CN216792040U - Grain double-sided image acquisition device and device with same - Google Patents
Grain double-sided image acquisition device and device with same Download PDFInfo
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- CN216792040U CN216792040U CN202220200328.8U CN202220200328U CN216792040U CN 216792040 U CN216792040 U CN 216792040U CN 202220200328 U CN202220200328 U CN 202220200328U CN 216792040 U CN216792040 U CN 216792040U
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Abstract
The utility model belongs to the technical field of image acquisition, and discloses a grain double-sided image acquisition device which comprises a transparent carrier, a first scanning head, a second scanning head, a first background plate and a second background plate, wherein the transparent carrier is arranged on the first scanning head; the first scanning head is positioned at one side of the transparent carrier; the second scanning head is positioned at the other side of the transparent carrier, and the second scanning head and the first scanning head are arranged in a staggered manner relative to the transparent carrier; the first background plate is arranged opposite to the first scanning head and is positioned on one side of the transparent carrier away from the first scanning head, and the first background plate is connected with the first scanning head; the second background plate is arranged opposite to the second scanning head and is positioned on one side of the transparent carrier far away from the second scanning head, and the second background plate is connected with the first scanning head. According to the utility model, a high-quality picture of the grain can be obtained at a high-efficiency identification rhythm through the scanning head, and the subjectivity caused by human eye identification is abandoned. The utility model also discloses a grain quality identification device with the image acquisition device.
Description
Technical Field
The utility model belongs to the technical field of image acquisition, and particularly relates to a grain double-sided image acquisition device and a device with the same.
Background
At present, the quality detection of the grain generally adopts human eye recognition to remove the grain with unqualified quality, retain the grain with qualified quality, or carry out grading evaluation on the grain with different quality.
Because the result of human eye identification is accompanied by the subjective consciousness of identifying people, the detection result also brings unstable factors to final grain quality control.
In addition, the human eye recognition also has a problem of low detection efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a grain double-sided image acquisition device which can obtain high-quality images of grains at a high-efficiency identification rhythm through a scanning head and abandon subjectivity brought by human eye identification. The utility model also discloses a grain quality identification device with the image acquisition device. The specific technical scheme of the utility model is as follows:
grain two-sided image acquisition device includes:
a transparent carrier for holding the spread grains;
the first scanning head can move relative to the transparent carrier, and is positioned on one side of the transparent carrier;
the second scanning head can move relative to the transparent carrier, the second scanning head is positioned at the other side of the transparent carrier, and the second scanning head and the first scanning head are arranged in a staggered mode relative to the transparent carrier;
the first background plate is arranged opposite to the first scanning head and is positioned on one side of the transparent carrier, which is far away from the first scanning head, and the first background plate is connected with the first scanning head; and
the second background plate is arranged opposite to the second scanning head and is positioned on one side of the transparent carrier, which is far away from the second scanning head, and the second background plate is connected with the first scanning head.
The first background plate can move along with the first scanning head, and the second background plate can move along with the second scanning head, so that when grains are scattered on the transparent carrier, the front side and the back side of the grains can be rapidly scanned at one time through the driving of the first scanning head and the driving of the second scanning head, and high-quality grain pictures can be efficiently provided; and, the driving of the first scanning head and the driving of the second scanning can be performed by manual operation or automatic operation.
Preferably, the first scanning head and the first background plate are connected through a first frame;
the second scanning head and the second background plate are connected through a second frame.
The worker can drive the first and second boxes to realize the movement of the first and second scanning heads relative to the transparent carrier, so as to provide conditions for the grain scanning.
Preferably, the transparent carrier is fixedly arranged and is a glass plate;
further comprising:
the first driving mechanism is used for driving the first square frame to move; and
the second driving mechanism is used for driving the second frame to move;
wherein the first and second blocks have different areas in a radial direction.
Since the first frame and the second frame have different areas in the radial direction, the first frame is located inside the second frame or the second frame is located inside the first frame in the radial projection of the first frame and the second frame, and the movement of the first driving mechanism and the second driving mechanism does not interfere with each other.
Preferably, the first drive mechanism includes:
the first screw rod is in threaded connection with the first square frame;
the first sliding rod is connected with the first square frame in a sliding mode; and
the first motor is used for driving the first screw rod to rotate;
the first screw and the first slide bar are respectively positioned on two sides of the first square frame and are horizontally arranged.
The movement of the first square frame is provided by the first motor, when the first motor runs, the first screw rotates, so that the movement of the first square frame is realized, and the movement of the first square frame is more stable due to the arrangement of the first sliding rod.
Preferably, the second driving mechanism includes:
the second screw rod is in threaded connection with the second square frame;
a second slide bar in sliding connection with a second frame; and
the second motor is used for driving the second screw rod to rotate;
the second screw and the second slide bar are respectively positioned on two sides of the second square frame and are horizontally arranged.
The movement of the second frame is provided by a second motor, when the second motor runs, the second screw rod rotates, so that the movement of the second frame is realized, and the movement of the second frame is more stable due to the arrangement of the second sliding rod.
Preferably, the transparent carrier is fixedly arranged and is a glass plate;
further comprising:
and the first driving mechanism is used for driving the first frame and the second frame to move.
The first driving mechanism can drive the first frame and the second frame to move simultaneously, so that the manufacturing cost of the assembly is further reduced, and better synchronism is provided, and the scanning efficiency of the image acquisition device is improved.
Preferably, the first drive mechanism includes:
the first screw is in threaded connection with the first square frame and the second square frame;
the first sliding rod is connected with the first square frame and the second square frame in a sliding mode; and
the first motor is used for driving the first screw rod to rotate;
the first screw and the first slide bar are respectively positioned on two sides of the first square frame and are horizontally arranged.
The first frame and the second frame are moved by the first motor, when the first motor is operated, the first screw rod rotates, so that the first frame and the second frame are moved, and the first sliding rod is arranged, so that the first frame and the second frame are moved more stably.
Preferably, the first scanning head, the second scanning head, the first background plate and the second background plate are fixedly arranged; the transparent carrier is a transparent conveying belt;
further comprising:
the driving wheel is provided with a first driving mechanism for driving the driving wheel to rotate; and
the driven wheel is connected with the driving chain through a transparent carrier;
the first scanning head is positioned on the inner side of the transparent carrier, and the second scanning head is positioned on the outer side of the transparent carrier.
When transparent carrier is transparent conveyer belt, grain scatters on transparent conveyer belt, passes through first scanning head and second scanning head in proper order, or passes through second scanning head and first scanning head in proper order, and at this moment, except realizing the shooting to grain front and back, the grain that the completion was shot image and was obtained can also drop from its terminal of transporting the route, is favorable to grain to be retrieved.
Grain quality identification device includes as above the two-sided image acquisition device of grain.
Preferably, the method further comprises the following steps:
the display component is used for displaying the images acquired by the first scanning head and the second scanning head; and
and the processing assembly is used for analyzing the images acquired by the first scanning head and the second scanning head and judging the quality of the grain.
The display assembly can enable workers to visually obtain grain images; and the processing component can automatically judge the obtained grain image, so that a more objective detection result is provided.
Compared with the prior art, the grain quality detection method has the advantages that the grain quality detection is rapidly realized, the uncertainty caused by human eye identification judgment is eliminated by utilizing the first scanning head and the second scanning head, so that an objective image is provided for subsequent judgment, and the detection result is more accurately provided; when the grain scanning device scans, the first scanning head and the second scanning head move in real time without stopping at a specified position, so that the front and the back of the grain can be scanned at one time, and the detection speed is increased.
Drawings
FIG. 1 is a front cross-sectional view of an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of another embodiment of the present invention;
FIG. 3 is a rear cross-sectional view of another embodiment of the present invention;
FIG. 4 is a top view of another embodiment of the present invention;
FIG. 5 is a schematic diagram of another embodiment of the present invention.
In the figure: 1-a transparent support; 2-a first scanning head; 3-a second scanning head; 4-a first background plate; 5-a second background plate; 6-first box; 7-second box; 8-a first screw; 9-a first slide bar; 10-a second screw; 11-a driving wheel; 12-driven wheel.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments in order to make those skilled in the art better understand the technical solutions of the present invention.
As shown in fig. 1, the grain double-sided image acquisition device comprises a transparent carrier 1, a first scanning head 2 and a second scanning head 3 which can move relative to the transparent carrier 1, and a first background plate 4 and a second background plate 5; the transparent carrier 1 is used for placing spread grains; the first scanning head 2 is positioned at one side of the transparent carrier 1; the second scanning head 3 is positioned at the other side of the transparent carrier 1, and the second scanning head 3 and the first scanning head 2 are arranged in a staggered manner relative to the transparent carrier 1; the first background plate 4 is arranged opposite to the first scanning head 2 and is positioned on one side of the transparent carrier 1 away from the first scanning head 2, and the first background plate 4 is connected with the first scanning head 2; the second background plate 5 is arranged opposite to the second scanning head 3 and is positioned on one side of the transparent carrier 1 far away from the second scanning head 3, and the second background plate 5 is connected with the first scanning head 2.
In the present embodiment, the first scanning head 2 and the second scanning head 3 are linear scanning devices. The movement paths of the first and second scanning heads 2 and 3 are located in the length direction of the transparent carrier 1 and are linear, and in addition, the first and second scanning heads 2 and 3 perform reciprocating movement in the movement paths.
When a certain amount of grains needs to be subjected to quality identification, the amount of grains can be divided into two batches, namely a first batch and a second batch.
The first batch of grains are scattered on the transparent carrier 1, and the single grains are not shielded, namely the grains can be contacted but cannot be accumulated; and then moving the first scanning head 2 and the second scanning head 3 from one end of the transparent carrier 1 to the other end of the transparent carrier 1, namely, moving the first scanning head 2 and the second scanning head 3 in a first direction, in the process, the first scanning head 2 scans the front surface of the grain, and the second scanning head 3 scans the back surface of the grain, thereby obtaining front and back images of the grain at one time, and rapidly providing high-quality images for subsequent judgment.
Then cleaning the first batch of grains, and scattering the second batch of grains on the transparent carrier 1, wherein the scattering requirement is that the single grains are not shielded, namely the grains can be contacted but cannot be accumulated.
Then the first scanning head 2 and the second scanning head 3 move in the opposite direction of the first direction, namely the second direction, in the process, the first scanning head 2 scans the front side of the grain, and the second scanning head 3 scans the back side of the grain, so that the front and back images of the grain are obtained at one time, and a high-quality image is rapidly provided for subsequent judgment.
And then cleaning the second batch of grains, namely finishing the image acquisition of the certain amount of grains.
It should be noted that, in the above process, for a certain batch of grains, the movement of the first scanning head 2 and the second scanning head 3 is continuous and does not stay.
For better use of this embodiment, the first scanning head 2 and the first background plate 4 are connected by a first frame 6; the second scanning head 3 and the second background plate 5 are connected by a second frame 7.
The first frame 6 is an intermediate member between the first scanning head 2 and the first background plate 4, and the second frame 7 is an intermediate member between the second scanning head 3 and the second background plate 5, so that the driving of the first frame 6 enables the synchronous movement of the first scanning head 2 and the first background plate 4, and the driving of the second frame 7 enables the synchronous movement of the second scanning head 3 and the second background plate 5.
It should be noted that the first background plate 4 can provide a suitable background for the first scanning head 2, and in one aspect, scans the cleaned image for the grain, similarly to the second background plate 5.
For better use of this embodiment, the transparent carrier is fixedly arranged, and is a glass plate; the device also comprises a first driving mechanism and a second driving mechanism; the first driving mechanism is used for driving the first square frame 6 to move; the second driving mechanism is used for driving the second frame 7 to move; the first block 6 and the second block 7 have different areas in the radial direction.
In the embodiment, the first frame 6 and the second frame 7 are respectively driven by the first driving mechanism and the second driving mechanism to move, so that the first frame 6 can be arranged inside the second frame 7 or the second frame 7 can be arranged inside the first frame 6 in order to ensure that the first frame 6 and the second frame 7 do not interfere with each other.
In this embodiment, the moving speeds of the first frame 6 and the second frame 7 may be the same or different, and it should be noted that no matter how the moving speeds of the first frame 6 and the second frame 7 are set, the first frame 6 may not be moved to the inner side of the second frame 7 or the second frame 7 may be moved to the inner side of the first frame 6, otherwise the first scanning head 2 or the second scanning head 3 may not complete the proper scanning operation.
For better use of the present embodiment, the first driving mechanism comprises a first screw 8, a first slide bar 9 and a first motor; the first screw 8 is in threaded connection with the first square frame 6; the first slide bar 9 is connected with the first square frame 6 in a sliding way; the first motor is used for driving the first screw 8 to rotate; the first screw 8 and the first slide bar 9 are respectively positioned at two sides of the first square frame 6 and are horizontally arranged.
In this embodiment, the first frame 6 is supported by the first screw 8 and the first slide bar 9, and when the first screw 8 rotates, the first frame 6 simultaneously slides in the length direction of the first slide bar 9, i.e. the first direction or the second direction.
For better use of the present embodiment, the second driving mechanism comprises a second screw 10, a second slide bar and a second motor; the second screw 10 is in threaded connection with the second frame 7; the second sliding rod is connected with the second frame 7 in a sliding mode; the second motor is used for driving the second screw rod 10 to rotate; the second screw 10 and the second slide bar are respectively located at two sides of the second frame 7 and are horizontally arranged.
The second driving mechanism is arranged in the same way as the first driving mechanism, and will not be described in detail here.
As shown in fig. 2 to 4, in another embodiment, the transparent carrier is fixedly arranged and is a glass plate; the device also comprises a first driving mechanism which is used for driving the first square frame 6 and the second square frame 7 to move.
For better use of the present embodiment, the first driving mechanism comprises a first screw 8, a first slide bar 9 and a first motor; the first screw 8 is in threaded connection with the first square frame 6 and the second square frame 7; the first sliding rod 9 is connected with the first square frame 6 and the second square frame 7 in a sliding mode; the first motor is used for driving the first screw 8 to rotate; the first screw 8 and the first slide bar 9 are respectively positioned at two sides of the first square frame 6 and are horizontally arranged.
In this embodiment, the difference from the above-described embodiment is that only one driving mechanism is provided, and the first and second blocks 6 and 7 are both supported by the first screw 8 and the first slide bar 9, so that when the first screw 8 is rotated, the first and second blocks 6 and 7 are moved in synchronization.
It should be noted here that, in the above two embodiments, there is a fixedly arranged support frame, and for the first driving mechanism, the fixed end of the first motor is fixed to one end of the support frame, and the active end thereof is connected to the first screw rod 8; one end of the first screw rod 8, which is far away from the first motor, is rotatably connected with the support frame, and the same is true for the second driving mechanism.
In the embodiment where the first driving mechanism and the second driving mechanism are provided at the same time, it should be noted that the first driving mechanism and the second driving mechanism should be made to not interfere with each other by using different sectional areas of the first frame and the second frame.
Therefore, in any embodiment, the first frame and the second frame move in the same direction, that is, the first scanning head 2, the first background plate 4, the second scanning head 3, and the second background plate 5 move in the same direction in any state, and further, the moving speeds are equal.
As shown in fig. 5, in a further embodiment, the first scanning head 2, the second scanning head 3, the first background plate 4 and the second background plate 5 are fixedly arranged; the transparent carrier 1 is a transparent conveying belt; the device also comprises a driving wheel 11 and a driven wheel 12; the driving wheel 11 is provided with a first driving mechanism for driving the driving wheel to rotate; the driven wheel 12 is connected with the driving wheel 11 through the transparent carrier 1; the first scanning head 2 is positioned at the inner side of the transparent carrier 1, and the second scanning head 3 is positioned at the outer side of the transparent carrier 1.
In this embodiment, the first scanning head 2 is located on the inner side of the transparent carrier 1, it being understood that the corresponding first background plate 4 is located on the outer side of the transparent carrier 1; the second scanning head 3 is located on the outside of the transparent carrier 1, while it will be appreciated that a corresponding second background plate 5 is located on the inside of the transparent carrier 1. It should be noted that, since the first scanning head 2, the second scanning head 3, the first background plate 4 and the second background plate 5 are in a static state relative to the transparent carrier 1, it is necessary to ensure that the first scanning head 2, the second scanning head 3, the first background plate 4 and the second background plate 5 which are fixedly arranged do not affect the movement of the transparent carrier 1, and in this case, the fixed arrangement can be realized by using a structure similar to the first frame 6 and the second frame 7. When the grain collecting device is used, grains fall to the transparent carrier 1 from one end close to the driving wheel 11, sequentially pass through the first scanning head 2 and the second scanning head 3 to obtain images, and finally fall out from one end of the driven wheel 12 to complete grain collection.
It should be noted that in any of the embodiments, the scanning head may be replaced by a camera, and the difference is only in the manner of image recognition.
The grain quality identification device comprises the grain double-sided image acquisition device; the device also comprises a display component and a processing component; the display component is used for displaying images acquired by the first scanning head 2 and the second scanning head 3; the processing component is used for analyzing the images acquired by the first scanning head 2 and the second scanning head 3 and judging the quality of the grain.
Generally, the display component and the processing component can be part of a computer, namely after the grain quality identification device obtains images through the image acquisition device, workers can visually see whether the grains have defects from the computer, and the computer automatically judges the images through a program to objectively evaluate the grain quality. It should be noted that the above procedure is directly available to the operator.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and these modifications and adaptations should be considered within the scope of the utility model.
Claims (10)
1. Two-sided image acquisition device of grain, its characterized in that includes:
a transparent carrier for holding the spread grains;
the first scanning head can move relative to the transparent carrier, and is positioned on one side of the transparent carrier;
the second scanning head can move relative to the transparent carrier, the second scanning head is positioned at the other side of the transparent carrier, and the second scanning head and the first scanning head are arranged in a staggered mode relative to the transparent carrier;
the first background plate is arranged opposite to the first scanning head and is positioned on one side of the transparent carrier, which is far away from the first scanning head, and the first background plate is connected with the first scanning head; and
the second background plate is arranged opposite to the second scanning head and is positioned on one side of the transparent carrier, which is far away from the second scanning head, and the second background plate is connected with the first scanning head.
2. The grain double-sided image acquisition device according to claim 1, wherein the first scanning head and the first background plate are connected through a first frame;
the second scanning head and the second background plate are connected through a second frame.
3. The grain double-sided image acquisition device according to claim 2, wherein the transparent carrier is fixedly arranged and is a glass plate;
further comprising:
the first driving mechanism is used for driving the first square frame to move; and
the second driving mechanism is used for driving the second frame to move;
wherein the first and second blocks have different areas in a radial direction.
4. The grain double-sided image capturing device as claimed in claim 3, wherein the first driving mechanism comprises:
the first screw is in threaded connection with the first square frame;
the first sliding rod is connected with the first square frame in a sliding manner; and
the first motor is used for driving the first screw rod to rotate;
the first screw and the first sliding rod are respectively positioned on two sides of the first square frame and are horizontally arranged.
5. The grain double-sided image capturing device as claimed in claim 3, wherein the second driving mechanism comprises:
the second screw rod is in threaded connection with the second square frame;
a second slide bar in sliding connection with a second frame; and
the second motor is used for driving the second screw rod to rotate;
the second screw and the second slide bar are respectively positioned on two sides of the second square frame and are horizontally arranged.
6. The grain double-sided image acquisition device according to claim 2, wherein the transparent carrier is fixedly arranged and is a glass plate;
further comprising:
and the first driving mechanism is used for driving the first frame and the second frame to move.
7. The grain double-sided image capturing device as claimed in claim 6, wherein the first driving mechanism comprises:
the first screw is in threaded connection with the first square frame and the second square frame;
the first sliding rod is connected with the first square frame and the second square frame in a sliding mode; and
the first motor is used for driving the first screw rod to rotate;
the first screw and the first slide bar are respectively positioned on two sides of the first square frame and are horizontally arranged.
8. The grain double-sided image acquisition device according to claim 1, wherein the first scanning head, the second scanning head, the first background plate and the second background plate are fixedly arranged; the transparent carrier is a transparent conveying belt;
further comprising:
the driving wheel is provided with a first driving mechanism for driving the driving wheel to rotate; and
the driven wheel is connected with the driving chain through a transparent carrier;
the first scanning head is positioned on the inner side of the transparent carrier, and the second scanning head is positioned on the outer side of the transparent carrier.
9. The grain quality identification device is characterized by comprising the grain double-sided image acquisition device as claimed in any one of claims 1 to 8.
10. The grain quality recognition apparatus of claim 9, further comprising:
the display component is used for displaying images acquired by the first scanning head and the second scanning head; and
and the processing assembly is used for analyzing the images acquired by the first scanning head and the second scanning head and judging the quality of the grain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220200328.8U CN216792040U (en) | 2022-01-25 | 2022-01-25 | Grain double-sided image acquisition device and device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220200328.8U CN216792040U (en) | 2022-01-25 | 2022-01-25 | Grain double-sided image acquisition device and device with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216792040U true CN216792040U (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220200328.8U Active CN216792040U (en) | 2022-01-25 | 2022-01-25 | Grain double-sided image acquisition device and device with same |
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| Country | Link |
|---|---|
| CN (1) | CN216792040U (en) |
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- 2022-01-25 CN CN202220200328.8U patent/CN216792040U/en active Active
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