TW200521421A - Apparatus for inspecting flat panel display - Google Patents

Abstract

This invention provides an apparatus for inspecting a flat panel display. It is utilized to reflecting the light transmitted from a light generator on a reflection sheet. It enables the light to irradiate on a plane for facilitating visual inspection of any defect(s) on the plane. It comprises a frame, a light generator, a reflection plate, driving equipment, an adjust equipment, and a control plate. The light generator installs on the frame for generating light after receiving electric power. The reflection plate installs on one side of the light generator for reflecting the light transmitted from the light generator. The driving device enables the frame installed with the light generator. The reflection plate moves reciprocating in four directions. Therefore, the light reflected from the reflection plate is irradiating from the frame on the whole region of a flat panel display. The flat panel display is mounted at a pre-specified position below the frame at a specified clearance. The adjustment device parallel installed between the light generator and the abovementioned reflective plate. It is rotating installed with at least two sheets. Wherein, plural color filters are installed on one side of the sheets, and plural intensity filters adjusting the intensity of light are installed on the other side of the sheets. The color filters and the intensity filters are removably installed, such that the light produced from the light generator and reflected by the reflection plate passes through the color filters and the intensity filters, so that the color and intensity of the light irradiated on the under-inspection flat panel display vary corresponding to the inspection conditions. The control plate selectively rotates the sheets of the adjustment device through a pushbutton operation, so that selections of the color filter and the intensity filter are consistence for adjusting the color and intensity of the light corresponding to the inspection conditions.

Description

200521421

V. Description of the invention (1) [Technical field to which the invention belongs] / The present invention relates to a method for detecting a flat panel display which reflects two sides by reflecting light from a light source generator on a reflecting plate: naked eye detection Defects existing on the plane, especially by choosing two: detection of the hue and illuminance of the light irradiated on the plane within 5 weeks of the ground, in order to more easily find the various defects existing on the plane, and to reinstate Zhao : It can be moved horizontally to detect the size of the corresponding plane, which can ensure the detection: Then: [Prior technology] Generally, the panel display is an information display device, the interface between the bean machine and the human. The character ^ k is converted into an optical information signal so that people can recognize it visually. There are various types of panel displays such as LCD or PDP, FED, ELD, etc. Before manufacturing the finished product, it is necessary to go through the process of visually detecting the presence of foreign objects or spots in two planes, inconsistency in flatness, and flaws. The detection defects disclosed in the prior art are used to detect flat panels and devices. As shown in [Figure 1] to [Figure 2], the light source ^ is not only reflected by the mirror 2 on the upper part The Fresnel lens 3 reflected by the aforementioned mirror 2 passes through the Fresnel lens 3 above to collect light into parallel light, and the parallel light passes through the Fresnel lens 4 below. Detection is performed by irradiating the plane 5 located below. However, recently, the flat panel display has a tendency to rapidly increase the size of the daytime surface. Therefore, although the detection equipment disclosed in the prior art is used to detect large flat surfaces as shown in "Figure 2", this situation may occur in the installation area with a helmet. * 〇 ,,

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Problems detected by law. In order to solve the related problems, μ -r-, y 1 problems, while the lighting equipment is on the top, bottom, and work ^ private movement '-while detecting the plane 5, or add lighting equipment and move up and down to detect, so that It is also tested outside the installation area. : The position 3 of the focal point is shifted with the movement of the lighting device, so the person must move the eyebrows in order to find the focus, causing inconvenience in detection. Moreover, the problem of displacement of the focal point S when moving vertically upwards and downwards during the detection of additional lighting equipment remains unsolved. 131 [Summary of the Invention]

Therefore, the present invention aims to solve the multiple problems associated with previous detection equipment. The purpose of the developer is to provide a device for detecting a flat surface = an on-board display 7F device, which particularly irradiates the flat surface by selectively adjusting the irradiation. The hue and illuminance of light diversify the detection conditions, and it is easier to find various defects in the plane. The large plane of the device of the notebook is provided for the purpose of panel display. The other purpose is to set the reflection light of the light reflection reflector installed on the device. The aforementioned frame 5 measures the aforementioned light source: a driving frame is installed in four ways to illuminate the equipment from the frame, and the inspection is provided by the supply device. The convenient invention which reciprocates to a pre-level level includes: A power source and one side are used to move the device, and the device is installed on a mobile ground. Provide a frame;-Generate light from the front of the panel and display 5 away from the special test plane panel, and can be used to detect a flat f light source generator, ^; a reflection plate, J light source generator photo Qin j light source generator, below the reflection plate of the aforementioned reflector, below the distance

Page 7 200521421 V. Description of the invention (3) The flat panel display source generator and the first two or more adjustable lights are detachable, and the light is changed through the colored flat panels; and a control adjustment Degree of choice. You Yang elaborated [Implementation of the plate filter of the clam plane r zhai to show the four sides of the state of the front and the reflection of the light correlators of the anti-plate body, and by the color filter plate-making device plate filter The light beams of all the areas agree with each other to make the light from the light source and the light source, the system is to make the light from the field; one is filtered by the chromaticity filter, the light is filtered by the light and the light is filtered by the light. The color-correspondence detector adjusts the installation state filter to another source and light generator, and the color-relative button operates the color filter and light-detection conditions. It can also be turned to the one side of the plate. The irradiation should be detected as the selector spear. Mouth photo, adjust the light off the invention in the following way], the root panel is shown in Fig. 3 "The upper part is loaded with the view of the invention, the characteristics and implementation of the light source of the board are shown in the figure. Photodynamically set to the side plate body '. The bodies are respectively set on the reflection plate, and the hue and photo according to the preferred embodiment are rotated in the front filter in various conditions under the detection target conditions. Phase M-Ice + Apricot # μ Related Example of Device for Detector. It is related to the present invention, which is used to detect the flat surface and the t-face is displayed open to show a three-dimensional view of the interior, "No. 4. "^ The light source generator and reflection handle related to the present invention °", the perspective view of the moving driving device, "Figure 5 / Kuang Chao has always been related to the light source generator and the reflection plate-is the setting of the wild frame" No. 6 Figure "is a side sectional view showing the tip, E " positioned state of the present invention," Figure 7 "is the main mouth port" v. Shows a side sectional view of the internal structure of the generator, "~ ^ Figure 8"

Page 8 200521421 — '1, 1' '1' — '_ V. Description of the invention (4) is a top view showing the internal structure of the light source generator related to the present invention, and "Figure 9" is a color filter related to the present invention The side view of the installation state of the optical device, "Fig. 10" is a side view showing the installation state of the illuminance filter related to the present invention. The device for detecting a flat panel display related to the present invention is provided with a storage room 10 at the lower portion, as usual, for storing and protecting the necessary components for the installation and replacement of the flat surface and other electrical control equipment.

Since the storage room 10 described above and various components stored therein have the same structure as the well-known one, detailed description thereof is omitted. Next, an apparatus A for detecting a flat panel display, which is an important part of the present invention, will be described in detail. The device A for detecting a flat panel display related to the present invention includes: a frame 11 which is loaded with various components; a light source generator 12 which is provided in the frame 11 to generate light by supplying a power source; and a reflection plate 13 It is placed on one side of the light source generator 12 and reflects from the light source generator 丨 2; the driving device 丨 4 is provided with the light source generator 12 and the reflection plate 13 described above. The frame 11 moves back and forth in four directions, so that the reflected light reflected in the aforementioned reflection can be irradiated from the frame U on the entire area of the flat f display set in advance on the fixed foot; the adjustment device 15 ...

Ping = Sheng 1112 produces a shot at the detection object. ^ The selection bar should be detected. The operation selectively rotates the aforementioned? It is based on "the color filter and the illuminance filter." In the past, the condition should be tested to adjust the hue of light: illumination. First consult the same, but purple

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Here, one of the devices 15 before loading is like the plane P of the frame 11. The light source generator 12, the reflection plate 13, and the loading adjustment are such that when the light transmitted from the light source generator 12 is irradiated on the light source generator 12 and the reflection plate 13 in such a pair, A ?, Emission area, thus shortening the detection time. The aforementioned pair of frames 11 are arranged slightly inclined, and the plane P is set on the f reflecting plate 13 as shown in "Figure 5". The two lights which are reflected by the cone shape start to be heavy. Equal and improve the detection effect "# 蝻 达 盒 1 1 is assembled with a large number of unit frames and does not have a rectangle as shown in" Figure 4 "to Figure 6". It is set in an organic relationship with the source generator 1 2. The adjusting device 5 and the reflecting plate 3 must be installed in the lower part so that the light from the light source generator 12 can pass through and shine on the plane p. Since the aforementioned light source generator 12 is constituted by a general structure that generates light from its own lamp holder by supplying power and irradiates the aforementioned light onto the reflector i 3 through a plurality of lenses 丨 8, detailed description thereof is omitted. The light irradiated from the light source generator 2 having such a structure is basically the expanded light ', so that the diffused light is reflected on the reflection plate 3 as parallel light. The aforementioned reflecting plate 1 3 is such that the front face is inclined at one side of one of the aforementioned light source generators 12 and the reflected light is irradiated on a plane set in advance in the lower part | 'Because of its structure and function, it is similar to the well-known reflecting plate The same description is omitted here. _ The reflection plate 1 3 that reflects light on the plane P in this way deforms the diffused light generated by the light source 12 into parallel light and can detect the plane p.

Page 10 200521421 V. Description of the invention (6) The driving device 14 is for loading the light source generator 丨 2, the reflection plate 13 and the withering device 丨 5 frame in four directions, corresponding to the plane The small light of p will illuminate the reflected light from the reflecting plate 13 through the entire area of the plane p to make the detection convenient. ^ Such a driving device 14 includes: an X-axis rule bar 19, which is attached to the upper part and is installed in the X-axis direction; a lower sliding member 2G, which is loaded with a S 逑 2 rule: bar 19, along the X The axle rail 19 is reciprocated, and the first shaft is screwed forward and backward to make the above lower part slide. The body of the factory is fixed on the axle part ^ 24, which is fixed on the upper part of the above V cow. On the front milk axis rail M, it moves along the Λ rail 23 in complex movement; the γ axis spiral 26, the political department Yuanshe / Yi, +. The sliding member 24 is connected by the motor 25 " The upper slide member 24 reciprocates in the direction of the y-axis. The counter-rotation drives the driving device constituted as described above 4 and the drive of the X-axis spiral 22, Ηχ ::: 二 动 机构 2 〇 Move linearly by the motor rail 23. For this reason, the drive of ~ 26 suspicious along the frame 1 1 'of the Y fortunate part can be achieved by these 2 lower parts: moving: above the sliding member 24, X, Y Axis direction (four directions). 'Moon pieces 24, 20 are facing so, by the four of the aforementioned pivot Π

The light generated by 12 can be moved by the size of the light: from the light source generator Here, the power to drive the above upper and lower sliding members 24, 20 is provided. 200521421

The motors 2, 5 and 21 use positive and negative directions. The X and γ axis spirals 2 2 ′ of the motors 2 1 and 2 5 are used to make the upper and lower parts slide smoothly. The rotating motor, in addition to being connected to the 2 6 series, uses the moving members 2 4 and 2 0 with less frictional resistance to move more smoothly than the aforementioned adjusting device 15 is disposed between the light source generator 12 and the reflection plate 13. The color is given to the light irradiated on the reflecting plate 13 from the light source generator 12 and the brightness of the light is adjusted, so that the light irradiated on the plane P is the most suitable detection condition for detecting defects. In this way, the device 15 is arranged between the light source generator i 2 and the reflecting plate i 3 in a parallel state and at least two first and second plates 2 7 and 28 are rotatably arranged, but most of the colors are The filter 29 is provided on the first plate 27, and most of the illuminance filters 30 capable of adjusting the illuminance of the light are provided on the second plate 28 so as to be detachable and irradiated from the light source generator 12 to the reflection plate 13. The light passes through the color filter 29 and the illuminance filter 30, and changes the illuminance and color of the light irradiated on the flat panel display of the object 1 to be inspected in accordance with the detection conditions. More specifically, the aforementioned adjusting device 15 includes: a shaft ^, which is rotatably provided at a position adjacent to the light outlet of the aforementioned light source generator 12; and a circular plate-shaped first plate body 27 whose central portion is assembled at The aforementioned axis S1; a color filter 29, which has a different hue, is detachably assembled in the first plate 27, and gives various hue to light irradiated on the plane p; a disc-shaped second plate 28, the central part of which is assembled on the axis S1, and is arranged side by side on one side of the first plate body 27; most of the illuminance filters 30 are adjusted due to the intensity of the light emitted from the light source generator 12 Distinctively different

Page 12 200521421 V. Description of the invention (8) Different degrees of light and darkness, and are detachably assembled in the aforementioned second plate body 2 8; and a driving gear 32, which are rotated by the driving of the motor 31 First and second plates 27, 28. The first plate body 27 is provided with teeth on the peripheral edge portion and can be engaged with the driving gear 32 to rotate. The first plate body 27 has a plurality of receiving holes 33 which are formed in a radial shape around the shaft s 丨 as a center. At both sides of 33, attachment holes 34 for attaching the aforementioned color filter 29 by bolts are provided. The number of the private apertures 33 is determined according to the number of the color filters 29, but the figure is composed of four squares. The aforementioned color filter 29 is based on the hue a + π from -τ and can be easily found to correspond to the conditions; the second is that, because of the defects that exist in the plane, the hue and hue, so predict the possible defects, In addition, the hue of a specific trap is given to light, so that the detection can be easily performed. : It is easy to show the problem. For example, if the foreign matter existing on the plane ρ is easy to fix the red and wild colors in the receiving hole 33 of the first plate 27, the spot is easy to appear yellow, and a yellow light filter is used. 29. If it is easy to show blue &, use blue color subtraction. If the device is scratched, it is easy to detect defects. Mentality 2 9 Based on this principle, according to such a principle, the aforementioned services, and services can be used: due to the use of too many hue, it will bring defects to the detection. It is better to use about four to six hue. This chaos may be caused by the fact that the second plate 28 is mounted on the peripheral portion in the same manner as the first plate 27.

Page 13 200521421 ___ V. Description of the invention (9) ~ " It can be engaged with the drive gear 32 for rotation and centered on the aforementioned shaft S1 as the center '. It has a large number of receiving holes 3 and 5 which can be inserted and disassembled. The ground-fixed illuminance is 30, and connection holes 36 for bolting the aforementioned illuminance filters and optical devices 30 to each other are installed on both sides of the receiving hole μ. The aforementioned receiving holes 3 5 of the second plate body 28 are installed correspondingly to the receiving holes 3 3 of the first plate body 7 so that the light irradiated from the light source generator 2 to the reflecting plate 3 can pass through the color filter.器 29 ， 和 illuminance filter 30.

The aforementioned illuminance filter 30 works in conjunction with the aforementioned color filter 29 to make defects easier to find. In this way, the illuminance filter 30 determines the degree of cutoff of the light irradiated from the light source generator 12 on the reflecting plate 13 and determines the illuminance of the light irradiated on the plane. Therefore, the degree of light cutoff is determined according to the difference between light and dark, but as the amount of light cutoff is greater, the light illuminance is lower, and the light cutoff amount is lower, the illuminance is higher. When the light cutoff degree of the illuminance filter and the optical device 30 is set, and the illuminance filters 30 are sequentially assembled in the receiving holes 35 of the second plate body 28 and rotated, the light shining on the plane can be adjusted. Of brightness.

The aforementioned illuminance filter and optical device 30 are detachably assembled in the receiving holes 3 5 of the second plate body 28 with bolts corresponding to the aforementioned color filter 29, and are adjusted and given by the color filter and optical device 29. The illuminance of the hue light is determined experimentally by the conditions under which defects can be most easily found. The drive gear 32 is connected to the shaft of the motor 31 and meshes with the gears of the first and second plates 27 and 28, and is driven by the power of the motor 31 to rotate the first and second plates 27 and 28. Thus, the driving gear 32 is used to rotate the first

Page 14 200521421 V. Description of the invention (10) 1. When a plate 2 7 or 2 8 is used, the color filter 2 g and the illuminance filter 30 to be used can be configured as a light source generator. i 2 light: Furen can thus selectively adjust hue and illumination. First out ... Generally, because the rain control panel 16 is operated according to the button N, the detection conditions corresponding to the above-mentioned% color filter 29 and illuminance filter 3 0 are selected, and the filter is used. The device 30 sets the hue and illuminance of the light irradiated on the plane p. Therefore, it is the same as that of a general control system, and a detailed description is omitted. Next, the procedure for detecting a flat panel display using the device A for detecting a flat panel display according to the present invention thus constituted will be described. Baixian, in a state where the plane P that must be detected is located at a designated place in the lower part of the frame, when the button N of the control board 16 is operated to make the present invention, the light generated by driving the light source generator 12 is irradiated on the reflecting plate 13 to 0] The reflection = 1 3 reflects the light on the plane p, but at this time the inspector detects a defect on the plane p by the light irradiated on the aforementioned plane P. ..., since the light reflected on the plane p is transmitted through the adjusting device, the color filters 29 and the illuminance filter 1 of the first and second plates 27 and 28 are the same as those of the aforementioned color filters 29. The color filter 30 determines the brightness. Ding Jing from the illuminance here, because the description of the adjustment device 15 is connected to the drive motor 31, the rotation of the town :, two = body 27, 28, the color filter, the light filter ⑼ and 转动 30 'are rotated in sequence, so each of these colors / Consider the nine different conditions, in general: from various defects that make the light irradiated on the plane p. The conditions are optimal, and the irradiation exists in the plane p

Page 15 200521421 V. Description of the invention (11) At this time, the plane p of the irradiation object may have different sizes. When the plastic plane is the detection object, 'slide the driving device 14 above and below; large 2 4, 2 0 moves in the X and γ directions to detect the entire plane p with the naked eye. Component The method of detecting the plane in this way is to selectively turn the first and second plates 27 and 28, and it is possible to correspond to various illuminance filters 30 to ^ color filters 29. For example, when the color filter 29 is red = the body 28 is rotated to the red U 彡 color filter by 29 'to correspond to a certain characteristic = filter 30, various detection conditions can be set. Quot "? Degree The advantage of the detection device of the present invention is that the light on the flat surface is selectively set to brightness so that the lack of phase can be irradiated, and it can be detected more easily and simply. 2. The most suitable test conditions The advantage of the detection device of the present invention is that the light area on the plane is variable and the sizes are different = the irradiation by the driving device can improve the detection efficiency. The plane is irradiated as a whole, although the present invention is limited to the aforementioned preferred embodiments to limit the present invention. Without departing from the second aspect of the present invention: as above, but not the changes and retouches are within the scope of the present invention. For the scope of protection defined, please refer to the attached claim. About the scope of the invention's% profit.

Page 16 200521421 Brief description of the drawings. Fig. 1 is a conceptual diagram of an embodiment of a device for detecting a flat panel display related to the prior art. Fig. 2 is a device for detecting a flat panel display related to another prior art. Conceptual view of the embodiment; FIG. 3 is a perspective view showing the interior of the apparatus for detecting a flat panel display related to the present invention with the upper part open and showing the interior; FIG. 4 is a view showing a light source generator and a reflection plate loaded with the present invention. A perspective view of a driving device in which the frame reciprocates in four directions. FIG. 5 is a front view showing a state where the frame is equipped with one of the light source generator and the reflection plate related to the present invention. FIG. 6 is a view showing the light source generation related to the present invention. Side sectional view of the installation state of the reflector and the reflection plate; FIG. 7 is a side sectional view showing the internal structure of the light source generator related to the present invention; FIG. 8 is a plan view showing the internal structure of the light source generator related to the present invention; A side view of an installation state of a color filter according to the present invention; and FIG. 10 is a view showing an illuminance filter according to the present invention The set state side

Page 17 200521421 Brief description of drawings 12 Light source generator 13 Reflector plate 14 Driving device 15 Adjusting device 16 Control board 17 Light 18 Lens 19 X-axis bar 20 Lower sliding member 21 Motor 22 X-axis spiral 23 Y-axis bar 24 Upper Sliding member 25 Motor 26 Y-axis spiral 27 First plate 28 Second plate 29 Color dome 30 Illuminance filter 31 Motor 32 Drive gear 33 Receiving hole 34 Connecting hole 35 Receiving hole

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Claims (1)

200521421 VI. Application Patent Scope 1. A device for detecting a flat panel display, which is characterized by comprising: a frame; a light source generator, which is arranged to generate light and a reflection plate, which is arranged on the light source generator; On one side, the light irradiated from the light source generator is reflected; a driving device 'which reciprocates the frame provided with the light source generator and the reflection plate in four directions, so that the reflection reflected on the reflection plate The light can be known by the frame and shot in the entire area of the flat panel display which is set below a certain distance in advance; an adjustment device which is rotatably arranged in a parallel state between the light source generator and the reflection plate At least two or more plates are provided, and most color filters are arranged on the one side plate, and most of the illuminance filters capable of adjusting the illuminance of light are arranged on the one side plate, respectively, so as to be removable, so that The light emitted from the light source generator on the reflecting plate passes through the color filters and the illuminance filters, and the light from the flat panel display of the detection object is irradiated. And detection conditions corresponding to the hue that various changes; and board "system in which the button operation by selectively rotating the & selecting the shirt of a color filter and a filter in the illumination filter officials j ^? § Unanimous, according to the review, comment 2, such as the patent application scope of Lang Huo light hue and illumination. Tilt setting at a specific angleΐ ^ Original benefit and the frame of the reflector are Page 20, 200521421 VI. Patent application scope 3. For the equipment applying for patent scope ^ ^ —, the driving device includes: X-axis rail of flat panel display, which is attached to Baoxiang, < upper set On the X-axis square ^ Γ sliding member, the X-axis rail is reciprocated; ... '; on the shaft clamp, along the X-axis spiral, which is far from the positive and negative driving of Turn = ”° 卩 SLiding member, # Move; Reverse rotation to make the lower sliding member at the wrong place by the horse J to set up a γ two spiral square 疋 'which is fixed to the lower sliding member. An upper 邛 sliding member, which The system is mounted on the upper part of the γ &#, the reciprocating movement of the strip; and the paper spiral "is spiral on the rail along the Ma Yuan > axis, which is connected to the aforementioned upper sliding structure ~ complex f ^ driving positive, The anti-rotation causes the upper sliding member to move from γ ^ ancient books. The direction of the γ-axis is described in item 1 of the scope of patent application for detection of flat-equipment. The adjusting device includes: The panel display is adjacent to the outlet: the position is rotatably provided with the light source generator. The light edge part is a two-plate-shaped first plate body. The central part is assembled on the shaft and has a perimeter shape. There are teeth. The shaft is used as a center to arrange a plurality of receiving holes into a plurality of color filters. The light device has different polyphase clothes assembled in the receiving holes of the first plate body; and Page 21 '^ ---- 200521421_ VI. Patent application scope A circular plate-shaped second plate body whose central part is assembled on the shaft and arranged side by side on one side of the first plate body, and teeth are arranged on the peripheral edge part. A plurality of receiving holes are arranged in a radial shape with the axis as a center; the plurality of illuminance filters are adjusted to different intensity of light irradiated from the light source generator to have different lightness and darkness. Assembled in the receiving hole of the second plate body detachably; and a driving gear, which is driven by the motor to rotate, and engages with the teeth of the first and second plate bodies to rotate the first and second plate bodies Driving gear. 5. The device for detecting a flat panel display according to item 4 of the scope of patent application, wherein the color filter and the illuminance filter assembled in the first and second plates are correspondingly configured. Page 22