[go: up one dir, main page]

WO2017133309A1 - Appareil d'inspection automatique d'écran tactile basé sur un programme d'inspection optique automatique - Google Patents

Appareil d'inspection automatique d'écran tactile basé sur un programme d'inspection optique automatique Download PDF

Info

Publication number
WO2017133309A1
WO2017133309A1 PCT/CN2016/108068 CN2016108068W WO2017133309A1 WO 2017133309 A1 WO2017133309 A1 WO 2017133309A1 CN 2016108068 W CN2016108068 W CN 2016108068W WO 2017133309 A1 WO2017133309 A1 WO 2017133309A1
Authority
WO
WIPO (PCT)
Prior art keywords
side wall
touch panel
test platform
light source
opening
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2016/108068
Other languages
English (en)
Chinese (zh)
Inventor
谢彦腾
饶杰
黄艳萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EELY Guangzhou Electronic Technology Co Ltd
Original Assignee
EELY Guangzhou Electronic Technology Co Ltd
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 EELY Guangzhou Electronic Technology Co Ltd filed Critical EELY Guangzhou Electronic Technology Co Ltd
Publication of WO2017133309A1 publication Critical patent/WO2017133309A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • 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

Definitions

  • the invention relates to the technical field of detecting touch screen products, in particular to a touch panel automatic detecting device based on an automatic optical detecting program.
  • the quality inspection of the touch screen mainly includes two aspects, one is to detect whether the surface of the touch screen has scratches, dust, whether the inner surface is printed well or the like, and the other is to detect whether the touch screen is mixed in the mass production process (ie, in one Kinds of touch screen products mixed with other types of touch screen products), function key graphics or reserved holes (such as home button, return button, camera reserved hole, etc.) position printing offset.
  • the appearance of the touch screen when detecting the appearance of the touch screen, it is generally compared by detecting the visual of the person, that is, the artificial comparison of the standard product and the product to be tested by the visual and intra-brain impression to judge the appearance problem.
  • this method There are several problems with this method: first, the efficiency of manual detection is low, the error rate is high, and the missed detection rate is high. Second, the stability of the test results is poor, and the manual test is subjectively influenced by the tester. The experience and health status of the tester will affect the test results. Third, the detection accuracy is poor, and it is very difficult for the human to rely on the visual judgment to determine whether the position of the graphic on the touch screen is qualified. Because the distance of the distance, the offset of the angle will cause the visual effect to change, affecting the manual determination of the size and distance of the function key graphic by visual inspection.
  • the present invention provides an automatic detection device for a touch panel based on an automatic optical detection program, comprising: a device housing having a first opening in a middle portion thereof, a housing disposed inside the housing of the device, and being fixed in the Display on the outer surface of the device housing, and control a processing mechanism; wherein a first test chamber of the device housing is provided with a test platform for placing a product to be tested, the box body being formed by a top wall, a plurality of side walls and the test platform, the box body The top wall is fixed with a camera, the side wall of the box is provided with a light source, and the control processing mechanism is electrically connected to the display and the camera respectively.
  • the light sources are four, which are respectively disposed on the front side wall, the rear side wall, the left side wall and the right side wall.
  • the power of the light source is 15-30 W, and the value range of the power includes any specific point value, for example, the power of the light source is 15 W, 20 W, 25 W or 30 W.
  • the light source is a strip light source, parallel to the test platform along its length direction, and the center line of the light source emitting light is also parallel to the test platform.
  • the light emitted by the light source is white light.
  • the light sources on the front side wall and the rear side wall are symmetrically disposed, which are the first group of light sources, the left side wall and the right side wall
  • the light source is symmetrically disposed, and is a second group of light sources.
  • the height of the first group of light sources from the test platform is greater than the height of the second group of light sources from the test platform.
  • the height of the box is H
  • the height of the first group of light sources is 0.5H from the test platform
  • the height of the second group of light sources from the test platform is 0.25H.
  • top surface of the box body and the inner surface of the side wall of the box body are affixed with a diffuse reflection material.
  • the diffuse reflective material is a sponge glue.
  • the rear side wall is a split door structure, and includes a first rear side wall connected to the left side wall and a second rear side wall connected to the right side wall.
  • control processing mechanism is provided with an automatic optical detection program for analyzing and processing the image result of the product to be tested captured by the camera, and feeding back the image result to the display.
  • AOI Automatic Optic Inspection
  • test platform is a blister positioning fixture for fixing the product to be tested.
  • a lower portion of the front side panel is provided with a third opening, and a pedal is disposed in the third opening, and the foot pedal is electrically connected to the control processing mechanism for controlling the automatic Detect the device to turn on the detection work or stop the detection work.
  • a working indicator light is provided on the device casing for indicating the working state of the automatic inspection device.
  • the device housing is a rectangular outer casing formed by a front side panel, a rear side panel, a left side panel, a right side panel, a top panel and a bottom panel, and the first opening is opened on the front side panel.
  • the display is disposed on an outer surface of the front side panel.
  • a support portion and/or a sliding portion are disposed under the bottom plate of the device housing.
  • the touch panel automatic detecting device of the present invention can replace the manual appearance of the touch panel. Since the entire detecting process is completed by the combination of the device hardware and the software, the testing efficiency is high, the reliability is high, the precision is high, and the stability is good.
  • the image quality of the image is very critical, which directly affects whether the automatic optical detecting program can accurately analyze it.
  • the present invention conducts a large number of tests on a series of parameters such as the number, position, power, color and the like of the light source in the box, and at the same time explores the materials suitable for the interior of the box, and finally successfully forms a diffuse light source in the box body.
  • the environment makes the image quality of the product to be tested taken by the camera higher, and the shadow pattern other than the product does not appear on the image, thereby ensuring that the image of the product to be tested can be applied to the automatic optical inspection program.
  • FIG. 1 is a schematic structural diagram of a touch panel automatic detecting device based on an automatic optical detecting program according to Embodiment 2.
  • FIG. 2 is a schematic structural view of a touch panel automatic detecting device based on an automatic optical detecting program according to Embodiment 2 (the housing is omitted in the drawing).
  • FIG. 3 is a schematic structural view of a box body of a touch panel automatic detecting device based on an automatic optical detecting program according to Embodiment 2.
  • FIG. 4 is a schematic structural view of the box body of FIG. 3 omitting the front side wall, the right side wall, and the corresponding light source.
  • Figure 5 is a partial cross-sectional view of Figure 1.
  • the orientation or positional relationship of the indications such as “vertical”, “horizontal”, “transverse”, “longitudinal” and the like is based on the orientation or positional relationship shown in the drawings, and is only used to explain the relative positional relationship between components or components.
  • the specific mounting orientation of each component or component is not particularly limited.
  • installation should be understood broadly.
  • it may be a fixed connection, a detachable connection, or a one-piece construction; it may be a mechanical connection, or an electrical connection; it may be directly connected, or indirectly connected through an intermediate medium, or it may be two devices, components or components. Internal communication.
  • the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.
  • first means two or more.
  • the embodiment provides a touch panel automatic detecting device based on an automatic optical detecting program, including a device housing having a first opening in a middle portion thereof, a box body disposed inside the device housing, and being fixed on an outer surface of the device housing And a control processing mechanism; wherein the first opening of the device housing is internally provided with a test platform for placing a product to be tested, the box being formed by a top wall, a plurality of side walls and the test platform
  • the top wall of the box body is fixed with a camera, the side wall of the box body is provided with a light source, and the control processing mechanism is electrically connected to the display and the camera respectively.
  • the embodiment provides an automatic detection device for a touch panel based on an automatic optical detection program
  • the touch panel automatic detecting device includes a device casing 1, a casing 2, a display 3 for displaying a detection result, a work indicator 4 for displaying an operating state of the automatic detecting device, and The foot pedal 5 and the control processing mechanism (not shown) for controlling the working state of the automatic detecting device.
  • the device casing 1 is a rectangular casing surrounded by a front side panel 11, a rear side panel 12, a left side panel 13, a right side panel 14, a top panel 15, and a bottom panel 16.
  • a first opening 17 is defined in a middle portion of the front side plate 11 for accommodating a product to be tested, and a test platform 6 parallel to the top plate 15 is formed at a lower edge 171 of the first opening 17 toward the inside of the device casing.
  • the test platform 6 is a plastic positioning fixture for positioning and fixing the product to be tested.
  • four support portions 18 and four sliding portions 19 are respectively provided at the four corners of the outer surface of the bottom plate 16.
  • the structure on the front side wall and the right side wall of the box body is omitted in FIG. 4, including the front side wall and the right side wall, and are respectively disposed on the front side.
  • the rear side wall 22 is a split door structure, and the opening direction is toward the outside of the box.
  • the rear side wall 22 includes a first rear side wall 221 hinged to the left side wall 23 and hinged to the right side wall 24.
  • the second rear side wall 222, the first rear side wall 221 and the second rear side wall 222 can respectively rotate toward the outside of the box around the respective hinges, so that the rear side wall is opened, so that the detecting personnel can replace the components inside the box.
  • FIG. 3 A partial cross-sectional view of the body, the front side wall and the right side wall of the box are omitted in FIG.
  • a camera 7 is disposed at a central position of the top wall 25 of the cabinet.
  • the lens of the camera is disposed toward the test platform 6 for taking a picture of the product to be tested placed on the test platform.
  • four white light sources 8 having a power of 20 W are disposed, and the longitudinal direction thereof is parallel to the test platform 5, and the center line of the light emitted by the light source is also parallel to the test platform 5.
  • the diffuse reflection environment of the light formed in the box provides a qualified shooting environment for the image quality of the camera to be tested, so that the image taken is only for the image.
  • the product will not be shadowed by other images due to specular reflection, etc., and ultimately affect the accuracy of the image analysis by the control processing mechanism.
  • the control processing mechanism may be disposed inside the device casing to save space and compact the overall structure of the device, for example, disposed on the left side inside the third opening 51 in FIG. 1, or may be disposed outside the device casing as long as it can be implemented
  • the electrical connection of other components is sufficient. It is worth noting that in the present invention, when the image of the product to be tested is analyzed and processed by the automatic optical inspection program, the image quality is required to be high. If an image other than the product to be tested appears in the image, the image is automatically optically detected. Analyze the accuracy of the results. Therefore, the inventors conducted extensive research and comparative experiments on the setting parameters of the light source in the box and the materials attached to the inner surface of the case.
  • This comparison example differs from the second embodiment only in that, in the present comparative example, the inside of the cabinet Six light sources are arranged, two of which are respectively fixed to the front side wall and the rear side wall, and two of the other four light sources are fixed on the left side wall, and the other two are fixed on the right side wall.
  • the present comparative example differs from the second embodiment only in that, in the present comparative example, two light sources are disposed inside the casing, and the two light sources are respectively fixed on the left side wall and the right side wall.
  • the present comparative example differs from the second embodiment only in that, in the present comparative example, the light source power inside the casing is 10 W.
  • the present comparative example differs from the second embodiment only in that, in the present comparative example, the light source power inside the cabinet is 50 W.
  • the present comparative example differs from the second embodiment only in that, in the present comparative example, four light sources are fixed to the top wall of the casing, and the center line of the light source emitting the light source is perpendicular to the test platform.
  • the present comparative example differs from the second embodiment only in that, in the present comparative example, the light source is obliquely disposed toward the test platform, and the angle between the center line of the light source and the test platform is 45°.
  • the present comparative example differs from the second embodiment only in that, in the present comparative example, the light source is obliquely disposed toward the top wall of the casing, and the angle between the center line of the light source and the test platform is 135°.
  • This comparative example differs from the second embodiment only in that the light source is yellow light in the present comparative example.
  • This comparison example differs from the second embodiment only in that, in the present comparative example, the first group of lights
  • the height of the source distance test platform is 0.75H
  • the height of the second group of light sources is 0.5H from the test platform.
  • the present comparative example differs from the second embodiment only in that, in the present comparative example, the inner surface of the front side wall, the rear side wall, the left side wall, the right side wall, and the top wall of the box are affixed with polychlorinated chlorine. Vinyl film.
  • the set number of the light source, the power, the color of the light, the positional relationship between the light source and the test platform, and the height of the light source from the test platform are all obtained through a large number of experimental tests, and only
  • the arrangement of the light source is combined with the diffuse reflection material attached to the surface of the casing to form an ideal diffuse reflection environment, so that the image captured by the camera does not generate shadows other than the product to be tested.
  • the automatic image inspection program is used to accurately process the sample image for processing, and the correct analysis result is obtained.
  • the touch panel automatic detecting device of the present invention detects the appearance of the touch panel product
  • the inspector first puts the product to be tested (ie, the touch panel product to be tested) into the test platform, and then presses the foot pedal with the foot, and the camera in the box is photographed by the product to be tested, and the product to be tested is photographed by the control processing mechanism. After the image is analyzed and processed, the analysis result of the image of the product to be tested is displayed on the display to realize the appearance detection of the product to be tested.

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Image Input (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

L'invention concerne un appareil d'inspection automatique d'écran tactile basé sur un programme d'inspection optique automatique, ledit appareil comprenant un logement d'appareil (1) situé au milieu de celui-ci et comportant une première ouverture (17), une armoire (2) située à l'intérieur du logement d'appareil (1), un écran (3) fixé sur la surface externe du logement d'appareil (1) et un mécanisme de commande et de traitement. Une plateforme de test (6) est prévue dans la première ouverture (17) du logement d'appareil (1) et est utilisée pour tenir un produit à tester. L'armoire (2) est formée par la réunion d'une paroi supérieure (25), de plusieurs parois latérales (21, 22, 23 et 24) et de la plateforme de test (6). Une caméra (7) est fixée sur la paroi supérieure (25) de l'armoire (2). Une source de lumière (8) est prévue sur les parois latérales de l'armoire (2). Le mécanisme de commande et de traitement est relié électriquement à l'écran (3) et à la caméra (7), respectivement. L'appareil d'inspection automatique permet de remplacer l'inspection manuelle de l'aspect d'un écran tactile, il est très efficace, très fiable, très précis et possède une grande stabilité.
PCT/CN2016/108068 2016-02-02 2016-11-30 Appareil d'inspection automatique d'écran tactile basé sur un programme d'inspection optique automatique Ceased WO2017133309A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201620105371.0 2016-02-02
CN201620105371.0U CN205607880U (zh) 2016-02-02 2016-02-02 一种基于自动光学检测程序的触摸面板自动检测设备

Publications (1)

Publication Number Publication Date
WO2017133309A1 true WO2017133309A1 (fr) 2017-08-10

Family

ID=56961485

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/108068 Ceased WO2017133309A1 (fr) 2016-02-02 2016-11-30 Appareil d'inspection automatique d'écran tactile basé sur un programme d'inspection optique automatique

Country Status (2)

Country Link
CN (1) CN205607880U (fr)
WO (1) WO2017133309A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109856458A (zh) * 2019-03-20 2019-06-07 桂林电子科技大学 一种斑马条多项性能自动检测装置
CN115575060A (zh) * 2022-09-05 2023-01-06 江苏安纳金机械有限公司 一种触控板检测装置及检测方法
CN117405160A (zh) * 2023-01-06 2024-01-16 珠海精实测控技术股份有限公司 一种光测试装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205607880U (zh) * 2016-02-02 2016-09-28 意力(广州)电子科技有限公司 一种基于自动光学检测程序的触摸面板自动检测设备
CN109521023A (zh) * 2017-09-19 2019-03-26 东莞市伟通自动化科技有限公司 一种皮料表面检测系统
TWI676797B (zh) * 2019-03-12 2019-11-11 住華科技股份有限公司 光學膜檢測裝置及光學膜的檢測方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1008846A1 (fr) * 1998-12-11 2000-06-14 Surface Inspection Limited Système de vision artificiel et appareil d'inspection des tuiles utilisant un tel système
JP2000180371A (ja) * 1998-12-11 2000-06-30 Sharp Corp 異物検査装置および半導体工程装置
KR20130130165A (ko) * 2012-02-28 2013-12-02 주식회사 한국마스터 비전검사장치 및 비전검사방법
CN203587136U (zh) * 2013-11-29 2014-05-07 通达宏泰科技(苏州)有限公司 自动检测笔记本壳体表面贴装漏件机
CN104713528A (zh) * 2015-04-03 2015-06-17 江苏大学 基于机器视觉的硅片和电池片计数设备
CN104991284A (zh) * 2015-07-20 2015-10-21 竹昌精密冲压件(上海)有限公司 一种ccd视觉检测机台
CN204807466U (zh) * 2015-07-29 2015-11-25 镇江苏仪德科技有限公司 Pcb板检测装置
CN205607880U (zh) * 2016-02-02 2016-09-28 意力(广州)电子科技有限公司 一种基于自动光学检测程序的触摸面板自动检测设备

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1008846A1 (fr) * 1998-12-11 2000-06-14 Surface Inspection Limited Système de vision artificiel et appareil d'inspection des tuiles utilisant un tel système
JP2000180371A (ja) * 1998-12-11 2000-06-30 Sharp Corp 異物検査装置および半導体工程装置
KR20130130165A (ko) * 2012-02-28 2013-12-02 주식회사 한국마스터 비전검사장치 및 비전검사방법
CN203587136U (zh) * 2013-11-29 2014-05-07 通达宏泰科技(苏州)有限公司 自动检测笔记本壳体表面贴装漏件机
CN104713528A (zh) * 2015-04-03 2015-06-17 江苏大学 基于机器视觉的硅片和电池片计数设备
CN104991284A (zh) * 2015-07-20 2015-10-21 竹昌精密冲压件(上海)有限公司 一种ccd视觉检测机台
CN204807466U (zh) * 2015-07-29 2015-11-25 镇江苏仪德科技有限公司 Pcb板检测装置
CN205607880U (zh) * 2016-02-02 2016-09-28 意力(广州)电子科技有限公司 一种基于自动光学检测程序的触摸面板自动检测设备

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109856458A (zh) * 2019-03-20 2019-06-07 桂林电子科技大学 一种斑马条多项性能自动检测装置
CN109856458B (zh) * 2019-03-20 2024-01-30 桂林电子科技大学 一种斑马条多项性能自动检测装置
CN115575060A (zh) * 2022-09-05 2023-01-06 江苏安纳金机械有限公司 一种触控板检测装置及检测方法
CN117405160A (zh) * 2023-01-06 2024-01-16 珠海精实测控技术股份有限公司 一种光测试装置

Also Published As

Publication number Publication date
CN205607880U (zh) 2016-09-28

Similar Documents

Publication Publication Date Title
CN107024475B (zh) 基于自动光学检测程序的触摸面板自动检测设备
WO2017133309A1 (fr) Appareil d'inspection automatique d'écran tactile basé sur un programme d'inspection optique automatique
WO2019061608A1 (fr) Dispositif d'éclairage de panneau, système de test d'éclairage de panneau et procédé de test
CN204479478U (zh) 试纸快检装置
CN110248180A (zh) 眩光检测装置
WO2019214287A1 (fr) Dispositif de détection et procédé de détection et équipement de détection associé
CN212514319U (zh) 定位柱缺陷工业视觉检测设备
CN111999309A (zh) 定位柱缺陷工业视觉检测设备及检测方法
CN111725095A (zh) 电子零件输送装置及电子零件检查装置
TWI579538B (zh) 發光強度檢測裝置及發光強度檢測方法
CN204740070U (zh) 试纸条判读分析装置
CN107747905A (zh) 一种产品检测及调整装置
KR101668039B1 (ko) 디스플레이 패널 점등 검사방법
CN103673897B (zh) 垫料高度测量机自动补正方法及系统
CN108811483B (zh) 组装电路板检测系统及组装电路板检测方法
CN105675512A (zh) 一种水质检测装置
WO2022255623A1 (fr) Appareil de détection de substance étrangère à un film automatique à grande vitesse
CN111897154A (zh) 透过率测试治具及测试方法
CN207946622U (zh) 点灯装置
CN113640303B (zh) 一种用于笔记本电脑的表面瑕疵检验设备及其检测方法
CN216207032U (zh) 用于检测电子设备的光传感器的测试装置
JP4354941B2 (ja) バックライトユニットのビジョン及び輝度検出システム
CN212275206U (zh) 光型检测装置及光型检测系统
TWM614236U (zh) 一機多測之快篩檢測儀
JP2018004562A (ja) ワーク検査装置およびワーク検査方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16889116

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 25/01/2019)

122 Ep: pct application non-entry in european phase

Ref document number: 16889116

Country of ref document: EP

Kind code of ref document: A1