CN205607880U - Touch panel automated inspection equipment based on automated optical inspection procedure - Google Patents

Touch panel automated inspection equipment based on automated optical inspection procedure Download PDF

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Publication number
CN205607880U
CN205607880U CN201620105371.0U CN201620105371U CN205607880U CN 205607880 U CN205607880 U CN 205607880U CN 201620105371 U CN201620105371 U CN 201620105371U CN 205607880 U CN205607880 U CN 205607880U
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China
Prior art keywords
touch panel
test platform
light
checkout equipment
source
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CN201620105371.0U
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Chinese (zh)
Inventor
谢彦腾
饶杰
黄艳萍
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EELY Guangzhou Electronic Technology Co Ltd
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EELY Guangzhou Electronic Technology Co Ltd
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Priority to CN201620105371.0U priority Critical patent/CN205607880U/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination

Abstract

The utility model provides a touch panel automated inspection equipment based on automated optical inspection procedure, be equipped with first open -ended equipment shell, locate the inside box of equipment shell, set firmly display and control processor structure on equipment shell surface including the middle part, wherein, the inside test platform that is equipped with of the first opening of equipment shell for place the product that awaits measuring, the box is enclosed by roof, a plurality of lateral wall and test platform and closes formation, and the box roof has set firmly the camera, and the box lateral wall is equipped with light source, control processor constituent others and display, camera electric connection. Utilize the utility model discloses an automated inspection equipment can replace artifical detecting the touch panel outward appearance, and is efficient, the reliability is high, the precision is high, stability is good.

Description

A kind of touch panel automatic checkout equipment based on automatic optics inspection program
Technical field
This utility model relates to the detection technique field of touch screen product, specifically a kind of based on automatically The touch panel automatic checkout equipment of optical detection program.
Background technology
Along with the fast development of the smart terminal product such as smart mobile phone, panel computer, for intelligence hands Touch screen volume of production and production kind on machine, panel computer product also significantly increase with corresponding demand Adding, this just requires that touch screen quality testing before dispatching from the factory should efficiently, quickly, accurately.For touching Touch the quality testing of screen and mainly include two aspects, be on the one hand whether detection touch screen surface has and draw The indexs such as the printing of trace, dust, inner face is the best, are on the other hand to examine in batch production process Survey whether touch screen occurs that batch mixing (is i.e. mixed into other model touch screens to produce in a kind of touch screen product Product), function key figure or preformed hole (such as home key, return key, photographic head preformed hole etc.) The phenomenons such as position printing skew.
At present, when detecting touch screen outward appearance, the vision generally by testing staff contrasts, In i.e. artificial dependence vision and brain, impression comes standard of comparison product and product to be measured, to judge that outward appearance is asked Topic.There is Railway Project in this method: the first, the inefficiency of manual detection, error rate is high, Missing inspection false drop rate is higher.The second, testing result poor stability, manual detection is by testing staff's Subjective impact is relatively big, and the experience of inspection personnel, health status etc. all can affect testing result.3rd, Accuracy of detection is poor, and on artificial dependence visual determination touch screen, the position of figure is the most qualified extremely difficult. Because the skew of the distance of distance, angle all can cause the change of visual effect, impact manually to pass through Range estimation carrys out size and the distance of accurate arbitration functions key figure.
Therefore, for touch screen manufacturing enterprise, it is necessary that developing one can replace manually in fact The machinery equipment of detection touch screen outward appearance is to solve the problems referred to above.
Utility model content
The technical problems to be solved in the utility model is to provide one can replace manual detection touch screen The touch panel automatic checkout equipment of outward appearance, it is possible to detection touch screen product appearance accurately and efficiently The most qualified, whether occur the problems such as batch mixing, thus improve the efficiency of touch screen detection and stable Property.
For solving above-mentioned technical problem, this utility model provides a kind of based on automatic optics inspection program Touch panel automatic checkout equipment, including in the middle part of be provided with the device housings of the first opening, be located at institute State the casing within device housings, the display being installed on described device housings outer surface and Control processing mechanism;Wherein, the first open interior of described device housings is provided with test platform, uses In placing product to be measured, described casing is enclosed formed by roof, some sidewall and described test platform, Described box top wall is installed with camera, and described wall box is provided with light source, described control processing mechanism It is electrically connected with described display, described camera respectively.
Further, described casing is by front side wall, rear wall, left side wall, right side wall, described The rectangular box that roof and described test platform enclose jointly, and the lower limb of described front side wall And it is separated with distance between described test platform, makes shape between described front side wall and described test platform The second opening, described second opening is become to be located at described first opening inner side, with described first opening altogether With being used for housing product to be measured.
Further, in described casing, described light source is four, is separately positioned on described front side On wall, rear wall, left side wall and right side wall.
Further, in described casing, the power of described light source is 15-30W, this power Numerical range includes arbitrary concrete point value therein, the power of the most described light source be 15W, 20 W, 25W or 30W.
Further, in described casing, described light source is strip source, puts down along its length Row is in described test platform, and the centrage that described light source emits beam is put down also parallel with described test Platform.
Further, in described casing, the light that described light source sends is white light.
Described light source further, in described casing, on described front side wall and described rear wall It is symmetrical arranged, is the described source symmetric on first group of light source, described left side wall and described right side wall Arranging, be second group of light source, the height of test platform described in described first group of light source distance is more than institute State the height of test platform described in second group of light source distance.
Preferably, the height of described casing is H, test platform described in described first group of light source distance Height be 0.5H, described in described second group of light source distance, the height of test platform is 0.25H.
Further, described box top wall, the inner surface of described wall box post diffuse-reflective material.
Preferably, described diffuse-reflective material is sandwich rubber.
Further, described rear wall is door structure, including be connected with described left side wall The second rear wall that one rear wall is connected with described right side wall.
Further, described control processing mechanism is provided with automatic optics inspection program, described automatically Optical detection program is for analyzing and processing the product image result to be measured of described camera shooting, and will scheme As result feeds back to described display.
Wherein, automatic optics inspection (Automatic Optic Inspection, AOI) refers to pass through The method of optical imagery obtains the image of measurand, through particular procedure algorithm process and analysis, Compare with standard form image, it is thus achieved that a kind of detection method of measurand defect.
Further, test platform is plastic uptake localization tool, for product to be measured described in fixed placement.
Further, the bottom of described front side board is provided with the 3rd opening, sets in described 3rd opening Having a pedal, described pedal is electrically connected with described control processing mechanism, be used for controlling described from The open detection work of dynamic detection equipment or stopping detection work.
Further, described device housings is provided with relay indicating light, be used for indicating described automatically The duty of inspection equipment.
Further, described device housings be by front side board, back side panel, left plate, right plate, The rectangular enclosure that top board and base plate enclose jointly, described first opening is opened in described front side board Middle part, described display is arranged on the outer surface of described front side board.
Further, it is provided with supporting part and/or sliding part below the base plate of described device housings.
Compared with prior art, have the beneficial effect that:
First, touch panel automatic checkout equipment of the present utility model can substitute for artificial to touch surface The outward appearance of plate detects, owing to whole detection process has been combined with software by device hardware, because of The efficiency of this inspection is high, reliability is high, precision is high, good stability.Secondly, at this utility model In, owing to being to utilize automatic optics inspection program that the image of product to be measured is analyzed, therefore scheme The image quality of picture is the most crucial, and can directly influence automatic optics inspection program carry out standard to it True analysis.To this end, this utility model is to the quantity of light source in casing, position, power, color All carry out lot of experiments etc. series of parameters, probed into simultaneously and be applicable to the material that box house attaches, Final success defines irreflexive lighting environment in casing so that the product to be measured that camera is shot The image image quality of product is higher, image does not occur the hatching pattern beyond product, thus protects Demonstrate,prove product image to be measured and can be applicable to automatic optics inspection program.
Accompanying drawing explanation
Fig. 1 is embodiment two touch panel based on automatic optics inspection program automatic checkout equipment Structural representation.
Fig. 2 is embodiment two touch panel based on automatic optics inspection program automatic checkout equipment Structural representation (eliminates casing) in figure.
Fig. 3 is embodiment two touch panel based on automatic optics inspection program automatic checkout equipment The structural representation of casing.
Fig. 4 is the structural representation that in Fig. 3, casing eliminates front side wall, right side wall and respective sources.
Fig. 5 is the partial cutaway schematic of Fig. 1.
Detailed description of the invention
In this utility model, term " on ", D score, "left", "right", "front", "rear", " top ", " end ", " interior ", " outward ", " in ", " vertically ", " level ", " laterally ", the instruction such as " longitudinally " Orientation or position relationship be based on orientation shown in the drawings or position relationship, be merely to illustrate each portion Relative position relation between part or ingredient, is not particularly limited each parts or ingredient Concrete installation position.
Further, above-mentioned part term, in addition to can be used to indicate that orientation or position relationship, also may be used Can be used for representing other implications, such as term " on " also be likely used in some cases representing certain Plant the relations of dependence or annexation.For those of ordinary skills, can be according to specifically Situation understands these terms concrete meaning in this utility model.
Additionally, term " is installed ", " setting ", " being provided with ", " connection ", " being connected " should do broad sense Understand.Connect for example, it may be fixing, removably connect, or monolithic construction;It can be machine Tool connects, or electrical connection;Can be to be joined directly together, or be indirectly connected to by intermediary, Or be two devices, connection internal between element or ingredient.Common for this area For technical staff, concrete in this utility model of above-mentioned term can be understood as the case may be Implication.
Additionally, term " first ", " second " etc. are mainly used for distinguishing different parts or composition Part, is not intended to show or imply indicated parts or the relative importance of ingredient and quantity. Except as otherwise noted, the implication of " multiple " is two or more.
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further described.
Embodiment one
The present embodiment provides a kind of touch panel based on automatic optics inspection program automatically to detect and sets Standby, including in the middle part of be provided with the first opening device housings, be located at the casing within described device housings, It is installed in the display on described device housings outer surface and controls processing mechanism;Wherein, institute The first open interior stating device housings is provided with test platform, is used for placing product to be measured, described case Body is enclosed formed by roof, some sidewall and described test platform, and described box top wall is installed with phase Machine, described wall box is provided with light source, described control processing mechanism respectively with described display, institute State camera to be electrically connected with.
Embodiment two
The present embodiment provides a kind of touch panel based on automatic optics inspection program automatically to detect and sets Standby, shown in Fig. 1, Fig. 3, this touch panel automatic checkout equipment includes device housings 1, case Body 2, for showing the display 3 of testing result, for showing automatic checkout equipment duty Relay indicating light 4, for control automatic checkout equipment duty pedal 5, control datatron Structure (not shown).
As shown in Figure 1 and Figure 2, device housings 1 is by front side board 11, back side panel 12, left plate 13, the rectangular enclosure that right plate 14, top board 15 and base plate 16 enclose.At front side board 11 Middle part offer the first opening 17, be used for accommodating product to be measured, following at the first opening 17 It is formed with the test platform 6 parallel with top board 15, this survey towards internal extension of device housings at edge 171 Examination platform 6 is plastic uptake localization tool, for fixing product orientation to be measured.In the present embodiment, for Support easily or mobile automatic checkout equipment, four angles of base plate 16 outer surface also distinguish It is provided with four supporting parts 18 and four sliding parts 19.
Display 3 is arranged on the outer surface of device housings front side board 11, and display 3 is following The top edge 172 of edge and the first opening 17 is generally in sustained height.Relay indicating light 4 is also provided with On the outer surface of device housings front side board 11, and it is positioned at the left side of display 3.Additionally, front The bottom of side plate 11 is provided with the 3rd opening 51, and pedal 5 is arranged on the sky within the 3rd opening 51 In between.When testing staff steps on pedal, automatic checkout equipment open detection works;Testing staff When unclamping pedal, automatic checkout equipment stops detection work.
Shown in Fig. 1, Fig. 3, casing 2 be by front side wall 21, rear wall 22, left side wall 23, Right side wall 24, roof 25 and test platform 6 enclose the rectangular box of formation jointly.Wherein, front It is separated with certain distance between lower limb and the test platform 5 of sidewall 21, makes front side wall 21 and survey Forming the second opening 26 between examination platform 5, this second opening 26 is positioned at inside the first opening 17, And the most identical with the first openings of sizes, shape, can jointly coordinate with the first opening 17 and treat for accommodating Survey product.
In the present embodiment, in order to more clearly show the structure of box house, omit in the diagram Structure on cabinet front wall, right side wall, including front side wall, right side wall and be separately positioned on Light source on front side wall, right side wall.As shown in Figure 4, rear wall 22 is door structure, and opens Door direction is towards outside casing, and this rear wall 22 includes first rear wall hinged with left side wall 23 221 second rear walls 222 hinged with right side wall 24, on rear side of the first rear wall 221 and second Wall 222 can be rotating around respective hinged place towards casing external rotating, so that rear wall is opened, Testing staff is facilitated to change the parts of box house.
It addition, for the setting more clearly showing box house light source, figure 5 illustrates case The partial cutaway schematic view of body, omits front side wall and the right side wall of casing in Fig. 5.In conjunction with Fig. 3, Shown in Fig. 5, the center position at box top wall 25 is provided with camera 7, the camera lens of this camera towards Test platform 6 is arranged, for taking pictures the product to be measured being placed on test platform.It addition, It is provided with the white light source 8 that four power is 20W, its length direction and survey the most altogether Examination platform 5 is parallel to each other, and the centrage that light source emits beam is also parallel with test platform 5.Four Bar light source 8 is individually fixed on front side wall 21, rear wall 22, left side wall 23, right side wall 24, And be symmetrical arranged two-by-two, the light source being located on front side wall 21 and rear wall 22 is first group of light source 81, The light source being located on left side wall 23 and right side wall 24 is second group of light source 82.In the present embodiment, case The height of body is H, and the height of first group of light source distance test platform is 0.5H, second group of light spacing Height from test platform is 0.25H.Additionally, front side wall 21, rear wall 22, left side wall 23, The inner surface of right side wall 24 and roof 25 all posts sandwich rubber.Setting by above-mentioned light source parameters And the attaching of interior sandwich rubber, form the diffuse-reflectance environment of light in making casing, for phase Machine shoots the picture quality of product to be measured and provides qualified shooting environmental, makes shooting image out It is only product to be measured, the shade of other images will not be produced because of reasons such as direct reflections, finally affect Control the processing mechanism accuracy to graphical analysis.
It addition, in the present embodiment, control processing mechanism and above-mentioned light source, camera, display, Relay indicating light, pedal are electrically connected with, to control the work of above-mentioned parts.At control Reason mechanism is also embedded with automatic optics inspection program, for analyzing and processing the product to be measured of camera shooting Product image result, and image result is fed back to display.It is understood that it is new in this practicality In type, control processing mechanism and be used for controlling light source, camera, display, relay indicating light, riding The work of plate, whether the outward appearance of product to be measured is the most qualified, to utilize automatic optics inspection program to judge Belong to like product, thus realize testing goal.This control processing mechanism can be arranged on outside equipment The inside of shell, to save space, compact devices overall structure, such as, arranges and the 3rd opens in FIG Mouth left side within 51, it is also possible to be arranged on the outside of device housings, as long as it is capable of and it The electric connection of its parts.It should be noted that in this utility model, utilize automatic light It is when product image to be measured is analyzed, processes by detection program, higher to image quality requirements, If image occurs the image outside product to be measured, can image automatic optics inspection program analysis knot The accuracy of fruit.Therefore, utility model people is arranged in parameter and casing for casing inner light source The material that surface is attached has carried out numerous studies and contrast experiment.
Comparative example one
This comparative example the difference is that only with embodiment two, in this comparative example, and box house Arranging six light sources, two of which light source is individually fixed in front side wall, rear wall, other four light Having two to be fixed on left side wall in source, two other is fixed on right side wall.
Comparative example two
This comparative example the difference is that only with embodiment two, in this comparative example, and box house Arranging two light sources, these two light sources are individually fixed on left side wall, right side wall.
Comparative example three
This comparative example the difference is that only with embodiment two, in this comparative example, and box house Light source power be 10W.
Comparative example four
This comparative example the difference is that only with embodiment two, in this comparative example, and box house Light source power be 50W.
Comparative example five
This comparative example the difference is that only with embodiment two, in this comparative example, and four light sources It is fixed on box top wall, and light source sends the central axis of light source in test platform setting.
Comparative example six
This comparative example the difference is that only with embodiment two, in this comparative example, and four light sources In have two to be fixed on front side wall, two other is fixed on rear wall, on left side wall and right side On wall and be not provided with light source.
Comparative example seven
This comparative example the difference is that only with embodiment two, in this comparative example, light source towards Test platform direction is obliquely installed, the angle between centrage and test platform that light source emits beam It it is 45 °.
Comparative example eight
This comparative example the difference is that only with embodiment two, in this comparative example, light source towards Box top wall direction is obliquely installed, the angle between centrage and test platform that light source emits beam It it is 135 °.
Comparative example nine
This comparative example the difference is that only with embodiment two, and in this comparative example, light source is yellow Light.
Comparative example ten
This comparative example the difference is that only with embodiment two, in this comparative example, and first group of light Spacing is 0.75H from the height of test platform, and the height of second group of light source distance test platform is 0.5H。
Comparative example 11
This comparative example the difference is that only with embodiment two, in this comparative example, at casing Front side wall, rear wall, left side wall, right side wall, the inner surface of roof all post polyvinyl chloride film.
Measure of merit is tested
Be utilized respectively embodiment two, product to be measured is entered by the automatic checkout equipment of comparative example one to ten one Row is taken pictures, and analyzes the product image effect to be measured after shooting, and result is as shown in table 1 below:
Table 1
By above-mentioned contrast experiment, in this utility model, light source arrange quantity, power, Position relationship between glow color, light source and test platform, the height of light source distance test platform All obtained by great many of experiments test etc. condition, only use setting of light source in this utility model Put mode, in combination with the diffuse-reflective material attached in interior, finally could form ideal Diffuse-reflectance environment so that camera shooting image in will not produce the moon in addition to product to be measured Shadow, can use automatic optics inspection program accurately to process testing sample image, just obtain True analysis result.
Use the outward appearance of touch panel automatic checkout equipment of the present utility model detection touch panel product Time, product to be measured (touch panel product the most to be measured) is first put into test platform by testing staff In, then tramp with one's feet lower pedal, and product to be measured is i.e. taken pictures by the camera in casing, passes through After the product image to be measured of shooting is analyzed processing by control processing mechanism, by product image to be measured Analysis result show over the display, it is achieved the outward appearance of product to be measured is detected.

Claims (9)

1. a touch panel automatic checkout equipment based on automatic optics inspection program, it is characterised in that: include that middle part is provided with the device housings of the first opening, is located at the casing within described device housings, the display being installed on described device housings outer surface and controls processing mechanism;Wherein, first open interior of described device housings is provided with test platform, for placing product to be measured, described casing is enclosed formed by roof, some sidewall and described test platform, described box top wall is installed with camera, described wall box is provided with light source, and described control processing mechanism is electrically connected with described display, described camera respectively.
Touch panel automatic checkout equipment the most according to claim 1, it is characterized in that: described casing is the rectangular box jointly enclosed by front side wall, rear wall, left side wall, right side wall, described roof and described test platform, and it is separated with distance between lower limb and the described test platform of described front side wall, make to be formed between described front side wall and described test platform the second opening, described second opening is located at described first opening inner side, is provided commonly for accommodating product to be measured with described first opening.
Touch panel automatic checkout equipment the most according to claim 2, it is characterised in that: described box top wall, the inner surface of described wall box post diffuse-reflective material.
Touch panel automatic checkout equipment the most according to claim 2, it is characterised in that: in described casing, described light source is four, is separately positioned on described front side wall, rear wall, left side wall and right side wall.
Touch panel automatic checkout equipment the most according to claim 1, it is characterized in that: in described casing, described light source is strip source, is parallel to described test platform along its length, and the centrage that described light source emits beam is also parallel with described test platform.
Touch panel automatic checkout equipment the most according to claim 1, it is characterised in that: in described casing, the light that described light source sends is white light.
Touch panel automatic checkout equipment the most according to claim 2, it is characterized in that: in described casing, described source symmetric on described front side wall and described rear wall is arranged, it is first group of light source, described source symmetric on described left side wall and described right side wall is arranged, being second group of light source, the height of test platform described in described first group of light source distance is more than the height of test platform described in described second group of light source distance.
Touch panel automatic checkout equipment the most according to claim 2, it is characterised in that: described rear wall is door structure, the second rear wall being connected with described right side wall including the first rear wall being connected with described left side wall.
Touch panel automatic checkout equipment the most according to claim 1, it is characterized in that: described device housings is the rectangular enclosure jointly enclosed by front side board, back side panel, left plate, right plate, top board and base plate, the bottom of described front side board is provided with the 3rd opening, it is provided with pedal in described 3rd opening, described pedal is electrically connected with described control processing mechanism, for controlling the open detection work of described touch panel automatic checkout equipment or stopping detection work.
CN201620105371.0U 2016-02-02 2016-02-02 Touch panel automated inspection equipment based on automated optical inspection procedure Active CN205607880U (en)

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CN201620105371.0U CN205607880U (en) 2016-02-02 2016-02-02 Touch panel automated inspection equipment based on automated optical inspection procedure
PCT/CN2016/108068 WO2017133309A1 (en) 2016-02-02 2016-11-30 Automatic optical inspection program-based touch panel automatic inspection apparatus

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WO2017133309A1 (en) * 2016-02-02 2017-08-10 意力(广州)电子科技有限公司 Automatic optical inspection program-based touch panel automatic inspection apparatus
CN111024707A (en) * 2019-03-12 2020-04-17 住华科技股份有限公司 Optical film detection device and detection method of optical film

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Publication number Priority date Publication date Assignee Title
WO2017133309A1 (en) * 2016-02-02 2017-08-10 意力(广州)电子科技有限公司 Automatic optical inspection program-based touch panel automatic inspection apparatus
CN111024707A (en) * 2019-03-12 2020-04-17 住华科技股份有限公司 Optical film detection device and detection method of optical film

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