CN215525505U - Double-sided image acquisition device - Google Patents
Double-sided image acquisition device Download PDFInfo
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- CN215525505U CN215525505U CN202122023928.XU CN202122023928U CN215525505U CN 215525505 U CN215525505 U CN 215525505U CN 202122023928 U CN202122023928 U CN 202122023928U CN 215525505 U CN215525505 U CN 215525505U
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Abstract
The utility model provides a double-sided image acquisition device, which comprises: front image acquisition subassembly, back image acquisition subassembly, transparent year flitch and actuating mechanism, wherein: the front image acquisition assembly comprises a first image acquisition unit and a first background plate, and the first image acquisition unit is positioned above the first background plate and a space is reserved between the first image acquisition unit and the first background plate to form a first image acquisition area; the back image acquisition assembly is positioned on one side of the front image acquisition assembly and comprises a second image acquisition unit and a second background plate, and the second image acquisition unit is positioned below the second background plate and a space is reserved between the second image acquisition unit and the second background plate to form a second image acquisition area; the driving mechanism is connected with the material carrying plate so as to drive the material carrying plate to move between the first image acquisition area and the second image acquisition area. The utility model can effectively ensure the definition of the image and is beneficial to the analysis and processing of the image.
Description
Technical Field
The utility model relates to the technical field of grain detection equipment, in particular to a double-sided image acquisition device.
Background
Before the grains are put in storage, the grains are graded to determine that the grains cannot meet the storage standard, wherein the grades of the grains are mainly graded according to the proportion of imperfect grains, the imperfect types comprise worm-eaten grains, scab grains, damaged grains, germinated grains, mildewed grains and the like, and taking wheat as an example, the grains are firstly sampled from the wheat to be put in storage and graded according to the proportion of the wheat with different defects in the samples. Most of the existing grain detection equipment in the current market adopts single-sided detection, and part of the detection equipment adopting double-sided detection also has the problem of background interference.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the background art, the utility model provides a double-sided image acquisition device.
The utility model provides a double-sided image acquisition device, which comprises: front image acquisition subassembly, back image acquisition subassembly, transparent year flitch and actuating mechanism, wherein:
the front image acquisition assembly comprises a first image acquisition unit and a first background plate, and the first image acquisition unit is positioned above the first background plate and a space is reserved between the first image acquisition unit and the first background plate to form a first image acquisition area;
the back image acquisition assembly is positioned on one side of the front image acquisition assembly and comprises a second image acquisition unit and a second background plate, and the second image acquisition unit is positioned below the second background plate and a space is reserved between the second image acquisition unit and the second background plate to form a second image acquisition area;
the driving mechanism is connected with the material carrying plate so as to drive the material carrying plate to move between the first image acquisition area and the second image acquisition area.
Preferably, the first background plate is provided with a first dark light source.
Preferably, the front image collecting assembly further comprises a first bright light source above the first background plate.
Preferably, the first bright light source comprises a first light-gathering cover and a first lamp bead arranged on the inner side wall of the second light-gathering cover, and the first light-gathering cover is of a frame structure.
Preferably, the first lamp beads are provided with a plurality of first lamp beads and are circumferentially arranged along the inner wall of the first light-gathering cover; the distance between the inner side wall of the first snoot and the central line of the first snoot is gradually increased from top to bottom.
Preferably, a second dark light source is arranged on the second background plate.
Preferably, the back image collecting assembly further comprises a second bright light source, and the second bright light source is located below the second background plate.
Preferably, the second bright light source comprises a second light condensation cover and second lamp beads arranged on the inner side wall of the second light condensation cover, and the second light condensation cover is of a frame structure.
Preferably, the second lamp beads are provided in plurality and are circumferentially arranged along the inner wall of the second condensation cover; the distance between the inner side wall of the second reticle and the center line thereof is increased from bottom to top in sequence.
Preferably, the device further comprises a loading mechanism, and the driving mechanism is used for driving the material carrying plate to move between the loading mechanism and the first image acquisition area and the second image acquisition area;
preferably, the feed mechanism includes a vibrator, a feed chute body vibrated by the vibrator to perform a linear feeding work, and a stock chest located above the feed chute body.
Preferably, the bottom of the storage tank is in an inclined state, the lowest end of the storage tank faces the output end of the feeding tank body, and a discharge hole is formed in the joint of the lowest end of the storage tank and the side wall of the storage tank.
Preferably, the blanking device also comprises a blanking mechanism used for removing the materials on the material carrying plate;
preferably, the blanking mechanism comprises a scraping plate and a secondary driving mechanism, the scraping plate is located on one side of the second image acquisition area, and the secondary driving mechanism is connected with the scraping plate and used for driving the scraping plate to move back and forth from one side of the second image acquisition area to the other side of the second image acquisition area.
In the utility model, a first image acquisition unit in a front image acquisition assembly is arranged above a first background plate, and a first image acquisition area is formed between the first image acquisition unit and the first background plate; the second image acquisition unit in the back image assembly is arranged below the second background plate to form a second image acquisition area between the second image acquisition area and the second background plate, the material carrying plate is driven by the driving mechanism to move between the first image acquisition area and the second image acquisition area, when the material carrying plate moves to the first image acquisition area, the first image acquisition unit in the front image acquisition assembly acquires front images from the upper part of the material carrying plate, the first background plate provides shielding below the material carrying plate to provide a uniform shooting background for grain seeds when the front images are acquired, and the grain seeds can acquire detailed characteristics of the epidermis of the grain seeds; when the material carrying plate moves to the second image acquisition area, the second image acquisition unit in the back image acquisition assembly acquires back images from the lower part of the material carrying plate, and the second background plate provides shielding above the material carrying plate so as to provide an even shooting background for grain seeds when acquiring the back images, so that the grain seeds can acquire the skin detail characteristics of the grain seeds. The setting mode can avoid background interference and ensure the definition of an image; in the front image acquisition process and the back image acquisition process, the samples are always positioned on the material carrying plate, and the samples do not need to move, so that the positions among the sample particles on the material carrying plate are relatively fixed, and the acquired images can be visually contrasted when the images are acquired twice, and the image analysis and processing are facilitated.
Drawings
Fig. 1 is a schematic structural diagram of a double-sided image capturing device according to the present invention.
Fig. 2 is a first perspective view of a double-sided image capturing device according to the present invention.
Fig. 3 is a second perspective view of a double-sided image capturing device according to the present invention.
The reference numerals in fig. 1-3 are illustrated as follows:
1-a feeding mechanism, 101-a storage tank, 102-a feed tank body, 103 and a vibrator; 2-carrying plate; 3-a drive mechanism; 4-positive image acquisition component, 401-first image acquisition unit, 402-first bright light source, 403-first background plate; 5-a back image acquisition assembly, 501-a second image acquisition unit, 502-a second bright light source, 503-a second background plate; 6-a switch valve; 7-blanking mechanism, 701-scraping plate, 702-collecting hopper, 703-power mechanism and 704-material receiving box.
Detailed Description
Referring to fig. 1-2, the present invention provides a two-sided image capturing apparatus, including: front image acquisition subassembly 4, back image acquisition subassembly 5, transparent year flitch 2 and actuating mechanism, wherein:
the front image capturing assembly 4 includes a first image capturing unit 401 and a first background plate 403, and the first image capturing unit 401 is located above the first background plate 403 with a space reserved therebetween to form a first image capturing area. The back image acquisition assembly 5 is positioned at one side of the front image acquisition assembly 4, the back image acquisition assembly 5 comprises a second image acquisition unit 501 and a second background plate 503, and the second image acquisition unit 501 is positioned below the second background plate 503 with a space reserved therebetween to form a second image acquisition area. The driving mechanism is connected with the material loading plate 2 to drive the material loading plate 2 to move between the first image acquisition area and the second image acquisition area.
When the material loading plate 2 moves to a first image acquisition area, the first image acquisition unit 401 in the front image acquisition assembly 4 acquires front images from the upper part of the material loading plate 2, and the first background plate 403 provides shielding under the material loading plate 2 so as to provide a uniform shooting background for grain seeds when acquiring the front images, so that the grain seeds can acquire the skin detail characteristics of the grain seeds; when the material loading plate 2 moves to the second image acquisition area, the second image acquisition unit 501 in the back image acquisition assembly 5 acquires back images from the lower part of the material loading plate 2, and the second background plate 503 provides shielding above the material loading plate 2 so as to provide an even shooting background for grain seeds when acquiring the back images, so that the grain seeds can acquire the skin detail characteristics of the grain seeds.
Therefore, the method can avoid background interference and ensure the definition of the image; in the front image acquisition process and the back image acquisition process, the positions of the sample particles on the material carrying plate 2 are relatively fixed, so that the acquired images can be visually contrasted when the images are acquired twice.
In this embodiment, the first background plate 403 is provided with a first dark light source. When carrying out positive image acquisition, the accessible is opened first dark light source and is formed brightly in order to form in the below of sample to see through cereal, the inside crack and the wormhole of messenger, inside hierarchy is clear, can gather grain seed grain inside detail characteristic, and the profile is clear, reduces and cuts apart the algorithm degree of difficulty.
Similarly, a second dark light source is disposed on the second background plate 503. When back image acquisition is performed, light can be created under the sample by turning on the second dark light source.
In this embodiment, the front image capturing assembly 4 further includes a first bright light source 402, the first bright light source 402 is located above the first background plate 403, and the front image capturing process is as follows:
when the first picture is taken, the first bright light source 402 is turned on and the first dark light source is turned off to provide a uniform shooting background for the grain during shooting using the first background plate 403.
During the second photo, the first bright light source 402 is turned off, and the first dark light source is turned on, so that grains can be seen through, the grain inner detail characteristics can be collected through the first image collection unit 401 through the view, and an even shooting background is provided for the grains.
Similarly, the back image collecting assembly 5 further includes a second bright light source 502, the second bright light source 502 is located below the second background plate 503, and the back image collecting process is as follows:
when the first picture is taken, the second bright light source 502 is turned on and the second dark light source is turned off to provide a uniform shooting background for the grains during shooting by using the second background plate 503.
When the second photo is taken, the second bright light source 502 is turned off and the second dark light source is turned on.
In this embodiment, the first bright light source 402 includes a first light-gathering cover and a first lamp bead installed on an inner side wall of the second light-gathering cover, and the first light-gathering cover is a frame structure; the first snoot of frame structure can make the even cereal surface that shoots on carrying material board 2 of light that first lamp pearl was launched, is favorable to each partial light of the image of gathering even.
Specifically, the method comprises the following steps: first lamp pearl is equipped with a plurality ofly to arrange along the inner wall circumference of first snoot, the interval between the inside wall of first snoot and its central line from top to bottom increases gradually in proper order, and the light beam of avoiding upper lamp pearl to send is sheltered from by lower floor's lamp pearl, with the homogeneity of further polishing.
Similarly, in this embodiment, the second bright light source 502 includes a second light condensation cover and a second light bead installed on an inner side wall of the second light condensation cover, and the second light condensation cover is a frame structure; the second light condensation cover of the frame structure can enable light emitted by the second lamp beads to be uniformly emitted to the grain surface on the material carrying plate 2.
Specifically, the method comprises the following steps: the second lamp pearl is equipped with a plurality ofly to arrange along the inner wall circumference of second condensation light cover, the interval between the inside wall of second condensation light cover and its central line increases progressively in proper order from bottom to top.
In the embodiment, the device further comprises a feeding mechanism 1, wherein the driving mechanism is used for driving the material carrying plate 2 to move among the feeding mechanism 1, the first image acquisition area and the second image acquisition area; when the material loading plate 2 enters the material loading mechanism 1, the material loading mechanism 1 conveys the samples onto the material loading plate 2, the material loading plate 2 sequentially carries the samples into the second image acquisition area to finish back image acquisition work, and the material loading plate 2 enters the first image acquisition area to finish front image acquisition work.
Specifically, the method comprises the following steps: the feeding mechanism 1 includes a vibrator 103, a feed chute body 102 which is vibrated by the vibrator 103 to perform linear feeding work, and a stock chest 101 which is located above the feed chute body 102, so that the stock chest 101 guides the material into the feed chute body 102, and the vibrator drives the feed chute body 102 to vibrate to move the material on the feed chute body 102 to the output end thereof.
In this embodiment, the bottom of the storage tank 101 is in an inclined state, and the lowest end of the storage tank faces the output end of the feed tank body 102, and the discharge port is arranged at the joint of the lowest end of the storage tank 101 and the side wall of the storage tank, so that the emptying effect of the storage tank 101 can be improved, and the material discharge direction of the storage tank can be consistent with the vibration discharge direction of the feed tank body 102, so as to reduce the bounce of the material.
Specifically, the method comprises the following steps: the storage tank 101 is also provided with a switch valve 6 for controlling the opening/closing of a discharge hole;
in this embodiment, the storage tank 101 has a feeding port, and the feeding port is located on the side wall of the storage tank 101; by arranging the feed opening on the side wall, foreign matters can be prevented from entering the storage tank 101 through the feed opening.
Specifically, the method comprises the following steps: the dog-house is with the highest end homonymy of stock chest 101 tank bottom, and the lower limb of dog-house links up with the highest end of stock chest 101 bottom. The feeding is convenient, the discharging dead angle can be further avoided, and the problem of internal accumulated material is found out.
Referring to fig. 3, in this embodiment, a blanking mechanism 7 is further included to remove the material on the material carrying plate 2.
Specifically, the method comprises the following steps: the blanking mechanism 7 comprises a scraping plate 701 and a secondary driving mechanism 703, the scraping plate 701 is located at one side of the second image acquisition area, and the secondary driving mechanism 703 is connected with the scraping plate 701 and used for driving the scraping plate 701 to move from one side of the second image acquisition area to the other side of the second image acquisition area in a reciprocating manner so as to achieve the scraping work.
Specifically, the method comprises the following steps: the auxiliary driving mechanism 703 comprises a first left driving wheel and a first right driving wheel which are oppositely arranged at two sides of the moving direction of the material loading plate 2, a first driving belt for connecting the first left driving wheel and the first right driving wheel, and a first motor for driving the first rotating wheel and/or the first right driving wheel to rotate; the scraping plate 701 is connected with the first transmission belt through the first mounting seat, so that the scraping plate 701 is driven to move by the movement of the first transmission belt.
In addition, in order to ensure the smoothness of the movement of the scraper plate 701, the embodiment further provides a first guide rail linearly arranged along the conveying direction of the first conveyor belt below the first mounting seat, and the first mounting seat is slidably fitted on the first guide rail.
In this embodiment, the blanking mechanism 7 further includes a collecting hopper 702 for collecting the blanking material and a material receiving box 704 located below the collecting hopper 702, and during the blanking operation, after the image acquisition information of the grains on the material carrying plate 2 is completed, the sub-driving mechanism 703 drives the scraper plate 701 to move so as to scrape and sweep the grains on the material carrying plate 2 into the collecting hopper 702, and finally the grains are collected by the material receiving box 704.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (10)
1. A duplex image capturing apparatus, comprising: positive image acquisition subassembly (4), back image acquisition subassembly (5), transparent year flitch (2) and actuating mechanism, wherein:
the front image acquisition assembly (4) comprises a first image acquisition unit (401) and a first background plate (403), and the first image acquisition unit (401) is positioned above the first background plate (403) with a space reserved between the first image acquisition unit and the first background plate to form a first image acquisition area;
the back image acquisition assembly (5) is positioned on one side of the front image acquisition assembly (4), the back image acquisition assembly (5) comprises a second image acquisition unit (501) and a second background plate (503), and the second image acquisition unit (501) is positioned below the second background plate (503) with a space reserved between the second image acquisition unit and the second background plate to form a second image acquisition area;
the driving mechanism is connected with the material carrying plate (2) to drive the material carrying plate (2) to move between the first image acquisition area and the second image acquisition area.
2. A two-sided image capture device as claimed in claim 1 wherein the first background plate (403) is provided with a first dark light source.
3. A double-sided image capture device as defined in claim 1 or 2 wherein the front-side image capture assembly (4) further comprises a first bright light source (402), the first bright light source (402) being located above the first background plate (403).
4. A double-sided image capturing device as claimed in claim 3, wherein the first illuminating source (402) comprises a first light-gathering cover and a first lamp bead mounted on the inner side wall of the second light-gathering cover, and the first light-gathering cover is a frame structure;
preferably, the first lamp beads are provided with a plurality of first lamp beads and are circumferentially arranged along the inner wall of the first light-gathering cover; the distance between the inner side wall of the first snoot and the central line of the first snoot is gradually increased from top to bottom.
5. A dual-sided image capture device as claimed in claim 1 wherein the second background plate (503) is provided with a second dark light source.
6. A dual-sided image capture device as claimed in claim 1 or 5, wherein the rear image capture assembly (5) further comprises a second bright light source (502), the second bright light source (502) being located below a second background plate (503).
7. The double-sided image acquisition device according to claim 6, wherein the second bright light source (502) comprises a second light condensation cover and a second light bead arranged on the inner side wall of the second light condensation cover, the second light condensation cover is positioned above the second image acquisition unit (501), and the second light condensation cover is of a frame structure;
preferably, the second lamp beads are provided in plurality and are circumferentially arranged along the inner wall of the second condensation cover; the distance between the inner side wall of the second reticle and the center line thereof is increased from bottom to top in sequence.
8. A duplex image capturing apparatus according to claim 1, further comprising a loading mechanism (1), the driving mechanism being adapted to drive the carrier plate (2) to move between the loading mechanism (1) and the first image capturing area and the second image capturing area.
9. A duplex image capturing apparatus according to claim 8, wherein the feeding mechanism (1) comprises a vibrator (103), a feed chute body (102) which is vibrated by the vibrator (103) to perform a linear feeding work, and a stock tank (101) which is located above the feed chute body (102);
preferably, the bottom of the storage tank (101) is in an inclined state, the lowest end of the storage tank faces the output end of the feed tank body (102), and a discharge hole is formed at the joint of the lowest end of the storage tank and the side wall of the storage tank.
10. A two-sided image capture device as defined in claim 1 further comprising a blanking mechanism (7) for removing material from the carrier plate (2);
preferably, the blanking mechanism (7) comprises a scraper plate (701) and a secondary driving mechanism (703), the scraper plate (701) is positioned at one side of the second image acquisition area, and the secondary driving mechanism (703) is connected with the scraper plate (701) and is used for driving the scraper plate (701) to move back and forth from one side of the second image acquisition area to the other side of the second image acquisition area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122023928.XU CN215525505U (en) | 2021-08-25 | 2021-08-25 | Double-sided image acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122023928.XU CN215525505U (en) | 2021-08-25 | 2021-08-25 | Double-sided image acquisition device |
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| Publication Number | Publication Date |
|---|---|
| CN215525505U true CN215525505U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122023928.XU Active CN215525505U (en) | 2021-08-25 | 2021-08-25 | Double-sided image acquisition device |
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| CN (1) | CN215525505U (en) |
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2021
- 2021-08-25 CN CN202122023928.XU patent/CN215525505U/en active Active
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