CN115504188A - Counting method and system for conveying articles by conveyor belt - Google Patents
Counting method and system for conveying articles by conveyor belt Download PDFInfo
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- CN115504188A CN115504188A CN202211143455.XA CN202211143455A CN115504188A CN 115504188 A CN115504188 A CN 115504188A CN 202211143455 A CN202211143455 A CN 202211143455A CN 115504188 A CN115504188 A CN 115504188A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/02—Control or detection
- B65G2203/0208—Control or detection relating to the transported articles
- B65G2203/0241—Quantity of articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/04—Detection means
- B65G2203/042—Sensors
- B65G2203/044—Optical
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Abstract
The invention discloses a technical method, a system, a device, electronic equipment and a computer storage medium for conveying articles by a conveyor belt, and belongs to the technical field of conveyor belt material detection. The method comprises the following steps: s1, acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, acquiring the trigger signal again and judging; s2, judging the conveying direction and the conveying state of the conveyed article according to the triggering time of the triggering signal; and acquiring the quantity of conveyed articles according to the conveying direction and the conveying state of the articles. The counting is accurate, the anti-interference capability is strong, different states of conveyed articles can be distinguished, and the problems of inaccurate counting and poor anti-interference capability in the prior art are solved.
Description
Technical Field
The application relates to the technical field of conveyor belt material detection, in particular to a counting method and system for conveying articles by a conveyor belt.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
With the progress of social science and technology and the development of production, the conveyor belt is more and more popular in factory application, and the automatic counting equipment of the modern conveyor belt completely replaces the past heavy manual counting, so that the labor cost is greatly reduced, and the production efficiency is improved.
The traditional counting technology does not fully consider various motion conditions of materials on the conveyor belt, the counting mode is single, and accurate identification and counting are difficult to realize in the aspect of facing the problems of overlapping, connection, falling and the like. Meanwhile, the hardware structure is complex, the re-expansibility is poor, and the cost is high. The misoperation resistance is poor, and the counting is inaccurate. The existing design schemes of the object counter circuit on the conveyor belt aim at different objects, and the designed circuits are different, so that the circuit has great limitation and poor universality.
Besides electromagnetic interference and external strong light interference, when the conveyor belt articles are folded, turned, connected and the like, the problems of inaccurate judgment, error counting, multiple counting or missing counting and the like easily occur.
Disclosure of Invention
In order to solve the defects of the prior art, the application provides a counting method, a system, a device, electronic equipment and a computer-readable storage medium for conveying articles by a conveyor belt, which can count the articles according to different motion conditions of the articles on the conveyor belt, avoid the omission and wrong recording and improve the anti-interference capability.
In a first aspect, the present application provides a counting method for conveyor belt conveyed articles;
a method of counting articles conveyed by a conveyor belt, comprising:
s1, acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, re-acquiring the trigger signal and judging;
s2, judging the conveying direction and the conveying state of the conveyed article according to the triggering time of the triggering signal; and acquiring the quantity of conveyed articles according to the conveying direction and the conveying state of the articles.
In a second aspect, the present application provides a counting system for conveyor belt conveyed articles;
a counting system for conveying articles by a conveyor belt comprises an infrared correlation sensor A, an infrared correlation sensor MA, an infrared correlation sensor MB, an infrared correlation sensor B and a controller;
the infrared correlation sensor A, the infrared correlation sensor MA, the infrared correlation sensor MB and the infrared correlation sensor B are used for sending triggering signals to the controller according to the conveying state of the conveying belt for conveying the articles;
the controller is configured to perform the steps of:
s1, acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, acquiring the trigger signal again and judging;
s2, judging the conveying direction and the conveying state of the conveyed article according to the triggering time of the triggering signal; and acquiring the quantity of conveyed articles according to the triggering times, the conveying direction and the conveying state of the triggering signals.
In a third aspect, the present application provides a counting device for conveyor belt conveyed articles;
a counting device for conveyor belt conveyed articles, comprising:
a trigger signal acquisition module configured to: acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, re-acquiring the trigger signal and judging;
a conveyed item counting module configured to: judging the conveying direction and the conveying state of conveyed articles according to the triggering time of the triggering signal; and acquiring the quantity of conveyed articles according to the triggering times, the conveying direction and the conveying state of the triggering signals.
In a fourth aspect, the present application provides an electronic device;
an electronic device comprising a memory and a processor and computer instructions stored on the memory and executed on the processor, the computer instructions when executed by the processor performing the steps of the above counting method for conveyor belt conveyed articles.
In a fifth aspect, the present application provides a computer-readable storage medium;
a computer readable storage medium storing computer instructions which, when executed by a processor, perform the steps of the above-described counting method for conveyor belt conveyed articles.
Compared with the prior art, the beneficial effects of this application are:
1. the system adopts four sensors to identify objects, and realizes multiple functions of single counting, continuous counting, branch-continuous counting, continuous-branch counting, forward counting, backward counting and the like by judging the triggering and leaving sequence of different sensors; the problem of inaccurate counting of the counter caused by different motion conditions of the articles on the conveyor belt is solved, the situations of missing counting and wrong counting are avoided, the error is greatly reduced, and the production efficiency is improved;
2. the method and the device autonomously judge whether the received trigger signal fluctuates in a certain time, if the fluctuation occurs, the signal is considered as an interference signal, and if the signal continues to be stable for a certain time, the signal is considered as an effective trigger signal; interference factors such as equipment electromagnetism and external strong light can be filtered, the problem that detection is incorrect due to signals of randomness, instantaneity and instability is solved, interference is filtered, and counting accuracy is guaranteed;
3. when a trigger signal (non-interference signal) which is judged to be normal through filtering is received, but the trigger time is obviously shorter than the single-packet trigger time under the condition of normal operation of a conveyor belt, or the signal trigger time sequence does not accord with the normal trigger flow and cannot be used as an effective trigger signal to participate in logic analysis, the false trigger signal is removed from the effective trigger signal so as to ensure that the normal trigger flow is not influenced by the false trigger signal during logic analysis;
4. the standard Modbus protocol is adopted, expansibility is strong, and low cost can be conveniently connected with other industrial electronic equipment.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic flow chart of a counting method for conveying articles by a conveyor belt according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a counting system for conveying articles by a conveyor belt according to an embodiment of the present application;
in the figure: 1. an infrared correlation sensor A; 2. an infrared correlation sensor MA; 3. an infrared correlation sensor MB; 4. an infrared correlation sensor B;
the arrows indicate the direction of belt travel.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and it should be understood that the terms "comprises" and "comprising", and any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
Example one
In the prior art, the counting method for conveying articles by a conveyor belt has inaccurate counting and weaker anti-interference capability, and different states of article conveying cannot be distinguished; accordingly, the present application provides a counting method for conveyor belt conveyed articles.
A counting method for conveyor belt conveyed articles, comprising:
s1, acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, re-acquiring the trigger signal and judging; the triggering signals comprise a first shielding triggering signal, a first leaving triggering signal, a second shielding triggering signal, a second leaving triggering signal, a third shielding triggering signal, a third leaving triggering signal, a fourth shielding triggering signal and a fourth leaving triggering signal; a first shielding trigger signal and a first leaving trigger signal are sent by an infrared correlation sensor A1, a second leaving trigger signal and a second shielding trigger signal are sent by an infrared correlation sensor MA2, a third shielding trigger signal and a third leaving trigger signal are sent by an infrared correlation sensor MB3, and a fourth shielding trigger signal and a fourth leaving trigger signal are sent by an infrared correlation sensor B4; the infrared correlation sensor A1, the infrared correlation sensor MA2, the infrared correlation sensor MB3 and the infrared correlation sensor B4 are sequentially arranged along the conveying direction of the conveyor belt. And filtering the trigger signals according to the condition that the trigger time of the trigger signals is less than the trigger time of a single package in the normal running state of the conveyor belt or the trigger sequence of the trigger signals does not accord with the setting sequence of the infrared correlation sensors.
S2, judging the conveying direction and the conveying state of the conveyed article according to the triggering time of the triggering signal; acquiring the quantity of conveyed articles according to the conveying direction and the conveying state of the articles; the method comprises the following specific steps:
s201, acquiring a second leaving trigger signal and a third leaving trigger signal, and acquiring a triggering order =ofthe second leaving trigger signal and the third leaving trigger signal according to triggering times of the second leaving trigger signal and the third leaving trigger signal.
In some embodiments, the second occlusion trigger signal and the third occlusion trigger signal are obtained, and the trigger sequence of the second occlusion trigger signal and the third occlusion trigger signal is obtained according to the trigger time of the second occlusion trigger signal and the third occlusion trigger signal.
In some embodiments, the second leaving trigger signal and the third occlusion trigger signal are obtained, and the triggering sequence of the second leaving trigger signal and the third occlusion trigger signal is obtained according to the triggering time of the second leaving trigger signal and the third occlusion trigger signal.
In some embodiments, the second occlusion trigger signal and the third departure trigger signal are obtained, and the trigger sequence of the second occlusion trigger signal and the third departure trigger signal is obtained according to the trigger time of the second occlusion trigger signal and the third departure trigger signal.
S202, judging the conveying direction of conveyed articles according to the triggering sequence; if the trigger signal sent by the infrared opposite-emitting sensor MA2 is acquired firstly, the conveying direction of the conveyed article is forward (namely forward); if the trigger signal is sent by the infrared opposite-radiation sensor MB3, which is acquired first, the conveying direction of the conveyed article is reverse (i.e. backward).
S203, acquiring a second shielding trigger signal, a third shielding trigger signal, a first leaving trigger signal and a fourth shielding trigger signal, and acquiring a trigger sequence according to trigger time of the second shielding trigger signal, the third shielding trigger signal, the first leaving trigger signal and the fourth shielding trigger signal; and adding state information in the forward state queue or the reverse state queue according to the trigger sequence.
When a second shielding trigger signal and a third shielding trigger signal are obtained, if the triggering time of the second shielding trigger signal is earlier than that of the third shielding trigger signal, emptying the forward state queue and adding an M state into the forward state queue, otherwise emptying the reverse state queue and adding the M state; adding a B state in a reverse state queue when a first shielding trigger signal is acquired; adding the state A in the forward state queue when acquiring the first departure trigger signal; when a fourth shielding trigger signal is obtained, adding a state B in the forward state queue, when a fourth leaving trigger signal is obtained, adding a state A in the reverse state queue, obtaining a second shielding leaving signal and a third shielding leaving signal, if the time of the second leaving trigger signal is earlier than that of the third leaving trigger signal, counting according to the forward state queue, otherwise, counting according to the reverse state queue; the state a indicates that a leaving signal (i.e., a first leaving trigger signal) of the infrared correlation sensor A1 is triggered, the state B indicates that a blocking signal (i.e., a fourth blocking trigger signal) of the infrared correlation sensor B4 is triggered, and the state M indicates that blocking signals (i.e., a second blocking trigger signal and a third blocking trigger signal) of the infrared correlation sensor MA2 and the infrared correlation sensor MB3 are triggered.
S204, judging the conveying state of conveyed articles according to the triggering sequence; if the first shielding trigger signal, the fourth shielding trigger signal, the second leaving trigger signal and the third leaving trigger signal are obtained after the second shielding trigger signal and the third shielding trigger signal are obtained, and the MAB is recorded in the state queue at the moment, the transmission state is a single packet; at this time, if the transmission direction is forward, adding into the forward state queue, the count is increased by 1, if the transmission direction is reverse, adding into the reverse state queue, the count is decreased by 1; if the second shielding trigger signal and the third shielding trigger signal are obtained, the fourth shielding trigger signal is obtained first, the first leaving trigger signal is obtained, and the second leaving trigger signal and the third leaving trigger signal are obtained finally, namely the record in the state queue is MBA, the transmission state is a continuous packet and the number is 2 packets.
If the second shielding trigger signal and the third shielding trigger signal are obtained, the first leaving trigger signal is obtained first, the fourth shielding trigger signal is obtained, the first leaving trigger signal is obtained, the second leaving trigger signal and the third leaving trigger signal are obtained finally, at the moment, the MABA is recorded in the state queue, the conveying state is a single-packet to continuous packet, and the number is 2; if the second shielding trigger signal and the third shielding trigger signal are obtained, the fourth shielding trigger signal is obtained first, the first leaving trigger signal is obtained, the fourth shielding trigger signal is obtained, the second leaving trigger signal and the third leaving trigger signal are obtained finally, at the moment, the MBAB is recorded in the state queue, the conveying state is a continuous-packet to single-packet mode, and the number is counted as 2 packets; if the second shielding trigger signal and the third shielding trigger signal are obtained, the second leaving trigger signal and the third leaving trigger signal are obtained only after the first leaving trigger signal is obtained, and at the moment, the record in the state queue is MA, the transmission state is a single-packet to continuous packet, and the number is 1 packet; and if the second shielding trigger signal and the third shielding trigger signal are acquired, only the fourth shielding trigger signal is acquired, the second leaving trigger signal and the third leaving trigger signal are acquired, and at the moment, the record in the state queue is MB, the conveying state is changed from a single packet to a continuous packet and is counted as 1 packet.
Example two
The embodiment discloses a counting system for conveying articles by a conveyor belt, which comprises an infrared correlation sensor A1, an infrared correlation sensor MA2, an infrared correlation sensor MB3, an infrared correlation sensor B4 and a controller; the infrared correlation sensor A1, the infrared correlation sensor MA2, the infrared correlation sensor MB3 and the infrared correlation sensor B4 are sequentially arranged along the running direction of the conveyor belt and are positioned on two sides of the conveyor belt along the length direction; the distance between the infrared correlation sensor A1 and the infrared correlation sensor MB3 is smaller than the length of a single article, the distance between the infrared correlation sensor MA2 and the infrared correlation sensor B4 is smaller than the length of a single article, the distance between the infrared correlation sensor A1 and the infrared correlation sensor B4 is larger than the length of a single article, and the distance between the infrared correlation sensor MA2 and the infrared correlation sensor MB3 is 1cm; the infrared correlation sensor A1, the infrared correlation sensor MA2, the infrared correlation sensor MB3 and the infrared correlation sensor B4 are respectively and electrically connected with the controller.
The infrared correlation sensor A1, the infrared correlation sensor MA2, the infrared correlation sensor MB3 and the infrared correlation sensor B4 are used for sending triggering signals to the controller according to the conveying state of the conveying belt for conveying the articles; the controller is used for executing the steps described in the first embodiment.
EXAMPLE III
The embodiment discloses a counting assembly for conveying and changing articles, which comprises:
a trigger signal acquisition module configured to: acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, acquiring the trigger signal again and judging;
a conveyed item counting module configured to: judging the conveying direction and the conveying state of the conveyed article according to the triggering time of the triggering signal; and acquiring the quantity of conveyed articles according to the triggering times, the conveying direction and the conveying state of the triggering signals.
It should be noted that the trigger signal acquiring module and the conveyed article counting module correspond to the steps in the first embodiment, and the modules are the same as the corresponding steps in the example and the application scenario, but are not limited to the disclosure in the first embodiment. It should be noted that the modules described above as part of a system may be implemented in a computer system such as a set of computer-executable instructions.
Example four
The third embodiment of the present invention provides an electronic device, which includes a memory, a processor, and a computer instruction stored in the memory and running on the processor, where the computer instruction is executed by the processor to complete the steps of the first embodiment.
EXAMPLE five
A fourth embodiment of the present invention provides a computer-readable storage medium, configured to store computer instructions, where the computer instructions, when executed by a processor, perform the steps of the first embodiment.
The present invention has been described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In the foregoing embodiments, the descriptions of the embodiments have different emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A counting method for articles conveyed by a conveyor belt, comprising:
s1, acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, re-acquiring the trigger signal and judging;
s2, judging the conveying direction and the conveying state of the conveyed article according to the triggering time of the triggering signal; and acquiring the quantity of conveyed articles according to the conveying direction and the conveying state of the articles.
2. The method of counting conveyor belt conveyed articles of claim 1 wherein said trigger signal comprises a first occlusion trigger signal, a first departure trigger signal, a second occlusion trigger signal, a second departure trigger signal, a third occlusion trigger signal, a third departure trigger signal, a fourth occlusion trigger signal, a fourth departure trigger signal;
the first shielding trigger signal and the first leaving trigger signal are sent by an infrared correlation sensor A, the second leaving trigger signal and the second shielding trigger signal are sent by an infrared correlation sensor MA, the third shielding trigger signal and the third leaving trigger signal are sent by an infrared correlation sensor MB, and the fourth shielding trigger signal and the fourth leaving trigger signal are sent by an infrared correlation sensor B;
the infrared correlation sensor A, the infrared correlation sensor MA, the infrared correlation sensor MB and the infrared correlation sensor B are sequentially arranged along the conveying direction of the conveying belt.
3. The counting method for the conveyed articles by the conveyor belt according to claim 2, wherein the judging of the conveying direction of the conveyed articles based on the triggering time of the triggering signal comprises:
acquiring a second leaving trigger signal and a third leaving trigger signal, and acquiring the trigger sequence of the second leaving trigger signal and the third leaving trigger signal according to the trigger time of the second leaving trigger signal and the third leaving trigger signal;
judging the conveying direction of conveyed articles according to the triggering sequence;
or,
judging the conveying direction of the conveyed article according to the triggering time of the triggering signal comprises:
acquiring a second shielding trigger signal and a third shielding trigger signal, and acquiring the trigger sequence of the second shielding trigger signal and the third shielding trigger signal according to the trigger time of the second shielding trigger signal and the third shielding trigger signal;
and judging the conveying direction of the conveyed articles according to the triggering sequence.
4. The counting method for conveyed article on a conveyor belt according to claim 1, wherein the judging of the conveyed article conveying state based on the trigger time of the trigger signal comprises:
acquiring a second shielding trigger signal, a third shielding trigger signal, a first leaving trigger signal and a fourth shielding trigger signal, and acquiring a trigger sequence according to the trigger time of the second shielding trigger signal, the third shielding trigger signal, the first leaving trigger signal and the fourth shielding trigger signal;
judging the conveying state of conveyed articles according to the triggering sequence;
further, if the first leaving trigger signal is obtained first and then the fourth shielding trigger signal is obtained after the second shielding trigger signal and the third shielding trigger signal are obtained, the conveying state is a single packet; if the fourth shielding trigger signal is acquired first and then the first leaving trigger signal is acquired after the second shielding trigger signal and the third shielding trigger signal are acquired, the conveying state is a continuous packet.
5. The counting method for conveying articles by a conveyor belt according to claim 1, wherein if the conveying direction is the forward direction, the count is increased by 1, and if the conveying direction is the forward direction, the count is decreased by 1;
or,
and filtering the trigger signals according to the condition that the trigger time of the trigger signals is less than the trigger time of a single package under the normal running state of the conveyor belt or the trigger sequence of the trigger signals does not accord with the setting sequence of the infrared correlation sensor.
6. A counting system for conveying articles by a conveyor belt is characterized by comprising an infrared correlation sensor A, an infrared correlation sensor MA, an infrared correlation sensor MB, an infrared correlation sensor B and a controller;
the infrared correlation sensor A, the infrared correlation sensor MA, the infrared correlation sensor MB and the infrared correlation sensor B are used for sending triggering signals to the controller according to the conveying state of the conveying belt for conveying the articles;
the controller is configured to perform the steps of:
s1, acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, re-acquiring the trigger signal and judging;
s2, judging the conveying direction and the conveying state of the conveyed article according to the triggering time of the triggering signal; and acquiring the quantity of conveyed articles according to the triggering times, the conveying direction and the conveying state of the triggering signals.
7. The counting system for conveyor belt conveyed articles as claimed in claim 6, wherein the infrared correlation sensor A, the infrared correlation sensor MA, the infrared correlation sensor MB and the infrared correlation sensor B are arranged in sequence along the running direction of the conveyor belt and are positioned at two sides of the conveyor belt along the length direction;
the distance between the infrared correlation sensor A and the infrared correlation sensor MB is smaller than the length of a single article, the distance between the infrared correlation sensor MA and the infrared correlation sensor B is smaller than the length of a single article, the distance between the infrared correlation sensor A and the infrared correlation sensor B is larger than the length of a single article, and the distance between the infrared correlation sensor MA and the infrared correlation sensor MB is 0-3cm.
8. A counting assembly for conveying articles by a conveyor belt, comprising:
a trigger signal acquisition module configured to: acquiring a trigger signal, and judging whether the trigger signal is stable within a preset time; if yes, entering the next step, otherwise, acquiring the trigger signal again and judging;
a conveyed item counting module configured to: judging the conveying direction and the conveying state of conveyed articles according to the triggering time of the triggering signal; and acquiring the quantity of conveyed articles according to the triggering times, the conveying direction and the conveying state of the triggering signals.
9. An electronic device comprising a memory and a processor and computer instructions stored on the memory and executed on the processor, the computer instructions when executed by the processor performing the steps of any of claims 1-5.
10. A computer readable storage medium storing computer instructions which, when executed by a processor, perform the steps of any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211143455.XA CN115504188A (en) | 2022-09-20 | 2022-09-20 | Counting method and system for conveying articles by conveyor belt |
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| CN202211143455.XA CN115504188A (en) | 2022-09-20 | 2022-09-20 | Counting method and system for conveying articles by conveyor belt |
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| CN115504188A true CN115504188A (en) | 2022-12-23 |
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| CN202211143455.XA Pending CN115504188A (en) | 2022-09-20 | 2022-09-20 | Counting method and system for conveying articles by conveyor belt |
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