CN202511114U - Light source of automatic detection system and light source of automatic detection system of silk-screen printing line of touch screen - Google Patents
Light source of automatic detection system and light source of automatic detection system of silk-screen printing line of touch screen Download PDFInfo
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- CN202511114U CN202511114U CN2011204565898U CN201120456589U CN202511114U CN 202511114 U CN202511114 U CN 202511114U CN 2011204565898 U CN2011204565898 U CN 2011204565898U CN 201120456589 U CN201120456589 U CN 201120456589U CN 202511114 U CN202511114 U CN 202511114U
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- checkout system
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Abstract
The utility model discloses a light source of an automatic detection system and a light source of the automatic detection system of a silk-screen printing line of a touch screen. The light source comprises a perpendicular incidence sub light source, wherein photon compensation light sources are arranged on two sides of the perpendicular incidence sub light source; an included angle theta between each photon compensation light source and the perpendicular incidence sub light source is more than 0 or less than 90 degrees; horizontal sliding rails are arranged on two sides of the perpendicular incidence sub light source; and the photon compensation light sources are arranged on the sliding rails through bases and connected with the bases in a rotatable manner. When the light source is used, the perpendicular incidence sub light source irradiates the surface of a detected object, and the photon compensation light sources on the two sides also irradiate the surface of the object from the side edges; relative positions, irradiation angles and brightness of the three groups of light sources are adjusted, so that an illumination field with high brightness, large angle and uniformity is formed on the surface of the object; therefore, imaging influence caused by scratches and different materials can be effectively avoided, and an imaging system can produce clear and uniform high-quality images of any silk-screen printed product; and subsequent processing and analysis of an automatic optical inspection (AOI) system can be facilitated.
Description
Technical field
The utility model relates to a kind of light source assembly, more precisely, relates to a kind of light source of automatic checkout system, and the utility model also relates to a kind of touch-screen silk-screen circuit automatic checkout system that is formed by this combination of light sources and uses light source.
Background technology
Along with the development of electronic information technology, touch-screen becomes indispensable parts of numerous electronic products as highly desirable mutual media.Touch-screen in process of production will be through very many operations, but it is the most key to bear the preceding operation that circuit forms.
The inner circuit of touch-screen is that operation is printed onto circuit above the base material (polyethylene or other) circuit that formation can be conducted electricity by the mode of machine through silk-screen before production.Because of factors such as personnel, equipment, environment and material cause in process of production; The silk-screen line defct is almost inevitable; Therefore all manufacturers all are equipped with the inspection work that a large amount of testing staff is engaged in line defct, can find the part defective really though artificial visual detects, because circuit is more and more thinner; Even under the absorbed situation of testing staff, tiny defect also may not necessarily effectively detect; The physical fatigue that long-time inspection brings just more is difficult to guarantee the inspection effect with the spirit absent-mindedness, because of the batch that the defective of omission causes is scrapped, even brings customer complaint and claim to happen occasionally, for manufacturer and user have caused great loss and puzzlement.AOI (Automated Optical Inspection: automated optical detects) technology becomes the ideal that substitutes the artificial visual detection and selects based on the high innate advantage of its high efficiency, low cost, high reliability and automaticity.
As its name suggests, automated optical detects a kind of Automatic Measurement Technique that judges whether to exist defective exactly through the image information of analyzing object to be detected.In such AOI system, as the input of the information of detection, imaging system is occupied critical role, and the core technology of imaging system is a light source.Light sources such as conventional Halogen lamp LED, fluorescent lamp receive the restriction of factors such as installing space, cost, almost can not in such AOI system, adopt.
A kind of light source that led light source is long as a kind of life-span, spatial distribution is wide, controllability is good; In other industry AOI system, obtain plurality of applications, but because touch-screen circuit base material transparency, internal structure there are differences, and base material is affected by other factors and causes the surface shadow scratch etc. to occur; Under the irradiation of common LED light source; Above-mentioned factor can cause the decline of circuit image quality, and then influences processing accuracy and detect performance, thus the accommodation and the application space that reduce the AOI system; Increase user's production cost, can not bring into play the usefulness of AOI system to greatest extent.
The utility model content
The utility model provides a kind of automatic checkout system light source in order to solve the problem that exists in the prior art.This light source adopts high bright LED particle to form, and through the design to light path, makes this light source both keep the Inherent advantage of led light source, has improved illuminance, has improved the definition that forms images in the automatic checkout system.
The technical scheme of the utility model is: a kind of automatic checkout system light source, comprise the direct projection sub-light source, and also be provided with the light filling sub-light source in the both sides of said direct projection sub-light source, the light filling sub-light source is with the 0 °＜θ of angle of direct projection sub-light source＜90 °.
Preferably, said direct projection sub-light source and light filling sub-light source are the LED lamp, select power to be at least the above use of 3W.
Preferably, the front end of said LED lamp all is equipped with the convex lens that are used for converging LED light, to improve the irradiation brightness of light source.
Preferably, to converge in the width of irradiating object surface glazed thread be 5mm to said LED lamp.
Preferably, the both sides of said direct projection sub-light source are provided with the track of horizontal slip, and said light filling sub-light source is arranged on the track of slip through base.
Preferably, said light filling sub-light source and base are rotationally connected.
The utility model also provides a kind of touch-screen silk-screen circuit automatic checkout system light source, comprises the LED installing plate, the light source of the above-mentioned automatic checkout system of spaced set linearly on the said LED installing plate.
Preferably, also be provided with transparent lucite shell, cover one deck template or frosted glass on the said lucite shell in the outside of light source.
The automatic checkout system light source of the utility model is made up of 3 groups high bright LED sub-light sources.Greater than 0 degree, less than 90 degree, three way dimension of light source are identical with the angle between the direct projection sub-light source for left and right sides light filling sub-light source, and the LED numbers of particles is also identical.In use; The direct projection sub-light source shines the testee surface; Both sides light filling sub-light source also shines body surface from side; Through relative position, irradiating angle and the brightness of regulating 3 groups of light sources, just formed at body surface that brightness is high, angle big like this, illumination field uniformly, thereby can effectively filter out the imaging influence that cut and unlike material bring; Make imaging system all can produce clear and uniform high quality graphic is beneficial to follow-up processing of AOI system and analysis for any silk-screen product.Left and right sides light filling sub-light source can be adjusted its position in front and back, and can adjust its luffing angle, is adjusted to best irradiating angle to make things convenient for left and right sides light filling sub-light source.
Description of drawings
Fig. 1 shows the structural representation of the utility model list group light source.
Fig. 2 shows the front view of the utility model touch-screen silk-screen circuit automatic checkout system light source.
Label is listed as follows in the accompanying drawing:
1-direct projection sub-light source; 2-right side light filling sub-light source; 3-left side light filling sub-light source; The 4-convex lens; 5-light; The horizontal adjustable track of 6-; The 7-knob; 8-transparent organic glass shell; The 10-light source; The 11-LED installing plate.
The specific embodiment
Further specify below in conjunction with the specific embodiment of accompanying drawing the utility model.
As shown in Figure 1, a kind of automatic checkout system light source comprises direct projection sub-light source 1, also comprises the left light filling sub-light source 3 and right light filling sub-light source 2 that are positioned at its both sides.The angle of itself and direct projection sub-light source 1 is greater than 0 degree, but less than 90 degree.The appearance and size of 3 groups of sub-light sources is in full accord, all adopts the high-brightness LED particle as illuminator.For the brightness that improves light can all be equipped with the convex lens 4 that are used for converging LED light 5 at the front end of each LED lamp.The light 5 that the LED lamp is launched finally converges on the irradiating object surface through convex lens 4, and preferably making the width that shines the body surface glazed thread is 5mm.
The connected mode of left and right sides light filling sub-light source can be various, such as fixed connection etc.The utility model preferably make its can move left and right regulate and direct projection sub-light source 1 between distance, thereby can also select to make it can rotate the angle of going to regulate between itself and the direct projection sub-light source 1.Be respectively equipped with a horizontal adjustable track 6 such as the both sides at said direct projection sub-light source 1, said light filling sub-light source can be arranged on this track through a base, and left and right sides light filling sub-light source just can move left and right like this.Preferably make between said light filling sub-light source and the base to be rotationally connected, for example come deflection left and right sides light filling sub-light source through a knob 7.When using, direct projection sub-light source 1 irradiation testee surface, left and right sides light filling sub-light source shines object the same area from side simultaneously.The incident angle of left and right sides light filling sub-light source is adjusted to suitable position, to obtain best light filling effect.
Transparent organic glass shell 8 both can have been protected the light source that is positioned at its below; For light source passage is provided simultaneously; In order further to increase the dispersion effect of light source; Can on transparent organic glass shell 8, cover the material of one deck diffusive property,, also can on manufacture craft, adopt surface sand-blasting to handle the lucite shell like template or frosted glass.Can further reduce the inhomogeneities between the LED lamp like this, can provide scope bigger irradiating angle again simultaneously, make that imaging is more even, but should notice that blocked up scattering material possibly cause integral image brightness to descend.
As shown in Figure 2, the utility model also provides a kind of touch-screen silk-screen circuit automatic checkout system light source, comprises LED installing plate 11, on the said LED installing plate linearly spaced set the light source 10 of above-mentioned automatic checkout system is arranged.Spacing is confirmed according to the angle of divergence of LED lamp and the overlapping scope between the expectation adjacent LED.The light of 3 groups of sub-light sources carries out light through the convex lens that are positioned at its place ahead and converges, to improve the surperficial illumination of testee.The radiation modality of this multi-angle, high brightness can effectively filter the tiny cut on testee surface; Simultaneously also to the measurand of multiple unlike material all can form high brightness, background evenly, the image of fine definition; Lay a solid foundation for processing and analysis that the AOI system is follow-up, make imaging system all can produce clear and uniform high quality graphic for any silk-screen product.
The above is merely the utility model preferred embodiment, is not the practical range that is used for limiting the utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should belong to the technological category of the utility model.
Claims (8)
1. the automatic checkout system light source comprises the direct projection sub-light source, it is characterized in that: the both sides at said direct projection sub-light source also are provided with the light filling sub-light source, and the light filling sub-light source is with the 0 °＜θ of angle of direct projection sub-light source＜90 °.
2. automatic checkout system light source according to claim 1 is characterized in that: said direct projection sub-light source and light filling sub-light source are the LED lamp.
3. automatic checkout system light source according to claim 2 is characterized in that: the front end of said LED lamp all is equipped with the convex lens that are used for converging LED light.
4. automatic checkout system light source according to claim 3 is characterized in that: the width that said LED lamp converges in irradiating object surface glazed thread is 5mm.
5. automatic checkout system light source according to claim 1 is characterized in that: the both sides of said direct projection sub-light source are provided with the track of horizontal slip, and said light filling sub-light source is arranged on the track of slip through base.
6. automatic checkout system light source according to claim 5 is characterized in that: said light filling sub-light source and base are rotationally connected.
7. touch-screen silk-screen circuit automatic checkout system light source comprises the LED installing plate, on the said LED installing plate linearly spaced set just like the light source of each described automatic checkout system of claim 1-6.
8. touch-screen silk-screen circuit automatic checkout system light source as claimed in claim 7 is characterized in that: also be provided with transparent lucite shell in the outside of light source, cover one deck template or frosted glass on the said lucite shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204565898U CN202511114U (en) | 2011-11-17 | 2011-11-17 | Light source of automatic detection system and light source of automatic detection system of silk-screen printing line of touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204565898U CN202511114U (en) | 2011-11-17 | 2011-11-17 | Light source of automatic detection system and light source of automatic detection system of silk-screen printing line of touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202511114U true CN202511114U (en) | 2012-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204565898U Expired - Fee Related CN202511114U (en) | 2011-11-17 | 2011-11-17 | Light source of automatic detection system and light source of automatic detection system of silk-screen printing line of touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202511114U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334229A (en) * | 2015-10-19 | 2016-02-17 | 浙江欧威科技有限公司 | Optical detector |
| CN105510356A (en) * | 2015-04-02 | 2016-04-20 | 浙江欧威科技有限公司 | Automatic optical unkeeping instrument |
| CN106678619A (en) * | 2017-01-23 | 2017-05-17 | 福建新大陆电脑股份有限公司 | Adjustable light source device |
| CN107607549A (en) * | 2017-09-27 | 2018-01-19 | 深圳精创视觉科技有限公司 | Glass defect detection device |
-
2011
- 2011-11-17 CN CN2011204565898U patent/CN202511114U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510356A (en) * | 2015-04-02 | 2016-04-20 | 浙江欧威科技有限公司 | Automatic optical unkeeping instrument |
| CN105334229A (en) * | 2015-10-19 | 2016-02-17 | 浙江欧威科技有限公司 | Optical detector |
| CN106678619A (en) * | 2017-01-23 | 2017-05-17 | 福建新大陆电脑股份有限公司 | Adjustable light source device |
| CN107607549A (en) * | 2017-09-27 | 2018-01-19 | 深圳精创视觉科技有限公司 | Glass defect detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121031 Termination date: 20131117 |