CN103561876A - Three-stage color selection system - Google Patents
Three-stage color selection system Download PDFInfo
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- CN103561876A CN103561876A CN201280000426.6A CN201280000426A CN103561876A CN 103561876 A CN103561876 A CN 103561876A CN 201280000426 A CN201280000426 A CN 201280000426A CN 103561876 A CN103561876 A CN 103561876A
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- color
- leaf
- color screening
- light source
- screening
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3425—Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3422—Sorting according to other particular properties according to optical properties, e.g. colour using video scanning devices, e.g. TV-cameras
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Sorting Of Articles (AREA)
Abstract
The present invention relates to a three-stage color selection system that selects, consecutively in three steps (three stages), leaf products having low weight and wide variation in size and color, such as green tea, red tea, chrysanthemum, and herbs, and thus can ensure high productivity and very efficient color selection, and yield leaf products of high quality (high grade) without damaging (spoiling) the leaf products. The present invention uses a single chip-type full color LED having three primary color LEDs of red, green, and blue combined into one to produce light at the color and brightness of the leaf products to be selected in order to more effectively screen for and remove colored products other than leaf products, for example, glass or synthetic resin, as well as leaves which are partially rotted or discolored.
Description
Technical field
The present invention relates to three stage color screening systems, illustrate for, the present invention carries out step sizing by three steps (three stages) to lobate article (hereinafter referred to as " leaf ") such as density is little and big or small and change color is large green tea, black tea, chrysanthemum, peppermints, not only productivity is high, very effective color screening can be realized, and the leaf of high-quality (senior) can be in the situation that not damaging (damage) leaf, obtained.
Background technology
In general, color screening plant is a kind of to the rice that falls to discharging, brown rice, glutinous rice, black rice, yellow broomcorn millet, barley, wheat, the foreign matter comprising in the cereal such as soybean, bad cereal for example, chaff, be charred particle, grass-seed, withered grass, colored particles, sand, synthetic resin or glass etc. are differentiated separated RPC(Rice Processing Complex) equipment, utilize CCD camera to differentiate photograph laggard circumstances in which people get things ready for a trip coloured silk and/or light and shade of cereal (or grain), divide into non-defective unit and foreign matter (comprising defective products) afterwards, to foreign matter with moment inject high pressure air method carry out separation and remove, thereby non-defective unit and defective products are carried out to Screening Treatment.
The larger grain of proportion such as described rice, barley, wheat, soybean, can with certain speed, carry out downhill race and whereabouts along inclination external member surface, therefore, while screening, do not have any problem, but, proportion is little, and the leaves such as the green tea that shape, appearance and size variation are various and change color is large, black tea, chrysanthemum, peppermint, with regard to the problem that exists screening difficulty maybe cannot screen.
For example, leaf because proportion (or quality) little lighter, compare the thickness area of plane larger, and shape, appearance change various, therefore, not only falling speed is compared grain and is wanted slow, and because shape is inhomogeneous and center of gravity differs, during in whereabouts or along inclined plane downhill race, there will be and fly up or vortex phenomenon, in addition, even same leaf, according to time of picking, harvesting place, drying regime, storage time or degree etc., its color also can differ widely.
In addition, consider the characteristic of this leaf, once the non-defective unit of leaf and " the leaf color screening machine " of defective products had been proposed to screen, but, owing to having taked only leaf to be carried out the one-phase screening structure of primary screening, therefore not only productivity is poor, screening effeciency is low, and in order to obtain the leaf of non-defective unit, leaf after primary screening repeatedly need to be put into leaf color screening machine and be carried out repeated screening, not only productivity is lower, also needing transporting apparatus that the leaf after primary screening is put into color screening machine again screens, with transporting apparatus, repeatedly repeatedly transferring (input) and carrying out in color screening process, the original shape of leaf is damaged or is damaged more, therefore overall quality is greatly declined.
In addition, light source has adopted monochromatic white light source, therefore, be not easy to distinguish the same or analogous bad leaf of color and leaf and chaff, be charred the foreign matters such as particle, grass-seed, withered grass, colored particles, sand, synthetic resin or glass, not only cause color screening capacity to decline, cannot screen accurately, and be difficult to carry out light quantity adjusting according to the state of leaf or kind etc., can only utilize the reflecting plate of other setting regulate the reflection angle of light source or regulate light quantity or brightness (illumination), therefore light regulates efficiency lower.
Prior art document
Patent documentation
No. 10-0933436 (2009.12.23 bulletin) " leaf color screening machine " of the patent documentation 1 Korean registered patent No.
Summary of the invention
Goal of the invention
The object of the invention is to, provide a kind of and can realize by the continuous screening of carrying out through three times (three times) the three stage color screening systems that very effective color screened and can obtain the leaf of high-quality (senior).
The present invention also aims to, light source as three stage color screening systems, utilization is by primitive colours LED (the Light Emitting Diode of red (Red), green (Green), blue (Blue), light emitting diode) be combined into one and monolithic type (the One Chip Type) full-color LED that forms, thereby can realize at an easy rate and the colour that screens object leaf same color (Color) illumination and brightness (light quantity), therefore can more effectively screen the impurity (comprising defective products) of removing with leaf different colours.
The present invention also aims to, by adjusting, be incorporated into the dutycycle of the power supply of monolithic type (One Chip Type) full-color LED, thereby can regulate color and brightness, to realize best illumination.
The present invention also aims to, with near infrared ray (NIR) light source and near infrared ray CCD(charge coupled cell) camera substitutes or additional composition, thus can effectively screen the corrupt or painted bad leaf of color and the screening same or analogous glass of object leaf or synthetic resin, part and different types of leaf etc.
Technical scheme
Three stage color screening systems of the present invention, is characterized in that, comprising: be arranged on board top, color is screened to the feedway that object is supplied to the first color screening plant; Be arranged on described feedway bottom, to utilize colored CCD camera to photograph to color screening object, judge whether bad after, utilize pressure-air to spray to remove the method for defective products to carry out the first color screening plant that color screens; Be arranged on described the first color screening plant bottom, to utilize colored CCD camera, the color screening object after primary screening is photographed, judge whether bad after, the second color screening plant that utilizes pressure-air to spray to remove the method for defective products to carry out secondary color screening; And be arranged on described the second color screening plant bottom, to utilize colored CCD camera, the color screening object after postsearch screening is photographed, judge whether bad after, the third color screening plant that utilizes pressure-air to spray to remove the method for defective products to carry out the color screening of tertiary colo(u)r(s); Described three stage color screening systems carry out three continuous color screenings to color screening object.
The first color screening plant comprises: be arranged on the bottom of the first inclination external member, screen the first LED light source of object transmitted ray to the color of free-falling; Surround the first shell of described the first LED light source; Color screening object image to the colourama reflection by described the first LED light source carries out line sweep at a high speed, to obtain the first colored CCD camera of chromatic image; So that color screening object and foreign matter and dust cannot flow into the first cover that near the mode described the first LED light source and the first colored CCD camera is blocked; Be arranged on described the first shell one side, catoptrical first transparency window of transmit color light source and color screening object; To utilizing the color screening object image that described the first colored CCD camera obtains to compare judgement, after judging non-defective unit and defective products, when having defective products, export the controller of clear signal; The clear signal of exporting by described controller, moment inject high pressure compressed air, defective products is put into the first discharge external member and discharges, thus the first spray gun and the first air inlet pipe that non-defective unit and defective products are screened; To described the first air inlet pipe, supply with the compressed-air actuated air compressor of high pressure; And be arranged in described the first air inlet pipe the first injection valve that makes the moment opening of compressed-air actuated gas circuit or close.
Second, third color screening plant comprises respectively: be separately positioned on the bottom of second, third inclination external member, screen second, third LED light source of object transmitted ray to the color of free-falling; Surround respectively second, third shell of described second, third LED light source; Color screening object image to the colourama reflection by described second, third LED light source carries out line sweep at a high speed, to obtain respectively second, third colored CCD camera of chromatic image; So that color screening object and foreign matter and dust cannot flow into second, third cover that near the mode described second, third LED light source and second, third colored CCD camera is blocked respectively; Be arranged on described second, third and cover a side, respectively catoptrical second, third transparency window of transmit color light source and color screening object; To utilizing the color screening object image that described second, third colored CCD camera obtains to compare judgement, after judging non-defective unit and defective products, when having defective products, export the controller of clear signal; The clear signal of exporting by described controller, moment inject high pressure compressed air, defective products is put into respectively to second, third and discharges external member and discharge, thus second, third spray gun and second, third air inlet pipe that non-defective unit and defective products are screened; To described second, third air inlet pipe, supply with respectively the compressed-air actuated air compressor of high pressure; And be separately positioned in described second, third air inlet pipe second, third injection valve that makes the moment opening of compressed-air actuated gas circuit or close.
The present invention also comprises that being separately positioned on the first discharge external member, second discharges the bucket of accommodating that external member, the 3rd is discharged external member and the 4th inclination external member bottom.
The present invention also comprises and is arranged on the first spray gun bottom, and the leaf of the non-defective unit screening is guided, and makes it successfully enter into the first guided plate that the second inclination external member is carried out downhill race.
The present invention also comprises and is arranged on the second spray gun bottom, and the leaf of the non-defective unit screening is guided, and makes it successfully enter into the second guided plate that the 3rd inclination external member is carried out downhill race.
Invention effect
The present invention carries out step sizing by the leaf of, size little to proportion and the large green tea of change color, black tea, chrysanthemum, peppermint etc. through three times (three times), can once complete color screening, not only productivity high, can carry out very effective color screening, and can obtain high-quality leaf.
In addition, the disposable three stages colors that carry out of the present invention screen, do not need that the leaf of primary screening is put into color screening machine again and screen required transporting apparatus, therefore, there will not be the original shape damage of leaf in repeatedly repeatedly transferring (input) process with transporting apparatus or the quality of damaging to reduce phenomenon.
In addition, the present invention utilizes the primitive colours LED by red (Red), green (Green), blue (Blue) to be combined into one and monolithic type (the One Chip Type) full-color LED (Full Color LED) that forms can be realized and the colour that screens object leaf same color (Color) illumination and brightness (light quantity) at an easy rate, therefore, (efficiently) to the foreign matter with leaf different colours more effectively, such as the leaf of glass or synthetic resin and part corruption or variable color and variety classes leaf etc., screens removing.
In addition, the present invention can realize the light identical with screening object leaf and well-lit color lighting, thereby can to leaf and foreign matter carries out more effectively and efficiently screening, by adjusting, be incorporated into the dutycycle of the power supply of full-color LED (Full Color LED), can reach at an easy rate and illumination and the brightness of screening object leaf same color, thereby also can carry out effectively and screening efficiently the different variety classes leaf of color.
In addition, the present invention is incorporated into the dutycycle of the pulse of full-color LED by control, can not only prevent the heating that the overcurrent by full-color LED drive circuit causes and reduce power loss, and can make full-color LED heat release, carry out stable luminosity and control, obtain the illumination of multiple color.
In addition, the present invention substitutes with near infrared ray (NIR) and near infrared ray CCD camera or additional composition, can effectively screen the corrupt or painted bad leaf of color and the screening same or analogous glass of object leaf or synthetic resin, part and variety classes leaf etc.
In addition, as light source, the present invention utilizes and can realize fluorescent lamp or the cold-cathode tube (CCFL) that substitutes monochromatic white light with the full-color LED of leaf same color, can not only regulate at an easy rate the color identical with leaf and suitable brightness, and without changing light source, without the change-over switch for lighting a lamp, therefore power consumption is little, volume is little and easily arrange, long and failure rate is low of life-span, and greatly reduce maintenance cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the present invention.
Fig. 2 is the use state diagram of one embodiment of the present invention.
Fig. 3 is the part enlarged drawing of the use state of one embodiment of the present invention.
Fig. 4 is the cutaway view of the pendulous device of one embodiment of the present invention.
Fig. 5 is the module map of the control circuit of one embodiment of the present invention.
Fig. 6 is the front view of the full-color LED light source of one embodiment of the present invention.
Description of reference numerals
1: three stage color screening system 2: leaf
2a: primary screening leaf 2c: postsearch screening leaf
2e: the senior leaf 2b of screening, 2d, 2f: bad leaf
3: board 10: leaf feedway
11: funnel 13: supply unit set
14: oscillator 15,56: motor
16: the first inclination external member 16a: the second inclination external member
16b: the 3rd inclination external member 17: air compressor
18: 20: the first color screening plants of controller
Within 21: the first, LED light source 22: reflecting plate
24: the first colored CCD cameras of 23: the first shells
24a: 25: the first transparency windows of the first cover
27: the first air inlet pipe of 26: the first spray guns
27a: the first injection valve 28: the first is discharged external member
28a: first discharges 29: the first guided plates of entrance of external member
31: the second LED light sources of 30: the second color screening plants
33: 34: the second colored CCD cameras of second housing
34a: 35: the second transparency windows of the second cover
37: the second air inlet pipe of 36: the second spray guns
37a: the second injection valve 38: the second is discharged external member
38a: second discharges 39: the second guided plates of entrance of external member
40: 41: the three LED light sources of third color screening plant
44: the three colored CCD cameras of 43: the three shells
44a: 45: the three transparency windows of the 3rd cover
47: the three air inlet pipe of 46: the three spray guns
47a: the 3rd injection valve 48: the three is discharged external member
48a: the 3rd discharges 49: the four inclination external members of entrance of external member
50,51,52,53: accommodate bucket 55: pendulous device
66: recycling bin C: setting unit
D: display part F: luminous inductive pick-up
L:LED driver M: internal memory portion
P:PWM module
The specific embodiment
Below, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.When embodiments of the invention are described, member identical in accompanying drawing is labeled as prosign as far as possible, and omits to the illustrating of relevant known structure or function, in order to avoid obscure main idea of the present invention.
Fig. 1 is by the composition diagram of the illustrated three stage color screening systems 1 of the present invention of a kind of embodiment, and Fig. 2 is used state reference map, and Fig. 3 is use state part enlarged drawing.
The composition of described three stage color screening systems 1 comprises: be arranged on board 3 tops, color is screened to object, be supplied to the leaf feedway 10 of the first color screening plant 20 such as leaves 2 such as tea (tea); Be arranged on described leaf feedway 10 bottoms, with the leaf 2 that utilizes colored CCD camera to supply with leaf feedway 10, photograph, judge whether bad after, the first color screening plant 20 that utilizes pressure-air to spray to remove the method for defective products to carry out a color screening; Be arranged on described the first color screening plant 20 bottoms, to utilize colored CCD camera, to utilizing the first color screening plant 20 to carry out primary screening leaf 2a afterwards, photograph, judge whether bad after, the second color screening plant 30 that utilizes pressure-air to spray to remove the method for defective products to carry out secondary color screening; And be arranged on described the second color screening plant 30 bottoms, to utilize colored CCD camera, to utilizing the second color screening plant 30 to carry out postsearch screening leaf 2c afterwards, photograph, judge whether bad after, the third color screening plant 40 that utilizes pressure-air to spray to remove the method for defective products to carry out the color screening of tertiary colo(u)r(s); By leaf 2 is carried out to step sizing through three times, not only make screening effeciency maximization, and can obtain high-quality leaf or senior leaf 2e.
The composition of described leaf feedway 10 comprises: be arranged on board 3 tops, drop into the funnel 11 as the leaf 2 of color screening object; Be positioned at described funnel 11 bottoms, place the flat supply unit set 13 of the leaf 2 of discharging from funnel 11; Make described supply unit set 13 vibrations and/or swing, thereby making on the one hand the leaf of placing in supply unit set 13 spread out equably, the first motor 15 that possesses oscillator 14 and/or pendulous device that makes on the one hand it fall to the first inclination external member 16 of bottom; And make from the first inclination external member 16 of leaf 2 downhill race of described supply unit set 13 whereabouts.
The composition of described the first color screening plant 20 comprises: be arranged on the bottom of the first inclination external member 16, to the first LED light source 21 or the first LED light source 21 and the reflecting plate 22 of leaf 2 transmitted rays of downhill race and free-falling; Surround the first shell 23 of described the first LED light source 21; Leaf 2 images to colourama (Color Light) reflection by described the first LED light source 21 or the first LED light source 21 and reflecting plate 22 irradiations carry out line sweep at a high speed, to obtain the first colored CCD camera (Color CCD Camera) 24 of chromatic image; So that leaf 2 and foreign matter or dust cannot flow into the first cover 24a that near the modes described the first LED light source 21 and the first colored CCD camera (Color CCD Camera) 24 are blocked; Be arranged on described the first cover 24a mono-side, catoptrical first transparency window 25 of transmit color light source and leaf 2; Leaf 2 images (or image) that utilize described the first colored CCD camera 24 to obtain are compared to judgement, by color decision non-defective unit leaf 2a and bad leaf 2b(, comprise foreign matter or dust etc.) afterwards, when having bad leaf 2b or foreign matter etc., export the controller 18 of clear signal; By the clear signal of described controller 18 outputs, moment inject high pressure compressed air, making bad leaf 2b discharge external member 28 by first discharges, thereby filter out non-defective unit leaf 2a and bad leaf 2b, and make non-defective unit leaf 2a to the second inclination external member 16a of the second color screening plant 30, carry out the first spray gun 26 and first air inlet pipe 27 of downhill race and whereabouts; To described the first air inlet pipe 27, supply with compressed-air actuated air-pressure tube and the air compressor 17 of high pressure; And be arranged in described the first air inlet pipe 27 the first injection valve 27a that makes the moment opening of compressed-air actuated gas circuit or close; The bottom of above-mentioned the first spray gun 26 is provided with for the non-defective unit leaf 2a to screening and guides, and makes it successfully enter into the first guided plate 29 that the second inclination external member 16a carries out downhill race.
In the present invention, the leaf 2 that carries out downhill race and whereabouts along the first inclination external member 16 carries out primary screening by the first color screening plant 20., the leaf 2a that is judged to be non-defective unit falls to " a " direction in Fig. 2, along the second inclination external member 16a, carry out downhill race and whereabouts, realize a color screening, and bad leaf 2b in the leaf of downhill race and whereabouts is found (induction or identification or detect) by the first colored CCD camera 24, when being judged as by controller 18 when bad, lead-out terminal output clear signal to described controller 18, according to described clear signal, the first injection valve 27a moment opening, the compressed air that is supplied to the first air inlet pipe 27 carries out high-pressure injection by the first spray gun 26, thereby bad leaf 2b is moved to " b " direction in Fig. 2, put into upper entrance 28a the free-falling of the first discharge external member 28, then be discharged to first of bottom and accommodate bucket 51, due in departing from the state of normal downhill race path, therefore non-defective unit leaf 2a and bad leaf 2b are screened by first separation.
The composition of described the second color screening plant 30 comprises: be arranged on the bottom of the second inclination external member 16a, to the second LED light source 31 of leaf 2 transmitted rays of free-falling; Surround the second housing 33 of described the second LED light source 31; Leaf 2a image to colourama (Color Light) reflection by described the second LED light source 31 or the second LED light source 31 and reflecting plate irradiation carries out line sweep at a high speed, to obtain the second colored CCD camera (Color CCD Camera) 34 of chromatic image; So that leaf 2a and foreign matter or dust cannot flow into the second cover 34a that near the modes described the second LED light source 31 and the second colored CCD camera (Color CCD Camera) 34 are blocked; Be arranged on described the second cover 34a mono-side, catoptrical the second transparency window 35 of transmit color light source and leaf 2a; The leaf 2a image (or image) that utilizes described the second colored CCD camera 34 to obtain is compared to judgement, judge that non-defective unit leaf 2c and bad leaf 2d(comprise foreign matter or dust etc.) afterwards, when having bad leaf 2d, export clear signal, control the controller 18 of whole system; By the clear signal of described controller 18 outputs, moment inject high pressure compressed air, bad leaf 2d is put into the second discharge external member 38 to discharge, thereby filter out non-defective unit leaf 2c and bad leaf 2d, and make non-defective unit leaf 2c to the second spray gun 36 and second air inlet pipe 37 of the 3rd inclination external member 16b whereabouts of third color screening plant 40; To described the second air inlet pipe 37, supply with compressed-air actuated air compressor 17 and the peripheral equipment thereof of high pressure; And be arranged in described the second air inlet pipe 37, make to carry out the compressed-air actuated gas circuit moment opening of high-pressure injection or the second injection valve 37a closing; The non-defective unit leaf 2c that the bottom of above-mentioned the second spray gun 36 is provided with screening guides, and makes it successfully enter into the second guided plate 39 that the 3rd inclination external member 16b carries out downhill race.
In the present invention, the non-defective unit leaf 2a that carries out downhill race and whereabouts along the second inclination external member 16a carries out postsearch screening by the second color screening plant 30., the leaf 2c that is judged to be non-defective unit carries out downhill race and whereabouts along the second inclination external member 16a to " c " direction in Fig. 2, realize secondary color screening, and carry out bad leaf 2d in the leaf of downhill race and whereabouts along the second inclination external member 16a, by the second colored CCD camera 34, find (induction or identification or detect), when being judged as by controller 18 when bad, lead-out terminal output clear signal to described controller 18, according to described clear signal, the second injection valve 37a moment opening, the compressed air that is supplied to the second air inlet pipe 37 carries out high-pressure injection by the second spray gun 36, thereby bad leaf 2d is moved to " d " direction in Fig. 2, put into upper entrance 38a the free-falling of the second discharge external member 38, then be discharged to second of bottom and accommodate bucket 52, due in departing from the state of normal downhill race path, therefore non-defective unit leaf 2c and bad leaf 2d are screened by secondary separation.
The composition of described third color screening plant 40 comprises: be arranged on the bottom of the 3rd inclination external member 16b, to the 3rd LED light source 41 or the 3rd LED light source 41 and the reflecting plate of leaf 2 transmitted rays of free-falling; Surround the 3rd shell 43 of described the 3rd LED light source 41; Leaf 2c image to colourama (Color Light) reflection by described the 3rd LED light source 41 or the 3rd LED light source 41 and reflecting plate irradiation carries out line sweep at a high speed, to obtain the 3rd colored CCD camera (Color CCD Camera) 44 of chromatic image; So that leaf 2c and foreign matter or dust cannot flow into the 3rd cover 44a that near the modes described the 3rd LED light source 41 and the 3rd colored CCD camera (Color CCD Camera) 44 are blocked; Be arranged on described the 3rd cover 44a mono-side, catoptrical the 3rd transparency window 45 of transmit color light source and leaf 2c; The leaf 2c image (or image) that utilizes described the 3rd colored CCD camera 44 to obtain is compared to judgement, judge that non-defective unit leaf 2e and bad leaf 2f(comprise foreign matter or dust etc.) afterwards, when having bad leaf 2f, export clear signal, control the controller 18 of whole system; By the clear signal of described controller 18 outputs, moment inject high pressure compressed air, bad leaf 2f is put into the 3rd and discharge external member 48 discharges, thereby filter out non-defective unit leaf 2e and bad leaf 2f, and make the senior leaf 2e of non-defective unit to the 3rd spray gun 46 and the 3rd air inlet pipe 47 of the 4th inclination external member 49 whereabouts; To described the 3rd air inlet pipe 47, supply with compressed-air actuated air compressor 17 and the peripheral equipment thereof of high pressure; And be arranged in described the 3rd air inlet pipe 47, make to carry out the compressed-air actuated gas circuit moment opening of high-pressure injection or the 3rd injection valve 47a closing.
Described the 3rd discharge external member 48 and the 4th inclination external member 49 are obliquely installed by connecting portion 50 direction towards the opposite, thus separated leaf 2e and the bad leaf 2f that discharges the very non-defective unit (senior, high-quality) of three screenings.That is, very the leaf 2e of non-defective unit (senior, high-quality) accommodates bucket 54 to the 4th and fall to discharge, and bad leaf 2f discharges external member 48 to the 3rd and falls to discharging.
In the present invention, the non-defective unit leaf 2c that carries out downhill race and whereabouts along the 3rd inclination external member 16b carries out three screenings by third color screening plant 40., the senior leaf 2e that is judged to be non-defective unit carries out downhill race and whereabouts along the 3rd inclination external member 16b to " e " direction in Fig. 2, realize the color screening of tertiary colo(u)r(s), and carry out bad leaf 2f in the leaf of downhill race and whereabouts along the 3rd inclination external member 16b, by the 3rd colored CCD camera 44, find (induction or identification or detect), when being judged as by controller 18 when bad, lead-out terminal output clear signal to described controller 18, according to described clear signal, the 3rd injection valve 47a moment opening, the compressed air that is supplied to the 3rd air inlet pipe 47 carries out high-pressure injection by the 3rd spray gun 46, thereby bad leaf 2f is moved to " f " direction in Fig. 2, put into upper entrance the free-falling of the 3rd discharge external member 48, then be discharged to the 3rd of bottom and accommodate bucket 53, due in departing from the state of normal downhill race path, therefore the senior leaf 2e of non-defective unit and bad leaf 2f are continuously by three separation screenings.
In the present invention, as shown in Figure 3, near LED light source 21, be provided with reflecting plate 22, so that illumination light directly reflects, leaf 2 is carried out to indirect lighting, thereby can be different from the bad leaf of leaf 2 or foreign matter etc. to color, carry out the more effectively screening removing of (efficiently).
Described first discharges external member 28, second discharges external member 38, the 3rd discharges external member 48, and the bottom of the 4th inclination external member 49 is respectively arranged with the leaf 2e or the bad leaf 2b that fall along above-mentioned discharge external member and inclination external member for accommodating respectively, 2d, first of 2f and foreign matter, second, the 3rd, the 4th accommodates bucket 51, 52, 53, 54, described first discharges external member 28, second discharges external member 38 and the 3rd discharges first of external member 48 bottoms, second, the 3rd accommodates bucket 51, 52, in 53, accommodate respectively the bad leaf 2b of whereabouts, 2d, 2f, bucket is accommodated in the 4th of the 4th inclination external member 49 bottoms, and to accommodate the very non-defective unit obtaining through three screenings in 54 (senior, high-quality) leaf 2e.
And, considering degree or the quantity of defective products, be necessary to carry out again in the situation of color screening, can by corresponding second, third discharge external member 38,48 bottoms second, third accommodate in the bad leaf 2d that accommodates in bucket 52,53, funnel 11 that 2f puts into leaf feedway 10 again, carry out again the colors screening of three stages.
For example, second discharges second of external member 38 bottoms accommodates the non-defective unit leaf 2a that can sneak into a part of primary screening in the bad leaf 2d accommodating in bucket 52, the 3rd discharges the 3rd of external member 48 bottoms accommodates the non-defective unit leaf 2c that also can sneak into postsearch screening in the bad leaf 2f accommodating in bucket 53, therefore, the present invention will fall to accommodating second respectively, the 3rd accommodates bucket 52, leaf in 53 is put in the funnel 11 of leaf feedway 10 again, successively through the first color screening plant 20, the second color screening plant 30 and third color screening plant 40, carry out again color screening, can further improve screening rate, even in the situation that first the accommodating bucket and sneak into more leaf 2 in 51 of the first discharge external member 28 bottoms, equally also can again put in funnel 11, carry out again the color screening of three stages.
The present invention carries out secondary (two-stage) screening to remove the leaf of about 50% left and right defective products by once (one-phase) screening, can remove about 70% defective products, carry out three times (three stages) screening and can remove about more than 95% bad leaf, its screening effect is very outstanding, owing to carrying out continuous unremitting color screening through three times, greatly improved productivity, and operability is outstanding, can obtains the leaf of one's best quality.
In the present invention, by pendulous device 55, make to accommodate respectively through once, leaf 2d, the 2f of secondary, three screenings, 2e second, third, the 4th accommodate bucket 52,53,54 and swing and vibrate, thereby cause to fall and break the leaf 2d, the 2f that accommodate, 2e respectively to second, third, the 4th outlet of accommodating bucket 52,53,54 moves and discharges, to fall to being recovered to recycling bin 64.
; as shown in example in Fig. 4; accommodate second the accommodating bucket and 52 swing and vibrate by pendulous device 55 and attaching parts 58 of bad leaf 2d of postsearch screening; therefore the leaf 2d that falls to accommodating moves discharge to the second outlet of accommodating bucket 52; thereby be recovered to recycling bin 64, the three recycling bins 53 and the 4th recycling bin 54, be also the same.And, in the situation that described second accommodate bucket and sneak into a part in 52 through the non-defective unit leaf 2a of primary screening, leaf 2a, the 2d that recycling bin 64 can be reclaimed all put in the funnel 11 of leaf feedway 10 again, carry out again the screening of three stages.
Described pendulous device 55 is as Fig. 1, shown in 2, to second, the 3rd, the 4th accommodates bucket 52, 53, 54 both sides, framework 59a bottom of supporting are respectively arranged with vibration abatement 59, roughly middle setting by the pendulous device 55 of motor 56 and eccentric part 57 or motor 56 and crank generation oscillating motion (or swing and vibrate) at described framework 59a, when described motor 56 starts, when revolving force transmits to transverse axis by conveyer belt, by be arranged at eccentric part 57 or the crank (not diagram) of transverse axis with eccentric state, make to rotate inhomogeneous, thereby make eccentric part 57 or crank swing and vibrate, the attaching parts 58 of carrying out bearing combination or axle combination in described eccentric part 57 outsides are connected with framework 59a.Therefore, second, third, the 4th accommodate bucket and 52,53,54 can swing and vibrate, make the leaf that falls to accommodating as shown in Figure 4, be recovered to respectively recycling bin 64.Described recycling bin 64 is separately positioned on second, third, the 4th accommodates bucket 52,53,54 exit.
In the present invention, as first, second, the 3rd LED light source 21, 31, 41, as shown in Figure 6, a plurality of by red (Red), green (Green), the primitive colours LED of blue (Blue) is combined into one and monolithic type (the One Chip Type) LED that forms is arranged in full-color LED assembly, by controller 18, control dutycycle, can realize at an easy rate color lighting and brightness (light quantity) with leaf 2 same colors, bad leaf (leaf of part corruption or variable color and different types of leaf etc.) or the foreign matter (glass or synthetic resin etc.) that color is different from screening object leaf 2 removed in (efficiently) screening more effectively, and by the color screening of three stages, can realize color very efficiently and screen.
Described first, second, third LED light source 21,31,41, on printed base plate 60 surfaces with regulation interval and the line number of regulation, for example two walk to multirow, spread configuration is combined into one and monolithic type (One Chip Type) full color (Full Color) LED that forms by the primitive colours LED of red (Red), green (Green), blue (Blue), for preventing melanism, the predetermined space between full-color LED 62 is preferably 5mm-18mm.
The terminal 63 that above-mentioned full-color LED 62 forms separately, to can carry out luminous to the light of selecting by the combination of red (Red), green (Green), blue (Blue).Described terminal 63 is formed with respectively (+) terminal of supply (+) power supply and (-) terminal of supply (-) power supply.
Up/down portion at described printed base plate 60 is formed with a plurality of through holes 61 for being fixed at setting position, the inside one side is adhered to power supply and is supplied with joint (not diagram), described joint and power cord connector (not diagram) combination, bonds or adheres to and be fixed for the heat abstractor (not diagram) that small-sized aluminium parts that the heat to producing dispels the heat etc. forms.
In the present invention, near first, second, third LED light source 21,31,41, add and be provided with the luminous inductive pick-up F being connected with controller 18, be respectively used to respond to lighting a lamp and turn-off of first, second, third LED light source 21,31,41.
The present invention utilizes the primitive colours LED by red (Red), green (Green), blue (Blue) to be combined into one and monolithic type (One Chip Type) full color (Full Color) LED that forms, can realize easily and illumination and the brightness (light quantity) of screening object leaf same color (Color), thus can be effectively and screening efficiently remove the foreign matter (leaf of glass or synthetic resin and part corruption or variable color and different types of leaf etc.) that color is different from leaf 2.
The present invention regulates the illumination dutycycle of first, second, third LED light source 21,31,41 by pulse width modulation, can realize at an easy rate color and well-lit illumination with leaf 2 same colors (Color), even if the kind of leaf 2 changes, by controller, regulate described dutycycle, just can tackle rapidly the color corresponding with the kind of the leaf changing and brightness.
In the present invention, the method that transmits control signal and control as the drive circuit to full-color LED 62, can use the method for direct current (DC) continuous current and the method for control impuls electric current controlled, but, compare the DC continuous current control method of (Response time) the slow and shortcoming that resolution (Resolution) is low that there is response speed, the pulse width modulation (PWM, Pulse Width Modulation) that preferably adopts realization and brilliance control with multiple color to be relatively easy to 10KHz left and right is basic pulse current control mode.
A kind of embodiment as described impulse modulation (PWM) mode, keep the output cycle (Period) of microcontroller certain, and this cycle is divided into 0-255, by dutycycle (Duty Cycle), the pulse width on 256 rank is carried out to unit control, thereby can within the scope of 0-100%, carry out to output signal stage controls, when dutycycle is 0 rank, full-color LED 62 will be closed (OFF), when dutycycle is 255 rank, the output of the light of first, second, third LED light source 21,31,41 reaches 100%.
In this way, the dutycycle that forms the primitive colours LED of the redness (Red) of monolithic type (One Chip Type) full color (Full Color) LED, green (Green), blue (Blue) to being incorporated into is respectively controlled, and can realize at an easy rate and illumination and the brightness (light quantity) of screening object leaf same color (Color).
For example, in the situation that while keeping the color brightness adjusting of full-color LED 62, by making to be incorporated into the power supply dutycycle of the LED of redness (Red), green (Green), blue (Blue), with same ratio, increase, thus can same color brightness adjusting.
The present invention is incorporated into the dutycycle of the pulse of full-color LED by control, can not only prevent the heating that the overcurrent of full-color LED drive circuit causes and reduce power loss, and can individually carry out stable luminosity to the RGB LED of three looks and control, to obtain the illumination of multiple color.
On the other hand, the state that the leaf 2 that carries out downhill race along the first inclination external member 16 belongs to non-defective unit and defective products and deposits, when falling, the screening region y to described the first inclination external member 16 bottoms carries out color lighting by the first LED light source 21, the reverberation R1 of the leaf 2 reflecting by described color lighting photographs and incident with high-speed line scan mode in real time by the first colored CCD camera 24, the chromatic image of Real-time Obtaining leaf 2 is also input to controller 18, then carry out the color decision (judgement) of non-defective unit and defective products, when judgement (judgement) is fallen as bad leaf, from controller 18 output clear signals, by described clear signal, make the first injection valve 27a open, and then make compressed-air actuated gas circuit moment open, the compressed air of high pressure carries out moment injection by the first air inlet pipe 27 and the first spray gun 26, make bad leaf 2b be discharged to first by the first discharge external member 28 and accommodate bucket 51, non-defective unit leaf 2a through primary screening carries out downhill race and whereabouts to the second inclination external member 16a of the second color screening plant 30, thereby realize a color screening to non-defective unit leaf 2a and bad leaf 2b.
Through the leaf 2a of primary screening, when falling, the screening region of the second inclination external member 16a bottom carries out color lighting by the second LED light source 31, the reverberation R2 of the leaf 2a reflecting by described color lighting photographs and incident with high-speed line scan mode in real time by the second colored CCD camera 34, the chromatic image of Real-time Obtaining leaf 2a is also input to controller 18, then carry out the color decision (judgement) of non-defective unit and defective products, when judgement (judgement) is fallen as bad leaf, from controller 18 output clear signals, by described clear signal, make the second injection valve 37a open, and then make compressed-air actuated gas circuit moment open, the compressed air of high pressure carries out moment injection by the second air inlet pipe 37 and the second spray gun 36, make bad leaf 2d be discharged to second by the second discharge external member 38 and accommodate bucket 52, non-defective unit leaf 2c through postsearch screening carries out downhill race and whereabouts to the 3rd inclination external member 16b of third color screening plant 40, thereby realize the secondary color screening to non-defective unit leaf 2c and bad leaf 2d.
Through the leaf 2c of postsearch screening, when falling, the screening region of the 3rd inclination external member 16b bottom carries out color lighting by the 3rd LED light source 41, the reverberation R3 of the leaf 2c reflecting by described color lighting photographs and incident with high-speed line scan mode in real time by the 3rd colored CCD camera 44, the chromatic image of Real-time Obtaining leaf 2c is also input to controller 18, then carry out the color decision (judgement) of non-defective unit and defective products, when judgement (judgement) is fallen as bad leaf, from controller 18 output clear signals, by described clear signal, make the 3rd injection valve 47a open, and then make compressed-air actuated gas circuit moment open, the compressed air of high pressure carries out moment injection by the 3rd air inlet pipe 47 and the 3rd spray gun 46, make bad leaf 2f discharge external member 48 along the 3rd and carry out downhill race and whereabouts, be discharged to the 3rd and accommodate bucket 53, senior leaf 2e through three screenings carries out downhill race and whereabouts to the 4th inclination external member 49 by isolation part 50 separation, be discharged to the 4th and accommodate bucket 54, thereby realize the color screening of tertiary colo(u)r(s), obtain senior leaf 2e, complete high efficiency color screening.
In the present invention, if use monochromatic white light source as in the past, CCD camera is by the brightness of the nature of identification leaf.; in the situation that the color similarity of leaf; CCD camera is identified and will be subject to a lot of restrictions; on the contrary; when as the present invention, use primitive colours LED by red (Red), green (Green), blue (Blue) be combined into one and form monolithic type (One Chip Type) full-color LED 62 time; by making the light source that meets leaf 2 characteristics irradiate stronger; a little less than incongruent light source irradiates relatively; thereby widen the difference of non-defective unit and defective products and non-defective unit and foreign matter; easily to identify, carry out color screening.
For example, in the situation that the color of non-defective unit leaf is green, it is green that non-defective unit is, while there is pink in the defective products of leaf, in order to strengthen green and peach color distortion, can regulate respectively the dutycycle of first, second, third LED light source 21,31,41, make redness stronger, green a little less than, peach so bad leaf is relatively bright, thus the difference between the pink of the green and bad leaf of non-defective unit leaf will increase relatively.Therefore, although be identical leaf, can differentiate at an easy rate non-defective unit and defective products by color distortion, thereby carry out effectively screening, remove.
In addition, for size and color similarity, but the leaf that surface light reflectivity is different and synthetic resin, previous methods is difficult to identify or differentiate, and in the present invention, by color lighting, can obviously distinguish color and the light reflectivity of leaf and synthetic resin, therefore can identify at an easy rate and differentiate.
In the present invention, except passing through by red (Red), green (Green), primitive colours LED and the infrared LEDs of blue (Blue) are combined into a monolithic type forming (One Chip Type) full-color LED, or and use by red (Red), green (Green), the near infrared ray LED that the primitive colours LED of blue (Blue) is combined into a monolithic type forming (One Chip Type) full-color LED and setting in addition carries out beyond Colour selection and light quantity adjusting, the feature that can also utilize rate of water absorption difference to cause color or light and shade significant difference to change, effectively screen the same or analogous leaf of color or light and shade and foreign matter.
For example, the first LED light source 21 that replaces the first color screening plant 20, adopt near infrared ray (NIR) LED to carry out near infrared ray illumination, a CCD camera 24 that replaces described the first color screening plant 20, adopt near infrared ray (NIR) CCD camera to carry out near infrared ray illumination, because rate of water absorption difference causes color or light and shade significant difference difference, therefore can effectively screen color or the same or analogous leaf of light and shade and foreign matter.
In these cases, while adopting visible illumination, color or the light and shade of leaf and foreign matter are same or similar, but while using near infrared ray (NIR) illumination, due to rate of water absorption difference, so the color of causing or light and shade significant difference are different, therefore can effectively screen color or the same or analogous leaf of light and shade and the foreign matter of leaf 2.
In addition, the present invention is being converted to the analog signal of utilizing 24,34,44 pairs of leaves of first, second, third colored CCD camera (or color image sensor) 2 to carry out line sweep and obtaining after data signal, to carry out smooth correction to signal, and therefore can more positively carry out the good and the bad judgement of leaf.
, the present invention is to original signal, for example utilize first, second, the 3rd colored CCD camera 24, 34, 44 carry out high-speed line scanning and the imaged image signal of the leaf that obtains of photographing, utilize A/D converter to be converted to after data signal, utilize image processor and the calculation apparatus of controller 18 that data signal is revised and calculated, and export revised signal, to by first, second, the 3rd colored CCD camera 24, 34, the distortion of 44 lens and the signal of video signal that produces carries out undistorted correction, thereby can be by first, second, third color screening plant 20, 30, 40 positively screen the good and the bad of leaf 2, to improve screening rate.
The present invention is when the white light that utilizes fluorescent lamp or cold-cathode tube (CCFL) throws light on, if color or the light and shade of leaf 2 and foreign matter are same or similar, cannot screen, but under the state that utilizes full-color LED to throw light on the color identical with leaf 2 and identical light quantity, the view data obtaining photographing respectively by first, second, third CCD camera 24,34,44 is input to controller 18 and carries out Screening Treatment, thus Screening Treatment leaf 2 and bad leaf and foreign matter etc. effectively.
Fig. 5 is by the circuit module figure of the illustrated controller 18 of one embodiment of the present invention, the input part of the control part C being comprised of PLC or central processing unit etc. is connected with respectively setting unit S and colored CCD camera 24, 34, 44 and luminous inductive pick-up F, wherein, setting unit comprises keyboard and for initialize the replacement portion of (Reset) when control part C is abnormal, keyboard can carry out pattern (mode) and select, the present invention first, second, third color screening plant 20, 30, 40 the selection of opening (ON)/pass (OFF) and communication pattern etc., and input and various data are set, colored CCD camera utilizes color lighting to obtain the color (or color and light and shade) of leaf and foreign matter, luminous inductive pick-up forms by monitoring the photoconduction electric unit (CDS) of light a lamp/turn-off of LED light source 21,31,41 or optical sensor etc.
The efferent of above-mentioned control part C is connected with respectively: the duty or the various abnormal display part D that show various duties, mode of operation, settings, currency, various device; To LED light source 21,31,41, supply with the LED driver L of driving power; Be connected in the LED light source 21,31,41 of the efferent of described LED driver L; Air inlet pipe 27,37,47 is carried out to switching manipulation, can be to injection valve 27a, 37a, the 47a of first, second, third spray gun 26,36,46 inject high pressure air; Make supply unit set 13 vibrations and/or swing, thereby on the one hand the leaf that is positioned over supply unit set 13 evenly being spread out, making on the one hand leaf to oscillator 14 and/or first motor 15 of the first inclination external member 16 whereabouts of bottom; And make second, third, the 4th accommodate bucket and 52,53,54 swing (or vibration), thereby the second motor 56 of the pendulous device 55 that the cause to fall and break senior leaf 2e that discharges and bad leaf 2f, 2d, 2b discharge.
To the pwm control signal of described LED driver L output control part C, LED light source 21,31,41 is realized and leaf 2,2a, 2c same color (Color) and well-lit illumination by the dutycycle of the power supply (or pulse) with pulse width modulation introducing.
A kind of embodiment as described pulse width modulation, in the situation that keeping PWM output the cycle, (Period) be certain, this cycle is divided into 0-255, and by dutycycle (Duty Cycle), the pulse width on 256 rank is carried out to unit control, thereby within the scope of 0-100%, output signal is carried out to interim control, when dutycycle is 0 rank, LED light source 21, 31, 41 close (OFF), when dutycycle is 255 rank, LED light source 21, 31, 41 light output reaches 100%, control in this way dutycycle, can realize at an easy rate and illumination and the brightness (light quantity) of screening object leaf same color (Color).
Input part/efferent at described control part C is connected with respectively: store working procedure and the M of internal memory portion of control program that the various actuators such as colored CCD camera 24,34,44, LED light source 21,31,41, injection valve 27a, 37a, 47a, oscillator 4, first, second motor 15,56 are controlled etc.; And possess and can receive the control of master controller or communicate with it or the network of the communication interface of transceiving data.Described network is connected with respectively the master controller that the colored CCD camera 24,34,44 of a plurality of settings and LED light source 21,31,41 etc. are carried out Long-distance Control and a plurality of three stage color screening systems 1 are controlled, to carry out Long-distance Control.
The efferent of described control part C is also connected with not to be had illustratedly for driving the driver of various actuators, and described setting unit S can use respectively or mixed common keyboard, switch group, touch-screen etc.
The data of described internal memory portion are read and are upgraded by control part C, for various control and demonstration and alarm etc. to actuator, by controller or master controller is newly-generated or the data of input, revise data, service data etc. and carry out sending and receiving by communication interface and network.
Described display part D can by represent power supply supply condition power on light, represent compound compositions the such as the liquid crystal display (LCD) in work such as various sensor class and actuator, seven-segment display (Seven-Segment), light emitting diode, or according to circumstances by touch-screen, form display part, with the facility of seeking to use.
In the present invention, first, second, third colored CCD camera 24,34,44, by first, second, third cover 24a, 34a, 44a and outside isolated, therefore can not be subject to interference and the impact of outside luminous ray.
Described air compressor 17 is supplied with the compressed air of high pressure to first, second, third air inlet pipe 27,37,47 and first, second, third spray gun 26,36,46, thereby can carry out high-pressure injection to bad leaf 2b, 2d, 2f or foreign matter etc. screens, in first, second, third air inlet pipe 27,37,47, be respectively arranged with injection valve 27a, 37a, 47a that controlled device 18 is controlled, to make respectively the gas circuit of first, second, third air inlet pipe 27,37,47 open or close.
Utilize described first, second, third colored CCD camera 24,34,44 and LED light source 21,31,41 to detect bad leaf 2b, 2d, 2f or foreign matter, utilize controller 18 that described injection valve 27a, 37a, 47a are opened, the compressed air instantaneous pressure that is supplied to first, second, third spray gun 26,36,46 through conduit sprays, make bad leaf 2b, 2d, 2f and foreign matter discharge external member 28,38,48 to each and fall to discharging, final non-defective unit leaf 2e discharges to inclination external member 49.
In the present invention, near the luminous inductive pick-up F that utilization arranges first, second, third LED light source 21,31,41 responds to lighting a lamp and turn-off of first, second, third LED light source 21,31,41, therefore, can sense at work (in service) due to part LED fault at once or the brightness of illumination that causes of turning off the light declines or first, second, third LED light source 21,31,41 at least more than one LED light source fault or underlit, thereby can tackle rapidly.
In the present invention, first, second guided plate 29,39 in the lower tilt setting of first, second spray gun 26,36 can guide the non-defective unit leaf 2a, the 2c that filter out respectively, make it all enter respectively second, third inclination external member 16a, 16b and carry out downhill race, therefore, non-defective unit leaf 2a, 2c can not depart from second, third inclination external member 16a, 16b.
In the present invention, as shown in Figure 3, the indirect illumination light producing by near the reflecting plate arranging LED light source 21 carries out indirect lighting to leaf 2, and (efficiently) screening is removed color and is different from the bad leaf of leaf 2 or foreign matter etc. more effectively.
On the other hand, leaf color screening machine is in the past only leaf to be carried out the one-phase screening structure of primary screening, not only productivity declines, screening effeciency is low, and in order to obtain the leaf of non-defective unit, the leaf of primary screening need to be put into repeatedly to leaf color screening machine and be carried out repeated screening, therefore not only operability declines, productivity is low, and need transporting apparatus that the leaf of primary screening is put into leaf color screening machine again, in repeatedly repeatedly transfer the process of (input) and color screening with transporting apparatus, the original shape of leaf is damaged or is damaged more, therefore overall quality is declined greatly, but the present invention has adopted three stages step sizing structure, thereby disposablely eliminated above-mentioned problem in the past.
Although the present invention is various to the little and shape of screening proportion, appearance, the leaves such as the green tea that color change is violent, black tea, chrysanthemum, peppermint carry out color screening and are illustrated, even but efficiency some is low, also can be applicable to the color screening of the heavy grain such as rice, barley, wheat, soybean.
The present invention as above is not limited to the present embodiment and accompanying drawing, within not departing from the scope of the technology of the present invention thought, can carry out multiple displacement, distortion and change, and this is apparent for those skilled in the art of the invention.
Claims (11)
1. three stage color screening systems, is characterized in that, this three stages color screening system comprises: be arranged on board top, color is screened to the feedway that object is supplied to the first color screening plant; Be arranged on described feedway bottom, to utilize colored CCD camera to photograph to color screening object, judge whether bad after, utilize pressure-air to spray to remove the method for defective products to carry out the first color screening plant that color screens; Be arranged on described the first color screening plant bottom, to utilize colored CCD camera, the color screening object after primary screening is photographed, judge whether bad after, the second color screening plant that utilizes pressure-air to spray to remove the method for defective products to carry out secondary color screening; And be arranged on described the second color screening plant bottom, to utilize colored CCD camera, the color screening object after postsearch screening is photographed, judge whether bad after, the third color screening plant that utilizes pressure-air to spray to remove the method for defective products to carry out the color screening of tertiary colo(u)r(s); Described three stage color screening systems carry out three continuous color screenings to color screening object.
2. three stage color screening systems according to claim 1, is characterized in that, described the first color screening plant comprises: be arranged on the bottom of the first inclination external member, screen the first LED light source of object transmitted ray to the color of free-falling; Surround the first shell of described the first LED light source; Color screening object image to the colourama reflection by described the first LED light source carries out line sweep at a high speed, to obtain the first colored CCD camera of chromatic image; So that color screening object and foreign matter and dust cannot flow into the first cover that near the mode described the first LED light source and the first colored CCD camera is blocked; Be arranged on a side of described the first cover, catoptrical first transparency window of transmit color light source and color screening object; To utilizing the color screening object image that described the first colored CCD camera obtains to compare judgement, after judging non-defective unit and defective products, when having defective products, export the controller of clear signal; The clear signal of exporting by described controller, moment inject high pressure compressed air, defective products is put into the first discharge external member and discharges, thus the first spray gun and the first air inlet pipe that non-defective unit and defective products are screened; To described the first air inlet pipe, supply with the compressed-air actuated air compressor of high pressure; And be arranged in described the first air inlet pipe the first injection valve that makes the moment opening of compressed-air actuated gas circuit or close.
3. three stage color screening systems according to claim 1, is characterized in that, described the second color screening plant comprises: be arranged on the bottom of the second inclination external member, screen the second LED light source of object transmitted ray to the color of free-falling; Surround the second housing of described the second LED light source; Color screening object image to the colourama reflection by described the second LED light source carries out line sweep at a high speed, to obtain the second colored CCD camera of chromatic image; So that color screening object and foreign matter and dust cannot flow into the second cover that near the mode described the second LED light source and the second colored CCD camera is blocked; Be arranged on a side of described the second cover, catoptrical second transparency window of transmit color light source and color screening object; To utilizing the color screening object image that described the second colored CCD camera obtains to compare judgement, after judging non-defective unit and defective products, when having defective products, export the controller of clear signal; The clear signal of exporting by described controller, moment inject high pressure compressed air, defective products is put into the second discharge external member and discharges, thus the second spray gun and the second air inlet pipe that non-defective unit and defective products are screened; To described the second air inlet pipe, supply with the compressed-air actuated air compressor of high pressure; And be arranged in described the second air inlet pipe the second injection valve that makes the moment opening of compressed-air actuated gas circuit or close.
4. three stage color screening systems according to claim 1, is characterized in that, described third color screening plant comprises: be arranged on the bottom of the 3rd inclination external member, screen the 3rd LED light source of object transmitted ray to the color of free-falling; Surround the 3rd shell of described the 3rd LED light source; Color screening object image to the colourama reflection by described the 3rd LED light source carries out line sweep at a high speed, to obtain the 3rd colored CCD camera of chromatic image; So that color screening object and foreign matter and dust cannot flow into the 3rd cover that near the mode described the 3rd LED light source and the 3rd colored CCD camera is blocked; Be arranged on a side of described the 3rd cover, catoptrical the 3rd transparency window of transmit color light source and color screening object; To utilizing the color screening object image that described the 3rd colored CCD camera obtains to compare judgement, after judging non-defective unit and defective products, when having defective products, export the controller of clear signal; The clear signal of exporting by described controller, moment inject high pressure compressed air, defective products is put into the 3rd and discharges external member and discharge, thus the 3rd spray gun and the 3rd air inlet pipe that non-defective unit and defective products are screened; To described the 3rd air inlet pipe, supply with the compressed-air actuated air compressor of high pressure; And be arranged in described the 3rd air inlet pipe the 3rd injection valve that makes the moment opening of compressed-air actuated gas circuit or close.
5. according to three stage color screening systems described in any one in claim 1 to 4, it is characterized in that, described three stage color screening systems also comprise that being separately positioned on the first discharge external member, second discharges the bucket of accommodating that external member, the 3rd is discharged external member and the 4th inclination external member bottom.
6. three stage color screening systems according to claim 2, it is characterized in that, described three stage color screening systems also comprise and are arranged on the first spray gun bottom, leaf to the non-defective unit screening guides, and makes it successfully enter into the first guided plate that the second inclination external member is carried out downhill race.
7. three stage color screening systems according to claim 3, it is characterized in that, described three stage color screening systems also comprise and are arranged on the second spray gun bottom, leaf to the non-defective unit screening guides, and makes it successfully enter into the second guided plate that the 3rd inclination external member is carried out downhill race.
8. according to three stage color screening systems described in any one in claim 1 to 4, it is characterized in that, described three stage color screening systems also comprise and being arranged near LED light source, leaf are carried out to the reflecting plate of indirect lighting.
9. three stage color screening systems according to claim 5, is characterized in that, described three stage color screening systems also comprise makes to accommodate the pendulous device that bucket swings.
10. according to three stage color screening systems described in any one in claim 2 to 4, it is characterized in that, described three stage color screening systems also comprise and being separately positioned near the first LED light source, the second LED light source and the 3rd LED light source, for responding to the luminous inductive pick-up (F) of lighting a lamp and turning off the light.
11. according to three stage color screening systems described in any one in claim 2 to 4, it is characterized in that, described LED light source is the full-color LED assembly that utilizes a plurality of monolithic type full-color LEDs to form, and described monolithic type full-color LED is combined by red, green, blue primitive colours LED.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120006344A KR101194776B1 (en) | 2012-01-19 | 2012-01-19 | Color sorting device of three step |
| KR10-2012-0006344 | 2012-01-19 | ||
| PCT/KR2012/003229 WO2013108962A1 (en) | 2012-01-19 | 2012-04-26 | Three-stage color selection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103561876A true CN103561876A (en) | 2014-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280000426.6A Pending CN103561876A (en) | 2012-01-19 | 2012-04-26 | Three-stage color selection system |
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| Country | Link |
|---|---|
| KR (1) | KR101194776B1 (en) |
| CN (1) | CN103561876A (en) |
| WO (1) | WO2013108962A1 (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792797A (en) * | 2014-01-22 | 2015-07-22 | 克朗斯股份公司 | Device for the optical inspection of packaging objects in beverage technology |
| CN104792797B (en) * | 2014-01-22 | 2019-02-19 | 克朗斯股份公司 | For carrying out the device of optical check to the package object in beverage technologies |
| CN105689276A (en) * | 2014-11-27 | 2016-06-22 | 合肥美亚光电技术股份有限公司 | Separation system |
| CN104858156A (en) * | 2015-03-19 | 2015-08-26 | 安徽中科光电色选机械有限公司 | Multi-angle image collecting color sorter |
| CN105797972A (en) * | 2015-12-02 | 2016-07-27 | 安徽宏实光机电高科有限公司 | Adjustable repeated sorting and receiving device and color sorter formed by same |
| CN105537152A (en) * | 2016-01-21 | 2016-05-04 | 安徽捷迅光电技术有限公司 | Multilayer color sorter |
| CN107231720A (en) * | 2016-03-26 | 2017-10-03 | 上海冠瑞医疗设备股份有限公司 | A kind of control method based on all-colour LED |
| CN105689281A (en) * | 2016-04-22 | 2016-06-22 | 安徽捷迅光电技术有限公司 | Split color sorter |
| US10987701B2 (en) | 2016-06-28 | 2021-04-27 | Bühler UK Limited | Sorting or classifying apparatus |
| CN106378316A (en) * | 2016-12-09 | 2017-02-08 | 昭平县科学技术指导站 | Grading and color sorting device and method for tea |
| CN109174696A (en) * | 2018-11-20 | 2019-01-11 | 章恩宽 | A kind of tea color sorter |
| SE2250546A1 (en) * | 2022-05-04 | 2023-11-05 | Bomill Ab | Object distribution and conveying arrangement and system |
| WO2023214912A1 (en) * | 2022-05-04 | 2023-11-09 | Bomill Ab | Object distribution and conveying arrangement and system |
| SE545787C2 (en) * | 2022-05-04 | 2024-02-06 | Bomill Ab | Object distribution and conveying arrangement and system |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101194776B1 (en) | 2012-10-25 |
| WO2013108962A1 (en) | 2013-07-25 |
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