阅读说明：本技术 一种农产品质量检测装置及方法 (Agricultural product quality detection device and method ) 是由 周祖煜 余敏 王俊霞 陈煜人 李天齐 于 2021-07-20 设计创作，主要内容包括：本申请为一种农产品质量检测装置,其包括：输入传送单元、质量检测单元、输出传送单元以及与各单元电连接的控制中心,所述质量检测单元包括固定于输入传送单元上的多角度设置的多个第一图像获取单元,所述多个第一图像获取单元位于同一水平面且垂直于输入传送单元,所述质量检测单元还包括通过固定杆固定于输入传送单元上的尺寸获取单元,所述尺寸获取单元与输入传送单元平行设置,所述质量检测单元还包括位于输入传送单元下方的称重单元,所述称重单元与尺寸获取单元对应设置；所述输出传送单元水平连接所述输入传送单元,提供一种农产品质量检测装置,实现从多维度综合检测农产品的质量,并对农产品进行分级,提高农产品商品化处理的准确度。(The application is an agricultural product quality detection device, it includes: the quality detection unit comprises a plurality of first image acquisition units which are fixed on the input transmission unit and are arranged at multiple angles, the first image acquisition units are positioned on the same horizontal plane and are perpendicular to the input transmission unit, the quality detection unit further comprises a size acquisition unit which is fixed on the input transmission unit through a fixing rod, the size acquisition unit is arranged in parallel with the input transmission unit, the quality detection unit further comprises a weighing unit which is positioned below the input transmission unit, and the weighing unit is arranged corresponding to the size acquisition unit; the output conveying unit is horizontally connected with the input conveying unit, the agricultural product quality detection device is provided, the quality of agricultural products is comprehensively detected from multiple dimensions, the agricultural products are classified, and the commodity processing accuracy of the agricultural products is improved.)

1. An agricultural product quality inspection device, comprising: an input transmission unit (1), a quality detection unit (2), an output transmission unit (3) and a control center electrically connected with each unit,

the quality detection unit (2) comprises a plurality of first image acquisition units (21) which are fixed on the input transmission unit (1) and arranged at multiple angles, the plurality of first image acquisition units (21) are positioned on the same horizontal plane and are vertical to the input transmission unit (1), and the plurality of first image acquisition units (21) are arranged at relatively equal offset angles;

the quality detection unit (2) further comprises a size acquisition unit (23) fixed on the input conveying unit (1) through a fixing rod (22), the size acquisition unit (23) is arranged in parallel with the input conveying unit (1), and the size acquisition unit (23) is positioned right above the central positions of the plurality of first image acquisition units (21);

the quality detection unit (2) further comprises a weighing unit (24) positioned below the input conveying unit (1), and the weighing unit (24) is arranged corresponding to the size acquisition unit (23);

the output transmission unit (3) is horizontally connected with the input transmission unit (1), the output transmission unit (3) comprises a plurality of output lines (31), and the inlet ends of the output lines (31) are combined and then connected with the input transmission unit (1).

2. The agricultural product quality inspection device of claim 1, wherein: the quality detection unit (2) further includes a second image acquisition unit (25) provided on the size acquisition unit (23), the second image acquisition unit (25) being located directly above the center positions of the plurality of first image acquisition units (21).

3. The agricultural product quality inspection device of claim 1, wherein: the input conveying unit (1) is provided with a plurality of transparent trays (11) which are arranged at equal intervals.

4. The agricultural product quality inspection device of claim 3, wherein: the quality detection unit (2) further comprises a third image acquisition unit (26) arranged at the center position inside the transparent tray (11).

5. The agricultural product quality inspection device of claim 1, wherein: the input conveying unit (1) is provided with a plurality of transparent pallets (12) which are arranged at equal intervals, the top of each transparent pallet (12) is provided with a recess, the input conveying unit (1) is provided with a fourth image acquisition unit (27), the fourth image acquisition unit (27) is located at the central positions of the first image acquisition units (21), and the plane where the fourth image acquisition unit (27) is located is higher than the plane where the input conveying unit (1) is located and lower than the plane where the bottom surfaces of the transparent pallets (12) are located.

6. The agricultural product quality inspection device of claim 1, wherein: still be provided with print table (13) on input transfer unit (1), the output of print table (13) is provided with scalable push rod.

7. The agricultural product quality inspection device of claim 1, wherein: a grading rod (4) is arranged at the joint of the output transmission unit (3) and the input transmission unit (1).

8. The agricultural product quality inspection device of claim 1, wherein: the conveying belt surface of input conveying unit (1) is provided with anti-skidding subsides, anti-skidding subsides surface is equipped with unevenness's anti-skidding line, anti-skidding subsides adopt the rubber material to make.

9. The agricultural product quality inspection device of claim 3, wherein: the surface of the conveying belt of the input conveying unit (1) is smoothly arranged.

10. A method for inspecting quality of agricultural products based on the apparatus for inspecting quality of agricultural products according to any of claims 1 to 9, comprising: the method comprises the following steps:

the first step is as follows: placing agricultural products to be quality-tested on the input conveying unit (1), and stopping the operation of the input conveying unit (1) when the agricultural products to be quality-tested are transmitted to the central positions of the plurality of first image acquisition units (21);

the second step is that: the first image acquisition units (21) acquire side image features of agricultural products to be quality-detected and transmit the acquired image features to the control center;

the third step: the size acquisition unit (23) acquires the size characteristics of the agricultural product to be quality-detected and transmits the acquired size characteristics to the control center;

the fourth step: the weighing unit (24) acquires weight characteristics of agricultural products to be subjected to quality detection and transmits the acquired weight characteristics to the control center;

the fifth step: the control center processes the image characteristics, the size characteristics and the weight characteristics of the agricultural products to be quality detected through the quality detection model to obtain the quality scores of the agricultural products to be quality detected, and the output transmission unit (3) outputs the agricultural products to be quality detected from the plurality of output lines (31) according to the instructions of the control center to complete the quality detection of the agricultural products to be quality detected.

Technical Field

The application relates to the field of agricultural product quality detection, in particular to an agricultural product quality detection device and method.

Background

At present, the prices of agricultural products in the market are different, the price of the products is closely related to the quality of the products, the quality of the products and the price are in a direct proportion relation when the agricultural products in the market stand on a consumer stand, if the quality of the agricultural products in the market are low and the price is too high, the consumer can consider that the cost performance of the agricultural products is low, so that the trust of the market is lost, the commodity processing of the agricultural products is an important means for improving the competitiveness and the value of the products, the commodity value of the agricultural products can be greatly improved through the commodity processing, and in terms of the quality of fruits, in the international market and the domestic market, the consumer can define the quality of the purchased fruits according to external qualities such as the size, the weight, the appearance and the like which are easy to distinguish when choosing the fruits.

Through the quality detection of the agricultural products, the quality grading of the agricultural products is always a key step in the commercialized treatment after the agricultural products are picked, and the proper quality grading can prolong the storage period of the products, and more importantly can increase the market competitiveness of the agricultural products and improve the economic value of the agricultural products.

If at the agricultural product letter sorting stage of assembly line in-process, just carry out accurate quality grading for agricultural product, price correspondingly to the agricultural product of the different grades of quality again, just can let the accurate consumption of consumer, reduce unnecessary customer and run off.

The quality detection method of agricultural products in the current market is mostly only used for detecting the weight and the size, the detection method is single, and some instruments can damage the agricultural products, so that the quality detection of the agricultural products is not accurate enough, and unnecessary loss can be generated.

Disclosure of Invention

The purpose of the application is: the quality detection device and method for the agricultural products are provided, the quality of the agricultural products is comprehensively detected from multiple dimensions, the agricultural products are graded, and the accuracy of commercialized treatment of the agricultural products is improved.

The purpose of this application is accomplished through following technical scheme, an agricultural product quality testing device, it includes: an input transmission unit, a quality detection unit, an output transmission unit and a control center electrically connected with each unit,

the quality detection unit comprises a plurality of first image acquisition units which are arranged in a multi-angle mode and fixed on the input transmission unit, the first image acquisition units are positioned on the same horizontal plane and are vertical to the input transmission unit, and the first image acquisition units are arranged in a relatively-offset angle mode;

the quality detection unit further comprises a size acquisition unit fixed on the input transmission unit through a fixing rod, the size acquisition unit is arranged in parallel with the input transmission unit, and the size acquisition unit is positioned right above the central positions of the plurality of first image acquisition units;

the quality detection unit also comprises a weighing unit positioned below the input conveying unit, and the weighing unit is arranged corresponding to the size acquisition unit;

the output transmission unit is horizontally connected with the input transmission unit and comprises a plurality of output lines, and the inlet ends of the plurality of output lines are combined and then connected with the input transmission unit.

Preferably, the quality detection unit further includes a second image acquisition unit provided on the size acquisition unit, the second image acquisition unit being located directly above the center positions of the plurality of first image acquisition units.

Preferably, a plurality of transparent trays arranged at equal intervals are arranged on the input conveying unit.

Preferably, the quality detection unit further comprises a third image acquisition unit disposed at a central position inside the transparent tray.

Preferably, the input conveying unit is provided with a plurality of transparent pallets arranged at equal intervals, the tops of the transparent pallets are provided with recesses, the input conveying unit is provided with a fourth image acquisition unit, the fourth image acquisition unit is located at the center of the plurality of first image acquisition units, and the plane where the fourth image acquisition unit is located is higher than the plane where the input conveying unit is located and lower than the plane where the bottom surfaces of the transparent pallets are located.

Preferably, the input conveying unit is further provided with a printing table, and the output end of the printing table is provided with a telescopic push rod.

Preferably, a grading rod is arranged at the connection position of the output transmission unit and the input transmission unit.

Preferably, the surface of the conveying belt of the input conveying unit is provided with an anti-slip paste, the surface of the anti-slip paste is provided with uneven anti-slip lines, and the anti-slip paste is made of rubber.

Preferably, the conveyor belt surface of the input conveyor unit is smoothly arranged.

A method of testing based on any of the above quality testing devices for agricultural products, comprising:

the first step is as follows: placing the agricultural products to be quality-detected on an input conveying unit, and stopping the input conveying unit when the agricultural products to be quality-detected are conveyed to the central positions of the plurality of first image acquisition units;

the second step is that: the first image acquisition units acquire side position image features of agricultural products to be quality detected and transmit the acquired image features to the control center;

the third step: the size acquisition unit acquires the size characteristics of the agricultural product to be quality-detected and transmits the acquired size characteristics to the control center;

the fourth step: the weighing unit acquires weight characteristics of agricultural products to be subjected to quality detection and transmits the acquired weight characteristics to the control center;

the fifth step: the control center processes the image characteristics, the size characteristics and the weight characteristics of the agricultural products to be quality detected through the quality detection model to obtain the quality scores of the agricultural products to be quality detected, and the output transmission unit outputs the agricultural products to be quality detected from the plurality of output lines according to the instructions of the control center to complete quality detection of the agricultural products to be quality detected.

A quality detection model based on the quality detection method of the agricultural products comprises a first model, the first model is standardized and converted into a first data set with uniform dimensions through a collected first data set, the first data set with uniform dimensions is trained through a regression algorithm to obtain a plurality of candidate models, the candidate models are subjected to a cross-validation method to obtain a first model, an evaluation score of the quality characteristics of the agricultural products to be quality-detected is calculated according to the first model, the quality detection model further comprises a second model, the collected second data set is determined among a plurality of preset evaluation partitions, the second data set comprises a plurality of second image characteristics of a plurality of orientations of the collected samples and a plurality of test scores corresponding to the second image characteristics of a plurality of orientations of the collected samples, and the test scores are classified and graded among the preset evaluation partitions, obtaining a plurality of preliminary evaluation subareas corresponding to a plurality of second image features of different directions of the plurality of collected samples, training the second image features of the plurality of directions of the plurality of collected samples and the plurality of preliminary evaluation subareas through a residual error network algorithm to obtain a plurality of sub-models, forming a second model by the plurality of sub-models, determining a plurality of evaluation subareas of a plurality of first image features of the agricultural product to be evaluated according to the second model, and mapping an evaluation subarea calculated by the first model to one evaluation subarea of the plurality of evaluation subareas determined by the second model to obtain a quality subarea of the agricultural product to be evaluated.

Preferably, the evaluation score calculated by the first model is mapped to the smallest evaluation partition among the plurality of evaluation partitions determined by the second model, so as to obtain the quality score of the agricultural product to be evaluated.

Preferably, the evaluation score calculated by the first model is mapped to one evaluation section of a plurality of evaluation sections determined by the second model, when the evaluation score belongs to the one evaluation section, the quality score of the agricultural product to be evaluated is equal to the evaluation score, and when the evaluation score does not belong to the one evaluation section, the quality score of the agricultural product to be evaluated is equal to the average value of the sum of the maximum values of the evaluation score and the evaluation section.

Preferably, the evaluation score calculated by the first model is mapped to the smallest evaluation partition among the plurality of evaluation partitions determined by the second model, when the evaluation score belongs to the evaluation partition, the quality score of the agricultural product to be evaluated is equal to the evaluation score, and when the evaluation score does not belong to the evaluation partition, the quality score of the agricultural product to be evaluated is equal to the average value of the sum of the maximum values of the evaluation score and the evaluation partition.

Compared with the prior art, the application has the following obvious advantages and effects:

1. utilizing an agricultural product quality detection device comprising: the system comprises an input transmission unit, a quality detection unit, an output transmission unit and a control center electrically connected with each unit, wherein the quality detection unit comprises a plurality of first image acquisition units which are fixed on the input transmission unit and are arranged at multiple angles, the plurality of first image acquisition units are positioned on the same horizontal plane and are vertical to the input transmission unit, and the plurality of first image acquisition units are arranged at equal offset angles; the quality detection unit further comprises a size acquisition unit fixed on the input transmission unit through a fixing rod, the size acquisition unit is arranged in parallel with the input transmission unit, and the size acquisition unit is positioned right above the central positions of the plurality of first image acquisition units; the quality detection unit also comprises a weighing unit positioned below the input conveying unit, and the weighing unit is arranged corresponding to the size acquisition unit; output transfer unit horizontal connection input transfer unit, output transfer unit includes many output lines, many output line entrance points are connected with input transfer unit after merging, provide an agricultural product quality detection device, realize the quality of detecting agricultural product from multidimension synthesis to grade agricultural product, improve the degree of accuracy that agricultural product commercialization was handled.

Drawings

Fig. 1 is an overall structural arrangement diagram of an embodiment of the present application.

Fig. 2 is an overall structural arrangement diagram of another embodiment of the present application.

List of parts in this application

1	Input transfer unit
		11	Transparent tray
12	Transparent support
		13	Printing table
2	Quality detection unit
		21	First image acquisition unit
22	Fixing rod
		23	Cun acquisition unit
24	Weighing cell
		25	Second image obtaining unit
26	Third image acquisition unit
		27	The fourth image is obtainedFetching unit
3	Output transfer unit
		31	Output line
4	Grading rod

Detailed Description

Specific embodiments thereof are described below in conjunction with the following description and the accompanying drawings to teach those skilled in the art how to make and use the best mode of the present application. For the purpose of teaching application principles, the following conventional aspects have been simplified or omitted. Those skilled in the art will appreciate variations from these embodiments that fall within the scope of the application. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the present application. In the present application, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, and are not used to limit the scope of the invention, and the relative relationship between the terms and the corresponding terms may be changed or adjusted without substantial technical change. Thus, the present application is not limited to the specific embodiments described below, but only by the claims and their equivalents.

Fig. 1 shows a specific embodiment of the agricultural product quality inspection device of the present application.

This agricultural product quality detection device includes: the agricultural product quality detection system comprises an input conveying unit 1, a quality detection unit 2, an output conveying unit 3 and a control center electrically connected with the units, wherein the input conveying unit 1 conveys agricultural products to be quality detected to the quality detection unit 2 and then outputs the agricultural products to be quality detected from the output conveying unit 3, the quality detection unit 2 comprises a plurality of first image acquisition units 21 which are fixed on the input conveying unit 1 and are arranged at multiple angles, the first image acquisition units 21 are positioned on the same horizontal plane and are vertical to the input conveying unit 1, the agricultural products to be quality detected are placed on the input conveying unit 1, the first image acquisition units 21 are positioned on the same horizontal plane and are vertical to the agricultural products to be quality detected, when the first image acquisition units 21 acquire side position image characteristics of the agricultural products to be quality detected, the acquired images cannot be incomplete due to the inclination of the first image acquisition units 21, the plurality of first image acquisition units 21 are arranged at relatively equal offset angles, so that the plurality of first image acquisition units 21 can be ensured to acquire image characteristics of agricultural products to be quality-detected at different angles in a balanced manner, the plurality of first image acquisition units 21 are connected with the input transmission unit 1 in a lifting manner, the heights of the plurality of first image acquisition units 21 can be conveniently adjusted, and the agricultural product quality detection device can be suitable for quality detection of agricultural products to be quality-detected at different sizes; the quality detection unit 2 further comprises a size acquisition unit 23 fixed on the input transmission unit 1 through a fixing rod 22, the size acquisition unit 23 is arranged on the fixing rod 22 in a lifting mode, so that the agricultural product quality detection device can be suitable for quality detection of agricultural products to be detected with different sizes, the size acquisition unit 23 is arranged in parallel with the input transmission unit 1, the size acquisition unit 23 is located right above the central positions of the first image acquisition units 21, the size is measured in parallel from the central position, accuracy of size measurement of the agricultural products to be detected with different sizes is guaranteed, the quality detection unit 2 further comprises a weighing unit 24 located below the input transmission unit 1, and the weighing unit 24 is arranged corresponding to the size acquisition unit 23; the output transfer unit 3 is horizontally connected with the input transfer unit 1, the output transfer unit 3 comprises a plurality of output lines 31, and the inlet ends of the plurality of output lines 31 are combined and then connected with the input transfer unit 1.

When the agricultural product quality detection device is used, firstly, agricultural products to be quality detected are placed on the input conveying unit 1, and when the agricultural products to be quality detected are conveyed to the central positions of the plurality of first image acquisition units 21, the input conveying unit 1 stops running; then, the plurality of first image acquisition units 21 acquire side position image features of the agricultural product to be quality-detected and transmit the acquired image features to the control center; the size obtaining unit 23 obtains the size characteristics of the agricultural product to be quality-detected and transmits the obtained size characteristics to the control center; the weighing unit 24 acquires weight characteristics of agricultural products to be quality-detected and transmits the acquired weight characteristics to a control center; the control center processes the image characteristics, the size characteristics and the weight characteristics of the agricultural products to be quality detected through the quality detection model to obtain the quality scores of the agricultural products to be quality detected, and the output transmission unit 3 outputs the agricultural products to be quality detected from the plurality of output lines 31 according to the instructions of the control center to complete the quality detection of the agricultural products to be quality detected.

As shown in fig. 1, in the embodiment of the present application, the agricultural product quality detection apparatus includes: the agricultural product quality detection device comprises an input conveying unit 1, a quality detection unit 2, an output conveying unit 3 and a control center electrically connected with the units, wherein a plurality of transparent trays 11 arranged at equal intervals are arranged on the input conveying unit 1, the surface of a conveying belt of the input conveying unit 1 is smoothly arranged, the transparent trays 11 are adsorbed on the input conveying unit 1, the transparent trays 11 can be prevented from sliding, and the transparent trays 11 are used for placing agricultural products to be quality detected.

The input conveying unit 1 conveys the agricultural products to be quality detected to the quality detection unit 2, the agricultural products to be quality detected are output from the output conveying unit 3 after quality detection is finished, the quality detection unit 2 comprises a plurality of first image acquisition units 21 which are fixed on the input conveying unit 1 and arranged in multiple angles, the plurality of first image acquisition units 21 are positioned on the same horizontal plane and are vertical to the input conveying unit 1, the agricultural products to be quality detected are placed on the input conveying unit 1, the plurality of first image acquisition units 21 are positioned on the same horizontal plane and are vertical to the agricultural products to be quality detected, when the plurality of first image acquisition units 21 acquire side position image characteristics of the agricultural products to be quality detected, images cannot be acquired due to inclination of the first image acquisition units 21, the plurality of first image acquisition units 21 are arranged in a relative equal offset angle, and the plurality of first image acquisition units 21 are ensured to acquire image characteristics of different angles of the agricultural products to be quality detected in a balanced manner, the plurality of first image acquisition units 21 are connected with the input transmission unit 1 in a lifting manner, so that the heights of the plurality of first image acquisition units 21 can be conveniently adjusted, and the agricultural product quality detection device can be suitable for quality detection of agricultural products to be quality detected in different sizes; the quality detection unit 2 further comprises a third image acquisition unit 26 arranged at the central position inside the transparent tray 11, the third image acquisition unit 26 acquires the bottom image characteristics of the agricultural products to be quality detected, the third image acquisition unit 26 is arranged at the central position inside the transparent tray 11, the design can ensure that the third image acquisition unit 26 can acquire the image characteristics of the agricultural products to be quality detected from the central position at the bottom of the agricultural products to be quality detected more accurately, the quality detection unit 2 further comprises a size acquisition unit 23 fixed on the input transmission unit 1 through a fixing rod 22, the size acquisition unit 23 can be arranged on the fixing rod 22 in a lifting way, so that the agricultural product quality detection device can be suitable for quality detection of agricultural products to be quality detected with different sizes, the size acquisition unit 23 is arranged in parallel to the input transmission unit 1, and the size acquisition unit 23 is arranged right above the central positions of the plurality of first image acquisition units 21, the size is measured in parallel from the central position, the accuracy of the size measurement of the agricultural product to be quality-detected is ensured, the quality detection unit 2 further comprises a second image acquisition unit 25 arranged on the size acquisition unit 23, the second image acquisition unit 25 is positioned right above the central positions of the plurality of first image acquisition units 21, the second image acquisition unit 25 acquires the top image characteristics of the agricultural product to be quality-detected, the design can ensure that the second image acquisition unit 25 acquires the image characteristics of the agricultural product to be quality-detected from the top central position of the agricultural product to be quality-detected more accurately, the quality detection unit 2 further comprises a weighing unit 24 positioned below the input conveying unit 1, and the weighing unit 24 is arranged corresponding to the size acquisition unit 23; the output transfer unit 3 is horizontally connected with the input transfer unit 1, the output transfer unit 3 comprises a plurality of output lines 31, and the inlet ends of the plurality of output lines 31 are combined and then connected with the input transfer unit 1.

When the agricultural product quality detection device is used, agricultural products to be quality detected are firstly placed on the transparent tray 11 of the input conveying unit 1, and when the agricultural products to be quality detected are conveyed to the central positions of the plurality of first image acquisition units 21, the input conveying unit 1 stops running; then, the plurality of first image acquisition units 21 acquire side position image features of the agricultural product to be quality-detected and transmit the acquired image features to the control center; the third image acquisition unit 26 acquires bottom image characteristics of agricultural products to be quality-detected and transmits the acquired image characteristics to the control center; the second image acquisition unit 25 acquires top image characteristics of agricultural products to be quality-detected and transmits the acquired image characteristics to the control center; the size obtaining unit 23 obtains the size characteristics of the agricultural product to be quality-detected and transmits the obtained size characteristics to the control center; the weighing unit 24 acquires weight characteristics of agricultural products to be quality-detected and transmits the acquired weight characteristics to a control center; the control center processes the image characteristics, the size characteristics and the weight characteristics of the agricultural products to be quality detected through the quality detection model to obtain the quality scores of the agricultural products to be quality detected, and the output transmission unit 3 outputs the agricultural products to be quality detected from the plurality of output lines 31 according to the instructions of the control center to complete the quality detection of the agricultural products to be quality detected.

Specifically, as shown in fig. 1, in the embodiment of the present application,

this agricultural product quality detection device includes: the agricultural product quality detection system comprises an input transmission unit 1, a quality detection unit 2, an output transmission unit 3 and a control center electrically connected with each unit, wherein the input transmission unit 1 is used for conveying agricultural products to be quality detected to the quality detection unit 2 and outputting the agricultural products to be quality detected from the output transmission unit 3 after the quality detection is finished, an anti-slip sticker is arranged on the surface of a conveying belt of the input transmission unit 1, uneven anti-slip patterns are arranged on the surface of the anti-slip sticker, the anti-slip sticker is made of rubber materials and prevents the agricultural products to be quality detected from slipping off in the transmission process, the quality detection unit 2 comprises a plurality of first image acquisition units 21 which are fixed on the input transmission unit 1 and arranged in multiple angles, the plurality of first image acquisition units 21 are located on the same horizontal plane and perpendicular to the input transmission unit 1, the agricultural products to be quality detected are placed on the input transmission unit 1, and the plurality of first image acquisition units 21 are located on the same horizontal plane and perpendicular to the agricultural products to be quality detected, when the plurality of first image acquisition units 21 acquire the side position image features of the agricultural products to be quality detected, the acquired images are not incomplete due to the inclination of the first image acquisition units 21, the plurality of first image acquisition units 21 are arranged at relatively equal offset angles, the plurality of first image acquisition units 21 are ensured to acquire the image features of the agricultural products to be quality detected at different angles in a balanced manner, and the plurality of first image acquisition units 21 are connected with the input transmission unit 1 in a lifting manner, so that the heights of the plurality of first image acquisition units 21 can be conveniently adjusted, and the agricultural product quality detection device can be suitable for quality detection of agricultural products to be quality detected with different sizes; the quality detection unit 2 further comprises a size acquisition unit 23 fixed on the input transmission unit 1 through a fixing rod 22, the size acquisition unit 23 is arranged on the fixing rod 22 in a lifting manner, so that the agricultural product quality detection device can be suitable for quality detection of agricultural products to be quality detected in different sizes, the size acquisition unit 23 is arranged in parallel with the input transmission unit 1, the size acquisition unit 23 is positioned right above the central positions of the plurality of first image acquisition units 21 and measures the size in parallel from the central position, the accuracy of size measurement of the agricultural products to be quality detected is ensured, the quality detection unit 2 further comprises a second image acquisition unit 25 arranged on the size acquisition unit 23, the second image acquisition unit 25 is positioned right above the central positions of the plurality of first image acquisition units 21, and the second image acquisition unit 25 acquires top image characteristics of the agricultural products to be quality detected, the design can ensure that the second image acquisition unit 25 can acquire the image characteristics of the agricultural product to be quality-detected from the top center position of the agricultural product to be quality-detected more accurately, the quality detection unit 2 further comprises a weighing unit 24 positioned below the input conveying unit 1, and the weighing unit 24 is arranged corresponding to the size acquisition unit 23; still be provided with print table 13 on the input transfer unit 1, the output of print table 13 is provided with scalable push rod, works as control center and calculates the quality of waiting to detect the quality of agricultural product and divide the back, and print out corresponding quality branch by print table 13 to print through the sticker form, scalable push rod paste the sticker that is printed with the quality branch to waiting to detect the quality on the agricultural product, output transfer unit 3 with input transfer unit 1 junction is provided with hierarchical pole 4, and hierarchical pole 4 can go up and down and can 360 rotatory settings relative input transfer unit 1, and hierarchical pole 4 calculates the quality of waiting to detect the quality of agricultural product according to control center, adjusts the rotation angle, will wait to detect the quality agricultural product and push away to its output line 31 that corresponds, will wait the quality of quality to detect the agricultural product and classify the output in grades.

When the agricultural product quality detection device is used, agricultural products to be quality detected are firstly placed on the anti-skid conveying belt on the input conveying unit 1, and when the agricultural products to be quality detected are conveyed to the central positions of the plurality of first image acquisition units 21, the input conveying unit 1 stops running; then, the plurality of first image acquisition units 21 acquire side position image features of the agricultural product to be quality-detected and transmit the acquired image features to the control center; the second image acquisition unit 25 acquires top image characteristics of agricultural products to be quality-detected and transmits the acquired image characteristics to the control center; the size obtaining unit 23 obtains the size characteristics of the agricultural product to be quality-detected and transmits the obtained size characteristics to the control center; the weighing unit 24 acquires weight characteristics of agricultural products to be quality-detected and transmits the acquired weight characteristics to a control center; the control center processes the image characteristics, the size characteristics and the weight characteristics of the agricultural products to be quality detected through the quality detection model to obtain the quality scores of the agricultural products to be quality detected, the printing table 13 prints the quality scores of the agricultural products to be quality detected and sticks the quality scores on the agricultural products to be quality detected, the grading rod 4 calculates the quality scores of the agricultural products to be quality detected according to the control center, the rotating angle is adjusted, the agricultural products to be quality detected are pushed to the corresponding output line 31, the agricultural products to be quality detected with different quality scores are classified and output in a grading mode, and the quality detection of the agricultural products to be quality detected is completed.

As shown in fig. 2, in the embodiment of the present application, the agricultural product quality detection apparatus includes: the agricultural product quality detection device comprises an input transmission unit 1, a quality detection unit 2, an output transmission unit 3 and a control center electrically connected with each unit, wherein the input transmission unit 1 conveys agricultural products to be quality detected to the quality detection unit 2 and then outputs the agricultural products from the output transmission unit 3 after the quality detection is finished, a plurality of transparent pallets 12 arranged at equal intervals are arranged on the input transmission unit 1, the top of each transparent pallet 12 is provided with a recess, when the agricultural products to be quality detected are placed in the recesses at the top of the transparent pallets 12 during use, the agricultural products to be quality detected can be prevented from sliding off, the quality detection unit 2 comprises a plurality of first image acquisition units 21 which are fixed on the input transmission unit 1 and are arranged at multiple angles, the plurality of first image acquisition units 21 are positioned on the same horizontal plane and are perpendicular to the input transmission unit 1, and the agricultural products to be quality detected are placed on the input transmission unit 1, the plurality of first image acquisition units 21 are located on the same horizontal plane and are perpendicular to the agricultural products to be quality-detected, when the plurality of first image acquisition units 21 acquire the side position image features of the agricultural products to be quality-detected, the incomplete acquired images caused by the inclination of the first image acquisition units 21 are avoided, the plurality of first image acquisition units 21 are arranged at relatively equal offset angles, the plurality of first image acquisition units 21 are ensured to acquire the image features of the agricultural products to be quality-detected at different angles in a balanced manner, the plurality of first image acquisition units 21 are connected with the input transmission unit 1 in a lifting manner, so that the heights of the plurality of first image acquisition units 21 are convenient to adjust, and the agricultural product quality detection device can be suitable for quality detection of agricultural products to be quality-detected with different sizes; the input conveying unit 1 is provided with a fourth image acquiring unit 27, the fourth image acquiring unit 27 is located at the central position of the plurality of first image acquiring units 21, the plane of the fourth image acquiring unit 27 is higher than the plane of the input conveying unit 1 and lower than the plane of the bottom surface of the transparent pallet 12, when the agricultural product to be quality detected reaches the central positions of the plurality of first image acquiring units 21, the fourth image acquiring unit 27 is located at the bottom of the central position of the transparent pallet 12 to acquire the bottom image characteristics of the agricultural product to be quality detected, the quality detecting unit 2 further comprises a size acquiring unit 23 fixed on the input conveying unit 1 through a fixing rod 22, the size acquiring unit 23 is arranged on the fixing rod 22 in a lifting manner, so that the agricultural product quality detecting device can be suitable for quality detection of agricultural products to be quality detected with different sizes, the size acquisition unit 23 is arranged in parallel with the input conveying unit 1, the size acquisition unit 23 is positioned right above the center positions of the plurality of first image acquisition units 21, the size is measured in parallel from the center positions, the accuracy of size measurement of agricultural products to be quality-detected is ensured, the quality detection unit 2 further comprises a weighing unit 24 positioned below the input conveying unit 1, and the weighing unit 24 is arranged corresponding to the size acquisition unit 23; the output transfer unit 3 is horizontally connected with the input transfer unit 1, the output transfer unit 3 comprises a plurality of output lines 31, and the inlet ends of the plurality of output lines 31 are combined and then connected with the input transfer unit 1.

When the agricultural product quality detection device is used, firstly, agricultural products to be quality detected are placed in the concave on the transparent pallet 12 on the input conveying unit 1, and when the agricultural products to be quality detected are conveyed to the central positions of the plurality of first image acquisition units 21, the input conveying unit 1 stops running; then, the plurality of first image acquisition units 21 acquire side position image features of the agricultural product to be quality-detected and transmit the acquired image features to the control center; the fourth image obtaining unit 27 obtains bottom image characteristics of the agricultural product to be quality detected, and transmits the obtained image characteristics to the control center; the size obtaining unit 23 obtains the size characteristics of the agricultural product to be quality-detected and transmits the obtained size characteristics to the control center; the weighing unit 24 acquires weight characteristics of agricultural products to be quality-detected and transmits the acquired weight characteristics to a control center; the control center processes the image characteristics, the size characteristics and the weight characteristics of the agricultural products to be quality detected through the quality detection model to obtain the detection results of the agricultural products to be quality detected, and the output transmission unit 3 outputs the agricultural products to be quality detected from the plurality of output lines 31 according to the instructions of the control center to complete the quality detection of the agricultural products to be quality detected.

Since any modifications, equivalents, improvements, etc. made within the spirit and principles of the application may readily occur to those skilled in the art, it is intended to be included within the scope of the claims of this application.