curved display panel 1, an emergency stop button 13 for urgently stopping the inspection, and a sensor 14 for detecting an object. Can be prepared.
시작 버튼(12)은 한 쌍이 준비되어 케이스(10)의 외부에 미리 정해진 간격 이격될 수 있다. 도면에는 한 쌍의 시작 버튼(12)이 각각 양 끝단부에 위치하도록 도시되었다. 사용자는 양손을 각각 한 쌍의 시작 버튼(12)에 올린 후 동시에 시작 버튼(12)을 누름으로써, 제어부(미도시)에 전기적인 신호를 송신하여 본 발명은 곡면 디스플레이 패널(1) 검사를 시작할 수 있다. 이는 사용자가 거치부(20)에 곡면 디스플레이 패널을 거치부(20)에 거치하는 과정에서 어느 한 손이라도 거치부(20)와 근접함으로써 발생할 수 있는 안전사고를 예방하기 위한 것이다.A pair of start buttons 12 may be prepared to be spaced apart from a predetermined interval on the outside of the case 10. In the figure, a pair of start buttons 12 are shown positioned at both ends, respectively. The user raises both hands to the pair of start buttons 12 and simultaneously presses the start button 12, thereby transmitting an electrical signal to the control unit (not shown) so that the present invention starts to inspect the curved display panel 1. Can be. This is to prevent a safety accident that may occur when the user approaches the mounting portion 20 with any one hand in the process of mounting the curved display panel on the mounting portion 20 to the mounting portion 20.
긴급 정중지 버튼(13)은 사용자의 필요에 따라 선택적으로 또는 비상상황시 누름으로써, 제어부(미도시)에 전기적인 신호를 송신하여 곡면 디스플레이 패널(1) 검사를 중지시킬 수 있다.The emergency stop button 13 may stop the inspection of the curved display panel 1 by transmitting an electrical signal to a controller (not shown) selectively or by pressing in case of emergency.
도 4를 참조하면, 센서(14)는 물체(예컨대, 사용자의 손)를 감지하기 위한 것으로, 케이스(10)의 일측에 거치부(20)를 중심으로 서로 마주보도록 한 쌍이 구비되었다. 센서(14)는 사용자가 곡면 디스플레이 패널(1)을 거치부(20)에 거치하는 과정에서 사용자의 손을 감지할 수 있다. 그리고 센서(14)는 사용자의 손을 감지하면, 곡면 디스플레이 패널(1)을 검사하기 위한 작동되지 않도록 제어부(미도시)에 전기적인 신호를 송신할 수 있고, 사용자는 안전사고를 예방할 수 있다. 제작자는 물체를 감지하기만 하면 센서(14)를 다양한 개수로 배치하거나 또는 다양한 종류의 센서를 사용할 수 있고, 특별히 한정하지 않는다.Referring to FIG. 4, the sensor 14 is for detecting an object (eg, a user's hand), and a pair of the sensors 14 is provided on one side of the case 10 so as to face each other with respect to the mounting part 20. The sensor 14 may detect a user's hand while the user mounts the curved display panel 1 on the mounting unit 20. When the sensor 14 senses a user's hand, the sensor 14 may transmit an electrical signal to a controller (not shown) so as not to operate to inspect the curved display panel 1, and the user may prevent a safety accident. The manufacturer can arrange the sensor 14 in various numbers or use various kinds of sensors as long as the object is detected, and is not particularly limited.
도 3 내지 도 6를 참조하면, 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치는 거치부(20)를 포함할 수 있다. 거치부(20)의 상부에는 곡면 디스플레이 패널이 거치될 수 있다.3 to 6, the curved display panel inspection apparatus according to the exemplary embodiment of the present invention may include a holder 20. The curved display panel may be mounted on the mounting portion 20.
거치부(20)는 케이스(10) 내부, 자세하게는 케이스(10)의 돌출된 부분의 내부에 수용될 수 있다. 거치부(20)는 제어부(미도시)의 전기적인 신호에 따라 평면상에서 전후좌우로 이동가능하다. 이때, 거치부(20)를 구동시키기 위해 액추에이터(미부호)가 마련될 수 있고, 거치부(20)의 전후좌우 이동을 가이드하는 가이드 레일(미부호)이 마련될 수 있다.The mounting part 20 may be accommodated inside the case 10, in detail, inside the protruding portion of the case 10. The cradle 20 is movable in front, rear, left and right on a plane according to an electrical signal of a controller (not shown). In this case, an actuator (not shown) may be provided to drive the mounting portion 20, and a guide rail (not indicated) may be provided to guide the front, rear, left, and right movements of the mounting portion 20.
거치부(20)는 거치 베이스(100)와 받침돌기(110)를 포함할 수 있다. 거치 베이스(100)는 상부에 곡면 디스플레이 패널(1)이 거치될 수 있다. 그리고 거치 베이스(100)는 상면에 받침돌기(110)가 상방으로 돌출된 형태로 마련될 수 있다. 받침돌기(110)는 탄성을 가진 재질로 형성되는 것이 바람직하다. 즉, 곡면 디스플레이 패널(1)이 거치 베이스(100)의 상부에 거치될 때, 받침돌기(110)는 곡면 디스플레이 패널(1)이 거치 베이스(100)와 직접적으로 접촉하는 것을 방지할 수 있다. 또한, 고무나 실리콘과 같은 탄성 재질로 형성되어 곡면 디스플레이 패널(1)의 일면과 접촉함으로써, 곡면 디스플레이 패널(1)을 보호할 수 있다.Mounting unit 20 may include a mounting base 100 and the support protrusion 110. The curved display panel 1 may be mounted on the mounting base 100. In addition, the mounting base 100 may be provided in a form in which the support protrusion 110 protrudes upward. Pedestal 110 is preferably formed of a material having elasticity. That is, when the curved display panel 1 is mounted on the mounting base 100, the support protrusion 110 may prevent the curved display panel 1 from directly contacting the mounting base 100. In addition, the curved display panel 1 may be protected by being made of an elastic material such as rubber or silicone and making contact with one surface of the curved display panel 1.
도 5와 도 6을 참조하면, 거치 베이스(100)는 복수 개의 홈(120, 130, 140, 150, 160)이 형성될 수 있다. 그리고, 상기 복수 개의 홈(120, 130, 140, 150, 160)에는 선택적으로 가이드 돌부(121)가 삽입될 수 있다. 예컨대, 거치 베이스(100)에 곡면 디스플레이 패널(1)이 거치되었을 때 곡면 디스플레이 패널(1)의 크기에 대응하여 제1홈(120)에 가이드 돌부(121)가 삽입되고, 곡면 디스플레이 패널(1)의 측부와 가이드 돌부(121)의 외면이 접함으로써 곡면 디스플레이 패널(1)은 가이드 되어 지지될 수 있다. 이때, 가이드 돌부(121)는 양방향에서 곡면 디스플레이 패널(1)을 지지하도록 제4홈(150)에도 삽입될 수 있다.5 and 6, the mounting base 100 may have a plurality of grooves 120, 130, 140, 150, and 160. In addition, the guide protrusion 121 may be selectively inserted into the plurality of grooves 120, 130, 140, 150, and 160. For example, when the curved display panel 1 is mounted on the mounting base 100, the guide protrusion 121 is inserted into the first groove 120 to correspond to the size of the curved display panel 1, and the curved display panel 1 By contacting the side of the side and the outer surface of the guide protrusion 121, the curved display panel 1 can be guided and supported. In this case, the guide protrusion 121 may be inserted into the fourth groove 150 to support the curved display panel 1 in both directions.
만약, 거치 베이스(100)에 거치되는 곡면 디스플레이 패널(1)이 상대적으로 작은 경우, 가이드 돌부(121)는 사용자의 선택에 따라 제2홈(130)에 삽입될 수 있다. 제1홈(120)과 제2홈(130)은 가이드 돌부(121)의 삽입에 따라 거치되는 곡면 디스플레이 패널(1)의 폭이 ‘α’만큼 변동될 수 있다.If the curved display panel 1 mounted on the mounting base 100 is relatively small, the guide protrusion 121 may be inserted into the second groove 130 according to a user's selection. The width of the curved display panel 1 mounted on the first groove 120 and the second groove 130 according to the insertion of the guide protrusion 121 may be varied by 'α'.
한편, 도 5와 도 6에 도시된 바와 같이, 제4홈(150) 편심 돌부(151)가 삽입될 수 있다. 즉, 결합부재(미부호)가 편심 돌부(151)의 관통공(미부호)을 관통하고 제4홈(150)에 삽입될 수 있다. 편심 돌부(151)는 거치 베이스(100)에 거치되는 곡면 디스플레이 패널(1)의 폭에 따라 상기 결합부재를 중심으로 회동하며 곡면 디스플레이 패널(1)을 지지하도록 접촉할 수 있다. 이때, 편심 돌부(151)를 거치 베이스(100)에 결합시키는 상기 결합부재는 볼트나 나사일 수 있다. 도면에는 편심 돌부(151)를 회전시킴으로써 ‘β’의 간격만큼 이동이 가능하지만, 이는 편심 돌부(151)의 중심축이 거치 베이스(100)의 폭방향으로 편심 돌부(151)의 중심에 위치하는 것으로, 총 ‘2β’만큼의 간격이 이동가능하다.Meanwhile, as illustrated in FIGS. 5 and 6, the eccentric protrusion 151 of the fourth groove 150 may be inserted. That is, the coupling member (not shown) may pass through the through hole (not shown) of the eccentric protrusion 151 and be inserted into the fourth groove 150. The eccentric protrusion 151 rotates around the coupling member according to the width of the curved display panel 1 mounted on the mounting base 100, and may be in contact to support the curved display panel 1. At this time, the coupling member for coupling the eccentric protrusion 151 to the mounting base 100 may be a bolt or a screw. In the drawing, the eccentric protrusion 151 can be moved by a distance of 'β' by rotating the center axis of the eccentric protrusion 151 located in the center of the eccentric protrusion 151 in the width direction of the mounting base 100. As a result, the interval of the total '2β' is movable.
다른 한편으로, 거치 베이스(100)는 제3홈(140)과 제5홈(160)과 같은 장공을 포함할 수 있다. 제3홈(140)과 제5홈(160)은 곡면 디스플레이 패널(1)의 측면을 따른 방향으로 미리 정해진 길이를 가질 수 있다. 제3홈(140)과 제5홈(160)은 가이드 돌부(121)나 편심 돌부(151)의 위치를 조절함으로써 거치 베이스(100)에 거치되는 곡면 디스플레이 패널(1)의 상하 길이에 대응할 수 있다. 도면에 도시하지 않았지만, 제3홈(140)과 제5홈(160)이 곡면 디스플레이 패널(1)을 기준으로 모서리를 따라 길이를 갖지 않고, 상기 모서리에 대하여 경사지게 형성됨으로써, 곡면 디스플레이 패널(1)을 지지하기 위하여 곡면 디스플레이 패널(1)의 길이와 폭 모두에 대응하여 형성될 수 있다.On the other hand, the mounting base 100 may include a long hole, such as the third groove 140 and the fifth groove 160. The third groove 140 and the fifth groove 160 may have a predetermined length in the direction along the side surface of the curved display panel 1. The third groove 140 and the fifth groove 160 may correspond to upper and lower lengths of the curved display panel 1 mounted on the mounting base 100 by adjusting the position of the guide protrusion 121 or the eccentric protrusion 151. have. Although not shown in the drawing, the third groove 140 and the fifth groove 160 do not have a length along the edge with respect to the curved display panel 1 and are inclined with respect to the edge, thereby making the curved display panel 1 ) May be formed corresponding to both the length and the width of the curved display panel 1.
도 5와 도 6에는, 거치 베이스(100) 상에서 제1홈(120)과 제2홈(130) 및 제4홈(150)이 제3홈(140)과 제5홈(160)의 내측에 형성된 것으로 도시되었지만, 이에 한정하지 않고 제1홈(120)과 제2홈(130) 및 제4홈(150)이 제3홈(140)과 제5홈(160)의 외측에 형성되는 것도 가능하며, 거치 베이스(100)에 형성되는 홈의 배치와 형상은 제작자의 다양한 선택에 따를 수 있다.5 and 6, the first groove 120, the second groove 130, and the fourth groove 150 on the mounting base 100 are located inside the third groove 140 and the fifth groove 160. Although illustrated as being formed, the present invention is not limited thereto, and the first groove 120, the second groove 130, and the fourth groove 150 may be formed outside the third groove 140 and the fifth groove 160. In addition, the arrangement and shape of the grooves formed in the mounting base 100 may be according to various choices by the manufacturer.
도 5를 참조하면, 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치는 곡면 지지부(200)를 더 포함할 수 있다. 곡면 지지부(200)는 거치 베이스(100)에 거치되는 곡면 디스플레이 패널(1)의 곡면에 선택적으로 접하며 곡면 디스플레이 패널(1)을 지지할 수 있다. 곡면 지지부(200)는 거치부(20) 상에서 거치 베이스(100)와 이격되어 거치 베이스(100)를 중심에 두고 사방에 복수 개가 배치될 수 있다. 곡면 지지부(200)가 배치되는 위치는 후술하는 카메라부(30)를 통해 사용자가 곡면 디스플레이 패널(1)의 선택한 부분을 촬영 및 검사하고자 하는 부분에 대응된다. 본 발명의 일실시예에서는 곡면 디스플레이 패널(1)의 모든 모서리와 꼭지부가 곡면을 이루는 것으로 도시하였지만, 일부만 곡면을 이루는 디스플레이 패널을 검사하는 경우 곡면 지지부(200)는 평면을 이루는 디스플레이 패널의 모서리와 접하여 지지할 수 있다.Referring to FIG. 5, the curved display panel inspecting apparatus according to the exemplary embodiment may further include a curved support 200. The curved support part 200 may selectively contact the curved surface of the curved display panel 1 mounted on the mounting base 100 and support the curved display panel 1. The curved support part 200 may be spaced apart from the mounting base 100 on the mounting unit 20, and a plurality of curved support units 200 may be disposed in four directions. The position at which the curved support unit 200 is disposed corresponds to a portion where a user intends to photograph and inspect a selected portion of the curved display panel 1 through the camera unit 30 to be described later. In an embodiment of the present invention, although all corners and corners of the curved display panel 1 are illustrated as forming a curved surface, when examining a display panel having only a curved surface, the curved support 200 may be formed at a corner of the flat display panel. It can be supported by contact.
곡면 지지부(200)는 제1지지체(210)와 제2지지체(220)를 포함할 수 있다.The curved support 200 may include a first support 210 and a second support 220.
제1지지체(210)는 거치 베이스(100)와 이격되어 거치 베이스(100) 주변의 거치부(20)에 설치될 수 있다. 제1지지체(210)는 거치부(20)에 설치되는 고정판(211)과 기둥부재(212)를 포함할 수 있다.The first support 210 may be spaced apart from the mounting base 100 and installed on the mounting portion 20 around the mounting base 100. The first support 210 may include a fixing plate 211 and a pillar member 212 installed in the mounting portion 20.
도 5와 도 7을 참조하면, 기둥부재(212)는 한 쌍이 마련되어 고정판(211)의 길이방향 즉, 거치 베이스(100)의 폭방향을 따라 고정판(211)의 양 끝단부에 상방으로 돌출되도록 배치될 수 있다. 한 쌍의 기둥부재(212)의 사이에는 후술하는 제2지지체(220)가 배치될 수 있다. 도 5에 도시된 바와 같이 기둥부재(212)는 U자형으로 마련되어 양단이 모두 고정판(211)과 연장되거나 배치될 수 있다. 이때, 기둥부재(212)는 제1지지체(210)의 폭방향 즉, 거치 베이스(100)의 길이방향을 따라 고정판(211)의 일측으로 치우쳐지게 배치될 수 있다. 이는 거치 베이스(100)에 거치되는 곡면 디스플레이 패널(1)의 크기에 따라 후술하는 제2지지체(220)의 위치를 변경가능케 하기 위한 것이다. 즉, 제1지지체(210)를 폭방향을 서로 뒤바꾸어 설치하면, 기둥부재(212)의 위치가 거치 베이스(100)와 가까워지거나 멀어지면서 제2지지체(220) 또한 그 위치가 변경될 수 있다.5 and 7, a pair of pillar members 212 may be provided to protrude upwardly at both ends of the fixing plate 211 along the longitudinal direction of the fixing plate 211, that is, the width direction of the mounting base 100. Can be deployed. A second support 220 to be described later may be disposed between the pair of pillar members 212. As shown in FIG. 5, the pillar member 212 may have a U shape and both ends thereof may extend or be disposed with the fixing plate 211. In this case, the pillar member 212 may be disposed to be biased toward one side of the fixing plate 211 along the width direction of the first support 210, that is, the longitudinal direction of the mounting base 100. This is to change the position of the second support 220 which will be described later according to the size of the curved display panel 1 mounted on the mounting base 100. That is, when the first support 210 is installed inverted in the width direction from each other, the position of the pillar member 212 may be changed closer to or away from the mounting base 100 so that the position of the second support 220 may also be changed. .
도 5와 도 7을 참조하면, 제2지지체(220)는 제1지지체(210)에 설치될 수 있다. 자세히 설명하면, 제2지지체(220)는 한 쌍의 기둥부재(212) 사이에 배치되고, 제2지지체(220)와 기둥부재(212)는 결합부재(예컨대, 나사 또는 볼트)에 의해 결합될 수 있다. 제2지지체(220)는 제1지지체(210)에 상기 결합부재를 중심으로 회동가능하게 지지될 수 있다. 제2지지체(220)는 거치 베이스(100)의 상부에 거치된 곡면 디스플레이 패널(1)의 곡면과 접할 수 있다. 제2지지체(220)는 곡면 디스플레이 패널(1)의 곡면을 향하여 발광가능하다.5 and 7, the second support 220 may be installed on the first support 210. In detail, the second support 220 is disposed between the pair of pillar members 212, and the second support 220 and the pillar member 212 may be coupled by a coupling member (for example, a screw or a bolt). Can be. The second support 220 may be rotatably supported by the first support 210 about the coupling member. The second support 220 may contact the curved surface of the curved display panel 1 mounted on the mounting base 100. The second support 220 may emit light toward the curved surface of the curved display panel 1.
도 8을 참조하면, 제2지지체(220)는 광원부(221)와 지지부재(222)를 포함할 수 있다.Referring to FIG. 8, the second support 220 may include a light source 221 and a support member 222.
광원부(221)는 함체 형상일 수 있고, 내부에 곡면 디스플레이 패널(1)의 곡면을 향하여 발광하도록 복수 개의 광원(221a)이 배치될 수 있다. 광원(221a)은 엘이디(LED)일 수 있으나, 특별히 한정하지 않는다. 복수 개의 광원(221a)은 광원부(221)의 길이방향을 따라 지그재그로 배치될 수 있다. 이 경우, 어느 하나의 광원(221a)이 발광하지 않더라도 그 주위의 다른 광원(221a)들로부터 발광하는 빛에 의해 발광영역이 커버될 수 있다.The light source unit 221 may have an enclosure shape, and a plurality of light sources 221a may be disposed to emit light toward the curved surface of the curved display panel 1. The light source 221a may be an LED, but is not particularly limited. The plurality of light sources 221a may be disposed in a zigzag manner along the longitudinal direction of the light source unit 221. In this case, even if one light source 221a does not emit light, the light emitting area may be covered by light emitted from other light sources 221a around the light source 221a.
지지부재(222)는 곡면 디스플레이 패널(1)의 곡면과 접함으로써 곡면 디스플레이 패널을 지지할 수 있다. 지지부재(222)는 광원부(221)의 상부에 배치될 수 있다. 지지부재(222)는 광원(221a)으로부터 발광되는 빛을 투과시키는 재질로 형성될 수 있다. 제2지지체(220)가 기둥부재(212) 사이에서 상기 결합부재를 중심으로 회전함에 따라, 지지부재(222)와 곡면 디스플레이 패널(1)의 곡면과 접하는 지점이 변경될 수 있다.The support member 222 may support the curved display panel by contacting the curved surface of the curved display panel 1. The support member 222 may be disposed above the light source unit 221. The support member 222 may be formed of a material that transmits light emitted from the light source 221a. As the second support member 220 rotates around the coupling member between the pillar members 212, a point of contact with the curved surface of the support member 222 and the curved display panel 1 may be changed.
곡면 지지부(200)는 제1가이드부재(223)와 제2가이드부재(224)를 포함할 수 있다.The curved support part 200 may include a first guide member 223 and a second guide member 224.
도 5를 참조하면, 제1가이드부재(223)와 제2가이드부재(224)는 광원부(221)의 상측에 결합될 수 있고, 지지부재(222)의 상부에 배치될 수 있다. 제1가이드부재(223)와 제2가이드부재(224)는 광원부(221)와 결합된 부분을 중심으로 회동가능하며, 곡면 디스플레이 패널(1)의 곡면의 일부와 접함으로써 곡면 디스플레이 패널(1)을 지지할 수 있다.Referring to FIG. 5, the first guide member 223 and the second guide member 224 may be coupled to an upper side of the light source unit 221 and may be disposed above the support member 222. The first guide member 223 and the second guide member 224 are rotatable around a portion combined with the light source unit 221, and are in contact with a part of the curved surface of the curved display panel 1 to display the curved display panel 1. Can support
제1가이드부재(223)와 제2가이드부재(224)는 조절홈(223a, 224a)을 포함할 수 있다. 제1가이드부재(223)와 제2가이드부재(224)는 광원부(221)의 상측에 볼트 또는 나사와 같은 결합부재에 의해 결합되는 과정에서, 거치 베이스(100)에 거치되는 곡면 디스플레이 패널(1)의 크기에 따라 슬라이딩함으로써 결합위치를 결정할 수 있다.The first guide member 223 and the second guide member 224 may include adjusting grooves 223a and 224a. The first guide member 223 and the second guide member 224 are curved display panel 1 mounted on the mounting base 100 in the process of being coupled to the upper side of the light source unit 221 by a coupling member such as a bolt or a screw. The sliding position can be determined by sliding according to the size.
도 5에는 곡면 지지부(200)가 거치 베이스(100)의 길이방향으로 서로 마주보도록 배치되는 것으로 도시되었으나, 곡면 지지부(200)는 거치 베이스(100)의 폭방향을 따라 배치될 수 있으며, 그 크기는 제작자의 선택에 따른다. 또한, 거치 베이스(100)의 폭방향을 따라 배치되는 곡면 지지부(200)는 제1가이드부재(223)와 제2가이드부재(224)가 제작자의 선택사항에 따라 마련될 수도 있다.In FIG. 5, the curved support parts 200 are disposed to face each other in the longitudinal direction of the mounting base 100, but the curved support parts 200 may be arranged along the width direction of the mounting base 100, and the size thereof. Depends on the choice of the producer. In addition, the curved support part 200 disposed along the width direction of the mounting base 100 may be provided with a first guide member 223 and a second guide member 224 according to the manufacturer's option.
다시 도 4를 참조하면, 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치는 카메라부(30)를 포함할 수 있다.Referring back to FIG. 4, the apparatus for inspecting a curved display panel according to an embodiment of the present invention may include a camera unit 30.
카메라부(30)는 곡면 디스플레이 패널(1)에 부착된 필름(2)을 촬영하기 위한 것으로 4개의 카메라(30)가 구비된 것이 바람직하지만, 제작자의 선택에 따라 그 개수를 변경가능하다. 거치부(20)가 전후 좌우로 이동하면서 카메라부(30)의 촬영위치와 곡면 지지부(200)가 일직선상에 위치하면, 카메라부(30)는 곡면 디스플레이 패널(1)의 모서리 부분과 필름(2)을 각각 촬영할 수 있다.Although the camera unit 30 is for photographing the film 2 attached to the curved display panel 1, four cameras 30 are preferably provided. However, the number of the camera units 30 can be changed according to the manufacturer's selection. When the mounting unit 20 moves back, forth, left, and right while the photographing position of the camera unit 30 and the curved support unit 200 are located in a straight line, the camera unit 30 is formed by the edge portion of the curved display panel 1 and the film ( 2) can be taken respectively.
카메라부(30)는 회동이 가능하고, 회동각도가 표시되는 각도 표시부(31)를 포함할 수 있다. 곡면 디스플레이 패널(1)의 검사가 시작되기 전에 사용자는 곡면 디스플레이 패널(1)의 곡면에 대응하는 각도로 카메라부(30)의 촬영각도를 미리 설정할 수 있다. 카메라부(30)로부터 곡면 디스플레이 패널(1)의 곡면과 곡면 지지부(200)가 접하는 부분까지 잇는 가상의 연결선은 곡면 지지부(200)와 수직되도록 카메라부(30)의 촬영각도를 미리 설정하는 것이 바람직하지만, 상기 가상의 연결선이 곡면 지지부(200)와 수직이 이루어지지 않아도 무방하다. 다만, 서로 마주보는 카메라부(30)는 서로 동일한 촬영각도를 유지하는 것이 바람직하며, 촬영지점과 대응하는 곡면 지지부(200)로부터 카메라부(30)의 거리까지도 서로 동일한 것이 바람직하다.The camera unit 30 may rotate, and may include an angle display unit 31 on which a rotation angle is displayed. Before the inspection of the curved display panel 1 starts, the user may preset the photographing angle of the camera unit 30 at an angle corresponding to the curved surface of the curved display panel 1. The virtual connection line connecting the curved surface of the curved display panel 1 to the portion where the curved support portion 200 is in contact with the camera portion 30 is to set the photographing angle of the camera portion 30 so as to be perpendicular to the curved support portion 200. Preferably, the virtual connecting line may not be perpendicular to the curved support 200. However, it is preferable that the camera units 30 facing each other maintain the same photographing angles, and the distance between the curved support portion 200 and the camera unit 30 corresponding to the photographing point is also the same.
이하, 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 방법을 도면을 참조하여 설명한다.Hereinafter, a method of inspecting a curved display panel according to an embodiment of the present invention will be described with reference to the drawings.
먼저, 사용자는 본 발명의 일실시예에 따른 곡면 디스플레이 패널 검사 장치의 케이스(10)를 벗기고, 곡면 디스플레이 패널(1)의 곡면의 각도에 대응하도록 카메라부(30)를 회동시킴으로써 촬영각도를 결정한다.First, the user removes the case 10 of the curved display panel inspecting apparatus according to an embodiment of the present invention, and determines the photographing angle by rotating the camera unit 30 to correspond to the angle of the curved surface of the curved display panel 1. do.
이후, 거치부(20)에 곡면 디스플레이 패널(1)을 거치시킨다. 이때, 곡면 디스플레이 패널(1)의 크기에 따라 가이드 돌부(121) 또는 편심 돌부(151)가 제1 내지 제5홈(120, 130, 140, 150, 160)에 선택되어 위치될 수 있다. 가이드 돌부(121) 또는 편심 돌부(151)는 곡면 디스플레이 패널(1)의 곡면의 측부 모서리와 접하며 지지할 수 있다. 그리고, 제1지지체(210)를 곡면 디스플레이 패널(1)의 크기에 따라 배치하고, 광원부(221)를 회동시킴으로써 지지부재(222)가 곡면 디스플레이 패널(1)의 곡면과 접하도록 배치한다. 이때, 지지부재(222)와 곡면 디스플레이 패널(1)이 접하는 지지부재(222)의 부분으로부터 카메라부(30)까지 잇는 가상의 연결선은 지지부재(222)의 면과 수직이 되는 것이 바람직하다.Thereafter, the curved display panel 1 is mounted on the mounting portion 20. In this case, the guide protrusion 121 or the eccentric protrusion 151 may be selected and positioned in the first to fifth grooves 120, 130, 140, 150, and 160 according to the size of the curved display panel 1. The guide protrusion 121 or the eccentric protrusion 151 may contact and support the side edges of the curved surface of the curved display panel 1. The first support body 210 is disposed according to the size of the curved display panel 1, and the support member 222 is disposed to contact the curved surface of the curved display panel 1 by rotating the light source unit 221. In this case, the virtual connection line connecting the support member 222 and the curved display panel 1 from the portion of the support member 222 to the camera unit 30 is preferably perpendicular to the surface of the support member 222.
다음으로, 사용자는 제1가이드부재(223)와 제2가이드부재(224)의 위치를 결정한다. 제1가이드부재(223)와 제2가이드부재(224)는 곡면 디스플레이 패널(1)의 모서리 또는 곡면과 접함으로써 곡면 디스플레이 패널(1)이 움직이지 않도록 지지할 수 있다. 이때, 제1가이드부재(223)와 제2가이드부재(224)는 조절홈(223a, 223b)을 통해 슬라이딩하고 결합부재(미도시)에 의해 광원부(221)와 결합함으로써 곡면 디스플레이 패널(1)의 크기에 따라 그 위치가 결정될 수 있다.Next, the user determines the positions of the first guide member 223 and the second guide member 224. The first guide member 223 and the second guide member 224 may be in contact with an edge or a curved surface of the curved display panel 1 to support the curved display panel 1 so as not to move. In this case, the first guide member 223 and the second guide member 224 slide through the adjustment grooves 223a and 223b and are coupled to the light source unit 221 by a coupling member (not shown), thereby providing the curved display panel 1. The position may be determined according to the size of.
이와 같이, 곡면 디스플레이 패널(1)이 거치부(20)에 세팅완료되면, 사용자는 양손을 한 쌍의 시작 버튼(12)에 올려 시작 버튼(12)을 동시에 누름으로써 곡면 디스플레이 패널(1)의 검사를 시작한다. 시작 버튼(12)이 눌려짐으로써 제어부(미도시)는 전기적인 신호를 수신하고, 거치부(20)의 액추에이터(미도시)에 시작 신호를 전기적으로 송신함으로써, 거치부(20)는 전후좌우로 이동가능하다. 또한, 사용자는 양손을 모두 미리 정해진 간격만큼 이격된 시작 버튼(12)에 위치시킴으로써 안전 사고를 예방할 수 있다.As such, when the curved display panel 1 is set in the mounting portion 20, the user raises both hands to the pair of start buttons 12 and simultaneously presses the start button 12 so that the curved display panel 1 of the curved display panel 1 is closed. Start the test. By pressing the start button 12, the control unit (not shown) receives an electrical signal, and electrically transmits a start signal to an actuator (not shown) of the mounting unit 20, so that the mounting unit 20 is moved back and forth, right and left. Can be moved to In addition, the user can prevent the safety accident by placing both hands on the start button 12 spaced apart by a predetermined interval.
한편, 곡면 디스플레이 패널(1)을 검사하는 도중 또는 사용자의 선택에 따라 긴급 정지 버튼(13)을 누르게 되면, 실시되고 있는 검사는 중지되며, 거치부(20)는 처음 위치로 이동할 수 있다. 이에 더하여, 거치부(20)를 중심으로 서로 바라보도록 케이스(10)의 양측에 설치된 센서(14)에 의해 물체(예컨대, 사용자의 손)가 감지되면 실시되고 있는 검사가 중지됨으로써 안전사고를 예방할 수 있다.Meanwhile, when the emergency stop button 13 is pressed while inspecting the curved display panel 1 or according to the user's selection, the inspection is stopped and the holder 20 may move to the initial position. In addition, when an object (eg, a user's hand) is detected by the sensors 14 installed on both sides of the case 10 so as to look at each other with respect to the mounting portion 20, the inspection being performed is stopped to prevent a safety accident. Can be.
이후, 카메라부(30)는 촬영한 영상을 제어부(미도시)에 전기적인 신호로 송부하며, 제어부(미도시)는 상기 영상을 분석한다. 이때, 제어부(미도시)는 곡면 디스플레이 패널(1)과 필름(2)의 위치를 수치로 계산하고 미리 설정해 둔 허용 오차 범위 내인지 판단하여 양호 또는 불량의 판단을 디스플레이부(40)에 표시할 수 있다.Thereafter, the camera unit 30 transmits the captured image as an electrical signal to a controller (not shown), and the controller (not shown) analyzes the image. At this time, the control unit (not shown) calculates the position of the curved display panel 1 and the film 2 numerically and determines whether it is within a preset tolerance range to display the determination of good or bad on the display unit 40. Can be.
이상에서 설명한 것은 본 발명에 따른 곡면 디스플레이 패널 검사 장치 및 그 검사 방법을 실시하기 위한 실시예에 불과한 것으로서, 본 발명은 상기한 실시예에 한정되지 않고, 이하 특허청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 본 발명이 속하는 기술분야에서 통상의 지식을 가진 자라면 누구든지 다양하게 변경하여 실시가능한 범위까지 본 발명의 기술적 정신이 있다고 할 것이다.What has been described above is only an embodiment for implementing the curved display panel inspection apparatus and the inspection method according to the present invention, the present invention is not limited to the above-described embodiment, the gist of the present invention claimed in the claims below Without departing from the technical spirit of the present invention to those skilled in the art to which the present invention pertains to various changes will be possible.

Claims (17)

  1. 케이스;case;
    상기 케이스 내부에 수용되어 평면상에서 전후좌우로 이동가능하고, 상부에 곡면 디스플레이 패널이 거치되는 거치부;A mounting part accommodated in the case and movable in front, rear, left and right on a plane, and having a curved display panel mounted thereon;
    상기 거치부의 이동에 따라 미리 정해진 위치에서 상기 디스플레이 패널을 촬영하며 회동가능한 카메라부;A camera unit capable of rotating and photographing the display panel at a predetermined position according to the movement of the holder;
    상기 거치부 또는 상기 카메라부와 전기적으로 신호를 송수신하는 제어부;A controller for electrically transmitting and receiving a signal with the holder or the camera unit;
    를 포함하고,Including,
    상기 거치부는,The mounting portion,
    상기 곡면 디스플레이 패널의 곡면에 선택적으로 접하며 상기 곡면 디스플레이 패널을 지지하는 곡면 지지부;A curved surface support unit selectively contacting the curved surface of the curved display panel and supporting the curved display panel;
    를 더 포함하는 곡면 디스플레이 패널 검사 장치.Curved display panel inspection device further comprising.
  2. 제1항에 있어서,The method of claim 1,
    상기 거치부는,The mounting portion,
    상기 곡면 디스플레이 패널이 거치되는 거치 베이스; 및A mounting base on which the curved display panel is mounted; And
    상기 거치 베이스 상면에 상방으로 돌출된 받침돌기;를 더 포함하는 곡면 디스플레이 패널 검사 장치.And a support protrusion projecting upwardly on the mounting base upper surface.
  3. 제2항에 있어서,The method of claim 2,
    상기 거치 베이스는,The mounting base,
    상기 곡면 디스플레이 패널의 크기에 대응하여 형성된 복수 개의 홈; 및A plurality of grooves formed corresponding to sizes of the curved display panel; And
    상기 곡면 디스플레이 패널의 크기에 대응하는 홈에 선택적으로 삽입되어 상기 곡면 디스플레이 패널을 가이드하는 가이드 돌부;A guide protrusion selectively inserted into a groove corresponding to the size of the curved display panel to guide the curved display panel;
    를 포함하는 곡면 디스플레이 패널 검사 장치.Surface display panel inspection device comprising a.
  4. 제2항에 있어서,The method of claim 2,
    상기 거치 베이스는,The mounting base,
    상면에 형성된 복수 개의 홈;A plurality of grooves formed on the upper surface;
    상기 홈에 삽입되는 결합부재; 및A coupling member inserted into the groove; And
    상기 결합부재가 편심되게 관통하고 상기 곡면 디스플레이 패널의 크기에 대응하여 상기 결합부재를 중심으로 회동가능한 편심 돌부;An eccentric protrusion penetrating the coupling member eccentrically and rotatable about the coupling member corresponding to the size of the curved display panel;
    를 포함하는 곡면 디스플레이 패널 검사 장치.Surface display panel inspection device comprising a.
  5. 제3항 또는 제4항에 있어서,The method according to claim 3 or 4,
    상기 홈은 상기 곡면 디스플레이 패널의 측면을 따른 방향으로 미리 정해진 길이를 갖는 장공을 포함하는 곡면 디스플레이 패널 검사 장치.And the groove comprises a long hole having a predetermined length in a direction along a side of the curved display panel.
  6. 제2항에 있어서,The method of claim 2,
    상기 받침돌기는 탄성을 갖는 곡면 디스플레이 패널 검사 장치.The support protrusion is a curved display panel inspection device having an elasticity.
  7. 제1항에 있어서,The method of claim 1,
    상기 곡면 디스플레이 패널의 곡면과 상기 곡면 지지부가 접하는 부분으로부터 상기 카메라부의 가상의 연결선은 상기 곡면 지지부와 수직인 곡면 디스플레이 패널 검사 장치.And a virtual connection line of the camera unit is perpendicular to the curved supporter from a portion where the curved display panel is in contact with the curved supporter.
  8. 제1항에 있어서,The method of claim 1,
    상기 곡면 지지부는,The curved support portion,
    상기 거치부에 설치되는 제1지지체; 및A first support installed in the mounting part; And
    상기 제1지지체에 회동가능하게 지지되고, 상기 곡면 디스플레이 패널의 곡면과 접하며 상기 곡면 디스플레이 패널의 곡면을 향하여 발광가능한 제2지지체;A second support rotatably supported by the first support, the second support being in contact with the curved surface of the curved display panel and emitting light toward the curved surface of the curved display panel;
    를 포함하는 곡면 디스플레이 패널 검사 장치.Surface display panel inspection device comprising a.
  9. 제8항에 있어서,The method of claim 8,
    상기 제1지지체는,The first support is,
    상기 거치부에 설치되는 고정판; 및A fixed plate installed on the mounting portion; And
    상기 제2지지체를 지지하도록 상기 고정판의 길이방향의 양끝단부에 각각 배치되는 U자형의 기둥부재;A U-shaped pillar member disposed at both end portions in the longitudinal direction of the fixing plate to support the second support body;
    를 포함하고,Including,
    상기 기둥부재는 상기 고정판의 폭방향을 따라 어느 한 쪽으로 치우쳐 배치된 곡면 디스플레이 패널 검사 장치.And the pillar member is disposed to be biased toward one side along the width direction of the fixing plate.
  10. 제8항에 있어서,The method of claim 8,
    상기 제2지지체는,The second support,
    함체 형상이고, 내부에 복수 개의 광원이 지그재그로 배치된 광원부; 및A light source unit having an enclosure shape and having a plurality of light sources arranged in a zigzag manner; And
    상기 광원부의 상부에 배치되어 상기 광원으로부터 발광되는 빛을 투과시키고, 상기 곡면 디스플레이 패널의 곡면을 지지하는 지지부재;A support member disposed on the light source unit to transmit light emitted from the light source and support a curved surface of the curved display panel;
    를 포함하는 곡면 디스플레이 패널 검사 장치.Surface display panel inspection device comprising a.
  11. 제10항에 있어서,The method of claim 10,
    상기 광원부의 상측에 회동가능하게 결합되고, 상기 지지부재의 상면에 배치되며, 상기 지지부재의 상부에 배치된 곡면 디스플레이 패널의 곡면을 지지하는 제1가이드부재와 제2가이드부재;를 포함하는 곡면 디스플레이 패널 검사 장치.A first guide member and a second guide member rotatably coupled to an upper side of the light source unit, disposed on an upper surface of the support member, and supporting a curved surface of the curved display panel disposed on the support member; Display panel inspection device.
  12. 제11항에 있어서,The method of claim 11,
    상기 제1가이드부재와 상기 제2가이드부재는 상기 광원부에 고정되도록 나사가 삽입되는 조절홈을 포함하는 곡면 디스플레이 패널 검사 장치.And the first guide member and the second guide member include an adjusting groove into which a screw is inserted to be fixed to the light source unit.
  13. 제1항에 있어서,The method of claim 1,
    상기 카메라부의 일측에 상기 카메라부가 회동되는 각도를 나타내는 각도표시부;를 더 포함하는 곡면 디스플레이 패널 검사 장치.Curved display panel inspection apparatus further comprises; an angle display unit for indicating the angle of rotation of the camera unit on one side of the camera unit.
  14. 제1항에 있어서,The method of claim 1,
    상기 케이스는 일측에 손잡이가 마련된 곡면 디스플레이 패널 검사 장치.The case is curved display panel inspection device provided with a handle on one side.
  15. 제1항에 있어서,The method of claim 1,
    상기 케이스는 외부에 미리 정해진 간격 이격된 한 쌍의 시작 버튼을 더 포함하는 곡면 디스플레이 패널 검사 장치.The case further comprises a pair of start buttons spaced apart from the predetermined interval outside the display panel inspection apparatus.
  16. 제1항에 있어서,The method of claim 1,
    상기 케이스의 일측에는 비상시 작동을 중지시키는 긴급 중지 버튼을 더 포함하는 곡면 디스플레이 패널 검사 장치.One side of the case curved display panel inspection device further comprises an emergency stop button to stop the operation in an emergency.
  17. 제1항에 있어서,The method of claim 1,
    상기 케이스의 일측에는 상기 거치부를 중심으로 서로 마주보며 물체를 감지하는 센서를 더 포함하는 곡면 디스플레이 패널 검사 장치.One side of the case is a curved display panel inspection device further comprises a sensor for sensing the object facing each other around the mounting portion.
PCT/KR2017/000424 2017-01-12 2017-01-12 Curved display panel inspection device WO2018131732A1 (en)

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CN115900568A (en) * 2022-12-29 2023-04-04 资阳市博祥科技有限责任公司 Detect smelting tool of special-shaped glass apron product arc limit height

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