TWM453842U - OLED testing machine and its optical inspection apparatus - Google Patents

Description

OLED detecting machine and optical detecting device thereof

The present invention relates to an OLED detecting machine and an optical detecting device thereof, and particularly to an OLED detecting machine and an optical detecting device thereof, which use various light sources for optical detection.

In recent years, with the rapid development of science and technology, the dissemination of information has become a part of daily life. The dissemination of information is mainly based on computers or televisions, which has led to the vigorous development of the display device industry.

Early display devices such as CRT (Cathode Ray Tube) screens have been gradually replaced by thin (thick) LCDs (liquid crystal displays) due to their large size and bulkiness. However, in recent years, OLED (Organic Light Emitting Diode) has been the focus of development, because the display device made of the OLED panel has a thin, flexible, full-color, high-brightness, power-saving, Can have a wide viewing angle and no residual image.

Due to the gap between the process of the OLED panel and the process of the LCD, the existing LCD process cannot be directly applied to the process of the OLED panel. The existing OLED panel detection method uses different optical detection instruments to perform different optical detections on the OLED panel, and must be detected at different detection stations, resulting in an increase in the time required for detection.

Therefore, the creators of this case believe that it is necessary to develop an OLED detection machine and its optical detection device, so that it can selectively perform various optical detections in response to the detection requirements of the OLED panel.

In view of the above, in the prior art, the detection of the OLED panel needs to be optically detected by different optical detecting instruments, and the OLED panel is detected at different detecting stations, and the detection takes a long time and is inconvenient.

Therefore, the main purpose of the present invention is to provide an OLED detecting machine and an optical detecting device thereof, which are optical detecting devices for performing various optical inspections on the OLED panel.

The technical means for solving the problem of the prior art is to provide an OLED (Organic Light Emitting Diode, OLED) detecting machine for detecting an OLED panel, and the OLED detecting machine includes a machine body , a probe holder and an optical detecting device.

The machine body includes a detecting platform, a first pair of rails, a pair of second rails, a first gantry and a second gantry. The detecting platform is configured to carry the OLED panel; the first rail pair is disposed above the detecting platform; the second rail pair is disposed above the detecting platform and located outside the first rail pair; the first gantry is along the first An axially movably disposed on the first pair of rails; the second gantry is along the first axis It is movably disposed on the second pair of rails. The probe holder is movably disposed on the first gantry along a second axis perpendicular to the first axis and is used to illuminate the OLED panel. The optical detecting device is configured to detect an OLED panel, and the optical detecting device comprises a device body, a multi-magnification lens group, a white light source, a UV light source, a fiber source, and an image capturing component. The device is movably disposed on the second gantry in a second axial direction; the multi-magnification lens assembly is disposed on the device body for focusing on the OLED panel; the white light source is disposed on the device body to provide a first beam Transmitting to the multi-magnification lens group along a first optical path, the first light beam is irradiated to the OLED panel via the multi-magnification lens group; the UV light source is disposed on the device body to provide a second light beam to be transmitted along a second optical path to the multi-magnification lens The second light beam is disposed on the OLED panel; the optical fiber light source is disposed on the device body to provide a third light beam to be transmitted along a third optical path to the multi-magnification lens group, so that the third light beam is irradiated to the OLED panel; the image capturing component The device is disposed on the device body to receive one of the first beam, the second beam, and the third beam reflected from the OLED panel via a fourth optical path. The multi-magnification lens group is focused on the OLED panel by optically detecting the relative movement between the detection platform and the optical detecting device, thereby performing optical detection on the OLED panel.

In a preferred embodiment of the present invention, the optical detecting device further includes a lifting mechanism disposed between the device body and the second gantry, so that the device body is vertically disposed on the second gantry.

In a preferred embodiment of the present invention, the device body is further provided with a plurality of beamsplitters.

In a preferred embodiment of the present invention, the fiber optic source is an optical fiber The external light is connected to a luminance meter to receive the third light beam generated by the luminance meter, so that the optical fiber light source provides the third light beam.

In a preferred embodiment of the present invention, the UV light source is externally coupled to a spectrometer with an optical fiber to transmit one of the first beam, the second beam, and the third beam reflected from the OLED panel via the second optical path. To the spectrometer.

In order to solve the problem of the prior art, the present invention further provides an optical detecting device for detecting an OLED panel. The optical detecting device comprises a device body, a multi-magnification lens group, a white light source, a UV light source, and a fiber light source. And an image capture component. The multi-magnification lens assembly is disposed on the device body for focusing on the OLED panel; the white light source is disposed on the device body to provide a first light beam to be transmitted along a first optical path to the multi-magnification lens group, so that the first light beam passes through the multiple magnification. The lens group is irradiated to the OLED panel; the UV light source is disposed on the device body to provide a second light beam to be transmitted to the multi-magnification lens group along a second optical path, and the second light beam is irradiated to the OLED panel; the fiber light source is disposed on the device body. Providing a third light beam to be transmitted along a third optical path to the multi-magnification lens group to illuminate the third light beam to the OLED panel; the image capturing component is disposed on the device body to receive the reflection from the OLED panel via a fourth optical path One of the first beam, the second beam, and the third beam.

In a preferred embodiment of the present invention, the optical detecting device further includes a lifting mechanism disposed on the device body for lifting the device body.

In a preferred embodiment of the present invention, the device body is further provided with a plurality of beamsplitters.

In a preferred embodiment of the present invention, the optical fiber source is externally coupled to a luminance meter by an optical fiber to receive the third light beam generated by the luminance meter, thereby providing the third optical beam to the optical fiber source.

In a preferred embodiment of the present invention, the UV light source is externally coupled to a spectrometer with an optical fiber to transmit one of the first beam, the second beam, and the third beam reflected from the OLED panel via the second optical path. To the spectrometer.

As can be seen from the above, compared with the detection method of the OLED panel described in the prior art, the OLED detection machine and the optical detecting device provided by the present invention can detect the OLED panel by using different detection light sources, without Conventional technology requires separate inspections on different workstations, which saves time and is more convenient.

The specific embodiments used in the present application will be further illustrated by the following examples and drawings.

Since the OLED detection machine and the optical detecting device provided by the present invention can perform various optical detections on the OLED panel, the implementation manner thereof is also numerous, and therefore will not be further described herein, only the preferred embodiments are listed. To be specific.

Please refer to the first figure. The first figure shows the stereoscopic appearance of the OLED inspection machine provided by this creation. As shown, one The OLED inspection machine 100 includes a machine body 1, a probe holder 2, and an optical detecting device 3.

The machine body 1 includes a detecting platform 11, a first pair of rails 12, a second pair of rails 13, a first gantry 14 and a second gantry 15. The detecting platform 11 is configured to carry an OLED panel 200; the first pair of rails 12 is disposed above the detecting platform 11; the second pair of rails 13 is disposed above the detecting platform 11 and located outside the first pair of rails 12 And the second pair of rails 13 is parallel to the first pair of rails 12; the first gantry 14 is movably disposed on the first pair of rails 12 along a first axis L1; the second gantry 15 is along the first An axial direction L1 is movably disposed on the second pair of rail pairs 13. Wherein, the second gantry 15 is higher than the first gantry 14 , so that when the first gantry 14 and the second gantry 15 move on the first pair of rails 12 and the second pair of rails 13 respectively, Collide with each other. The first rail pair group 12, the second rail pair group 13, the first gantry 14 and the second gantry 15 are mainly driven by a linear motor, in particular, a coreless linear motor. .

The probe base 2 is movably disposed on the first gantry 14 along a second axial direction L2 for illuminating the OLED panel 200. Wherein, the second axial direction L2 is perpendicular to the first axial direction L1, so the probe holder 2 can perform two-dimensional movement to illuminate the OLED panel 200 on the detection platform 11.

Please refer to the first to third figures together. The second figure shows the stereoscopic appearance of the optical detecting device provided by the present invention. The third figure shows a schematic cross-sectional view of the optical detecting device provided by the present invention. As shown, the optical detecting device 3 is used to detect the OLED panel 200, and the light The learning device 3 includes a device body 31, a lifting mechanism 32, a multi-magnification lens group 33, a white light source 34, a UV light source 35, a fiber source 36, and an image capturing member 37.

The device body 31 is movably disposed on the second gantry 15 along the second axial direction L2, and the device body 31 is further provided with four beam splitters 311, 312, 313, and 314.

The lifting mechanism 32 is disposed between the apparatus body 31 and the second gantry 15 , so that the apparatus body 31 can be lifted and disposed on the second gantry 15 .

The multi-magnification lens group 33 is disposed on the device body 31 for focusing on the OLED panel 200. In the embodiment, the multi-magnification lens group 33 has four magnifications of 2, 10, 20, and 50 times.

The white light source 34 is disposed on the device body 31 to provide a first light beam to the multi-magnification lens group 33 along a first optical path, so that the first light beam is irradiated to the OLED panel 200 via the multi-magnification lens group 33; wherein the white light source 34 The first light beam is a white light beam, and the first optical path refers to the path of the first light beam sequentially transmitted to the multi-magnification lens group 33 via the beam splitters 311, 312, 313 and 314.

The UV light source 35 is disposed on the device body 31 to provide a second light beam to be transmitted along a second optical path to the multi-magnification lens group 33 to illuminate the second light beam to the OLED panel 200. The second light beam is a UV light beam. And the second optical path refers to a path in which the second light beam is sequentially transmitted to the multi-magnification lens group 33 via the beam splitter 313 and the beam splitter 314. In addition, the UV light source 35 is externally coupled to a spectrometer 400 by an optical fiber to reflect the first beam and the second beam from the OLED panel 200. One of the third beams is transmitted to the spectrometer 400 via the second optical path.

The optical fiber light source 36 is disposed on the device body 31 to provide a third light beam to be transmitted along a third optical path to the multi-magnification lens group 33 to illuminate the third light beam to the OLED panel 200. The third optical path is referred to as the third light beam. The optical fiber light source 36 is directly connected to the path of the multi-magnification lens group 33 via the beam splitter 314, and the optical fiber light source 36 is connected to a luminance meter 300 via an optical fiber. The luminance meter 300 is disposed on the second gantry 15 to meet the needs of the user. Light of a particular wavelength is transmitted to the fiber source 36 via an optical fiber whereby the fiber source 36 provides a third beam.

The image capturing component 37 is disposed on the device body 31 to receive one of the first beam, the second beam, and the third beam reflected from the OLED panel 200 via a fourth optical path, and the fourth optical path refers to the light. The path from the OLED panel 200 is reflected and sequentially transmitted to the image capturing element 37 via the beam splitters 314, 313 and 312. In the embodiment, the image capturing component 37 is, for example, a charge coupled device (CCD).

In summary, the OLED inspection machine 100 of the present invention uses the first pair of rails 12 and the second pair of rails 13 to move the first gantry 14 and the second gantry 15 relative to each other along the first axis L1. The probe holder 2 and the optical detecting device 3 are respectively moved relative to each other on the first gantry 14 and the second gantry 15 along the second axial direction L2, so that the OLED panel 200 can be illuminated by the probe holder 2 to make the optical The detecting device 3 moves to the illuminated OLED panel 200, and since the device body 31 of the optical detecting device 3 can be lifted and lowered by the lifting structure 32, the multi-magnification lens group 33 is caused. The OLED panel 200 can be automatically focused to optically detect the OLED panel 200.

In the optical detection, since the optical detecting device of the present invention has the white light source 34, the UV light source 35, and the fiber light source 36, various optical tests can be performed according to the needs of the user. After the first light beam emitted by the white light source 34 is sequentially irradiated to the OLED panel 200 via the beam splitters 311, 312, 313, and 314 and the multi-magnification lens group 33, the first light beam is reflected from the OLED panel 200 to the multi-magnification lens group 33. And sequentially transmitted to the image capturing component 37 via the beam splitters 314, 313 and 312 to detect the appearance of the OLED panel 200; and the second light beam emitted by the UV light source 35 is sequentially passed through the beam splitters 313, 314 and After the magnification lens group 33 is irradiated to the OLED panel 200, the second light beam is reflected from the OLED panel 200 to the multi-magnification lens group 33, and sequentially transmitted to the image capturing component 37 via the beam splitters 314, 313, 312 to detect the OLED by using UV light. In addition, after the third light beam emitted from the optical fiber source 36 is irradiated to the OLED panel 200 through the beam splitter 314 and the multi-magnification lens group 33, the third light beam is reflected from the OLED panel 200 to the multi-magnification lens group 33, and The image pickup element 37 is sequentially transmitted via the beam splitters 314, 313, and 312, and since the third light beam is a light beam of a specific wavelength generated by the spectrometer 300, the thickness of the OLED panel 200 can be detected.

It is believed that those having ordinary knowledge in the technical field should be able to understand more easily after reading the above-disclosed technology. With the OLED detection machine provided by the present invention and its optical detecting device, various optical detections can be performed on the OLED panel. Compared to existing OLED inspections Measurement technology, this creation has the advantages of convenience and time saving.

It can be seen from the above-mentioned embodiments of the present invention that the creation has an industrial use value. However, the above embodiments are merely illustrative of the preferred embodiments of the present invention, and those skilled in the art can make various other modifications and changes as described in the above embodiments of the present invention. However, all of the improvements and variations made in accordance with the present embodiment are still within the scope of the creative spirit and definition of the present invention.

100‧‧‧OLED testing machine

200‧‧‧OLED panel

300‧‧‧luminometer

400‧‧‧ Spectrometer

1‧‧‧ machine body

11‧‧‧Testing platform

12‧‧‧First rail pair group

13‧‧‧Second rail pair

14‧‧‧First gantry

15‧‧‧Second gantry

2‧‧‧ probe holder

3‧‧‧Optical inspection device

31‧‧‧ device body

311, 312, 313, 314‧‧ ‧ beamsplitters

32‧‧‧ Lifting mechanism

33‧‧‧Multi-magnification lens group

34‧‧‧White light source

35‧‧‧UV light source

36‧‧‧Fiber optic light source

37‧‧‧Image capture component

L1‧‧‧first axial direction

L2‧‧‧second axial

The first figure shows a stereoscopic appearance of the OLED inspection machine provided by the present invention; the second figure shows the stereoscopic appearance of the optical detection device provided by the present creation; and the third figure shows the optical inspection provided by the creation. Schematic diagram of the device.

100‧‧‧OLED testing machine

200‧‧‧OLED panel

300‧‧‧luminometer

400‧‧‧ Spectrometer

1‧‧‧ machine body

11‧‧‧Testing platform

12‧‧‧First rail pair group

13‧‧‧Second rail pair

14‧‧‧First gantry

15‧‧‧Second gantry

2‧‧‧ probe holder

3‧‧‧Optical inspection device

L1‧‧‧first axial direction

L2‧‧‧second axial

Claims (10)

An OLED (Organic Light Emitting Diode, OLED) detecting machine for detecting an OLED panel, the OLED detecting machine comprising: a machine body, comprising: a detecting platform for carrying the OLED panel; a pair of rails is disposed above the detecting platform; a pair of second rails is disposed above the detecting platform and located outside the pair of first rails; a first gantry is along a first axis a pair of movably disposed on the first pair of rails; and a second gantry movably disposed along the first axial direction on the pair of second rails; a probe holder along a vertical a second axial direction of the first axis is movably disposed on the first gantry and used to illuminate the OLED panel; and an optical detecting device is configured to detect the OLED panel, the optical detecting device includes a device body is movably disposed on the second gantry along the second axis; a multi-magnification lens set is disposed on the device body for focusing on the OLED panel; a white light source Provided on the device body to provide a Transmitting a light beam along a first optical path to a plurality of the magnification lens groups, so that the first beam is irradiated to the surface via the plurality of OLED magnification lens groups a UV light source is disposed on the apparatus body to provide a second light beam to be transmitted along the second optical path to the multi-magnification lens group to illuminate the second light beam to the OLED panel; The apparatus body is configured to provide a third light beam to be transmitted to the multi-magnification lens group along a third optical path to illuminate the third light beam to the OLED panel; and an image capturing component is disposed on the device body. Receiving one of the first light beam, the second light beam, and the third light beam reflected from the OLED panel via a fourth optical path. The OLED inspection machine of claim 1, wherein the optical detection device further comprises a lifting mechanism disposed between the device body and the second gantry, so that the device body can be raised and lowered The ground is disposed on the second gantry. The OLED inspection machine of claim 1, wherein the device body further comprises a plurality of beamsplitters. The OLED inspection machine of claim 1, wherein the optical fiber source is externally coupled to a luminance meter by an optical fiber to receive the third light beam generated by the luminance meter, thereby providing the optical fiber source. The third beam. For example, the OLED inspection machine described in claim 1 of the patent scope, wherein The UV light source is externally coupled to a spectrometer with an optical fiber to transmit one of the first beam, the second beam, and the third beam reflected from the OLED panel to the spectrometer via the second optical path. An optical detecting device for detecting an OLED panel, the optical detecting device comprising: a device body; a multi-magnification lens group disposed on the device body for focusing on the OLED panel; a white light source Provided on the apparatus body to provide a first light beam to be transmitted to the multi-magnification lens group along a first optical path, so that the first light beam is irradiated to the OLED panel via the multi-magnification lens group; a UV light source is disposed on the The apparatus body is configured to provide a second light beam to the multi-magnification lens group along a second optical path to illuminate the second light beam to the OLED panel; a fiber light source is disposed on the device body to provide a second The three light beams are transmitted to the multi-magnification lens group along a third optical path to illuminate the third light beam to the OLED panel; and an image capturing component is disposed on the device body to be received via a fourth optical path The OLED panel reflects one of the first beam, the second beam, and the third beam. The optical detecting device of claim 6, wherein the optical detecting device further comprises a lifting mechanism disposed on the device body for lifting the device body. The optical detecting device of claim 6, wherein the device further comprises a plurality of beamsplitters. The optical detection device of claim 6, wherein the optical fiber source is externally coupled to a luminance meter by an optical fiber to receive the third light beam generated by the luminance meter, so that the optical fiber source provides the optical fiber source. The third beam. The optical detecting device of claim 6, wherein the UV light source is externally coupled to a spectrometer with an optical fiber to reflect the first light beam, the second light beam, and the third light reflected from the OLED panel. One of the beams is transmitted to the spectrometer via the second optical path.