CN116422602A - Integrated product weighing identification detection system and method - Google Patents
Integrated product weighing identification detection system and method Download PDFInfo
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- CN116422602A CN116422602A CN202310268989.3A CN202310268989A CN116422602A CN 116422602 A CN116422602 A CN 116422602A CN 202310268989 A CN202310268989 A CN 202310268989A CN 116422602 A CN116422602 A CN 116422602A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/16—Sorting according to weight
- B07C5/28—Sorting according to weight using electrical control means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Abstract
The utility model relates to the technical field of product weighing and rejecting, and discloses an integrated product weighing and identifying detection system and method, wherein the integrated product weighing and identifying detection system comprises a main conveyor belt for conveying a product to be detected, a weighing device, a coding device for printing identifying information on the weighed product, a visual detection device, a rejecting device and a controller, wherein the weighing device is positioned on a transmission path of the main conveyor belt, the coding device, the visual detection device and the rejecting device are all arranged along a movement path of the main conveyor belt, and the coding device, the visual detection device and the rejecting device are sequentially arranged from an incoming end to a discharge end of the main conveyor belt; the controller is used for controlling the weighing device, the coding device, the visual detection device and the rejecting device; the application has the effect of improving production efficiency of weighing and rejecting production line.
Description
Technical Field
The application relates to the technical field of product weighing and rejecting, in particular to an integrated product weighing identification detection system and method.
Background
At present, in order to ensure the quality of sold products, the possibility of selling products with short quantity after boxing/box/bag is reduced, in the working link of weighing and rejecting products, a weighing device is often used for detecting the weight of the products, rejecting is carried out when the weight of the products is detected to be unqualified subsequently, meanwhile, a visual detection device is also required to be used for further quality detection, and identification information is printed on the product package through a coding device according to the detection result.
However, the weighing device, the visual detection device, the coding device and the eliminating device used in many existing weighing and eliminating production lines are difficult to realize cooperative coordination, and when weighing and eliminating work is carried out on each batch of products, a large amount of debugging is needed, so that the production efficiency is affected.
Disclosure of Invention
In order to improve production efficiency of a weighing and rejecting production line, the application provides an integrated product weighing identification detection system and method.
The first technical scheme adopted by the invention of the application is as follows:
an integrated product weighing identification detection system comprises a main conveyor belt for conveying products to be detected, a weighing device, a coding device for printing identification information on the weighed products, a visual detection device, a rejecting device and a controller,
The weighing device is positioned on the transmission path of the main conveyor belt, the coding device, the visual detection device and the removing device are all arranged along the movement path of the product to be detected on the main conveyor belt, and the coding device, the visual detection device and the removing device are sequentially arranged from the feeding end to the discharging end of the main conveyor belt;
the controller is used for controlling the weighing device, the coding device, the visual detection device and the rejecting device.
By adopting the technical scheme, the integrated product weighing identification detection system comprises a main conveyor belt, a weighing device, a code printing device, a visual detection device, a rejecting device and a controller, wherein the controller is used for controlling the weighing device, the code printing device, the visual detection device and the rejecting device, the main conveyor belt is used for transmitting a product to be detected, the weighing device is used for weighing the weight of the product, and after weighing is completed, the code printing device is used for printing identification information on the surface of the product package according to whether the specific weight data is qualified; the visual detection device is used for detecting the printed identification information, so that whether the printing quality of the identification information is qualified or not can be detected on one hand, and whether the weight of the product is abnormal or not can be judged by identifying the printed identification information on the other hand; the rejecting device is used for rejecting products with abnormal weight and unqualified printing quality of the identification information from the main conveyor belt according to the detection result of the visual detection device, so that the devices are cooperatively matched under the control of the controller, and the production efficiency of the weighing and rejecting production line is improved.
In a preferred example, the present application: and one side of the main conveyor belt, which is far away from the removing device, is provided with a secondary conveyor belt for conveying removed products.
Through adopting above-mentioned technical scheme, the one side that the main conveyor kept away from the removing devices is provided with the auxiliary conveyor to send into the auxiliary conveyor with the product of rejecting from the main conveyor, so that follow-up to disqualified product carries out the reworking.
In a preferred example, the present application: the weighing device is provided with a guide plate on one side close to the feeding end of the main conveyor, and the position of the guide plate relative to the weighing device is adjustable.
By adopting the technical scheme, the guide plate is arranged on one side of the weighing device, which is close to the feeding end of the main conveyor, so that the product to be detected can be conveniently guided to the weighing position of the weighing device, and the accuracy of detecting the weight of the product to be detected can be improved; the guide plate is adjustable relative to the position of the weighing device, so that the guide plate is convenient to adapt to products to be detected of different sizes.
The second object of the present application is achieved by the following technical scheme:
an integrated product weighing identification detection method comprises the following steps:
when a weighing detection signal is received, acquiring product weighing data and inputting the product weighing data into a product weight matching model to generate a weighing detection result;
Generating an identification printing instruction based on the weighing detection result and sending the identification printing instruction to a coding device so as to control the coding device to print identification information;
when the identification detection signal is received, an identification detection image is obtained, the identification detection image is subjected to image recognition, and a quality detection result is generated and sent to the eliminating device.
By adopting the technical scheme, when an integrated product weighing identification detection system is used for executing automatic weighing, identification and rejection of products, when the products are detected to enter the detection range of the weighing device, a weighing detection signal is generated to control the weighing device to weigh the weight of the products as product weighing data, the product weighing data are input into a product weight matching model to judge whether the weight of the products to be detected is qualified or not, and the problem of unqualified products can be further judged, so that a weighing detection result is generated; determining the content of the identification information to be printed based on the weighing detection result so as to generate an identification printing instruction and sending the identification printing instruction to the coding device, so that the coding device can be controlled to print corresponding identification information on a product conveniently; when the product enters the identification information printing range of the visual detection device, an identification detection signal is generated to control the visual detection device to shoot a product image as an identification detection image, and the identification detection image is subjected to image recognition, so that whether the identification information printing quality is qualified or not and whether other unqualified problems exist in the product are conveniently judged, a quality detection result is generated and sent to the removing device, so that the removing device is controlled to remove the product with the unqualified identification information printing quality and other unqualified quality problems, and the effect of improving the production efficiency of a weighing and removing production line is achieved.
In a preferred example, the present application: the product weight matching model stores unit weight information of each weight unit in the product, and the weight units are independent objects in the product package; the step of obtaining the product weighing data and inputting the product weighing data into a product weight matching model to generate a weighing detection result comprises the following steps:
acquiring product weighing data, and comparing the product weighing data with preset qualified weight interval data to generate weight judgment information;
if the weight judgment information is unqualified, weight difference data are obtained according to the difference value between preset standard weight data and the product weighing data;
matching the weight difference data with the weight information of each unit to obtain a matching result, and generating abnormal tracing information based on the matching result; if the matching is successful, the anomaly traceability information is the corresponding article quantity anomaly information, and if the matching is failed, the anomaly traceability information is the article quality anomaly information;
and generating a weighing detection result based on the weight judgment information and the anomaly traceability information.
By adopting the technical scheme, the weight matching model stores the unit weight information of each weight unit in the product, and the weight units are independent objects in the product package; after the product weighing data are obtained, comparing the product weighing data with the qualified weight interval data so as to judge whether the weight of the product is qualified or not according to whether the product weighing data are positioned in the qualified weight interval data, and generating weight judgment information; if the weight judgment information is unqualified, further analyzing the reason for unqualified product weight, and calculating the difference value of the standard weight data of the product and the product weighing data as weight difference value data so as to judge the difference value of the current product weight and the standard weight; matching the weight difference data with the weight information of each unit of the product, if the weight difference data is equivalent to the weight information of any unit, successfully matching, namely, determining the specific objects with abnormal quantity in the product, and generating corresponding abnormal object quantity information as abnormal tracing information; if the weight difference value data cannot be equivalent to any unit weight information, the matching fails, the problem of abnormal object quality in the product is determined, and the object quality abnormal information is generated as abnormal tracing information; and a weighing detection result is generated according to the weight judgment information and the abnormal tracing information, so that whether the weight of the product is qualified or not can be conveniently obtained, and the reason can be determined when the weight of the product is unqualified.
In a preferred example, the present application: the matching of the weight difference data with the weight information of each unit, and generating the abnormal traceability information based on the matching result comprises the following steps:
determining all combination forms of abnormal weight unit quantity based on the type and quantity of the weight units contained in the product to generate abnormal article quantity combination;
calculating quantity abnormality weight information corresponding to abnormal quantity combination of each object based on unit weight information corresponding to each weight unit;
and matching the weight difference data with the quantity abnormal weight information, and generating abnormal tracing information based on a matching result.
By adopting the technical scheme, based on the types and the numbers of the weight units contained in the product, determining all possible combination forms of abnormal weight unit numbers so as to generate corresponding abnormal object number combinations; based on the unit weight information corresponding to each weight unit, calculating the weight information corresponding to the abnormal combination of the number of various objects as abnormal weight information, so as to obtain the abnormal weight of the number corresponding to the abnormal form of the number of various objects; the weight difference data is matched with the abnormal quantity weight information, so that under the condition that the unqualified weight of the product is primarily determined, the reasons for the unqualified weight of the product or the specific abnormal quantity of the objects are further determined, and the subsequent reworking of the unqualified weight of the product is facilitated.
In a preferred example, the present application: the step of generating the identification printing instruction based on the weighing detection result and sending the identification printing instruction to the coding device comprises the following steps:
based on a weighing detection result, determining a corresponding weighing detection identifier, and adding the weighing detection identifier to the identification information to be printed;
and generating an identification printing instruction based on the identification information to be printed and sending the identification printing instruction to a coding device.
By adopting the technical scheme, based on the weighing detection result, whether the weight of the product is qualified or not and the unqualified reasons of the unqualified products are determined, so that the corresponding weighing detection identifiers are determined, the weighing detection identifiers are added to the identification information to be printed, whether the weight of the product is qualified or not and the unqualified reasons of the unqualified products are conveniently determined through the identification information to be printed.
In a preferred example, the present application: when receiving the identification detection signal, acquiring an identification detection image, carrying out image recognition on the identification detection image, generating a quality detection result and sending the quality detection result to a rejecting device, wherein the method comprises the following steps:
uploading the quality detection result to a quality detection database in a manufacturing execution system, and analyzing the quality detection result in the quality detection database according to a production regulation period to generate a production regulation report;
And sending the production adjustment report to the equipment maintenance terminal.
By adopting the technical scheme, as each product can generate a quality detection result when performing automatic weighing, identification and rejecting work, the quality detection result is uploaded to a quality detection database of a production line manufacturing execution system to form historical data for product quality analysis on a subsequent production line; and analyzing quality detection results in a quality detection database according to a preset production regulation period, so that frequently-occurring problems are determined according to quality conditions of products on a production line, a production regulation report is generated and sent to an equipment maintenance terminal, and equipment maintenance personnel are conveniently guided to execute equipment maintenance work.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the integrated product weighing identification detection system comprises a main conveyor belt, a weighing device, a coding device, a visual detection device, a rejecting device and a controller, wherein the controller is used for controlling the weighing device, the coding device, the visual detection device and the rejecting device, the main conveyor belt is used for transmitting a product to be detected, the weighing device is used for weighing the weight of the product, and after weighing is completed, the coding device is used for printing identification information on the surface of a product package according to whether the specific weight data is qualified; the visual detection device is used for detecting the printed identification information, so that whether the printing quality of the identification information is qualified or not can be detected on one hand, and whether the weight of the product is abnormal or not can be judged by identifying the printed identification information on the other hand; the rejecting device is used for rejecting products with abnormal weight and unqualified printing quality of the identification information from the main conveyor belt according to the detection result of the visual detection device, so that the devices are cooperatively matched under the control of the controller, and the production efficiency of the weighing and rejecting production line is improved.
2. When an integrated product weighing identification detection system is used for executing automatic weighing, identification and rejection of products, when the products are detected to enter the detection range of a weighing device, a weighing detection signal is generated to control the weighing device to weigh the weight of the products as product weighing data, the product weighing data are input into a product weight matching model to judge whether the weight of the products to be detected is qualified or not, and the problems of the products with unqualified weight can be further judged, so that a weighing detection result is generated; determining the content of the identification information to be printed based on the weighing detection result so as to generate an identification printing instruction and sending the identification printing instruction to the coding device, so that the coding device can be controlled to print corresponding identification information on a product conveniently; when the product enters the identification information printing range of the visual detection device, an identification detection signal is generated to control the visual detection device to shoot a product image as an identification detection image, and the identification detection image is subjected to image recognition, so that whether the identification information printing quality is qualified or not and whether other unqualified problems exist in the product are conveniently judged, a quality detection result is generated and sent to the removing device, so that the removing device is controlled to remove the product with the unqualified identification information printing quality and other unqualified quality problems, and the effect of improving the production efficiency of a weighing and removing production line is achieved.
3. The weight matching model stores unit weight information of each weight unit in the product, and the weight units are independent articles in the product package; after the product weighing data are obtained, comparing the product weighing data with the qualified weight interval data so as to judge whether the weight of the product is qualified or not according to whether the product weighing data are positioned in the qualified weight interval data, and generating weight judgment information; if the weight judgment information is unqualified, further analyzing the reason for unqualified product weight, and calculating the difference value of the standard weight data of the product and the product weighing data as weight difference value data so as to judge the difference value of the current product weight and the standard weight; matching the weight difference data with the weight information of each unit of the product, if the weight difference data is equivalent to the weight information of any unit, successfully matching, namely, determining the specific objects with abnormal quantity in the product, and generating corresponding abnormal object quantity information as abnormal tracing information; if the weight difference value data cannot be equivalent to any unit weight information, the matching fails, the problem of abnormal object quality in the product is determined, and the object quality abnormal information is generated as abnormal tracing information; and a weighing detection result is generated according to the weight judgment information and the abnormal tracing information, so that whether the weight of the product is qualified or not can be conveniently obtained, and the reason can be determined when the weight of the product is unqualified.
Drawings
Fig. 1 is a schematic structural diagram of an integrated product weighing identifier detection system according to an embodiment of the present application.
Fig. 2 is another schematic structural diagram of an integrated product weighing identifier detection system according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of a rejecting device in a first embodiment of the present application.
Fig. 4 is a flowchart of an integrated product weighing identifier detection method in a second embodiment of the present application.
Fig. 5 is a flowchart of step S10 in the method for detecting an integral product weighing identifier in the second embodiment of the present application.
Fig. 6 is a flowchart of step S13 in the method for detecting an integral product weighing identifier in the second embodiment of the present application.
Fig. 7 is a flowchart of step S20 in the method for detecting an integral product weighing identifier in the second embodiment of the present application.
Fig. 8 is another flow chart of the method for detecting weighing marks of the integrated product.
Fig. 9 is a schematic view of an apparatus in a third embodiment of the present application.
Reference numerals illustrate:
100. a product; 1. a main conveyor belt; 2. a weighing device; 21. a guide plate; 3. a coding device; 4. a visual detection device; 5. a rejecting device; 51. a telescopic rod; 52. a transfer plate; 6. a controller; 7. and a sub-conveyor belt.
Detailed Description
The present application is described in further detail below in conjunction with figures 1 to 9.
Example 1
Referring to fig. 1 and 2, the application discloses an integral type product 100 identification detecting system that weighs, including main conveyor 1, weighing device 2, beat sign indicating number device 3, visual detection device 4, rejection unit 5 and controller 6, main conveyor 1 is used for transmitting the product 100 that waits to detect, weighing device 2 is used for weighing the weight of product 100, beat sign indicating number device 3 and be used for printing identification information to product 100 after weighing, visual detection device 4 is used for detecting identification information after printing, rejection unit 5 is used for rejecting unqualified product 100 from main conveyor 1 according to the testing result of visual detection device 4, controller 6 is used for controlling the operating condition of each consumer of integral type product 100 identification detecting system that weighs.
The main conveyor belt 1 is formed by splicing and combining a plurality of conveyors, and the specific length, the conveying path form and the required number of the conveyors can be determined according to actual requirements; the weighing device 2 is a conveyor type weighing device, one end or two ends of the weighing device 2 are spliced with the conveyor of the main conveyor belt 1 to replace one section of the main conveyor belt 1, so that the weighing device 2 is positioned on the transmission path of the main conveyor belt 1, and in the embodiment, other types of weighing devices can be selected according to actual requirements; the two sides of the weighing device 2, which are close to the feeding end of the main conveyor belt 1, are provided with guide plates 21, so that the product 100 to be detected can be conveniently guided to the weighing position of the weighing device 2, and the accuracy of detecting the weight of the product 100 to be detected can be improved; the guide plate 21 is slidably connected to the weighing device 2, and the guide plate 21 can be fixedly connected to the weighing device 2 through fasteners so as to adjust the relative positions between the guide plate 21 and the weighing device 2, so that the weighing device 2 is suitable for weighing products 100 to be detected with different sizes, in this embodiment, the products 100 to be detected are products 100 packaged by regular-shaped boxes, and the specific shape and structure of the guide plate 21 can be determined according to the actual shape of the products 100.
When automatic weighing, marking and removing work of the product 100 are performed, the relative positions of the coding device 3, the visual detection device 4 and the removing device 5 relative to the main conveyor belt 1 are fixed, and the coding device 3, the visual detection device 4 and the removing device 5 are arranged towards the moving path of the product 100 so as to facilitate interaction of the product 100 conveyed on the conveyor belt; the code printing device 3 is arranged on one side of the weighing device 2, and can also be arranged at one end, far away from the material feeding end of the main conveyor belt 1, of the relative weighing device 2 according to actual requirements, and the position of the code printing device 3 is arranged on the principle that identification information printing can be carried out on the product 100 after weighing is completed; the coding device 3 is specifically a laser coding machine, and is used for burning on the surface of the product 100 through laser to print out identification information; the coding device 3 is used for printing corresponding identification information on the surface of the product 100 package according to whether the specific weight data is qualified.
The visual inspection device 4 is located at one side of the coding device 3 far away from the feeding end of the main conveyor belt 1 so as to be used for detecting the printed identification information, the visual inspection device 4 is specifically a CCD area array industrial camera, and a customized light source for improving the definition of the identification information on the package of the shot product 100 is arranged, so that whether the printing quality of the identification information is qualified or not can be detected, and whether the product 100 has weight abnormality or not can be judged by identifying the printed identification information.
Referring to fig. 3, the removing device 5 is located at a side of the vision detecting device 4 away from the feeding end of the main conveyor belt 1, and the removing device 5 is configured to remove the product 100 with abnormal weight and unqualified printing quality of the identification information from the main conveyor belt 1 according to the detection result of the vision detecting device 4, so as to reduce the possibility that the unqualified product 100 flows into the next production link; specifically, the removing device 5 includes a telescopic rod 51 and a moving plate 52, the telescopic rod 51 may be specifically driven by a linear motor, a hydraulic cylinder or an air cylinder, and includes a cylinder body and a push rod, where one end of the push rod extending out of the cylinder body is fixedly connected to the moving plate 52.
The controller 6 is used for controlling the working states of the weighing device 2, the coding device 3, the visual detection device 4 and the eliminating device 5, and the controller 6 is used for storing and operating the operating programs of the weighing device 2, the coding device 3, the visual detection device 4 and the eliminating device 5, so that the production efficiency of the weighing and eliminating production line is improved conveniently.
The side of the main conveyor 1 remote from the rejecting device 5 is provided with a secondary conveyor 7 for feeding the products 100 rejected from the main conveyor 1 into the secondary conveyor 7 for subsequent reworking of the reject products 100.
Example two
On the basis of the first embodiment, referring to fig. 4, the application discloses an integrated product weighing identifier detection method, which can be applied to the integrated product weighing identifier detection system in the first embodiment, and in this embodiment, a control program is programmed according to the integrated product weighing identifier detection method to control the integrated product weighing identifier detection system.
The application discloses an integrated product weighing identification detection method specifically comprises the following steps:
s10: when a weighing detection signal is received, product weighing data are obtained and input into a product weight matching model, a weighing detection result is generated, the product weight matching model stores unit weight information of each weight unit in the product, and the weight units are independent objects in the product package.
In this embodiment, the weighing detection signal refers to a signal generated when an article is detected to enter a weighing range of the weighing device, and is used to control the weighing device to weigh a product to be detected; the product weighing data refer to the weight data of the product to be detected; the product weight matching model is a data matching algorithm for processing product weighing data, and stores weight information of corresponding units of each weight unit in the product to be detected; the weight unit is an independent object in the product package; the unit weight information refers to the standard weight of the corresponding weight unit.
The embodiment describes using a box-packed beverage packaged by a paper box as a product to be detected, wherein the weight unit of the product to be detected comprises a box body, the box-packed beverage, tableware adhered to the outside of the box body of the box-packed beverage and an activity brochure.
Specifically, when an integrated product weighing identification detection system is used for executing automatic weighing, identification and rejection of a product to be detected, when the product is detected to enter the detection range of the weighing device, a weighing detection signal is generated so as to control the weighing device to weigh the product weight as product weighing data; and inputting the product weighing data into a product weight matching model, wherein the weight matching model stores unit weight information of each weight unit in the product, judging whether the weight of the product to be detected is qualified according to a matching result, further judging problems of products with unqualified weight, such as abnormal quantity of objects, abnormal quality of objects or entry of foreign matters, and generating a weighing detection result according to the matching result.
As shown in fig. 5, in step S10, the specific steps of obtaining product weighing data and inputting the product weighing data into the product weight matching model to generate a weighing detection result include:
s11: and acquiring product weighing data, comparing the product weighing data with qualified weight interval data, and generating weight judgment information.
All weight units of the product to be detected and corresponding unit weight information are set as follows: one box (200 g), eight boxes (300 g multiplied by 8) of boxed beverage, eight parts (45 g multiplied by 8) of tableware adhered to the outside of the box of boxed beverage and one book (40 g) of activity brochure, and the total weight is 3000g.
In this embodiment, the qualified weight interval data refers to a numerical interval determined according to standard weight data of a product to be detected and a preset reasonable error range, and preferably, the error range may be set to ±0.5%; the standard weight data are standard data of the total weight of the product to be detected.
Specifically, after product weighing data are obtained, the product weighing data are compared with qualified weight interval data, whether the weight of a product is qualified or not is judged according to whether the product weighing data are located in the qualified weight interval data, and weight judgment information is generated, wherein the weight judgment information comprises qualification and disqualification.
S12: if the weight judgment information is unqualified, calculating the difference value of the standard weight data and the product weighing data as weight difference value data.
Specifically, if the weight judgment information is unqualified, further analysis of the reasons for unqualified product weight is required; calculating weight difference data of the product, wherein the weight difference data = standard weight data-product weighing data, so as to judge the difference between the current product weight and the standard weight; the weight difference data may be a positive value or a negative value because the product may have an abnormal condition in which foreign matter is enclosed in the case.
S13: and matching the weight difference data with the weight information of each unit, generating abnormal tracing information based on a matching result, wherein if the matching is successful, the abnormal tracing information is corresponding object quantity abnormal information, and if the matching is unsuccessful, the abnormal tracing information is object quality abnormal information.
In this embodiment, the anomaly tracing information refers to information generated after the weight difference data is matched with the weight information of each unit of the product, and the cause of the anomaly of the product weighing data of the product is determined, so that the product with unqualified weight can be conveniently sent to a corresponding production line for reworking.
Specifically, the weight difference data is matched with the weight information of each unit of the product, if the weight difference data is equivalent to the weight information of any single unit or a plurality of units, the matching is successful, namely, specific objects with abnormal quantity in the product can be determined, the corresponding abnormal quantity information of the objects is generated as abnormal tracing information, and the abnormal quantity of the objects comprises the missing of the objects and the excessive quantity of the objects; if the weight difference data cannot be equivalent to any unit weight information, the matching fails, the problem of abnormal object quality in the product is determined, the object quality abnormal information is generated as abnormal tracing information, and the object quality abnormal information comprises object incomplete and abnormal object entering.
As shown in fig. 6, in step S13, the method includes:
s131: all combinations of weight unit quantity anomalies are determined based on the type and quantity of weight units contained by the product to generate an article quantity anomaly combination.
Specifically, based on the types and the numbers of all weight units contained in the product, determining the combination forms of all possible weight unit number abnormality to generate corresponding object number abnormality combinations; for example, the abnormal combination of the number of the objects includes: one box for box beverage, two boxes for box beverage, three boxes for box beverage … … for tableware, two boxes for tableware, three … … boxes for tableware, one box beverage and one box for tableware, two boxes for box beverage and three … … active propaganda books for tableware, one more than one box for tableware, two more than two boxes for tableware, three more than three … … active propaganda books for tableware, etc.
S132: and calculating quantity abnormality weight information corresponding to the quantity abnormality combination of each object based on the unit weight information corresponding to each weight unit.
In this embodiment, the abnormal quantity weight information refers to the standard total weight of the missing or redundant objects in the abnormal quantity combination of objects.
Specifically, based on the unit weight information of each weight unit, the weight information corresponding to the abnormal combination of the number of various objects is calculated as abnormal weight information, for example, abnormal weight information corresponding to the missing part of each of the box-packed beverage and the tableware is-345 g, abnormal weight information corresponding to the missing part of each of the tableware is +45g, so as to obtain abnormal weight corresponding to the abnormal form of the number of various objects.
S133: and matching the weight difference data with the quantity abnormal weight information, and generating abnormal tracing information based on a matching result.
Specifically, the weight difference data and the abnormal quantity weight information are matched, so that under the condition that the unqualified weight of the product is primarily determined, the reason of the unqualified weight of the product or the specific abnormal quantity of the product is further determined, and the subsequent reworking of the unqualified weight of the product is facilitated, wherein a certain weight error is allowed to exist in the matching of the weight difference data and the abnormal quantity weight information, and the specific allowable error value can be set according to actual requirements; for example, when the weight difference data is-345 g, the abnormal combination of the number of the objects corresponding to the abnormal weight information-345 g can be matched, namely, the fact that one part of boxed beverage and one part of tableware are missing in the product is determined, and the abnormal information of the number of the objects of the missing boxed beverage and one part of tableware is generated as abnormal tracing information, so that the corresponding reworking measures for the product can be determined conveniently.
Specifically, if the weight difference data is-60 g and cannot be matched with any amount of abnormal weight information, considering that the objects contained in the product are incomplete; if the weight difference data is +60g and can not be matched with any quantity of abnormal weight information, the situation that foreign matters exist in the packaging box of the product is considered, and corresponding abnormal tracing information is generated.
S14: and generating a weighing detection result based on the weight judgment information and the anomaly traceability information.
Specifically, a weighing detection result is generated according to the weight judgment information and the anomaly traceability information, so that whether the weight of the product is qualified or not and the unqualified reason of the unqualified product are obtained through the weighing detection result.
S20: and generating an identification printing instruction based on the weighing detection result and sending the identification printing instruction to the coding device.
Specifically, whether the weight of the product is qualified or not and the unqualified reason of the product with unqualified weight are judged based on the weighing detection result, so that the content of the identification information to be printed is determined, an identification printing instruction is generated and sent to the coding device, and the coding device is convenient to control to print corresponding identification information on the product.
As shown in fig. 7, in step S20, the method includes:
s21: based on the weighing detection result, a corresponding weighing detection identifier is determined, and the weighing detection identifier is added to the identification information to be printed.
In this embodiment, the weighing detection identifier is a character for recording whether the weight of the product is acceptable or not, and the failure cause information of the product with unacceptable weight, and may be specifically one or more characters; the identification information to be printed refers to information that needs to be printed to the surface of the product package, such as the date of production, the batch of production, etc.
Specifically, based on the weighing detection result, whether the product weight is acceptable or not, and the reject cause of the weight-reject product are determined to determine the corresponding weighing detection identifier, a rule for weighing detection identifier is provided as follows:
if the detection result of the product weight is qualified, the weighing detection identifier is A;
if the detection result of the weight of the product is unqualified and foreign matters exist in the packaging box due to the unqualified product, the weighing detection identifier is B;
if the detection result of the weight of the product is unqualified and the reasons of the unqualified products are that the objects are incomplete, the weighing detection identifier is C;
if the detection result of the weight of the product is unqualified and the reasons of the unqualified product are that the object is missing, the weighing detection identifier is D, E, F (corresponding to missing of boxed beverage, missing of tableware and missing of active propaganda book respectively, because the possibility of missing of the box is extremely small and the printing of the identification information cannot be completed when the event occurs, the corresponding weighing detection identifier is not available);
If the detection result of the weight of the product is unqualified and the reasons of the unqualified products are that the objects are too many, the weighing detection identifier is G, H, I (corresponding to too many box beverages, too many tableware and too many campaign brochures respectively);
the specific weighing detection identifier can be correspondingly increased or decreased according to the type and occurrence probability of the unqualified event in the actual situation.
Specifically, the weighing detection identifier is added to the identification information to be printed, so that whether the weight of the product is qualified or not and the unqualified reason of the unqualified product are conveniently determined through the identification information on the product package.
Further, there may be a plurality of characters for accommodating the weighing detection identifiers in the identification information, and an editing rule of the identification information to be printed is provided as follows:
the identification information is 101-101-202212312000-XXX, wherein the 1 st to 3 rd characters are product model codes, the 4 th to 6 th characters are batch numbers, the 7 th to 18 th characters are production time, the 19 th to 21 th characters are weighing detection identifiers, when the first automatic weighing, identification and rejecting work is carried out on the product, the generated weighing detection identifiers are printed on the 19 th bit of the identification information, and if the detection result of the weight detection of the product is qualified, all the identification information is completely printed; if the detection result of the product weight detection is unqualified, only the 19 th character is printed, so that the automatic weighing, marking and rejecting work can be performed again after the product defect is solved by the follow-up reworking; when the second automatic weighing, marking and eliminating work is carried out on the product, the generated weighing detection identifier is printed on the 20 th bit of the marking information, and so on.
S22: and generating an identification printing instruction based on the identification information to be printed and sending the identification printing instruction to the coding device.
Specifically, after the identification information to be printed is generated, an identification printing instruction is generated based on the identification information to be printed and is sent to the coding device.
S30: when the identification detection signal is received, an identification detection image is obtained, the identification detection image is subjected to image recognition, and a quality detection result is generated and sent to the eliminating device.
In this embodiment, the identification detection signal refers to a signal generated when a product is detected to enter an imaging range of the visual detection device, and is used to control the visual detection device to shoot the product; the identification detection image is an image captured by the visual detection device under the control of the identification detection signal.
Specifically, when a product enters the identification information printing range of the visual detection device, an identification detection signal is generated to control the visual detection device to shoot a product image as an identification detection image, the identification detection image is subjected to image recognition through an image recognition algorithm, on one hand, whether the identification information printing quality is qualified or not is judged, if the identification information printing quality is qualified, the content of the identification information is identified to determine whether the product has the problem of unqualified weight or not, and a quality detection result is generated and sent to the removing device so as to control the removing device to remove the product with the unqualified identification information printing quality and other unqualified quality problems, and further the effect of improving the production efficiency of the weighing and removing production line is achieved.
As shown in fig. 8, after step S30, the integrated product weighing identifier detection method further includes:
s40: and uploading the quality detection result to a quality detection database in the manufacturing execution system, and analyzing the quality detection result in the quality detection database according to the production regulation period to generate a production regulation report.
In this embodiment, the manufacturing execution system refers to a system for controlling the operation state of each production line in the whole production process of the product to be inspected.
Specifically, each product generates a quality detection result when performing automatic weighing, identification and rejecting work, and the quality detection result is uploaded to a quality detection database of a manufacturing execution system of a production line to form historical data for product quality analysis on a subsequent production line; according to a preset production regulation period, analyzing quality detection results in a quality detection database, thereby counting quality conditions of products on a production line, determining frequently-occurring problems, and further generating a production regulation report according to the problems determined by analysis.
S50: and sending the production adjustment report to the equipment maintenance terminal.
Specifically, the production adjustment report is sent to the equipment maintenance terminal, so that equipment maintenance personnel can be guided to execute equipment maintenance work conveniently.
It should be understood that the sequence number of each step in the foregoing embodiment does not mean that the execution sequence of each process should be determined by the function and the internal logic of each process, and should not limit the implementation process of the embodiment of the present application in any way.
Example III
The controller includes a computer device, which may be a server, the internal structure of which may be as shown in fig. 9. The computer device includes a processor, a memory, a network interface, and a database connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device includes a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, computer programs, and a database. The internal memory provides an environment for the operation of the operating system and computer programs in the non-volatile storage media. The database of the computer equipment is used for storing weighing detection signals, product weighing data, a product weight matching model, weighing detection results, unit weight information, identification detection signals, identification detection images, quality detection results and other data. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program, when executed by the processor, implements an integrated product weighing identification detection method.
In one embodiment, a computer device is provided comprising a memory, a processor, and a computer program stored in the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
s10: when a weighing detection signal is received, product weighing data are obtained and input into a product weight matching model, a weighing detection result is generated, the product weight matching model stores unit weight information of each weight unit in a product, and the weight units are independent objects in product packages;
s20: generating an identification printing instruction based on the weighing detection result and sending the identification printing instruction to a coding device;
s30: when the identification detection signal is received, an identification detection image is obtained, the identification detection image is subjected to image recognition, and a quality detection result is generated and sent to the eliminating device.
In one embodiment, a computer readable storage medium is provided having a computer program stored thereon, which when executed by a processor, performs the steps of:
s10: when a weighing detection signal is received, product weighing data are obtained and input into a product weight matching model, a weighing detection result is generated, the product weight matching model stores unit weight information of each weight unit in a product, and the weight units are independent objects in product packages;
S20: generating an identification printing instruction based on the weighing detection result and sending the identification printing instruction to a coding device;
s30: when the identification detection signal is received, an identification detection image is obtained, the identification detection image is subjected to image recognition, and a quality detection result is generated and sent to the eliminating device.
Those skilled in the art will appreciate that implementing all or part of the above described methods may be accomplished by way of a computer program stored on a non-transitory computer readable storage medium, which when executed, may comprise the steps of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the various embodiments provided herein may include non-volatile and/or volatile memory. The nonvolatile memory can include Read Only Memory (ROM), programmable ROM (PROM), electrically Programmable ROM (EPROM), electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous link (Synchlink), DRAM (SLDRAM), memory bus (Rambus) direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), among others.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-described division of the functional units and modules is illustrated, and in practical application, the above-described functional distribution may be performed by different functional units and modules according to needs, i.e. the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-described functions.
The above embodiments are only for illustrating the technical solution of the present application, and are not limiting; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand; the technical scheme described in the foregoing embodiments can be modified or some of the features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application.
Claims (8)
1. The integrated product weighing identification detection system is characterized by comprising a main conveyor belt (1) for conveying a product (100) to be detected, a weighing device (2), a coding device (3) for printing identification information on the weighed product (100), a visual detection device (4), a rejecting device (5) and a controller (6),
The weighing device (2) is positioned on the transmission path of the main conveyor belt (1), the coding device (3), the visual detection device (4) and the removing device (5) are all arranged along the movement path of the product (100) to be detected on the main conveyor belt (1), and the coding device (3), the visual detection device (4) and the removing device (5) are sequentially arranged from the feeding end to the discharging end of the main conveyor belt (1);
the controller (6) is used for controlling the weighing device (2), the coding device (3), the visual detection device (4) and the rejecting device (5).
2. The integrated product weighing identification detection system of claim 1, wherein: and a secondary conveyor belt (7) for conveying the removed products (100) is arranged on one side of the main conveyor belt (1) away from the removing device (5).
3. The integrated product weighing identification detection system of claim 1, wherein: one side of the weighing device (2) close to the feeding end of the main conveyor belt (1) is provided with a guide plate (21), and the position of the guide plate (21) relative to the weighing device (2) is adjustable.
4. An integrated product weighing identifier detection method, which is applied to the integrated product weighing identifier detection system of any one of claims 1 to 3, and comprises the following steps:
When a weighing detection signal is received, acquiring product weighing data and inputting the product weighing data into a product weight matching model to generate a weighing detection result;
generating an identification printing instruction based on the weighing detection result and sending the identification printing instruction to a coding device so as to control the coding device to print identification information;
when the identification detection signal is received, an identification detection image is obtained, the identification detection image is subjected to image recognition, and a quality detection result is generated and sent to the eliminating device.
5. The method for detecting the weighing marks of the integrated product according to claim 4, wherein the method comprises the following steps of: the product weight matching model stores unit weight information of each weight unit in the product, and the weight units are independent objects in the product package; the step of obtaining the product weighing data and inputting the product weighing data into a product weight matching model to generate a weighing detection result comprises the following steps:
acquiring product weighing data, and comparing the product weighing data with preset qualified weight interval data to generate weight judgment information;
if the weight judgment information is unqualified, weight difference data are obtained according to the difference value between preset standard weight data and the product weighing data;
matching the weight difference data with the weight information of each unit to obtain a matching result, and generating abnormal tracing information based on the matching result; if the matching is successful, the anomaly traceability information is the corresponding article quantity anomaly information, and if the matching is failed, the anomaly traceability information is the article quality anomaly information;
And generating a weighing detection result based on the weight judgment information and the anomaly traceability information.
6. The method for detecting the weighing marks of the integrated product according to claim 5, wherein the method comprises the following steps of: the matching of the weight difference data with the weight information of each unit, and generating the abnormal traceability information based on the matching result comprises the following steps:
determining all combination forms of abnormal weight unit quantity based on the type and quantity of the weight units contained in the product to generate abnormal article quantity combination;
calculating quantity abnormality weight information corresponding to abnormal quantity combination of each object based on unit weight information corresponding to each weight unit;
and matching the weight difference data with the quantity abnormal weight information, and generating abnormal tracing information based on a matching result.
7. The method for detecting the weighing marks of the integrated product according to claim 4, wherein the method comprises the following steps of: the step of generating the identification printing instruction based on the weighing detection result and sending the identification printing instruction to the coding device comprises the following steps:
based on a weighing detection result, determining a corresponding weighing detection identifier, and adding the weighing detection identifier to the identification information to be printed;
and generating an identification printing instruction based on the identification information to be printed and sending the identification printing instruction to a coding device.
8. The method for detecting the weighing marks of the integrated product according to claim 4, wherein the method comprises the following steps of: when receiving the identification detection signal, acquiring an identification detection image, carrying out image recognition on the identification detection image, generating a quality detection result and sending the quality detection result to a rejecting device, wherein the method comprises the following steps:
uploading the quality detection result to a quality detection database in a manufacturing execution system, and analyzing the quality detection result in the quality detection database according to a production regulation period to generate a production regulation report;
and sending the production adjustment report to the equipment maintenance terminal.
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