CN216979797U - Efficient litchi fruit image acquisition platform - Google Patents
Efficient litchi fruit image acquisition platform Download PDFInfo
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- CN216979797U CN216979797U CN202220373043.4U CN202220373043U CN216979797U CN 216979797 U CN216979797 U CN 216979797U CN 202220373043 U CN202220373043 U CN 202220373043U CN 216979797 U CN216979797 U CN 216979797U
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Abstract
The utility model discloses a high-efficiency litchi fruit image acquisition platform which comprises a machine table, a litchi fruit weight acquisition plate, a litchi fruit diameter grating measurement device, a litchi fruit image acquisition device and a PC (personal computer), wherein the litchi fruit weight acquisition plate is arranged in the middle of the table top of the machine table, the litchi fruit diameter grating measurement device is arranged at the side position of the litchi fruit weight acquisition plate, the litchi fruit image acquisition device is arranged right above the litchi fruit weight acquisition plate, the litchi fruit diameter grating measurement device and the litchi fruit image acquisition device are respectively connected with the PC, at least one positioning groove for fixing litchi fruits is arranged on the litchi fruit weight acquisition plate, and a weight sensor is arranged below the litchi fruit weight acquisition plate. According to the utility model, the litchi fruits can be fixed at any angle posture by the litchi fruit weight acquisition plate, meanwhile, litchi fruit weight data can also be obtained, the litchi fruit diameter data can be rapidly and accurately measured by the litchi fruit diameter grating measurement device, and the acquisition of a litchi fruit photo and data analysis can be rapidly and accurately completed.
Description
Technical Field
The utility model relates to the technical field of litchi fruit data acquisition, in particular to a high-efficiency litchi fruit image acquisition platform.
Background
The acquisition of the litchi fruit image data is mainly applied to the classification of litchi fruits and the cultivation research process of litchi fruit varieties. China is a big litchi planting country, and the quality requirement of fresh litchi in domestic high-end markets and export markets is high. The litchi is graded according to the quality, wherein the appearance size and the fruit weight of a single litchi fruit are important indexes for measuring the litchi fruit. At present, the litchi is classified in actual production according to fruits or mainly classified by manual sampling inspection, and because the litchi is not durable to keep fresh and visual fatigue is caused by long-term manual visual identification, errors are easy to generate, the production cost is improved, the intensity of workers is increased, and the accuracy is not high. In addition, in the process of cultivating and researching the variety of the litchi fruits, the litchi fruits also need to be subjected to image acquisition to obtain the overall dimension and the weight of the litchi single fruit. The conventional litchi fruit image acquisition mode is simple, only litchi fruits are fixed on a table top, then the litchi fruits are placed aside through an entity measuring ruler for comparison, and then photos of the fruits are obtained through camera shooting, so that the acquisition of the photos of the fruits and data analysis are completed. The image acquisition mode cannot adjust the angle of the litchi fruits facing the lens, and cannot rapidly and accurately measure the size data of the litchi fruits.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides an efficient litchi fruit image acquisition platform.
The technical scheme adopted by the utility model for realizing the technical effects is as follows:
the utility model provides a high-efficient litchi fruit image acquisition platform, includes board, the heavy board of gathering of litchi fruit, litchi fruit footpath grating measuring device, litchi fruit image acquisition device and PC, the heavy board of gathering of litchi fruit is established the mesa middle part of board, litchi fruit footpath grating measuring device establishes the side position of the heavy board of gathering of litchi fruit, litchi fruit image acquisition device establishes directly over the heavy board of gathering of litchi fruit, the heavy board of gathering of litchi fruit the grating measuring device of litchi fruit footpath and litchi fruit image acquisition device respectively with the PC is connected, the board middle part position of the heavy board of gathering of litchi fruit is equipped with at least one constant head tank that is used for fixed litchi fruit, the below of the heavy board of gathering of litchi fruit is equipped with weighing transducer.
Preferably, in the above efficient litchi fruit image collection platform, the litchi fruit weight collection plate is further provided with scale lines and a data display screen for displaying fruit weight data and fruit diameter data on two sides of the positioning groove.
Preferably, in the above efficient litchi fruit image acquisition platform, the number of the positioning grooves is two, the positioning grooves are transversely arranged on a grating path of the litchi fruit diameter grating measurement device, and a spacing distance is arranged between the two positioning grooves.
Preferably, in the above efficient litchi fruit image acquisition platform, the data display screen is of a two-split screen structure, and the corresponding fruit weight data and fruit diameter data of litchi fruits on the positioning groove are displayed on the corresponding split screens.
Preferably, in the above efficient litchi fruit image acquisition platform, the litchi fruit diameter grating measurement device includes a grating transmitter and a grating receiver which are arranged in parallel and oppositely, the grating transmitter is arranged on the left side of the litchi fruit weight acquisition plate, and the grating receiver is arranged on the right side of the litchi fruit weight acquisition plate.
Preferably, in the above efficient litchi fruit image acquisition platform, the litchi fruit image acquisition device is a fixed-focus camera, an annular parallel light source is arranged below the fixed-focus camera, the fixed-focus camera and the annular parallel light source are fixed on an upright rod, and the lower end of the upright rod is fixed on the machine table.
Preferably, in the above efficient litchi fruit image acquisition platform, the PC is fixed to one side of the machine platform by a bracket with an adjustable angle, and the bracket is further connected with a mouse and keyboard supporting plate horizontally arranged.
The utility model has the beneficial effects that: according to the efficient litchi fruit image acquisition platform, litchi fruits can be fixed at any angle posture through the litchi fruit weight acquisition plate, meanwhile, litchi fruit weight data can be acquired, litchi fruit diameter data can be rapidly and accurately measured through the litchi fruit diameter grating measurement device, and acquisition and data analysis of litchi fruit photos can be rapidly and accurately completed.
Drawings
FIG. 1 is a side view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a perspective view of the litchi fruit weight collection plate of the present invention.
Detailed Description
For a further understanding of the utility model, reference is made to the following description taken in conjunction with the accompanying drawings and specific examples, in which:
in the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, 2 and 3, an embodiment of the present invention provides an efficient litchi fruit image acquisition platform, which includes a machine table 1, a litchi fruit weight acquisition plate 2, a litchi fruit diameter grating measurement device 3, a litchi fruit image acquisition device 4 and a PC 6. Wherein, as shown in fig. 2, the litchi fruit weight collecting plate 2 is arranged in the middle of the table top of the machine table 1, the litchi fruit diameter grating measuring device 3 is arranged at the side position of the litchi fruit weight collecting plate 2, and the litchi fruit image collecting device 4 is arranged right above the litchi fruit weight collecting plate 2. Specifically, the litchi fruit weight acquisition plate 2, the litchi fruit diameter grating measurement device 3 and the litchi fruit image acquisition device 4 are respectively connected with a PC 6. The middle position of the plate surface of the litchi fruit weight collecting plate 2 is provided with at least one positioning groove 21 for fixing litchi fruits, a weight sensor is arranged below the litchi fruit weight collecting plate 2, the litchi fruits can be fixed in any angle posture through the positioning groove 21, and the weight of the litchi fruits can be accurately weighed to gram weight through the weight sensor. The litchi fruit diameter grating measuring device 3 is used for measuring the diameter of litchi fruits fixed on the litchi fruit weight collecting plate 2, the litchi fruit image collecting device 4 is used for photographing to obtain litchi fruit photos fixed on the litchi fruit weight collecting plate 2, and the integration analysis of data and the control of a platform can be completed through the PC 6.
Further, in the preferred embodiment of the present invention, as shown in fig. 3, the litchi fruit weight collection plate 2 is further provided with scale lines 22 and a data display screen 23 for displaying fruit weight data and fruit diameter data on both sides of the positioning groove 21. When the litchi fruit image acquisition device 4 takes a picture to acquire a litchi fruit picture fixed on the litchi fruit weight acquisition board 2, the fruit weight data and the fruit diameter data of the litchi fruit can also be displayed in the litchi fruit picture, and the scale mark 22 is used as a rough fruit diameter comparison and can be compared in the litchi fruit picture when the litchi fruit diameter grating measurement device 3 is not started.
Further, in the preferred embodiment of the present invention, as shown in fig. 3, the number of the positioning grooves 21 is two, and the two positioning grooves 21 are transversely arranged on the grating path of the litchi diameter grating measuring device 3, in order to avoid diffraction of light generated by the relatively short distance between the edges of the litchi fruit, a spacing distance is provided between the two positioning grooves 21, and the spacing distance is at least maintained at a distance of 3cm or more. When the positioning grooves 21 are arranged in a plurality of numbers, an independent weight sensor is arranged below each positioning groove 21, and the gram weight of the litchi fruits fixed on the positioning grooves 21 is weighed by the weight sensors below the corresponding positioning grooves 21. For the convenience of displaying contrast, when the number of the positioning grooves 21 is two, the data display screen 23 adopts a two-split screen structure, the fruit weight data and the fruit diameter data of the litchi fruits on the corresponding positioning grooves 21 are displayed on the corresponding split screens, and the correspondence is conveniently displayed in the picture of the litchi fruits.
Further, in a preferred embodiment of the present invention, as shown in fig. 2, the litchi fruit diameter grating measurement device 3 includes a grating transmitter 31 and a grating receiver 32, which are oppositely disposed in parallel, the grating transmitter 31 is disposed on the left side of the litchi fruit re-acquisition board 2, and the grating receiver 32 is disposed on the right side of the litchi fruit re-acquisition board 2. Specifically, the litchi fruit diameter grating measuring device 3 has the working principle that: after the grating transmitter 31 and the grating receiver 32 are powered on, infrared light emitted by the grating transmitter 31 is directly incident on the grating receiver 32 to form a horizontal light curtain, and a target object is placed on a path of the formed light curtain, so that a part of infrared light is blocked, and the corresponding grating receiver 32 cannot receive corresponding light signals at the corresponding photosensitive position. Specifically, the measuring light curtain uses synchronous scanning to identify the light-blocked line, firstly, a channel of the grating transmitter 31 emits light pulses, the corresponding grating receiver 32 searches for the corresponding pulses at the same time, when the light pulses are found, the scanning of one channel is completed, then the light beams are turned to the next channel until the scanning of some channels is completed, namely, a scanning period is formed, the light beams are recorded in the scanning period, the light beams are blocked, and a signal is output according to the system, namely, the measurement of litchi fruit diameter data is completed through a projection imaging method. As a preferred embodiment of the utility model, the litchi fruit diameter grating measuring device 3 adopts a grating ruler of PTM-A1 series.
Further, in a preferred embodiment of the present invention, as shown in fig. 1 and fig. 2, the litchi fruit image capturing device 4 is a fixed-focus camera, in order to improve the photographing quality of the picture of the litchi fruit, an annular parallel light source 9 is disposed below the fixed-focus camera, and the annular parallel light source 9 can uniformly supplement light for the litchi fruit fixed on the litchi fruit heavy-duty collecting plate 2, so that the captured picture of the litchi fruit is better exposed. Specifically, the fixed-focus camera and the annular parallel light source 9 are fixed on a vertical rod 8, and the lower end of the vertical rod 8 is fixed on the machine table 1. For convenient operation, this PC 6 is fixed in board 1 one side through an angle adjustable support 6, and support 6 is still connected with the mouse keyboard layer board 7 of horizontal setting, and this PC 6 is uploaded to litchi fruit photo and data accessible data line of gathering to accomplish data report form analysis and printout on PC 6.
In conclusion, the efficient litchi fruit image acquisition platform can fix litchi fruits at any angular posture through the litchi fruit weight acquisition plate, can acquire litchi fruit weight data, can quickly and accurately measure the litchi fruit diameter data through the litchi fruit diameter grating measurement device, and can quickly and accurately complete the acquisition of litchi fruit photos and data analysis.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined by the appended claims and their equivalents.
Claims (7)
1. The efficient litchi fruit image acquisition platform is characterized by comprising a machine table (1), a litchi fruit heavy acquisition plate (2), a litchi fruit diameter grating measurement device (3), a litchi fruit image acquisition device (4) and a PC (personal computer) (5), wherein the litchi fruit heavy acquisition plate (2) is arranged in the middle of a table board of the machine table (1), the litchi fruit diameter grating measurement device (3) is arranged at a side position of the litchi fruit heavy acquisition plate (2), the litchi fruit image acquisition device (4) is arranged right above the litchi fruit heavy acquisition plate (2), the litchi fruit diameter grating measurement device (3) and the litchi fruit image acquisition device (4) are respectively connected with the PC (5), at least one positioning groove (21) for fixing litchi fruits is arranged in the middle of the surface of the litchi fruit heavy acquisition plate (2), a weight sensor is arranged below the litchi fruit weight collecting plate (2).
2. The efficient litchi fruit image collection platform according to claim 1, wherein the litchi fruit weight collection plate (2) is further provided with scale marks (22) and a data display screen (23) for displaying fruit weight data and fruit diameter data on two sides of the positioning groove (21).
3. The efficient litchi fruit image acquisition platform according to claim 2, wherein the number of the positioning grooves (21) is two, the positioning grooves are transversely arranged on a grating path of the litchi fruit diameter grating measurement device (3), and a spacing distance is arranged between the two positioning grooves (21).
4. The efficient litchi fruit image collection platform according to claim 3, wherein the data display screen (23) is a two-split screen structure, and the fruit weight data and the fruit diameter data of litchi fruits on the corresponding positioning grooves (21) are displayed on the corresponding split screens.
5. The efficient litchi fruit image acquisition platform according to claim 1, wherein the litchi fruit diameter grating measurement device (3) comprises a grating transmitter (31) and a grating receiver (32) which are oppositely arranged in parallel, the grating transmitter (31) is arranged on the left side of the litchi fruit re-acquisition board (2), and the grating receiver (32) is arranged on the right side of the litchi fruit re-acquisition board (2).
6. The efficient litchi fruit image acquisition platform according to claim 1, wherein the litchi fruit image acquisition device (4) is a fixed-focus camera, an annular parallel light source (9) is arranged below the fixed-focus camera, the fixed-focus camera and the annular parallel light source (9) are fixed on an upright rod (8), and the lower end of the upright rod (8) is fixed on the machine table (1).
7. The efficient litchi fruit image acquisition platform according to claim 1, wherein the PC (5) is fixed to one side of the machine table (1) through a bracket (6) with an adjustable angle, and the bracket (6) is further connected with a mouse and keyboard supporting plate (7) which is horizontally arranged.
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CN202220373043.4U CN216979797U (en) | 2022-02-23 | 2022-02-23 | Efficient litchi fruit image acquisition platform |
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CN202220373043.4U CN216979797U (en) | 2022-02-23 | 2022-02-23 | Efficient litchi fruit image acquisition platform |
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CN202220373043.4U Active CN216979797U (en) | 2022-02-23 | 2022-02-23 | Efficient litchi fruit image acquisition platform |
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